@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700;900&family=Noto+Serif+TC:wght@600;700;900&family=Playfair+Display:ital,wght@0,700;0,900;1,700&display=swap');

:root {
  --bg:       #0d2b2b;
  --bg-light: #123838;
  --ink:      #e8f0ec;
  --deep:     #0a2020;
  --mid:      #1a5050;
  --accent:   #c5a54e;
  --teal:     #2d7a6a;
  --teal-light:#3a9a82;
  --green-glow:rgba(58,154,130,0.25);
  --gold:     #d4b85c;
  --white:    #f0f7f4;
  --muted:    rgba(224,240,232,0.55);
  --border:   rgba(58,154,130,0.18);
  --card-bg:  rgba(18,56,56,0.7);
  --nav-h:    66px;
  --ease:     cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family:'Noto Sans TC', sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── HEXAGONAL BG PATTERN ── */
body::before {
  content:'';
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    radial-gradient(ellipse at 80% 20%, rgba(58,154,130,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(197,165,78,0.06) 0%, transparent 50%);
  opacity:1;
}
body::after {
  content:'';
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='70' viewBox='0 0 60 70' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5 L55 20 L55 50 L30 65 L5 50 L5 20 Z' fill='none' stroke='rgba(58,154,130,0.06)' stroke-width='0.5'/%3E%3C/svg%3E");
  background-size: 60px 70px;
  opacity:0.8;
}

/* ── SCROLL PROGRESS BAR ── */
.scroll-progress {
  position:fixed; top:0; left:0; z-index:300;
  width:0%; height:3px;
  background: linear-gradient(90deg, var(--teal), var(--gold));
  transition: width 0.1s linear;
  pointer-events:none;
}

/* ── NAV ── */
nav {
  position: fixed; top:0; left:0; right:0; z-index:200;
  height: var(--nav-h);
  background: rgba(13,43,43,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 5vw;
  transition: box-shadow 0.3s, background 0.3s;
}
nav.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.3);
  background: rgba(10,32,32,0.96);
}
.nav-logo {
  text-decoration:none;
  margin-right: auto;
  display: flex;
  align-items: center;
}
.nav-logo-plane {
  height: 32px;
  width: auto;
  display: block;
  opacity: 0.85;
  transition: opacity 0.3s, transform 0.3s;
}
.nav-logo:hover .nav-logo-plane {
  opacity: 1;
  transform: translateX(3px) translateY(-2px);
}
@media(min-width:1024px) {
  .nav-logo-plane { height: 38px; }
}
@media(min-width:1440px) {
  .nav-logo-plane { height: 42px; }
}
.nav-links { display:flex; align-items:center; gap:0; }
.nav-links a {
  font-size:0.8rem; font-weight:500;
  color: var(--muted); text-decoration:none;
  padding: 0 1.1rem; height: var(--nav-h);
  display:flex; align-items:center;
  border-bottom: 2px solid transparent;
  transition: color 0.25s, border-color 0.25s;
  white-space:nowrap;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.nav-links a:focus-visible {
  outline:2px solid var(--gold);
  outline-offset:-2px;
  border-radius:2px;
}

/* Form CTA */
.nav-form-btn {
  display: flex; align-items: center; gap: 5px;
  margin-left: 1.2rem;
  padding: 7px 18px;
  font-size: 0.78rem; font-weight: 600;
  color: var(--bg);
  background: linear-gradient(135deg, var(--gold), #c8a84e);
  border-radius: 5px;
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.06em;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.nav-form-btn .btn-icon {
  width: 14px; height: 14px;
}
.nav-form-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(197,165,78,0.35);
  background: linear-gradient(135deg, #d4b85c, #b89a42);
}

/* Hamburger */
.nav-toggle {
  display:none;
  background:none; border:none; cursor:pointer;
  width:32px; height:32px; position:relative;
  flex-shrink:0;
}
.nav-toggle span {
  display:block; position:absolute; left:4px;
  width:24px; height:2px; background:var(--ink);
  border-radius:2px; transition: all 0.3s var(--ease);
}
.nav-toggle span:nth-child(1) { top:9px; }
.nav-toggle span:nth-child(2) { top:15px; }
.nav-toggle span:nth-child(3) { top:21px; }
.nav-toggle.open span:nth-child(1) { top:15px; transform:rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity:0; transform:translateX(-8px); }
.nav-toggle.open span:nth-child(3) { top:15px; transform:rotate(-45deg); }

