/* ============================================================
   光房子創意 Lighthouse Creative — 設計系統
   品牌色（取自 logo）：深藍 #042f5e / 柔黃 #ffe56d
   ============================================================ */

:root {
  /* 品牌色（取自 logo）：深藍 #042f5e、柔黃 #ffe56d */
  --gold: #ffe56d;
  --gold-soft: #fff2a8;
  --gold-deep: #f5c518;
  --blue: #5cb3e4;
  --blue-deep: #1d5fa8;
  --blue-navy: #042f5e;
  /* 背景：帶品牌藍調的深藍，比純黑柔和明亮 */
  --bg: #10233f;
  --bg-elev: #162c4c;
  --bg-card: #1b3459;
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.20);
  --text: #eef3fa;
  --text-dim: #aebdd2;
  --text-faint: #7d8fa8;
  --radius: 14px;
  --radius-lg: 22px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang TC", "Microsoft JhengHei", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

section { padding: 96px 0; }

/* ---------- Typography ---------- */
h1, h2, h3 { line-height: 1.25; font-weight: 700; letter-spacing: 0.01em; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.section-title { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 16px; }
.section-sub { color: var(--text-dim); max-width: 620px; font-size: 1.05rem; }
.text-gold { color: var(--gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 30px; border-radius: 999px;
  font-weight: 600; font-size: 0.98rem; cursor: pointer;
  border: 1px solid transparent; transition: all 0.3s var(--ease);
}
.btn-primary { background: var(--gold); color: var(--blue-navy); font-weight: 700; }
.btn-primary:hover { background: var(--gold-soft); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255,229,109,0.28); }
.btn-ghost { border-color: var(--line-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease), border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(16, 35, 63, 0.86);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.nav-logo img { height: 46px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 34px; list-style: none; }
.nav-links a { font-size: 0.95rem; color: var(--text-dim); transition: color 0.25s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 2px; background: var(--gold);
}
.nav-cta { margin-left: 8px; }
/* 導覽列按鈕：避免被 .nav-links a 的顏色蓋掉 */
.nav-links .nav-cta a.btn-primary { color: var(--blue-navy); }
.nav-links .nav-cta a.btn-primary:hover { color: var(--blue-navy); }
.nav-links .nav-cta a.btn-primary::after { display: none; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 30px; height: 22px; position: relative; }
.nav-toggle span { position: absolute; left: 0; width: 100%; height: 2px; background: var(--text); transition: 0.3s var(--ease); }
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 10px; }
.nav-toggle span:nth-child(3) { top: 20px; }
.nav-toggle.open span:nth-child(1) { top: 10px; transform: rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { top: 10px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; display: flex; align-items: center; position: relative;
  padding: 120px 0 80px; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 75% 30%, rgba(92,179,228,0.20), transparent 45%),
    radial-gradient(circle at 15% 80%, rgba(255,229,109,0.12), transparent 40%);
  z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-tags { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
.hero-tag { font-size: 0.82rem; color: var(--blue); letter-spacing: 0.08em; }
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5rem); line-height: 1.1; letter-spacing: 0.04em;
  margin-bottom: 26px;
}
.hero h1 .accent { color: var(--gold); }
.hero p { font-size: 1.15rem; color: var(--text-dim); max-width: 560px; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.scroll-hint {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  color: var(--text-faint); font-size: 0.75rem; letter-spacing: 0.2em; z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.scroll-hint::after { content: ""; width: 1px; height: 40px; background: linear-gradient(var(--gold), transparent); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats { padding: 56px 0; }
.stat { text-align: center; }
.stat .num { font-size: clamp(2rem, 5vw, 3rem); font-weight: 700; color: var(--gold); line-height: 1; }
.stat .label { color: var(--text-dim); font-size: 0.92rem; margin-top: 10px; }

/* ---------- Service blocks ---------- */
.service-row { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.service-row.reverse .service-media { order: 2; }
.service-media {
  border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line);
  background: var(--blue-navy); aspect-ratio: 4 / 3; max-height: 400px;
}
.service-media img { width: 100%; height: 100%; object-fit: cover; }
.service-copy h3 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: 20px; }
.feature-list { list-style: none; margin: 26px 0 34px; }
.feature-list li { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--text-dim); }
.feature-list li strong { color: var(--text); display: block; margin-bottom: 2px; }
.feature-list li .dot { color: var(--gold); flex-shrink: 0; font-size: 1.1rem; line-height: 1.6; }

