/* ==========================================================================
   JSIC — Japanese Society for Innovation and Collaboration
   Design language: Aizome indigo · Shu vermilion · Kin gold · Washi paper
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --ink: #0A1630;
  --ink-2: #0F1F44;
  --indigo: #13275C;
  --cobalt: #2B4FBF;
  --sky: #8EA8FF;
  --shu: #E2412A;
  --shu-2: #FF7A59;
  --shu-dark: #B92A17;
  --kin: #C9A45C;
  --kin-2: #F1D79A;
  --kin-dark: #8F6B2A;
  --paper: #F7F5F0;
  --paper-2: #EFEAE0;
  --mist: #EEF2FA;
  --card: #FFFFFF;
  --text: #151C2E;
  --text-2: #3B455A;
  --muted: #5F6980;
  --line: #E6E1D6;
  --line-cool: #E1E6F0;
  --success: #0F7B55;
  --danger: #C0281A;

  --g-ink: linear-gradient(135deg, #0A1630 0%, #13275C 55%, #1F3C8F 100%);
  --g-shu: linear-gradient(135deg, #FF7A59 0%, #E2412A 55%, #C92D17 100%);
  --g-kin: linear-gradient(135deg, #F6E3B4 0%, #C9A45C 60%, #A67F3A 100%);
  --g-text: linear-gradient(100deg, #FF8A66 0%, #F2B36B 45%, #F1D79A 100%);

  --f-head: "Plus Jakarta Sans", "Noto Sans JP", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-body: "Inter", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, system-ui, sans-serif;
  --f-ja: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, "Yu Gothic", sans-serif;
  --f-mincho: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;

  --r-sm: 6px;
  --r: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  --sh-1: 0 1px 2px rgba(10, 22, 48, .04), 0 4px 18px -6px rgba(10, 22, 48, .08);
  --sh-2: 0 2px 6px rgba(10, 22, 48, .05), 0 18px 40px -12px rgba(10, 22, 48, .18);
  --sh-3: 0 30px 70px -20px rgba(10, 22, 48, .35);
  --sh-shu: 0 10px 28px -8px rgba(226, 65, 42, .55);

  --container: 1320px;
  --gutter: clamp(1.1rem, 3.4vw, 2.5rem);
  --section-y: clamp(4rem, 8vw, 7.5rem);
  --header-h: 78px;
  --ease: cubic-bezier(.22, .8, .24, 1);
  --seigaiha: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='28' viewBox='0 0 56 28'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='1'%3E%3Cpath d='M0 28a28 28 0 0 1 56 0M7 28a21 21 0 0 1 42 0M14 28a14 14 0 0 1 28 0M21 28a7 7 0 0 1 14 0'/%3E%3Cpath d='M-28 14a28 28 0 0 1 56 0M-21 14a21 21 0 0 1 42 0M-14 14a14 14 0 0 1 28 0M-7 14a7 7 0 0 1 14 0M28 14a28 28 0 0 1 56 0M35 14a21 21 0 0 1 42 0M42 14a14 14 0 0 1 28 0M49 14a7 7 0 0 1 14 0'/%3E%3C/g%3E%3C/svg%3E");
  --seigaiha-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='28' viewBox='0 0 56 28'%3E%3Cg fill='none' stroke='%2313275C' stroke-width='1'%3E%3Cpath d='M0 28a28 28 0 0 1 56 0M7 28a21 21 0 0 1 42 0M14 28a14 14 0 0 1 28 0M21 28a7 7 0 0 1 14 0'/%3E%3Cpath d='M-28 14a28 28 0 0 1 56 0M-21 14a21 21 0 0 1 42 0M-14 14a14 14 0 0 1 28 0M-7 14a7 7 0 0 1 14 0M28 14a28 28 0 0 1 56 0M35 14a21 21 0 0 1 42 0M42 14a14 14 0 0 1 28 0M49 14a7 7 0 0 1 14 0'/%3E%3C/g%3E%3C/svg%3E");
}

/* ---------- 2. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--paper); color: var(--text);
  font: 400 1rem/1.7 var(--f-body);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--cobalt); text-decoration: none; transition: color .2s; }
a:hover { color: var(--shu); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--f-head); color: var(--ink); line-height: 1.2; margin: 0; letter-spacing: -.015em; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }
::selection { background: rgba(226, 65, 42, .18); color: var(--ink); }
:focus-visible { outline: 3px solid var(--cobalt); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 1rem; top: -60px; z-index: 1000; background: var(--ink); color: #fff; padding: .7rem 1rem; border-radius: var(--r); transition: top .2s; }
.skip-link:focus { top: 1rem; color: #fff; }
main:focus { outline: none; }
.icon { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Japanese typography: comfortable leading, strict line-breaking, neutral tracking */
[lang="ja"] { font-family: var(--f-ja); line-break: strict; word-break: normal; overflow-wrap: anywhere; letter-spacing: .02em; }
p[lang="ja"], .bi-p .ja, li [lang="ja"] { line-height: 1.9; }

/* ---------- 3. Bilingual system & language switch ---------- */
.bi { display: inline-flex; flex-direction: column; gap: .12em; }
.bi > .ja { font-size: .8em; font-weight: 500; color: var(--muted); letter-spacing: .03em; line-height: 1.55; }
.bi-p > .en { color: var(--text-2); }
.bi-p > .ja { color: var(--muted); font-size: .94em; }
.bi-p > .en + .ja { margin-top: -.15em; padding-top: .55em; border-top: 1px dashed rgba(201, 164, 92, .45); }
.bi-p > .ja + .ja { border-top: 0; padding-top: 0; margin-top: 0; }
.bi-p > p:last-child { margin-bottom: 0; }
.bi-p strong { font-weight: 700; color: inherit; }

html[data-lang="en"] [lang="ja"]:not(.keep-ja) { display: none !important; }
html[data-lang="ja"] .en:not(.keep-en) { display: none !important; }
html[data-lang="ja"] .bi > .ja { font-size: 1em; color: inherit; font-weight: inherit; }
html[data-lang="ja"] .bi-p > .ja { color: var(--text-2); font-size: 1em; border-top: 0; padding-top: 0; margin-top: 0; }
html[data-lang="ja"] .sec-title .ja, html[data-lang="ja"] .page-hero__title .ja, html[data-lang="ja"] .hero__title-ja { font-size: 1em !important; font-family: var(--f-mincho); color: inherit; }
html[data-lang="ja"] .sec-title .ja::before, html[data-lang="ja"] .page-hero__title .ja::before { display: none; }

.lang-switch { display: inline-flex; padding: 3px; border-radius: 999px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); gap: 2px; }
.lang-switch button { font-size: .72rem; font-weight: 600; letter-spacing: .02em; padding: .28rem .7rem; border-radius: 999px; color: rgba(255, 255, 255, .72); transition: background .25s, color .25s; white-space: nowrap; }
.lang-switch button:hover { color: #fff; }
.lang-switch button[aria-pressed="true"] { background: #fff; color: var(--ink); box-shadow: 0 2px 8px rgba(0, 0, 0, .18); }

/* ---------- 4. Layout primitives ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: 980px; }
.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.section--white { background: var(--card); }
.section--mist { background: linear-gradient(180deg, var(--mist), #F6F8FC); }
.section--paper2 { background: var(--paper-2); }
.section--dark { background: var(--g-ink); color: #D7DEEE; overflow: hidden; isolation: isolate; }
.section--dark::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .05; z-index: -1; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark .bi-p > .en { color: #C9D2E6; }
.section--dark .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .25); }
.section--pattern { background-image: var(--seigaiha-dark); background-size: 56px 28px; background-color: var(--paper); background-blend-mode: normal; }
.section--pattern::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--paper) 0%, rgba(247, 245, 240, .93) 30%, rgba(247, 245, 240, .93) 70%, var(--paper) 100%); pointer-events: none; }
.section--pattern > * { position: relative; }

.grid { display: grid; gap: clamp(1rem, 2.2vw, 1.75rem); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split--top { align-items: start; }
.split--wide-left { grid-template-columns: 1.4fr 1fr; }
.stack > * + * { margin-top: 1.25rem; }
.center { text-align: center; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2rem; }
.btn-row--center { justify-content: center; }
.hide-sm { }

/* ---------- 5. Section heading ---------- */
.sec-head { max-width: 860px; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .kicker { justify-content: center; }
.kicker { display: flex; align-items: center; gap: .6rem; margin: 0 0 1rem; font: 700 .74rem/1 var(--f-head); letter-spacing: .18em; text-transform: uppercase; color: var(--shu); }
.kicker__num { color: var(--kin-dark); font-feature-settings: "tnum"; }
.kicker__num::after { content: ""; display: inline-block; width: 28px; height: 1px; background: currentColor; margin-left: .6rem; vertical-align: middle; opacity: .6; }
.hanko { width: 12px; height: 12px; border-radius: 3px; background: var(--g-shu); box-shadow: 0 0 0 3px rgba(226, 65, 42, .14); transform: rotate(45deg); flex: none; }
.sec-title { display: flex; flex-direction: column; gap: .55rem; }
.sec-title .en { font-size: clamp(1.85rem, 3.6vw, 2.9rem); font-weight: 800; letter-spacing: -.025em; line-height: 1.12; color: var(--ink); }
.sec-title .ja { font-family: var(--f-mincho); font-weight: 700; font-size: clamp(1rem, 1.6vw, 1.3rem); color: var(--kin-dark); letter-spacing: .06em; line-height: 1.6; display: inline-flex; align-items: center; gap: .75rem; }
.sec-head--center .sec-title .ja { justify-content: center; }
.sec-title .ja::before { content: ""; width: 34px; height: 2px; background: var(--g-kin); border-radius: 2px; flex: none; }
.sec-head--center .sec-title .ja::after { content: ""; width: 34px; height: 2px; background: var(--g-kin); border-radius: 2px; flex: none; }
.sec-head--light .sec-title .en { color: #fff; }
.sec-head--light .sec-title .ja { color: var(--kin-2); }
.sec-head--light .kicker { color: var(--shu-2); }
.sec-head .bi-p { margin-top: 1.4rem; font-size: 1.06rem; }
.sec-head--center .bi-p { margin-inline: auto; }

h3.sub-title, .sub-title { display: flex; flex-direction: column; gap: .3rem; font-size: 1.35rem; font-weight: 700; margin: 2.5rem 0 1.25rem; }
.sub-title .ja { font-family: var(--f-mincho); font-size: .78em; color: var(--kin-dark); font-weight: 700; }
.sub-title:first-child { margin-top: 0; }

/* ---------- 6. Buttons ---------- */
.btn { --b-bg: var(--ink); --b-fg: #fff; position: relative; display: inline-flex; align-items: center; gap: .85rem; padding: .78rem 1.25rem .78rem 1.4rem; border-radius: 12px; background: var(--b-bg); color: var(--b-fg); font: 600 .95rem/1.25 var(--f-head); border: 1px solid transparent; transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s, border-color .3s; isolation: isolate; overflow: hidden; text-align: left; }
.btn:hover { color: var(--b-fg); transform: translateY(-2px); }
.btn__label { display: flex; flex-direction: column; }
.btn__label .ja { font-size: .74em; font-weight: 500; opacity: .82; letter-spacing: .04em; }
.btn__icon { width: 1.05rem; height: 1.05rem; transition: transform .35s var(--ease); }
.btn:hover .btn__icon { transform: translateX(4px); }
.btn--primary { --b-bg: var(--shu); background: var(--g-shu); box-shadow: var(--sh-shu); }
.btn--primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, .35) 50%, transparent 80%); transform: translateX(-120%); transition: transform .8s var(--ease); z-index: -1; }
.btn--primary:hover::after { transform: translateX(120%); }
.btn--primary:hover { box-shadow: 0 16px 36px -10px rgba(226, 65, 42, .65); }
.btn--dark { background: var(--g-ink); box-shadow: 0 10px 26px -12px rgba(10, 22, 48, .6); }
.btn--dark:hover { box-shadow: 0 18px 36px -14px rgba(10, 22, 48, .7); }
.btn--outline { --b-bg: transparent; --b-fg: var(--ink); border-color: #CBD2DF; background: rgba(255, 255, 255, .6); backdrop-filter: blur(6px); }
.btn--outline:hover { border-color: var(--ink); background: #fff; }
.btn--ghost-light { --b-bg: rgba(255, 255, 255, .08); --b-fg: #fff; border-color: rgba(255, 255, 255, .28); backdrop-filter: blur(8px); }
.btn--ghost-light:hover { background: rgba(255, 255, 255, .16); border-color: rgba(255, 255, 255, .5); }
.btn--gold { background: var(--g-kin); --b-fg: var(--ink); box-shadow: 0 10px 26px -10px rgba(201, 164, 92, .7); }
.btn--sm { padding: .55rem .9rem .55rem 1rem; font-size: .86rem; border-radius: 10px; }
.btn--block { width: 100%; justify-content: space-between; }
.link-arrow { display: inline-flex; align-items: center; gap: .45rem; font: 600 .92rem var(--f-head); color: var(--shu); }
.link-arrow .icon { width: 1rem; transition: transform .3s var(--ease); }
.link-arrow:hover .icon { transform: translateX(4px); }

