/* ============================================
   Carina Chang — carinachang.tw
   Static rebuild (no Framer dependency)
   ============================================ */

:root {
  --bg: #f4f3f0;
  --ink: #121212;
  --muted: #6f6c66;
  --line: rgba(18, 18, 18, 0.14);
  --maxw: 1240px;
  --pad: clamp(20px, 4vw, 56px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Instrument Sans", "Helvetica Neue", Arial, "PingFang TC", "Noto Sans TC", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--ink); color: var(--bg); }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 32px);
  flex-wrap: wrap;
}

.nav a {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.nav a:hover,
.nav a[aria-current="page"] { color: var(--ink); }

.nav a.ext::after { content: "\2197"; margin-left: 4px; font-size: 11px; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(48px, 7vw, 96px); }

.hero-id {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.hero-id .name {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.portrait {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(12%);
}

h1.display {
  font-weight: 500;
  font-size: clamp(28px, 4.6vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  max-width: 22em;
  text-wrap: balance;
}

.hero-sub {
  margin-top: clamp(20px, 3vw, 32px);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 40px;
  color: var(--muted);
  font-size: 15px;
  max-width: 46em;
}

/* ---------- Numbered brand list ---------- */
.brands { border-top: 1px solid var(--line); }

.brand-row {
  display: grid;
  grid-template-columns: 72px minmax(160px, 0.9fr) 2fr;
  gap: clamp(16px, 3vw, 48px);
  padding: clamp(28px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--line);
}

.brand-row .num {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.1em;
  padding-top: 4px;
}

.brand-row h3 {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.brand-row p { color: var(--muted); font-size: 15px; max-width: 56ch; }

/* ---------- Statement band ---------- */
.statement { padding: clamp(64px, 10vw, 140px) 0; }

.statement h2 {
  font-weight: 500;
  font-size: clamp(22px, 3.2vw, 40px);
  line-height: 1.25;
  letter-spacing: -0.015em;
  max-width: 24em;
  text-wrap: balance;
}

/* ---------- Full-bleed image ---------- */
.feature-img { width: 100%; aspect-ratio: 3 / 2; overflow: hidden; }
.feature-img.tall { aspect-ratio: 4 / 3; }
.feature-img img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- About: press list ---------- */
.section-label {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: clamp(24px, 3vw, 40px);
}

.press { padding: clamp(56px, 8vw, 110px) 0; }

.press-group { margin-bottom: clamp(44px, 6vw, 72px); }
.press-group:last-child { margin-bottom: 0; }

.press-role {
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 500;
  max-width: 46em;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 8px;
}

.press-item {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(16px, 3vw, 48px);
  padding: clamp(22px, 3vw, 32px) 0;
  border-bottom: 1px solid var(--line);
}

.press-item h4 { font-size: 16px; font-weight: 500; line-height: 1.45; }
.press-item h4 a { border-bottom: 1px solid var(--line); transition: border-color 0.25s var(--ease); }
.press-item h4 a:hover { border-color: var(--ink); }
.press-item p { color: var(--muted); font-size: 14.5px; }

/* ---------- Two-column text block ---------- */
.split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(24px, 5vw, 80px);
  padding: clamp(56px, 8vw, 110px) 0;
}

.split h2 {
  font-weight: 500;
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.split .col p { color: var(--muted); margin-bottom: 16px; max-width: 48ch; }

/* ---------- Contact ---------- */
.contact-hero { padding: clamp(64px, 10vw, 140px) 0 clamp(48px, 6vw, 80px); }

.contact-hero h1 {
  font-weight: 500;
  font-size: clamp(44px, 9vw, 128px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.contact-hero .lede {
  margin-top: clamp(24px, 3vw, 40px);
  color: var(--muted);
  max-width: 52ch;
  font-size: 16px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 64px);
  padding: clamp(40px, 6vw, 80px) 0 clamp(72px, 9vw, 130px);
  border-top: 1px solid var(--line);
}

.contact-grid .label {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
}

.contact-grid .big-link {
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 500;
  letter-spacing: -0.01em;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.25s var(--ease);
}

.contact-grid .big-link:hover { border-color: var(--ink); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--ink); padding: clamp(56px, 8vw, 110px) 0 clamp(28px, 4vw, 48px); }

.site-footer .footer-title {
  font-weight: 500;
  font-size: clamp(30px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 16em;
  margin-bottom: clamp(40px, 6vw, 72px);
  text-wrap: balance;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px 32px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
  font-size: 13px;
  color: var(--muted);
}

.footer-links .group { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-links a { transition: color 0.25s var(--ease); }
.footer-links a:hover { color: var(--ink); }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .brand-row { grid-template-columns: 48px 1fr; }
  .brand-row p { grid-column: 2; }
  .press-item, .split, .contact-grid { grid-template-columns: 1fr; }
}



/* ---------- Language switcher ---------- */
.lang-switch {
  display: flex;
  gap: 12px;
  padding-left: 20px;
  margin-left: 4px;
  border-left: 1px solid var(--line);
  flex-wrap: wrap;
}
.lang-switch a { font-size: 12px; text-transform: none; letter-spacing: 0.04em; }
.lang-switch a.current { color: var(--ink); border-bottom: 1px solid var(--ink); }
@media (max-width: 560px) { .lang-switch { padding-left: 0; border-left: none; } }

