/* ==========================================================================
   2026 義大醫療國際醫學教育週 International Medical Education Forum
   site.css：全站唯一樣式表（取代 style.css、theme-system.css、components.css）
   色彩取自主視覺與海報：皇家科技藍絲帶、湖水綠日期圓圈、白與淡藍灰交錯的背景。
   目錄
     1. 色彩與尺寸 tokens     2. 基礎排版           3. 按鈕與 CTA 動態
     4. 頁首與導覽            5. 首頁主視覺 Hero    6. 首頁各區塊
     7. 內頁橫幅              8. 場次與報名         9. 分日議程
    10. 講者介紹             11. 活動資訊          12. 11/11 課程說明頁
    13. 頁尾（漸層絲帶）      14. 捲動浮現與動態控制
   ========================================================================== */

/* 1. Tokens ---------------------------------------------------------------- */
:root{
  --white:#fff;
  --bg-alt:#f4f7fc;            /* 與白色交錯的極淡藍灰 */
  --ink:#14213d;               /* 內文 */
  --muted:#5b6b82;             /* 次要文字（白底 5.4:1） */
  --line:#dce5f2;
  --line-strong:#c4d3e8;

  --blue:#005bac;              /* 品牌主色：標題、導覽、主要按鈕 */
  --blue-bright:#007bff;       /* 亮藍：漸層、懸停框線、發光 */
  --blue-deep:#00458e;
  --navy:#0a192f;
  --teal:#00a896;              /* 點綴：線條、圓點、外框、光暈 */
  --teal-2:#14b8a6;
  --teal-ink:#00786c;          /* 湖水綠文字（白底 5.3:1） */
  --teal-soft:#e0f5f2;

  /* 四大主軸分類色（白字對比皆 ≥ 4.5） */
  --g-global:#005bac;
  --g-innovation:#4f46e5;
  --g-clinical:#00786c;
  --g-faculty:#b4530a;

  --grad-brand:linear-gradient(120deg,var(--blue) 0%,var(--blue-bright) 100%);
  --grad-accent:linear-gradient(120deg,var(--blue) 0%,var(--teal) 100%);

  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(10,25,47,.04),0 4px 14px rgba(0,91,172,.06);
  --shadow-hover:0 18px 40px rgba(0,91,172,.18),0 2px 6px rgba(0,91,172,.10);
  --ease:cubic-bezier(.22,.61,.36,1);

  --font:"Segoe UI","PingFang TC","Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;
  --gutter:clamp(16px,6vw,88px);
  --header-h:76px;
  color-scheme:light;
}

/* 2. Base -------------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 24px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--font);line-height:1.7;font-size:1rem}
img{max-width:100%}
[hidden]{display:none!important}
a{color:inherit;text-underline-offset:4px}
button,select{font:inherit}
a,button{touch-action:manipulation}
:focus-visible{outline:3px solid var(--blue-bright);outline-offset:3px;border-radius:4px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.35;color:var(--blue);text-wrap:balance}
h1{font-weight:800}
h2{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:800;letter-spacing:.01em;margin-bottom:14px}
h3{font-size:1.15rem}
p{margin-bottom:1rem}
html[lang=en] h2{letter-spacing:-.01em}
html[lang=en] [data-hide-en]{display:none}
.muted{color:var(--muted);font-size:.9rem}
.lead{font-size:1.05rem;line-height:1.85}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;letter-spacing:.16em;font-weight:700;color:var(--teal-ink);text-transform:uppercase;margin-bottom:10px}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--teal)}
.skip-link{position:absolute;left:12px;top:-100px;z-index:100;background:var(--white);padding:12px 16px;border-radius:8px;box-shadow:var(--shadow-hover)}
.skip-link:focus{top:12px}

/* 交錯背景：白 / 淡藍灰 */
.section{padding:72px var(--gutter);max-width:1440px;margin:0 auto}
.tint{background:var(--bg-alt);max-width:none}
.tint > *{max-width:calc(1440px - 2 * var(--gutter));margin-left:auto;margin-right:auto}
@media(min-width:1050px){.section{padding-top:96px;padding-bottom:96px}}

.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px 24px;flex-wrap:wrap;margin-bottom:8px}
.section-title > a{color:var(--blue);font-weight:700;text-decoration:none;border-bottom:2px solid var(--teal);padding-bottom:2px}
.section-title > a:hover{color:var(--blue-bright)}
.section-links{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px}
.section-links > a{color:var(--blue);font-weight:700;text-decoration:none;border-bottom:2px solid var(--teal);padding-bottom:2px}
.section-links > a:hover{color:var(--blue-bright)}
.poster-link{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;white-space:nowrap;border:1px solid var(--teal);border-radius:999px;padding:7px 16px;font-weight:700;text-decoration:none;color:var(--teal-ink);background:var(--white);transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease)}
.section-links > .poster-link{border-bottom:1px solid var(--teal);padding-bottom:7px;color:var(--teal-ink)}
.poster-link:hover,.section-links > .poster-link:hover{background:var(--teal-ink);color:#fff;transform:translateY(-1px)}
.notice.has-action{display:flex;align-items:center;justify-content:space-between;gap:12px 20px;flex-wrap:wrap}
.notice.has-action > span{flex:1 1 320px}

.notice{padding:16px 20px;background:var(--bg-alt);border-left:4px solid var(--teal);border-radius:var(--radius-sm);margin:0 0 20px}
.status{display:inline-block;background:var(--bg-alt);color:var(--muted);font-size:.78rem;padding:6px 14px;border-radius:999px}

/* 3. Buttons & CTA ------------------------------------------------------------ */
.button{position:relative;isolation:isolate;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:11px 22px;border-radius:999px;border:2px solid transparent;background:var(--grad-brand);color:#fff;font-weight:700;font-size:.92rem;line-height:1.2;text-decoration:none;cursor:pointer;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background-color .25s,color .25s,border-color .25s}
.button:hover{transform:scale(1.05);box-shadow:0 10px 26px rgba(0,123,255,.35),0 0 0 4px rgba(0,123,255,.12)}
.button:active{transform:scale(.98)}
/* 次要按鈕：湖水綠外框 */
.button.outline{background:var(--white);color:var(--teal-ink);border-color:var(--teal)}
.button.outline:hover{background:var(--teal-ink);border-color:var(--teal-ink);color:#fff;box-shadow:0 10px 24px rgba(0,168,150,.30),0 0 0 4px rgba(0,168,150,.14)}
.button.is-disabled,.button.is-disabled:hover{background:#e7ecf4;border-color:#e7ecf4;color:#5b6b82;cursor:not-allowed;transform:none;box-shadow:none}
/* 報名 CTA：定期呼吸＋流光掃過（模擬海報「報名表單」點擊圖示的意象） */
.button.is-cta{box-shadow:0 6px 18px rgba(0,91,172,.28)}
.button.is-cta::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.55) 45%,rgba(255,255,255,.1) 55%,transparent 70%);transform:translateX(-120%)}
.button.is-cta:hover::after{animation:cta-shine .9s var(--ease)}
html.motion-on .button.is-cta{animation:cta-breathe 3.2s ease-in-out infinite}
html.motion-on .button.is-cta::after{animation:cta-shine 1.1s var(--ease) 1.2s infinite;animation-duration:4.2s}
html.motion-on .button.is-cta:hover{animation:none}
@keyframes cta-breathe{0%,100%{box-shadow:0 6px 18px rgba(0,91,172,.28),0 0 0 0 rgba(0,123,255,.28)}50%{box-shadow:0 8px 22px rgba(0,91,172,.32),0 0 0 8px rgba(0,123,255,0)}}
@keyframes cta-shine{0%{transform:translateX(-120%)}25%,100%{transform:translateX(120%)}}