/* ---------- 7. Top bar & header ---------- */
.topbar { background: var(--ink); color: #BAC5DD; font-size: .78rem; position: relative; z-index: 60; }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 42px; }
.topbar a { color: #C9D2E6; display: inline-flex; align-items: center; gap: .45rem; }
.topbar a:hover, .topbar a[aria-current] { color: var(--kin-2); }
.topbar .icon { width: 14px; height: 14px; color: var(--shu-2); }
.topbar__contact { display: flex; gap: 1.4rem; }
.topbar__links { margin-left: auto; }
.topbar__links ul { display: flex; gap: .2rem; }
.topbar__links li + li::before { content: "|"; opacity: .25; margin: 0 .6rem; }
.topbar__links li { display: flex; align-items: center; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(250, 249, 246, .86); backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px); border-bottom: 1px solid rgba(19, 39, 92, .08); transition: box-shadow .3s, background .3s; }
.site-header.is-scrolled { box-shadow: 0 10px 30px -18px rgba(10, 22, 48, .35); background: rgba(255, 255, 255, .92); }
.site-header__inner { display: flex; align-items: center; gap: 1.25rem; min-height: var(--header-h); transition: min-height .3s; }
.site-header.is-scrolled .site-header__inner { min-height: 66px; }
.scroll-progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; }
.scroll-progress span { display: block; height: 100%; width: 100%; transform-origin: 0 50%; transform: scaleX(var(--progress, 0)); background: var(--g-shu); }

.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--ink); flex: none; }
.brand:hover { color: var(--ink); }
/* JSIC logo artwork (mark + JSIC + 日本イノベーション・協働学会), 720×230 PNG. */
.brand__logo { display: block; height: 64px; width: auto; }
.brand--sm .brand__logo { height: 40px; }
/* On the dark footers the full-colour logo sits on a white plate so the navy lettering stays legible. */
.brand__logo--plate { height: 64px; padding: .55rem .85rem; border-radius: 14px; background: #fff; box-sizing: content-box; }

.primary-nav { margin-left: auto; }
.primary-nav__list { display: flex; align-items: center; gap: .1rem; }
.primary-nav__list > li { position: relative; }
.primary-nav__link { display: flex; align-items: center; gap: .3rem; padding: .55rem .62rem; border-radius: 10px; color: var(--ink); font: 600 .84rem/1.2 var(--f-head); transition: background .25s, color .25s; text-align: left; }
.primary-nav__link .bi .ja { font-size: .68rem; font-weight: 500; font-family: var(--f-ja); }
.primary-nav__link:hover, .has-drop:hover > .primary-nav__link, .has-drop.is-open > .primary-nav__link { background: rgba(19, 39, 92, .06); color: var(--ink); }
.primary-nav__list > li.is-active > .primary-nav__link { color: var(--shu); }
.primary-nav__list > li.is-active > .primary-nav__link::after { content: ""; position: absolute; left: .62rem; right: .62rem; bottom: 2px; height: 2px; border-radius: 2px; background: var(--g-shu); }
.primary-nav .caret { width: 14px; height: 14px; opacity: .6; transition: transform .3s; }
.has-drop.is-open .caret, .has-drop:hover .caret { transform: rotate(180deg); }
.drop { position: absolute; top: calc(100% + 10px); left: 50%; min-width: 300px; transform: translate(-50%, 8px); opacity: 0; visibility: hidden; transition: opacity .25s, transform .3s var(--ease), visibility .25s; background: #fff; border: 1px solid var(--line-cool); border-radius: var(--r-lg); box-shadow: var(--sh-3); padding: .55rem; z-index: 10; }
.drop::before { content: ""; position: absolute; top: -12px; left: 0; right: 0; height: 12px; }
.has-drop:hover .drop, .has-drop.is-open .drop, .has-drop:focus-within .drop { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.drop a { display: flex; align-items: center; gap: .8rem; padding: .7rem .8rem; border-radius: 10px; color: var(--ink); font: 600 .9rem/1.3 var(--f-head); transition: background .2s; }
.drop a:hover, .drop a[aria-current] { background: var(--mist); color: var(--ink); }
.drop a .ja { font-size: .74rem; }
.drop__icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: linear-gradient(135deg, #FFF1EC, #FBE2DA); color: var(--shu); flex: none; }
.drop__icon .icon { width: 18px; height: 18px; }

.site-header__actions { display: flex; align-items: center; gap: .5rem; flex: none; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-width: 44px; height: 44px; padding: 0 .75rem; border-radius: 12px; color: var(--ink); background: #fff; border: 1px solid var(--line-cool); transition: background .25s, border-color .25s, transform .25s; }
.icon-btn:hover { border-color: var(--ink); transform: translateY(-1px); }
.icon-btn .icon { width: 20px; height: 20px; }
.quick-btn { background: var(--ink); color: #fff; border-color: var(--ink); font: 600 .8rem var(--f-head); }
.quick-btn:hover { background: var(--indigo); border-color: var(--indigo); }
.quick-btn .icon { color: var(--kin-2); }
.quick-btn__label span { opacity: .75; font-weight: 500; }
.menu-btn { display: none; }

/* Drawers */
.drawer { position: fixed; inset: 0; z-index: 200; }
.drawer__backdrop { position: absolute; inset: 0; background: rgba(6, 12, 28, .55); backdrop-filter: blur(4px); opacity: 0; transition: opacity .35s; }
.drawer__panel { position: absolute; top: 0; right: 0; bottom: 0; width: min(560px, 100%); background: var(--paper); box-shadow: -30px 0 60px -20px rgba(0, 0, 0, .4); display: flex; flex-direction: column; transform: translateX(100%); transition: transform .45s var(--ease); overflow-y: auto; overscroll-behavior: contain; }
.drawer.is-open .drawer__backdrop { opacity: 1; }
.drawer.is-open .drawer__panel { transform: none; }
.drawer__head { display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper); z-index: 2; }
.drawer__head h2 { font-size: 1.35rem; }
.drawer__foot { margin-top: auto; padding: 1.25rem 1.5rem; border-top: 1px solid var(--line); display: grid; gap: .6rem; font-size: .9rem; }
.drawer__foot a { display: flex; align-items: center; gap: .6rem; color: var(--ink); }
.drawer__foot .icon { color: var(--shu); width: 18px; }
.quick-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; padding: 1.5rem; }
.quick-grid a { display: flex; gap: .8rem; align-items: center; padding: .9rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line); color: var(--ink); font: 600 .88rem/1.3 var(--f-head); transition: transform .3s var(--ease), box-shadow .3s, border-color .3s; height: 100%; }
.quick-grid a:hover { transform: translateY(-3px); box-shadow: var(--sh-2); border-color: transparent; }
.quick-grid .ja { font-size: .72rem; }
.quick-grid__icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--g-ink); color: var(--kin-2); flex: none; }
.quick-grid__icon .icon { width: 18px; height: 18px; }
.drawer--menu .drawer__panel { width: min(420px, 100%); }
.drawer--menu .lang-switch { margin: 1rem 1.5rem 0; background: var(--ink); align-self: flex-start; }
.m-nav { padding: .75rem 1rem; }
.m-nav__link { display: flex; width: 100%; justify-content: space-between; align-items: center; padding: .85rem .75rem; border-radius: 10px; color: var(--ink); font: 600 1rem/1.3 var(--f-head); text-align: left; }
.m-nav__link[aria-current] { color: var(--shu); }
.m-nav__link:hover { background: #fff; color: var(--ink); }
.m-nav__link .ja { font-size: .75rem; }
.m-nav__link .caret { width: 18px; transition: transform .3s; }
.m-nav__link[aria-expanded="true"] .caret { transform: rotate(180deg); }
.m-nav__sub { padding: .25rem 0 .5rem 1rem; border-left: 2px solid var(--kin); margin-left: .75rem; }
.m-nav__sub a { display: block; padding: .55rem .75rem; color: var(--text-2); font-size: .92rem; border-radius: 8px; }
.m-nav__sub a[aria-current] { color: var(--shu); background: #fff; }
.m-nav__sub .ja { font-size: .74rem; }
.m-nav--util { border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: .25rem; }
.m-nav--util a { display: block; padding: .6rem .75rem; font-size: .85rem; color: var(--text-2); }
body.drawer-open { overflow: hidden; }

/* ---------- 8. Home hero ---------- */
.hero { position: relative; background: var(--ink); color: #fff; overflow: hidden; isolation: isolate; padding: clamp(3.5rem, 7vw, 6rem) 0 0; }
.aurora { position: absolute; inset: -20%; z-index: -2; background:
  radial-gradient(40% 45% at 78% 30%, rgba(226, 65, 42, .55), transparent 70%),
  radial-gradient(35% 40% at 15% 15%, rgba(43, 79, 191, .55), transparent 70%),
  radial-gradient(30% 35% at 55% 90%, rgba(201, 164, 92, .28), transparent 70%),
  radial-gradient(50% 60% at 30% 70%, rgba(19, 39, 92, .9), transparent 70%);
  filter: blur(20px); animation: aurora 22s ease-in-out infinite alternate; }
@keyframes aurora { 0% { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); } 50% { transform: translate3d(3%, -2%, 0) rotate(4deg) scale(1.05); } 100% { transform: translate3d(-3%, 2%, 0) rotate(-3deg) scale(1.02); } }
.hero .seigaiha, .page-hero .seigaiha { position: absolute; inset: 0; z-index: -1; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .07; -webkit-mask-image: linear-gradient(100deg, transparent 30%, #000 75%); mask-image: linear-gradient(100deg, transparent 30%, #000 75%); }
.hero__inner { display: grid; grid-template-columns: 1.08fr 1fr; gap: clamp(2rem, 4vw, 4rem); align-items: center; }
.hero__eyebrow { display: inline-flex; align-items: center; gap: .7rem; padding: .45rem .9rem .45rem .5rem; border-radius: 999px; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14); font: 600 .78rem/1.2 var(--f-head); letter-spacing: .04em; color: #DCE3F2; margin-bottom: 1.6rem; backdrop-filter: blur(8px); }
.hero__eyebrow .pulse { width: 26px; height: 26px; border-radius: 50%; background: var(--g-shu); display: grid; place-items: center; box-shadow: 0 0 0 0 rgba(226, 65, 42, .6); animation: pulse 2.4s infinite; }
.hero__eyebrow .pulse .icon { width: 14px; height: 14px; color: #fff; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(226, 65, 42, .55); } 70% { box-shadow: 0 0 0 12px rgba(226, 65, 42, 0); } 100% { box-shadow: 0 0 0 0 rgba(226, 65, 42, 0); } }
.hero__title { color: #fff; font-size: clamp(2.5rem, 5.6vw, 4.6rem); font-weight: 800; line-height: 1.02; letter-spacing: -.035em; margin-bottom: 1.5rem; }
.hero__title .grad { background: var(--g-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__title .line { display: block; }
.hero__title-ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: clamp(1rem, 1.6vw, 1.2rem); letter-spacing: .12em; margin: -.4rem 0 1.4rem; display: flex; align-items: center; gap: .8rem; }
.hero__title-ja::before { content: ""; width: 40px; height: 1px; background: var(--kin-2); opacity: .7; }
.hero .bi-p { max-width: 600px; }
.hero .bi-p > .en { color: #CAD3E7; font-size: 1.08rem; }
.hero .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .25); }
.hero__visual { position: relative; aspect-ratio: 1 / 1; max-width: 600px; justify-self: end; width: 100%; }
.hero__sun { position: absolute; width: 72%; aspect-ratio: 1; border-radius: 50%; top: 8%; right: 4%; background: radial-gradient(circle at 35% 30%, #FF9A76, #E2412A 55%, #A8230F 100%); box-shadow: 0 0 120px 20px rgba(226, 65, 42, .35), inset -20px -30px 60px rgba(0, 0, 0, .25); animation: float 9s ease-in-out infinite; }
.hero__ring { position: absolute; width: 86%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(241, 215, 154, .35); top: 1%; right: -3%; animation: spin 60s linear infinite; }
.hero__ring::before { content: ""; position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--kin-2); top: 12%; left: 12%; box-shadow: 0 0 18px 4px rgba(241, 215, 154, .6); }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.hero__photo { position: absolute; border-radius: var(--r-xl); overflow: hidden; box-shadow: 0 30px 60px -18px rgba(0, 0, 0, .6); border: 4px solid rgba(255, 255, 255, .9); background: #1b2a50; }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__photo--a { width: 62%; aspect-ratio: 4 / 3; left: 0; top: 18%; transform: rotate(-4deg); animation: float 10s ease-in-out infinite; }
.hero__photo--b { width: 46%; aspect-ratio: 4 / 3; right: 0; bottom: 8%; transform: rotate(5deg); animation: float 11s ease-in-out -3s infinite; }
.hero__photo--c { width: 36%; aspect-ratio: 1; right: 10%; top: 0; transform: rotate(3deg); border-radius: 50%; animation: float 12s ease-in-out -6s infinite; }
.hero__chip { position: absolute; display: flex; align-items: center; gap: .7rem; padding: .7rem 1rem; border-radius: 14px; background: rgba(255, 255, 255, .94); color: var(--ink); box-shadow: 0 20px 40px -14px rgba(0, 0, 0, .45); font: 600 .78rem/1.3 var(--f-head); max-width: 240px; z-index: 3; }
.hero__chip strong { display: block; font-size: 1.2rem; font-weight: 800; letter-spacing: -.02em; color: var(--shu); }
.hero__chip .chip-ico { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: var(--g-ink); color: var(--kin-2); flex: none; }
.hero__chip--a { left: -4%; bottom: 14%; animation: float 8s ease-in-out -2s infinite; }
.hero__chip--b { right: -2%; top: 46%; animation: float 9s ease-in-out -4s infinite; }
.hero__vertical { position: absolute; right: clamp(.5rem, 1.5vw, 1.5rem); top: 50%; transform: translateY(-50%); writing-mode: vertical-rl; font-family: var(--f-mincho); font-size: .95rem; letter-spacing: .5em; color: rgba(241, 215, 154, .55); z-index: 1; }
.hero__stats { position: relative; margin-top: clamp(3rem, 6vw, 5rem); border-top: 1px solid rgba(255, 255, 255, .1); background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .02)); backdrop-filter: blur(10px); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 1.8rem 1.25rem; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 25%; bottom: 25%; width: 1px; background: linear-gradient(transparent, rgba(255, 255, 255, .2), transparent); }
.stat__num { font: 800 clamp(1.7rem, 3vw, 2.5rem)/1 var(--f-head); letter-spacing: -.03em; color: #fff; font-feature-settings: "tnum"; }
.stat__num .plus { color: var(--shu-2); }
.stat__label { margin-top: .55rem; font-size: .86rem; color: #AEB9D2; line-height: 1.45; }
.stat__label [lang="ja"] { display: block; font-size: .78rem; color: #8592AF; margin-top: .15rem; }

