/* ==========================================================================
   貓汎傳送 MUFUSION — Official Site
   暗黑 × 鉻金屬 × 日系官網
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --bg: #050506;
  --bg-2: #0a0a0c;
  --panel: #0f0f12;
  --panel-2: #16161b;
  --line: rgba(255, 255, 255, .1);
  --line-2: rgba(255, 255, 255, .2);
  --text: #ededf0;
  --muted: #a6a6b0;
  --dim: #74747e;

  --accent: #8ed4ff;
  --accent-ink: #04121b;
  --accent-glow: rgba(142, 212, 255, .32);

  --chrome: linear-gradient(180deg, #fff 0%, #dcdce1 20%, #77777f 44%, #1b1b1f 52%, #a3a3ab 60%, #f6f6f8 80%, #8c8c94 100%);
  --chrome-bar: linear-gradient(90deg, #4a4a52 0%, #c9c9cf 38%, #f4f4f6 50%, #8c8c94 68%, #3a3a40 100%);

  --font-display: 'Syncopate', 'Chakra Petch', 'Noto Sans TC', sans-serif;
  --font-tech: 'Chakra Petch', 'Noto Sans TC', 'Noto Sans JP', sans-serif;
  --font-body: 'Noto Sans TC', 'Noto Sans JP', 'PingFang TC', 'Microsoft JhengHei', 'Yu Gothic', sans-serif;

  --announce-h: 40px;
  --header-h: 92px;
  --wrap: 1360px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(.2, .7, .2, 1);
}
:root[data-accent="acid"] { --accent: #d2ff3c; --accent-ink: #0e1300; --accent-glow: rgba(210, 255, 60, .28); }
:root[data-accent="rec"]  { --accent: #ff5a36; --accent-ink: #1a0500; --accent-glow: rgba(255, 90, 54, .32); }

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  /* 根字級隨螢幕寬度流動：手機 17px → 1440 約 18px → 1900 以上 20px，全站 rem 會跟著等比放大 */
  font-size: clamp(17px, calc(12px + .42vw), 20px);
  scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px);
  scrollbar-gutter: stable;          /* 開彈窗鎖住捲動時，版面不會因捲軸消失而左右跳動 */
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1rem/1.85 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.is-locked { overflow: hidden; }
main, .footer { overflow-x: hidden; overflow-x: clip; }
img, svg, canvas, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
[hidden] { display: none !important; }

.wrap { width: min(100% - var(--gutter) * 2, var(--wrap)); margin-inline: auto; }

/* ---------- Scrollbar：黑底軌道 + 鉻金屬滑塊，滑過變強調色 ---------- */
::-webkit-scrollbar { width: 14px; height: 14px; }
::-webkit-scrollbar-track { background: var(--bg); border-left: 1px solid var(--line); }
::-webkit-scrollbar-thumb { background: var(--chrome-bar); background-clip: padding-box; border: 4px solid transparent; border-left-width: 5px; min-height: 56px; }
::-webkit-scrollbar-thumb:hover, ::-webkit-scrollbar-thumb:active { background: var(--accent); background-clip: padding-box; }
::-webkit-scrollbar-corner { background: var(--bg); }
/* 彈窗、選單等面板內的捲軸：細一點，軌道融入面板底色 */
.modal__panel::-webkit-scrollbar, .menu::-webkit-scrollbar, .field textarea::-webkit-scrollbar { width: 10px; }
.modal__panel::-webkit-scrollbar-track, .field textarea::-webkit-scrollbar-track { background: var(--panel); }
.menu::-webkit-scrollbar-track { background: transparent; border-left: 0; }
.modal__panel::-webkit-scrollbar-thumb, .menu::-webkit-scrollbar-thumb, .field textarea::-webkit-scrollbar-thumb { border-width: 3px; border-left-width: 3px; }
/* Firefox 等不支援 ::-webkit-scrollbar 的瀏覽器走標準屬性 */
@supports not selector(::-webkit-scrollbar) {
  html { scrollbar-width: thin; scrollbar-color: #9a9aa2 var(--bg); }
  .modal__panel, .field textarea { scrollbar-width: thin; scrollbar-color: #9a9aa2 var(--panel); }
  .menu { scrollbar-width: thin; scrollbar-color: #9a9aa2 transparent; }
}

.skip-link {
  position: fixed; left: 12px; top: -80px; z-index: 300;
  padding: 12px 18px; background: var(--accent); color: var(--accent-ink); font-weight: 700;
  transition: top .2s;
}
.skip-link:focus { top: 12px; }

/* 鉻金屬文字 */
.chrome-text {
  background: var(--chrome);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 3px 0 rgba(0, 0, 0, .55)) drop-shadow(0 0 28px rgba(255, 255, 255, .12));
}

/* 顆粒質感 */
.grain {
  position: fixed; inset: -100px; z-index: 200; pointer-events: none; opacity: .085;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 220px 220px;
  animation: grain 1.2s steps(6) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); } 20% { transform: translate(-38px, 22px); } 40% { transform: translate(26px, -44px); }
  60% { transform: translate(-52px, -18px); } 80% { transform: translate(40px, 36px); } 100% { transform: translate(0, 0); }
}

/* 進場動畫 */
.js .reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 400; display: none; place-content: center; justify-items: center; gap: 30px;
  background: var(--bg); transition: opacity .7s ease, visibility .7s;
}
.js .loader { display: grid; }
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__mark { display: block; animation: pulse 1.4s ease-in-out infinite; }
.loader__mark img { width: min(300px, 64vw); height: auto; }
.loader__bar { width: 160px; height: 1px; background: var(--line-2); overflow: hidden; }
.loader__bar i { display: block; width: 40%; height: 100%; background: var(--accent); animation: load 1.1s ease-in-out infinite; }
@keyframes pulse { 50% { transform: scale(.9); opacity: .6; } }
@keyframes load { 0% { transform: translateX(-100%); } 100% { transform: translateX(350%); } }

/* ---------- Buttons ---------- */
.btn {
  --cut: 13px;
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: .7em;
  padding: 1.1em 2.1em; min-height: 56px;
  font: 600 .92rem/1 var(--font-tech); letter-spacing: .2em; text-transform: uppercase; white-space: nowrap;
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  transition: transform .35s var(--ease), background-color .35s, color .35s;
}
.btn svg { width: 1.1em; height: 1.1em; }
.btn--solid { background: var(--accent); color: var(--accent-ink); }
.btn--solid:hover { background: #fff; color: #000; transform: translateY(-2px); }
.btn--ghost { background: var(--line-2); color: var(--text); }
.btn--ghost::before {
  content: ''; position: absolute; inset: 1px; z-index: -1; background: #0b0b0e;
  clip-path: polygon(calc(var(--cut) - .5px) 0, 100% 0, 100% calc(100% - var(--cut) + .5px), calc(100% - var(--cut) + .5px) 100%, 0 100%, 0 calc(var(--cut) - .5px));
  transition: background-color .35s;
}
.btn--ghost:hover { background: var(--accent); transform: translateY(-2px); }
.btn--ghost:hover::before { background: #111116; }

/* 子午風的「角括弧」按鈕 */
.btn-bracket {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  min-width: 260px; padding: 1.2em 3.8em;
  font: 700 .95rem/1 var(--font-tech); letter-spacing: .28em; text-transform: uppercase; color: var(--text);
}
.btn-bracket::before, .btn-bracket::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 34px; background: var(--accent);
  clip-path: polygon(0 0, 100% 0, 40% 50%, 100% 100%, 0 100%);
  transition: transform .45s var(--ease);
}
.btn-bracket::before { left: 0; }
.btn-bracket::after { right: 0; transform: scaleX(-1); }
.btn-bracket span { position: relative; transition: letter-spacing .45s var(--ease), color .3s; }
.btn-bracket:hover::before { transform: translateX(-8px); }
.btn-bracket:hover::after { transform: scaleX(-1) translateX(-8px); }
.btn-bracket:hover span { letter-spacing: .36em; color: var(--accent); }
.btn-bracket--sm { min-width: 0; padding: .95em 2.8em; font-size: .8rem; }
.btn-bracket--sm::before, .btn-bracket--sm::after { width: 20px; }

/* 社群圓鈕 / 連結 */
.soc {
  display: inline-grid; place-items: center; width: 50px; height: 50px; border-radius: 50%;
  border: 1px solid var(--line-2); color: var(--text);
  transition: background-color .3s, color .3s, border-color .3s, transform .3s var(--ease);
}
.soc svg { width: 22px; height: 22px; }
.soc:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); transform: translateY(-3px); }

