/* JRICE — embassy-style bands (bilingual nav · navy banners) */
:root {
  --bg: #ffffff;
  --surface: #f4f6f8;
  --text: #1a1a1a;
  --muted: #5c6670;
  --line: #dde3ea;
  --brand: #003057;
  --accent: #0d6e8f;
  --green-pt: #046a38;
  --red-cn: #de2910;
  --nav-red: #9d2235;
  --max: 1080px;
  --font: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-zh: "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

[data-lang="zh"] body {
  font-family: var(--font-zh), var(--font);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Sticky header block */
.site-top {
  position: sticky;
  top: 0;
  z-index: 100;
}

/* White header — logo + language */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.logo {
  display: block;
  text-decoration: none;
  line-height: 0;
  flex-shrink: 1;
  min-width: 0;
}

.logo-img {
  display: block;
  height: 3.25rem;
  width: auto;
  max-width: min(100%, 28rem);
  object-fit: contain;
  object-position: left center;
}

.lang {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}

.lang button {
  border: none;
  background: transparent;
  padding: 0.4rem 0.65rem;
  font-size: 0.72rem;
  cursor: pointer;
  color: var(--muted);
  font-weight: 600;
}

.lang button.active {
  background: var(--brand);
  color: #fff;
}

/* Navigation band — China red (left) · Portugal green (right), host etiquette */
.nav-bar {
  position: relative;
}

.nav-bar-flags {
  position: absolute;
  inset: 0;
  display: flex;
  z-index: 0;
}

.nav-flag-cn {
  flex: 1;
  background: var(--red-cn);
}

.nav-flag-pt {
  flex: 1;
  background: var(--green-pt);
}

.nav-bar-inner {
  position: relative;
  z-index: 1;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  display: block;
  padding: 0.85rem 1.1rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

.nav a:hover,
.nav a.active {
  background: rgba(0, 0, 0, 0.14);
  color: #fff;
  text-decoration: none;
}

/* Navy page banner — embassy hero band */
.page-banner {
  background: var(--brand);
  color: #fff;
  padding: 2.25rem 0 2.5rem;
}

.page-banner h1 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.65rem, 3.5vw, 2.15rem);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-banner .meta {
  margin: 0.65rem 0 0;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.78);
}

.page-banner time {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.04em;
}

.page-banner .banner-back {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
}

.page-banner .banner-back a {
  color: rgba(255, 255, 255, 0.85);
}

.page-banner .banner-back a:hover {
  color: #fff;
}

/* Homepage hero — same navy band, taller */
.hero-banner {
  padding: 3.5rem 0 3.25rem;
}

.hero-banner .tagline {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 38rem;
  margin: 0 0 1.5rem;
}

.hero-banner h1 {
  font-size: clamp(1.85rem, 4vw, 2.45rem);
  margin-bottom: 0;
}

.hero-actions {
  margin-top: 1.75rem;
}

.hero-actions a {
  display: inline-block;
  margin-right: 0.75rem;
  margin-bottom: 0.5rem;
  padding: 0.65rem 1.2rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 2px;
  text-decoration: none;
}

.btn-dark {
  background: #fff;
  color: var(--brand) !important;
}

.btn-dark:hover {
  background: rgba(255, 255, 255, 0.9);
  text-decoration: none;
}

.btn-line {
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: #fff !important;
}

.btn-line:hover {
  border-color: #fff;
  text-decoration: none;
}

/* Sections */
.section {
  padding: 3.5rem 0;
}

.section h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin: 0 0 1.5rem;
  font-weight: 600;
}

.grid-3 {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: 1.35rem 1.15rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  background: var(--bg);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--brand);
}

.card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.section-alt {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.content {
  padding: 2.5rem 0 3.5rem;
  max-width: 42rem;
}

/* About — plaque left, text right */
.about-intro {
  display: grid;
  grid-template-columns: minmax(200px, 300px) 1fr;
  gap: 2.25rem;
  align-items: start;
  padding: 2.5rem 0 3.5rem;
  max-width: var(--max);
}

