/* ============================================================
   鬼滅天堂II · 樣式表
   暗色和風 × 中世紀奇幻
   ============================================================ */

:root{
  --ink:#15151c;
  --ink-2:#1c1c25;
  --ink-3:#24242f;
  --paper:#e9e4d9;
  --text:#dad4c8;
  --muted:#a0998d;
  --crimson:#c8102e;
  --crimson-lt:#e8354f;
  --gold:#d4a94e;
  --gold-lt:#f0d089;
  --wisteria:#8a6fbf;
  --water:#2f8fa3;
  --line:rgba(212,169,78,.18);
  --line-soft:rgba(255,255,255,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--crimson);color:#fff}

/* ============ 加載動畫 ============ */
.loader{
  position:fixed;inset:0;z-index:9999;
  background:var(--ink);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;
  transition:opacity .7s var(--ease),visibility .7s;
}
.loader.done{opacity:0;visibility:hidden}
.loader-blade{
  width:2px;height:120px;
  background:linear-gradient(to bottom,transparent,var(--gold-lt),var(--crimson));
  transform-origin:top;
  animation:bladeGrow 1.1s var(--ease) infinite alternate;
  box-shadow:0 0 24px rgba(212,169,78,.7);
}
@keyframes bladeGrow{0%{transform:scaleY(.15);opacity:.4}100%{transform:scaleY(1);opacity:1}}
.loader-text{
  font-family:var(--serif);font-size:26px;letter-spacing:.35em;color:var(--paper);
  display:flex;flex-direction:column;align-items:center;gap:10px;
}
.loader-text small{
  font-family:var(--sans);font-size:10px;letter-spacing:.4em;color:var(--muted);
}

/* ============ 背景層 ============ */
.bg-layers{position:fixed;inset:0;z-index:-3;pointer-events:none;overflow:hidden}
.bg-layer{position:absolute;inset:-10%;background-repeat:no-repeat;background-position:center;background-size:cover;will-change:transform}
.bg-1{
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%,rgba(200,16,46,.24),transparent 62%),
    radial-gradient(ellipse 60% 45% at 20% 30%,rgba(138,111,191,.18),transparent 62%),
    radial-gradient(ellipse 55% 40% at 85% 60%,rgba(47,143,163,.14),transparent 62%),
    #15151c;
}
.bg-2{
  background-image:
    repeating-linear-gradient(115deg,rgba(212,169,78,.07) 0 1px,transparent 1px 6px),
    repeating-linear-gradient(65deg,rgba(255,255,255,.035) 0 1px,transparent 1px 9px);
  opacity:.7;
  mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%);
}
.bg-vignette{
  position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse at 50% 30%,transparent 32%,rgba(0,0,0,.42) 100%);
}
.fx-canvas{position:fixed;inset:0;z-index:-2;pointer-events:none}
.cursor-glow{
  position:fixed;width:420px;height:420px;left:0;top:0;z-index:-1;pointer-events:none;
  background:radial-gradient(circle,rgba(200,16,46,.10),transparent 65%);
  transform:translate(-50%,-50%);transition:opacity .4s;opacity:0;
}

/* ============ 導航 ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;gap:28px;
  padding:18px 42px;
  transition:background .45s var(--ease),padding .45s var(--ease),border-color .45s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(21,21,28,.88);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
  padding:12px 42px;
}
.nav-logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-logo-mark{
  width:38px;height:38px;display:grid;place-items:center;
  font-family:var(--serif);font-size:20px;color:var(--crimson-lt);
  border:1px solid rgba(200,16,46,.55);border-radius:50%;
  background:radial-gradient(circle,rgba(200,16,46,.22),transparent 70%);
  box-shadow:0 0 18px rgba(200,16,46,.35);
}
.nav-logo-text{font-family:var(--serif);font-size:19px;letter-spacing:.14em;color:var(--paper)}
.nav-logo-text em{font-style:normal;color:var(--gold);font-size:14px;margin-left:2px}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{
  font-size:14px;letter-spacing:.14em;color:var(--muted);
  position:relative;padding:4px 0;transition:color .3s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:linear-gradient(90deg,var(--crimson),var(--gold));
  transition:width .35s var(--ease);
}
.nav-links a:hover{color:var(--paper)}
.nav-links a:hover::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.music-btn{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  transition:.3s;
}
.music-btn:hover{border-color:var(--gold);background:rgba(212,169,78,.08)}
.music-bars{display:flex;align-items:flex-end;gap:2px;height:14px}
.music-bars i{width:2px;background:var(--gold);height:5px;display:block;transition:.3s}
.music-btn.on .music-bars i{animation:bars .9s linear infinite}
.music-btn.on .music-bars i:nth-child(2){animation-delay:.15s}
.music-btn.on .music-bars i:nth-child(3){animation-delay:.3s}
.music-btn.on .music-bars i:nth-child(4){animation-delay:.45s}
@keyframes bars{0%,100%{height:4px}50%{height:13px}}