/* 4. Header & navigation ------------------------------------------------------ */
.header{position:sticky;top:0;z-index:40;min-height:var(--header-h);display:flex;align-items:center;gap:12px;padding:10px var(--gutter);
  background:rgba(255,255,255,.88);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;min-width:0;text-decoration:none;font-weight:800;font-size:.9rem;color:var(--blue)}
.brand small{display:block;font-size:.58rem;letter-spacing:.14em;font-weight:700;color:var(--teal-ink)}
.header-logo{display:block;flex:none;width:44px;height:44px;border-radius:8px}
.brand-mark{font-size:1.9rem;line-height:1;font-weight:800;color:var(--blue);border-left:3px solid var(--teal);padding-left:8px}
.brand-mark span{font-size:.75rem;color:var(--teal-ink)}
.lang-toggle{margin-left:auto;order:1;min-width:52px;min-height:40px;padding:6px 12px;border:1.5px solid var(--line-strong);border-radius:999px;background:var(--white);color:var(--blue);font-size:.82rem;font-weight:800;cursor:pointer;white-space:nowrap;transition:border-color .2s,background .2s}
.lang-toggle:hover{border-color:var(--blue-bright);background:#f0f6ff}
.menu-toggle{order:2;flex:none;min-width:44px;min-height:40px;border:1.5px solid var(--line-strong);border-radius:10px;background:var(--white);color:var(--blue);font-size:1.1rem;line-height:1;cursor:pointer}
.header nav{display:none}
.header nav.open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--white);padding:12px var(--gutter) 20px;box-shadow:0 18px 30px rgba(10,25,47,.12);border-bottom:1px solid var(--line)}
.header nav a{position:relative;text-decoration:none;padding:10px 0;font-size:.95rem;font-weight:600;color:var(--ink)}
.header nav a:hover{color:var(--blue-bright)}
.header nav a[aria-current]{color:var(--blue);font-weight:800}
@media(min-width:1050px){
  .menu-toggle{display:none}
  .header nav,.header nav.open{display:flex;position:static;flex-direction:row;gap:26px;margin-left:auto;order:1;padding:0;box-shadow:none;border:0;background:none}
  .lang-toggle{order:2;margin-left:8px}
  .header nav a{padding:6px 0;font-size:.9rem}
  .header nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:3px;background:var(--grad-accent);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
  .header nav a:hover::after,.header nav a[aria-current]::after{transform:scaleX(1)}
}
@media(max-width:480px){.brand small{display:none}.brand{font-size:.8rem;gap:8px}.header{gap:8px}.header-logo{width:34px;height:34px}.lang-toggle{min-width:44px;padding:6px 10px}}
@media(max-width:380px){.brand{font-size:.72rem}.brand-mark{display:none}}
html[lang=en] .brand small{display:none}

/* 5. Home hero ------------------------------------------------------------------ */
.hero{position:relative;overflow:hidden;background:var(--bg-alt)}
.hero-copy{position:relative;z-index:2;padding:40px var(--gutter) 28px}
.hero .eyebrow{margin-bottom:6px}
.hero .year{font-size:2.6rem;font-weight:300;line-height:1;margin:14px 0 8px;color:var(--teal-ink);font-variant-numeric:tabular-nums}
.hero h1{font-size:clamp(2.2rem,4.5vw,4rem);line-height:1.2;letter-spacing:.03em;margin:0 0 14px;
  background:linear-gradient(120deg,var(--blue-deep),var(--blue) 55%,var(--blue-bright));-webkit-background-clip:text;background-clip:text;color:transparent}
html[lang=en] .hero h1{font-size:clamp(2.1rem,3.6vw,3.4rem);letter-spacing:0}
.hero .english{color:var(--muted);font-size:1rem;line-height:1.5;margin-bottom:18px}
.hero-theme{border-left:3px solid var(--teal);padding-left:14px;font-size:1.08rem;color:var(--ink);font-weight:600}
.hero-theme span{display:block;font-size:.95rem;font-weight:400;color:var(--muted)}
.hero-date{display:inline-flex;align-items:center;gap:10px;margin:22px 0 18px;font-weight:800;letter-spacing:.08em;color:var(--blue)}
.hero-date::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(0,168,150,.18)}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-status{list-style:none;display:flex;flex-wrap:wrap;gap:6px 18px;padding:0;margin:20px 0 0;font-size:.86rem;color:var(--ink)}
.hero-status li{display:flex;align-items:center;gap:7px}
.hero-status li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal)}
.hero .draft{font-size:.74rem;margin:16px 0 0;color:var(--muted)}
.hero-media{display:block;position:relative;overflow:hidden}
.hero-media img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:right center;transform-origin:70% 45%}
@media(min-width:900px){
  .hero{min-height:min(720px,88vh);display:flex;align-items:center}
  .hero-copy{width:54%;max-width:680px;padding:56px 0 56px var(--gutter)}
  .hero-media{position:absolute;inset:0}
  .hero-media img{height:100%;aspect-ratio:auto;object-position:center}
  .hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(244,247,252,.97) 0%,rgba(244,247,252,.9) 32%,rgba(244,247,252,.35) 52%,rgba(244,247,252,0) 66%)}
}

/* 6. Home sections ------------------------------------------------------------- */
.about{display:grid;gap:28px}
@media(min-width:1050px){.about{grid-template-columns:1fr 1.2fr;gap:72px;align-items:start}}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;border-top:1px solid var(--line);margin-top:26px;padding-top:20px}
.stats strong{display:block;font-size:clamp(1.4rem,5.2vw,1.9rem);white-space:nowrap;font-weight:800;line-height:1.2;color:var(--blue);font-variant-numeric:tabular-nums}
.stats span{font-size:.8rem;color:var(--muted)}

/* 四大主軸卡片 */
[data-track=global],[data-track=assessment],[data-group=global]{--tc:var(--g-global)}
[data-track=innovation],[data-group=innovation]{--tc:var(--g-innovation)}
[data-track=clinical],[data-group=clinical]{--tc:var(--g-clinical)}
[data-track=resident],[data-track=team],[data-track=faculty],[data-group=faculty]{--tc:var(--g-faculty)}
.values{display:grid;grid-template-columns:1fr;gap:20px;margin-top:28px}
@media(min-width:700px){.values{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1200px){.values.is-four{grid-template-columns:repeat(4,minmax(0,1fr))}}

/* 共用卡片懸停：科技藍陰影加深＋亮藍細框 */
.value-card,.reg-card,.daily-event,.speaker,.speaker-profile,.course-card,.info-card,.wk-day,.course-steps > li{
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .3s}
.value-card:hover,.reg-card:hover,.daily-event:hover,.speaker:hover,.speaker-profile:hover,.course-card:hover,.info-card:hover,.poster-card:hover{
  box-shadow:var(--shadow-hover);border-color:var(--blue-bright)}
.value-card:hover,.reg-card:hover,.speaker:hover{transform:translateY(-4px)}