/* ---------- Cards / Portfolio ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.p-card {
  border-radius: var(--radius); overflow: hidden; background: var(--bg-card);
  border: 1px solid var(--line); transition: transform 0.4s var(--ease), border-color 0.4s;
}
.p-card:hover { transform: translateY(-6px); border-color: var(--line-strong); }
.p-card .thumb { aspect-ratio: 16/10; overflow: hidden; background: var(--blue-navy); }
.p-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.p-card:hover .thumb img { transform: scale(1.06); }
.p-card .body { padding: 22px; }
.p-card .tagline { color: var(--gold); font-size: 0.78rem; letter-spacing: 0.1em; margin-bottom: 10px; }
.p-card h4 { font-size: 1.05rem; line-height: 1.4; margin-bottom: 8px; }
.p-card .meta { color: var(--text-faint); font-size: 0.85rem; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--blue-navy), var(--blue-deep));
  border-radius: var(--radius-lg); padding: 64px 48px; text-align: center; position: relative; overflow: hidden;
}
.cta-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 20%, rgba(255,229,109,0.20), transparent 50%); }
.cta-band > * { position: relative; }
.cta-band h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 16px; }
.cta-band p { color: rgba(255,255,255,0.82); margin-bottom: 30px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-elev); border-top: 1px solid var(--line); padding: 70px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand img { height: 52px; margin-bottom: 22px; }
.footer-brand p { color: var(--text-dim); font-size: 0.92rem; max-width: 300px; }
.footer-col h5 { font-size: 0.82rem; letter-spacing: 0.15em; color: var(--text-faint); text-transform: uppercase; margin-bottom: 18px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a, .footer-col span { color: var(--text-dim); font-size: 0.92rem; transition: color 0.25s; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom { margin-top: 50px; padding-top: 26px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 16px; color: var(--text-faint); font-size: 0.85rem; flex-wrap: wrap; }
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: var(--text-dim); }
.footer-social a:hover { color: var(--gold); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: 170px 0 70px; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 0%, rgba(92,179,228,0.16), transparent 50%); }
.page-hero .wrap { position: relative; }
.page-hero h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); margin-bottom: 18px; letter-spacing: 0.03em; }
.page-hero p { color: var(--text-dim); font-size: 1.1rem; max-width: 640px; }
.breadcrumb { color: var(--text-faint); font-size: 0.85rem; margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--gold); }

/* ---------- About proof ---------- */
.proof-list { display: grid; gap: 18px; margin-top: 20px; }
.proof-item { display: flex; gap: 16px; padding: 22px 26px; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); }
.proof-item .mark { color: var(--gold); font-size: 1.4rem; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 40px; }
.value-card { padding: 34px 28px; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); transition: border-color 0.3s; }
.value-card:hover { border-color: var(--gold); }
.value-card .n { font-size: 0.85rem; color: var(--gold); letter-spacing: 0.1em; margin-bottom: 16px; }
.value-card h4 { font-size: 1.2rem; margin-bottom: 12px; }
.value-card p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Form ---------- */
.form-wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; }
.quote-form { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 40px; }
.field { margin-bottom: 22px; }
.field label { display: block; font-size: 0.9rem; margin-bottom: 9px; color: var(--text); }
.field label .req { color: var(--gold); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 16px; background: var(--bg); border: 1px solid var(--line-strong);
  border-radius: 10px; color: var(--text); font-family: inherit; font-size: 0.95rem; transition: border-color 0.25s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); }
.field textarea { min-height: 120px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.chip-group { display: flex; gap: 12px; flex-wrap: wrap; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; }
.chip label {
  display: inline-block; padding: 10px 20px; border: 1px solid var(--line-strong); border-radius: 999px;
  cursor: pointer; margin: 0; color: var(--text-dim); transition: all 0.25s;
}
.chip input:checked + label { background: var(--gold); color: var(--blue-navy); font-weight: 600; border-color: var(--gold); }
.check-row { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.check-row input { width: 18px; height: 18px; accent-color: var(--gold); }
.check-row label { margin: 0; color: var(--text-dim); font-size: 0.92rem; }
.form-note { color: var(--text-faint); font-size: 0.85rem; margin-top: 10px; }
.form-status { margin-top: 16px; padding: 14px 18px; border-radius: 10px; display: none; font-size: 0.92rem; }
.form-status.ok { display: block; background: rgba(92,179,228,0.14); border: 1px solid var(--blue); color: #bfe3f5; }
.form-status.err { display: block; background: rgba(255,90,90,0.1); border: 1px solid #d66; color: #f0b8b8; }
.contact-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px; }
.contact-card h3 { margin-bottom: 24px; }
.contact-item { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .ico { color: var(--gold); }
.contact-item .k { font-size: 0.8rem; color: var(--text-faint); margin-bottom: 3px; }
.contact-item .v { color: var(--text); }

/* ---------- Commitment（企業承諾：禁菸、團險） ---------- */
.commit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 40px; }
.commit-card {
  padding: 36px 32px; background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius-lg); position: relative; overflow: hidden; transition: border-color 0.3s;
}
.commit-card:hover { border-color: var(--gold); }
.commit-card::after {
  content: ""; position: absolute; top: 0; right: 0; width: 140px; height: 140px;
  background: radial-gradient(circle at 100% 0%, rgba(255,229,109,0.12), transparent 70%);
}
.commit-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(255,229,109,0.12); border: 1px solid rgba(255,229,109,0.32);
  color: var(--gold); font-size: 1.4rem; margin-bottom: 20px;
}
.commit-card h4 { font-size: 1.25rem; margin-bottom: 12px; }
.commit-card p { color: var(--text-dim); font-size: 0.97rem; }
.commit-badge {
  display: inline-block; margin-top: 16px; padding: 6px 14px; border-radius: 999px;
  background: rgba(92,179,228,0.14); border: 1px solid rgba(92,179,228,0.38);
  color: var(--blue); font-size: 0.82rem; letter-spacing: 0.04em;
}
/* 首頁窄版信任條 */
.trust-strip {
  display: flex; gap: 16px; flex-wrap: wrap; justify-content: center;
  padding: 26px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.trust-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 22px;
  border: 1px solid var(--line); border-radius: 999px; color: var(--text-dim); font-size: 0.92rem;
}
.trust-item .ic { color: var(--gold); }
.trust-item strong { color: var(--text); font-weight: 600; }

