/* ==========================================================================
   2026 山谷音樂節《破曉 rmdax》
   視覺依據：第二期細部工作計畫書 p9「主視覺設計｜光的生成與流動」
   設計統籌：鄭致廷（花蓮在地視覺設計師）
     深色地景、大地色為基底 + 冷光藍與晨光金 = 黑夜與黎明交界
     光源自山谷深處緩緩升起（破曉）
     環狀聲波 + 太魯閣族編織紋理
     山谷輪廓、地景裂縫、獵刀意象
   ========================================================================== */

:root{
  /* 大地・深色地景 */
  --soil-950:#0e0c07;
  --soil-900:#14110a;
  --soil-850:#1b1710;
  --soil-800:#241e13;
  --soil-700:#332a1a;
  --olive:   #4a3f1e;

  /* 晨光金 */
  --gold-800:#6d5a26;
  --gold-600:#a8892f;
  --gold:    #c9a84c;
  --gold-300:#e0c477;
  --gold-100:#f0e2b4;

  /* 冷光藍 */
  --ice-700:#3d7b96;
  --ice-500:#5fa3bc;
  --ice:     #a8d8e8;
  --ice-200: #d3ecf5;

  --paper:  #efe9dc;
  --paper-2:#e2d9c6;
  --ink:    #17130b;
  --link-ink:#23576f;   /* 淺底連結色，對 --paper 對比約 6.4:1 */

  --text:    #ece5d6;
  --text-dim:#a99c83;

  --zh:'Noto Sans TC',-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --dp:'Space Grotesk','Noto Sans TC',sans-serif;

  --gut:clamp(1.25rem,5vw,5.5rem);
  --maxw:1240px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* 固定頁首會蓋住錨點目標，各段落預留高度 */
section[id]{scroll-margin-top:clamp(4.5rem,9vh,5.5rem)}

body{
  margin:0;background:var(--soil-950);color:var(--text);
  font-family:var(--zh);font-weight:300;line-height:1.95;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}

/* 太魯閣族菱形織紋（聲波交織・文化流動） */
.weave{
  background-image:
    repeating-linear-gradient(45deg,transparent 0 9px,rgba(201,168,76,.10) 9px 10px),
    repeating-linear-gradient(-45deg,transparent 0 9px,rgba(201,168,76,.10) 9px 10px);
}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gut)}
.eyebrow{
  font-family:var(--dp);font-size:clamp(.62rem,1.5vw,.72rem);font-weight:400;
  letter-spacing:.32em;text-transform:uppercase;color:var(--ice-500);margin:0;
}
.zh-title{
  font-family:var(--zh);font-weight:900;
  font-size:clamp(1.45rem,3.5vw,2.25rem);line-height:1.7;letter-spacing:.09em;
  color:var(--gold-100);margin:.7rem 0 0;
}
.zh-title__en{font-family:var(--dp);font-weight:300;font-style:italic;letter-spacing:.02em;
  color:var(--ice);text-transform:lowercase}

/* 主視覺橫幅過場 */
.band{position:relative;height:clamp(160px,26vh,300px);overflow:hidden;background:var(--soil-950)}
.band img{width:100%;height:100%;object-fit:cover;object-position:center 42%;opacity:.9}
.band::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,var(--soil-900) 0%,transparent 22%,transparent 74%,var(--soil-900) 100%)}

/* 十字光芒：主視覺的核心符號 */
.spark{display:inline-block;width:.92em;height:.92em;vertical-align:-.08em;flex:0 0 auto;
  background:linear-gradient(135deg,var(--ice-200),var(--ice) 45%,var(--ice-500));
  clip-path:polygon(50% 0%,57% 43%,100% 50%,57% 57%,50% 100%,43% 57%,0% 50%,43% 43%);
  filter:drop-shadow(0 0 4px rgba(168,216,232,.5))}