.value-card{display:flex;flex-direction:column;min-width:0;background:var(--white);border:1px solid var(--line);border-top:4px solid var(--tc);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.value-image{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;transition:transform .8s var(--ease)}
.value-card:hover .value-image{transform:scale(1.05)}
.value-body{display:flex;flex-direction:column;flex:1;padding:20px 22px 22px;background:var(--white);position:relative}
.value-num{margin:0 0 6px;font-size:1.7rem;font-weight:300;line-height:1;color:var(--tc);font-variant-numeric:tabular-nums}
.value-body .eyebrow{font-size:.66rem;margin-bottom:6px}
.value-body h3{margin:0 0 4px;font-size:1.15rem;color:var(--blue)}
.value-sub{margin:0 0 10px;font-size:.78rem;color:var(--muted)}
.value-desc{margin:0 0 16px;font-size:.9rem;line-height:1.75}
.value-sessions{list-style:none;margin:auto 0 0;padding:14px 0 0;border-top:1px solid var(--line);display:grid;gap:8px}
.value-sessions a{display:flex;gap:10px;align-items:baseline;font-size:.86rem;line-height:1.45;color:var(--blue);text-decoration:none}
.value-sessions a:hover{color:var(--blue-bright);text-decoration:underline}
.value-title{display:flex;flex-direction:column;gap:2px;min-width:0}
.value-aud{display:inline-block;font-size:.76rem;font-weight:500;color:var(--muted);line-height:1.45}
.value-sessions a:hover .value-aud{color:var(--muted);text-decoration:none}
.value-date{flex:none;min-width:3em;font-size:.75rem;font-weight:800;color:var(--tc);font-variant-numeric:tabular-nums}

/* 一週總覽表 */
#weekly > p{max-width:62em}
.week-overview{display:grid;grid-template-columns:1fr;gap:1px;margin-top:24px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.wk-day{display:grid;grid-template-columns:84px minmax(0,1fr);background:var(--white);min-width:0}
.wk-head{display:flex;flex-direction:column;gap:2px;margin:0;padding:14px 12px;background:var(--bg-alt);font-size:inherit}
.wk-head strong{font-size:1.25rem;line-height:1.2;color:var(--blue);font-variant-numeric:tabular-nums}
.wk-head span{font-size:.8rem;font-weight:400;color:var(--muted)}
.wk-list{list-style:none;margin:0;padding:10px;display:grid;gap:8px;align-content:start}
.wk-item{display:block;padding:8px 10px 9px 12px;border:1px solid transparent;border-left:4px solid var(--tc,var(--blue));border-radius:6px 10px 10px 6px;background:var(--white);color:var(--ink);text-decoration:none;transition:background-color .25s,border-color .25s,box-shadow .3s,transform .3s var(--ease)}
.wk-item:hover,.wk-item:focus-visible{background:#f0f6ff;border-color:var(--blue-bright);border-left-color:var(--tc,var(--blue));box-shadow:0 8px 20px rgba(0,91,172,.14);transform:translateX(2px)}
.wk-time{display:block;font-size:.8rem;font-weight:800;color:var(--teal-ink);font-variant-numeric:tabular-nums}
.wk-title{display:block;font-size:.9rem;line-height:1.45;font-weight:700;color:var(--blue);overflow-wrap:anywhere}
.wk-aud{display:block;margin-top:3px;font-size:.76rem;line-height:1.45;color:var(--muted);overflow-wrap:anywhere}
.wk-par{display:inline-block;margin-top:6px;padding:1px 8px;border-radius:999px;background:#fff4e5;color:#8a4b06;font-size:.72rem}
@media(min-width:700px){.week-overview{grid-template-columns:repeat(3,minmax(0,1fr))}.wk-day{display:flex;flex-direction:column}.wk-head{flex-direction:row;align-items:baseline;gap:8px}}
@media(min-width:1150px){.week-overview{grid-template-columns:repeat(6,minmax(0,1fr))}}

/* 首頁講者卡 */
/* Home: international speaker spotlight */
.section.spotlight{position:relative;overflow:hidden;color:#fff;background:radial-gradient(55% 80% at 100% 0%,rgba(0,168,150,.38) 0%,rgba(0,168,150,0) 65%),radial-gradient(45% 70% at 0% 100%,rgba(0,123,255,.35) 0%,rgba(0,123,255,0) 70%),linear-gradient(130deg,#0a192f 0%,#0b2a52 45%,#00458e 100%)}
.spotlight::before{content:"";position:absolute;inset:auto -10% -40% 30%;height:70%;border-radius:50%;border:1px solid rgba(255,255,255,.12);transform:rotate(-8deg);pointer-events:none}
.spotlight-head{position:relative;max-width:760px}
.spotlight .eyebrow{color:#7fe3d6}
.spotlight .eyebrow::before{background:#7fe3d6}
.spotlight h2{color:#fff;font-size:clamp(1.9rem,4.4vw,3rem);margin:6px 0 12px;letter-spacing:.02em}
.spotlight-lead{color:rgba(255,255,255,.82);font-size:1.02rem;margin:0}
.spotlight-grid{position:relative;display:grid;gap:24px;margin-top:34px}
@media(min-width:980px){.spotlight-grid{grid-template-columns:repeat(2,1fr);gap:28px}}
.spot-card{display:grid;grid-template-columns:minmax(120px,38%) 1fr;background:var(--white);color:var(--ink);border-radius:20px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.28);transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.spot-card:hover{transform:translateY(-4px);box-shadow:0 30px 70px rgba(0,0,0,.35),0 0 0 2px rgba(0,123,255,.55)}
.spot-photo{position:relative;min-height:100%;background:#e8f1fd}
.spot-photo img{width:100%;height:100%;object-fit:cover;display:block}
.spot-photo.portrait{border:0;border-radius:0;min-height:240px}
.spot-photo .spot-flag{position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:999px;background:rgba(10,25,47,.78);color:#fff;font-size:.68rem;font-weight:800;letter-spacing:.12em;line-height:1.4}
.spot-body{display:flex;flex-direction:column;gap:6px;padding:22px 22px 20px}
.spot-tag{margin:0;font-size:.7rem;font-weight:800;letter-spacing:.12em;color:var(--teal-ink)}
.spot-body h3{margin:0;font-size:1.45rem;line-height:1.25;color:var(--blue)}
.spot-title{margin:0;font-size:.88rem;color:var(--muted)}
.spot-points{list-style:none;margin:10px 0 6px;padding:0;display:grid;gap:6px}
.spot-points li{position:relative;padding-left:20px;font-size:.92rem;font-weight:600;line-height:1.5}
.spot-points li::before{content:"";position:absolute;left:2px;top:.55em;width:9px;height:9px;border-radius:3px;background:var(--grad-accent)}
.spot-sessions{display:grid;gap:8px;margin-top:6px}
.spot-sessions a{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline;padding:10px 12px;border-radius:12px;background:var(--bg-alt);border:1px solid var(--line);color:var(--ink);font-size:.88rem;font-weight:600;text-decoration:none;transition:border-color .2s var(--ease),background .2s var(--ease)}
.spot-sessions a strong{color:var(--blue);font-variant-numeric:tabular-nums}
.spot-sessions a:hover{border-color:var(--blue-bright);background:#eef5ff}
.spot-more{margin-top:auto;padding-top:10px;align-self:flex-start;color:var(--blue);font-weight:700;text-decoration:none;border-bottom:2px solid var(--teal)}
.spotlight-cta{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;margin-top:32px}
.spot-poster{color:#fff;font-weight:700;text-decoration:none;border-bottom:2px solid #7fe3d6;padding-bottom:2px}
.spot-poster:hover{color:#7fe3d6}
@media(max-width:620px){.spot-card{grid-template-columns:1fr}.spot-photo{aspect-ratio:1/1;min-height:0}.spot-photo img{object-position:center 30%}.spot-photo.portrait{aspect-ratio:auto;min-height:180px}}
.speaker-grid{display:grid;gap:24px;margin-top:28px}
@media(min-width:1050px){.speaker-grid{grid-template-columns:repeat(2,1fr);gap:32px}}
.speaker{display:grid;gap:20px;padding:22px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
@media(min-width:700px){.speaker{grid-template-columns:150px 1fr}}
.speaker h3{font-size:1.5rem;margin-bottom:6px}
.speaker p{font-size:.9rem}
.speaker a{color:var(--blue);font-weight:700}
.speaker-thumb{display:block;width:150px;max-width:100%;aspect-ratio:4/5;height:auto;object-fit:cover;border-radius:12px}
.portrait{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;border-radius:12px;background:linear-gradient(150deg,#e8f1fd,var(--teal-soft));color:var(--blue);border:1px solid var(--line)}
.portrait span{font-size:2.8rem;font-weight:300}
.portrait small{font-size:.6rem;letter-spacing:.15em;color:var(--muted)}