/* ---------- 9. Inner page hero ---------- */
.page-hero { position: relative; color: #fff; background: var(--ink); overflow: hidden; isolation: isolate; padding: clamp(3.2rem, 7vw, 5.6rem) 0 clamp(3.4rem, 7vw, 5.4rem); }
.page-hero__bg { position: absolute; inset: 0; z-index: -1; }
.page-hero__photo { position: absolute; inset: 0 0 0 45%; background: var(--photo) center / cover no-repeat; opacity: .28; -webkit-mask-image: linear-gradient(90deg, transparent, #000 55%); mask-image: linear-gradient(90deg, transparent, #000 55%); filter: saturate(.8); }
.page-hero .aurora { inset: -30%; opacity: .9; }
.page-hero__inner { position: relative; max-width: var(--container); }
.page-hero__sun { position: absolute; right: clamp(-120px, -6vw, -40px); bottom: -140px; width: clamp(220px, 28vw, 380px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #FF9A76, #E2412A 55%, #A8230F); opacity: .85; box-shadow: 0 0 100px rgba(226, 65, 42, .45); z-index: -1; }
.crumbs ol { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; font-size: .8rem; color: #AEB9D2; margin-bottom: 1.4rem; }
.crumbs li { display: inline-flex; align-items: center; gap: .4rem; }
.crumbs li + li::before { content: ""; width: 5px; height: 5px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: rotate(45deg); opacity: .6; margin-right: .2rem; }
.crumbs a { color: #D2DAEB; display: inline-flex; }
.crumbs a:hover { color: var(--kin-2); }
.crumbs .icon { width: 15px; height: 15px; }
.crumbs [aria-current] { color: var(--kin-2); }
.page-hero__kicker { display: inline-flex; align-items: center; gap: .6rem; font: 700 .74rem var(--f-head); letter-spacing: .18em; text-transform: uppercase; color: var(--shu-2); margin-bottom: .9rem; }
.page-hero__title { display: flex; flex-direction: column; gap: .7rem; max-width: 900px; }
.page-hero__title .en { color: #fff; font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.06; }
.page-hero__title .ja { font-family: var(--f-mincho); font-weight: 700; color: var(--kin-2); font-size: clamp(1.05rem, 1.8vw, 1.4rem); letter-spacing: .08em; display: flex; align-items: center; gap: .8rem; }
.page-hero__title .ja::before { content: ""; width: 40px; height: 2px; background: var(--g-kin); }
.page-hero__lead { margin-top: 1.4rem; max-width: 820px; }
.page-hero__lead .en { color: #CAD3E7 !important; font-size: 1.05rem; }
.page-hero__lead .ja { color: #97A3BF !important; border-color: rgba(241, 215, 154, .25) !important; }

/* Sub navigation tabs */
.subnav { position: relative; z-index: 5; margin-top: -1.9rem; }
.subnav ul { display: flex; gap: .4rem; padding: .4rem; background: #fff; border-radius: 16px; box-shadow: var(--sh-2); border: 1px solid var(--line-cool); width: max-content; max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a { display: flex; flex-direction: column; padding: .6rem 1.1rem; border-radius: 12px; color: var(--ink); font: 600 .9rem/1.3 var(--f-head); white-space: nowrap; transition: background .25s, color .25s; }
.subnav a .ja { font-size: .72rem; color: var(--muted); font-weight: 500; }
.subnav a:hover { background: var(--mist); color: var(--ink); }
.subnav a.is-active { background: var(--g-ink); color: #fff; }
.subnav a.is-active .ja { color: var(--kin-2); }

/* ---------- 10. Cards ---------- */
.card { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.4rem, 2.4vw, 2rem); box-shadow: var(--sh-1); transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s; overflow: hidden; isolation: isolate; }
.card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--g-shu); transform: scaleX(0); transform-origin: 0 50%; transition: transform .5s var(--ease); }
.card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card--link { color: inherit; display: block; }
.card--link:hover { color: inherit; }
.card__icon { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: var(--g-ink); color: var(--kin-2); margin-bottom: 1.25rem; box-shadow: 0 12px 24px -12px rgba(19, 39, 92, .7); position: relative; transition: transform .5s var(--ease); }
.card__icon::after { content: ""; position: absolute; right: -4px; top: -4px; width: 14px; height: 14px; border-radius: 50%; background: var(--g-shu); border: 2px solid #fff; }
.card:hover .card__icon { transform: rotate(-6deg) scale(1.05); }
.card__icon .icon { width: 26px; height: 26px; }
.card__title { display: flex; flex-direction: column; gap: .3rem; font-size: 1.15rem; font-weight: 700; margin-bottom: .9rem; }
.card__title .ja { font-size: .82rem; font-family: var(--f-mincho); color: var(--kin-dark); font-weight: 700; letter-spacing: .04em; }
.card__text { font-size: .95rem; }
.card__more { position: absolute; right: 1.25rem; top: 1.25rem; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line); color: var(--ink); transition: background .3s, color .3s, transform .4s var(--ease); }
.card--link:hover .card__more { background: var(--shu); color: #fff; border-color: var(--shu); transform: rotate(45deg); }
.card__more .icon { width: 16px; }
.card--glass { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); box-shadow: none; backdrop-filter: blur(10px); }
.card--glass .card__title .en { color: #fff; }
.card--glass .card__title .ja { color: var(--kin-2); }
.card--glass .bi-p > .en { color: #C9D2E6; }
.card--glass .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .2); }
.card--glass .card__icon { background: var(--g-shu); color: #fff; }
.card--glass .card__icon::after { background: var(--g-kin); border-color: var(--ink); }
.card--glass:hover { background: rgba(255, 255, 255, .1); }
.card--accent { border-left: 3px solid var(--shu); }
.card--num { counter-increment: card; }
.card--num::after { content: counter(card, decimal-leading-zero); position: absolute; right: 1.2rem; top: .6rem; font: 800 3.4rem/1 var(--f-head); color: rgba(19, 39, 92, .05); letter-spacing: -.04em; z-index: -1; }
.cards-num { counter-reset: card; }

/* Panel (plain content container) */
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); padding: clamp(1.5rem, 3.5vw, 3rem); box-shadow: var(--sh-1); }
.panel + .panel { margin-top: 1.75rem; }
.panel--tint { background: linear-gradient(180deg, #fff, #FBF9F4); }

/* Image frame */
.frame { position: relative; border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--sh-3); }
.frame img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; transition: transform 1.2s var(--ease); }
.frame:hover img { transform: scale(1.04); }
.frame-stack { position: relative; padding: 0 0 12% 10%; }
.frame-stack .frame--back { position: absolute; left: 0; bottom: 0; width: 55%; border: 6px solid #fff; z-index: 2; }
.frame-stack .frame--back img { aspect-ratio: 1; }
.frame-stack::before { content: ""; position: absolute; right: -4%; top: -6%; width: 45%; aspect-ratio: 1; border-radius: 50%; background: var(--g-shu); opacity: .9; z-index: -1; }
.frame-stack::after { content: ""; position: absolute; left: 2%; top: 6%; width: 30%; aspect-ratio: 1; background-image: radial-gradient(var(--kin) 1.5px, transparent 1.6px); background-size: 14px 14px; z-index: -1; opacity: .7; }
.frame-badge { position: absolute; right: -6%; bottom: 14%; z-index: 3; background: #fff; border-radius: 16px; padding: 1rem 1.2rem; box-shadow: var(--sh-3); display: flex; gap: .8rem; align-items: center; max-width: 250px; }
.frame-badge .icon { width: 42px; height: 42px; padding: 10px; border-radius: 12px; background: var(--g-shu); color: #fff; }
.frame-badge strong { font: 800 1.35rem/1 var(--f-head); color: var(--ink); display: block; }
.frame-badge span { font-size: .78rem; color: var(--muted); line-height: 1.35; display: block; margin-top: .2rem; }

/* ---------- 11. Lists ---------- */
.check-list { display: grid; gap: .85rem; }
.check-list li { display: flex; gap: .85rem; align-items: flex-start; }
.check-list__icon { width: 26px; height: 26px; padding: 5px; border-radius: 8px; background: rgba(15, 123, 85, .1); color: var(--success); margin-top: .15rem; }
.check-list--cross .check-list__icon { background: rgba(192, 40, 26, .09); color: var(--danger); }
.check-list--dot .check-list__icon { background: rgba(226, 65, 42, .09); color: var(--shu); }
.check-list .bi { gap: .15rem; }
.check-list .en { color: var(--text); font-weight: 500; }
.check-list .ja { font-size: .86em; color: var(--muted); font-weight: 400; }
.check-list--cols { grid-template-columns: repeat(2, 1fr); gap: 1rem 2rem; }
.section--dark .check-list .en { color: #E3E8F3; }
.section--dark .check-list .ja { color: #97A3BF; }
.section--dark .check-list__icon { background: rgba(241, 215, 154, .12); color: var(--kin-2); }

.tag { display: inline-flex; align-items: center; gap: .35rem; padding: .3rem .7rem; border-radius: 999px; font: 600 .74rem/1.2 var(--f-head); letter-spacing: .02em; background: var(--mist); color: var(--indigo); }
.tag--shu { background: rgba(226, 65, 42, .09); color: var(--shu-dark); border: 1px solid rgba(226, 65, 42, .18); }
.tag--kin { background: rgba(201, 164, 92, .14); color: var(--kin-dark); }
.tag .icon { width: 13px; height: 13px; }

/* ---------- 12. Steps / timeline ---------- */
.steps { counter-reset: s; display: grid; gap: 1rem; }
.step { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 1.25rem; padding: 1.4rem 1.5rem; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); transition: box-shadow .35s, transform .35s var(--ease); }
.step:hover { box-shadow: var(--sh-2); transform: translateX(4px); }
.step__num { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font: 800 1.05rem var(--f-head); color: #fff; background: var(--g-ink); position: relative; }
.step__num::after { content: ""; position: absolute; inset: -5px; border-radius: 18px; border: 1px dashed rgba(201, 164, 92, .7); }
.step__title { display: flex; flex-direction: column; gap: .2rem; font-size: 1.08rem; margin-bottom: .55rem; }
.step__title .ja { font-family: var(--f-mincho); font-size: .8em; color: var(--kin-dark); }
.step .bi-p { font-size: .95rem; }

.timeline { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2.4rem 1.5rem; counter-reset: t; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 30px; height: 2px; background: linear-gradient(90deg, transparent, rgba(241, 215, 154, .5), transparent); }
.timeline__item { position: relative; padding-top: 4.4rem; }
.timeline__dot { position: absolute; top: 0; left: 0; width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); border: 2px solid rgba(241, 215, 154, .5); color: var(--kin-2); font: 800 1.05rem var(--f-head); box-shadow: 0 0 0 6px rgba(10, 22, 48, .6); transition: background .4s, transform .4s var(--ease); }
.timeline__item:hover .timeline__dot { background: var(--g-shu); color: #fff; border-color: transparent; transform: scale(1.08); }
.timeline__title { display: flex; flex-direction: column; gap: .25rem; font-size: 1.05rem; margin-bottom: .65rem; color: #fff; }
.timeline__title .ja { font-family: var(--f-mincho); font-size: .82em; color: var(--kin-2); font-weight: 700; }
.timeline .bi-p { font-size: .9rem; }