.soc-pill {
  display: inline-flex; align-items: center; gap: 11px; padding: 12px 20px 12px 15px;
  border: 1px solid var(--line-2); border-radius: 999px; font: 500 .95rem/1 var(--font-tech); letter-spacing: .06em;
  transition: background-color .3s, color .3s, border-color .3s, transform .3s var(--ease);
}
.soc-pill svg { width: 20px; height: 20px; flex: none; }
.soc-pill small { color: var(--muted); font-size: .84rem; transition: color .3s; }
.soc-pill:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); transform: translateY(-2px); }
.soc-pill:hover small { color: var(--accent-ink); }

.chip {
  display: inline-block; padding: .5em 1em; border: 1px solid var(--accent); color: var(--accent);
  font: 600 .8rem/1 var(--font-tech); letter-spacing: .16em; text-transform: uppercase;
}

/* ---------- Announce ---------- */
.announce { position: relative; z-index: 60; height: var(--announce-h); overflow: hidden; background: #ededf0; color: #08080a; display: flex; align-items: center; }
.announce__track { display: flex; flex: none; gap: 0; white-space: nowrap; animation: marquee 38s linear infinite; }
.announce__track span { display: inline-flex; align-items: center; gap: 30px; padding-right: 30px; font: 600 .8rem/1 var(--font-tech); letter-spacing: .24em; }
.announce__track svg { width: 10px; height: 10px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 90; height: var(--header-h); margin-bottom: calc(var(--header-h) * -1);
  display: flex; align-items: center; gap: 28px; padding: 0 var(--gutter);
  transition: background-color .4s, border-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.site-header.is-solid { background: rgba(5, 5, 6, .8); -webkit-backdrop-filter: blur(16px) saturate(1.2); backdrop-filter: blur(16px) saturate(1.2); border-bottom-color: var(--line); }

/* 品牌：LOGO（貓汎傳送）為主，MUFUSION 為下方小字 */
.brand { display: inline-grid; justify-items: center; gap: 5px; flex: none; line-height: 1; }
.brand__mark { display: block; }
.brand__mark img { height: 50px; width: auto; filter: drop-shadow(0 2px 10px rgba(0, 0, 0, .6)); transition: transform .4s var(--ease); }
.brand:hover .brand__mark img { transform: scale(1.04); }
.brand__mark b { font: 900 1.6rem/1 var(--font-body); letter-spacing: .22em; padding-left: .22em; }   /* 沒有 LOGO 圖時的文字版 */
.brand__sub { font: 700 .62rem/1 var(--font-display); letter-spacing: .52em; padding-left: .52em; color: var(--muted); transition: color .3s; }
.brand:hover .brand__sub { color: var(--accent); }

/* 導覽列：中文主標固定不小於 18px，英文副標在下 */
.header-nav { margin-left: auto; display: flex; align-items: center; gap: clamp(16px, 1.9vw, 34px); }
.header-nav a { position: relative; display: grid; gap: 7px; justify-items: center; padding: 10px 2px; line-height: 1; white-space: nowrap; }
.header-nav a b { font: 700 max(18px, 1.02rem)/1 var(--font-body); letter-spacing: .12em; padding-left: .12em; transition: color .3s; }
.header-nav a b.is-latin { font-family: var(--font-tech); font-weight: 600; letter-spacing: .16em; padding-left: .16em; }
.header-nav a i { font: 500 max(11px, .66rem)/1 var(--font-tech); font-style: normal; color: var(--muted); letter-spacing: .22em; transition: color .3s; }
.header-nav a::after { content: ''; position: absolute; left: 50%; bottom: -4px; width: 6px; height: 6px; background: var(--accent); transform: translateX(-50%) rotate(45deg) scale(0); transition: transform .35s var(--ease); }
.header-nav a:hover b, .header-nav a.is-active b { color: var(--accent); }
.header-nav a:hover i, .header-nav a.is-active i { color: var(--text); }
.header-nav a.is-active::after { transform: translateX(-50%) rotate(45deg) scale(1); }

.header-cta {
  flex: none; padding: .95em 1.6em; background: var(--text); color: #000;
  font: 700 max(16px, .92rem)/1 var(--font-body); letter-spacing: .16em;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background-color .3s;
}
.header-cta:hover { background: var(--accent); }

.menu-btn { display: none; align-items: center; gap: 14px; height: 48px; min-width: 48px; padding: 0 8px; margin-left: -8px; }
.menu-btn__bars { position: relative; width: 32px; height: 16px; display: block; }
.menu-btn__bars i { position: absolute; left: 0; height: 2px; background: currentColor; transition: transform .45s var(--ease), opacity .3s, width .45s var(--ease), top .45s var(--ease); }
.menu-btn__bars i:nth-child(1) { top: 0; width: 100%; }
.menu-btn__bars i:nth-child(2) { top: 7px; width: 70%; }
.menu-btn__bars i:nth-child(3) { top: 14px; width: 100%; }
.menu-btn__label { font: 600 .9rem/1 var(--font-tech); letter-spacing: .26em; }
.menu-btn[aria-expanded="true"] .menu-btn__bars i:nth-child(1) { top: 7px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] .menu-btn__bars i:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] .menu-btn__bars i:nth-child(3) { top: 7px; transform: rotate(-45deg); }

/* ---------- Fullscreen menu ---------- */
.menu {
  position: fixed; inset: 0; z-index: 80; background: rgba(5, 5, 6, .94);
  -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px);
  opacity: 0; visibility: hidden; transition: opacity .45s ease, visibility .45s;
  overflow-y: auto; overscroll-behavior: contain;
}
.menu.is-open { opacity: 1; visibility: visible; }
.menu__inner { min-height: 100%; display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: center; padding: calc(var(--header-h) + var(--announce-h) + 40px) var(--gutter) 48px; width: min(100%, 1360px); margin-inline: auto; }
.menu__nav { display: grid; gap: 4px; counter-reset: m; }
.menu__nav a {
  counter-increment: m; display: flex; align-items: baseline; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line);
  opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease), color .3s, padding-left .4s var(--ease);
  transition-delay: calc(var(--i, 0) * 55ms + 80ms), calc(var(--i, 0) * 55ms + 80ms), 0s, 0s;
}
.menu.is-open .menu__nav a { opacity: 1; transform: none; }
/* 選單項目：[編號][中文主標][英文副標]，副標不換行；主標是純英文時用顯示字型 */
.menu__nav a::before { content: counter(m, decimal-leading-zero); font: 500 .86rem/1 var(--font-tech); letter-spacing: .1em; color: var(--accent); width: 2.2em; flex: none; }
.menu__nav a b { font: 900 clamp(1.8rem, 5.8vw, 3.4rem)/1.2 var(--font-body); letter-spacing: .1em; flex: none; }
.menu__nav a b.is-latin { font-family: var(--font-display); font-weight: 700; letter-spacing: .04em; }
.menu__nav a i { font: 500 .92rem/1.2 var(--font-tech); font-style: normal; color: var(--muted); letter-spacing: .22em; white-space: nowrap; min-width: 0; }
.menu__nav a:hover { color: var(--accent); padding-left: 14px; }
.menu__side { display: grid; gap: 20px; align-content: center; }
.menu__side-title { display: flex; align-items: center; gap: 10px; font: 600 .84rem/1 var(--font-tech); letter-spacing: .3em; color: var(--muted); margin-top: 18px; }
.menu__side-title svg { width: 12px; height: 12px; color: var(--accent); }
.menu__socials { display: flex; flex-wrap: wrap; gap: 12px; }
.menu__mail { font: 500 1.25rem/1.4 var(--font-tech); letter-spacing: .04em; border-bottom: 1px solid var(--line-2); justify-self: start; padding-bottom: 4px; }
.menu__mail:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- Dots nav ---------- */
.dots { position: fixed; right: 26px; top: 50%; z-index: 70; transform: translateY(-50%); display: grid; gap: 18px; }
.dots a { position: relative; display: block; width: 14px; height: 14px; }
.dots a::before { content: ''; position: absolute; inset: 3.5px; border-radius: 50%; background: var(--dim); transition: background-color .3s, transform .4s var(--ease), box-shadow .3s; }
.dots a span {
  position: absolute; right: 28px; top: 50%; transform: translate(8px, -50%); opacity: 0; pointer-events: none; white-space: nowrap;
  font: 700 .84rem/1 var(--font-body); letter-spacing: .16em; color: var(--text); transition: opacity .3s, transform .4s var(--ease);
}
.dots a:hover span, .dots a:focus-visible span { opacity: 1; transform: translate(0, -50%); }
.dots a:hover::before { background: var(--text); }
.dots a.is-active::before { background: var(--accent); transform: scale(1.9) rotate(45deg); border-radius: 1px; box-shadow: 0 0 12px var(--accent-glow); }