/* ---------------- 頁首 ---------------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.15rem var(--gut);
  background:linear-gradient(180deg,rgba(14,12,7,.92),rgba(14,12,7,0));
  transition:background .4s,backdrop-filter .4s;
}
.topbar.is-stuck{background:rgba(14,12,7,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(201,168,76,.18)}
.topbar__mark{
  font-family:var(--dp);font-weight:600;font-size:.86rem;letter-spacing:.24em;
  color:var(--gold-100);text-decoration:none;
}
.topbar__mark span{color:var(--ice);font-weight:400}
.topbar__nav{display:flex;gap:clamp(.9rem,2.6vw,2.2rem)}
.topbar__link{
  font-family:var(--zh);font-size:.78rem;font-weight:400;letter-spacing:.16em;
  color:var(--text-dim);text-decoration:none;transition:color .25s;
}
.topbar__link:hover,.topbar__link:focus-visible{color:var(--ice)}
@media (max-width:720px){.topbar__nav{gap:.9rem}.topbar__link{font-size:.72rem;letter-spacing:.08em}}
/* 窄螢幕留下「活動資訊」與「EN」這兩個實用入口，捨棄敘事型章節 */
@media (max-width:520px){
  .topbar{padding-inline:1rem}
  .topbar__nav{gap:.85rem}
  .topbar__link{font-size:.7rem;letter-spacing:.04em}
  .topbar__link--soft{display:none}
}

/* ---------------- HERO ---------------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;
  padding-block:clamp(6rem,15vh,9rem) clamp(3rem,8vh,5rem);overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:32% center;opacity:.78}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(96deg,rgba(14,12,7,.95) 0%,rgba(14,12,7,.9) 34%,rgba(14,12,7,.62) 56%,rgba(14,12,7,.5) 100%),
    linear-gradient(180deg,rgba(14,12,7,.8) 0%,transparent 24%,transparent 54%,rgba(14,12,7,.86) 84%,var(--soil-950) 100%);
}
.hero__inner{position:relative;z-index:2;width:100%;max-width:var(--maxw);
  margin-inline:auto;padding-inline:var(--gut);
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(2rem,6vw,4.5rem);align-items:center}

.hero__zh{
  font-family:var(--zh);font-weight:900;
  font-size:clamp(1.5rem,4.4vw,2.35rem);letter-spacing:.34em;
  color:var(--gold-100);margin:0;line-height:1.5;
}
.hero__en{
  font-family:var(--dp);font-weight:400;
  font-size:clamp(.6rem,1.6vw,.78rem);letter-spacing:.3em;text-transform:uppercase;
  color:var(--ice-500);margin:.7rem 0 0;
}
.hero__rule{height:1px;margin:clamp(1.6rem,4vh,2.4rem) 0;
  background:linear-gradient(90deg,var(--gold),rgba(201,168,76,.05));max-width:22rem}
.hero__word{
  font-family:var(--dp);font-weight:300;font-style:italic;
  font-size:clamp(2.6rem,8.5vw,5rem);line-height:1;letter-spacing:.04em;
  color:var(--ice);margin:0;
  text-shadow:0 0 clamp(24px,6vw,70px) rgba(168,216,232,.35);
}
.hero__word b{font-weight:900;font-style:normal;color:var(--gold-100);letter-spacing:.1em;
  font-family:var(--zh);font-size:.72em;margin-left:.28em;
  text-shadow:0 0 clamp(20px,5vw,56px) rgba(201,168,76,.4)}
.hero__quote{
  margin:clamp(1.5rem,4vh,2.2rem) 0 0;max-width:24em;
  font-size:clamp(.95rem,2.3vw,1.08rem);line-height:2.1;color:var(--text);
  border-left:2px solid var(--ice-700);padding-left:1.1rem;
}
.hero__meta{margin-top:clamp(2rem,5vh,3rem);display:flex;flex-direction:column;
  align-items:flex-start;gap:clamp(.9rem,2.4vh,1.3rem)}
.hero__row{display:flex;flex-wrap:wrap;align-items:baseline;
  gap:.5rem clamp(.9rem,2.4vw,1.7rem)}
.hero__row--b{align-items:center;gap:.8rem clamp(1rem,3vw,2rem)}
.hero__time{font-family:var(--dp);font-weight:500;
  font-size:clamp(1rem,2.5vw,1.2rem);letter-spacing:.07em;color:var(--ice-200)}
.hero__date{font-family:var(--dp);font-weight:700;
  font-size:clamp(1.7rem,5.2vw,2.6rem);line-height:1;color:var(--ice);letter-spacing:.01em}
.hero__date small{font-size:.38em;font-weight:500;letter-spacing:.18em;
  color:var(--ice-500);margin-left:.3em;vertical-align:.9em}
.hero__sep{width:1px;height:2rem;background:rgba(201,168,76,.4)}
.hero__place{font-size:clamp(.82rem,2.1vw,.95rem);letter-spacing:.08em;color:var(--text)}
.hero__place em{display:block;font-style:normal;font-size:.82em;color:var(--text-dim);
  letter-spacing:.04em;margin-top:.15rem}
.hero__free{font-family:var(--dp);font-size:.68rem;font-weight:600;letter-spacing:.2em;
  text-transform:uppercase;color:var(--soil-950);background:var(--gold);
  padding:.42em 1.1em;border-radius:1px}