/* ---------- Nav dropdown（服務項目） ---------- */
.has-drop { position: relative; }
.has-drop > a::before { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 18px; }
.drop {
  position: absolute; top: calc(100% + 18px); left: 50%; transform: translateX(-50%) translateY(10px);
  min-width: 210px; background: rgba(16, 35, 63, 0.97); backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 8px;
  list-style: none; opacity: 0; visibility: hidden; transition: all 0.28s var(--ease); z-index: 50;
}
.has-drop:hover .drop, .has-drop:focus-within .drop {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.drop li { width: 100%; }
.drop a {
  display: block; padding: 11px 16px; border-radius: 9px; font-size: 0.92rem;
  color: var(--text-dim); white-space: nowrap;
}
.drop a:hover { background: rgba(255,255,255,0.06); color: var(--gold); }
.drop a::after { display: none !important; }

/* ---------- 四大服務總覽 ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.svc-card {
  display: block; padding: 34px 30px; background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius-lg); transition: transform 0.35s var(--ease), border-color 0.35s;
}
.svc-card:hover { transform: translateY(-5px); border-color: var(--gold); }
.svc-card .sn { font-size: 0.8rem; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 14px; }
.svc-card h3 { font-size: 1.45rem; margin-bottom: 12px; }
.svc-card p { color: var(--text-dim); font-size: 0.96rem; margin-bottom: 18px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: 0.8rem; padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--text-dim);
}
.svc-card:hover .tag { border-color: rgba(255,229,109,0.3); }
.svc-more { display: inline-block; margin-top: 18px; color: var(--gold); font-size: 0.92rem; font-weight: 600; }

/* ---------- 能力清單（服務細項） ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.cap-item {
  padding: 20px 22px; background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); transition: border-color 0.3s;
}
.cap-item:hover { border-color: var(--line-strong); }
.cap-item strong { display: block; color: var(--text); margin-bottom: 5px; font-size: 1rem; }
.cap-item span { color: var(--text-dim); font-size: 0.88rem; }

/* ---------- USP 獨特銷售主張 ---------- */
.usp-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.usp-card { padding: 30px 26px; border-left: 2px solid var(--gold); background: var(--bg-card); border-radius: 0 var(--radius) var(--radius) 0; }
.usp-card h4 { font-size: 1.08rem; margin-bottom: 10px; }
.usp-card p { color: var(--text-dim); font-size: 0.93rem; }

/* ---------- 團隊 ---------- */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 40px; }
.team-card {
  padding: 34px 28px; background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius-lg); text-align: center; transition: border-color 0.3s, transform 0.35s var(--ease);
}
.team-card:hover { border-color: var(--gold); transform: translateY(-4px); }
.team-avatar {
  width: 72px; height: 72px; margin: 0 auto 18px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1.5rem; font-weight: 700;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-navy));
  color: var(--gold); border: 1px solid rgba(255,229,109,0.3);
}
.team-card h4 { font-size: 1.15rem; margin-bottom: 4px; }
.team-card .en { color: var(--text-faint); font-size: 0.82rem; margin-bottom: 10px; }
.team-card .role { color: var(--gold); font-size: 0.88rem; margin-bottom: 12px; }
.team-card .skill { color: var(--text-dim); font-size: 0.9rem; }

/* ---------- 里程碑 ---------- */
.milestone {
  display: grid; grid-template-columns: auto 1fr; gap: 34px; align-items: start;
  padding: 44px 40px; border-radius: var(--radius-lg);
  background: linear-gradient(125deg, var(--blue-navy), #0a1f3d);
  border: 1px solid var(--line); position: relative; overflow: hidden;
}
.milestone::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 88% 12%, rgba(255,229,109,0.16), transparent 55%);
}
.milestone > * { position: relative; }
.milestone .year { font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 700; color: var(--gold); line-height: 1; }
.milestone h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); margin-bottom: 14px; }
.milestone p { color: rgba(255,255,255,0.82); font-size: 1rem; }

