/* Shan Studio 作品集 v2（場燈暗下版）
   概念不變：活動流程表（CUE 編號、時間碼、tally 紅燈）。
   這版把場燈關掉——深色底，光只來自作品本身：
   首頁 reel 會把自己的顏色暈到周圍；每張影片卡滑過時，用自己的封面當光源。
   舊的紙色版在 ../site_v1_紙色版/。 */

:root {
  --bg: #0B0C10;          /* 場燈全暗，帶一點藍 */
  --bg-2: #13151B;
  --ink: #F3F0EA;
  --mute: #9C988F;
  --line: rgba(255, 255, 255, .10);
  --tally: #FF4B33;
  --glow: .5;             /* 布幕上緣漏光強度：0 = 沒有，.8 以上客戶名單會被染色、不好讀 */
  --sans: "PingFang TC", "Noto Sans TC", "Noto Sans CJK TC", "Microsoft JhengHei", system-ui, sans-serif;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;
  --gutter: clamp(16px, 4vw, 56px);
  --max: 1440px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; background: var(--bg); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.75 var(--sans); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video, canvas { display: block; max-width: 100%; }
a { color: inherit; }
p, h1, h2, h3, dd, li { text-wrap: pretty; } /* 避免段尾孤字 */
h1, h2 { margin: 0; font-family: var(--serif); font-weight: 700; letter-spacing: .01em; }
h3 { margin: 0; font-weight: 700; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 4px; }

.cue {
  font: 500 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--mute); margin: 0 0 20px;
}
.tally {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--tally); margin-right: 9px; vertical-align: 1px;
  box-shadow: 0 0 10px color-mix(in srgb, var(--tally) 70%, transparent);
}

/* ── 進場：像鏡頭對焦，從糊到清楚 ── */
.js .rv, .js .hr { opacity: 0; transform: translateY(18px); filter: blur(8px); }
.js .rv.in, .js .hr.in {
  opacity: 1; transform: none; filter: none;
  transition: opacity .9s var(--ease), transform .9s var(--ease), filter .9s var(--ease);
  transition-delay: calc(var(--i, 0) * 80ms);
}

/* ── 頂列 ── */
.top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20;
  display: flex; align-items: center; gap: 24px;
  padding: 14px var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background .35s, border-color .35s, backdrop-filter .35s;
}
.top.solid {
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--line);
}
.brand { font: 500 14px/1 var(--mono); letter-spacing: .16em; text-decoration: none; }
.nav { display: flex; gap: 28px; margin-left: auto; font-size: 14px; }
.nav a { text-decoration: none; color: var(--mute); transition: color .18s; }
.nav a:hover { color: var(--ink); }

.btn {
  display: inline-flex; align-items: center;
  padding: 14px 22px; border-radius: 999px;
  background: rgba(255, 255, 255, .08); color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
  font: 500 15px/1 var(--sans); text-decoration: none;
  transition: transform .18s var(--ease), background .18s, box-shadow .18s;
}
.btn:hover { transform: translateY(-2px); background: rgba(255, 255, 255, .14); }
.btn-small { padding: 10px 16px; font-size: 14px; }
.btn-light { background: var(--ink); color: #0B0C10; box-shadow: none; }
.btn-light:hover { background: #fff; box-shadow: 0 8px 30px rgba(255, 255, 255, .18); }
.btn-ghost { background: transparent; }
.btn-big { padding: 18px 28px; font-size: 17px; }