/* 行動入口：從社群點進來的人要能一鍵拿到資訊與導航 */
.btn{display:inline-flex;align-items:center;gap:.45em;
  font-family:var(--zh);font-size:.85rem;font-weight:400;letter-spacing:.1em;
  color:var(--ice-200);text-decoration:none;white-space:nowrap;
  border:1px solid rgba(168,216,232,.42);padding:.7em 1.4em;border-radius:1px;
  transition:background .25s,border-color .25s,color .25s}
.btn:hover,.btn:focus-visible{background:rgba(168,216,232,.13);border-color:var(--ice);color:#fff}
.btn--solid{background:var(--gold);border-color:var(--gold);color:var(--soil-950);font-weight:500}
.btn--solid:hover,.btn--solid:focus-visible{background:var(--gold-300);border-color:var(--gold-300);color:var(--soil-950)}
.btn__ext{font-family:var(--dp);font-size:.85em;opacity:.7}
.hero__cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:clamp(1.6rem,4vh,2.2rem)}

.hero__poster{position:relative;justify-self:center;width:min(100%,25rem)}
.hero__poster img{width:100%;border-radius:2px;
  box-shadow:0 30px 70px rgba(0,0,0,.7),0 0 90px rgba(168,216,232,.12),
             0 0 0 1px rgba(201,168,76,.28)}
.hero__poster::before{
  content:"";position:absolute;inset:-14%;z-index:-1;border-radius:50%;
  background:radial-gradient(circle,rgba(201,168,76,.22) 0%,transparent 62%);
  filter:blur(24px)}

@media (max-width:900px){
  .hero__inner{grid-template-columns:1fr;gap:2.6rem}
  .hero__poster{width:min(78%,20rem);order:-1}
  .hero{padding-block:7rem 4rem}
}

.hero__scroll{position:absolute;left:var(--gut);bottom:1.6rem;z-index:2;
  font-family:var(--dp);font-size:.6rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--text-dim);display:flex;align-items:center;gap:.7rem}
.hero__scroll::after{content:"";width:clamp(28px,6vw,54px);height:1px;
  background:linear-gradient(90deg,var(--gold),transparent)}
@media (max-width:900px){.hero__scroll{display:none}}

/* ---------------- 策展理念 ---------------- */
.concept{position:relative;padding-block:clamp(4.5rem,12vh,7.5rem) clamp(3rem,8vh,5rem);
  background:linear-gradient(180deg,var(--soil-950),var(--soil-900))}
.concept__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);
  gap:clamp(2rem,6vw,5rem);align-items:start}
.concept__lead{font-family:var(--zh);font-weight:300;
  font-size:clamp(1.05rem,2.7vw,1.32rem);line-height:2.25;color:var(--text);margin:1.4rem 0 0}
.concept__lead strong{font-weight:700;color:var(--gold-100)}
.concept__note{margin-top:2rem;font-size:.9rem;color:var(--text-dim);line-height:2.1}
.pillars{display:grid;gap:1px;background:rgba(201,168,76,.16);border:1px solid rgba(201,168,76,.16)}
.pillar{background:var(--soil-900);padding:clamp(1.3rem,3vw,1.9rem)}
.pillar__k{font-family:var(--zh);font-weight:700;font-size:.98rem;letter-spacing:.1em;
  color:var(--ice);margin:0 0 .5rem;display:flex;align-items:center;gap:.55rem}
.pillar__v{margin:0;font-size:.9rem;line-height:2;color:var(--text-dim)}
@media (max-width:860px){.concept__grid{grid-template-columns:1fr;gap:2.4rem}}

