/* 伍海山 — 公開人物簡介站
   Palette: deep navy · warm amber (JOIE) · clean white · soft slate */

:root {
  --navy-950: #0a1628;
  --navy-900: #0f2137;
  --navy-800: #163052;
  --navy-700: #1e3f66;
  --amber-500: #e8922a;
  --amber-400: #f0a84a;
  --amber-100: #fdf3e6;
  --amber-glow: rgba(232, 146, 42, 0.18);
  --slate-700: #3d4a5c;
  --slate-600: #5a6878;
  --slate-400: #8b97a8;
  --slate-200: #d8dee6;
  --slate-100: #eef1f5;
  --white: #ffffff;
  --cream: #f7f5f1;
  --text: #1a2332;
  --radius: 12px;
  --shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
  --max: 1100px;
  --font: "Noto Sans TC", "Source Han Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --font-display: "Noto Serif TC", "Source Han Serif TC", "Songti TC", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.5rem;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--navy-800); text-underline-offset: 0.2em; }
a:hover { color: var(--amber-500); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber-500);
  color: var(--navy-950);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.logo span {
  color: var(--amber-400);
  font-weight: 500;
  font-size: 0.75rem;
  margin-left: 0.45rem;
  letter-spacing: 0.08em;
}

.nav {
  display: none;
  gap: 0.15rem 1.1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.nav a:hover {
  color: var(--amber-400);
  border-bottom-color: var(--amber-400);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--white);
}

.nav.open { display: flex; flex-direction: column; width: 100%; padding-bottom: 0.75rem; }

@media (min-width: 820px) {
  .nav-toggle { display: none; }
  .nav { display: flex; }
  .header-inner { flex-wrap: nowrap; }
  .nav.open { flex-direction: row; width: auto; padding-bottom: 0; }
}

/* —— Hero —— */
.hero {
  position: relative;
  background:
    linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 45%, var(--navy-800) 100%);
  color: var(--white);
  overflow: hidden;
  padding: 4.5rem 1.25rem 5rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 85% 20%, var(--amber-glow), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(30, 63, 102, 0.5), transparent 50%);
  pointer-events: none;
}

/* Subtle fencing / transport line motif */
.hero::after {
  content: "";
  position: absolute;
  right: -5%;
  top: 15%;
  width: 45%;
  height: 70%;
  border: 1px solid rgba(240, 168, 74, 0.12);
  border-radius: 50% 40% 60% 45%;
  transform: rotate(-12deg);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-400);
  margin-bottom: 1.25rem;
}
.hero-eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--amber-500);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.5rem;
  letter-spacing: 0.06em;
}

.hero-en {
  font-size: 1.15rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 1.5rem;
  letter-spacing: 0.02em;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}
.badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.92);
}
.badge--accent {
  background: var(--amber-500);
  border-color: var(--amber-500);
  color: var(--navy-950);
}

.hero-lead {
  max-width: 38rem;
  font-size: 1.12rem;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--amber-500);
  color: var(--navy-950);
  box-shadow: 0 4px 16px rgba(232, 146, 42, 0.35);
}
.btn-primary:hover {
  background: var(--amber-400);
  color: var(--navy-950);
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.35);
}
.btn-ghost:hover {
  border-color: var(--amber-400);
  color: var(--amber-400);
}

/* —— Layout —— */
.section {
  padding: 4rem 1.25rem;
}
.section-inner {
  max-width: var(--max);
  margin: 0 auto;
}
.section--alt {
  background: var(--white);
}
.section--navy {
  background: var(--navy-900);
  color: var(--white);
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-500);
  margin: 0 0 0.65rem;
}
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.5vw, 2.15rem);
  font-weight: 700;
  margin: 0 0 1.5rem;
  letter-spacing: 0.04em;
  color: var(--navy-950);
  line-height: 1.3;
}
.section--navy h2 { color: var(--white); }

.section p { margin: 0 0 1.1rem; }
.section p:last-child { margin-bottom: 0; }

.lead {
  font-size: 1.12rem;
  color: var(--slate-700);
  max-width: 46rem;
}

.note {
  font-size: 0.9rem;
  color: var(--slate-600);
  background: var(--amber-100);
  border-left: 3px solid var(--amber-500);
  padding: 0.85rem 1.1rem;
  border-radius: 0 8px 8px 0;
  margin: 1.25rem 0 0;
}
.section--navy .note {
  background: rgba(232, 146, 42, 0.12);
  color: rgba(255, 255, 255, 0.85);
}

/* —— Cards / grids —— */
.grid-2 {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.75rem;
}
@media (min-width: 700px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

.card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  box-shadow: var(--shadow);
}
.section--alt .card {
  background: var(--cream);
  box-shadow: none;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.65rem;
  color: var(--navy-900);
  letter-spacing: 0.03em;
}
.card p, .card li {
  font-size: 0.98rem;
  color: var(--slate-700);
}
.card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}
.card li { margin-bottom: 0.35rem; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem;
  margin: 1.75rem 0;
}
.stat {
  background: var(--navy-900);
  color: var(--white);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  text-align: center;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--amber-400);
  line-height: 1.2;
  display: block;
}
.stat-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.35rem;
  display: block;
}