/* 主辦／協辦 */
.organizers{border-top:1px solid var(--line)}
.organizers-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media(min-width:650px){.organizers-grid{grid-template-columns:1fr 1fr}}
.organizers-grid h3{font-size:1.05rem;margin-bottom:14px}
.org-logos{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px}
.org-logos li{margin:0}
.org-logos img{display:block;height:48px;width:auto;max-width:100%}
.org-logos img.is-isu{height:56px}
.organizers .org-logos li{padding:14px 18px;background:var(--white);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-sm)}

/* CTA 區塊 */
.cta{position:relative;overflow:hidden;padding:80px var(--gutter);text-align:left;
  background:radial-gradient(120% 140% at 100% 0%,rgba(0,168,150,.16) 0%,transparent 55%),linear-gradient(120deg,#eaf3ff 0%,var(--bg-alt) 55%,#e6f7f4 100%)}
.cta::before{content:"";position:absolute;right:-10%;bottom:-60%;width:70%;height:160%;border-radius:50%;border:40px solid rgba(0,123,255,.06);pointer-events:none}
.cta h2{font-size:clamp(1.9rem,4vw,3.2rem)}
.cta > *{position:relative;max-width:900px}

/* 7. Inner page banners ---------------------------------------------------------- */
.page-intro{position:relative;min-height:260px;display:flex;flex-direction:column;justify-content:center;padding:52px var(--gutter);border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,var(--bg-alt) 0%,rgba(244,247,252,.94) 32%,rgba(244,247,252,.6) 55%,rgba(244,247,252,0) 78%),url("../images/banner-imef2026-blue-v3.png") right center / cover no-repeat,var(--bg-alt)}
.page-intro > *{position:relative;max-width:640px}
.page-intro h1{font-size:clamp(2rem,4vw,3.2rem);margin-bottom:10px}
.page-intro p:last-child{margin-bottom:0;color:var(--ink)}
@media(max-width:699px){.page-intro{min-height:0;background:linear-gradient(180deg,rgba(244,247,252,.95) 0%,rgba(244,247,252,.86) 60%,rgba(244,247,252,.7) 100%),url("../images/banner-imef2026-blue-v3.png") 85% center / cover no-repeat,var(--bg-alt)}}
.page-intro.is-course-1111{min-height:420px;background:linear-gradient(90deg,rgba(244,247,252,.96) 0%,rgba(244,247,252,.86) 30%,rgba(244,247,252,.25) 48%,rgba(244,247,252,0) 60%),url("../images/banner-interprofessional-1111.png") right center / cover no-repeat,var(--bg-alt)}
.page-intro.is-course-1111 > *{max-width:560px}
.page-intro.is-course-1111 h1{font-size:clamp(2rem,3.3vw,3rem);text-wrap:nowrap}
@media(max-width:899px){.page-intro.is-course-1111{min-height:0;padding-bottom:calc(40vw + 8px);justify-content:flex-start;background:linear-gradient(180deg,var(--bg-alt) 0%,var(--bg-alt) 55%,rgba(244,247,252,0) 72%),url("../images/banner-interprofessional-1111.png") 70% bottom / auto calc(40vw + 140px) no-repeat,var(--bg-alt)}}
@media(max-width:600px){.page-intro.is-course-1111 h1{text-wrap:balance}}

/* 8. Sessions & registration ------------------------------------------------------ */
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;margin-bottom:10px}
.track-tag{display:inline-block;padding:3px 11px;border-radius:999px;background:var(--tc,var(--blue));color:#fff;font-size:.74rem;font-weight:700;line-height:1.5}
.pill{display:inline-block;font-size:.75rem;line-height:1.5;border-radius:999px;padding:4px 11px;font-weight:700;white-space:nowrap}
.pill-soon{background:#eef2f7;color:#4a5568}
.pill-open{background:var(--teal-soft);color:var(--teal-ink);box-shadow:inset 0 0 0 1px rgba(0,168,150,.35)}
.pill-open::before{content:"";display:inline-block;width:6px;height:6px;margin-right:6px;border-radius:50%;background:var(--teal);vertical-align:middle}
html.motion-on .pill-open::before{animation:live-dot 1.8s ease-in-out infinite}
@keyframes live-dot{0%,100%{box-shadow:0 0 0 0 rgba(0,168,150,.5)}50%{box-shadow:0 0 0 5px rgba(0,168,150,0)}}
.pill-few{background:#fff4e5;color:#8a4b06}
.pill-full{background:#eceff3;color:#5b6b82;text-decoration:line-through}
.pill-info{background:#e8f1fd;color:var(--blue)}
.parallel-chip{display:inline-block;align-self:flex-start;margin:4px 0 0;padding:4px 10px;border-radius:6px;background:#fff4e5;color:#7a4407;font-size:.78rem;line-height:1.5}
.parallel-chip::before{content:"⏱ "}

.date-filter,.role-filter{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:12px 0 0}
.date-filter{margin-top:24px}
.role-label{min-width:3.2em;margin-right:4px;font-size:.9rem;font-weight:800;color:var(--blue)}
.date-filter button,.role-filter button{min-height:40px;padding:7px 15px;border:1.5px solid var(--line-strong);border-radius:999px;background:var(--white);color:var(--ink);font-size:.85rem;font-weight:600;cursor:pointer;transition:border-color .2s,background .2s,color .2s,box-shadow .2s}
.date-filter button:hover,.role-filter button:hover{border-color:var(--blue-bright);color:var(--blue)}
.date-filter button[aria-pressed=true],.role-filter button[aria-pressed=true]{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:0 6px 16px rgba(0,91,172,.25)}
#result-count{font-size:.85rem;color:var(--muted);margin:14px 0 0}

.event-list{display:grid;grid-template-columns:1fr;gap:22px;margin-top:20px}
@media(min-width:960px){.event-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
.reg-card{display:flex;flex-direction:column;min-width:0;background:var(--white);border:1px solid var(--line);border-top:4px solid var(--tc,var(--line));border-radius:var(--radius);overflow:hidden;scroll-margin-top:calc(var(--header-h) + 20px);box-shadow:var(--shadow-sm)}
.reg-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:16px 20px;background:var(--bg-alt);border-bottom:1px solid var(--line)}
.reg-when strong{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:1.05rem;color:var(--blue);font-variant-numeric:tabular-nums}
.reg-when span{display:block;margin-top:2px;font-size:.8rem;color:var(--muted)}
.reg-when .reg-time{display:inline;margin:0;font-size:1.05rem;color:var(--teal-ink)}
.reg-body{display:flex;flex-direction:column;flex:1;padding:18px 20px 20px}
.reg-body h3{margin:0 0 12px;font-size:1.12rem;line-height:1.5}
.reg-info{display:grid;gap:6px;margin:0 0 12px}
.reg-info div{display:grid;grid-template-columns:4.5em 1fr;gap:8px;font-size:.88rem}
html[lang=en] .reg-info div{grid-template-columns:5.5em 1fr}
.reg-info dt{color:var(--muted)}
.reg-info dd{margin:0;min-width:0}
.reg-note{margin:0 0 10px;padding:8px 12px;border-radius:8px;background:var(--bg-alt);font-size:.82rem}
.reg-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0 18px}
.reg-facts div{padding:8px 12px;border-radius:8px;background:var(--bg-alt);border:1px solid var(--line)}
.reg-facts .is-wide{grid-column:1/-1}
.reg-facts dt{font-size:.75rem;color:var(--muted)}
.reg-facts dd{margin:0;font-size:.9rem;font-weight:700;line-height:1.5;color:var(--ink)}
.reg-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto}
.reg-link{margin-left:auto;font-size:.85rem;font-weight:700;color:var(--blue)}
.reg-link:hover{color:var(--blue-bright)}
@media(max-width:480px){.reg-link{margin-left:0}}
.reg-card.is-target{animation:target-glow 2.4s ease-out}
@keyframes target-glow{0%,35%{box-shadow:0 0 0 4px var(--blue-bright),var(--shadow-hover)}100%{box-shadow:var(--shadow-sm)}}