/* ---------- 13. Marquee (Scrolling Links) ---------- */
.marquee { position: relative; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.marquee__track { display: flex; gap: 1.25rem; width: max-content; animation: marquee 60s linear infinite; padding: .5rem 0 1.25rem; }
.marquee:hover .marquee__track, .marquee:focus-within .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.news-card { width: min(400px, 82vw); flex: none; display: flex; gap: 1rem; padding: 1.35rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-1); color: inherit; transition: transform .35s var(--ease), box-shadow .35s; }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); color: inherit; }
.news-card__icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--g-shu); color: #fff; flex: none; }
.news-card__icon .icon { width: 22px; height: 22px; }
.news-card h3 { display: flex; flex-direction: column; gap: .15rem; font-size: 1rem; margin-bottom: .45rem; }
.news-card h3 .ja { font-size: .78rem; color: var(--kin-dark); font-family: var(--f-mincho); }
.news-card .bi-p { font-size: .86rem; line-height: 1.6; }

/* ---------- 14. Conference cards ---------- */
.conf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.conf-card { display: flex; flex-direction: column; border-radius: var(--r-xl); overflow: hidden; background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-1); color: inherit; transition: transform .45s var(--ease), box-shadow .45s; }
.conf-card:hover { transform: translateY(-8px); box-shadow: var(--sh-3); color: inherit; }
.conf-card__top { position: relative; padding: 1.5rem; min-height: 190px; background: var(--g-ink); color: #fff; overflow: hidden; isolation: isolate; display: flex; flex-direction: column; justify-content: space-between; }
.conf-card__top::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .08; z-index: -1; }
.conf-card__top::after { content: ""; position: absolute; right: -60px; bottom: -80px; width: 200px; height: 200px; border-radius: 50%; background: var(--g-shu); opacity: .85; z-index: -1; transition: transform .6s var(--ease); }
.conf-card:hover .conf-card__top::after { transform: scale(1.15); }
.conf-card__date { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; width: 74px; height: 78px; border-radius: 14px; background: #fff; color: var(--ink); box-shadow: 0 10px 24px -10px rgba(0, 0, 0, .5); }
.conf-card__date b { font: 800 1.8rem/1 var(--f-head); color: var(--shu); }
.conf-card__date span { font: 700 .72rem/1.2 var(--f-head); text-transform: uppercase; letter-spacing: .08em; }
.conf-card__code { font: 800 1.5rem/1 var(--f-head); letter-spacing: .02em; }
.conf-card__city { display: inline-flex; align-items: center; gap: .35rem; font-size: .85rem; color: #D2DAEB; margin-top: .35rem; }
.conf-card__city .icon { width: 15px; color: var(--kin-2); }
.conf-card__body { padding: 1.4rem 1.5rem 1.5rem; display: flex; flex-direction: column; gap: .9rem; flex: 1; }
.conf-card__title { font-size: 1.06rem; line-height: 1.4; }
.conf-card__meta { display: flex; flex-wrap: wrap; gap: .5rem; }
.conf-card__foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; padding-top: 1rem; border-top: 1px solid var(--line); }

.filters { display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 1rem; align-items: end; padding: 1.25rem; border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-2); margin-bottom: 2.5rem; }
.filters .field { margin: 0; }

/* ---------- 15. People: speakers, testimonials, committee ---------- */
.people-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.5rem; }
.person { position: relative; border-radius: var(--r-xl); overflow: hidden; background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-1); transition: transform .45s var(--ease), box-shadow .45s; }
.person:hover { transform: translateY(-6px); box-shadow: var(--sh-2); }
.person__photo { position: relative; aspect-ratio: 4 / 4.4; overflow: hidden; background: var(--g-ink); }
.person__photo img, .person__photo .avatar { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; transition: transform 1s var(--ease); }
.person:hover .person__photo img { transform: scale(1.06); }
.person__photo::after { content: ""; position: absolute; inset: auto 0 0 0; height: 45%; background: linear-gradient(transparent, rgba(10, 22, 48, .55)); }
.person__badge { position: absolute; left: 1rem; top: 1rem; z-index: 2; }
.person__body { padding: 1.2rem 1.3rem 1.4rem; }
.person__name { font-size: 1.05rem; line-height: 1.35; margin-bottom: .45rem; }
.person__aff { font-size: .88rem; color: var(--text-2); margin: 0; }
.person__country { display: inline-flex; align-items: center; gap: .35rem; font-size: .82rem; color: var(--muted); margin-top: .5rem; }
.person__country .icon { width: 14px; color: var(--shu); }
.avatar--initials { display: grid !important; place-items: center; font: 800 2.6rem var(--f-head); color: var(--kin-2); background: var(--g-ink); }

.testimonials { position: relative; }
.t-track { display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - 3rem) / 3); gap: 1.5rem; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; padding: .5rem .25rem 1.5rem; scroll-behavior: smooth; }
.t-track::-webkit-scrollbar { display: none; }
.t-card { scroll-snap-align: start; position: relative; display: flex; flex-direction: column; gap: 1.25rem; padding: 2rem; border-radius: var(--r-xl); background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); backdrop-filter: blur(10px); color: #D7DEEE; transition: background .35s, transform .45s var(--ease); }
.t-card:hover { background: rgba(255, 255, 255, .1); transform: translateY(-4px); }
.t-card__quote { width: 44px; height: 44px; color: var(--shu-2); opacity: .9; }
.t-card blockquote { margin: 0; font-size: 1.02rem; line-height: 1.75; color: #E6EBF5; flex: 1; }
.t-card__label { font: 700 .7rem var(--f-head); letter-spacing: .16em; text-transform: uppercase; color: var(--kin-2); }
.t-card figcaption { display: flex; align-items: center; gap: .9rem; padding-top: 1.25rem; border-top: 1px solid rgba(255, 255, 255, .12); }
.t-card figcaption img, .t-card figcaption .avatar { width: 58px; height: 58px; border-radius: 50%; object-fit: cover; object-position: center 20%; border: 2px solid var(--kin); flex: none; }
.t-card figcaption .avatar--initials { font-size: 1.1rem; }
.t-card cite { font-style: normal; display: flex; flex-direction: column; line-height: 1.35; }
.t-card cite strong { color: #fff; font: 700 .98rem var(--f-head); }
.t-card cite span { font-size: .82rem; color: #97A3BF; }
.slider-nav { display: flex; gap: .6rem; }
.slider-nav button { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .25); color: #fff; transition: background .3s, border-color .3s; }
.slider-nav button:hover { background: var(--shu); border-color: var(--shu); }
.slider-nav .icon { width: 20px; }
.slider-nav--dark button { border-color: var(--line); color: var(--ink); background: #fff; }
.slider-nav--dark button:hover { color: #fff; }
.row-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; margin-bottom: 2.5rem; flex-wrap: wrap; }
.row-head .sec-head { margin-bottom: 0; }

/* ---------- 16. Awardee cards ---------- */
.awards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.5rem; }
.award-card { --sdg: var(--indigo); position: relative; display: flex; flex-direction: column; gap: 1rem; padding: 1.6rem; border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-1); overflow: hidden; isolation: isolate; transition: transform .45s var(--ease), box-shadow .45s; }
.award-card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); }
.award-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--kin), var(--kin-2), var(--kin)); }
.award-card::after { content: ""; position: absolute; right: -50px; top: -50px; width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(201, 164, 92, .18), transparent 70%); z-index: -1; }
.award-card__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.award-card__code { font: 800 1.25rem/1 var(--f-head); color: var(--ink); letter-spacing: .01em; }
.award-card__when { font-size: .82rem; color: var(--muted); margin-top: .4rem; display: flex; align-items: center; gap: .35rem; }
.award-card__when .icon { width: 14px; color: var(--shu); }
.award-card__medal { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: var(--g-kin); color: var(--ink); box-shadow: 0 8px 20px -8px rgba(166, 127, 58, .8); flex: none; }
.award-card__medal .icon { width: 24px; }
.award-card__award { font: 700 .78rem var(--f-head); letter-spacing: .08em; text-transform: uppercase; color: var(--shu); }
.award-card__name { font-size: 1.12rem; line-height: 1.3; }
.award-card__aff { font-size: .88rem; color: var(--text-2); margin: -.5rem 0 0; }
.award-card__paper { font-size: .9rem; color: var(--text-2); padding: .9rem 1rem; background: var(--paper); border-radius: 12px; border-left: 3px solid var(--kin); margin: 0; }
.award-card__paper b { display: block; font: 700 .7rem var(--f-head); letter-spacing: .1em; text-transform: uppercase; color: var(--kin-dark); margin-bottom: .3rem; }
.sdg-chip { display: inline-flex; align-items: center; gap: .55rem; align-self: flex-start; padding: .35rem .8rem .35rem .35rem; border-radius: 999px; background: color-mix(in srgb, var(--sdg) 10%, #fff); color: color-mix(in srgb, var(--sdg) 80%, #000); font: 600 .78rem/1.3 var(--f-head); border: 1px solid color-mix(in srgb, var(--sdg) 25%, transparent); margin-top: auto; }
.sdg-chip b { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--sdg); color: #fff; font-size: .74rem; flex: none; }

/* ---------- 17. SDG grid ---------- */
.sdg-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: .6rem; }
.sdg-tile { --c: #333; position: relative; aspect-ratio: 1; border-radius: 12px; background: var(--c); color: #fff; padding: .7rem; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; transition: transform .4s var(--ease), box-shadow .4s; }
.sdg-tile:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 16px 30px -12px var(--c); z-index: 2; }
.sdg-tile b { font: 800 1.5rem/1 var(--f-head); }
.sdg-tile span { font: 700 .62rem/1.2 var(--f-head); text-transform: uppercase; letter-spacing: .02em; }
.sdg-tile--logo { background: #fff; color: var(--ink); border: 1px solid var(--line); align-items: center; justify-content: center; text-align: center; }
.sdg-wheel { width: 60%; aspect-ratio: 1; border-radius: 50%; background: conic-gradient(#E5243B 0 21deg, #DDA63A 0 42deg, #4C9F38 0 64deg, #C5192D 0 85deg, #FF3A21 0 106deg, #26BDE2 0 127deg, #FCC30B 0 148deg, #A21942 0 169deg, #FD6925 0 191deg, #DD1367 0 212deg, #FD9D24 0 233deg, #BF8B2E 0 254deg, #3F7E44 0 275deg, #0A97D9 0 296deg, #56C02B 0 318deg, #00689D 0 339deg, #19486A 0 360deg); -webkit-mask: radial-gradient(circle, transparent 38%, #000 40%); mask: radial-gradient(circle, transparent 38%, #000 40%); animation: spin 40s linear infinite; }
.sdg-tile--logo span { font-size: .6rem; margin-top: .4rem; }

/* ---------- 18. Gallery ---------- */
.gallery { columns: 4 260px; column-gap: 1rem; }
.gallery__item { break-inside: avoid; margin: 0 0 1rem; border-radius: var(--r-lg); overflow: hidden; position: relative; display: block; background: var(--paper-2); }
.gallery__item img { width: 100%; height: auto; transition: transform 1s var(--ease), filter .6s; }
.gallery__item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(10, 22, 48, .6)); opacity: 0; transition: opacity .4s; }
.gallery__item:hover img { transform: scale(1.06); }
.gallery__item:hover::after { opacity: 1; }
.strip { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-template-rows: repeat(2, minmax(160px, 1fr)); gap: 1rem; }
.strip .gallery__item { margin: 0; height: 100%; }
.strip .gallery__item img { height: 100%; object-fit: cover; }
.strip .gallery__item:first-child { grid-row: span 2; }
.lightbox { position: fixed; inset: 0; z-index: 300; background: rgba(6, 12, 28, .94); display: grid; place-items: center; padding: 4rem 1rem; opacity: 0; transition: opacity .3s; }
.lightbox.is-open { opacity: 1; }
.lightbox img { max-height: 84vh; width: auto; border-radius: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, .6); }
.lightbox button { position: absolute; width: 52px; height: 52px; border-radius: 50%; background: rgba(255, 255, 255, .1); color: #fff; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .2); }
.lightbox button:hover { background: var(--shu); }
.lightbox .lb-close { top: 1rem; right: 1rem; }
.lightbox .lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox .lb-count { position: absolute; bottom: 1.2rem; left: 50%; transform: translateX(-50%); color: #AEB9D2; font: 600 .85rem var(--f-head); }