/* ── 開場：全螢幕 reel。往下捲時影片放大、變暗，內容像布幕蓋上來 ── */
.hero { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 520px; overflow: hidden; background: #000; --p: 0; }
.hero-media { position: absolute; inset: 0; transform: scale(calc(1 + var(--p) * .1)); filter: brightness(calc(1 - var(--p) * .65)); will-change: transform; }
.hero-media video { width: 100%; height: 100%; object-fit: cover; }
.hero-scrim {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(to top, rgba(11, 12, 16, .96) 0%, rgba(11, 12, 16, .62) 30%, rgba(11, 12, 16, .08) 62%),
    linear-gradient(to bottom, rgba(11, 12, 16, .6) 0%, rgba(11, 12, 16, 0) 22%);
}
.hero-inner {
  position: absolute; left: 0; right: 0; bottom: 0; margin: 0 auto;
  padding-bottom: calc(var(--sw-h) + clamp(28px, 3.4vw, 52px));
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 24px 48px; align-items: end;
  transform: translateY(calc(var(--p) * -70px)); opacity: calc(1 - var(--p) * 1.4);
}
.hero h1 { font-size: clamp(34px, 5.7vw, 100px); line-height: 1.16; text-shadow: 0 2px 30px rgba(0, 0, 0, .45); }
.hero h1 span { display: block; white-space: nowrap; } /* 一行一句，不讓句尾掉單字 */
.hero .cue { color: rgba(243, 240, 234, .75); }
.hero-side p { margin: 0 0 24px; color: rgba(243, 240, 234, .82); font-size: 17px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero .btn-ghost { background: rgba(255, 255, 255, .1); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .28); }
.monitor-ui {
  position: absolute; left: 0; right: 0; top: 78px; margin: 0 auto; pointer-events: none;
  display: flex; justify-content: space-between; align-items: flex-start;
  font: 500 12px/1 var(--mono); letter-spacing: .1em; color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, .7); opacity: calc(1 - var(--p) * 2);
}
/* ── 導播台：一排鏡頭縮圖。紅色 tally 只給「正在播」的那一顆，其餘壓暗 ── */
.hero { --cam-w: calc((min(100vw, var(--max)) - var(--gutter) * 2 - 11 * 8px) / 12); --sw-h: calc(var(--cam-w) * 9 / 16 + 94px); }
.switcher {
  position: absolute; left: 0; right: 0; bottom: 0; margin: 0 auto; padding-bottom: 54px;   /* 布幕上緣會往上蓋 32px，縮圖要讓開 */
  transform: translateY(calc(var(--p) * -40px)); opacity: calc(1 - var(--p) * 1.6);
}
.sw-bar { display: flex; align-items: center; gap: 16px; margin-bottom: 10px; font: 500 12px/1 var(--mono); letter-spacing: .08em; color: rgba(243, 240, 234, .7); }
.sw-now { display: inline-flex; align-items: center; min-width: 0; color: #fff; }
.sw-now .tally { flex: none; animation: blink 1.6s steps(1) infinite; }
.sw-now b { margin-left: 14px; font: 500 13px/1.3 var(--sans); letter-spacing: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sw-open { flex: none; padding: 7px 12px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .08); color: #fff; font: 500 12px/1 var(--sans); cursor: pointer; transition: background .18s; }
.sw-open:hover { background: rgba(255, 255, 255, .2); }
.sw-hint { margin-left: auto; flex: none; }
.sw-cams { display: grid; grid-template-columns: repeat(12, 1fr); gap: 8px; }
.cam {
  position: relative; padding: 0; border: 0; background: #000; cursor: pointer; aspect-ratio: 16 / 9;
  border-radius: 6px; overflow: hidden; opacity: .5; outline: 2px solid transparent; outline-offset: 2px;
  transition: opacity .18s, outline-color .18s, transform .25s var(--ease);
}
.cam img { width: 100%; height: 100%; object-fit: cover; }
.cam span { position: absolute; left: 5px; top: 5px; font: 500 10px/1 var(--mono); color: #fff; text-shadow: 0 1px 2px rgba(0, 0, 0, .9); }
.cam:hover, .cam:focus-visible { opacity: 1; outline-color: rgba(255, 255, 255, .8); }
.cam.on { opacity: 1; outline-color: var(--tally); transform: translateY(-4px); box-shadow: 0 0 22px color-mix(in srgb, var(--tally) 55%, transparent); }
.onair { display: inline-flex; align-items: center; }
.onair .tally { animation: blink 1.6s steps(1) infinite; }
@keyframes blink { 50% { opacity: .25; } }

/* 布幕：蓋在 reel 上面的內容層，上緣露出一點圓角，提示下面還有東西 */
.sheet {
  position: relative; z-index: 2; isolation: isolate; background: var(--bg);
  margin-top: -32px; border-radius: 32px 32px 0 0;
  box-shadow: 0 -1px 0 rgba(255, 255, 255, .12), 0 -40px 90px rgba(0, 0, 0, .55);
}
.spill {
  position: absolute; z-index: -1; left: 0; right: 0; top: 0; height: 560px; overflow: hidden;
  border-radius: 32px 32px 0 0; pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 100%); mask-image: linear-gradient(to bottom, #000 0%, transparent 100%);
}
.ambient {
  position: absolute; left: -8%; top: -45%; width: 116%; height: 130%; max-width: none;
  filter: blur(80px) saturate(1.6); opacity: var(--glow);
}