/* 9. Daily programme ----------------------------------------------------------------- */
.daily-program{padding-top:40px}
.program-source{font-size:.85rem;color:var(--muted)}
.day-tabs{display:flex;gap:10px;overflow-x:auto;padding:5px 2px 18px;margin-bottom:26px;scrollbar-width:thin}
.day-tabs button{flex:0 0 108px;display:flex;flex-direction:column;align-items:center;gap:2px;padding:14px 12px;border:1.5px solid var(--line);border-radius:var(--radius);background:var(--white);color:var(--ink);cursor:pointer;transition:border-color .2s,box-shadow .3s,transform .3s var(--ease)}
.day-tabs button:hover{border-color:var(--blue-bright);transform:translateY(-2px);box-shadow:0 8px 18px rgba(0,91,172,.12)}
.day-tabs button[aria-selected=true]{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:0 10px 22px rgba(0,91,172,.28)}
.day-tabs strong{font-size:1.45rem;line-height:1.35;font-variant-numeric:tabular-nums}
.day-tabs span,.day-tabs small{font-size:.7rem}
@media(min-width:700px){.day-tabs button{flex:1;min-width:100px}}
.day-panel h2{font-size:1.7rem}
.day-panel h2 span{font-size:1rem;font-weight:400;color:var(--muted)}
.highlight-note,.session-highlight{display:block;margin:0 0 14px;padding:12px 16px 12px 44px;position:relative;border-radius:var(--radius-sm);background:#fff7e8;border:1px solid #f6d9a8;color:#7a4306;font-size:.88rem;font-weight:600;line-height:1.6}
.highlight-note::before,.session-highlight::before{content:"📘";position:absolute;left:14px;top:11px;font-size:1rem}
.session-highlight{margin:8px 0 0;font-size:.82rem}
.parallel-note,.schedule-note{margin:0 0 16px;padding:12px 16px;border-radius:var(--radius-sm);background:var(--bg-alt);font-size:.86rem;border-left:4px solid var(--teal)}
.daily-event{margin-bottom:24px;padding:20px;border:1px solid var(--line);border-top:4px solid var(--tc,var(--line));border-radius:var(--radius);background:var(--white);overflow-wrap:anywhere;scroll-margin-top:calc(var(--header-h) + 20px);box-shadow:var(--shadow-sm)}
@media(min-width:700px){.daily-event{padding:28px}}
.daily-image{float:right;width:180px;max-width:34%;height:auto;aspect-ratio:16/9;object-fit:cover;margin:0 0 18px 24px;border-radius:12px}
@media(max-width:649px){.daily-image{float:none;width:100%;max-width:100%;margin:0 0 16px}}
.daily-head h3{margin:0 0 10px;font-size:1.3rem}
@media(min-width:700px){.daily-head h3{font-size:1.5rem}}
.daily-meta{clear:both;padding:14px 0;border-top:1px solid var(--line)}
.daily-meta p{margin-bottom:6px;font-size:.92rem}
.daily-meta strong{margin-right:10px;color:var(--blue)}
@media(min-width:700px){.daily-meta{display:grid;grid-template-columns:1fr 2fr;gap:4px 20px}.daily-meta p:last-child{grid-column:1/-1}}
.schedule-table{width:100%;border-collapse:collapse;margin:20px 0}
.schedule-table caption{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.schedule-table thead{background:var(--bg-alt)}
.schedule-table th,.schedule-table td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:.86rem}
.schedule-table thead th{color:var(--blue)}
.schedule-table th[scope=row]{width:110px;font-weight:700;color:var(--teal-ink);font-variant-numeric:tabular-nums}
@media(min-width:700px){.schedule-table th[scope=row]{width:150px}.schedule-table th,.schedule-table td{padding:15px 16px}}
.schedule-table td strong{color:var(--ink)}
.schedule-table td p{margin:6px 0 0;font-size:.8rem;color:var(--muted)}
.schedule-table .highlight{padding:6px 10px;border-radius:6px;background:var(--teal-soft);color:var(--teal-ink)}
.schedule-table tr.is-minor th,.schedule-table tr.is-minor td{padding-top:9px;padding-bottom:9px;background:var(--bg-alt);color:var(--muted)}
.schedule-table tr.is-minor strong{font-weight:500;color:var(--muted)}
.daily-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.daily-link{display:inline-flex;align-items:center;min-height:44px;padding:9px 18px;border:1.5px solid var(--line-strong);border-radius:999px;color:var(--blue);font-size:.86rem;font-weight:700;text-decoration:none;transition:border-color .2s,color .2s}
.daily-link:hover{border-color:var(--blue-bright);color:var(--blue-bright)}

/* 10. Speakers ------------------------------------------------------------------------ */
.speaker-group-head{margin:8px 0 18px}
.speaker-profiles + .speaker-group-head{margin-top:52px}
.speaker-group-head h2{margin:0;font-size:clamp(1.4rem,2.4vw,1.8rem)}
.speaker-profiles{display:grid;gap:26px}
.speaker-profiles.is-grid{grid-template-columns:1fr}
@media(min-width:1100px){.speaker-profiles.is-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.speaker-profile{display:grid;grid-template-columns:1fr;gap:24px;padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);scroll-margin-top:calc(var(--header-h) + 20px)}
@media(min-width:760px){.speaker-profile{grid-template-columns:220px minmax(0,1fr);gap:32px;padding:30px}}
@media(min-width:1100px){.speaker-profile{grid-template-columns:260px minmax(0,1fr)}}
.speaker-photo{display:block;width:100%;max-width:260px;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:12px;background:var(--bg-alt)}
@media(min-width:760px){.speaker-photo{max-width:none}}
.speaker-photo.portrait{max-width:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;aspect-ratio:4/5;min-height:0}
@media(min-width:760px){.speaker-photo.portrait{max-width:none}}
.speaker-body{min-width:0}
.speaker-body h2{margin:0 0 4px;font-size:clamp(1.6rem,2.6vw,2.1rem)}
.speaker-cred{margin:0 0 12px;color:var(--muted);font-size:.92rem;letter-spacing:.02em}
.speaker-lead{margin:0 0 20px;max-width:46em;font-size:1.02rem}
.speaker-facts{display:grid;grid-template-columns:1fr;gap:20px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media(min-width:1100px){.speaker-facts{grid-template-columns:1.15fr 1fr 1fr;gap:28px}}
.speaker-facts h3,.speaker-foot h3{margin:0 0 10px;font-size:.8rem;letter-spacing:.08em;color:var(--teal-ink);font-weight:800}
.speaker-facts ul,.speaker-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.speaker-facts li,.speaker-foot li{position:relative;padding-left:14px;font-size:.9rem;line-height:1.55}
.speaker-facts li::before,.speaker-foot li::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--teal)}
.speaker-facts .expertise{display:flex;flex-wrap:wrap;gap:8px}
.speaker-facts .expertise li{padding:4px 12px;border-radius:999px;background:var(--teal-soft);border:1px solid rgba(0,168,150,.25);color:var(--teal-ink);font-size:.85rem;font-weight:600}
.speaker-facts .expertise li::before{display:none}
.speaker-foot{display:grid;grid-template-columns:1fr;gap:20px;margin-top:20px}
@media(min-width:760px){.speaker-foot{grid-template-columns:2fr 1fr}}
.speaker-sessions li{padding-left:0}
.speaker-sessions li::before{display:none}
.speaker-sessions a{color:var(--blue);font-weight:700}
.speaker-profile.is-compact .speaker-photo{max-width:120px}
.speaker-profile.is-compact h2{font-size:1.4rem}
.speaker-profile.is-compact .speaker-facts{grid-template-columns:1fr;gap:14px;padding:16px 0}
.speaker-profile.is-compact .speaker-facts p.muted{margin:0;font-size:.85rem}
.speaker-profile.is-compact .speaker-foot{grid-template-columns:1fr;margin-top:14px}
@media(min-width:760px){.speaker-profile.is-compact{grid-template-columns:120px minmax(0,1fr);gap:24px;padding:24px}.speaker-profile.is-compact .speaker-photo{max-width:none}}