/* ---------- Hero ---------- */
.hero {
  position: relative; z-index: 2; min-height: max(700px, calc(100vh - var(--announce-h))); min-height: max(700px, calc(100svh - var(--announce-h)));
  display: grid; align-items: center; padding: calc(var(--header-h) + 40px) 0 160px;
}
.hero__bg { position: absolute; inset: 0; overflow: hidden; z-index: -1; background: radial-gradient(ellipse at 50% 40%, #1c1c22 0%, #08080a 60%, var(--bg) 100%); }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; transition: opacity 1.6s ease; }
.hero__canvas.is-ready { opacity: 1; }
.hero__shade {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% 46%, rgba(5, 5, 6, .62) 0%, rgba(5, 5, 6, .25) 60%, rgba(5, 5, 6, 0) 100%),
    linear-gradient(180deg, rgba(5, 5, 6, .72) 0%, rgba(5, 5, 6, 0) 22%, rgba(5, 5, 6, 0) 62%, var(--bg) 100%);
}
.hero__orbit { position: absolute; left: 50%; top: 48%; width: min(118vh, 1250px); max-width: none; margin: calc(min(118vh, 1250px) / -2) 0 0 calc(min(118vh, 1250px) / -2); color: rgba(255, 255, 255, .26); animation: spin 140s linear infinite; }
.hero__orbit-stars { color: #fff; }

.hero__inner { width: min(100% - var(--gutter) * 2, var(--wrap)); margin-inline: auto; text-align: center; display: grid; justify-items: center; }
.hero__label { display: inline-flex; align-items: center; gap: 16px; font: 600 clamp(.8rem, 1.35vw, 1.05rem)/1 var(--font-tech); letter-spacing: .42em; color: var(--text); padding-left: .42em; }
.hero__label svg { width: 13px; height: 13px; color: var(--accent); flex: none; }
.hero__name { width: 100%; margin-top: clamp(20px, 3vw, 34px); font: 700 clamp(2.4rem, 11.6vw, 9.6rem)/1.02 var(--font-display); letter-spacing: -.01em; white-space: nowrap; }
.hero__name .chrome-text { display: inline-block; padding: .04em 0 .06em; background-size: 100% 100%; font-family: var(--font-body); font-weight: 900; letter-spacing: .08em; }

/* LOGO 版主視覺：原色 LOGO（白字面＋黑框）上，用字面遮罩疊一層鉻金屬漸層與流動高光 */
.hero__name--logo { font-size: 0; line-height: 0; margin-top: clamp(10px, 1.6vw, 20px); }
.logo-chrome { position: relative; display: inline-block; width: min(clamp(300px, 60vw, 940px), calc(36vh * 2.96)); width: min(clamp(300px, 60vw, 940px), calc(36svh * 2.96)); min-width: min(300px, 100%); }
.logo-chrome img { width: 100%; height: auto; filter: drop-shadow(0 14px 44px rgba(0, 0, 0, .75)); }
.logo-chrome__face {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(104deg, rgba(255, 255, 255, 0) 42%, rgba(255, 255, 255, .95) 50%, rgba(255, 255, 255, 0) 58%) 220% 0 / 260% 100% no-repeat,
    var(--chrome);
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  -webkit-mask-size: 100% 100%; mask-size: 100% 100%;
  animation: sheen 7.5s ease-in-out infinite;
}
@keyframes sheen { 0%, 58% { background-position: 220% 0, 0 0; } 88%, 100% { background-position: -120% 0, 0 0; } }

.hero__zh { margin-top: clamp(10px, 1.8vw, 22px); display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 26px; }
.hero__en-name { font: 700 clamp(1rem, 1.7vw, 1.5rem)/1 var(--font-display); letter-spacing: .56em; padding-left: .56em; color: #e4e4ea; }
.hero__zh-keys { font: 500 clamp(.88rem, 1.25vw, 1.06rem)/1 var(--font-body); letter-spacing: .2em; color: #bdbdc6; padding: .75em 1.3em; border-inline: 1px solid var(--line-2); }
.hero__tagline { margin-top: 24px; font-size: clamp(1.08rem, 1.7vw, 1.36rem); letter-spacing: .24em; color: #dcdce2; }
.hero__cta { margin-top: clamp(30px, 4vw, 48px); display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

.hero__scroll { position: absolute; left: var(--gutter); bottom: 36px; display: flex; align-items: center; gap: 14px; font: 600 .76rem/1 var(--font-tech); letter-spacing: .4em; color: var(--muted); writing-mode: vertical-rl; }
.hero__scroll i { display: block; width: 1px; height: 70px; background: var(--line-2); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 40%; background: var(--accent); animation: scrollLine 2.2s var(--ease) infinite; }
@keyframes scrollLine { 0% { transform: translateY(-100%); } 100% { transform: translateY(260%); } }

/* 圓形資訊泡泡 */
.bubble {
  --size: clamp(330px, 27vw, 410px);   /* padding 的百分比是看父層寬度，所以用變數換算 */
  position: absolute; right: clamp(16px, 5vw, 96px); bottom: -104px; z-index: 5;
  width: var(--size); height: var(--size); border-radius: 50%;
  display: grid; grid-template-rows: auto 1fr auto; justify-items: center; align-items: center; text-align: center;
  padding: calc(var(--size) * .1) calc(var(--size) * .13) calc(var(--size) * .08);
  background: radial-gradient(circle at 28% 18%, rgba(255, 255, 255, .17), rgba(14, 14, 18, .86) 58%);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border: 1px solid var(--line-2);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .7), inset 0 0 0 9px rgba(255, 255, 255, .025), inset 0 0 40px rgba(255, 255, 255, .03);
}
.bubble::before { content: ''; position: absolute; inset: -14px; border-radius: 50%; border: 1px dashed rgba(255, 255, 255, .16); animation: spin 60s linear infinite; pointer-events: none; }
.bubble__count { display: flex; align-items: center; gap: 12px; font: 500 .95rem/1 var(--font-tech); letter-spacing: .1em; color: var(--muted); }
.bubble__count b { font-size: 1.6rem; color: var(--accent); font-weight: 700; }
.bubble__orn { position: relative; width: 42px; height: 1px; background: var(--line-2); }
.bubble__orn::after { content: ''; position: absolute; right: 4px; top: 50%; width: 14px; height: 14px; border: 1px solid var(--line-2); border-radius: 50%; transform: translateY(-50%); }
.bubble__orn--r::after { right: auto; left: 4px; }
.bubble__slides { position: relative; width: 100%; height: 100%; }
.bubble__slide { position: absolute; inset: 0; display: grid; align-content: center; justify-items: center; gap: 9px; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .6s ease, transform .6s var(--ease), visibility .6s; }
.bubble__slide.is-active { opacity: 1; visibility: visible; transform: none; }
.bubble__label { font: 600 .76rem/1 var(--font-tech); letter-spacing: .3em; color: var(--accent); }
.bubble__title { font-weight: 900; font-size: 1.32rem; line-height: 1.4; letter-spacing: .04em; }
.bubble__text { font-size: .88rem; line-height: 1.6; color: var(--muted); }
.bubble__slide .btn-bracket { margin-top: 8px; }
.bubble__nav { display: flex; gap: 10px; }
.bubble__nav button { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line-2); font-size: 1.2rem; line-height: 1; display: grid; place-items: center; padding-bottom: 3px; transition: background-color .3s, color .3s, border-color .3s; }
.bubble__nav button:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ---------- Marquee ---------- */
.marquee { position: relative; z-index: 1; overflow: hidden; border-block: 1px solid var(--line); background: var(--bg-2); padding: 26px 0; }
.marquee__track { display: flex; width: max-content; white-space: nowrap; animation: marquee 46s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track span { display: inline-flex; align-items: center; gap: 38px; padding-right: 38px; font: 700 clamp(1.3rem, 2.8vw, 2.3rem)/1 var(--font-display); letter-spacing: .06em; color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .5); }
.marquee__track span:nth-child(3n + 1) { color: var(--text); -webkit-text-stroke: 0; }
.marquee__track svg { width: 18px; height: 18px; color: var(--accent); flex: none; }

/* ---------- Sections ---------- */
.sec { position: relative; padding: clamp(90px, 11vw, 176px) 0; }
.sec-head { position: relative; padding-top: clamp(32px, 5.6vw, 78px); margin-bottom: clamp(44px, 6vw, 84px); }
.sec-head__ghost {
  position: absolute; left: -.05em; top: 0; white-space: nowrap; pointer-events: none; user-select: none;
  font: 700 clamp(2.5rem, 11vw, 10rem)/.9 var(--font-display); letter-spacing: -.02em;
  color: rgba(255, 255, 255, .035); -webkit-text-stroke: 1px rgba(255, 255, 255, .1);
}
.sec-head__en { position: relative; display: flex; align-items: center; gap: 12px; font: 600 .92rem/1 var(--font-tech); letter-spacing: .36em; color: var(--accent); text-transform: uppercase; }
.sec-head__en svg { width: 13px; height: 13px; flex: none; }
.sec-head__zh { position: relative; margin-top: 16px; font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 900; line-height: 1.25; letter-spacing: .1em; }
.sec-head__zh--en { font-family: var(--font-display); letter-spacing: .06em; }