/* ---------------- 五種方式 ---------------- */
.ways{position:relative;padding-block:clamp(4rem,12vh,7rem) clamp(5rem,14vh,9rem);
  background:var(--soil-900)}
.ways__head{margin-bottom:clamp(2.6rem,7vh,4rem);max-width:48rem}
.way{
  display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(1.2rem,4vw,3.5rem);align-items:center;
  padding-block:clamp(1.8rem,5vh,2.8rem);
  border-top:1px solid rgba(201,168,76,.18);
}
.way:last-of-type{border-bottom:1px solid rgba(201,168,76,.18)}
.way:nth-of-type(even) .way__media{order:2}
.way__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soil-800)}
.way__media img{width:100%;height:100%;object-fit:cover;opacity:.86;
  transition:transform .8s cubic-bezier(.2,.7,.2,1),opacity .5s}
.way:hover .way__media img{transform:scale(1.04);opacity:1}
.way__media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(20,17,10,.55) 100%)}
.way__name{font-family:var(--zh);font-weight:900;
  font-size:clamp(1.35rem,4vw,1.95rem);letter-spacing:.12em;color:var(--gold-100);margin:0}
.way__en{font-family:var(--dp);font-size:.68rem;font-weight:400;letter-spacing:.22em;
  text-transform:uppercase;color:var(--ice-500);margin:.45rem 0 1rem}
.way__body{margin:0;font-size:clamp(.92rem,2.2vw,1rem);line-height:2.15;color:var(--text-dim)}
.way__tag{display:inline-block;margin-top:1.1rem;font-family:var(--zh);font-size:.75rem;
  letter-spacing:.1em;color:var(--gold-300);border:1px solid rgba(201,168,76,.4);
  padding:.42em 1em;border-radius:1px}
@media (max-width:820px){
  .way{grid-template-columns:1fr;gap:1.2rem}
  .way:nth-of-type(even) .way__media{order:0}
}

/* ---------------- 演出陣容 ---------------- */
.lineup{position:relative;background:var(--soil-850);padding-block:clamp(4rem,12vh,7rem)}
.stage{margin-top:clamp(2.4rem,6vh,3.6rem)}
.stage__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem 1.2rem;
  padding-bottom:1rem;border-bottom:1px solid rgba(201,168,76,.28)}
.stage__zh{font-family:var(--zh);font-weight:900;font-size:clamp(1.15rem,3.2vw,1.5rem);
  letter-spacing:.14em;color:var(--gold-100);margin:0}
.stage__en{font-family:var(--dp);font-size:.7rem;font-weight:400;letter-spacing:.22em;
  text-transform:uppercase;color:var(--ice-500)}
.stage__time{margin-left:auto;font-family:var(--dp);font-weight:500;font-size:.9rem;
  letter-spacing:.06em;color:var(--ice-200)}
.acts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));
  gap:0 clamp(1.5rem,4vw,3rem)}
.act{padding-block:clamp(1.4rem,3.5vh,2rem);border-bottom:1px solid rgba(201,168,76,.14)}
.act__name{font-family:var(--zh);font-weight:700;font-size:clamp(1.08rem,2.8vw,1.28rem);
  letter-spacing:.06em;color:#fff;margin:0 0 .3rem;line-height:1.5}
.act__name em{font-family:var(--dp);font-style:normal;font-weight:400;
  color:var(--ice);letter-spacing:.03em;margin-left:.4em}
.act__meta{font-family:var(--zh);font-size:.76rem;font-weight:400;letter-spacing:.12em;
  color:var(--gold-600);margin:0 0 .6rem}
.act__bio{margin:0;font-size:.88rem;line-height:1.95;color:var(--text-dim)}

/* ---------------- 節目時程 ---------------- */
.schedule{background:var(--soil-900);padding-block:clamp(4rem,12vh,7rem)}
.sched__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,20rem),1fr));
  gap:clamp(2rem,5vw,4rem);margin-top:clamp(2.2rem,6vh,3.4rem)}
.sched__col h3{font-family:var(--zh);font-weight:900;font-size:1.05rem;letter-spacing:.16em;
  color:var(--gold-100);margin:0 0 1.2rem;padding-bottom:.8rem;
  border-bottom:1px solid rgba(201,168,76,.28)}
.slot{display:grid;grid-template-columns:minmax(0,6.6rem) minmax(0,1fr);gap:1rem;
  padding-block:.75rem;border-bottom:1px solid rgba(201,168,76,.1);align-items:baseline}
.slot__t{font-family:var(--dp);font-weight:500;font-size:.82rem;letter-spacing:.02em;
  color:var(--ice);font-variant-numeric:tabular-nums}
.slot__n{font-size:.92rem;color:var(--text);line-height:1.7}
.slot--hi .slot__n{color:var(--gold-100);font-weight:500}