/* Poster downloads */
.poster-grid{display:grid;gap:22px;margin-top:26px}
@media(min-width:620px){.poster-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.poster-grid{grid-template-columns:repeat(3,1fr)}}
.poster-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.poster-card:hover{transform:translateY(-4px)}
.poster-thumb{display:block;background:var(--bg-alt);aspect-ratio:640/904;overflow:hidden}
.poster-card.is-wide .poster-thumb{aspect-ratio:3/2}
.download-head{margin:34px 0 0;font-size:1.2rem;color:var(--ink);display:flex;align-items:center;gap:10px}
.download-head::before{content:"";width:4px;height:1.1em;border-radius:2px;background:var(--grad-accent)}
@media(min-width:980px){.poster-grid.is-agenda{grid-template-columns:1fr 2fr}}
.daily-actions .poster-link{padding:6px 14px;font-size:.9rem}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.poster-card:hover .poster-thumb img{transform:scale(1.04)}
.poster-body{display:flex;flex-direction:column;gap:6px;padding:20px 22px 24px;flex:1}
.poster-body h3{margin:0;font-size:1.15rem;color:var(--blue)}
.poster-body .muted{margin:0 0 12px}
.poster-body .button{margin-top:auto;align-self:flex-start}
.poster-kicker{margin:0;font-size:.78rem;font-weight:800;letter-spacing:.04em;color:var(--teal-ink)}
.text-link{font-weight:700;color:var(--blue);text-decoration:underline;text-underline-offset:3px}