/* ---------- 19. FAQ accordion ---------- */
.faq { display: grid; gap: .85rem; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); transition: box-shadow .3s, border-color .3s; }
.faq details[open] { box-shadow: var(--sh-2); border-color: transparent; }
.faq summary { list-style: none; cursor: pointer; display: flex; gap: 1rem; align-items: center; padding: 1.2rem 1.4rem; font: 700 1.02rem/1.4 var(--f-head); color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .num { flex: none; width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: var(--mist); color: var(--indigo); font-size: .85rem; transition: background .3s, color .3s; }
.faq details[open] summary .num { background: var(--g-shu); color: #fff; }
.faq summary .bi { flex: 1; }
.faq summary .ja { font-family: var(--f-ja); font-size: .8rem; }
.faq summary .plus { flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line); position: relative; transition: transform .35s var(--ease), background .3s; }
.faq summary .plus::before, .faq summary .plus::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 2px; background: var(--ink); transform: translate(-50%, -50%); border-radius: 2px; }
.faq summary .plus::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .35s var(--ease); }
.faq details[open] .plus { transform: rotate(180deg); background: var(--ink); }
.faq details[open] .plus::before, .faq details[open] .plus::after { background: #fff; }
.faq details[open] .plus::after { transform: translate(-50%, -50%) rotate(0); }
.faq__a { padding: 0 1.4rem 1.4rem 4.6rem; }

/* ---------- 20. Tables ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--r-xl); border: 1px solid var(--line); background: #fff; box-shadow: var(--sh-1); }
.table { min-width: 640px; font-size: .95rem; }
.table th, .table td { padding: 1rem 1.25rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table thead th { background: var(--g-ink); color: #fff; font: 700 .86rem/1.35 var(--f-head); letter-spacing: .01em; position: sticky; top: 0; }
.table thead th .ja { display: block; font-size: .75rem; color: var(--kin-2); font-weight: 500; }
.table tbody tr { transition: background .2s; }
.table tbody tr:hover { background: #FBF8F1; }
.table tbody tr:last-child td { border-bottom: 0; }
.table td .ja { display: block; font-size: .8rem; color: var(--muted); }
.table .price { font: 700 1rem var(--f-head); color: var(--ink); white-space: nowrap; font-feature-settings: "tnum"; }
.table .price--early { color: var(--shu); }
.table .time { font: 700 .9rem var(--f-head); color: var(--indigo); white-space: nowrap; font-feature-settings: "tnum"; }
.table tr.is-group td { background: var(--paper); font: 700 .78rem var(--f-head); letter-spacing: .1em; text-transform: uppercase; color: var(--kin-dark); }

/* ---------- 21. Forms ---------- */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--sh-2); overflow: hidden; }
.form-card__head { padding: 1.6rem clamp(1.4rem, 3vw, 2.4rem); background: var(--g-ink); color: #fff; position: relative; overflow: hidden; isolation: isolate; }
.form-card__head::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .07; z-index: -1; }
.form-card__head::after { content: ""; position: absolute; right: -40px; top: -60px; width: 160px; height: 160px; border-radius: 50%; background: var(--g-shu); opacity: .8; z-index: -1; }
.form-card__head h2 { color: #fff; font-size: 1.5rem; display: flex; flex-direction: column; gap: .3rem; }
.form-card__head h2 .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .72em; }
.form-card__body { padding: clamp(1.4rem, 3vw, 2.4rem); }
.fieldset { border: 0; margin: 0 0 2rem; padding: 0; }
.fieldset:last-of-type { margin-bottom: 1.5rem; }
.fieldset legend { display: flex; align-items: center; gap: .75rem; width: 100%; font: 700 1.05rem var(--f-head); color: var(--ink); padding: 0 0 .9rem; margin-bottom: 1.25rem; border-bottom: 1px solid var(--line); }
.fieldset legend .ja { font-size: .82rem; color: var(--kin-dark); font-family: var(--f-mincho); }
.fieldset legend .lg-num { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--g-shu); color: #fff; font-size: .8rem; flex: none; }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.15rem 1.25rem; }
.field { display: flex; flex-direction: column; gap: .45rem; min-width: 0; }
.field--full { grid-column: 1 / -1; }
/* Two-column rows: when one label wraps to two lines, keep both inputs on the same line. */
.fields > .field > .field__label { flex-grow: 1; }
.field__label { font: 600 .88rem/1.4 var(--f-head); color: var(--ink); }
.field__label .ja { font-weight: 500; font-size: .8rem; color: var(--muted); }
.req { color: var(--shu); font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: .72rem .95rem; border: 1px solid #D5DAE4; border-radius: 12px; background: #FCFCFD; font-size: .95rem; color: var(--text); transition: border-color .2s, box-shadow .2s, background .2s; }
.field textarea { min-height: 130px; resize: vertical; line-height: 1.6; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #B6BFD0; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cobalt); background: #fff; box-shadow: 0 0 0 4px rgba(43, 79, 191, .14); }
.field--error input, .field--error select, .field--error textarea, .field--error .file-drop__ui { border-color: var(--danger); background: #FFF8F7; }
.field-error { color: var(--danger); font-size: .8rem; margin: 0; font-weight: 500; }
.field__hint { font-size: .78rem; color: var(--muted); margin: 0; }
.select { position: relative; }
.select select { appearance: none; -webkit-appearance: none; padding-right: 2.6rem; cursor: pointer; }
.select__icon { position: absolute; right: .9rem; top: 50%; transform: translateY(-50%); width: 18px; pointer-events: none; color: var(--muted); }
.file-drop { position: relative; }
.file-drop input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; z-index: 2; min-height: 0; }
.file-drop__ui { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.1rem; border: 1.5px dashed #C3CBDA; border-radius: 14px; background: linear-gradient(180deg, #FCFCFD, #F6F8FC); transition: border-color .25s, background .25s; }
.file-drop:hover .file-drop__ui, .file-drop input:focus-visible + .file-drop__ui { border-color: var(--cobalt); background: #fff; }
.file-drop input:focus-visible + .file-drop__ui { box-shadow: 0 0 0 4px rgba(43, 79, 191, .14); }
.file-drop__ui > .icon { width: 42px; height: 42px; padding: 10px; border-radius: 12px; background: var(--g-ink); color: var(--kin-2); }
.file-drop__text { display: flex; flex-direction: column; font-size: .88rem; }
.file-drop__text strong { color: var(--ink); font-family: var(--f-head); }
.file-drop__text small { color: var(--success); font-weight: 600; word-break: break-all; }
.file-drop.has-file .file-drop__ui { border-style: solid; border-color: var(--success); background: #F3FBF7; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.form-note { font-size: .82rem; color: var(--muted); display: flex; gap: .5rem; align-items: flex-start; margin: 0; max-width: 560px; }
.form-note .icon { width: 16px; color: var(--success); margin-top: .2rem; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.cf-turnstile { margin: 1.25rem 0 0; min-height: 65px; }
button.btn { font: 600 .95rem/1.25 var(--f-head); }
.btn[disabled] { opacity: .7; pointer-events: none; }
.btn.is-loading .btn__icon { animation: spin 1s linear infinite; }

.alert { display: flex; gap: .9rem; align-items: flex-start; padding: 1rem 1.2rem; border-radius: 14px; margin-bottom: 1.5rem; font-size: .95rem; }
.alert .icon { width: 22px; height: 22px; flex: none; margin-top: .1rem; }
.alert--success { background: #ECFAF3; color: #0B5E41; border: 1px solid #B9E8D2; }
.alert--error { background: #FFF1EF; color: #8E1F13; border: 1px solid #F7C6BE; }
.alert p { margin: 0; }

/* ---------- 22. Assist box ---------- */
.assist { display: flex; align-items: center; gap: clamp(1.25rem, 3vw, 2.5rem); padding: clamp(1.5rem, 3vw, 2.4rem); border-radius: var(--r-xl); background: var(--g-ink); color: #fff; position: relative; overflow: hidden; isolation: isolate; margin-top: clamp(2.5rem, 5vw, 4rem); }
.assist::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .06; z-index: -1; }
.assist::after { content: ""; position: absolute; right: -80px; bottom: -120px; width: 280px; height: 280px; border-radius: 50%; background: var(--g-shu); opacity: .55; filter: blur(2px); z-index: -1; }
.assist__art { width: 84px; height: 84px; border-radius: 24px; display: grid; place-items: center; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16); flex: none; }
.assist__art .icon { width: 40px; height: 40px; color: var(--kin-2); }
.assist__body { flex: 1; }
.assist__title { color: #fff; font-size: 1.45rem; display: flex; flex-direction: column; gap: .25rem; margin-bottom: 1rem; }
.assist__title .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .7em; }
.assist .bi-p { margin-bottom: 1rem; }
.assist .bi-p > .en { color: #C9D2E6; }
.assist .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .2); }
.assist__list { display: flex; flex-wrap: wrap; gap: .8rem; }
.assist__list a { display: inline-flex; align-items: center; gap: .75rem; padding: .7rem 1.1rem .7rem .7rem; border-radius: 14px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); color: #fff; transition: background .3s, transform .3s var(--ease); }
.assist__list a:hover { background: rgba(255, 255, 255, .16); color: #fff; transform: translateY(-2px); }
.assist__list .icon { width: 36px; height: 36px; padding: 9px; border-radius: 10px; background: var(--g-shu); color: #fff; }
.assist__list span { display: flex; flex-direction: column; font: 600 .95rem/1.3 var(--f-head); }
.assist__list small { font: 500 .72rem var(--f-body); color: #AEB9D2; }

/* ---------- 23. CTA band ---------- */
.cta-band { position: relative; border-radius: var(--r-xl); padding: clamp(2rem, 5vw, 3.6rem); background: var(--g-ink); color: #fff; overflow: hidden; isolation: isolate; display: grid; grid-template-columns: 1.4fr auto; gap: 2rem; align-items: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .07; z-index: -1; }
.cta-band::after { content: ""; position: absolute; right: 6%; top: 50%; width: 360px; height: 360px; transform: translateY(-50%); border-radius: 50%; background: radial-gradient(circle at 35% 30%, #FF9A76, #E2412A 60%, transparent 61%); opacity: .35; z-index: -1; }
.cta-band h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.2rem); display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.cta-band h2 .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .6em; letter-spacing: .06em; }
.cta-band .bi-p > .en { color: #C9D2E6; }
.cta-band .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .2); }
.cta-band .btn-row { margin-top: 0; }

/* Info tiles (vision/mission, etc.) */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.duo__item { position: relative; padding: clamp(1.75rem, 3vw, 2.6rem); border-radius: var(--r-xl); overflow: hidden; isolation: isolate; }
.duo__item--dark { background: var(--g-ink); color: #fff; }
.duo__item--dark h3 { color: #fff; }
.duo__item--dark .bi-p > .en { color: #C9D2E6; }
.duo__item--dark .bi-p > .ja { color: #97A3BF; border-color: rgba(241, 215, 154, .2); }
.duo__item--light { background: #fff; border: 1px solid var(--line); }
.duo__item::after { content: attr(data-kanji); position: absolute; right: 1rem; bottom: -1.5rem; font: 700 9rem/1 var(--f-mincho); opacity: .06; z-index: -1; }
.duo__item--dark::after { color: #fff; opacity: .07; }
.duo__icon { width: 60px; height: 60px; border-radius: 18px; display: grid; place-items: center; background: var(--g-shu); color: #fff; margin-bottom: 1.4rem; }
.duo__icon .icon { width: 28px; height: 28px; }
.duo__item h3 { display: flex; flex-direction: column; gap: .3rem; font-size: 1.6rem; margin-bottom: 1rem; }
.duo__item h3 .ja { font-family: var(--f-mincho); font-size: .6em; color: var(--kin-dark); }
.duo__item--dark h3 .ja { color: var(--kin-2); }

/* Terms */
.terms-section { scroll-margin-top: calc(var(--header-h) + 24px); }
.terms-section + .terms-section { margin-top: 2.5rem; }
.terms-section > h2 { display: flex; flex-direction: column; gap: .3rem; font-size: 1.35rem; padding-bottom: .9rem; border-bottom: 2px solid var(--ink); margin-bottom: 1.25rem; }
.terms-section > h2 .ja { font-family: var(--f-mincho); color: var(--kin-dark); font-size: .75em; }
.clause { display: grid; grid-template-columns: 60px 1fr; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px dashed var(--line); }
.clause:last-child { border-bottom: 0; }
.clause__num { font: 800 .95rem var(--f-head); color: var(--shu); padding-top: .1rem; }
.toc { position: sticky; top: calc(var(--header-h) + 24px); padding: 1.4rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); }
.toc h2 { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: .9rem; }
.toc a { display: block; padding: .5rem .7rem; border-radius: 8px; font-size: .88rem; color: var(--text-2); border-left: 2px solid transparent; }
.toc a:hover, .toc a.is-active { background: var(--paper); color: var(--ink); border-left-color: var(--shu); }
.with-toc { display: grid; grid-template-columns: 280px 1fr; gap: 2.5rem; align-items: start; }

/* Empty state */
.empty { text-align: center; padding: clamp(2.5rem, 6vw, 4.5rem) 1.5rem; border-radius: var(--r-xl); background: #fff; border: 1px dashed #CFD5E1; }
.empty__icon { width: 72px; height: 72px; margin: 0 auto 1.25rem; border-radius: 22px; display: grid; place-items: center; background: var(--mist); color: var(--indigo); }
.empty__icon .icon { width: 32px; height: 32px; }
.empty h2, .empty h3 { font-size: 1.2rem; margin-bottom: .6rem; display: flex; flex-direction: column; gap: .3rem; }
.empty .ja { font-size: .82em; color: var(--muted); font-weight: 500; }