/* ── 區塊共用 ── */
.section { padding-top: clamp(80px, 11vw, 168px); }
.sec-head { margin-bottom: clamp(28px, 4vw, 52px); }
.sec-head h2, .about h2 { font-size: clamp(30px, 4.4vw, 62px); line-height: 1.2; }
.sec-row { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; flex-wrap: wrap; }
.sec-row .cue { margin-bottom: 0; }
.count { margin: 0; font: 400 13px/1 var(--mono); letter-spacing: .06em; color: var(--mute); white-space: nowrap; }
.count b { font-weight: 500; color: var(--ink); font-size: 15px; }
.tbc {
  display: inline-block; margin-left: 8px; padding: 4px 6px; vertical-align: 3px;
  font: 500 11px/1 var(--mono); letter-spacing: .04em;
  border: 1px dashed var(--tally); color: var(--tally); border-radius: 3px; white-space: nowrap;
}

/* ── 客戶 ── */
.clients { padding-top: clamp(64px, 8vw, 120px); }
.clients .sec-row { margin-bottom: 18px; }
.client-groups { margin: 0; border-top: 1px solid var(--line); }
.client-groups div {
  display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: baseline;
  padding: 15px 0; border-bottom: 1px solid var(--line);
}
.client-groups dt { font: 500 12px/1.6 var(--mono); letter-spacing: .06em; color: var(--mute); }
.client-groups dd { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 36px; font-size: clamp(16px, 1.5vw, 19px); font-weight: 700; }
.client-groups span { white-space: nowrap; }

/* ── 精選三支：滑過時用自己的封面當光源 ── */
.feature { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: 20px; }
.card {
  position: relative; isolation: isolate; cursor: pointer; border: 0; padding: 0; background: none;
  text-align: left; color: inherit; font: inherit;
}
.js .card.in { transition: opacity .9s var(--ease), filter .9s var(--ease), transform .5s var(--ease); transition-delay: calc(var(--i, 0) * 80ms), calc(var(--i, 0) * 80ms), 0s; }
.card:first-child { grid-row: span 2; }
.card::before {
  content: ""; position: absolute; z-index: -1; inset: 4% 4% 22%;
  background: var(--poster) center / cover; filter: blur(46px) saturate(1.6);
  opacity: 0; transition: opacity .5s var(--ease);
}
.js .card.in:hover, .js .card.in:focus-visible { transform: translateY(-4px); }
.card:hover::before, .card:focus-visible::before { opacity: .6; }
.card .frame {
  position: relative; overflow: hidden; background: #000; border-radius: 14px; aspect-ratio: 16/9;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .07);
}
.card:first-child .frame { height: calc(100% - 64px); aspect-ratio: auto; min-height: 240px; }
.card img, .card video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.card img { transition: transform 1.2s var(--ease); }
.card:hover img { transform: scale(1.04); }
.card video { opacity: 0; transition: opacity .25s ease; }
.card:hover video, .card:focus-visible video { opacity: 1; }
.card .meta { display: flex; justify-content: space-between; gap: 12px; padding: 14px 2px 0; }
.card h3 { font-size: 17px; line-height: 1.45; }
.card .sub { font: 400 12px/1.4 var(--mono); color: var(--mute); white-space: nowrap; padding-top: 4px; }
.play {
  position: absolute; left: 14px; bottom: 14px; z-index: 2;
  font: 500 11px/1 var(--mono); letter-spacing: .1em; color: #fff;
  padding: 8px 11px; border-radius: 999px;
  background: rgba(0, 0, 0, .5); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}

/* ── 篩選 ── */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
#workFilters { margin: clamp(40px, 5vw, 64px) 0 18px; }
.filters button {
  font: 500 14px/1 var(--sans); padding: 10px 16px; border-radius: 999px; cursor: pointer;
  background: transparent; color: var(--mute); border: 1px solid var(--line);
  transition: color .18s, border-color .18s, background .18s;
}
.filters button:hover { color: var(--ink); border-color: rgba(255, 255, 255, .3); }
.filters button[aria-selected="true"] { background: var(--ink); color: #0B0C10; border-color: var(--ink); }
.filters small { font: 400 11px/1 var(--mono); margin-left: 6px; opacity: .6; }