/* Online registration (signup.html) --------------------------------------------------- */
.notice-links{display:inline-flex;flex-wrap:wrap;align-items:center;gap:10px}
.signup-app{max-width:980px}
.signup-tabs{display:inline-flex;gap:4px;padding:4px;border-radius:999px;background:var(--bg-alt);border:1px solid var(--line);margin-bottom:26px}
.signup-tabs button{border:0;background:none;padding:10px 22px;border-radius:999px;font:inherit;font-weight:700;color:var(--muted);cursor:pointer;min-height:44px}
.signup-tabs button[aria-selected=true]{background:var(--white);color:var(--blue);box-shadow:var(--shadow-sm)}
.signup-tabs button:focus-visible{outline:3px solid var(--blue-bright);outline-offset:2px}
.signup-step{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:24px;margin:0 0 22px;box-shadow:var(--shadow-sm)}
.signup-step legend{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:800;color:var(--blue);padding:0 8px;margin-left:-8px}
.signup-step > .muted{margin:0 0 14px}
.step-no{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--grad-accent);color:#fff;font-size:.95rem}
.session-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.session-pick{position:relative;display:grid;grid-template-columns:28px minmax(0,1fr);gap:8px 14px;align-items:start;padding:16px 18px;border:1.5px solid var(--line);border-radius:14px;cursor:pointer;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease)}
.session-pick:hover{border-color:var(--blue-bright);box-shadow:var(--shadow-hover)}
.session-pick.is-checked{border-color:var(--blue);background:linear-gradient(120deg,rgba(0,91,172,.05),rgba(0,168,150,.05))}
.session-pick.is-disabled{cursor:not-allowed;opacity:.62;background:var(--bg-alt)}
.session-pick.is-disabled:hover{border-color:var(--line);box-shadow:none}
.session-pick input{position:absolute;opacity:0;width:28px;height:28px;margin:0;top:16px;left:18px;cursor:inherit}
.session-check{width:24px;height:24px;margin-top:2px;border:2px solid var(--line-strong);border-radius:7px;background:var(--white);display:grid;place-items:center;transition:all .2s var(--ease)}
.session-pick input:checked + .session-check{background:var(--grad-brand);border-color:var(--blue)}
.session-pick input:checked + .session-check::after{content:"";width:6px;height:11px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:translateY(-1px) rotate(45deg)}
.session-pick input:focus-visible + .session-check{outline:3px solid var(--blue-bright);outline-offset:2px}
.session-main{display:flex;flex-direction:column;gap:3px;min-width:0}
.session-when{font-weight:800;color:var(--blue);display:flex;gap:10px;flex-wrap:wrap}
.session-when span{color:var(--teal-ink)}
.session-title{font-size:1.02rem;line-height:1.45;color:var(--ink)}
.session-meta{font-size:.84rem;color:var(--muted)}
.session-side{grid-column:2;display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px}
.session-side small{color:var(--muted);font-size:.8rem}
@media(min-width:760px){.session-pick{grid-template-columns:28px minmax(0,1fr) auto}.session-side{grid-column:auto;flex-direction:column;align-items:flex-end;text-align:right}}
.seat-badge{display:inline-block;padding:4px 11px;border-radius:999px;font-size:.78rem;font-weight:700;white-space:nowrap;background:var(--teal-soft);color:var(--teal-ink)}
.seat-badge.is-few{background:#fff4e5;color:#8a4b06}
.seat-badge.is-full,.seat-badge.is-closed,.seat-badge.is-notopen{background:#eceff3;color:#5b6b82}
.seat-badge.is-loading{background:var(--bg-alt);color:var(--muted)}
.form-grid{display:grid;gap:16px 20px}
@media(min-width:700px){.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:700;font-size:.92rem;display:flex;align-items:center;gap:6px}
.field .req{color:#c2410c}
.field .opt{font-weight:500;font-size:.78rem;color:var(--muted)}
.field input,.field select{font:inherit;min-height:46px;padding:10px 14px;border:1.5px solid var(--line-strong);border-radius:12px;background:var(--white);color:var(--ink);width:100%;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.field input:focus,.field select:focus{outline:none;border-color:var(--blue-bright);box-shadow:0 0 0 4px rgba(0,123,255,.15)}
.field .hint{font-size:.8rem;color:var(--muted)}
.field-error{color:#b42318;font-size:.84rem;font-weight:600}
.has-error input,.has-error select,.field input[aria-invalid=true],.field select[aria-invalid=true]{border-color:#d92d20;background:#fffafa}
.signup-step.has-error{border-color:#f3b8b2}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.consent{margin-top:22px;padding:16px 18px;border-radius:12px;background:var(--bg-alt);font-size:.86rem;color:var(--muted)}
.consent p{margin:0 0 10px}
.consent-title{font-weight:800;color:var(--ink)}
.consent.has-error{box-shadow:inset 0 0 0 1.5px #f3b8b2}
.check{display:flex;align-items:flex-start;gap:10px;color:var(--ink);font-weight:700;font-size:.92rem;cursor:pointer}
.check input{width:20px;height:20px;margin-top:2px;accent-color:var(--blue);flex-shrink:0}
.signup-submit{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}
.signup-submit .button{min-width:220px;min-height:52px;font-size:1rem}
.signup-submit .muted{margin:0;font-size:.84rem}
.button[disabled]{opacity:.7;cursor:progress;transform:none;animation:none}
.form-alert{padding:12px 16px;border-radius:12px;background:#fef3f2;color:#b42318;border-left:4px solid #d92d20;font-weight:600}
.form-success{padding:12px 16px;border-radius:12px;background:var(--teal-soft);color:var(--teal-ink);border-left:4px solid var(--teal);font-weight:600}
.form-note{padding:12px 16px;border-radius:12px;background:var(--bg-alt);color:var(--muted);border-left:4px solid var(--line-strong)}
.result-panel{padding:28px;border-radius:var(--radius);background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.result-panel:focus{outline:none}
.result-panel h2{margin-top:0}
.result-list{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:10px}
.result-list li{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:12px;background:var(--bg-alt)}
.result-icon{flex-shrink:0;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;font-weight:800;color:#fff;background:var(--teal)}
.result-list .is-fail .result-icon{background:#d97706}
.result-text{font-size:.88rem;font-weight:700;color:var(--teal-ink)}
.is-fail .result-text{color:#8a4b06}
.result-mail{color:var(--muted)}
.result-actions{display:flex;flex-wrap:wrap;gap:12px}
.lookup-form{padding:24px;border-radius:var(--radius);background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm);margin-bottom:20px}
.lookup-form > .muted{margin-top:0}
.lookup-form .button{margin-top:18px}
.lookup-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.lookup-item{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 20px;padding:18px 20px;border-radius:14px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.lookup-item.is-cancelled{background:var(--bg-alt);box-shadow:none}
.lookup-item.is-cancelled .lookup-title{text-decoration:line-through;color:var(--muted)}
.lookup-main{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1 1 360px}
.lookup-main .pill{align-self:flex-start;margin-bottom:4px}
.lookup-main strong{color:var(--blue)}
.lookup-title{font-weight:700}
.lookup-actions{display:flex;align-items:center}
.confirm-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-weight:700;color:#b42318}
.button.small{min-height:40px;padding:8px 18px}
.button.danger{background:#d92d20;border-color:#d92d20}
.button.danger:hover{box-shadow:0 10px 24px rgba(217,45,32,.3)}
.signup-off{padding:32px;border-radius:var(--radius);background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm);max-width:640px}
.signup-off h2{margin-top:0}
.confirm-dialog{width:min(480px,calc(100vw - 32px));padding:28px;border:0;border-radius:var(--radius);box-shadow:0 30px 80px rgba(10,25,47,.35);color:var(--ink);background:var(--white)}
.confirm-dialog::backdrop{background:rgba(10,25,47,.55);backdrop-filter:blur(2px)}
.confirm-dialog h2{margin:0 0 10px;font-size:1.3rem;color:var(--blue)}
.confirm-dialog p{margin:0 0 12px}
.confirm-email{padding:14px 16px;border-radius:12px;background:var(--bg-alt);border:1.5px solid var(--line-strong);font-size:1.15rem;font-weight:800;color:var(--blue);overflow-wrap:anywhere}
.confirm-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px;margin-top:18px}
.rule-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.rule-chip{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.74rem;font-weight:700;line-height:1.5}
.rule-chip.is-meal{background:#fff4e5;color:#8a4b06}
.rule-chip.is-video{background:#e8f1fd;color:var(--blue)}
.rule-chip.is-restrict{background:#f1ecfd;color:#5b3fc4}
.session-warn{margin-top:6px;font-size:.84rem;font-weight:700;color:#b42318}
.session-list > li.is-open > .session-pick{border-bottom-left-radius:0;border-bottom-right-radius:0}
.session-options{display:grid;gap:10px;margin-top:-1.5px;padding:14px 18px 16px 60px;border:1.5px solid var(--blue);border-top:1px dashed var(--line-strong);border-radius:0 0 14px 14px;background:var(--white)}
.session-options.has-error{border-color:#d92d20;background:#fffafa}
.session-options .field-error{margin:0}
.opt-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px}
.opt-label{font-weight:800;font-size:.88rem;color:var(--ink);min-width:72px}
.opt-fixed{font-size:.88rem;color:var(--muted)}
.opt-note{font-size:.8rem;color:var(--muted);margin-left:4px}
.opt-radio{position:relative;display:inline-flex;cursor:pointer}
.opt-radio input{position:absolute;opacity:0;inset:0;margin:0;cursor:inherit}
.opt-radio span{display:inline-flex;align-items:center;min-height:40px;padding:8px 18px;border-radius:999px;border:1.5px solid var(--line-strong);font-weight:700;font-size:.88rem;color:var(--ink);background:var(--white);transition:all .2s var(--ease)}
.opt-radio:hover span{border-color:var(--blue-bright)}
.opt-radio input:checked + span{background:var(--grad-brand);border-color:var(--blue);color:#fff}
.opt-radio input:focus-visible + span{outline:3px solid var(--blue-bright);outline-offset:2px}
.opt-radio.is-disabled{cursor:not-allowed}
.opt-radio.is-disabled span{opacity:.5;text-decoration:line-through}
.lookup-opts{font-weight:700;color:var(--teal-ink)}
.field[hidden]{display:none}
@media(max-width:560px){.session-options{padding-left:18px}}

/* 11. Information ---------------------------------------------------------------------- */
.info-grid{display:grid;gap:22px}
@media(min-width:700px){.info-grid{grid-template-columns:repeat(2,1fr)}}
.info-card{padding:28px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.info-card h2{font-size:1.45rem}
.info-card ul{padding-left:22px}
.info-card li{margin-bottom:10px}
.info-card .contact-list{padding-left:0}
.contact-scope{font-weight:800;color:var(--blue);margin-bottom:10px}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.contact-list li{display:grid;gap:2px}
.contact-list strong{font-weight:700}
.contact-list strong span{margin-left:4px;font-weight:400;color:var(--muted)}
.contact-list a{width:fit-content;text-decoration:none;font-variant-numeric:tabular-nums}
.contact-list a:hover{text-decoration:underline}