/* ---------- Works ---------- */
.featured { display: grid; gap: clamp(70px, 9vw, 130px); }
.feat { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(26px, 4vw, 64px); align-items: center; }
.feat__media { grid-column: 1 / span 7; position: relative; }
.feat__info { grid-column: 8 / span 5; position: relative; }
.feat--flip .feat__media { grid-column: 6 / span 7; order: 2; }
.feat--flip .feat__info { grid-column: 1 / span 5; order: 1; }
.feat__media::before, .feat__media::after { content: ''; position: absolute; width: 26px; height: 26px; border: 1px solid var(--accent); pointer-events: none; z-index: 2; transition: transform .5s var(--ease); }
.feat__media::before { left: -10px; top: -10px; border-right: 0; border-bottom: 0; }
.feat__media::after { right: -10px; bottom: -10px; border-left: 0; border-top: 0; }
.feat:hover .feat__media::before { transform: translate(-5px, -5px); }
.feat:hover .feat__media::after { transform: translate(5px, 5px); }

/* YouTube 輕量嵌入：先顯示縮圖，點擊才載入播放器 */
.yt { position: relative; display: block; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; background: #000; border: 1px solid var(--line); }
.yt--vertical { aspect-ratio: 9 / 16; }
.yt img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease), filter .6s; filter: saturate(.92) brightness(.86); }
.yt:hover img { transform: scale(1.045); filter: none; }
.yt iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.yt__play {
  position: absolute; left: 50%; top: 50%; width: 96px; height: 96px; margin: -48px 0 0 -48px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(5, 5, 6, .5); border: 1px solid rgba(255, 255, 255, .7);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); transition: transform .5s var(--ease), background-color .3s, border-color .3s, color .3s;
}
.yt__play::before { content: ''; position: absolute; inset: -11px; border-radius: 50%; border: 1px dashed rgba(255, 255, 255, .45); animation: spin 18s linear infinite; }
.yt__play svg { width: 30px; height: 30px; margin-left: 5px; }
.yt:hover .yt__play { transform: scale(1.1); background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.feat__num { font: 700 clamp(3.2rem, 6vw, 5.4rem)/.9 var(--font-display); color: transparent; -webkit-text-stroke: 1px var(--line-2); letter-spacing: -.02em; }
.feat__meta { margin-top: 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.feat__meta time { font: 500 .95rem/1 var(--font-tech); letter-spacing: .16em; color: var(--muted); }
.feat__title { margin-top: 18px; font-size: clamp(1.7rem, 3vw, 2.6rem); font-weight: 900; line-height: 1.35; letter-spacing: .04em; }
.feat__title small { display: block; margin-top: 6px; font: 500 .95rem/1.4 var(--font-tech); letter-spacing: .3em; color: var(--muted); text-transform: uppercase; }
.feat__artist { margin-top: 10px; font: 500 1.08rem/1.5 var(--font-tech); letter-spacing: .08em; color: var(--accent); }
.feat__quote { margin-top: 22px; padding-left: 18px; border-left: 2px solid var(--accent); font-size: 1.12rem; line-height: 1.9; color: #e2e2e8; letter-spacing: .06em; }
.feat__desc { margin-top: 20px; font-size: 1.02rem; color: #b4b4be; line-height: 2.05; }
.credits { margin-top: 24px; display: grid; grid-template-columns: auto 1fr; border-top: 1px solid var(--line); }
.credits dt, .credits dd { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: .94rem; line-height: 1.5; }
.credits dt { color: var(--muted); font-family: var(--font-tech); letter-spacing: .06em; white-space: nowrap; padding-right: 20px; }
.credits dd { color: var(--text); text-align: right; }
.feat__links, .modal__links { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; }
.link-arrow { display: inline-flex; align-items: center; gap: 10px; padding: 13px 20px; border: 1px solid var(--line-2); font: 600 .86rem/1 var(--font-tech); letter-spacing: .16em; text-transform: uppercase; transition: background-color .3s, color .3s, border-color .3s; }
.link-arrow::after { content: '↗'; font-size: .95em; transition: transform .3s var(--ease); }
.link-arrow:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.link-arrow:hover::after { transform: translate(2px, -2px); }

.works__sub { margin-top: clamp(84px, 10vw, 140px); margin-bottom: 34px; display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 22px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.works__sub-title { font-size: 1.55rem; font-weight: 900; letter-spacing: .12em; display: grid; gap: 12px; }
.works__sub-title span { font: 600 .84rem/1 var(--font-tech); letter-spacing: .36em; color: var(--accent); }
.filters { display: flex; flex-wrap: wrap; gap: 10px; }
.filters button { padding: .8em 1.35em; border: 1px solid var(--line-2); font: 500 .92rem/1 var(--font-body); letter-spacing: .1em; color: var(--muted); transition: all .3s; }
.filters button:hover { color: var(--text); border-color: var(--text); }
.filters button[aria-pressed="true"] { background: var(--text); color: #000; border-color: var(--text); font-weight: 700; }

.works__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(18px, 2.4vw, 34px); }
.card { position: relative; display: grid; grid-template-rows: auto 1fr; text-align: left; background: var(--panel); border: 1px solid var(--line); transition: transform .5s var(--ease), border-color .4s, opacity .5s, box-shadow .5s; }
.card.is-hidden { display: none; }
.card:not(.card--slot):hover { transform: translateY(-6px); border-color: var(--line-2); box-shadow: 0 24px 60px rgba(0, 0, 0, .55); }
.card__cover { position: relative; display: block; aspect-ratio: 16 / 10; overflow: hidden; background: #000; }
.card__cover img, .card__cover svg { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease), filter .5s; filter: saturate(.9) brightness(.85); }
.card:hover .card__cover img, .card:hover .card__cover svg { transform: scale(1.06); filter: none; }
.card__play { position: absolute; right: 16px; bottom: 16px; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: rgba(5, 5, 6, .6); border: 1px solid rgba(255, 255, 255, .6); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); transition: all .35s var(--ease); }
.card__play svg { width: 18px; height: 18px; margin-left: 3px; }
.card:hover .card__play { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); transform: scale(1.1); }
.card__body { display: grid; gap: 10px; align-content: start; padding: 24px 24px 28px; }
.card__cat { font: 600 .78rem/1 var(--font-tech); letter-spacing: .24em; color: var(--accent); text-transform: uppercase; }
.card__title { font-size: 1.22rem; font-weight: 700; line-height: 1.5; letter-spacing: .04em; }
.card__title small { font-weight: 400; font-size: .8em; color: var(--muted); margin-left: .5em; }
.card__artist { font: 500 .92rem/1.4 var(--font-tech); letter-spacing: .06em; color: var(--muted); }
.card--slot { background: transparent; border-style: dashed; border-color: var(--line-2); cursor: default; }
.card--slot .card__cover { background: repeating-linear-gradient(135deg, rgba(255, 255, 255, .025) 0 12px, transparent 12px 24px); display: grid; place-items: center; }
.card--slot .card__cover svg { width: 54px; height: 54px; opacity: .35; filter: none; }
.card--slot .card__title { font-family: var(--font-display); font-size: 1rem; letter-spacing: .14em; color: var(--muted); }

/* ---------- Services ---------- */
.services { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 18%, var(--bg-2) 82%, var(--bg) 100%); }
.services__intro { max-width: 46em; font-size: 1.08rem; color: #b4b4be; margin-bottom: clamp(38px, 5vw, 64px); }
.services__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.svc { position: relative; display: grid; align-content: start; gap: 16px; padding: clamp(28px, 3vw, 46px) clamp(22px, 2.4vw, 36px) clamp(34px, 3.4vw, 52px); background: var(--bg-2); overflow: hidden; transition: background-color .5s; }
.svc::before { content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease); }
.svc:hover { background: var(--panel-2); }
.svc:hover::before { transform: scaleX(1); }
.svc__num { font: 500 .88rem/1 var(--font-tech); letter-spacing: .2em; color: var(--dim); }
.svc__icon { width: 64px; height: 64px; margin: 12px 0 6px; color: var(--text); transition: color .4s, transform .6s var(--ease); }
.svc:hover .svc__icon { color: var(--accent); transform: translateY(-4px); }
.svc__en { font: 600 .78rem/1 var(--font-tech); letter-spacing: .26em; color: var(--accent); }
.svc__title { font-size: 1.42rem; font-weight: 900; letter-spacing: .08em; line-height: 1.4; }
.svc__desc { font-size: 1rem; line-height: 1.95; color: #b4b4be; }