/* ── PAGE WRAPPER ── */
.page {
  min-height: 100vh;
  padding-top: var(--nav-h);
  position:relative; z-index:1;
}

/* ── HERO ── */
.hero {
  min-height: calc(100vh - var(--nav-h));
  display:flex; flex-direction:column; justify-content:center;
  padding: 60px 5vw 60px;
  position:relative; overflow:hidden;
}
.hero-bg {
  position:absolute; inset:0; z-index:0;
  background: linear-gradient(150deg, #061515 0%, #0a2525 20%, #0e3535 40%, #1a6055 65%, #2d8a72 85%, #3a9a80 100%);
}
.hero-bg::after {
  content:'';
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse at 70% 45%, rgba(58,170,130,0.30) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 30%, rgba(80,180,140,0.15) 0%, transparent 40%),
    radial-gradient(ellipse at 30% 90%, rgba(197,165,78,0.12) 0%, transparent 40%);
}

/* Flowing diagonal lines overlay - matching poster */
.hero-bg::before {
  content:'';
  position:absolute; inset:0; z-index:1;
  background-image: url("data:image/svg+xml,%3Csvg width='1000' height='800' viewBox='0 0 1000 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cline x1='0' y1='800' x2='600' y2='0' stroke='rgba(100,200,160,0.06)' stroke-width='1'/%3E%3Cline x1='50' y1='800' x2='650' y2='0' stroke='rgba(100,200,160,0.05)' stroke-width='1'/%3E%3Cline x1='100' y1='800' x2='700' y2='0' stroke='rgba(100,200,160,0.06)' stroke-width='1'/%3E%3Cline x1='150' y1='800' x2='750' y2='0' stroke='rgba(100,200,160,0.04)' stroke-width='1'/%3E%3Cline x1='200' y1='800' x2='800' y2='0' stroke='rgba(100,200,160,0.06)' stroke-width='1'/%3E%3Cline x1='250' y1='800' x2='850' y2='0' stroke='rgba(100,200,160,0.05)' stroke-width='1'/%3E%3Cline x1='300' y1='800' x2='900' y2='0' stroke='rgba(100,200,160,0.06)' stroke-width='1'/%3E%3Cline x1='350' y1='800' x2='950' y2='0' stroke='rgba(100,200,160,0.04)' stroke-width='1'/%3E%3Cline x1='400' y1='800' x2='1000' y2='0' stroke='rgba(100,200,160,0.06)' stroke-width='1'/%3E%3Cline x1='450' y1='800' x2='1050' y2='0' stroke='rgba(100,200,160,0.05)' stroke-width='1'/%3E%3Cline x1='500' y1='800' x2='1100' y2='0' stroke='rgba(100,200,160,0.04)' stroke-width='1'/%3E%3C/svg%3E");
  background-size: cover;
  opacity:1;
}

.hero-content { position:relative; z-index:2; max-width:700px; }
.hero-eyebrow {
  font-size:0.88rem; font-weight:700; letter-spacing:0.22em;
  text-transform:uppercase; color: var(--gold);
  margin-bottom:2.5rem;
  display:flex; align-items:center; gap:12px;
  opacity:0; animation: fadeUp 0.7s var(--ease) 0.2s forwards;
}
.hero-eyebrow::before {
  display: none;
}
.eyebrow-emblem {
  height: 28px;
  width: auto;
  margin-right: 6px;
  vertical-align: middle;
  filter: brightness(1.2);
}
.hero h1 {
  font-family:'Noto Serif TC', serif;
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight:900; line-height:1.15;
  color: var(--white); letter-spacing:0.05em;
  margin-bottom:2rem;
  opacity:0; animation: fadeUp 0.8s var(--ease) 0.35s forwards;
}
.hero h1 em {
  color: var(--gold); font-style:normal;
  text-shadow: 0 0 40px rgba(197,165,78,0.3);
}
.hero-logo-img {
  width: clamp(290px, 48vw, 620px);
  height: auto;
  display: block;
  filter: brightness(1.1);
}
.hero-desc {
  font-size:1.05rem; color:var(--muted);
  line-height:1.9; max-width:480px;
  margin-bottom:3rem;
  opacity:0; animation: fadeUp 0.8s var(--ease) 0.5s forwards;
}
.hero-cta {
  display:inline-flex; align-items:center; gap:10px;
  background: linear-gradient(135deg, var(--teal), var(--teal-light));
  color:white;
  padding:14px 30px; border-radius:6px;
  font-weight:600; font-size:0.9rem; text-decoration:none;
  transition: transform 0.25s, box-shadow 0.25s;
  opacity:0; animation: fadeUp 0.8s var(--ease) 0.65s forwards;
  border:1px solid rgba(58,154,130,0.4);
}
.hero-cta:hover {
  transform:translateY(-2px);
  box-shadow: 0 8px 30px rgba(58,154,130,0.35);
}
.hero-cta:focus-visible { outline:2px solid var(--gold); outline-offset:3px; }
.hero-cta svg { transition: transform 0.25s; }
.hero-cta:hover svg { transform: translateX(4px); }