/* 12. 11/11 course page -------------------------------------------------------------- */
.course-page{display:grid;gap:22px}
.course-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:12px;margin:0}
.course-facts div{padding:14px 16px;background:var(--white);border:1px solid var(--line);border-top:4px solid var(--teal);border-radius:12px;box-shadow:var(--shadow-sm)}
.course-facts dt{font-size:.78rem;color:var(--muted)}
.course-facts dd{margin:4px 0 0;font-size:1rem;font-weight:800;color:var(--blue)}
.course-actions{display:flex;flex-wrap:wrap;gap:12px}
.course-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:900px){.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.course-card{min-width:0;padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.course-card h2{margin:0 0 12px;font-size:1.3rem}
.course-card h3{margin:18px 0 8px;font-size:.98rem;color:var(--blue)}
.course-card p{font-size:.92rem;line-height:1.75}
.course-card a:not(.button){color:var(--blue);font-weight:700;overflow-wrap:anywhere}
.dot-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.dot-list li{position:relative;padding-left:14px;font-size:.92rem;line-height:1.6}
.dot-list li::before{content:"";position:absolute;left:0;top:.65em;width:5px;height:5px;border-radius:50%;background:var(--teal)}
.dot-list.small li{font-size:.84rem;color:var(--muted)}
.holistic{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.holistic span:not(.holistic-label){padding:2px 12px;border-radius:999px;background:var(--teal-soft);color:var(--teal-ink);font-size:.82rem;font-weight:700}
.holistic-label{margin-right:4px;font-size:.8rem;color:var(--muted)}
.course-lead{font-weight:800;color:var(--blue)}
.course-warn{margin:0 0 18px;padding:12px 16px;border-left:4px solid #e08a1e;border-radius:8px;background:#fff6ea}
.course-warn p{margin:0 0 6px;font-size:.86rem;color:#5a3405}
.course-warn p:last-child{margin:0}
.course-steps{list-style:none;margin:0;padding:0;display:grid;gap:12px}
@media(min-width:900px){.course-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
.course-steps > li{display:grid;grid-template-columns:40px minmax(0,1fr);gap:12px;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg-alt)}
.course-steps > li:hover{border-color:var(--blue-bright);box-shadow:0 10px 24px rgba(0,91,172,.12)}
.step-no{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--grad-accent);color:#fff;font-weight:800;box-shadow:0 0 0 4px rgba(0,168,150,.15)}
.course-steps h3{margin:4px 0 2px;font-size:1rem}
.course-steps p{margin:0 0 6px;font-size:.88rem}
.step-time{font-weight:800;color:var(--teal-ink);font-variant-numeric:tabular-nums}
.course-extra{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line-strong)}
.course-extra h3{margin-top:0}
.virti-login{display:flex;flex-wrap:wrap;gap:8px 24px;margin:4px 0 0}
.virti-login dt{font-size:.78rem;color:var(--muted)}
.virti-login dd{margin:2px 0 0}
.virti-login code{padding:3px 8px;border:1px solid var(--line);border-radius:6px;background:var(--bg-alt);font-family:ui-monospace,Consolas,monospace;font-size:.92rem;user-select:all}

/* 13. Footer：深海藍 → 皇家藍 → 青綠微光的絲帶漸層 ------------------------------------------- */
.site-footer{position:relative;overflow:hidden;isolation:isolate;padding:52px var(--gutter) 20px;color:#c9d8ee;font-size:.82rem;
  background:
    radial-gradient(60% 90% at 105% 110%,rgba(0,128,128,.55) 0%,rgba(0,128,128,0) 60%),
    radial-gradient(40% 60% at 0% 0%,rgba(0,123,255,.22) 0%,rgba(0,123,255,0) 70%),
    linear-gradient(125deg,#0a192f 0%,#0b2a52 38%,#00458e 72%,#00607a 100%)}
/* 兩道柔光絲帶 */
.site-footer::before,.site-footer::after{content:"";position:absolute;z-index:-1;left:-20%;right:-20%;height:220px;border-radius:50%;pointer-events:none;filter:blur(2px)}
.site-footer::before{top:-150px;border-bottom:2px solid rgba(20,184,166,.45);box-shadow:0 18px 60px -20px rgba(20,184,166,.35);transform:rotate(-3deg)}
.site-footer::after{bottom:-170px;border-top:1.5px solid rgba(120,180,255,.35);transform:rotate(2.5deg)}
.footer-main{display:grid;grid-template-columns:1fr;gap:26px}
@media(min-width:600px) and (max-width:1099px){.footer-main{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1100px){.footer-main{grid-template-columns:1.25fr 1fr 1fr 1.15fr;gap:32px}}
@media(max-width:599px){.footer-main{grid-template-columns:1fr 1fr}.footer-about,.footer-contact{grid-column:1/-1}}
.footer-col{min-width:0}
.footer-col h3{margin:0 0 10px;font-size:.95rem;color:#fff}
.site-footer .eyebrow{margin-bottom:4px;color:#7fe0d2}
.site-footer .eyebrow::before{background:#14b8a6}
.footer-brand{display:inline-block;margin-bottom:4px;font-size:1.25rem;font-weight:800;color:#fff;text-decoration:none;line-height:1.35}
.footer-about p{margin:0 0 12px;color:#c9d8ee}
.footer-links{display:flex;flex-wrap:wrap;gap:6px 16px;margin:0}
.footer-links a{color:#e3ecf8;text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-links a[aria-current]{color:#fff;font-weight:800;text-decoration:underline;text-decoration-color:#14b8a6;text-decoration-thickness:2px;text-underline-offset:5px}
.footer-org .org-logos{flex-direction:column;align-items:flex-start;gap:8px}
.site-footer .org-logos li{padding:8px 12px;background:#fff;border-radius:8px;box-shadow:0 4px 14px rgba(0,0,0,.18)}
.site-footer .org-logos img{height:34px}
.site-footer .org-logos img.is-isu{height:40px}
@media(max-width:599px){.footer-org .org-logos img{height:28px}.footer-org .org-logos img.is-isu{height:33px}}
.site-footer .contact-list{gap:10px}
.site-footer .contact-list strong{color:#fff}
.site-footer .contact-list strong span{color:#c9d8ee}
.site-footer .contact-list a{color:#e3ecf8}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:6px 20px;margin-top:28px;padding-top:14px;border-top:1px solid rgba(255,255,255,.16)}
.footer-legal{flex:1 1 420px;margin:0;font-size:.78rem;color:#c9d8ee}
.footer-bottom small{font-size:.72rem;color:#9fb4d3}
.motion-control{padding:8px 14px;border:1px solid rgba(255,255,255,.4);border-radius:999px;background:transparent;color:#fff;font-size:.75rem;cursor:pointer}
.motion-control:hover{border-color:#14b8a6}

/* 14. Scroll reveal & motion ------------------------------------------------------------
   html.motion-on 由 motion.js 加上；沒有 JavaScript、或使用者選擇減少動態時，內容一律直接顯示。 */
.scroll-progress{position:fixed;left:0;top:0;z-index:60;width:100%;height:3px;transform:scaleX(0);transform-origin:left;background:var(--grad-accent);pointer-events:none}
html.motion-on .reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--reveal-delay,0ms)}
html.motion-on .reveal.is-visible{opacity:1;transform:none}
/* 主視覺：Ken Burns 微放大後定格；標題由下往上滑入 */
html.motion-on .hero-media img{animation:ken-burns 2.8s var(--ease) both}
html.motion-on .hero-copy > *{animation:rise-in .9s var(--ease) both}
html.motion-on .hero-copy > :nth-child(1){animation-delay:.10s}
html.motion-on .hero-copy > :nth-child(2){animation-delay:.18s}
html.motion-on .hero-copy > :nth-child(3){animation-delay:.28s}
html.motion-on .hero-copy > :nth-child(4){animation-delay:.38s}
html.motion-on .hero-copy > :nth-child(5){animation-delay:.46s}
html.motion-on .hero-copy > :nth-child(6){animation-delay:.54s}
html.motion-on .hero-copy > :nth-child(n+7){animation-delay:.62s}
html.motion-on .page-intro > *{animation:rise-in .8s var(--ease) both}
html.motion-on .page-intro > :nth-child(2){animation-delay:.1s}
html.motion-on .page-intro > :nth-child(3){animation-delay:.2s}
@keyframes ken-burns{from{transform:scale(1.12)}to{transform:scale(1)}}
@keyframes rise-in{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
}
html:not(.motion-on) *,html:not(.motion-on) *::before,html:not(.motion-on) *::after{animation:none!important}
html:not(.motion-on) .button:hover,html:not(.motion-on) .value-card:hover,html:not(.motion-on) .reg-card:hover,html:not(.motion-on) .speaker:hover{transform:none}

/* Print：只印內容，不印導覽與頁尾 */
@media print{.header,.site-footer,.scroll-progress,.lang-toggle,.menu-toggle,.date-filter,.role-filter,.reg-actions,.daily-actions{display:none!important}.page-intro{background:none;min-height:0}.reg-card,.daily-event{break-inside:avoid;box-shadow:none}}