.flow { margin-top: clamp(60px, 7vw, 100px); }
.flow__title { display: flex; align-items: center; gap: 12px; font: 600 .92rem/1 var(--font-tech); letter-spacing: .36em; color: var(--accent); margin-bottom: 38px; }
.flow__title svg { width: 13px; height: 13px; }
.flow__title span { margin-left: 8px; font: 700 1.08rem/1 var(--font-body); letter-spacing: .16em; color: var(--text); }
.flow__steps { --dot: 64px; position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; counter-reset: s; }
.flow__steps::before { content: ''; position: absolute; left: 0; right: 0; top: calc(var(--dot) / 2); height: 1px; background: linear-gradient(90deg, var(--line-2), var(--line-2) 50%, transparent 50%) 0 0 / 10px 1px; }
.flow__steps li { position: relative; counter-increment: s; display: grid; gap: 10px; align-content: start; }
.flow__steps li::before { content: counter(s, decimal-leading-zero); width: var(--dot); height: var(--dot); border-radius: 50%; display: grid; place-items: center; background: var(--bg-2); border: 1px solid var(--line-2); font: 600 1.02rem/1 var(--font-tech); letter-spacing: .06em; color: var(--accent); margin-bottom: 12px; position: relative; }
.flow__steps strong { font-size: 1.18rem; letter-spacing: .1em; }
.flow__steps span { font-size: .96rem; color: #b4b4be; line-height: 1.8; }

.services__foot { margin-top: clamp(52px, 6vw, 80px); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 26px; padding: 32px clamp(22px, 3vw, 46px); border: 1px solid var(--line); background: rgba(255, 255, 255, .02); }
.services__note { font-size: 1.05rem; color: #d5d5dc; letter-spacing: .06em; }

/* ---------- About ---------- */
.about__grid { display: grid; grid-template-columns: 7fr 5fr; gap: clamp(34px, 6vw, 100px); align-items: center; }
.about__lead { font-size: clamp(1.6rem, 3.2vw, 2.65rem); font-weight: 900; line-height: 1.6; letter-spacing: .14em; }
.about__lead::after { content: ''; display: block; width: 72px; height: 2px; background: var(--accent); margin-top: 28px; }
.about__text { margin-top: 30px; display: grid; gap: 20px; color: #cdcdd5; font-size: 1.1rem; line-height: 2.15; letter-spacing: .04em; }
.about__socials { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }

.about__logo { position: relative; width: min(100%, 470px); aspect-ratio: 1; justify-self: center; display: grid; place-items: center; }
.about__logo::before, .about__logo::after { content: ''; position: absolute; border-radius: 50%; pointer-events: none; }
.about__logo::before { inset: 0; border: 1px solid var(--line-2); }
.about__logo::after { inset: -7%; border: 1px dashed rgba(255, 255, 255, .18); animation: spin 80s linear infinite; }
.about__disc { position: relative; width: 78%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; overflow: hidden; background: radial-gradient(circle at 32% 24%, #2a2a31 0%, #0b0b0e 58%, #000 100%); box-shadow: 0 30px 80px rgba(0, 0, 0, .7), inset 0 0 0 1px rgba(255, 255, 255, .12); }
.about__disc svg { width: 52%; height: 52%; }
.about__disc img { width: 84%; height: auto; }
.about__sat { position: absolute; inset: 0; animation: spin 26s linear infinite; pointer-events: none; }
.about__sat svg { position: absolute; left: 50%; top: -10px; width: 20px; height: 20px; margin-left: -10px; color: var(--accent); }

.pillars { margin-top: clamp(64px, 8vw, 110px); display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(22px, 3vw, 50px); counter-reset: p; }
.pillar { counter-increment: p; position: relative; padding-top: 30px; border-top: 1px solid var(--line-2); display: grid; gap: 12px; align-content: start; }
.pillar::before { content: counter(p, decimal-leading-zero); position: absolute; right: 0; top: 26px; font: 500 .88rem/1 var(--font-tech); letter-spacing: .16em; color: var(--dim); }
.pillar::after { content: ''; position: absolute; left: 0; top: -1px; width: 50px; height: 1px; background: var(--accent); }
.pillar__en { font: 600 .82rem/1 var(--font-tech); letter-spacing: .26em; color: var(--accent); }
.pillar__zh { font-size: 1.48rem; font-weight: 900; letter-spacing: .12em; }
.pillar__desc { font-size: 1.02rem; color: #b4b4be; line-height: 1.95; }

.stats { margin-top: clamp(60px, 7vw, 100px); display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.stats li { padding: clamp(28px, 3.4vw, 50px) clamp(18px, 2.4vw, 36px); display: grid; gap: 14px; text-align: center; align-content: start; }
.stats li + li { border-left: 1px solid var(--line); }
.stats b { font: 700 clamp(2.1rem, 4.8vw, 4rem)/1.1 var(--font-display); letter-spacing: -.01em; }
.stats span { font-size: .94rem; color: #b4b4be; letter-spacing: .06em; line-height: 1.7; }
.stats__note { margin-top: 14px; text-align: right; font-size: .82rem; color: var(--dim); letter-spacing: .1em; }

/* ---------- Producer ---------- */
.producer { background: radial-gradient(ellipse 60% 40% at 18% 30%, rgba(255, 255, 255, .045), transparent 70%), var(--bg); }
.producer__grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(34px, 6vw, 96px); align-items: center; }
.producer__photo { position: relative; aspect-ratio: 4 / 5; width: 100%; max-width: 520px; }
.producer__photo::before, .producer__photo::after { content: ''; position: absolute; width: 38px; height: 38px; border: 1px solid var(--accent); z-index: 2; pointer-events: none; }
.producer__photo::before { left: -13px; top: -13px; border-right: 0; border-bottom: 0; }
.producer__photo::after { right: -13px; bottom: -13px; border-left: 0; border-top: 0; }
.producer__frame { position: absolute; inset: 0; overflow: hidden; border: 1px solid var(--line-2); background: linear-gradient(160deg, #202027 0%, #0b0b0e 55%, #050506 100%); display: grid; place-items: center; }
.producer__frame img { width: 100%; height: 100%; object-fit: cover; }
.producer__frame svg.ph-emblem { width: 44%; opacity: .5; }
.producer__frame .ph-note { position: absolute; left: 0; right: 0; bottom: 20px; text-align: center; font: 500 .78rem/1 var(--font-tech); letter-spacing: .3em; color: var(--dim); }
.producer__tag { position: absolute; left: -1px; bottom: 38px; z-index: 3; writing-mode: vertical-rl; transform: translateX(-100%) rotate(180deg); padding: 12px 7px; font: 600 .74rem/1 var(--font-tech); letter-spacing: .36em; color: var(--muted); }

.producer__skills { display: flex; flex-wrap: wrap; gap: 10px; }
.producer__skills li { padding: .6em 1.15em; border: 1px solid var(--line-2); font-size: .92rem; letter-spacing: .1em; color: #dadae0; }
.producer__bio { margin-top: 28px; display: grid; gap: 18px; color: #cdcdd5; font-size: 1.1rem; line-height: 2.1; letter-spacing: .04em; }
.producer__quote { position: relative; margin-top: 32px; padding: 30px 32px 30px 68px; background: rgba(255, 255, 255, .03); border: 1px solid var(--line); font-size: clamp(1.12rem, 1.8vw, 1.42rem); font-weight: 700; letter-spacing: .1em; line-height: 1.8; }
.producer__quote::before { content: '“'; position: absolute; left: 20px; top: 8px; font: 700 4rem/1 Georgia, serif; color: var(--accent); }
.producer__quote cite { display: block; margin-top: 10px; font: 500 .84rem/1 var(--font-tech); font-style: normal; letter-spacing: .24em; color: var(--muted); }
.producer__socials { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }

.producer__lower { margin-top: clamp(64px, 8vw, 110px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(34px, 5vw, 80px); align-items: start; }
.disco__title { display: flex; align-items: center; gap: 12px; font: 600 .92rem/1 var(--font-tech); letter-spacing: .34em; color: var(--accent); margin-bottom: 24px; }
.disco__title svg { width: 13px; height: 13px; }
.disco__list { border-top: 1px solid var(--line-2); }
.disco__list li { border-bottom: 1px solid var(--line); }
.disco__row { width: 100%; display: grid; grid-template-columns: 7.2rem 1fr auto; align-items: center; gap: 18px; padding: 24px 8px; text-align: left; transition: background-color .3s, padding .4s var(--ease); }
.disco__row time { font: 500 .92rem/1 var(--font-tech); letter-spacing: .12em; color: var(--muted); }
.disco__row strong { display: block; font-size: 1.2rem; letter-spacing: .06em; line-height: 1.5; }
.disco__row small { display: block; margin-top: 3px; font-size: .88rem; color: var(--muted); letter-spacing: .08em; }
.disco__row i { font-style: normal; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; font-size: .95rem; transition: all .35s var(--ease); }
button.disco__row:hover { background: rgba(255, 255, 255, .035); padding-left: 18px; }
button.disco__row:hover i { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); transform: rotate(-45deg); }
.spotify__frame { border: 1px solid var(--line); background: var(--panel); min-height: 352px; border-radius: 14px; overflow: hidden; }
.spotify__frame iframe { width: 100%; height: 352px; border: 0; }