/* Social block */
.social { display: flex; flex-wrap: wrap; gap: .6rem; }
.social a, .social .is-soon { display: inline-flex; align-items: center; gap: .55rem; padding: .55rem .95rem .55rem .6rem; border-radius: 12px; border: 1px solid var(--line); background: #fff; color: var(--ink); font: 600 .85rem var(--f-head); transition: transform .3s var(--ease), background .3s, color .3s; }
.social .icon { width: 30px; height: 30px; padding: 7px; border-radius: 9px; background: var(--g-ink); color: #fff; }
.social a:hover { transform: translateY(-2px); background: var(--ink); color: #fff; }
.social .is-soon { cursor: help; opacity: .92; }
.social--footer a, .social--footer .is-soon { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); color: #D7DEEE; }
.social--footer .icon { background: rgba(255, 255, 255, .1); }
.social--footer a:hover { background: var(--shu); border-color: var(--shu); }

/* ---------- 24. Footer ---------- */
.site-footer { position: relative; background: var(--ink); color: #AEB9D2; padding-top: clamp(4rem, 7vw, 6rem); margin-top: clamp(3rem, 6vw, 5rem); isolation: isolate; overflow: hidden; }
.site-footer__wave { position: absolute; left: 0; right: 0; top: -1px; width: 100%; height: 50px; fill: var(--paper); transform: scaleY(-1); }
.site-footer__glow { position: absolute; z-index: -1; inset: 0; background: radial-gradient(40% 50% at 90% 10%, rgba(226, 65, 42, .22), transparent 70%), radial-gradient(40% 50% at 0% 100%, rgba(43, 79, 191, .3), transparent 70%); }
.site-footer::before { content: ""; position: absolute; inset: 0; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .035; z-index: -1; }
.site-footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.25fr; gap: clamp(2rem, 4vw, 3.5rem); padding-bottom: 3rem; }
.site-footer__about .brand { display: flex; width: max-content; margin-bottom: 1.5rem; }
.site-footer .bi-p > .en { color: #AEB9D2; font-size: .92rem; }
.site-footer .bi-p > .ja { color: #7F8BA8; font-size: .85rem; border-color: rgba(241, 215, 154, .15); }
.ft-title { color: #fff; font-size: 1rem; margin-bottom: 1.2rem; }
.ft-title .ja { color: var(--kin-2); font-size: .74rem; font-family: var(--f-mincho); }
.ft-title--sm { margin-top: 1.8rem; }
.site-footer__about .ft-title { margin-bottom: .9rem; }
.ft-links { display: grid; gap: .55rem; }
.ft-links a { display: inline-flex; align-items: flex-start; gap: .45rem; color: #C3CCE0; font-size: .9rem; transition: color .25s, transform .25s; }
.ft-links a .icon { width: 14px; margin-top: .3rem; color: var(--shu-2); transition: transform .25s; }
.ft-links a:hover { color: #fff; }
.ft-links a:hover .icon { transform: translateX(3px); }
.ft-links .ja { font-size: .74rem; color: #7F8BA8; }
.ft-contact { display: grid; gap: .8rem; }
.ft-contact a { display: flex; align-items: center; gap: .8rem; color: #fff; font: 600 .92rem var(--f-head); }
.ft-contact a:hover { color: var(--kin-2); }
.ft-contact .icon { width: 38px; height: 38px; padding: 10px; border-radius: 11px; background: rgba(255, 255, 255, .07); color: var(--shu-2); flex: none; }
.ft-contact span { display: flex; flex-direction: column; }
.ft-contact small { font: 500 .72rem var(--f-body); color: #7F8BA8; }
.site-footer__bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: 1.3rem 0; font-size: .82rem; }
.site-footer__bottom-inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.site-footer__bottom p { margin: 0; }
.site-footer__bottom a { color: #D2DAEB; }
.site-footer__bottom a:hover { color: var(--kin-2); }
.to-top { position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 40; width: 50px; height: 50px; border-radius: 16px; background: var(--g-shu); color: #fff; display: grid; place-items: center; box-shadow: var(--sh-shu); opacity: 0; transform: translateY(20px); pointer-events: none; transition: opacity .35s, transform .35s var(--ease); }
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.to-top .icon { transform: rotate(-90deg); width: 20px; }

/* ---------- 25. Home-specific blocks ---------- */
.about-home .frame-stack { max-width: 560px; }
.initiative-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid rgba(255, 255, 255, .12); }
.initiative { display: grid; grid-template-columns: auto 1fr; gap: 1.2rem; padding: 1.6rem 1.2rem 1.6rem 0; border-bottom: 1px solid rgba(255, 255, 255, .12); transition: background .3s; }
.initiative:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, .12); padding-right: 2rem; }
.initiative:nth-child(even) { padding-left: 2rem; }
.initiative:hover { background: rgba(255, 255, 255, .03); }
.initiative__icon { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; background: rgba(255, 255, 255, .06); border: 1px solid rgba(241, 215, 154, .25); color: var(--kin-2); transition: background .35s, color .35s; }
.initiative:hover .initiative__icon { background: var(--g-shu); color: #fff; border-color: transparent; }
.initiative__icon .icon { width: 24px; }
.initiative h3 { display: flex; flex-direction: column; gap: .2rem; font-size: 1.08rem; margin-bottom: .6rem; color: #fff; }
.initiative h3 .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .8em; }
.initiative .bi-p { font-size: .92rem; }
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.feature-row__aside { position: sticky; top: calc(var(--header-h) + 30px); }
.mini-cards { display: grid; gap: 1rem; }
.mini-card { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; padding: 1.35rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); transition: transform .4s var(--ease), box-shadow .4s, border-color .3s; }
.mini-card:hover { transform: translateX(6px); box-shadow: var(--sh-2); border-color: transparent; }
.mini-card__icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, #FFF1EC, #FBE2DA); color: var(--shu); }
.mini-card__icon .icon { width: 22px; }
.mini-card h3 { display: flex; flex-direction: column; gap: .15rem; font-size: 1.02rem; margin-bottom: .5rem; }
.mini-card h3 .ja { font-size: .78rem; color: var(--kin-dark); font-family: var(--f-mincho); }
.mini-card .bi-p { font-size: .9rem; }
.quote-panel { position: relative; padding: clamp(2rem, 4vw, 3.5rem); border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-2); overflow: hidden; isolation: isolate; }
.quote-panel::before { content: "繋"; position: absolute; right: -1rem; bottom: -3rem; font: 700 16rem/1 var(--f-mincho); color: var(--ink); opacity: .04; z-index: -1; }
.lead-strong { font: 600 clamp(1.15rem, 2vw, 1.45rem)/1.55 var(--f-head); color: var(--ink); letter-spacing: -.01em; }
.stats-light .stat__num { color: var(--ink); }
.stats-light .stat__label { color: var(--muted); }
.stats-light .stat + .stat::before { background: linear-gradient(transparent, var(--line), transparent); }

.pub-card { display: flex; gap: 1rem; padding: 1.25rem 1.4rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); align-items: flex-start; }
.pub-card__icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--g-ink); color: var(--kin-2); flex: none; }
.pub-card__icon .icon { width: 20px; }
.pub-card h3 { font-size: 1rem; line-height: 1.45; margin-bottom: .35rem; }
.pub-card p { font-size: .85rem; color: var(--muted); margin: 0; }

/* Venue / info list */
.info-list { display: grid; gap: .9rem; }
.info-list li { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem 1.1rem; border-radius: 14px; background: #fff; border: 1px solid var(--line); }
.info-list .icon { width: 40px; height: 40px; padding: 10px; border-radius: 12px; background: var(--g-shu); color: #fff; flex: none; }
.info-list small { display: block; font: 600 .72rem var(--f-head); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.info-list strong { font: 700 1rem var(--f-head); color: var(--ink); }

.dates { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.date-card { position: relative; padding: 1.5rem; border-radius: var(--r-lg); background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); color: #fff; overflow: hidden; }
.date-card::after { content: ""; position: absolute; right: -30px; top: -30px; width: 90px; height: 90px; border-radius: 50%; background: var(--g-shu); opacity: .25; }
.date-card--hl { background: var(--g-shu); border-color: transparent; }
.date-card--hl::after { background: #fff; opacity: .15; }
.date-card .icon { width: 28px; height: 28px; color: var(--kin-2); margin-bottom: 1rem; }
.date-card--hl .icon { color: #fff; }
.date-card__val { font: 800 1.35rem/1.2 var(--f-head); letter-spacing: -.01em; }
.date-card__val small { display: block; font: 500 .8rem var(--f-ja); color: rgba(255, 255, 255, .7); margin-top: .2rem; letter-spacing: .02em; }
.date-card__label { margin-top: .8rem; font-size: .88rem; color: #C9D2E6; }
.date-card--hl .date-card__label { color: #fff; }
.date-card__label [lang="ja"] { display: block; font-size: .78rem; opacity: .8; }

.downloads { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.dl-card { display: flex; flex-direction: column; gap: .9rem; padding: 1.4rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); color: var(--ink); transition: transform .35s var(--ease), box-shadow .35s; }
a.dl-card:hover { transform: translateY(-5px); box-shadow: var(--sh-2); color: var(--ink); }
.dl-card .icon { width: 46px; height: 46px; padding: 11px; border-radius: 13px; background: var(--g-ink); color: var(--kin-2); }
.dl-card__title { font: 700 .98rem/1.35 var(--f-head); }
.dl-card__title .ja { display: block; font: 500 .78rem var(--f-ja); color: var(--muted); margin-top: .2rem; }
.dl-card__cta { margin-top: auto; display: inline-flex; align-items: center; gap: .4rem; font: 600 .82rem var(--f-head); color: var(--shu); }
.dl-card__cta .icon { width: 16px; height: 16px; padding: 0; background: none; color: inherit; }
.dl-card.is-disabled { opacity: .6; }
.dl-card.is-disabled .dl-card__cta { color: var(--muted); }

.topic-cloud { display: flex; flex-wrap: wrap; gap: .6rem; }
.topic-cloud li { padding: .6rem 1rem; border-radius: 12px; background: #fff; border: 1px solid var(--line); font: 600 .9rem var(--f-head); color: var(--ink); display: inline-flex; gap: .5rem; align-items: center; transition: border-color .25s, transform .25s; }
.topic-cloud li:hover { border-color: var(--shu); transform: translateY(-2px); }
.topic-cloud li::before { content: ""; width: 7px; height: 7px; border-radius: 2px; background: var(--g-shu); transform: rotate(45deg); }

.pay-methods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.pay { display: flex; gap: 1rem; align-items: center; padding: 1.2rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); }
.pay .icon { width: 46px; height: 46px; padding: 11px; border-radius: 13px; background: var(--g-shu); color: #fff; flex: none; }
.pay .bi .en { font: 700 .95rem var(--f-head); color: var(--ink); }
.pay .bi .ja { font-size: .78rem; }

.benefit-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.benefit { border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); overflow: hidden; display: flex; flex-direction: column; transition: transform .4s var(--ease), box-shadow .4s; }
.benefit:hover { transform: translateY(-6px); box-shadow: var(--sh-2); }
.benefit__head { padding: 1.4rem; background: var(--g-ink); color: #fff; position: relative; overflow: hidden; }
.benefit__head::after { content: ""; position: absolute; right: -30px; bottom: -40px; width: 110px; height: 110px; border-radius: 50%; background: var(--g-shu); opacity: .6; }
.benefit:nth-child(2n) .benefit__head::after { background: var(--g-kin); }
.benefit__head .icon { width: 30px; height: 30px; color: var(--kin-2); margin-bottom: .9rem; position: relative; z-index: 1; }
.benefit__head h3 { color: #fff; display: flex; flex-direction: column; gap: .2rem; font-size: 1.12rem; position: relative; z-index: 1; }
.benefit__head h3 .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .78em; }
.benefit .check-list { padding: 1.4rem; gap: .75rem; font-size: .9rem; }