/* ---------------- 交通 ---------------- */
.access{background:var(--paper-2);color:var(--ink);padding-block:clamp(4rem,12vh,7rem)}
.access .eyebrow{color:var(--gold-800)}
.access__title{font-family:var(--zh);font-weight:900;font-size:clamp(1.6rem,4.6vw,2.4rem);
  letter-spacing:.16em;color:var(--ink);margin:.6rem 0 clamp(2rem,5vh,3rem)}
.modes{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr));
  gap:clamp(1.2rem,3vw,2rem);margin-bottom:clamp(2.4rem,6vh,3.4rem)}
.mode{background:rgba(255,255,255,.42);border:1px solid rgba(23,19,11,.14);
  padding:clamp(1.3rem,3vw,1.8rem)}
.mode__k{font-family:var(--zh);font-weight:700;font-size:1.02rem;letter-spacing:.1em;
  color:var(--ink);margin:0 0 .7rem}
.mode__v{margin:0;font-size:.9rem;line-height:1.95;color:#4c4638}
.mode__v strong{color:var(--ink);font-weight:700}
.rides{border-top:1px solid rgba(23,19,11,.18)}
.ride{display:grid;grid-template-columns:minmax(0,11rem) minmax(0,1fr);
  gap:clamp(.7rem,3vw,2rem);padding-block:1.3rem;
  border-bottom:1px solid rgba(23,19,11,.18);align-items:baseline}
.ride__k{font-family:var(--zh);font-weight:700;font-size:.92rem;letter-spacing:.08em;color:var(--ink)}
.ride__k small{display:block;font-family:var(--dp);font-weight:400;font-size:.66rem;
  letter-spacing:.14em;color:#6b6353;margin-top:.25rem}
.ride__v{font-size:.9rem;line-height:1.95;color:#4c4638}
.ride__v strong{color:var(--ink);font-weight:700}
.ride__v ol{margin:.4rem 0 0;padding-left:1.2rem}
.ride__v li{margin-bottom:.25rem}
@media (max-width:620px){.ride{grid-template-columns:1fr;gap:.4rem}}
.note{margin-top:clamp(1.6rem,4vh,2.4rem);font-size:.82rem;line-height:1.9;color:#6b6353}

/* ---------------- 天亮：活動資訊 ---------------- */
.info{position:relative;background:var(--paper);color:var(--ink);
  padding-block:clamp(4.5rem,13vh,8rem)}
.info::before{content:"";position:absolute;left:0;right:0;top:0;height:clamp(70px,14vh,140px);
  transform:translateY(-100%);pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(239,233,220,.5) 72%,var(--paper))}
.info .eyebrow{color:var(--gold-800)}
.info__title{font-family:var(--zh);font-weight:900;
  font-size:clamp(1.7rem,5vw,2.7rem);letter-spacing:.16em;color:var(--ink);
  margin:.7rem 0 clamp(2.4rem,6vh,3.6rem)}
.days{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));
  gap:clamp(1.4rem,4vw,2.8rem);margin-bottom:clamp(2.6rem,7vh,4rem)}
.day{border-top:2px solid var(--ink);padding-top:1.2rem}
.day:nth-child(2){border-top-color:var(--ice-700)}
.day__d{font-family:var(--dp);font-weight:700;font-size:clamp(2rem,5.6vw,2.9rem);
  line-height:1;color:var(--ink)}
.day__d small{font-size:.3em;font-weight:500;letter-spacing:.2em;color:var(--gold-800);
  margin-left:.4em;vertical-align:.9em;text-transform:uppercase}
.day__t{font-family:var(--dp);font-weight:500;font-size:clamp(1rem,2.6vw,1.2rem);
  letter-spacing:.06em;margin-top:.7rem;color:var(--ink)}
.day__n{font-size:.86rem;color:#5b5445;margin-top:.3rem;letter-spacing:.03em}
.facts{border-top:1px solid rgba(23,19,11,.18)}
.fact{display:grid;grid-template-columns:minmax(0,8rem) minmax(0,1fr);
  gap:clamp(.7rem,3vw,2rem);padding-block:1.2rem;
  border-bottom:1px solid rgba(23,19,11,.18);align-items:baseline}
.fact__k{font-family:var(--dp);font-size:.68rem;font-weight:500;letter-spacing:.2em;
  text-transform:uppercase;color:#6b6353}
.fact__v{font-size:clamp(.9rem,2.2vw,1rem);line-height:2;color:var(--ink)}
.fact__v strong{font-weight:700}
.fact__v a{color:var(--link-ink);text-underline-offset:.25em;text-decoration-thickness:1px}
.fact__v a:hover,.fact__v a:focus-visible{color:#14384a}
.fact__ext{font-family:var(--dp);font-size:.85em;opacity:.75}
@media (max-width:620px){.fact{grid-template-columns:1fr;gap:.25rem}}