/* Timeline */
.timeline {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  border-left: 2px solid var(--slate-200);
}
.timeline li {
  position: relative;
  padding: 0 0 1.6rem 1.5rem;
}
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0.45rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber-500);
  border: 2px solid var(--cream);
  box-shadow: 0 0 0 2px var(--amber-500);
}
.section--alt .timeline li::before { border-color: var(--white); }
.timeline-year {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--amber-500);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.25rem;
}
.timeline-body {
  font-size: 0.98rem;
  color: var(--slate-700);
  margin: 0;
}

/* Quote */
.quote-block {
  margin: 2rem 0 0;
  padding: 1.5rem 1.6rem;
  background: var(--navy-950);
  color: var(--white);
  border-radius: var(--radius);
  position: relative;
}
.quote-block::before {
  content: "「";
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--amber-500);
  line-height: 1;
  position: absolute;
  top: 0.6rem;
  left: 1rem;
  opacity: 0.7;
}
.quote-block blockquote {
  margin: 0 0 0.85rem;
  padding-left: 1.5rem;
  font-size: 1.08rem;
  font-weight: 500;
  line-height: 1.65;
  border: none;
}
.quote-block cite {
  display: block;
  padding-left: 1.5rem;
  font-style: normal;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* Honour citation */
.citation {
  margin: 1.5rem 0 0;
  padding: 1.5rem 1.6rem;
  background: var(--amber-100);
  border-radius: var(--radius);
  border: 1px solid rgba(232, 146, 42, 0.25);
}
.citation q {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--navy-900);
  quotes: "「" "」";
}
.citation-meta {
  margin-top: 0.85rem;
  font-size: 0.85rem;
  color: var(--slate-600);
}

/* Media summary */
.media-box {
  margin-top: 1.5rem;
  padding: 1.25rem 1.4rem;
  background: var(--slate-100);
  border-radius: var(--radius);
  border: 1px solid var(--slate-200);
}
.media-box h3 {
  font-size: 1rem;
  margin: 0 0 0.5rem;
  color: var(--navy-900);
}
.media-box p {
  font-size: 0.95rem;
  color: var(--slate-700);
  margin: 0;
}

/* Links list */
.links-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
@media (min-width: 600px) {
  .links-grid { grid-template-columns: 1fr 1fr; }
}
.link-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1.1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.link-item:hover {
  border-color: var(--amber-500);
  box-shadow: var(--shadow);
  color: inherit;
}
.link-item strong {
  color: var(--navy-900);
  font-size: 0.98rem;
}
.link-item span {
  font-size: 0.82rem;
  color: var(--slate-600);
  word-break: break-all;
}

/* Role list */
.role-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}
.role-list li {
  display: flex;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--slate-200);
  font-size: 0.98rem;
}
.role-list li:last-child { border-bottom: none; }
.role-list .role-org {
  flex: 0 0 auto;
  min-width: 8rem;
  font-weight: 700;
  color: var(--navy-900);
  font-size: 0.9rem;
}
.role-list .role-detail {
  color: var(--slate-700);
  flex: 1;
}

@media (max-width: 560px) {
  .role-list li { flex-direction: column; gap: 0.25rem; }
  .role-list .role-org { min-width: 0; }
}

/* —— Footer —— */
.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.72);
  padding: 3rem 1.25rem 2.5rem;
  font-size: 0.9rem;
  line-height: 1.65;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
}
.site-footer h3 {
  font-family: var(--font-display);
  color: var(--white);
  font-size: 1rem;
  margin: 0 0 0.85rem;
  letter-spacing: 0.04em;
}
.site-footer a {
  color: var(--amber-400);
  text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; }
.sources {
  columns: 1;
  gap: 1.5rem;
  margin: 0 0 1.75rem;
  padding: 0;
  list-style: none;
}
@media (min-width: 640px) {
  .sources { columns: 2; }
}
.sources li {
  break-inside: avoid;
  margin-bottom: 0.45rem;
  font-size: 0.82rem;
}
.footer-disclaimer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.35rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}
.footer-disclaimer strong {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}

/* Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.divider-amber {
  width: 48px;
  height: 3px;
  background: var(--amber-500);
  margin: 0 0 1.5rem;
  border: none;
}

/* —— Language switch —— */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 0.35rem;
  flex-shrink: 0;
}
.lang-switch a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.55rem;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.lang-switch a:hover {
  color: var(--amber-400);
  border-color: var(--amber-400);
}
.lang-switch a[aria-current="page"] {
  color: var(--navy-950);
  background: var(--amber-500);
  border-color: var(--amber-500);
  pointer-events: none;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
@media (max-width: 819px) {
  .header-inner { flex-wrap: wrap; }
  .nav.open { order: 3; }
}