.nav-burger{display:none;flex-direction:column;gap:5px;width:26px}
.nav-burger i{height:1px;background:var(--paper);display:block;transition:.3s}

/* ============ 按鈕 ============ */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 26px;font-size:14px;letter-spacing:.16em;
  border:1px solid transparent;overflow:hidden;
  transition:.35s var(--ease);
  font-family:var(--sans);
}
.btn-lg{padding:16px 40px;font-size:15px}
.btn-block{width:100%}
.btn-primary{
  color:#12060a;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,#b98c33);
  box-shadow:0 8px 28px -8px rgba(212,169,78,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 38px -10px rgba(212,169,78,.75)}
.btn-ghost{color:var(--muted);border-color:var(--line)}
.btn-ghost:hover{color:var(--paper);border-color:var(--gold)}
.btn-outline{color:var(--paper);border-color:rgba(233,228,217,.28)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-lt);background:rgba(212,169,78,.06)}
.btn-shine{
  position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-20deg);
}
.btn:hover .btn-shine{animation:shine .75s var(--ease)}
@keyframes shine{to{left:130%}}

/* ============ 首屏 ============ */
.hero{
  min-height:100vh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  padding:140px 24px 90px;position:relative;text-align:center;
}
/* 首屏氛圍圖（來自舊站 bg_01，壓暗後當底紋用） */
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:url(../img/hero-bg.jpg) center/cover no-repeat;
  opacity:.72;
  filter:saturate(.88) contrast(1.04);
  mask-image:radial-gradient(ellipse 98% 92% at 50% 45%,#000 32%,transparent 94%);
  -webkit-mask-image:radial-gradient(ellipse 98% 92% at 50% 45%,#000 32%,transparent 94%);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(21,21,28,.30),rgba(21,21,28,.04) 45%,rgba(21,21,28,.82));
}
.hero-inner{max-width:900px;width:100%}
.hero-kicker{
  display:flex;align-items:center;justify-content:center;gap:14px;
  font-size:12px;letter-spacing:.42em;color:var(--muted);margin-bottom:30px;
}
.kicker-line{width:48px;height:1px;background:linear-gradient(90deg,transparent,var(--gold))}
.kicker-line:last-child{background:linear-gradient(90deg,var(--gold),transparent)}
.hero-title{
  font-family:var(--serif);font-weight:700;
  font-size:clamp(46px,9vw,108px);line-height:1.05;letter-spacing:.1em;
  color:var(--paper);
  text-shadow:0 0 60px rgba(200,16,46,.35),0 0 120px rgba(212,169,78,.18);
  margin-bottom:26px;
}
.hero-title em{
  font-style:normal;color:var(--gold);
  display:inline-block;font-size:.5em;vertical-align:super;
  text-shadow:0 0 30px rgba(212,169,78,.8);
}
.hero-title .ch{display:inline-block;opacity:0;transform:translateY(.45em) rotateX(-40deg)}
.hero-title.in .ch{animation:chIn .8s var(--ease) forwards}
@keyframes chIn{to{opacity:1;transform:none}}
.hero-sub{
  font-size:clamp(14px,2vw,17px);color:var(--muted);
  line-height:2;margin-bottom:42px;letter-spacing:.05em;
}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:64px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  max-width:720px;margin:0 auto;padding-top:34px;
  border-top:1px solid var(--line-soft);
}
.stat b{
  display:block;font-family:var(--serif);font-size:32px;color:var(--gold-lt);
  line-height:1.2;font-weight:600;
}
.stat span{font-size:12px;letter-spacing:.16em;color:var(--muted)}
.hero-scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  font-size:11px;letter-spacing:.3em;color:var(--muted);
  display:flex;flex-direction:column;align-items:center;gap:10px;
}
.hero-scroll span{
  width:1px;height:44px;background:linear-gradient(to bottom,var(--gold),transparent);
  animation:scrollHint 1.8s var(--ease) infinite;
}
@keyframes scrollHint{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============ 通用區塊 ============ */
.section{padding:130px 42px;position:relative}
.section-alt{background:linear-gradient(180deg,transparent 0%,rgba(46,46,60,.55) 30%,rgba(46,46,60,.55) 70%,transparent 100%)}
.section-head{max-width:720px;margin:0 auto 72px;text-align:center}
.section-tag{
  display:inline-block;font-size:11px;letter-spacing:.42em;color:var(--gold);
  margin-bottom:18px;position:relative;padding:0 18px;
}
.section-tag::before,.section-tag::after{
  content:"";position:absolute;top:50%;width:26px;height:1px;background:var(--line);
}
.section-tag::before{left:-20px}
.section-tag::after{right:-20px}
.section-title{
  font-family:var(--serif);font-size:clamp(28px,4.2vw,46px);font-weight:600;
  letter-spacing:.08em;color:var(--paper);line-height:1.3;
}
.section-title em{font-style:normal;color:var(--crimson-lt);margin:0 .08em}
.section-desc{margin-top:18px;color:var(--muted);font-size:15px;letter-spacing:.04em}