/* ---------- 亮點服務（AI 字幕 / VIP 平板） ---------- */
.highlight-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 40px; }
.highlight-card {
  padding: 36px 32px; border-radius: var(--radius-lg); position: relative; overflow: hidden;
  background: var(--bg-card); border: 1px solid rgba(255,229,109,0.22);
}
.highlight-card::after {
  content: ""; position: absolute; top: -40px; right: -40px; width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(255,229,109,0.14), transparent 70%);
}
.highlight-card > * { position: relative; }
.new-badge {
  display: inline-block; padding: 4px 12px; border-radius: 999px; font-size: 0.74rem;
  letter-spacing: 0.12em; background: var(--gold); color: var(--blue-navy); font-weight: 700; margin-bottom: 16px;
}
.highlight-card h4 { font-size: 1.2rem; margin-bottom: 10px; }
.highlight-card p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- 資料安全 321 ---------- */
.backup-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.backup-item { text-align: center; padding: 26px 20px; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); }
.backup-item .b-num { font-size: 2.4rem; font-weight: 700; color: var(--gold); line-height: 1; margin-bottom: 10px; }
.backup-item .b-txt { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- 類型標籤雲 ---------- */
.type-block { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; margin-top: 36px; }
.type-block h4 { font-size: 1.1rem; margin-bottom: 18px; color: var(--gold); }
.type-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.type-tags span {
  padding: 9px 18px; border-radius: 999px; font-size: 0.9rem;
  background: var(--bg-card); border: 1px solid var(--line); color: var(--text-dim);
  transition: all 0.25s;
}
.type-tags span:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- 案例清單 ---------- */
.case-list { margin-top: 34px; border-top: 1px solid var(--line); }
.case-row {
  display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center;
  padding: 20px 4px; border-bottom: 1px solid var(--line); transition: background 0.25s, padding 0.25s;
}
.case-row:hover { background: rgba(255,255,255,0.03); padding-left: 14px; }
.case-row .c-name { font-size: 1.02rem; }
.case-row .c-name b { color: var(--gold); font-weight: 600; }
.case-row .c-svc { color: var(--text-dim); font-size: 0.88rem; text-align: right; }

/* ---------- 影音作品牆 ---------- */
.filter-bar { display: flex; gap: 12px; flex-wrap: wrap; margin: 34px 0 30px; }
.filter-btn {
  padding: 10px 22px; border-radius: 999px; cursor: pointer; font-family: inherit; font-size: 0.93rem;
  background: transparent; border: 1px solid var(--line-strong); color: var(--text-dim); transition: all 0.25s;
  line-height: 1.5;
}
.filter-btn:hover { border-color: var(--gold); color: var(--gold); }
.filter-btn.on { background: var(--gold); border-color: var(--gold); color: var(--blue-navy); font-weight: 700; }

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.work-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; cursor: pointer; text-align: left; padding: 0; font-family: inherit; width: 100%;
  transition: transform 0.4s var(--ease), border-color 0.4s;
}
.work-card:hover { transform: translateY(-6px); border-color: var(--gold); }
.work-thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--blue-navy); }
.work-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.work-card:hover .work-thumb img { transform: scale(1.06); }
.work-thumb::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(4,47,94,0.85), transparent 55%);
}
.play-btn {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.9);
  width: 58px; height: 58px; border-radius: 50%; z-index: 2;
  background: rgba(255,229,109,0.94); display: grid; place-items: center;
  opacity: 0; transition: all 0.35s var(--ease);
}
.play-btn::before {
  content: ""; border-style: solid; border-width: 10px 0 10px 17px;
  border-color: transparent transparent transparent var(--blue-navy); margin-left: 4px;
}
.work-card:hover .play-btn { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.work-year {
  position: absolute; left: 14px; bottom: 12px; z-index: 2;
  color: var(--gold); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em;
}
.work-body { padding: 18px 20px 22px; }
.work-body .w-client { color: var(--gold); font-size: 0.82rem; margin-bottom: 7px; letter-spacing: 0.03em; }
.work-body h4 { font-size: 1rem; line-height: 1.45; margin-bottom: 9px; color: var(--text); }
.work-body .w-svc { color: var(--text-faint); font-size: 0.83rem; }

/* ---------- 燈箱播放器 ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: none;
  background: rgba(6, 16, 30, 0.94); backdrop-filter: blur(10px);
  align-items: center; justify-content: center; padding: 24px;
}
.lightbox.on { display: flex; }
.lb-inner { width: min(1100px, 100%); }
.lb-frame {
  position: relative; width: 100%; aspect-ratio: 16/9; background: #000;
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-strong);
}
.lb-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.lb-meta { margin-top: 18px; }
.lb-meta .lb-client { color: var(--gold); font-size: 0.9rem; margin-bottom: 6px; }
.lb-meta h3 { font-size: 1.25rem; margin-bottom: 6px; }
.lb-meta .lb-svc { color: var(--text-dim); font-size: 0.92rem; }
.lb-close {
  position: absolute; top: 20px; right: 24px; width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.08); border: 1px solid var(--line-strong); color: var(--text);
  font-size: 1.5rem; line-height: 1; cursor: pointer; transition: all 0.25s; z-index: 210;
}
.lb-close:hover { background: var(--gold); color: var(--blue-navy); border-color: var(--gold); }

/* ---------- 線條圖示 ---------- */
.ico-svg { width: 22px; height: 22px; flex-shrink: 0; stroke: var(--gold); fill: none;
  stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.commit-icon .ico-svg { width: 26px; height: 26px; }
.value-card .v-ico { margin-bottom: 18px; display: block; }
.value-card .v-ico .ico-svg { width: 26px; height: 26px; }
.feature-list li .ico-svg { width: 18px; height: 18px; margin-top: 5px; }
.trust-item .ico-svg, .proof-item .ico-svg, .contact-item .ico-svg { width: 19px; height: 19px; }
.proof-item .ico-svg { margin-top: 3px; }