/* ---------- Contact ---------- */
.contact { overflow: hidden; }
.contact__orbit { position: absolute; right: -260px; top: 50%; width: 960px; max-width: none; margin-top: -480px; color: rgba(255, 255, 255, .12); animation: spin 160s linear infinite; pointer-events: none; }
.contact__orbit-stars { color: var(--accent); }
.contact__grid { position: relative; display: grid; grid-template-columns: 5fr 7fr; gap: clamp(38px, 6vw, 96px); align-items: start; }
.contact__headline { font: 700 clamp(1.7rem, 3.8vw, 3.2rem)/1.25 var(--font-display); letter-spacing: .01em; white-space: pre-line; }
.contact__text { margin-top: 28px; color: #cdcdd5; font-size: 1.08rem; line-height: 2.05; letter-spacing: .04em; }
.contact__mailrow { margin-top: 32px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.contact__mail { display: inline-block; font: 600 clamp(1.2rem, 2.2vw, 1.62rem)/1.3 var(--font-tech); letter-spacing: .04em; border-bottom: 1px solid var(--accent); padding: 6px 0 5px; word-break: break-all; transition: color .3s; }
.contact__mail:hover { color: var(--accent); }
.contact__copy { padding: .8em 1.25em; border: 1px solid var(--line-2); font-size: .9rem; letter-spacing: .14em; color: var(--muted); transition: all .3s; }
.contact__copy:hover { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.contact__socials { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }

.form { position: relative; display: grid; gap: 22px; padding: clamp(26px, 3.4vw, 50px); background: rgba(15, 15, 18, .82); border: 1px solid var(--line-2); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.form::before { content: ''; position: absolute; left: -1px; top: -1px; width: 64px; height: 2px; background: var(--accent); }
.form__title { display: flex; align-items: center; gap: 12px; font: 600 .92rem/1 var(--font-tech); letter-spacing: .34em; color: var(--accent); margin-bottom: 6px; }
.form__title svg { width: 13px; height: 13px; }
.form__title span { margin-left: 8px; font: 700 1.08rem/1 var(--font-body); letter-spacing: .16em; color: var(--text); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field { display: grid; gap: 10px; }
.field > span { font-size: .94rem; letter-spacing: .12em; color: #b4b4be; }
.field em { color: var(--accent); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; padding: 16px 18px; background: rgba(255, 255, 255, .035); border: 1px solid var(--line-2); border-radius: 0;
  color: var(--text); font: 400 1.04rem/1.6 var(--font-body); transition: border-color .3s, background-color .3s; color-scheme: dark;
}
.field select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 23px) 52%, calc(100% - 16px) 52%; background-size: 7px 7px; background-repeat: no-repeat; padding-right: 46px; }
.field select option { background: #15151a; color: var(--text); }
.field textarea { resize: vertical; min-height: 150px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); background-color: rgba(255, 255, 255, .06); }
.field.is-invalid input, .field.is-invalid textarea { border-color: #ff6b57; }
.form__hint { font-size: .88rem; color: var(--dim); line-height: 1.8; }
.form__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Footer ---------- */
.footer { position: relative; border-top: 1px solid var(--line); background: #020203; padding: clamp(44px, 5vw, 68px) 0 28px; }
.footer__inner { position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 40px; align-items: center; }
.footer__brand { display: flex; align-items: center; gap: 22px; min-width: 0; }
.footer__brand > div { min-width: 0; }
.footer__mark { flex: none; }
.footer__mark img { height: 74px; width: auto; }
.footer__mark strong { font: 900 1.7rem/1.2 var(--font-body); letter-spacing: .2em; }
.footer__brand b { display: block; font: 700 .8rem/1.2 var(--font-display); letter-spacing: .5em; color: #d0d0d8; }
.footer__brand div > span { display: block; margin-top: 8px; font-size: .9rem; color: var(--muted); letter-spacing: .1em; }
.footer__nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 28px; }
.footer__nav a { display: inline-block; font: 500 .95rem/1 var(--font-body); letter-spacing: .16em; color: var(--muted); padding: 13px 0; transition: color .3s; }
.footer__nav a:hover { color: var(--accent); }
.footer__socials { display: flex; gap: 12px; }
.footer__bottom { position: relative; margin-top: 48px; padding: 24px 72px 0 0;   /* 右側留給「回頂端」按鈕 */ border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; font: 400 .82rem/1.6 var(--font-tech); letter-spacing: .12em; color: var(--dim); }
.accent-switch { display: flex; align-items: center; gap: 12px; }
.accent-switch span { letter-spacing: .3em; margin-right: 4px; }
.accent-switch button { position: relative; width: 22px; height: 22px; border-radius: 50%; border: 3px solid #020203; outline: 1px solid var(--line-2); transition: transform .3s var(--ease), outline-color .3s; }
.accent-switch button::before { content: ''; position: absolute; inset: -10px; }   /* 放大觸控範圍到 42px */
.accent-switch button[data-accent-set="ice"] { background: #8ed4ff; }
.accent-switch button[data-accent-set="acid"] { background: #d2ff3c; }
.accent-switch button[data-accent-set="rec"] { background: #ff5a36; }
.accent-switch button:hover { transform: scale(1.2); }
.accent-switch button[aria-pressed="true"] { outline-color: #fff; }

.to-top { position: fixed; right: 22px; bottom: 24px; z-index: 75; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: rgba(15, 15, 18, .8); border: 1px solid var(--line-2); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); opacity: 0; visibility: hidden; transform: translateY(12px); transition: opacity .4s, transform .4s var(--ease), visibility .4s, background-color .3s, color .3s; }
.to-top svg { width: 21px; height: 21px; }
.to-top.is-show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ---------- Modal / Toast ---------- */
.modal { position: fixed; inset: 0; z-index: 150; display: grid; place-items: center; padding: clamp(12px, 3vw, 40px); opacity: 0; visibility: hidden; transition: opacity .4s ease, visibility .4s; }
.modal.is-open { opacity: 1; visibility: visible; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, .82); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.modal__panel { position: relative; width: min(100%, 1080px); max-height: 100%; overflow-y: auto; overscroll-behavior: contain; background: var(--panel); border: 1px solid var(--line-2); transform: translateY(24px) scale(.98); transition: transform .5s var(--ease); }
.modal.is-open .modal__panel { transform: none; }
.modal__panel--narrow { width: min(100%, 860px); }
.modal__close { position: sticky; float: right; top: 12px; margin: 12px 12px -62px 0; z-index: 3; width: 50px; height: 50px; border-radius: 50%; background: rgba(0, 0, 0, .7); border: 1px solid var(--line-2); font-size: 1rem; transition: background-color .3s, color .3s; }
.modal__close:hover { background: var(--accent); color: var(--accent-ink); }
.modal__split { display: grid; grid-template-columns: minmax(0, 340px) 1fr; }
.modal__info { padding: clamp(24px, 3vw, 44px); }
.modal__info .feat__title { margin-top: 16px; font-size: clamp(1.45rem, 2.5vw, 1.95rem); }
.modal__cover { aspect-ratio: 16 / 9; overflow: hidden; background: #000; }
.modal__cover svg, .modal__cover img { width: 100%; height: 100%; object-fit: cover; }