/* ============ 特色卡片 ============ */
.cards{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:22px;max-width:1200px;margin:0 auto;
}
.card{
  position:relative;padding:38px 32px 34px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.022));
  border:1px solid var(--line-soft);
  transition:.45s var(--ease);overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at var(--mx,50%) var(--my,0%),rgba(200,16,46,.16),transparent 60%);
  opacity:0;transition:opacity .4s;
}
.card:hover{transform:translateY(-6px);border-color:rgba(212,169,78,.42);background:linear-gradient(160deg,rgba(212,169,78,.07),rgba(255,255,255,.015))}
.card:hover::before{opacity:1}
.card-icon{
  width:52px;height:52px;margin-bottom:24px;position:relative;
  border:1px solid rgba(212,169,78,.45);border-radius:2px;
  background:rgba(212,169,78,.07);
}
.card-icon::before{
  content:"";position:absolute;inset:0;margin:auto;width:20px;height:20px;
  border:1px solid var(--gold);transform:rotate(45deg);
  transition:.5s var(--ease);
}
.card:hover .card-icon::before{transform:rotate(135deg);border-color:var(--crimson-lt);box-shadow:0 0 18px rgba(200,16,46,.6)}
.card h3{font-family:var(--serif);font-size:21px;color:var(--paper);margin-bottom:12px;letter-spacing:.06em;position:relative}
.card p{font-size:14.5px;color:var(--muted);line-height:1.9;position:relative}
.card-edge{
  position:absolute;left:0;top:0;width:2px;height:0;
  background:linear-gradient(to bottom,var(--crimson),var(--gold));
  transition:height .5s var(--ease);
}
.card:hover .card-edge{height:100%}

/* ============ 呼吸法 ============ */
.styles{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;max-width:1200px;margin:0 auto;
}
@media(min-width:1024px){.styles{grid-template-columns:repeat(3,1fr)}}
.style-card{
  position:relative;padding:36px 30px;overflow:hidden;
  background:rgba(30,30,40,.55);
  border:1px solid var(--line-soft);
  transition:.45s var(--ease);
}
.style-card:hover{transform:translateY(-5px);border-color:var(--sc,rgba(212,169,78,.4))}
.style-glow{
  position:absolute;inset:auto -30% -60% -30%;height:180px;
  background:radial-gradient(ellipse,var(--sc),transparent 68%);
  opacity:.22;transition:.5s;filter:blur(12px);
}
.style-card:hover .style-glow{opacity:.45}
.style-card h3{
  font-family:var(--serif);font-size:23px;letter-spacing:.1em;
  color:var(--sc-lt,var(--paper));margin-bottom:6px;position:relative;
}
.style-role{
  display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--muted);
  padding:3px 12px;border:1px solid var(--line-soft);margin-bottom:16px;position:relative;
}
.style-card p{font-size:14px;color:var(--muted);line-height:1.85;margin-bottom:18px;position:relative}
.style-card ul{display:flex;gap:8px;flex-wrap:wrap;list-style:none;position:relative}
.style-card li{
  font-size:11.5px;letter-spacing:.1em;padding:4px 11px;
  border:1px solid var(--sc,rgba(212,169,78,.35));color:var(--sc-lt,#d8d2c6);
  background:rgba(255,255,255,.02);
}
.style-water{--sc:rgba(47,143,163,.55);--sc-lt:#7fd4e6}
.style-flame{--sc:rgba(220,80,30,.55);--sc-lt:#ffab7a}
.style-serpent{--sc:rgba(120,170,90,.55);--sc-lt:#c2e59a}
.style-stone{--sc:rgba(150,132,104,.58);--sc-lt:#ddd0ba}
.style-wind{--sc:rgba(130,200,190,.5);--sc-lt:#a9ece4}
.style-love{--sc:rgba(200,90,140,.5);--sc-lt:#f5a8c8}