/* ---------- 客戶牆 ---------- */
.client-wall {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; margin-top: 36px;
}
.client-cell {
  background: var(--bg); min-height: 104px; display: grid; place-items: center;
  padding: 20px 16px; text-align: center; transition: background 0.3s, color 0.3s;
}
.client-cell:hover { background: var(--bg-card); }
.client-cell .c-name { color: var(--text-dim); font-size: 0.95rem; font-weight: 500; line-height: 1.4; transition: color 0.3s; }
.client-cell:hover .c-name { color: var(--gold); }
.client-cell .c-en { display: block; color: var(--text-faint); font-size: 0.74rem; margin-top: 4px; letter-spacing: 0.04em; }
.client-note { color: var(--text-faint); font-size: 0.86rem; margin-top: 18px; }

/* ---------- 服務流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 44px; position: relative; }
.flow::before {
  content: ""; position: absolute; top: 26px; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 12%, var(--line-strong) 88%, transparent);
}
.flow-step { text-align: center; padding: 0 12px; position: relative; }
.flow-num {
  width: 52px; height: 52px; margin: 0 auto 18px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 700; font-size: 1.05rem;
  background: var(--bg-card); border: 1px solid var(--line-strong); color: var(--gold);
  position: relative; z-index: 1; transition: all 0.3s;
}
.flow-step:hover .flow-num { border-color: var(--gold); background: var(--gold); color: var(--blue-navy); }
.flow-step h4 { font-size: 1.02rem; margin-bottom: 8px; }
.flow-step p { color: var(--text-dim); font-size: 0.88rem; }

/* ---------- 設備清單 ---------- */
.gear-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 36px; }
.gear-block { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 30px; }
.gear-block h4 { font-size: 1.08rem; margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.gear-block ul { list-style: none; }
.gear-block li { color: var(--text-dim); font-size: 0.93rem; padding: 7px 0 7px 18px; position: relative; }
.gear-block li::before {
  content: ""; position: absolute; left: 0; top: 15px; width: 6px; height: 1px; background: var(--gold);
}

/* ---------- 常見問答 ---------- */
.faq { margin-top: 36px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
  padding: 22px 44px 22px 0; color: var(--text); font-size: 1.03rem; font-family: inherit;
  position: relative; transition: color 0.25s; line-height: 1.5;
}
.faq-q:hover { color: var(--gold); }
.faq-q::after, .faq-q::before {
  content: ""; position: absolute; right: 8px; top: 50%; background: var(--gold);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.faq-q::before { width: 14px; height: 1.5px; transform: translateY(-50%); }
.faq-q::after { width: 1.5px; height: 14px; right: 14px; transform: translateY(-50%); }
.faq-item.open .faq-q::after { transform: translateY(-50%) rotate(90deg); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.faq-item.open .faq-a { max-height: 460px; }
.faq-a p { color: var(--text-dim); font-size: 0.95rem; padding: 0 40px 24px 0; }

/* ---------- 報價試算器 ---------- */
.calc-wrap { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 38px 40px; }
.calc-hint { color: var(--text-faint); font-size: 0.8rem; font-weight: 400; margin-left: 4px; }
.calc-wrap .field { margin-bottom: 16px; }
.calc-wrap .field label { font-size: 0.9rem; }

/* 步驟 */
.calc-step { display: grid; grid-template-columns: 40px 1fr; gap: 20px; padding-bottom: 34px; }
.calc-step + .calc-step { border-top: 1px solid var(--line); padding-top: 34px; }
.calc-step:last-child { padding-bottom: 0; }
.calc-step-no {
  width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
  background: var(--gold); color: var(--blue-navy); font-weight: 700; font-size: 0.92rem;
}
.calc-step-body h4 { font-size: 1.15rem; margin-bottom: 6px; }
.calc-step-hint { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 20px; }

/* 服務勾選 */
.svc-pick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.svc-pick-item {
  display: flex; gap: 12px; align-items: flex-start; cursor: pointer; margin: 0;
  padding: 16px 18px; border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--bg); transition: all 0.25s;
}
.svc-pick-item:hover { border-color: rgba(255,229,109,0.5); }
.svc-pick-item input { position: absolute; opacity: 0; pointer-events: none; }
.svc-pick-box {
  width: 19px; height: 19px; border-radius: 5px; border: 1.5px solid var(--line-strong);
  flex-shrink: 0; margin-top: 2px; position: relative; transition: all 0.25s;
}
.svc-pick-item input:checked ~ .svc-pick-box { background: var(--gold); border-color: var(--gold); }
.svc-pick-box::after {
  content: ""; position: absolute; left: 5px; top: 1.5px; width: 5px; height: 10px;
  border: solid var(--blue-navy); border-width: 0 2px 2px 0; transform: rotate(45deg) scale(0);
  transition: transform 0.2s var(--ease);
}
.svc-pick-item input:checked ~ .svc-pick-box::after { transform: rotate(45deg) scale(1); }
.svc-pick-item input:checked ~ .svc-pick-text strong { color: var(--gold); }
.svc-pick-item:has(input:checked) { border-color: var(--gold); background: rgba(255,229,109,0.04); }
.svc-pick-text strong { display: block; font-size: 0.97rem; margin-bottom: 3px; transition: color 0.25s; }
.svc-pick-text em { font-style: normal; color: var(--text-faint); font-size: 0.82rem; line-height: 1.5; }