.toast { position: fixed; left: 50%; bottom: 36px; z-index: 300; transform: translate(-50%, 20px); padding: 15px 26px; background: var(--text); color: #000; font-size: .96rem; font-weight: 700; letter-spacing: .08em; opacity: 0; visibility: hidden; transition: opacity .35s, transform .45s var(--ease), visibility .35s; clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px); max-width: calc(100vw - 32px); }
.toast.is-show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ---------- Player：站內自製的 YouTube 控制列（player.js） ---------- */
.player { position: relative; container-type: inline-size; background: #000; border: 1px solid var(--line); }
.player__stage { position: relative; aspect-ratio: 16 / 9; background: #000; }
.player--vertical .player__stage { aspect-ratio: 9 / 16; }
@supports not (aspect-ratio: 1) {
  .player__stage::before { content: ''; display: block; padding-top: 56.25%; }
  .player--vertical .player__stage::before { padding-top: 177.78%; }
  .yt::before { content: ''; display: block; padding-top: 56.25%; }
  .yt img { position: absolute; inset: 0; }
}
.player__stage iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player__msg { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; font: 500 .92rem/1.8 var(--font-tech); letter-spacing: .12em; color: var(--muted); pointer-events: none; }
.player__msg a { color: var(--accent); pointer-events: auto; border-bottom: 1px solid currentColor; }
.player__bar { position: relative; background: linear-gradient(180deg, #131317, #0a0a0d); border-top: 1px solid var(--line); }
.player__row { display: flex; align-items: center; gap: 10px; padding: 8px 14px 10px; }
.pl-spacer { flex: 1; }
.pl-btn { flex: none; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; color: var(--text); transition: background-color .25s, color .25s, transform .25s var(--ease); }
.pl-btn svg { width: 22px; height: 22px; }
.pl-btn:hover:not(:disabled) { background: var(--accent); color: var(--accent-ink); }
.pl-btn:active:not(:disabled) { transform: scale(.92); }
.pl-btn:disabled { opacity: .4; cursor: default; }
.pl-play { border: 1px solid var(--line-2); }
.pl-time { font: 500 .9rem/1 var(--font-tech); letter-spacing: .06em; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.pl-time b { color: var(--text); font-weight: 600; }
/* 設定選單（播放速度／字幕），從齒輪上方彈出 */
.pl-settings { position: relative; flex: none; }
.pl-gear[aria-expanded="true"] { background: var(--accent); color: var(--accent-ink); }
.pl-gear svg { transition: transform .4s var(--ease); }
.pl-gear[aria-expanded="true"] svg { transform: rotate(60deg); }
.pl-menu { position: absolute; right: -8px; bottom: calc(100% + 14px); z-index: 5; width: 236px; padding: 14px 14px 12px; background: rgba(12, 12, 15, .96); border: 1px solid var(--line-2); box-shadow: 0 20px 60px rgba(0, 0, 0, .8); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); animation: dpIn .25s var(--ease); }
.pl-menu::before { content: ''; position: absolute; left: -1px; top: -1px; width: 44px; height: 2px; background: var(--accent); }
.pl-menu__title { font: 600 .72rem/1 var(--font-tech); letter-spacing: .24em; color: var(--accent); margin: 4px 0 10px; }
.pl-menu__opts { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.pl-menu__opts:last-child { margin-bottom: 0; }
.pl-menu__opts button { padding: 8px 11px; border: 1px solid var(--line-2); font: 500 .82rem/1 var(--font-tech); letter-spacing: .04em; color: var(--muted); transition: all .2s; }
.pl-menu__opts button:hover { color: var(--text); border-color: var(--text); }
.pl-menu__opts button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }
.pl-menu__none { font-size: .82rem; color: var(--dim); letter-spacing: .04em; }

/* 共用的 range 樣式：--val 是目前數值的百分比，用來畫「已填滿」的部分 */
.pl-range { -webkit-appearance: none; appearance: none; display: block; width: 100%; height: 22px; margin: 0; padding: 0; background: transparent; cursor: pointer; --val: 0%; }
.pl-range:disabled { cursor: default; opacity: .5; }
.pl-range::-webkit-slider-runnable-track { height: 4px; background: linear-gradient(90deg, var(--accent) var(--val), rgba(255, 255, 255, .2) var(--val)); }
.pl-range::-moz-range-track { height: 4px; background: linear-gradient(90deg, var(--accent) var(--val), rgba(255, 255, 255, .2) var(--val)); }
.pl-range::-webkit-slider-thumb { -webkit-appearance: none; width: 13px; height: 13px; margin-top: -4.5px; background: #fff; border: 0; border-radius: 0; transform: rotate(45deg) scale(.0); transition: transform .2s var(--ease); }
.pl-range::-moz-range-thumb { width: 13px; height: 13px; background: #fff; border: 0; border-radius: 0; transform: rotate(45deg) scale(0); transition: transform .2s var(--ease); }
.pl-range:hover::-webkit-slider-thumb, .pl-range:focus-visible::-webkit-slider-thumb, .pl-range:active::-webkit-slider-thumb { transform: rotate(45deg) scale(1); }
.pl-range:hover::-moz-range-thumb, .pl-range:focus-visible::-moz-range-thumb { transform: rotate(45deg) scale(1); }
.pl-range:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pl-seek { position: absolute; left: 0; right: 0; top: -11px; z-index: 2; }

/* 音量：從喇叭圖示往外（往右）越來越大聲，軌道做成由細到粗的斜坡 */
.pl-vol { display: flex; align-items: center; gap: 4px; }
.pl-volume { position: relative; display: block; width: 96px; height: 26px; --val: 80%; }
.pl-volume__ramp { position: absolute; left: 0; right: 0; bottom: 5px; height: 16px; clip-path: polygon(0 78%, 100% 0, 100% 100%, 0 100%); background: linear-gradient(90deg, var(--accent) var(--val), rgba(255, 255, 255, .2) var(--val)); transition: opacity .25s; }
.pl-volume .pl-range { position: absolute; inset: 0; height: 100%; }
.pl-volume .pl-range::-webkit-slider-runnable-track { height: 26px; background: transparent; }
.pl-volume .pl-range::-moz-range-track { height: 26px; background: transparent; }
.pl-volume .pl-range::-webkit-slider-thumb { width: 3px; height: 22px; margin-top: 2px; transform: none; background: #fff; box-shadow: 0 0 8px rgba(0, 0, 0, .8); }
.pl-volume .pl-range::-moz-range-thumb { width: 3px; height: 22px; transform: none; background: #fff; }
.pl-volume .pl-range:hover::-webkit-slider-thumb, .pl-volume .pl-range:focus-visible::-webkit-slider-thumb, .pl-volume .pl-range:active::-webkit-slider-thumb { transform: none; }
.pl-volume .pl-range:hover::-moz-range-thumb, .pl-volume .pl-range:focus-visible::-moz-range-thumb { transform: none; }

/* 播放器較窄時（直式影片、手機）精簡控制列 */
@container (max-width: 460px) {
  .pl-btn { width: 38px; height: 38px; }
  .pl-btn svg { width: 20px; height: 20px; }
  .pl-volume { width: 58px; }
  .player__row { gap: 3px; padding-inline: 8px; }
  .pl-time { font-size: .78rem; letter-spacing: 0; margin-left: 4px; }
}
@supports not (container-type: inline-size) {
  @media (max-width: 640px) {
    .pl-btn { width: 38px; height: 38px; }
    .pl-volume { width: 58px; }
    .player__row { gap: 3px; padding-inline: 8px; }
    .pl-time { font-size: .78rem; letter-spacing: 0; }
  }
}
@media (hover: none) and (pointer: coarse) {
  .pl-volume { display: none; }   /* 觸控裝置的音量由實體按鍵控制，網頁無法調整 */
  .pl-range::-webkit-slider-thumb { transform: rotate(45deg) scale(1); }
}
.player:fullscreen { display: flex; flex-direction: column; border: 0; }
.player:fullscreen .player__stage { flex: 1; aspect-ratio: auto; }