/* ============ 輪播 ============ */
.carousel{position:relative;max-width:1200px;margin:0 auto}
.carousel-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  scrollbar-width:none;padding:8px 4px 24px;
}
.carousel-track::-webkit-scrollbar{display:none}
.carousel-item{
  flex:0 0 clamp(240px,30vw,340px);scroll-snap-align:center;
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
  overflow:hidden;transition:.4s var(--ease);
}
.carousel-item:hover{border-color:rgba(212,169,78,.45);transform:translateY(-4px)}
.ph{
  aspect-ratio:3/4;display:grid;place-items:center;
  font-family:var(--serif);font-size:19px;letter-spacing:.16em;color:rgba(233,228,217,.55);
  position:relative;
}
.ph::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.55));
}
.ph-a{background:linear-gradient(180deg,rgba(21,21,28,.38),rgba(21,21,28,.88)),url(../img/gear-01.jpg) center/cover no-repeat}
.ph-b{background:linear-gradient(180deg,rgba(21,21,28,.38),rgba(21,21,28,.88)),url(../img/gear-02.jpg) center/cover no-repeat}
.ph-c{background:linear-gradient(180deg,rgba(21,21,28,.38),rgba(21,21,28,.88)),url(../img/gear-03.jpg) center/cover no-repeat}
.ph-d{background:linear-gradient(180deg,rgba(21,21,28,.38),rgba(21,21,28,.88)),url(../img/gear-04.jpg) center/cover no-repeat}
.ph-e{background:radial-gradient(circle at 50% 30%,rgba(138,111,191,.4),rgba(8,8,10,.9))}
.ph{text-shadow:0 2px 18px rgba(0,0,0,.9)}
.carousel-item figcaption{
  padding:16px 18px;font-size:13px;letter-spacing:.08em;color:var(--text);
  border-top:1px solid var(--line-soft);
}
.carousel-btn{
  position:absolute;top:42%;width:46px;height:46px;z-index:2;
  border:1px solid var(--line);background:rgba(21,21,28,.88);
  font-size:24px;color:var(--gold);line-height:1;
  transition:.3s;backdrop-filter:blur(6px);
}
.carousel-btn:hover{background:var(--crimson);border-color:var(--crimson);color:#fff}
.carousel-btn.prev{left:-8px}
.carousel-btn.next{right:-8px}

/* ============ 視頻 ============ */
.video-feature{max-width:1000px;margin:0 auto 52px}
.video-frame{
  position:relative;aspect-ratio:16/9;background:#000;
  border:1px solid var(--line);overflow:hidden;
  box-shadow:0 30px 80px -40px rgba(200,16,46,.5);
}
.video-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  box-shadow:inset 0 0 100px rgba(0,0,0,.8);
}
.video-frame video{width:100%;height:100%;object-fit:contain;background:#000}
.video-placeholder{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 50% 40%,rgba(200,16,46,.18),rgba(21,21,28,.96))}
.vp-inner{text-align:center}
.vp-icon{
  display:block;width:64px;height:64px;margin:0 auto 18px;border-radius:50%;
  border:1px solid rgba(212,169,78,.5);position:relative;
}
.vp-icon::before{
  content:"";position:absolute;inset:0;margin:auto;width:0;height:0;
  border-left:14px solid var(--gold);border-top:9px solid transparent;border-bottom:9px solid transparent;
  margin-left:26px;
}
.video-placeholder p{color:var(--paper);letter-spacing:.16em;font-size:15px}
.video-placeholder small{display:block;margin-top:8px;color:var(--muted);font-size:12px}

.video-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:18px;max-width:1200px;margin:0 auto 44px;
}
.v-card{
  position:relative;background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
  overflow:hidden;cursor:pointer;transition:.4s var(--ease);
}
.v-card:hover{border-color:rgba(212,169,78,.45);transform:translateY(-4px)}
.v-thumb{
  aspect-ratio:16/9;background:#000;position:relative;
  display:grid;place-items:center;overflow:hidden;
}
.v-thumb video{width:100%;height:100%;object-fit:cover;pointer-events:none}
.v-play{
  position:absolute;width:46px;height:46px;border-radius:50%;
  border:1px solid rgba(255,255,255,.5);background:rgba(0,0,0,.45);
  display:grid;place-items:center;backdrop-filter:blur(4px);transition:.3s;
}
.v-card:hover .v-play{background:var(--crimson);border-color:var(--crimson);transform:scale(1.08)}
.v-play::before{
  content:"";width:0;height:0;margin-left:3px;
  border-left:12px solid #fff;border-top:7px solid transparent;border-bottom:7px solid transparent;
}
.v-meta{padding:14px 16px}
.v-meta h4{font-size:14.5px;color:var(--paper);font-weight:500;margin-bottom:4px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.v-meta span{font-size:11.5px;color:var(--muted);letter-spacing:.06em}
.video-cta{text-align:center}
.video-hint{margin-top:14px;font-size:12px;color:var(--muted)}
.video-empty{
  grid-column:1/-1;text-align:center;padding:56px 20px;color:var(--muted);
  border:1px dashed var(--line-soft);font-size:14px;
}