/* Paper airplane decoration (poster-accurate) */
.hero-airplane {
  position:absolute; z-index:2;
  right: 5vw; bottom: 8%;
  width: clamp(220px, 30vw, 460px);
  height: auto;
  opacity:0; animation: flyIn 1.4s var(--ease) 0.8s forwards;
}
.hero-airplane .plane-shadow {
  position:absolute;
  top: 22%; left: 12%;
  width: 115%; height: auto;
  opacity:0; animation: shadowIn 1.2s var(--ease) 1.1s forwards;
  z-index:0;
}
.hero-airplane .plane-main {
  position:relative;
  width: 100%; height: auto;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.12));
  z-index:1;
}

@keyframes flyIn {
  from { opacity:0; transform: translate(-70px, 50px) rotate(-6deg) scale(0.9); }
  to   { opacity:1; transform: translate(0,0) rotate(0deg) scale(1); }
}
@keyframes shadowIn {
  from { opacity:0; }
  to   { opacity:1; }
}

.hero-num {
  position:absolute; right:5vw; bottom:60px;
  font-family:'Playfair Display',serif;
  font-size: clamp(8rem, 20vw, 16rem);
  font-weight:900; color:rgba(255,255,255,0.025);
  line-height:1; pointer-events:none; z-index:1;
  letter-spacing:-0.05em;
}

/* ── DATE BADGES (poster gold circles) ── */
.date-badges {
  margin-bottom:2.5rem;
  opacity:0; animation: fadeUp 0.8s var(--ease) 0.55s forwards;
}
.date-badges-row {
  display:flex; gap:20px; align-items:center;
}
.date-badge {
  width:80px; height:80px;
  border-radius:50%;
  color: var(--deep);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  font-weight:900; line-height:1.1;
}
.badge-teal { background: var(--teal); color:#fff; }
.badge-gold { background: var(--gold); color: var(--deep); }
.date-badge .db-date { font-size:1.5rem; }
.date-badge .db-day { font-size:0.8rem; letter-spacing:0.08em; }
.date-dots {
  display:flex; gap:5px;
}
.date-dots span {
  width:5px; height:5px; border-radius:50%;
  background: rgba(212,184,92,0.5);
}

/* ── SECTION ── */
.section { padding: 80px 5vw; }
.section + .section { border-top:1px solid var(--border); }
.label {
  font-size:0.7rem; font-weight:700; letter-spacing:0.22em;
  text-transform:uppercase; color: var(--gold);
  margin-bottom:0.75rem;
  display:flex; align-items:center; gap:10px;
}
.label::before { content:''; width:20px; height:1px; background:var(--gold); }
.section-title {
  font-family:'Noto Serif TC', serif;
  font-size: clamp(2rem,5vw,3.2rem);
  font-weight:900; line-height:1.2; color:var(--ink);
  margin-bottom:1rem; letter-spacing:0.02em;
}
.section-sub {
  font-size:1rem; color:var(--muted); line-height:1.9;
  max-width:520px; margin-bottom:3.5rem;
}