/* ---------- Date picker：自製月曆（datepicker.js） ---------- */
.dp { position: relative; }
.dp__trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; text-align: left;
  background: rgba(255, 255, 255, .035); border: 1px solid var(--line-2); color: var(--text); font: 400 1.04rem/1.6 var(--font-body);
  transition: border-color .3s, background-color .3s;
}
.dp__trigger:hover, .dp__trigger[aria-expanded="true"] { border-color: var(--accent); background-color: rgba(255, 255, 255, .06); }
.dp__trigger svg { width: 22px; height: 22px; flex: none; color: var(--muted); transition: color .3s; }
.dp__trigger:hover svg, .dp__trigger[aria-expanded="true"] svg { color: var(--accent); }
.dp__value { font-family: var(--font-tech); letter-spacing: .06em; }
.dp__value.is-empty { font-family: var(--font-body); color: var(--dim); letter-spacing: 0; }
.dp__pop {
  position: absolute; left: 0; top: calc(100% + 10px); z-index: 30; width: min(380px, 100%); padding: 22px 22px 16px;
  background: #0c0c0f; border: 1px solid var(--line-2); box-shadow: 0 30px 90px rgba(0, 0, 0, .8), 0 0 0 1px rgba(0, 0, 0, .6);
  animation: dpIn .28s var(--ease);
}
.dp--up .dp__pop { top: auto; bottom: calc(100% + 10px); }
.dp__pop::before { content: ''; position: absolute; left: -1px; top: -1px; width: 56px; height: 2px; background: var(--accent); }
@keyframes dpIn { from { opacity: 0; transform: translateY(-8px); } }
@keyframes dpInCenter { from { opacity: 0; transform: translate(-50%, -46%); } }
.dp__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.dp__title { font: 600 1.12rem/1 var(--font-tech); letter-spacing: .14em; }
.dp__navs { display: flex; gap: 8px; }
.dp__nav { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; font-size: 1.25rem; line-height: 1; padding-bottom: 3px; transition: background-color .25s, color .25s, border-color .25s; }
.dp__nav:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.dp__week, .dp__grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.dp__week { padding-bottom: 8px; margin-bottom: 8px; border-bottom: 1px solid var(--line); }
.dp__week span { text-align: center; font-size: .84rem; color: var(--dim); letter-spacing: .1em; }
.dp__week span:first-child { color: var(--accent); }
.dp__day { position: relative; aspect-ratio: 1; display: grid; place-items: center; font: 500 1rem/1 var(--font-tech); color: var(--text); border: 1px solid transparent; transition: border-color .2s, color .2s, background-color .2s; }
.dp__day.is-out { color: var(--dim); }
.dp__day:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.dp__day:disabled { color: #3a3a42; cursor: not-allowed; }
.dp__day[aria-current="date"]::after { content: ''; position: absolute; left: 50%; bottom: 5px; width: 5px; height: 5px; margin-left: -2.5px; background: var(--accent); transform: rotate(45deg); }
.dp__day[aria-selected="true"], .dp__day[aria-selected="true"]:hover { background: var(--accent); color: var(--accent-ink); font-weight: 700; border-color: transparent; clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px); }
.dp__day[aria-selected="true"]::after { background: var(--accent-ink); }
.dp__foot { display: flex; justify-content: space-between; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.dp__foot button { padding: 8px 4px; font: 600 .88rem/1 var(--font-body); letter-spacing: .16em; color: var(--muted); transition: color .25s; }
.dp__foot button:hover { color: var(--accent); }

/* ---------- Select：自製下拉（select.js） ---------- */
.sel { position: relative; }
.sel__native { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.sel__trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; text-align: left;
  background: rgba(255, 255, 255, .035); border: 1px solid var(--line-2); color: var(--text); font: 400 1.04rem/1.6 var(--font-body);
  transition: border-color .3s, background-color .3s;
}
.sel__trigger:hover, .sel__trigger[aria-expanded="true"] { border-color: var(--accent); background-color: rgba(255, 255, 255, .06); }
.sel__trigger svg { width: 20px; height: 20px; flex: none; color: var(--muted); transition: transform .3s var(--ease), color .3s; }
.sel__trigger[aria-expanded="true"] svg { transform: rotate(180deg); color: var(--accent); }
.sel__list {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: 30; padding: 8px;
  background: #0c0c0f; border: 1px solid var(--line-2); box-shadow: 0 24px 70px rgba(0, 0, 0, .8), 0 0 0 1px rgba(0, 0, 0, .6);
  animation: dpIn .22s var(--ease);
}
.sel--up .sel__list { top: auto; bottom: calc(100% + 8px); }
.sel__list::before { content: ''; position: absolute; left: -1px; top: -1px; width: 44px; height: 2px; background: var(--accent); }
.sel__list [role="option"] { padding: 12px 14px; font-size: 1rem; letter-spacing: .04em; color: #d6d6dd; cursor: pointer; border: 1px solid transparent; transition: background-color .15s, color .15s, border-color .15s; }
.sel__list [role="option"]:hover, .sel__list [role="option"]:focus { outline: none; border-color: var(--accent); color: var(--accent); }
.sel__list [role="option"][aria-selected="true"] { background: var(--accent); color: var(--accent-ink); font-weight: 700; clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px); }
.sel__list [role="option"][aria-disabled="true"] { color: var(--dim); cursor: not-allowed; }

/* ---------- Responsive ---------- */
/* 導覽列放大後需要較寬的空間，低於 1260px 改用漢堡選單 */
@media (max-width: 1259px) {
  :root { --header-h: 80px; }
  .header-nav, .header-cta { display: none; }
  .menu-btn { display: inline-flex; }
  .site-header { justify-content: space-between; }
  .brand { position: absolute; left: 50%; transform: translateX(-50%); }
  .brand__mark img { height: 44px; }
  .dots { display: none; }
}

@media (max-width: 1100px) {
  .footer__inner { grid-template-columns: minmax(0, 1fr) auto; row-gap: 26px; }
  .footer__brand { grid-column: 1 / -1; }
  .footer__nav { justify-content: flex-start; }
  .footer__mark img { height: 64px; }
  .hero { padding-bottom: 76px; min-height: 0; padding-top: calc(var(--header-h) + 64px); }
  .hero__scroll { display: none; }
  .bubble { --size: min(350px, 88vw); position: relative; right: auto; bottom: auto; margin: 60px auto -160px; }
  .marquee { padding-top: 130px; }
}

@media (max-width: 960px) {
  .feat, .feat--flip { grid-template-columns: 1fr; }
  .feat__media, .feat--flip .feat__media, .feat__info, .feat--flip .feat__info { grid-column: 1 / -1; order: initial; }
  .works__grid { grid-template-columns: repeat(2, 1fr); }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .about__grid, .producer__grid, .producer__lower, .contact__grid { grid-template-columns: 1fr; }
  .about__logo { order: -1; width: min(72%, 360px); }
  .producer__photo { max-width: 420px; margin-inline: auto; }
  .menu__inner { grid-template-columns: 1fr; align-items: start; gap: 20px; padding-top: calc(var(--header-h) + var(--announce-h) + 12px); }
  .menu__nav a { flex-wrap: wrap; row-gap: 4px; }
  .menu__nav a i { flex-basis: 100%; padding-left: 54px; }   /* 對齊主標（編號欄 + 間距） */
}

@media (max-width: 640px) {
  :root { --header-h: 68px; --announce-h: 36px; }
  .brand { gap: 4px; }
  .brand__mark img { height: 40px; }
  .brand__mark b { font-size: 1.3rem; }
  .brand__sub { font-size: .52rem; }
  .footer__brand { flex-wrap: wrap; }
  .footer__mark img { height: 60px; }
  .menu-btn__label { display: none; }
  .logo-chrome { width: min(88vw, calc(36vh * 2.96)); width: min(88vw, calc(36svh * 2.96)); }
  .hero__zh-keys { border-inline: 0; padding: 0; letter-spacing: .12em; }
  .hero__label { letter-spacing: .24em; gap: 10px; }
  .hero__tagline { letter-spacing: .14em; }
  .works__grid { grid-template-columns: 1fr; }
  .services__grid { grid-template-columns: 1fr; }
  .flow__steps { --dot: 58px; grid-template-columns: 1fr; gap: 0; }
  .flow__steps::before { left: calc(var(--dot) / 2); right: auto; top: 0; bottom: 0; width: 1px; height: auto; background: linear-gradient(180deg, var(--line-2) 50%, transparent 50%) 0 0 / 1px 10px; }
  .flow__steps li { grid-template-columns: var(--dot) 1fr; column-gap: 18px; padding-bottom: 30px; }
  .flow__steps li::before { grid-row: 1 / span 2; margin-bottom: 0; }
  .flow__steps strong { align-self: end; }
  .pillars { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stats li + li { border-left: 0; border-top: 1px solid var(--line); }
  .form__row { grid-template-columns: 1fr; }
  .producer__tag { display: none; }
  .disco__row { grid-template-columns: 1fr auto; }
  .disco__row time { grid-column: 1 / -1; }
  /* 手機上 ✕ 獨佔最上面一列，不壓到影片右上角的 YouTube 按鈕 */
  .modal__close { float: none; display: block; margin: 8px 8px 8px auto; top: 8px; }
  /* 手機上月曆改成固定置中，不會被畫面邊緣切到 */
  .dp__pop, .dp--up .dp__pop { position: fixed; left: 50%; top: 50%; bottom: auto; transform: translate(-50%, -50%); width: min(360px, calc(100vw - 32px)); animation: dpInCenter .25s var(--ease); }
  .modal__split { grid-template-columns: 1fr; }
  .modal__split .yt--vertical { max-height: 70vh; margin-inline: auto; width: auto; height: 70vh; }
  .credits dd { text-align: left; }
  .services__foot { justify-content: center; text-align: center; }
  .btn-bracket { min-width: 220px; }
  .footer__inner { grid-template-columns: 1fr; }                         /* 手機：品牌、導覽、社群完全堆疊 */
  .footer__socials { justify-self: start; }
  .to-top { right: 14px; bottom: 16px; width: 48px; height: 48px; }
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-thumb { border-width: 2px; border-left-width: 2px; }
}

/* ---------- Reduced motion ---------- */
@media (hover: none) and (pointer: coarse) {
  .grain { animation: none; }
  .site-header.is-solid { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(5, 5, 6, .94); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .announce__track, .marquee__track { animation: none !important; }
}