/* ============ 加入 ============ */
.join{position:relative;text-align:center;overflow:hidden;padding:150px 24px}
.join-bg{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(ellipse 60% 70% at 50% 50%,rgba(200,16,46,.20),transparent 65%),
    radial-gradient(ellipse 50% 50% at 80% 20%,rgba(212,169,78,.12),transparent 60%);
}
.join::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:repeating-linear-gradient(90deg,transparent 0 79px,rgba(255,255,255,.022) 79px 80px);
  mask-image:radial-gradient(ellipse at center,#000,transparent 72%);
}
.join-inner{max-width:760px;margin:0 auto}
.join h2{
  font-family:var(--serif);font-size:clamp(28px,4.6vw,50px);font-weight:600;
  color:var(--paper);letter-spacing:.08em;line-height:1.35;margin-bottom:18px;
}
.join h2 em{font-style:normal;color:var(--gold-lt);text-shadow:0 0 40px rgba(212,169,78,.55)}
.join p{color:var(--muted);font-size:15px;margin-bottom:38px}
.join-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.join-qq{margin-top:38px;font-size:13px;letter-spacing:.14em;color:var(--muted)}
.join-qq b{color:var(--gold-lt);font-size:16px;letter-spacing:.08em}

/* ============ 頁腳 ============ */
.footer{border-top:1px solid var(--line-soft);background:rgba(18,18,24,.94);padding:56px 42px 36px}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand strong{display:block;font-family:var(--serif);font-size:17px;color:var(--paper);letter-spacing:.14em}
.footer-brand small{font-size:10px;letter-spacing:.3em;color:var(--muted)}
.footer-links{display:flex;gap:26px;flex-wrap:wrap}
.footer-links a{font-size:13px;color:var(--muted);letter-spacing:.1em;transition:.3s}
.footer-links a:hover{color:var(--gold)}
.footer-copy{width:100%;text-align:center;font-size:12px;color:rgba(139,132,121,.65);letter-spacing:.08em;margin-top:14px}

/* ============ 彈窗 ============ */
.modal{position:fixed;inset:0;z-index:900;display:none;align-items:center;justify-content:center;padding:24px}
.modal.open{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(0,0,0,.78);backdrop-filter:blur(6px)}
.modal-box{
  position:relative;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;
  background:linear-gradient(165deg,#22222d,#17171f);
  border:1px solid var(--line);padding:38px 34px 34px;
  box-shadow:0 40px 120px -40px rgba(200,16,46,.6);
  animation:modalIn .4s var(--ease);
}
@keyframes modalIn{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}
.modal-wide{max-width:880px;padding:24px}
.modal-x{
  position:absolute;right:14px;top:12px;width:34px;height:34px;
  color:var(--muted);font-size:15px;transition:.3s;
}
.modal-x:hover{color:var(--crimson-lt)}
.modal-box h3{font-family:var(--serif);font-size:24px;color:var(--paper);letter-spacing:.1em;margin-bottom:10px}
.modal-desc{font-size:13.5px;color:var(--muted);margin-bottom:24px;line-height:1.8}

.dropzone{
  border:1px dashed rgba(212,169,78,.35);padding:34px 20px;text-align:center;
  cursor:pointer;transition:.35s;background:rgba(212,169,78,.02);margin-bottom:20px;
}
.dropzone:hover,.dropzone.drag{border-color:var(--gold);background:rgba(212,169,78,.08)}
.dz-icon{
  display:block;width:44px;height:44px;margin:0 auto 16px;position:relative;
  border:1px solid rgba(212,169,78,.5);
}
.dz-icon::before,.dz-icon::after{
  content:"";position:absolute;background:var(--gold);
}
.dz-icon::before{left:50%;top:12px;width:1px;height:18px;margin-left:-.5px}
.dz-icon::after{left:12px;top:50%;width:18px;height:1px;margin-top:-.5px}
.dropzone p{font-size:14px;color:var(--text)}
.dropzone p b{color:var(--gold-lt)}
.dropzone small{display:block;margin-top:6px;font-size:11.5px;color:var(--muted)}

.upload-progress{margin-bottom:18px}
.up-row{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-bottom:8px}
.up-row span:first-child{max-width:70%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.up-bar{height:4px;background:rgba(255,255,255,.08);overflow:hidden}
.up-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--crimson),var(--gold));transition:width .25s}

.upload-meta{display:grid;gap:12px;margin-bottom:18px}
.upload-meta input{
  width:100%;padding:13px 16px;background:rgba(255,255,255,.04);
  border:1px solid var(--line-soft);color:var(--paper);font-size:14px;
  transition:.3s;font-family:var(--sans);
}
.upload-meta input:focus{outline:none;border-color:var(--gold);background:rgba(212,169,78,.05)}
.upload-meta input::placeholder{color:rgba(139,132,121,.7)}
.upload-msg{font-size:13px;min-height:20px;margin-bottom:14px;color:var(--muted)}
.upload-msg.ok{color:#79d99a}
.upload-msg.err{color:var(--crimson-lt)}