/* ── 流程表 ── */
.rundown { border-top: 1px solid rgba(255, 255, 255, .35); }
.rd-row {
  display: grid; grid-template-columns: 64px 1fr 140px 76px; gap: 16px; align-items: baseline;
  padding: 16px 10px; border-bottom: 1px solid var(--line);
}
.rd-head { font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--mute); padding: 12px 10px; }
button.rd-row {
  width: 100%; background: none; border: 0; border-bottom: 1px solid var(--line);
  text-align: left; font: inherit; color: inherit; cursor: pointer;
  transition: background .18s, padding-left .3s var(--ease);
}
.js button.rd-row.in { transition: opacity .9s var(--ease), filter .9s var(--ease), transform .9s var(--ease), background .18s, padding-left .3s var(--ease); transition-delay: calc(var(--i, 0) * 60ms), calc(var(--i, 0) * 60ms), calc(var(--i, 0) * 60ms), 0s, 0s; }
button.rd-row:hover, button.rd-row:focus-visible { background: rgba(255, 255, 255, .045); padding-left: 18px; }
button.rd-row[hidden] { display: none; }
.rd-row .c { font: 400 13px/1 var(--mono); color: var(--mute); transition: color .18s; }
.rd-row .t { font-size: 17px; font-weight: 700; line-height: 1.45; }
.rd-row .k { font-size: 14px; color: var(--mute); }
.rd-row .d { font: 400 13px/1 var(--mono); text-align: right; color: var(--mute); }
button.rd-row:hover .c { color: var(--tally); }
.peek {
  position: fixed; z-index: 30; width: 340px; aspect-ratio: 16/9; object-fit: cover;
  pointer-events: none; opacity: 0; transform: translate(24px, -50%) scale(.94);
  transition: opacity .2s ease, transform .35s var(--ease); border-radius: 12px; background: #000;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .1), 0 24px 70px rgba(0, 0, 0, .6);
}
.peek.on { opacity: 1; transform: translate(24px, -50%) scale(1); }

/* ── 攝影 ── */
.masonry { columns: 3 280px; column-gap: 16px; }
.masonry button {
  display: block; width: 100%; margin: 0 0 16px; padding: 0; border: 0; background: var(--bg-2);
  cursor: zoom-in; break-inside: avoid; border-radius: 10px; overflow: hidden;
}
.masonry img { width: 100%; height: auto; transition: transform .9s var(--ease), filter .4s; }
.masonry button:hover img { transform: scale(1.035); filter: brightness(1.08); }

/* ── 平面：一個案子一列，同一列的圖等高排滿 ── */
.note { margin: 16px 0 0; color: var(--mute); font-size: 15px; max-width: 62ch; }
.gproj { margin-bottom: clamp(28px, 4vw, 48px); }
.gproj-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 2px; border-top: 1px solid var(--line); }
.gproj-head h3 { font-size: 17px; }
.gproj-head span { font: 400 12px/1 var(--mono); color: var(--mute); white-space: nowrap; }
.grow { display: flex; gap: 12px; }
.grow button {
  flex: var(--r) 1 0%; aspect-ratio: var(--r); min-width: 0; padding: 0; border: 0; cursor: zoom-in;
  background: var(--bg-2); border-radius: 10px; overflow: hidden;
}
.grow img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease), filter .4s; }
.grow button:hover img { transform: scale(1.035); filter: brightness(1.08); }

/* ── 服務 ── */
.services { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.services li {
  padding: 26px 24px 28px; border-radius: 16px; background: var(--bg-2);
  box-shadow: inset 0 0 0 1px var(--line);
}
.js .services li.in { transition: opacity .9s var(--ease), filter .9s var(--ease), transform .5s var(--ease), box-shadow .3s; transition-delay: calc(var(--i, 0) * 80ms), calc(var(--i, 0) * 80ms), 0s, 0s; }
.js .services li.in:hover { transform: translateY(-4px); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .28); }
.num { font: 500 12px/1 var(--mono); color: var(--mute); }
.services h3 { font-size: 21px; margin: 18px 0 12px; }
.services p { margin: 0 0 16px; color: var(--mute); font-size: 15px; }
.deliver { font-size: 14px !important; color: var(--ink) !important; margin-bottom: 0 !important; }
.deliver b { display: block; font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--mute); margin-bottom: 8px; }

/* ── 流程 ── */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); }
.steps li { padding: 22px 20px 0 0; border-top: 1px solid rgba(255, 255, 255, .35); position: relative; }
.steps li::before {
  content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--ink);
}
.steps li:last-child::before { background: var(--tally); border-color: var(--tally); box-shadow: 0 0 12px var(--tally); }
.tc-label { font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--mute); }
.steps h3 { font-size: 19px; margin: 12px 0 8px; }
.steps p { margin: 0; font-size: 14px; color: var(--mute); }