/* ── CARDS ── */
.cards { display:grid; gap:1.5rem; }
.cards-2 { grid-template-columns: repeat(2,1fr); }
.cards-3 { grid-template-columns: repeat(3,1fr); }
.card {
  background: var(--card-bg);
  backdrop-filter:blur(8px);
  border-radius:8px;
  padding:2rem; border:1px solid var(--border);
  position:relative; overflow:hidden;
  transition: box-shadow 0.35s var(--ease), transform 0.35s var(--ease), border-color 0.35s;
}
.card::before {
  content:''; position:absolute; top:0; left:0;
  width:3px; height:100%;
  background: linear-gradient(to bottom, var(--teal-light), var(--gold));
  transform:scaleY(0); transform-origin:top;
  transition:transform 0.35s var(--ease);
}
.card:hover {
  box-shadow:0 12px 40px rgba(0,0,0,0.25);
  transform:translateY(-3px);
  border-color:rgba(58,154,130,0.35);
}
.card:hover::before { transform:scaleY(1); }
.card-num {
  font-family:'Playfair Display',serif;
  font-size:2.2rem; font-weight:900; color:rgba(58,154,130,0.2);
  line-height:1; margin-bottom:1rem;
}
.card-title {
  font-family:'Noto Serif TC',serif;
  font-weight:700; font-size:1.1rem; color:var(--ink);
  margin-bottom:0.7rem;
}
.card-body {
  font-size:0.88rem; color:var(--muted); line-height:1.8;
}

/* ── TAGS ── */
.tags { display:flex; flex-wrap:wrap; gap:6px; margin-top:1rem; }
.tag {
  font-size:0.7rem; padding:4px 10px; border-radius:3px;
  background:rgba(58,154,130,0.15); color:var(--teal-light);
  border:1px solid rgba(58,154,130,0.2);
  font-weight:500;
}
.tag.g {
  background:rgba(197,165,78,0.12); color:var(--gold);
  border-color:rgba(197,165,78,0.2);
}

/* ── BREADCRUMB ── */
.breadcrumb {
  display:flex; align-items:center; gap:8px;
  padding:1rem 5vw;
  font-size:0.78rem; color:var(--muted);
}
.breadcrumb a {
  color:var(--teal-light); text-decoration:none;
  transition:color 0.2s;
}
.breadcrumb a:hover { color:var(--gold); }

/* ── PAGE NAV ── */
.page-nav {
  display:flex; justify-content:space-between; align-items:center;
  padding:2.5rem 5vw; border-top:1px solid var(--border);
}
.page-nav a {
  display:inline-flex; align-items:center; gap:8px;
  color:var(--teal-light); text-decoration:none;
  font-size:0.88rem; font-weight:500;
  padding:10px 0;
  transition:color 0.2s, gap 0.25s;
}
.page-nav a:hover { color:var(--gold); gap:12px; }

/* ── FOOTER ── */
.site-footer {
  text-align:center; padding:2.5rem 5vw;
  font-size:0.75rem; color:rgba(224,240,232,0.3);
  border-top:1px solid var(--border);
  position:relative; z-index:1;
}

/* ── BACK TO TOP ── */
.back-top {
  position:fixed; bottom:32px; right:32px; z-index:100;
  width:44px; height:44px;
  border-radius:50%; border:1px solid var(--border);
  background:rgba(13,43,43,0.9); color:var(--teal-light);
  backdrop-filter:blur(10px);
  cursor:pointer; opacity:0; transform:translateY(12px);
  transition:all 0.3s var(--ease);
  display:flex; align-items:center; justify-content:center;
}
.back-top.visible { opacity:1; transform:translateY(0); }
.back-top:hover {
  background:var(--teal);
  color:white;
  box-shadow:0 4px 20px rgba(58,154,130,0.3);
}
.back-top svg { width:20px; height:20px; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(24px); }
  to   { opacity:1; transform:translateY(0); }
}
.fade {
  opacity:0; transform:translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.fade.in { opacity:1; transform:translateY(0); }

/* ── BIG QUOTE ── */
.big-quote {
  font-family:'Noto Serif TC',serif;
  font-size:1.3rem; font-weight:700; color:var(--gold);
  padding:1.8rem 0 1.8rem 1.8rem;
  border-left:3px solid var(--teal);
  margin:2rem 0;
  line-height:1.7;
}