.player-title{margin-top:14px;font-size:14px;color:var(--text);letter-spacing:.06em}
#playerVideo{width:100%;max-height:70vh;background:#000;display:block}

/* ============ 滾動入場 ============ */
[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-reveal].in{opacity:1;transform:none}

/* ============ 響應式 ============ */
@media(max-width:1024px){
  .nav{padding:16px 24px}
  .nav.scrolled{padding:12px 24px}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;gap:0;background:rgba(8,8,10,.97);
    border-bottom:1px solid var(--line);padding:8px 0}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 24px;font-size:15px}
  .nav-burger{display:flex}
  .section{padding:90px 24px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:26px}
  .carousel-btn.prev{left:0}
  .carousel-btn.next{right:0}
}
@media(max-width:640px){
  .nav-actions .btn-ghost{display:none}
  .hero{padding:120px 20px 80px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .stat b{font-size:26px}
  .section{padding:72px 18px}
  .section-head{margin-bottom:48px}
  .footer{padding:42px 20px 28px}
  .modal-box{padding:32px 22px 26px}
  .carousel-btn{display:none}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* ============ Discord 按鈕 ============ */
.btn-discord{
  color:#c9cdff;
  border:1px solid rgba(88,101,242,.55);
  background:rgba(88,101,242,.12);
}
.btn-discord:hover{
  background:#5865F2;color:#fff;border-color:#5865F2;
  box-shadow:0 12px 34px -12px rgba(88,101,242,.85);
  transform:translateY(-2px);
}
.ico-discord{width:17px;height:17px;flex:0 0 auto;display:block}

/* ============ 管理頁 ============ */
.admin-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 18px}
.admin-wrap{width:100%;max-width:640px}
.admin-card{
  background:linear-gradient(165deg,#22222d,#17171f);
  border:1px solid var(--line);padding:38px 34px;
  box-shadow:0 40px 120px -50px rgba(200,16,46,.55);
}
.admin-card h1{
  font-family:var(--serif);font-size:26px;color:var(--paper);
  letter-spacing:.12em;margin-bottom:6px;
}
.admin-sub{font-size:13px;color:var(--muted);margin-bottom:26px;letter-spacing:.06em}
.field{margin-bottom:16px}
.field label{display:block;font-size:12px;letter-spacing:.14em;color:var(--muted);margin-bottom:8px}
.field input{
  width:100%;padding:13px 16px;background:rgba(255,255,255,.04);
  border:1px solid var(--line-soft);color:var(--paper);font-size:14px;
  transition:.3s;font-family:var(--sans);
}
.field input:focus{outline:none;border-color:var(--gold);background:rgba(212,169,78,.05)}
.admin-msg{font-size:13px;min-height:20px;margin:6px 0 14px;color:var(--muted)}
.admin-msg.ok{color:#79d99a}
.admin-msg.err{color:var(--crimson-lt)}
.admin-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.admin-head h2{font-family:var(--serif);font-size:19px;color:var(--paper);letter-spacing:.1em}
.video-list{display:grid;gap:10px;margin-top:8px}
.video-row{
  display:flex;align-items:center;gap:14px;padding:12px 14px;
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
}
.video-row .vr-info{flex:1;min-width:0}
.video-row h4{font-size:13.5px;color:var(--paper);font-weight:500;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.video-row span{font-size:11.5px;color:var(--muted)}
.vr-del{
  flex:0 0 auto;width:32px;height:32px;border:1px solid rgba(200,16,46,.4);
  color:var(--crimson-lt);font-size:15px;line-height:1;transition:.25s;
}
.vr-del:hover{background:var(--crimson);color:#fff;border-color:var(--crimson)}
.vr-del[disabled]{opacity:.4;cursor:not-allowed}
.admin-empty{padding:26px;text-align:center;color:var(--muted);font-size:13.5px;border:1px dashed var(--line-soft)}
.hidden{display:none!important}

/* ============================================================
   首屏兩欄 + 外觀櫥窗
   ============================================================ */
.hero{padding:120px 42px 80px}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,520px);
  gap:clamp(32px,5vw,80px);
  align-items:center;
  max-width:1360px;width:100%;margin:0 auto;
}
.hero-grid .hero-inner{max-width:none;text-align:left}
.hero-grid .hero-kicker{justify-content:flex-start}
.hero-grid .kicker-line:last-child{display:none}
.hero-grid .hero-kicker{padding-left:0}
.hero-grid .hero-title{font-size:clamp(40px,5.4vw,82px)}
.hero-grid .hero-sub{margin-bottom:34px}
.hero-grid .hero-actions{justify-content:flex-start;margin-bottom:44px}
.hero-grid .hero-stats{
  grid-template-columns:repeat(4,1fr);max-width:520px;margin:0;
  padding-top:26px;text-align:left;
}
.hero-grid .stat b{font-size:28px}