/* ---------- 404 ---------- */
.error-page { min-height: 80vh; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: var(--pad); max-width: var(--maxw); margin: 0 auto; }
.error-page .error-code { font-size: clamp(80px, 16vw, 200px); font-weight: 500; letter-spacing: -0.04em; line-height: 1; }
.error-page h1 { font-size: clamp(18px, 2.4vw, 26px); font-weight: 500; margin: 16px 0 28px; }
.error-page .error-links { display: flex; gap: 20px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }
.error-page .error-links a { border-bottom: 1px solid var(--line); }
.error-page .error-links a:hover { color: var(--ink); border-color: var(--ink); }

/* ---------- Legal pages ---------- */
.legal-page { padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(60px, 8vw, 120px); max-width: 760px; }
.legal-page h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 500; letter-spacing: -0.02em; margin: 24px 0 8px; }
.legal-page h2 { font-size: 18px; font-weight: 500; margin: 32px 0 8px; }
.legal-page p { color: var(--muted); margin-bottom: 12px; }
.legal-page .legal-updated { font-size: 13px; margin-bottom: 24px; }
.legal-page a { border-bottom: 1px solid var(--line); }

/* ---------- 定位句 ---------- */
.hero-sub .based { color: var(--ink); }

/* ---------- Facts 數字列 ---------- */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding-top: 0; padding-bottom: clamp(30px, 5vw, 60px); border-bottom: 1px solid var(--line); }
.fact { display: flex; flex-direction: column; gap: 6px; }
.fact-num { font-size: clamp(30px, 4.4vw, 52px); font-weight: 500; letter-spacing: -0.03em; line-height: 1; }
.fact-label { font-size: 13px; color: var(--muted); }
@media (max-width: 700px) { .facts { grid-template-columns: repeat(2, 1fr); row-gap: 28px; } }

/* ---------- 生態系一句話 ---------- */
.eco-line { color: var(--muted); font-size: clamp(15px, 1.7vw, 18px); max-width: 640px; padding-bottom: clamp(24px, 3vw, 40px); }

/* ---------- Works ---------- */
.works-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(28px, 4vw, 56px); padding-top: 0; padding-bottom: clamp(50px, 7vw, 100px); }
.work-card h3 { font-size: clamp(17px, 2vw, 21px); font-weight: 500; letter-spacing: -0.01em; margin: 10px 0 8px; }
.work-meta { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 14px; }
.work-desc { color: var(--muted); font-size: 15px; }
.work-ph { aspect-ratio: 4 / 3; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(18,18,18,0.02), rgba(18,18,18,0.05)); display: flex; align-items: center; justify-content: center; }
.work-ph span { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.work-ph img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 700px) { .works-grid { grid-template-columns: 1fr; } }

/* ---------- Contact 雙 CTA ---------- */
.cta-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2.5vw, 32px); padding-top: 0; padding-bottom: clamp(30px, 4vw, 60px); }
.cta-card { border: 1px solid var(--line); padding: clamp(24px, 3vw, 40px); display: flex; flex-direction: column; gap: 10px; }
.cta-card h3 { font-size: clamp(17px, 2vw, 21px); font-weight: 500; }
.cta-card p { color: var(--muted); font-size: 15px; flex: 1; }
.cta-link { font-size: 15px; border-bottom: 1px solid var(--ink); align-self: flex-start; padding-bottom: 2px; }
.cta-link:hover { opacity: 0.6; }
@media (max-width: 900px) { .cta-grid { grid-template-columns: 1fr; } }

/* ---------- 版權列 ---------- */
.copyright { font-size: 12px; color: var(--muted); margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); }

/* ---------- 品牌官網按鈕 ---------- */
.brand-link { display: inline-block; margin-top: 14px; font-size: 14px; border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
.brand-link:hover { opacity: 0.6; }


/* ============================================
   手機優先響應式（主要用戶為手機）
   ============================================ */

a { -webkit-tap-highlight-color: transparent; }

/* ---------- 導覽：桌機維持原樣 ---------- */
.nav { position: relative; }
.brand-mark {
  display: none;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
}
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 18px;
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
}
@media (min-width: 861px) {
  .nav-panel {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
}

/* ---------- 導覽：手機收合面板 ---------- */
@media (max-width: 860px) {
  .nav { padding-top: 14px; padding-bottom: 14px; }
  .brand-mark { display: block; }
  .menu-toggle { display: inline-block; }

  .nav-panel {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 4px var(--pad) 28px;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    box-shadow: 0 24px 40px -32px rgba(18, 18, 18, 0.25);
  }
  .nav-panel.open { display: flex; }

  .nav-pages { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-pages a {
    font-size: 17px;
    padding: 15px 0;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
  }
  .nav-pages a[aria-current="page"] { color: var(--muted); }

  .nav-secondary { flex-direction: column; align-items: stretch; gap: 0; margin-top: 4px; }
  .nav-secondary a.ext {
    font-size: 13px;
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
  }
  .lang-switch {
    padding: 18px 0 0;
    margin-left: 0;
    border-left: none;
    gap: 10px 14px;
  }
  .lang-switch a { font-size: 14px; padding: 4px 0; }
}

/* ---------- 手機排版細節 ---------- */
.contact-grid .big-link { overflow-wrap: anywhere; }
.brand-link, .cta-link { padding-top: 6px; padding-bottom: 4px; }

@media (max-width: 560px) {
  .portrait { width: 56px; height: 56px; }
  .hero-id { gap: 14px; }
  .brand-row { grid-template-columns: 1fr; gap: 10px; }
  .brand-row .num { padding-top: 0; }
  .brand-row p { grid-column: 1; }
  .hero-sub { gap: 12px 40px; }
  .hero-sub span { display: block; }
  .footer-links { flex-direction: column; gap: 20px; }
  .press-item { gap: 10px; }
}

.cta-link { overflow-wrap: anywhere; }