/* 快速方案 */
.preset-row { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-top: 22px; }
.preset-label { color: var(--text-faint); font-size: 0.84rem; margin-right: 4px; }
.preset-btn {
  padding: 8px 16px; border-radius: 999px; cursor: pointer; font-family: inherit; font-size: 0.85rem;
  background: transparent; border: 1px solid var(--line-strong); color: var(--text-dim); transition: all 0.25s;
}
.preset-btn:hover { border-color: var(--gold); color: var(--gold); }
.preset-btn.on { background: var(--gold); border-color: var(--gold); color: var(--blue-navy); font-weight: 600; }

/* 細項面板 */
.calc-panel { padding: 22px 24px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px; }
.calc-panel:last-child { margin-bottom: 0; }
.calc-panel-title {
  font-size: 0.86rem; letter-spacing: 0.1em; color: var(--gold); font-weight: 600;
  padding-bottom: 10px; margin-bottom: 16px; border-bottom: 1px solid var(--line);
}

/* 結果 */
.calc-result { display: grid; grid-template-columns: 320px 1fr; gap: 28px; align-items: start; }
.calc-total {
  background: linear-gradient(135deg, var(--blue-navy), #0a1f3d); border: 1px solid rgba(255,229,109,0.28);
  border-radius: var(--radius); padding: 26px 24px;
}
.calc-total-label { color: var(--text-dim); font-size: 0.84rem; letter-spacing: 0.1em; margin-bottom: 10px; }
.calc-total-num { font-size: 1.4rem; font-weight: 700; color: var(--gold); line-height: 1.4; word-break: break-word; }
.calc-total-note { color: var(--text-faint); font-size: 0.78rem; margin-top: 12px; line-height: 1.6; }
.calc-items-title { font-size: 0.82rem; letter-spacing: 0.12em; color: var(--text-faint); margin-bottom: 12px; }
.calc-items ul { list-style: none; }
.calc-items li {
  padding: 10px 0 10px 18px; border-bottom: 1px solid var(--line); color: var(--text-dim);
  font-size: 0.9rem; position: relative;
}
.calc-items li::before { content: ""; position: absolute; left: 0; top: 19px; width: 7px; height: 1px; background: var(--gold); }
.calc-items li:last-child { border-bottom: 0; }
.calc-items .calc-empty { color: var(--text-faint); }
.calc-items .calc-empty::before { display: none; }

@media (max-width: 900px) {
  .calc-wrap { padding: 26px 20px; }
  .calc-step { grid-template-columns: 1fr; gap: 14px; }
  .calc-step-no { width: 30px; height: 30px; font-size: 0.85rem; }
  .svc-pick { grid-template-columns: 1fr; }
  .calc-result { grid-template-columns: 1fr; gap: 22px; }
  .calc-panel { padding: 18px 16px; }
}

/* ---------- 法律條文頁（隱私權政策等） ---------- */
.legal-updated { color: var(--text-faint); font-size: 0.86rem; margin-top: 16px; }
.legal { max-width: 780px; }
.legal h2 {
  font-size: 1.15rem; margin: 44px 0 14px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line); color: var(--text);
}
.legal h2:first-child { margin-top: 0; }
.legal p { color: var(--text-dim); font-size: 0.97rem; margin-bottom: 14px; }
.legal ul { list-style: none; margin: 0 0 18px; }
.legal li {
  color: var(--text-dim); font-size: 0.97rem; padding: 7px 0 7px 20px;
  position: relative; line-height: 1.75;
}
.legal li::before {
  content: ""; position: absolute; left: 0; top: 16px; width: 8px; height: 1px; background: var(--gold);
}
.legal strong { color: var(--text); font-weight: 600; }
.legal a { color: var(--gold); border-bottom: 1px solid rgba(255,229,109,0.3); }
.legal a:hover { border-bottom-color: var(--gold); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  section { padding: 70px 0; }
  .nav-links {
    position: fixed; inset: 84px 0 auto 0; flex-direction: column; gap: 0;
    background: rgba(16, 35, 63, 0.97); backdrop-filter: blur(14px);
    padding: 20px 24px 30px; border-bottom: 1px solid var(--line);
    transform: translateY(-120%); transition: transform 0.4s var(--ease); align-items: stretch;
  }
  .nav-links.open { transform: none; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav-links .nav-cta { margin: 14px 0 0; }
  .nav-links .nav-cta .btn { width: 100%; justify-content: center; }
  .nav-toggle { display: block; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 36px 24px; }
  .service-row, .form-wrap { grid-template-columns: 1fr; gap: 34px; }
  .service-row.reverse .service-media { order: 0; }
  .work-grid, .gear-grid { grid-template-columns: 1fr; }
  .client-wall { grid-template-columns: repeat(2, 1fr); }
  .client-cell { min-height: 88px; padding: 16px 12px; }
  .flow { grid-template-columns: 1fr; gap: 28px; }
  .flow::before { display: none; }
  .flow-step { display: grid; grid-template-columns: 52px 1fr; gap: 18px; text-align: left; align-items: start; padding: 0; }
  .flow-num { margin: 0; }
  .filter-bar { gap: 8px; }
  .filter-btn { padding: 9px 16px; font-size: 0.88rem; }
  .lb-close { top: 12px; right: 14px; }
  .card-grid, .value-grid, .commit-grid, .svc-grid,
  .cap-grid, .usp-grid, .team-grid, .highlight-grid, .type-block { grid-template-columns: 1fr; }
  .backup-row { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .backup-item { padding: 18px 10px; }
  .backup-item .b-num { font-size: 1.8rem; }
  .milestone { grid-template-columns: 1fr; gap: 18px; padding: 34px 26px; }
  .case-row { grid-template-columns: 1fr; gap: 6px; }
  .case-row .c-svc { text-align: left; }
  /* 手機版下拉選單改為展開清單 */
  .drop {
    position: static; transform: none; opacity: 1; visibility: visible;
    background: transparent; border: 0; padding: 0 0 0 14px; min-width: 0; backdrop-filter: none;
  }
  .has-drop:hover .drop, .has-drop:focus-within .drop { transform: none; }
  .drop a { padding: 11px 0; border-bottom: 1px solid var(--line); }
  .trust-strip { flex-direction: column; align-items: stretch; }
  .trust-item { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
  .cta-band { padding: 48px 26px; }
  .quote-form { padding: 28px; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* 頁尾版權列的連結 */
.footer-bottom a { color: var(--text-dim); transition: color 0.25s; }
.footer-bottom a:hover { color: var(--gold); }