/* ---------- 26. Reveal animations ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- 27. Responsive ---------- */
@media (max-width: 1280px) {
  .primary-nav { display: none; }
  .menu-btn { display: inline-flex; }
  .site-header__actions { margin-left: auto; }
}
@media (max-width: 1100px) {
  .grid-4, .downloads, .benefit-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .site-footer__about { grid-column: 1 / -1; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { display: none; }
  .t-track { grid-auto-columns: calc((100% - 1.5rem) / 2); }
  .dates { grid-template-columns: repeat(2, 1fr); }
  .topbar__links { display: none; }
  .topbar__inner { justify-content: space-between; }
}
@media (max-width: 960px) {
  .hero__inner, .split, .split--wide-left, .feature-row { grid-template-columns: 1fr; }
  .hero__visual { justify-self: center; max-width: 520px; margin-top: 1rem; }
  .hero__vertical { display: none; }
  .feature-row__aside { position: static; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3)::before { display: none; }
  .initiative-list { grid-template-columns: 1fr; }
  .initiative:nth-child(odd) { border-right: 0; padding-right: 0; }
  .initiative:nth-child(even) { padding-left: 0; }
  .cta-band { grid-template-columns: 1fr; }
  .duo { grid-template-columns: 1fr; }
  .with-toc { grid-template-columns: 1fr; }
  .toc { position: static; }
  .filters { grid-template-columns: 1fr 1fr; }
  .sdg-grid { grid-template-columns: repeat(6, 1fr); }
  .pay-methods { grid-template-columns: 1fr; }
  .strip { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .strip .gallery__item:first-child { grid-column: span 2; grid-row: auto; }
  .frame-badge { right: 0; }
}
@media (max-width: 680px) {
  :root { --header-h: 66px; }
  body { font-size: .97rem; }
  .grid-2, .grid-3, .grid-4, .fields, .check-list--cols, .downloads, .benefit-cols, .dates { grid-template-columns: 1fr; }
  .quick-grid { grid-template-columns: 1fr; }
  .hide-sm { display: none !important; }
  .quick-btn__label { display: none; }
  .quick-btn { padding: 0; width: 44px; }
  .site-header .brand__logo { height: 44px; }
  .topbar__inner { min-height: 38px; }
  .topbar .lang-switch button { padding: .25rem .5rem; }
  .hero__chip { display: none; }
  .t-track { grid-auto-columns: 88%; }
  .timeline { grid-template-columns: 1fr; }
  .sdg-grid { grid-template-columns: repeat(3, 1fr); }
  .filters { grid-template-columns: 1fr; }
  .faq__a { padding: 0 1.2rem 1.2rem; }
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .btn { justify-content: space-between; }
  .assist { flex-direction: column; align-items: flex-start; }
  .clause { grid-template-columns: 44px 1fr; }
  .conf-grid, .awards-grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .subnav { margin-top: -1.5rem; }
  .btn-row .btn { width: 100%; justify-content: space-between; }
  .frame-stack { padding: 0 0 14% 6%; }
  .frame-badge { display: none; }
}

/* ---------- 28. Motion & print ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .marquee__track { animation: none; flex-wrap: wrap; width: auto; }
  .marquee__track [aria-hidden="true"] { display: none; }
}
@media print {
  .topbar, .site-header, .site-footer, .to-top, .drawer, .subnav, .btn, .lang-switch { display: none !important; }
  body { background: #fff; }
  .page-hero { background: none; color: #000; padding: 1rem 0; }
  .page-hero__title .en { color: #000; }
  .reveal { opacity: 1; transform: none; }
}

/* Lead paragraph block directly under a centered heading */
.sec-lead { max-width: 860px; margin: -1.25rem auto clamp(2rem, 4vw, 3rem); text-align: center; font-size: 1.04rem; }
.sec-lead .bi-p > .en + .ja { border-top: 0; }
.kicker--center { justify-content: center; }
.section--dark .kicker { color: var(--shu-2); }
.section--dark .kicker__num { color: var(--kin-2); }

/* ---------- Two-tier header (brand row scrolls away, nav bar stays pinned) ---------- */
.topbar a, .topbar li { white-space: nowrap; }
.topbar__links [lang="ja"] { opacity: .7; }
.site-header { top: -76px; }
.site-header__inner { min-height: 76px; }
.site-header.is-scrolled .site-header__inner { min-height: 76px; }
.site-header__actions { margin-left: auto; }
.site-header .lang-switch { background: var(--mist); border-color: var(--line-cool); }
.site-header .lang-switch button { color: var(--muted); }
.site-header .lang-switch button:hover { color: var(--ink); }
.site-header .lang-switch button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.navbar { border-top: 1px solid rgba(19, 39, 92, .07); }
.navbar__inner { display: flex; align-items: center; gap: .5rem; min-height: 58px; }
.navbar__mark { width: 0; opacity: 0; overflow: hidden; transition: width .35s var(--ease), opacity .3s; flex: none; }
.navbar__mark img { width: 30px; height: 30px; }
.site-header.is-stuck .navbar__mark { width: 34px; opacity: 1; }
.primary-nav { margin: 0; flex: 1; }
.primary-nav__list { justify-content: space-between; }
.primary-nav__link { white-space: nowrap; padding: .5rem .45rem; font-size: .8rem; gap: .2rem; }
.primary-nav__list > li:first-child > .primary-nav__link { padding-left: 0; }
.primary-nav__list > li:first-child.is-active > .primary-nav__link::after { left: 0; }
.primary-nav__list > li:nth-last-child(-n+4) .drop { left: auto; right: 0; transform: translate(0, 8px); }
.primary-nav__list > li:nth-last-child(-n+4).has-drop:hover .drop, .primary-nav__list > li:nth-last-child(-n+4).has-drop.is-open .drop, .primary-nav__list > li:nth-last-child(-n+4).has-drop:focus-within .drop { transform: none; }
/* Quick Links sits in the main nav next to Contact; the header button only shows where the nav bar is hidden. */
.primary-nav__quick .primary-nav__link { background: var(--ink); color: #fff; gap: .5rem; padding: .5rem .85rem; }
.primary-nav__quick .primary-nav__link:hover { background: var(--indigo); color: #fff; }
.primary-nav__quick .icon { width: 16px; height: 16px; color: var(--kin-2); flex: none; }
.primary-nav__quick .bi .ja { color: rgba(255, 255, 255, .75); }
@media (min-width: 1281px) { .site-header__actions .quick-btn { display: none; } }
@media (max-width: 1439px) {
  .primary-nav__quick .primary-nav__link { width: 42px; height: 42px; padding: 0; justify-content: center; }
  .primary-nav__quick .bi { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}
@media (max-width: 1280px) {
  .navbar { display: none; }
  .site-header { top: 0; }
  .site-header__inner, .site-header.is-scrolled .site-header__inner { min-height: var(--header-h); }
}
@media (max-width: 680px) {
  .site-header .lang-switch { display: none; }
  .topbar__contact { gap: .9rem; font-size: .74rem; }
}
.js .marquee__track { }
@media (prefers-reduced-motion: reduce) { .marquee { -webkit-mask-image: none; mask-image: none; } .marquee__track { justify-content: center; margin-inline: auto; max-width: var(--container); padding-inline: var(--gutter); } }
.lead-left { max-width: 860px; margin: 0 0 2rem; font-size: 1.04rem; }
aside .assist, .feature-row__aside .assist { flex-direction: column; align-items: flex-start; }

/* ---------- Compact Academic Initiatives grid ---------- */
.init-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.init-intro { position: relative; display: flex; flex-direction: column; justify-content: space-between; padding: 1.6rem; border-radius: var(--r-lg); overflow: hidden; isolation: isolate; min-height: 100%; background: linear-gradient(160deg, rgba(10, 22, 48, .55), rgba(10, 22, 48, .95)), var(--photo) center / cover; border: 1px solid rgba(255, 255, 255, .12); }
.init-intro .sec-head { margin: 0; }
.init-intro .sec-title .en { font-size: clamp(1.6rem, 2.4vw, 2.1rem); }
.init-intro__count { align-self: flex-end; font: 800 4.5rem/1 var(--f-head); letter-spacing: -.04em; background: var(--g-text); -webkit-background-clip: text; background-clip: text; color: transparent; opacity: .9; }
.init-card { padding: 1.35rem; border-radius: var(--r-lg); background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); transition: background .3s, transform .4s var(--ease), border-color .3s; }
.init-card:hover { background: rgba(255, 255, 255, .09); border-color: rgba(241, 215, 154, .35); transform: translateY(-4px); }
.init-card__head { display: flex; align-items: center; gap: .8rem; margin-bottom: .8rem; }
.init-card .initiative__icon { width: 42px; height: 42px; border-radius: 12px; flex: none; }
.init-card:hover .initiative__icon { background: var(--g-shu); color: #fff; border-color: transparent; }
.init-card .initiative__icon .icon { width: 20px; }
.init-card h3 { display: flex; flex-direction: column; gap: .1rem; font-size: .98rem; line-height: 1.3; color: #fff; }
.init-card h3 .ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: .78em; font-weight: 700; }
.init-card .bi-p { font-size: .84rem; line-height: 1.6; }
.init-card .bi-p p { margin-bottom: .5rem; }
.init-card .bi-p > .ja { font-size: .8rem; line-height: 1.75; }
@media (max-width: 1100px) { .init-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .init-intro { min-height: 220px; } }
@media (max-width: 680px) { .init-grid { grid-template-columns: 1fr; } }

/* ---------- Home hero slider (compact) ---------- */
.hs { position: relative; height: clamp(500px, 68vh, 600px); background: var(--ink); color: #fff; overflow: hidden; isolation: isolate; }
.hs__track { position: absolute; inset: 0; }
.hs__slide { position: absolute; inset: 0; display: flex; align-items: center; opacity: 0; visibility: hidden; transition: opacity 1s var(--ease), visibility 0s linear 1s; }
.hs__slide.is-active { opacity: 1; visibility: visible; transition: opacity 1s var(--ease), visibility 0s; z-index: 1; }
.hs__bg { position: absolute; inset: 0; z-index: -1; }
.hs__bg img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); transition: transform 7s linear; }
.hs__slide.is-active .hs__bg img { transform: scale(1); }
.hs__bg::after { content: ""; position: absolute; inset: 0; background:
  linear-gradient(90deg, rgba(10, 22, 48, .96) 0%, rgba(10, 22, 48, .86) 38%, rgba(10, 22, 48, .45) 70%, rgba(10, 22, 48, .25) 100%),
  radial-gradient(60% 80% at 85% 20%, rgba(226, 65, 42, .35), transparent 60%); }
.hs__bg::before { content: ""; position: absolute; inset: 0; z-index: 1; background-image: var(--seigaiha); background-size: 56px 28px; opacity: .06; -webkit-mask-image: linear-gradient(90deg, #000, transparent 60%); mask-image: linear-gradient(90deg, #000, transparent 60%); }
.hs__content { position: relative; padding-bottom: 3.5rem; }
.hs__content > * { max-width: 680px; opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.hs__slide.is-active .hs__content > * { opacity: 1; transform: none; }
.hs__slide.is-active .hs__content > :nth-child(2) { transition-delay: .12s; }
.hs__slide.is-active .hs__content > :nth-child(3) { transition-delay: .22s; }
.hs__slide.is-active .hs__content > :nth-child(4) { transition-delay: .32s; }
.hs__slide.is-active .hs__content > :nth-child(5) { transition-delay: .42s; }
.hs__kicker { display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 1rem; font: 700 .74rem/1.2 var(--f-head); letter-spacing: .16em; text-transform: uppercase; color: var(--shu-2); }
.hs__title { color: #fff; font-size: clamp(2rem, 4.2vw, 3.4rem); font-weight: 800; line-height: 1.04; letter-spacing: -.03em; margin: 0 0 .9rem; }
.hs__title .line { display: block; }
.hs__title .grad { background: var(--g-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hs__ja { font-family: var(--f-mincho); color: var(--kin-2); font-size: clamp(.95rem, 1.4vw, 1.15rem); letter-spacing: .08em; margin: 0 0 1rem; }
.hs__text { font-size: 1rem; }
.hs__text > .en { color: #D2DAEB; margin-bottom: .6rem; }
.hs__text > .ja { color: #9FAACA; font-size: .88rem; border-color: rgba(241, 215, 154, .25); }
.hs .btn-row { margin-top: 1.5rem; }
.hs__sun { position: absolute; right: -90px; bottom: -150px; width: clamp(240px, 28vw, 380px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #FF9A76, #E2412A 55%, #A8230F); opacity: .8; box-shadow: 0 0 110px rgba(226, 65, 42, .45); z-index: 0; pointer-events: none; }
.hs .hero__vertical { z-index: 2; }
.hs__controls { position: absolute; left: 0; right: 0; bottom: 1.4rem; z-index: 3; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.hs__dots { display: flex; gap: .5rem; }
.hs__dot { width: 46px; height: 24px; display: flex; align-items: center; }
.hs__dot span { display: block; width: 100%; height: 3px; border-radius: 3px; background: rgba(255, 255, 255, .25); overflow: hidden; position: relative; }
.hs__dot span::after { content: ""; position: absolute; inset: 0; background: var(--g-shu); transform: scaleX(0); transform-origin: 0 50%; }
.hs__dot[aria-selected="true"] span::after { animation: hsprogress var(--hs-delay, 6.5s) linear forwards; }
.hs.is-paused .hs__dot[aria-selected="true"] span::after { animation-play-state: paused; }
.hs__dot:hover span { background: rgba(255, 255, 255, .45); }
@keyframes hsprogress { to { transform: scaleX(1); } }
.hs__nav { display: flex; gap: .5rem; }
.hs__arrow { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .28); color: #fff; background: rgba(10, 22, 48, .35); backdrop-filter: blur(6px); transition: background .25s, border-color .25s; }
.hs__arrow:hover { background: var(--shu); border-color: var(--shu); }
.hs__arrow .icon { width: 18px; }
.hs-stats { background: linear-gradient(180deg, #0C1A3A, var(--ink)); border-top: 1px solid rgba(255, 255, 255, .08); color: #fff; }
.hs-stats .stat { padding: 1.6rem 1.25rem; }
.hs-stats .stat__num { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.hs-stats .stat__label { font-size: .8rem; margin-top: .35rem; }
.hs-stats .stat__label [lang="ja"] { font-size: .72rem; }
@media (max-width: 960px) {
  .hs { height: auto; min-height: 560px; }
  .hs__slide { position: absolute; }
  .hs__content { padding-top: 3rem; }
  .hs .hero__vertical { display: none; }
}
@media (max-width: 680px) {
  .hs { min-height: 620px; }
  .hs__bg::after { background: linear-gradient(180deg, rgba(10, 22, 48, .7), rgba(10, 22, 48, .95) 55%); }
  .hs__text > .ja { display: none; }
  .hs__controls { bottom: 1rem; }
  .hs__dot { width: 30px; }
  .hs-stats .stats { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .hs__bg img { transform: none !important; transition: none; }
  .hs__dot[aria-selected="true"] span::after { animation: none; transform: scaleX(1); }
}