/* ---------------- English ---------------- */
.en{background:var(--paper-2);color:var(--ink);padding-block:clamp(3.5rem,10vh,6rem)}
.en .eyebrow{color:var(--gold-800)}
.en__title{font-family:var(--dp);font-weight:600;font-size:clamp(1.3rem,4vw,2rem);
  letter-spacing:.02em;margin:.5rem 0 1.5rem;color:var(--ink)}
.en__body{max-width:46em;font-family:var(--dp);font-weight:300;font-size:.98rem;
  line-height:1.95;color:#4c4638}
.en__body strong{color:var(--ink);font-weight:600}
.en__body p{margin:0 0 1.1rem}

/* ---------------- 單位 ---------------- */
.credits{background:var(--soil-950);color:var(--text-dim);
  padding-block:clamp(3.5rem,10vh,5.5rem)}
.credits__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));
  gap:clamp(1.5rem,4vw,2.8rem)}
.credit__k{font-family:var(--dp);font-size:.63rem;font-weight:500;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold-800);margin-bottom:.5rem}
.credit__v{font-size:.9rem;line-height:1.9;color:var(--text)}
.credits__foot{margin-top:clamp(2.4rem,6vh,3.6rem);padding-top:1.4rem;
  border-top:1px solid rgba(201,168,76,.2);display:flex;flex-wrap:wrap;
  gap:.8rem 1.5rem;justify-content:space-between;align-items:center;
  font-family:var(--dp);font-size:.68rem;letter-spacing:.14em;color:#6b6151}
.credits__social{display:flex;gap:1.2rem}
.credits__social a{color:var(--ice-500);text-decoration:none;
  border-bottom:1px solid transparent;transition:color .25s,border-color .25s}
.credits__social a:hover,.credits__social a:focus-visible{color:var(--ice);border-color:var(--ice-700)}

/* ---------------- 無障礙 ---------------- */
a:focus-visible,button:focus-visible{outline:2px solid var(--ice);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:99;background:var(--gold);
  color:var(--soil-950);padding:.7em 1.2em;font-size:.82rem;letter-spacing:.1em;text-decoration:none}
.skip:focus{left:.6rem;top:.6rem}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .9s ease,transform .9s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .way__media img,.topbar,.btn,.credits__social a,.topbar__link,.fact__v a{transition:none}
  .way:hover .way__media img{transform:none}
}

/* ---------------- 內頁頁首（分頁後新增） ---------------- */
.pagehead{position:relative;overflow:hidden;
  padding-block:clamp(7rem,16vh,10rem) clamp(2.6rem,6vh,4rem);
  background:linear-gradient(180deg,var(--soil-950),var(--soil-900))}
.pagehead__bg{position:absolute;inset:0;z-index:0}
.pagehead__bg img{width:100%;height:100%;object-fit:cover;object-position:center 42%;opacity:.3}
.pagehead::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,12,7,.9) 0%,rgba(14,12,7,.55) 45%,var(--soil-900) 100%)}
.pagehead .wrap{position:relative;z-index:2}
.pagehead__zh{font-family:var(--zh);font-weight:900;
  font-size:clamp(1.75rem,5vw,2.8rem);letter-spacing:.16em;
  color:var(--gold-100);margin:.6rem 0 0;line-height:1.4}

/* 內頁時第一個區塊不需要再拉開上緣 */
.pagehead + .lineup,.pagehead + .info{padding-top:clamp(2.4rem,6vh,4rem)}
.pagehead + .info::before{display:none}

/* 目前所在頁 */
.topbar__link.is-current{color:var(--gold-100)}
.topbar__link.is-current::after{content:"";display:block;height:1px;margin-top:.35em;
  background:linear-gradient(90deg,var(--gold),transparent)}

/* footer 單位連結 */
.credit__v a{color:var(--text);text-decoration:none;
  border-bottom:1px solid rgba(201,168,76,.3);
  transition:color .25s,border-color .25s}
.credit__v a:hover,.credit__v a:focus-visible{color:var(--gold-100);border-color:var(--gold)}

/* 不支援 backdrop-filter 時，頁首底色改為幾乎不透明以保住可讀性 */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){
  .topbar.is-stuck{background:rgba(14,12,7,.985)}
}