/* ── 關於 ── */
.about { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.about-photo { margin: 0; border-radius: 14px; overflow: hidden; box-shadow: 0 0 0 1px rgba(255, 255, 255, .07); }
.about-photo img { width: 100%; height: auto; }
.about h2 { margin-bottom: 20px; }
.lead { font-size: 18px; margin: 0 0 32px; }
.projects { margin: 0; border-top: 1px solid var(--line); }
.projects div { display: grid; grid-template-columns: 140px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.projects dt { font-weight: 700; font-size: 15px; }
.projects dd { margin: 0; color: var(--mute); font-size: 15px; }
.motto { margin: 32px 0 0; font-weight: 700; font-size: 20px; }

/* ── 聯絡：收場，開場那支 reel 的光在這裡再出現一次 ── */
.contact { position: relative; isolation: isolate; overflow: hidden; margin-top: clamp(96px, 12vw, 176px); padding: clamp(80px, 11vw, 160px) 0 clamp(64px, 8vw, 112px); border-top: 1px solid var(--line); }
.contact-glow {
  position: absolute; z-index: -1; left: -10%; top: -45%; width: 120%; height: 120%; max-width: none;
  filter: blur(90px) saturate(1.6); opacity: .4; pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse 55% 55% at 50% 45%, #000 0%, transparent 78%);
  mask-image: radial-gradient(ellipse 55% 55% at 50% 45%, #000 0%, transparent 78%);
}
.contact h2 { font-size: clamp(44px, 8vw, 128px); line-height: 1.1; }
.contact-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: clamp(28px, 4vw, 48px) 0 clamp(48px, 6vw, 80px); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.channels { list-style: none; margin: 0; padding: 0; }
.channels li { display: grid; grid-template-columns: 72px 1fr; gap: 16px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--line); }
.channels li:first-child { border-top: 1px solid var(--line); }
.channels span { font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--mute); }
.channels a { font-size: clamp(18px, 2vw, 24px); font-weight: 700; text-decoration: none; transition: opacity .18s; }
.channels a:hover { opacity: .7; }
.brief { border-radius: 16px; padding: 26px 30px; background: rgba(255, 255, 255, .04); box-shadow: inset 0 0 0 1px var(--line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.brief-title { margin: 0 0 12px; font-weight: 700; }
.brief ol { margin: 0; padding-left: 1.3em; color: #C4C0B8; }

.foot { position: relative; z-index: 2; background: var(--bg); display: flex; justify-content: space-between; padding: 28px var(--gutter) 40px; font: 400 12px/1 var(--mono); color: var(--mute); border-top: 1px solid var(--line); }
.foot a { text-decoration: none; }

/* ── 燈箱 ── */
.lightbox {
  position: fixed; inset: 0; z-index: 50; background: rgba(6, 7, 10, .94);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  display: grid; grid-template-columns: 64px 1fr 64px; grid-template-rows: 1fr auto; align-items: center;
  animation: lbIn .25s ease;
}
@keyframes lbIn { from { opacity: 0; } }
.lightbox[hidden] { display: none; }
.lightbox::before {
  content: ""; position: absolute; z-index: -1; inset: 12% 14% 18%;
  background: var(--poster, none) center / cover; filter: blur(90px) saturate(1.6); opacity: .5;
}
.lb-stage { grid-column: 2; display: flex; justify-content: center; align-items: center; height: calc(100vh - 96px); padding: 24px 0 0; }
.lb-stage img, .lb-stage video { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 8px; }
.lb-stage video, .lb-stage iframe { width: min(100%, 1600px); aspect-ratio: 16/9; background: #000; border: 0; max-height: 100%; border-radius: 8px; }
/* 直式短片（Shorts）：以高度為準，維持 9:16 */
.lb-stage iframe.vert { width: auto; height: 100%; aspect-ratio: 9/16; max-width: 100%; }
.lightbox button { background: none; border: 0; color: var(--ink); font: 400 28px/1 var(--mono); cursor: pointer; padding: 16px; opacity: .7; transition: opacity .18s; }
.lightbox button:hover { opacity: 1; }
.lb-close { position: absolute; top: 8px; right: 8px; z-index: 2; }
.lb-prev { grid-column: 1; } .lb-next { grid-column: 3; }
.lb-cap { grid-column: 1 / -1; margin: 0; padding: 12px 24px 20px; text-align: center; color: #B9B5AD; font: 400 13px/1.4 var(--mono); }