/* ---------- 櫥窗 ---------- */
.showcase{position:relative}
.showcase::before{
  content:"";position:absolute;inset:-8% -10%;
  background:radial-gradient(ellipse at 50% 50%,rgba(200,16,46,.30),transparent 68%);
  filter:blur(18px);z-index:0;pointer-events:none;
}
.showcase-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:14px;position:relative;z-index:1;
}
.showcase-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.22em;color:var(--gold-lt);
}
.sc-dot{
  width:6px;height:6px;border-radius:50%;background:var(--crimson-lt);
  box-shadow:0 0 0 0 rgba(232,53,79,.7);
  animation:pulseDot 2s infinite;
}
@keyframes pulseDot{
  0%{box-shadow:0 0 0 0 rgba(232,53,79,.65)}
  70%{box-shadow:0 0 0 8px rgba(232,53,79,0)}
  100%{box-shadow:0 0 0 0 rgba(232,53,79,0)}
}
.showcase-count{font-size:12px;letter-spacing:.18em;color:var(--muted)}
.showcase-count b{color:var(--gold-lt);font-size:15px;font-family:var(--serif)}
.showcase-count i{opacity:.4;margin:0 4px;font-style:normal}

.showcase-stage{
  position:relative;aspect-ratio:4/5;overflow:hidden;
  border:1px solid rgba(212,169,78,.30);
  background:#0b0b10;z-index:1;
  box-shadow:0 40px 90px -50px rgba(200,16,46,.85),inset 0 0 60px rgba(0,0,0,.6);
}
.sc-item{
  position:absolute;inset:0;opacity:0;visibility:hidden;
  transition:opacity .8s var(--ease),visibility .8s;
}
.sc-item.is-active{opacity:1;visibility:visible}
.sc-item img{
  width:100%;height:100%;object-fit:cover;
  transform:scale(1.06);transition:transform 9s linear;
}
.sc-item.is-active img{transform:scale(1.14)}
.sc-item figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:46px 22px 20px;
  background:linear-gradient(180deg,transparent,rgba(6,6,10,.92));
  font-family:var(--serif);font-size:16px;letter-spacing:.14em;
  color:var(--paper);text-align:center;
}
.sc-corner{
  position:absolute;width:22px;height:22px;pointer-events:none;z-index:2;
  border-color:var(--gold);opacity:.85;
}
.sc-corner.tl{top:10px;left:10px;border-top:1px solid;border-left:1px solid}
.sc-corner.tr{top:10px;right:10px;border-top:1px solid;border-right:1px solid}
.sc-corner.bl{bottom:10px;left:10px;border-bottom:1px solid;border-left:1px solid}
.sc-corner.br{bottom:10px;right:10px;border-bottom:1px solid;border-right:1px solid}
.sc-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  width:40px;height:40px;display:grid;place-items:center;
  font-size:22px;line-height:1;color:var(--gold-lt);
  background:rgba(8,8,12,.55);border:1px solid rgba(212,169,78,.35);
  backdrop-filter:blur(6px);transition:.3s;opacity:0;
}
.showcase-stage:hover .sc-arrow{opacity:1}
.sc-arrow:hover{background:var(--crimson);border-color:var(--crimson);color:#fff}
.sc-arrow.prev{left:12px}
.sc-arrow.next{right:12px}

.showcase-thumbs{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
  margin-top:12px;position:relative;z-index:1;
}
.sc-thumb{
  position:relative;aspect-ratio:4/5;overflow:hidden;cursor:pointer;
  border:1px solid rgba(255,255,255,.10);opacity:.5;transition:.35s;
}
.sc-thumb img{width:100%;height:100%;object-fit:cover}
.sc-thumb:hover{opacity:.85}
.sc-thumb.is-active{
  opacity:1;border-color:var(--gold);
  box-shadow:0 0 0 1px rgba(212,169,78,.55),0 0 18px rgba(212,169,78,.35);
}

/* ---------- 響應式 ---------- */
@media(max-width:1080px){
  .hero{padding:110px 24px 70px}
  .hero-grid{grid-template-columns:1fr;gap:44px;max-width:620px}
  .hero-grid .hero-inner{text-align:center}
  .hero-grid .hero-kicker{justify-content:center}
  .hero-grid .kicker-line:last-child{display:inline-block}
  .hero-grid .hero-actions{justify-content:center}
  .hero-grid .hero-stats{grid-template-columns:repeat(2,1fr);margin:0 auto;text-align:center}
  .sc-arrow{opacity:1}
  .showcase{max-width:460px;margin:0 auto;width:100%}
}
@media(max-width:640px){
  .hero{padding:100px 18px 60px}
  .hero-grid .hero-title{font-size:clamp(34px,10vw,54px)}
  .showcase-thumbs{gap:7px}
  .sc-item figcaption{font-size:14px;padding:34px 14px 14px}
}