/* ══════════════════════════════════════
   PAGE-SPECIFIC: overview.html
   ══════════════════════════════════════ */
.overview-split {
  display:grid; grid-template-columns:1fr 1fr; gap:4rem;
  align-items:start;
}
.sub-cards { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.sub-card {
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:6px; padding:1.5rem;
  transition:transform 0.25s var(--ease), box-shadow 0.25s, border-color 0.25s;
}
.sub-card:hover {
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(0,0,0,0.2);
  border-color:rgba(58,154,130,0.35);
}
.sub-card-icon { font-size:1.8rem; margin-bottom:0.8rem; }
.sub-card-title {
  font-family:'Noto Serif TC',serif;
  font-weight:700; font-size:0.95rem; color:var(--ink);
  margin-bottom:0.5rem;
}
.sub-card-desc { font-size:0.82rem; color:var(--muted); line-height:1.7; }

/* Hero visual (overview) */
.hero-visual {
  position:absolute; right:5vw; top:50%; transform:translateY(-50%);
  z-index:2; display:flex; flex-direction:column; gap:12px;
}
.fb-label {
  font-size:0.72rem; font-weight:700; letter-spacing:0.15em;
  color:var(--gold); text-transform:uppercase; margin-bottom:4px;
}
.fb-box {
  display:flex; align-items:center; gap:12px;
  background:rgba(18,56,56,0.6);
  backdrop-filter:blur(8px);
  border:1px solid var(--border);
  padding:12px 18px; border-radius:6px;
  min-width:200px;
  transition:transform 0.25s var(--ease), border-color 0.25s;
}
.fb-box:hover { transform:translateX(-4px); border-color:var(--teal-light); }
.fb-icon { font-size:1.4rem; }
.fb-text .name { font-size:0.85rem; font-weight:600; color:var(--ink); }
.fb-text .sub { font-size:0.7rem; color:var(--muted); }

/* ══════════════════════════════════════
   PAGE-SPECIFIC: content.html
   ══════════════════════════════════════ */
.content-feature {
  display:grid; grid-template-columns:1fr 1fr; gap:4rem;
  align-items:center; margin-bottom:5rem;
}
.content-feature.flip { direction:rtl; }
.content-feature.flip > * { direction:ltr; }
.feature-visual {
  aspect-ratio:4/3; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:4rem; position:relative;
  border:1px solid var(--border);
  overflow:hidden;
}
.fv1 { background:linear-gradient(135deg,#0d2b2b,#1a5050); }
.fv2 { background:linear-gradient(135deg,#1a4040,#2d7a6a); }
.fv3 { background:linear-gradient(135deg,#0a2020,#1a5050); }
.fv4 { background:linear-gradient(135deg,#1a4a3a,#3a9a82); }
.feature-badge {
  position:absolute; top:16px; left:16px;
  font-size:0.65rem; font-weight:700; letter-spacing:0.12em;
  padding:6px 12px; border-radius:4px;
  background:rgba(0,0,0,0.3); color:var(--gold);
  text-transform:uppercase;
}
.feature-label {
  font-size:0.7rem; font-weight:700; letter-spacing:0.18em;
  text-transform:uppercase; color:var(--teal-light); margin-bottom:0.5rem;
}
.feature-title {
  font-family:'Noto Serif TC',serif;
  font-size:clamp(1.6rem,3vw,2.2rem);
  font-weight:900; line-height:1.2; color:var(--ink);
  margin-bottom:1.2rem;
}
.feature-desc {
  font-size:0.92rem; color:var(--muted); line-height:1.85;
  margin-bottom:1.5rem;
}
.checklist { list-style:none; display:flex; flex-direction:column; gap:10px; }
.checklist li {
  font-size:0.85rem; color:rgba(224,240,232,0.65); line-height:1.6;
  padding-left:24px; position:relative;
}
.checklist li::before {
  content:'✦'; position:absolute; left:0; top:1px;
  color:var(--teal-light); font-size:0.7rem;
}

/* ══════════════════════════════════════
   PAGE-SPECIFIC: process.html
   ══════════════════════════════════════ */
.process-grid {
  display:grid; grid-template-columns:200px 1fr; gap:3rem;
}
.process-toc {
  position:sticky; top:calc(var(--nav-h) + 24px);
  display:flex; flex-direction:column; gap:0;
}
.toc-title {
  font-size:0.7rem; font-weight:700; letter-spacing:0.18em;
  text-transform:uppercase; color:var(--gold);
  margin-bottom:0.8rem; padding-bottom:0.8rem;
  border-bottom:1px solid var(--border);
}
.toc-item {
  display:flex; flex-direction:column; gap:2px;
  padding:10px 0; text-decoration:none;
  border-bottom:1px solid var(--border);
  transition:padding-left 0.25s var(--ease);
}
.toc-item:hover { padding-left:8px; }
.toc-phase { font-size:0.65rem; color:var(--teal-light); letter-spacing:0.1em; }
.toc-name { font-size:0.85rem; font-weight:600; color:var(--ink); }