/* ---------- 平面攝影作品 ---------- */
.album { margin-bottom: 64px; }
.album:last-child { margin-bottom: 0; }
.album-head {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 20px;
  padding-bottom: 16px; margin-bottom: 22px; border-bottom: 1px solid var(--line); flex-wrap: wrap;
}
.album-client { color: var(--gold); font-size: 0.84rem; letter-spacing: 0.08em; margin-bottom: 6px; }
.album-head h3 { font-size: 1.3rem; }
.album-year { color: var(--text-faint); font-size: 0.9rem; font-variant-numeric: tabular-nums; }
.photo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.photo-cell {
  padding: 0; border: 0; cursor: pointer; background: var(--blue-navy);
  border-radius: 10px; overflow: hidden; aspect-ratio: 3/2; display: block;
}
.photo-cell img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s var(--ease), opacity 0.3s;
}
.photo-cell:hover img { transform: scale(1.06); opacity: 0.9; }
.photo-cell:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* 放大檢視 */
.photo-lb .photo-lb-inner {
  width: min(1200px, 92vw); display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.photo-lb img {
  max-width: 100%; max-height: 78vh; width: auto; border-radius: var(--radius);
  border: 1px solid var(--line-strong);
}
.photo-lb-meta {
  display: flex; gap: 18px; align-items: baseline; color: var(--text-dim); font-size: 0.9rem; flex-wrap: wrap;
}
.photo-lb-meta .pm-count { color: var(--text-faint); font-variant-numeric: tabular-nums; }
.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 210;
  width: 48px; height: 48px; border-radius: 50%; cursor: pointer; font-size: 1.9rem; line-height: 1;
  background: rgba(255,255,255,0.08); border: 1px solid var(--line-strong); color: var(--text);
  transition: all 0.25s;
}
.lb-nav:hover { background: var(--gold); color: var(--blue-navy); border-color: var(--gold); }
.lb-prev { left: 24px; }
.lb-next { right: 24px; }

@media (max-width: 900px) {
  .photo-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .lb-nav { width: 40px; height: 40px; font-size: 1.5rem; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
  .photo-lb img { max-height: 68vh; }
}

/* 作品集篩選列：影片分類 + 平面攝影（跳頁）維持同一種視覺 */
.filter-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 34px 0 30px; }
.filter-row .filter-bar { margin: 0; }
.filter-sep { width: 1px; height: 22px; background: var(--line-strong); }
.filter-link {
  display: inline-block; text-decoration: none;
  border-color: rgba(255, 229, 109, 0.4); color: var(--gold);
}
.filter-link:hover { background: var(--gold); border-color: var(--gold); color: var(--blue-navy); font-weight: 600; }

/* 工作現場照片牆 */
.onsite-grid { grid-template-columns: repeat(4, 1fr); margin-top: 36px; }
@media (max-width: 900px) {
  .filter-sep { display: none; }
  .onsite-grid { grid-template-columns: repeat(2, 1fr); }
}

/* 服務頁主圖：改為橫幅比例，避免整頁被一張大圖佔滿 */
.service-banner {
  border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line);
  background: var(--blue-navy); margin-bottom: 56px;
  aspect-ratio: 21 / 8; max-height: 380px;
}
.service-banner img { width: 100%; height: 100%; object-fit: cover; object-position: center 42%; }
@media (max-width: 900px) {
  .service-banner { aspect-ratio: 3 / 2; max-height: 260px; margin-bottom: 34px; }
}

