/* ============================================
   SIMAWF — Sino-American International
   Martial Arts & Wellness Federation
   ============================================ */

:root {
  --color-primary: #8B1A1A;
  --color-primary-dark: #6B1212;
  --color-primary-light: #A82828;
  --color-gold: #C9A84C;
  --color-gold-light: #E8D5A3;
  --color-dark: #1A1A2E;
  --color-dark-soft: #2D2D44;
  --color-text: #333340;
  --color-text-light: #666680;
  --color-bg: #FAFAF8;
  --color-bg-warm: #F5F0EB;
  --color-white: #FFFFFF;
  --font-serif: 'Cormorant Garamond', 'Noto Sans SC', serif;
  --font-sans: 'Source Sans 3', 'Noto Sans SC', sans-serif;
  --font-zh: 'Noto Sans SC', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

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

body.lang-zh {
  font-family: var(--font-zh);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.hidden {
  display: none !important;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-dark);
  border-color: var(--color-gold);
}

.btn-primary:hover {
  background: var(--color-gold-light);
  border-color: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
}

/* ---- Header / Nav ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.15);
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-image {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-gold);
  font-family: var(--font-zh);
  font-size: 1.4rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 168, 76, 0.3);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-zh {
  font-family: var(--font-zh);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-white);
  line-height: 1.3;
}

.logo-en {
  font-size: 0.7rem;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: 8px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
  font-weight: 400;
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--color-gold);
  background: rgba(201, 168, 76, 0.08);
}

.lang-toggle {
  background: rgba(201, 168, 76, 0.12);
  color: var(--color-gold);
  border: 1px solid rgba(201, 168, 76, 0.3);
  padding: 6px 14px;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

.lang-toggle:hover {
  background: rgba(201, 168, 76, 0.25);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: var(--transition);
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(26, 26, 46, 0.92) 0%, rgba(139, 26, 26, 0.75) 50%, rgba(26, 26, 46, 0.95) 100%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23C9A84C' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 120px 24px 80px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(201, 168, 76, 0.12);
  border: 1px solid rgba(201, 168, 76, 0.25);
  border-radius: 100px;
  color: var(--color-gold);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 12px;
}

body.lang-zh .hero-title {
  font-family: var(--font-zh);
  font-weight: 700;
}

.hero-subtitle {
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--color-gold-light);
  margin-bottom: 40px;
  letter-spacing: 0.06em;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---- Distributed Photos ---- */
.section-photo {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.section-photo img {
  width: 100%;
  max-height: clamp(280px, 45vh, 520px);
  object-fit: cover;
  object-position: center;
  display: block;
}

.section-photo--contained {
  max-width: 1100px;
  margin: 48px auto;
  padding: 0 24px;
}

.section-photo--contained img {
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(13, 27, 42, 0.12);
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin: 32px 0 0;
  line-height: 0;
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  border-radius: 6px;
}

.activity-photos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
  margin-top: 24px;
  line-height: 0;
}

.activity-photos img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}

.board-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.contact-photos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 48px;
  line-height: 0;
}

.contact-photos img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

@media (max-width: 768px) {
  .section-photo--contained {
    padding: 0 16px;
    margin: 32px auto;
  }

  .photo-grid,
  .activity-photos {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---- Photo Gallery ---- */
.gallery-section {
  width: 100%;
  background: var(--color-dark);
}

.gallery-carousel {
  position: relative;
  width: 100%;
  height: clamp(380px, 58vh, 720px);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.2);
}

.gallery-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.gallery-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 80px;
}

.gallery-slide.active {
  opacity: 1;
  z-index: 1;
}

.gallery-slide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(201, 168, 76, 0.4);
  border-radius: 50%;
  background: rgba(26, 26, 46, 0.55);
  color: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.gallery-nav:hover {
  background: rgba(139, 0, 0, 0.75);
  border-color: var(--color-gold);
  color: #fff;
}

.gallery-prev {
  left: 16px;
}

.gallery-next {
  right: 16px;
}

.gallery-counter {
  position: absolute;
  bottom: 16px;
  right: 20px;
  z-index: 2;
  padding: 6px 14px;
  background: rgba(26, 26, 46, 0.65);
  border: 1px solid rgba(201, 168, 76, 0.35);
  border-radius: 20px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.05em;
  backdrop-filter: blur(6px);
}

@media (prefers-reduced-motion: reduce) {
  .gallery-slide {
    transition: none;
  }
}

/* ---- Sections ---- */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header.light .section-label,
.section-header.light .section-title {
  color: var(--color-white);
}

.section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 16px;
}

body.lang-zh .section-title {
  font-family: var(--font-zh);
}

.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  margin: 0 auto;
  border-radius: 2px;
}

.section-divider.light {
  background: linear-gradient(90deg, var(--color-gold), rgba(201, 168, 76, 0.4));
}

/* ---- About ---- */
.about {
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
  text-align: justify;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: var(--color-bg-warm);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover,
.stat-card--link:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 168, 76, 0.3);
}

.stat-card--link {
  display: block;
  color: inherit;
  cursor: pointer;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* ---- Mission ---- */
.mission-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-soft) 50%, var(--color-primary-dark) 100%);
  position: relative;
}

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  position: relative;
}

.mission-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  transition: var(--transition);
}

.mission-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(201, 168, 76, 0.3);
  transform: translateY(-4px);
}

.mission-icon {
  width: 56px;
  height: 56px;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.mission-card h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-white);
  margin-bottom: 16px;
}

body.lang-zh .mission-card h3 {
  font-family: var(--font-zh);
}

.mission-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  line-height: 1.8;
}

.mission-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
  position: relative;
}