.phase-block {
  margin-bottom:3rem; padding-bottom:3rem;
  border-bottom:1px solid var(--border);
}
.phase-block:last-child { border-bottom:none; margin-bottom:0; }
.phase-header {
  display:flex; align-items:flex-start; gap:1.2rem; margin-bottom:1.5rem;
}
.phase-icon {
  width:52px; height:52px; border-radius:8px;
  background:var(--card-bg); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:1.5rem; flex-shrink:0;
}
.phase-tag {
  font-size:0.68rem; font-weight:700; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--teal-light);
  margin-bottom:6px;
}
.phase-title {
  font-family:'Noto Serif TC',serif;
  font-size:1.4rem; font-weight:900; color:var(--ink); line-height:1.2;
}
.phase-body { font-size:0.9rem; color:var(--muted); line-height:1.85; margin-bottom:1.5rem; }
.phase-tasks {
  display:grid; grid-template-columns:repeat(2,1fr); gap:8px;
  margin-bottom:1rem;
}
.task-item {
  display:flex; align-items:center; gap:8px;
  font-size:0.82rem; color:rgba(224,240,232,0.6);
  padding:6px 0;
}
.task-dot {
  width:6px; height:6px; border-radius:50%;
  background:var(--teal-light); flex-shrink:0;
}
.phase-status {
  display:inline-flex; padding:6px 14px; border-radius:4px;
  font-size:0.75rem; font-weight:600;
}
.status-done { background:rgba(58,154,130,0.15); color:var(--teal-light); border:1px solid rgba(58,154,130,0.25); }
.status-wip  { background:rgba(197,165,78,0.12); color:var(--gold); border:1px solid rgba(197,165,78,0.2); }

/* ══════════════════════════════════════
   PAGE-SPECIFIC: results.html
   ══════════════════════════════════════ */
.big-stats {
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--border);
  border:1px solid var(--border); border-radius:8px;
  overflow:hidden; margin-bottom:4rem;
}
.big-stat {
  background:var(--card-bg); padding:2.5rem 1.5rem; text-align:center;
  transition:background 0.2s;
}
.big-stat:hover { background:rgba(18,56,56,0.9); }
.bs-num {
  font-family:'Playfair Display',serif;
  font-size:3rem; font-weight:900; color:var(--ink); line-height:1;
}
.bs-num sup { font-size:1.4rem; color:var(--gold); vertical-align:super; }
.bs-label { font-size:0.8rem; color:var(--muted); margin-top:8px; }

.gallery-label {
  font-family:'Noto Serif TC',serif;
  font-size:1.5rem; font-weight:900; color:var(--ink);
  margin-bottom:1.5rem; padding-bottom:1rem;
  border-bottom:1px solid var(--border);
}
.gallery { display:grid; grid-template-columns:repeat(2,1fr); gap:1.5rem; margin-bottom:3rem; }
.gallery-item {
  border-radius:8px; overflow:hidden;
  border:1px solid var(--border);
  background:var(--card-bg);
  transition:box-shadow 0.35s var(--ease), transform 0.35s var(--ease), border-color 0.35s;
}
.gallery-item:hover {
  box-shadow:0 12px 40px rgba(0,0,0,0.3);
  transform:translateY(-4px);
  border-color:rgba(58,154,130,0.35);
}
.gallery-thumb {
  height:200px; display:flex; align-items:center;
  justify-content:center; font-size:4rem; position:relative;
}
.gallery-caption { padding:1.4rem 1.6rem; }
.gallery-caption h4 {
  font-family:'Noto Serif TC',serif;
  font-weight:700; font-size:1rem; color:var(--ink); margin-bottom:4px;
}
.gallery-caption p { font-size:0.82rem; color:var(--muted); line-height:1.7; }
.gallery-caption .tags { margin-top:0.8rem; }