/* 直式照片：完整顯示，兩側以模糊放大的同一張圖填補，避免裁掉主體 */
.service-banner.is-portrait, .service-media.is-portrait { position: relative; }
.service-banner.is-portrait::before, .service-media.is-portrait::before {
  content: ""; position: absolute; inset: 0;
  background-image: var(--shot); background-size: cover; background-position: center;
  filter: blur(30px) brightness(0.45) saturate(0.8); transform: scale(1.15);
}
.service-banner.is-portrait img, .service-media.is-portrait img {
  position: relative; object-fit: contain;
}
.service-banner.is-portrait { aspect-ratio: 16 / 9; max-height: 420px; }

/* 服務總覽卡片的照片 */
.svc-shot {
  aspect-ratio: 16 / 9; border-radius: 10px; overflow: hidden;
  background: var(--blue-navy); margin: 0 0 18px;
}
.svc-shot img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.svc-card:hover .svc-shot img { transform: scale(1.05); }

/* 直式主圖：照片與說明左右並排，空間才有意義 */
.intro-split {
  display: grid; grid-template-columns: minmax(0, 340px) 1fr; gap: 44px;
  align-items: center; margin-bottom: 56px;
}
.intro-shot {
  border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line);
  background: var(--blue-navy); aspect-ratio: 3 / 4;
}
.intro-shot img { width: 100%; height: 100%; object-fit: cover; }
.intro-copy h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); margin-bottom: 14px; }
.intro-copy p { color: var(--text-dim); margin-bottom: 20px; }
.intro-points { list-style: none; }
.intro-points li {
  color: var(--text-dim); font-size: 0.95rem; padding: 10px 0 10px 20px;
  position: relative; border-bottom: 1px solid var(--line);
}
.intro-points li:last-child { border-bottom: 0; }
.intro-points li::before {
  content: ""; position: absolute; left: 0; top: 20px; width: 8px; height: 1px; background: var(--gold);
}
@media (max-width: 900px) {
  .intro-split { grid-template-columns: 1fr; gap: 24px; margin-bottom: 34px; }
  .intro-shot { max-width: 320px; }
}

/* 活動日期的「年月日」回顯 */
.date-echo { color: var(--gold); font-size: 0.85rem; margin-top: 7px; min-height: 1.2em; }
.date-echo.warn { color: #f0a6a6; }

/* ============================================================
   背景點綴：以「燈塔的光」為母題
   1) 全站極淡的網格底紋，讓深藍不再是一片死板的色塊
   2) 區段交界的光暈，模擬光束掃過
   3) 區塊之間的漸層分隔線
   ============================================================ */

/* 1. 網格底紋（固定不隨捲動，極低對比） */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 120% 80% at 50% 0%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 120% 80% at 50% 0%, #000 30%, transparent 78%);
}
body > * { position: relative; z-index: 1; }

/* 2. 區段光暈：交替出現在左右，像燈塔的光緩緩掃過 */
section { position: relative; }
section > .wrap { position: relative; z-index: 1; }
section:nth-of-type(odd)::before,
section:nth-of-type(even)::before {
  content: ""; position: absolute; pointer-events: none;
  width: min(680px, 60vw); height: 460px; border-radius: 50%;
  filter: blur(90px); opacity: 0.5;
}
section:nth-of-type(odd)::before {
  top: -120px; right: -160px;
  background: radial-gradient(circle, rgba(92, 179, 228, 0.16), transparent 70%);
}
section:nth-of-type(even)::before {
  bottom: -140px; left: -180px;
  background: radial-gradient(circle, rgba(255, 229, 109, 0.10), transparent 70%);
}
.hero::before { z-index: 0; }

/* 3. 區塊分隔線：中間亮、兩端淡出 */
.section-line {
  height: 1px; border: 0; margin: 0;
  background: linear-gradient(90deg, transparent, var(--line-strong) 22%, rgba(255,229,109,0.35) 50%, var(--line-strong) 78%, transparent);
}

/* 4. eyebrow 前綴短線，呼應燈塔光束 */
.eyebrow::before {
  content: ""; display: inline-block; width: 22px; height: 1px;
  background: var(--gold); vertical-align: middle; margin-right: 12px; opacity: 0.8;
}

/* 卡片微光：滑過時上緣浮現一道細光 */
.svc-card, .value-card, .commit-card, .team-card, .work-card, .highlight-card { position: relative; }
.svc-card::after, .value-card::after, .commit-card::after, .team-card::after, .highlight-card::after {
  content: ""; position: absolute; left: 18%; right: 18%; top: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0; transition: opacity 0.4s var(--ease);
}
.svc-card:hover::after, .value-card:hover::after, .commit-card:hover::after,
.team-card:hover::after, .highlight-card:hover::after { opacity: 0.75; }

@media (prefers-reduced-motion: reduce) {
  section::before { display: none; }
}

/* 首頁主標下的說明句：讓 H1 帶到核心關鍵字，視覺上維持標語為主角 */
.hero-lead {
  display: block; margin-top: 20px;
  font-size: clamp(0.95rem, 1.7vw, 1.15rem); font-weight: 500;
  letter-spacing: 0.06em; color: var(--blue);
}