/* ---------- 櫥窗尺寸與融合修正 ---------- */
.hero{padding:100px 42px 64px}
.hero-grid{
  grid-template-columns:minmax(0,1fr) minmax(0,clamp(320px,42vh,500px));
  gap:clamp(28px,4vw,72px);
}
/* 圖片統一壓暗，跟暗色版面融合 */
.sc-item img{filter:brightness(.90) saturate(1.05) contrast(1.03)}
.sc-item::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(10,8,14,.35),transparent 30%,transparent 62%,rgba(6,6,10,.85)),
    radial-gradient(ellipse at 50% 45%,transparent 45%,rgba(8,6,12,.55));
}
.showcase-thumbs{margin-top:10px;gap:9px}
.sc-thumb{border-radius:1px}

/* 矮屏時再收一檔 */
@media(min-width:1081px) and (max-height:860px){
  .hero{padding:88px 42px 52px}
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,clamp(280px,36vh,400px))}
  .hero-grid .hero-title{font-size:clamp(36px,4.6vw,64px)}
  .hero-grid .stat b{font-size:24px}
}

/* ---------- 櫥窗說明文字提亮 ---------- */
.sc-item figcaption{
  padding:64px 22px 26px;
  background:linear-gradient(180deg,transparent,rgba(6,6,10,.72) 40%,rgba(6,6,10,.96));
  color:#f2eee4;
  text-shadow:0 1px 12px rgba(0,0,0,.9);
  font-size:15px;
}

/* ============================================================
   鬼滅元素補充：圖標 / 紋樣 / 鎹鴉 / 市松紋
   ============================================================ */
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}

/* ---------- 特色卡片圖標 ---------- */
.ico{
  width:26px;height:26px;display:block;
  fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round;
  color:var(--gold);
  transition:.45s var(--ease);
}
.card-icon{
  width:56px;height:56px;margin-bottom:24px;
  display:grid;place-items:center;
  border:1px solid rgba(212,169,78,.45);
  border-radius:2px;
  background:rgba(212,169,78,.07);
  transition:.45s var(--ease);
}
.card-icon::before{display:none}
.card:hover .card-icon{
  border-color:rgba(232,53,79,.55);
  background:rgba(200,16,46,.10);
  transform:rotate(-6deg) scale(1.06);
}
.card:hover .card-icon .ico{color:var(--crimson-lt)}

/* ---------- 呼吸法水印紋樣 ---------- */
.style-glyph{
  position:absolute;right:8px;top:6px;width:90px;height:90px;
  fill:none;stroke:currentColor;stroke-width:1.3;
  stroke-linecap:round;stroke-linejoin:round;
  color:var(--sc-lt,var(--gold));
  opacity:.13;pointer-events:none;
  transition:.6s var(--ease);
}
.style-card:hover .style-glyph{opacity:.30;transform:scale(1.06) rotate(-5deg)}

/* ---------- 市松紋分隔帶 ---------- */
.ichimatsu-band{
  position:absolute;left:0;right:0;top:0;height:16px;
  pointer-events:none;z-index:1;
  background-image:repeating-conic-gradient(
    from 90deg at 50% 50%,
    rgba(212,169,78,.16) 0deg 90deg,
    transparent 90deg 180deg);
  background-size:22px 22px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent);
}

/* ---------- 鎹鴉飛過 ---------- */
.crow-fly{
  position:absolute;top:12%;left:-10%;width:76px;height:76px;
  fill:none;stroke:rgba(233,228,217,.45);stroke-width:2.4;
  stroke-linecap:round;stroke-linejoin:round;
  pointer-events:none;z-index:1;opacity:0;
  animation:crowFly 24s linear infinite 4s;
}
@keyframes crowFly{
  0%{transform:translate(0,0) scale(.85);opacity:0}
  5%{opacity:.7}
  50%{transform:translate(60vw,-5vh) scale(1)}
  90%{opacity:.6}
  100%{transform:translate(120vw,-10vh) scale(1.05);opacity:0}
}

/* ---------- 標題刀光掃過 ---------- */
.section-title{position:relative;overflow:hidden}
.section-title::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 42%,rgba(255,226,170,.55) 50%,transparent 58%);
  transform:translateX(-130%);opacity:0;
}
.section-title.in::after{animation:titleSweep 1.15s .2s var(--ease) forwards}
@keyframes titleSweep{
  0%{transform:translateX(-130%);opacity:0}
  28%{opacity:.9}
  100%{transform:translateX(130%);opacity:0}
}

@media(prefers-reduced-motion:reduce){
  .crow-fly{display:none}
  .section-title::after{display:none}
}