.about-plaque-link {
  display: block;
  cursor: zoom-in;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

.about-plaque-link img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  margin: 0;
  border: none;
}

.about-text p {
  margin: 0 0 1.15rem;
  color: #334155;
}

@media (max-width: 720px) {
  .about-intro {
    grid-template-columns: 1fr;
  }

  .about-plaque {
    max-width: 280px;
  }
}

.content.wide {
  max-width: var(--max);
}

.content p {
  margin: 0 0 1.15rem;
  color: #334155;
}

.content img {
  width: 100%;
  height: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--line);
}

.source-note {
  font-size: 0.8rem;
  color: var(--muted);
  border-left: 3px solid var(--nav-red);
  padding-left: 1rem;
  margin-top: 2rem;
}

/* News */
.search {
  width: 100%;
  max-width: 28rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.news-list li {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.news-list li.hidden {
  display: none;
}

.news-list time {
  font-size: 0.75rem;
  color: var(--muted);
}

.news-list h3 {
  margin: 0.35rem 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.news-list h3 a {
  color: var(--brand);
  text-decoration: none;
}

.news-list h3 a:hover {
  color: var(--accent);
}

.news-list .src {
  font-size: 0.75rem;
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 4px solid var(--nav-red);
  padding: 2.5rem 0;
  background: var(--surface);
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-footer strong {
  color: var(--brand);
  display: block;
  margin-bottom: 0.35rem;
  letter-spacing: 0.1em;
}

[data-lang="en"] .zh-only {
  display: none !important;
}

[data-lang="zh"] .en-only {
  display: none !important;
}

@media (max-width: 640px) {
  .nav {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .logo-img {
    height: 2.5rem;
    max-width: min(100%, 16rem);
  }
}

/* Gallery */
.gallery-section {
  border-top: 1px solid var(--line);
}

.gallery-hint {
  color: var(--muted);
  font-size: 0.92rem;
  margin: -0.5rem 0 1.25rem;
}

.gallery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.gallery-item {
  display: block;
  cursor: zoom-in;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--surface);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin: 0;
  border: none;
  transition: opacity 0.2s;
}

.gallery-item:hover img {
  opacity: 0.92;
}

.gallery-more {
  margin-top: 1.25rem;
  font-size: 0.9rem;
}

.content-img-link {
  display: block;
  cursor: zoom-in;
  margin: 1.5rem 0;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 20, 40, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox[hidden] {
  display: none !important;
}

.lightbox-img {
  max-width: min(96vw, 1200px);
  max-height: 90vh;
  object-fit: contain;
  border: none;
  margin: 0;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
}

/* Programme */
.programme-document {
  margin-top: 2rem;
  border: 1px solid var(--line);
  background: var(--surface);
}

.programme-page {
  border-bottom: 1px solid var(--line);
}

.programme-page:last-child {
  border-bottom: none;
}

.programme-verbatim {
  margin: 0;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-zh), var(--font);
  font-size: 0.82rem;
  line-height: 1.55;
  white-space: pre-wrap;
  word-wrap: break-word;
  color: #334155;
  overflow-x: auto;
}

.pdf-link a {
  color: var(--brand);
  font-weight: 600;
}

/* Co-directors */
.directors-section {
  border-top: 1px solid var(--line);
}

.directors-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: start;
}

.director-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.director-photo-link {
  display: block;
  cursor: zoom-in;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
  width: 220px;
  height: 280px;
}

.director-photo-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
  margin: 0;
  border: none;
  display: block;
}

.director-role {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--nav-red);
  font-weight: 600;
  margin: 0;
}

.director-card h3 {
  margin: 0.25rem 0;
  font-size: 1.15rem;
  color: var(--brand);
}

.director-title {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.director-body p {
  font-size: 0.92rem;
  color: #334155;
  line-height: 1.65;
}

.photo-credit {
  font-size: 0.75rem !important;
  color: var(--muted) !important;
  margin-top: 0.5rem !important;
}