.insights {
  background:var(--deep);
  border:1px solid var(--border);
  border-radius:8px; padding:3rem;
  margin-top:3rem;
}
.insights-title {
  font-family:'Noto Serif TC',serif;
  font-size:1.8rem; font-weight:900; color:var(--ink);
  margin-bottom:2rem;
}
.insight-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; }
.insight-item {
  padding:1.5rem; background:rgba(58,154,130,0.08);
  border-radius:6px; border:1px solid var(--border);
  transition: background 0.2s, transform 0.25s var(--ease);
}
.insight-item:hover { background:rgba(58,154,130,0.14); transform:translateY(-2px); }
.insight-num {
  font-family:'Playfair Display',serif;
  font-size:2.2rem; font-weight:900; color:var(--gold); line-height:1; margin-bottom:6px;
}
.insight-label { font-size:0.82rem; color:var(--muted); line-height:1.7; }

/* ══════════════════════════════════════
   PAGE-SPECIFIC: conclusion.html
   ══════════════════════════════════════ */
.reflection-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:1.5rem;
  margin-bottom:3rem;
}
.reflection-card {
  background:var(--card-bg);
  border-radius:8px;
  padding:2rem; border:1px solid var(--border);
  transition: box-shadow 0.3s, transform 0.3s var(--ease), border-color 0.3s;
}
.reflection-card:hover {
  box-shadow:0 8px 28px rgba(0,0,0,0.25);
  transform:translateY(-3px);
  border-color:rgba(58,154,130,0.35);
}
.rc-icon { font-size:2rem; margin-bottom:1rem; }
.rc-title {
  font-family:'Noto Serif TC',serif;
  font-weight:700; font-size:1.05rem; color:var(--ink); margin-bottom:0.8rem;
}
.rc-body { font-size:0.88rem; color:var(--muted); line-height:1.85; }

.future-list {
  display:flex; flex-direction:column; gap:0;
  border:1px solid var(--border); border-radius:8px; overflow:hidden;
  margin-bottom:3rem;
}
.future-item {
  display:flex; align-items:flex-start; gap:1.5rem;
  padding:1.5rem 2rem; background:var(--card-bg);
  border-bottom:1px solid var(--border);
  transition:background 0.2s, padding-left 0.25s var(--ease);
}
.future-item:last-child { border-bottom:none; }
.future-item:hover { background:rgba(18,56,56,0.9); padding-left:2.5rem; }
.fi-num {
  font-family:'Playfair Display',serif;
  font-size:1.8rem; font-weight:900;
  color:rgba(58,154,130,0.2); flex-shrink:0; line-height:1;
  min-width:40px;
}
.fi-title { font-family:'Noto Serif TC',serif; font-weight:700; font-size:0.95rem; color:var(--ink); margin-bottom:4px; }
.fi-desc { font-size:0.85rem; color:var(--muted); line-height:1.75; }

.final-hero {
  background:linear-gradient(135deg, var(--deep) 0%, var(--mid) 50%, var(--teal) 100%);
  border-radius:12px; padding:5rem 3rem;
  text-align:center; position:relative; overflow:hidden;
  border:1px solid var(--border);
}
.final-hero::before {
  content:'';
  position:absolute; inset:0;
  background:radial-gradient(circle at 50% -10%, rgba(197,165,78,0.2) 0%, transparent 60%);
}
.final-eyebrow {
  font-size:0.72rem; font-weight:700; letter-spacing:0.22em;
  text-transform:uppercase; color:var(--gold);
  margin-bottom:1.5rem; position:relative;
}
.final-title {
  font-family:'Noto Serif TC',serif;
  font-size:clamp(2.5rem,6vw,4.5rem);
  font-weight:900; color:white; line-height:1.1;
  margin-bottom:1.5rem; position:relative;
}
.final-title em { color:var(--gold); font-style:normal; }
.final-desc { color:var(--muted); font-size:1rem; line-height:1.9; max-width:500px; margin:0 auto 3rem; position:relative; }
.final-pills { display:flex; justify-content:center; flex-wrap:wrap; gap:10px; position:relative; }
.final-pill {
  padding:8px 18px; border-radius:4px;
  background:rgba(58,154,130,0.12); color:rgba(224,240,232,0.7);
  font-size:0.82rem; border:1px solid var(--border);
  transition: background 0.2s, transform 0.2s;
}
.final-pill:hover { background:rgba(58,154,130,0.22); transform:translateY(-2px); }