/* ── 窄螢幕 ── */
@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(32px, 9.6vw, 96px); }
  .services { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .nav { display: none; }
  .top .btn-small { margin-left: auto; }
  .feature { grid-template-columns: 1fr; }
  .card:first-child { grid-row: auto; }
  .card:first-child .frame { height: auto; aspect-ratio: 16/9; min-height: 0; }
  .card video { display: none; }
  .steps { grid-template-columns: 1fr; border-left: 1px solid rgba(255, 255, 255, .35); margin-left: 4px; }
  .steps li { border-top: 0; padding: 0 0 28px 24px; }
  .steps li::before { top: 4px; left: -5px; }
  .about { grid-template-columns: 1fr; }
  .about-photo { max-width: 420px; }
  .contact-grid { grid-template-columns: 1fr; }
  .peek { display: none; }
}
@media (max-width: 600px) {
  .rd-row { grid-template-columns: 34px 1fr 62px; gap: 12px; padding-left: 2px; padding-right: 2px; }
  .rd-row .k, .rd-head span:nth-child(3) { display: none; }
  button.rd-row:hover { padding-left: 2px; }
  .services { grid-template-columns: 1fr; }
  .projects div, .client-groups div { grid-template-columns: 1fr; gap: 6px; }
  .client-groups dd { gap: 4px 24px; }
  .lightbox { grid-template-columns: 44px 1fr 44px; }
  .lightbox button { padding: 8px; font-size: 22px; }
  .card .meta { flex-direction: column; gap: 2px; }
  /* 手機：鏡頭排改成可以左右滑的一列，每顆固定 76px */
  .hero { --cam-w: 76px; }
  .sw-cams { display: flex; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none; padding: 6px 2px 2px; margin: 0 calc(var(--gutter) * -1); padding-left: var(--gutter); padding-right: var(--gutter); }
  .sw-cams::-webkit-scrollbar { display: none; }
  .cam { flex: 0 0 76px; scroll-snap-align: center; }
  .sw-hint { display: none; }
  .grow { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .grow button { aspect-ratio: 4 / 3; }
  .ambient { filter: blur(48px) saturate(1.6); }
  .sheet, .spill { border-radius: 22px 22px 0 0; }
  .sheet { margin-top: -22px; }
  .btn-big { padding: 16px 22px; font-size: 16px; }
}
/* 視窗很矮時（筆電開著工具列、手機橫放）：標題跟著高度縮小，收掉角落的時間碼，避免疊在一起 */
@media (max-height: 720px) {
  .hero h1 { font-size: clamp(28px, min(9.6vw, 9.5vh), 72px); }
  .hero-inner { padding-bottom: calc(var(--sw-h) + 14px); gap: 14px 48px; }
  .switcher { padding-bottom: 44px; }
  .hero { --sw-h: calc(var(--cam-w) * 9 / 16 + 82px); }
  .sw-hint { display: none; }
  .hero-side p { margin-bottom: 16px; font-size: 16px; }
  .hero .cue { margin-bottom: 12px; }
  .monitor-ui { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .onair .tally, .sw-now .tally { animation: none; }
  .switcher { transform: none; }
  .cam { transition: none; }
  .js .rv, .js .hr { opacity: 1; transform: none; filter: none; }
  .hero-media, .hero-inner { transform: none; }
  .card img, .masonry img { transition: none; }
}

/* ── AI 商品視覺（2026-10 加）── */
.grow button { position: relative; }
.gtag {
position: absolute; left: 10px; top: 10px; z-index: 1; pointer-events: none;
display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 999px;
font: 500 11px/1 var(--mono); letter-spacing: .08em; color: #fff;
background: rgba(0, 0, 0, .55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.gtag.ai::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--tally); box-shadow: 0 0 8px var(--tally); }
/* 服務變 5 項：寬螢幕一排 5 張；中等 3+2（AI 那張佔兩格）；平板 2 欄（AI 那張整排）；手機 1 欄 */
.services { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1320px) { .services { grid-template-columns: repeat(3, 1fr); } .svc-ai { grid-column: span 2; } }
@media (max-width: 1100px) { .services { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) {
.services { grid-template-columns: 1fr; }
.svc-ai { grid-column: auto; }
#graphics .grow { grid-template-columns: repeat(3, 1fr); gap: 6px; }
#graphics .grow button { aspect-ratio: 4 / 5; border-radius: 8px; }
.gtag { left: 6px; top: 6px; padding: 4px 6px; font-size: 9px; letter-spacing: .04em; }
}