/* ---------- Hero slider: precise alignment ---------- */
.hs { --hs-controls: 78px; }
.hs__slide { align-items: stretch; }
.hs__content { display: flex; flex-direction: column; justify-content: center; height: 100%; padding-top: 1.5rem; padding-bottom: calc(var(--hs-controls) + .5rem); }
.hs__content > * { width: 100%; max-width: 640px; }
.hs__content .btn-row { margin-top: 1.4rem; }
.hs__kicker { margin-bottom: .85rem; }
.hs__controls { bottom: 0; height: var(--hs-controls); align-items: center; border-top: 1px solid rgba(255, 255, 255, .08); background: linear-gradient(180deg, transparent, rgba(10, 22, 48, .35)); max-width: none; padding-inline: max(var(--gutter), calc((100vw - var(--container)) / 2 + var(--gutter))); }
.hs .hero__vertical { top: calc(50% - var(--hs-controls) / 2); }
@media (max-width: 960px) {
  .hs { --hs-controls: 70px; }
  .hs__content { padding-top: 2.5rem; }
}

/* ---------- Future Conferences: photo fills the left column ---------- */
.future-split { align-items: stretch; }
.future-split__head { display: flex; flex-direction: column; }
.future-split__head .sec-head { margin-bottom: 1.5rem; }
.future-split__photo { flex: 1; min-height: 220px; }
.future-split__photo img { height: 100%; aspect-ratio: auto; object-position: center 35%; }
.future-split + .conf-grid { margin-top: 2.5rem; }

/* ---------- Speaker Highlights centred ---------- */
.speaker-highlights .sub-title { align-items: center; text-align: center; }
.speaker-highlights .people-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 280px)); justify-content: center; }

/* ---------- Connecting Research Communities: compact ---------- */
.connect__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: stretch; }
.connect__head { display: flex; flex-direction: column; }
.connect__head .sec-head { margin-bottom: 1.1rem; }
.connect__head .lead-strong { font-size: clamp(1.02rem, 1.5vw, 1.2rem); margin-bottom: 1.25rem; }
.connect__photo { flex: 1; min-height: 180px; }
.connect__photo img { height: 100%; aspect-ratio: auto; }
.connect__panel { padding: clamp(1.4rem, 2.6vw, 2.2rem); display: flex; align-items: center; }
.connect__panel .bi-p { font-size: .92rem; }
.connect__panel .bi-p > .ja { font-size: .86rem; line-height: 1.8; }
.connect__panel::before { font-size: 11rem; }
@media (max-width: 960px) { .connect__grid { grid-template-columns: 1fr; } .connect__photo { flex: none; aspect-ratio: 16 / 9; } }
.hs { height: clamp(470px, 62vh, 530px); }
.hs__title { font-size: clamp(1.8rem, 3vw, 2.55rem); line-height: 1.06; margin-bottom: .7rem; }
.hs__content > .hs__title { max-width: 820px; }
.hs__ja { margin-bottom: .8rem; }
.hs__text > .en { font-size: .98rem; line-height: 1.65; margin-bottom: .45rem; }
.hs__text > .ja { font-size: .84rem; line-height: 1.75; padding-top: .45rem; }
.hs__content .btn-row { margin-top: 1.15rem; }
@media (max-width: 680px) { .hs { height: auto; min-height: 640px; } .hs__content > .hs__title { font-size: 1.85rem; } }
.future-split__photo, .connect__photo { position: relative; }
.future-split__photo img, .connect__photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 960px) { .future-split__photo { flex: none; aspect-ratio: 16 / 9; min-height: 0; } }
.speaker-highlights { margin-top: clamp(2.5rem, 5vw, 3.5rem); }
.speaker-highlights .person__body { text-align: center; }
.speaker-highlights .person__country { justify-content: center; }

/* ---------- Registration, payment status, thank-you (app/views/shared/thank-you.php) ---------- */
.field--check { margin-top: .25rem; }
.check-agree { display: flex; gap: .75rem; align-items: flex-start; font-size: .92rem; line-height: 1.55; color: var(--text-2); cursor: pointer; }
.check-agree input { width: 20px; height: 20px; flex: none; margin-top: .15rem; accent-color: var(--shu); }
.check-agree .ja { display: block; font-size: .86em; color: var(--muted); }

.ev-fee-card__title { font-size: 1.05rem; margin: 1.25rem 1.5rem .5rem; display: flex; flex-direction: column; gap: .15rem; }
.ev-fee-card__title .ja { font-size: .8rem; color: var(--muted); font-weight: 500; }
.ev-fee-card__table { width: calc(100% - 3rem); margin: 0 1.5rem; border-collapse: collapse; font-size: .9rem; }
.ev-fee-card__table th, .ev-fee-card__table td { padding: .65rem 0; border-bottom: 1px solid var(--line); vertical-align: top; text-align: left; }
.ev-fee-card__table th { font-weight: 500; color: var(--text); padding-right: 1rem; }
.ev-fee-card__table th .ja { display: block; font-size: .8rem; color: var(--muted); }
.ev-fee-card__table td { white-space: nowrap; font-weight: 700; color: var(--ink); text-align: right; font-feature-settings: "tnum"; }
.ev-fee-card__note, .ev-fee-card__secure { display: flex; gap: .6rem; margin: 1rem 1.5rem 0; font-size: .84rem; color: var(--muted); line-height: 1.55; }
.ev-fee-card__note .icon, .ev-fee-card__secure .icon { width: 18px; height: 18px; flex: none; margin-top: .1rem; color: var(--kin-dark); }
.ev-fee-card__secure { color: var(--success); font-weight: 600; }
.ev-fee-card .btn-row { margin: 1.25rem 1.5rem 1.5rem; }

.ev-status { text-align: center; background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--sh-2); padding: clamp(1.75rem, 4vw, 3rem); }
.ev-status__icon { display: inline-grid; place-items: center; width: 68px; height: 68px; border-radius: 50%; background: #ECFAF3; color: var(--success); margin-bottom: 1rem; }
.ev-status__icon .icon { width: 34px; height: 34px; }
.ev-status--failed .ev-status__icon, .ev-status--missing .ev-status__icon { background: #FFF1EF; color: var(--danger); }
.ev-status--pending .ev-status__icon, .ev-status--review .ev-status__icon { background: #FBF5E8; color: var(--kin-dark); }
.ev-status__title { display: flex; flex-direction: column; gap: .3rem; font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: .75rem; }
.ev-status__title .ja, .ty__title .ja { font-family: var(--f-mincho); font-size: .7em; color: var(--kin-dark); }
.ev-status__rows { display: grid; gap: 0; margin: 1.5rem auto; max-width: 560px; text-align: left; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.ev-status__rows > div { display: flex; justify-content: space-between; gap: 1rem; padding: .75rem 1rem; border-bottom: 1px solid var(--line); }
.ev-status__rows > div:last-child { border-bottom: 0; }
.ev-status__rows dt { color: var(--muted); font-size: .88rem; }
.ev-status__rows dt span { display: block; font-size: .78rem; }
.ev-status__rows dd { margin: 0; font-weight: 600; color: var(--ink); text-align: right; word-break: break-word; }
.ev-status__total { background: var(--paper); }
.ev-status__total dd { font-size: 1.1rem; }
.ev-status__note, .ev-status__help { font-size: .9rem; color: var(--muted); }
.ev-status__help { margin-top: 1.5rem; }
.ev-status .btn-row { margin-top: 1.25rem; }
.btn-row--center { justify-content: center; }

.ev-puboffer { margin-top: clamp(2rem, 4vw, 3rem); }
.ev-puboffer__head { margin-bottom: 1.5rem; }
.ev-puboffer__head .kicker .icon { width: 18px; height: 18px; }
.ev-puboffer__head .check-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 1.5rem; margin-top: 1.25rem; }
.ev-puboffer__note { font-size: .84rem; color: var(--muted); margin-top: 1rem; }

.ty { display: grid; gap: clamp(1.5rem, 3vw, 2.5rem); align-items: start; }
.ty--paper { grid-template-columns: minmax(0, 1.6fr) minmax(260px, 1fr); }
.ty__main { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--sh-2); padding: clamp(1.5rem, 3.5vw, 2.75rem); }
.ty__status { display: inline-flex; align-items: center; gap: .5rem; padding: .4rem .85rem; border-radius: 999px; background: #ECFAF3; color: var(--success); font: 700 .8rem/1.2 var(--f-head); }
.ty__status .icon { width: 18px; height: 18px; }
.ty__title { display: flex; flex-direction: column; gap: .3rem; font-size: clamp(1.45rem, 3vw, 2rem); margin: 1rem 0 .75rem; }
.ty__ref { margin: 1.25rem 0 .5rem; padding: .85rem 1rem; border-radius: var(--r); background: var(--paper); font-size: .92rem; color: var(--text-2); }
.ty__ref span { color: var(--muted); font-size: .85em; margin-right: .35rem; }
.ty__ref strong { font: 700 1.05rem/1 var(--f-head); color: var(--ink); letter-spacing: .03em; margin-left: .25rem; }
.ty__mail { display: flex; gap: .6rem; font-size: .9rem; color: var(--muted); }
.ty__mail .icon { width: 18px; height: 18px; flex: none; margin-top: .15rem; }
.ty__facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 1.25rem; margin: 1.5rem 0; }
.ty__facts > div { padding: .75rem .9rem; border: 1px solid var(--line); border-radius: var(--r); }
.ty__facts .is-wide { grid-column: 1 / -1; }
.ty__facts dt { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.ty__facts dt span { text-transform: none; letter-spacing: 0; margin-left: .25rem; }
.ty__facts dd { margin: .25rem 0 0; font-weight: 600; color: var(--ink); word-break: break-word; }
.ty__subtitle { font-size: 1.1rem; margin: 1.5rem 0 .75rem; }
.ty__subtitle .ja { font-size: .8em; color: var(--muted); font-weight: 500; }
.ty__steps { list-style: none; margin: 0 0 1.5rem; padding: 0; counter-reset: ty; display: grid; gap: .65rem; }
.ty__steps li { counter-increment: ty; position: relative; padding: .1rem 0 .1rem 2.75rem; display: flex; flex-direction: column; gap: .15rem; font-size: .9rem; color: var(--text-2); }
.ty__steps li::before { content: counter(ty); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--mist); color: var(--indigo); font: 700 .82rem/1 var(--f-head); }
.ty__steps li.is-done::before { background: var(--success); color: #fff; }
.ty__steps strong { color: var(--ink); }
.ty__steps strong span, .ty__steps li > span span { color: var(--muted); font-weight: 400; }
.ty__main .btn-row { margin-top: 1.5rem; }
.ty-qr { text-align: center; background: var(--g-ink); color: #fff; border-radius: var(--r-xl); padding: clamp(1.5rem, 3vw, 2.25rem); position: sticky; top: calc(var(--header-h) + 1rem); }
.ty-qr__title { color: #fff; font-size: 1.2rem; display: flex; flex-direction: column; gap: .25rem; }
.ty-qr__title .ja { color: var(--kin-2); font-size: .8em; font-family: var(--f-mincho); }
.ty-qr p { color: #D5DCEC; font-size: .9rem; }
.ty-qr__code { display: inline-block; margin: 1rem auto; padding: 10px; background: #fff; border-radius: var(--r-lg); line-height: 0; }
.ty-qr__code svg { width: 200px; height: 200px; max-width: 100%; }
.ty-qr__btn { width: 100%; justify-content: center; }
.ty-qr__num { display: flex; align-items: center; justify-content: center; gap: .4rem; margin-top: 1rem; font-weight: 600; }
.ty-qr__num .icon { width: 16px; height: 16px; }
@media (max-width: 960px) {
  .ty--paper { grid-template-columns: 1fr; }
  .ty-qr { position: static; }
}
@media (max-width: 680px) {
  .ty__facts, .ev-puboffer__head .check-list { grid-template-columns: 1fr; }
  .ev-status__rows > div { flex-direction: column; gap: .2rem; }
  .ev-status__rows dd { text-align: left; }
}