.nav-grid {
  display:grid; grid-template-columns:repeat(5,1fr); gap:1px;
  background:var(--border); border:1px solid var(--border);
  border-radius:6px; overflow:hidden; margin-bottom:3rem;
}
.nav-card {
  background:var(--card-bg); padding:1.5rem 1rem;
  text-align:center; text-decoration:none;
  transition:background 0.2s, transform 0.2s;
  display:flex; flex-direction:column; gap:6px; align-items:center;
}
.nav-card:hover { background:rgba(18,56,56,0.9); }
.nc-num {
  font-family:'Playfair Display',serif;
  font-size:1.4rem; font-weight:900; color:rgba(58,154,130,0.2);
}
.nc-name { font-size:0.78rem; font-weight:600; color:var(--muted); }

/* ── EXHIBITION INFO BAR ── */
.info-bar {
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--border);
  border:1px solid var(--border); border-radius:38px;
  overflow:hidden; margin-bottom:3rem;
}
.info-item {
  background:var(--card-bg); padding:1.5rem; text-align:center;
}
.info-icon { font-size:1.4rem; margin-bottom:0.5rem; }
.info-label { font-size:0.68rem; color:var(--teal-light); text-transform:uppercase; letter-spacing:0.1em; margin-bottom:4px; }
.info-value { font-size:0.9rem; font-weight:600; color:var(--ink); line-height:1.5; }

/* ══════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════ */
@media(max-width:960px) {
  .overview-split { grid-template-columns:1fr; gap:2rem; }
  .content-feature { grid-template-columns:1fr; gap:2rem; }
  .content-feature.flip { direction:ltr; }
  .process-grid { grid-template-columns:1fr; gap:2rem; }
  .process-toc { position:static; display:flex; flex-wrap:wrap; gap:0.5rem; }
  .toc-item { padding:0.5rem 0.8rem; border:1px solid var(--border); border-radius:4px; border-bottom:1px solid var(--border); }
  .insight-grid { grid-template-columns:1fr; }
  .hero-visual { display:none; }
  .hero-airplane { display:none; }
}

@media(max-width:768px) {
  :root { --nav-h: 58px; }
  .cards-2,.cards-3,.gallery,.reflection-grid,.big-stats,.info-bar { grid-template-columns:1fr; }
  .hero-num { display:none; }
  .hero { padding:60px 5vw 40px; min-height:70vh !important; }
  .section { padding:50px 5vw; }
  .nav-grid { grid-template-columns:repeat(3,1fr); }
  .phase-tasks { grid-template-columns:1fr; }
  .sub-cards { grid-template-columns:1fr; }
  .conclusion-box, .final-hero { padding:3rem 1.5rem; }
  .insights { padding:2rem 1.2rem; }
  .date-badges { flex-wrap:wrap; }

  /* Mobile hamburger */
  .nav-toggle { display:block; }
  .nav-links {
    position:fixed; top:var(--nav-h); left:0; right:0;
    background:rgba(10,32,32,0.98);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    flex-direction:column; align-items:stretch;
    padding:0; max-height:0; overflow:hidden;
    border-bottom:1px solid transparent;
    transition: max-height 0.4s var(--ease), padding 0.3s, border-color 0.3s;
  }
  .nav-links.open {
    max-height:400px;
    padding:0.5rem 0;
    border-bottom-color:var(--border);
    box-shadow:0 12px 32px rgba(0,0,0,0.3);
  }
  .nav-links a {
    height:auto; padding:0.9rem 5vw;
    border-bottom:none; border-left:3px solid transparent;
    font-size:0.88rem;
  }
  .nav-links a.active { border-left-color:var(--gold); border-bottom:none; }
  .nav-form-btn { margin-left:auto; margin-right:0.6rem; padding:6px 12px; font-size:0.72rem; }
}

@media(max-width:480px) {
  .hero h1 { font-size:clamp(2.2rem,10vw,3.5rem); }
  .hero-logo-img { width: clamp(220px, 75vw, 380px); }
  .section-title { font-size:clamp(1.6rem,6vw,2.4rem); }
  .nav-grid { grid-template-columns:repeat(2,1fr); }
}