.mission-point {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: var(--transition);
}

.mission-point:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(201, 168, 76, 0.3);
}

.mission-point p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  line-height: 1.6;
  text-align: center;
}

.slogan-banner {
  background: var(--color-bg-warm);
  padding: 48px 0;
  text-align: center;
  border-top: 1px solid rgba(201, 168, 76, 0.12);
  border-bottom: 1px solid rgba(201, 168, 76, 0.12);
}

.slogan-banner p {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--color-primary);
  font-weight: 500;
  letter-spacing: 0.04em;
  max-width: 800px;
  margin: 0 auto;
}

body.lang-zh .slogan-banner p {
  font-family: var(--font-zh);
}

body.lang-en .slogan-banner p {
  font-family: var(--font-serif);
  font-style: italic;
}

/* ---- Values ---- */
.values-section {
  background: var(--color-bg-warm);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--color-white);
  border: 1px solid rgba(201, 168, 76, 0.12);
  border-radius: var(--radius-lg);
  padding: 36px 16px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  transform: scaleX(0);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.value-card:hover::before {
  transform: scaleX(1);
}

.value-zh {
  display: block;
  font-family: var(--font-zh);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.value-en {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body.lang-en .value-zh {
  font-size: 1.3rem;
}

body.lang-en .value-en {
  font-size: 0.75rem;
  color: var(--color-gold);
  font-weight: 600;
}

/* ---- Programs ---- */
.programs-section {
  background: var(--color-white);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.program-card {
  background: var(--color-bg);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
}

.program-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 168, 76, 0.2);
}

.program-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(201, 168, 76, 0.2);
  line-height: 1;
  margin-bottom: 16px;
}

.program-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-dark);
  margin-bottom: 12px;
}

body.lang-zh .program-card h3 {
  font-family: var(--font-zh);
  font-weight: 600;
}

.program-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---- Sub-pages ---- */
.board-page,
.contact-page {
  padding-top: var(--header-height);
}

/* ---- Board ---- */

.board-section {
  background: var(--color-white);
}

.board-intro {
  max-width: 640px;
  margin: 24px auto 0;
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.board-card {
  background: var(--color-bg);
  border: 1px solid rgba(201, 168, 76, 0.12);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.board-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 168, 76, 0.25);
}

.board-card--placeholder {
  opacity: 0.85;
}

.board-photo {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-dark), var(--color-dark-soft));
  border: 3px solid rgba(201, 168, 76, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(201, 168, 76, 0.5);
}

.board-photo svg {
  width: 48px;
  height: 48px;
}

.board-role {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

body.lang-zh .board-role {
  font-family: var(--font-zh);
  text-transform: none;
  font-size: 1.05rem;
}

.board-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-dark);
}

.board-name--placeholder {
  color: var(--color-text-light);
  font-weight: 400;
}

.board-name-en {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

body.lang-zh .cta-banner h2 {
  font-family: var(--font-zh);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 32px;
}

/* ---- Contact ---- */
.contact-section {
  background: var(--color-bg-warm);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius);
  color: var(--color-primary);
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-item h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.contact-item a {
  color: var(--color-primary);
  font-weight: 500;
  transition: var(--transition);
}

.contact-item a:hover {
  color: var(--color-gold);
}

.contact-item p {
  color: var(--color-text);
  font-weight: 500;
}

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 0.95rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .btn {
  width: 100%;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-name-zh {
  font-family: var(--font-zh);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-white);
}

.footer-name-en {
  font-size: 0.75rem;
  color: var(--color-gold);
  margin-top: 2px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.04em;
}

.footer-links h4,
.footer-values h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.footer-links ul li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-value-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-value-tag {
  padding: 4px 12px;
  background: rgba(201, 168, 76, 0.1);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: 100px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer-value-tag:hover {
  background: rgba(201, 168, 76, 0.2);
  border-color: rgba(201, 168, 76, 0.35);
  color: var(--color-gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ---- Responsive ---- */
/* ---- Sub Pages ---- */
.sub-page {
  padding-top: var(--header-height);
}

.org-section,
.activities-section {
  padding-top: 48px;
}

.org-block {
  margin-bottom: 48px;
  padding: 32px;
  background: var(--color-white);
  border-radius: 12px;
  border: 1px solid rgba(139, 26, 26, 0.12);
}

.org-heading {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.org-desc {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.role-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 24px;
}

.role-list li {
  padding: 10px 16px;
  background: rgba(139, 26, 26, 0.06);
  border-radius: 8px;
  font-size: 0.95rem;
}

.membership-intro,
.awards-intro {
  max-width: 640px;
  margin: 16px auto 0;
  text-align: center;
  color: var(--color-text-light);
  line-height: 1.7;
}

.membership-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.membership-card {
  text-align: center;
  padding: 28px 20px;
  background: var(--color-white);
  border-radius: 12px;
  border: 1px solid rgba(139, 26, 26, 0.12);
  transition: var(--transition);
}

.membership-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

.membership-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-primary);
}

.activity-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.activity-card {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 32px;
  background: var(--color-white);
  border-radius: 12px;
  border: 1px solid rgba(139, 26, 26, 0.12);
  transition: var(--transition);
}

.activity-card:hover {
  border-color: rgba(201, 168, 76, 0.4);
}

.activity-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
  opacity: 0.7;
}

.activity-body h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.activity-body ul {
  margin: 0;
  padding-left: 20px;
  color: var(--color-text-light);
  line-height: 1.8;
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.award-card {
  text-align: center;
  padding: 36px 24px;
  background: linear-gradient(145deg, rgba(139, 26, 26, 0.06), rgba(201, 168, 76, 0.08));
  border-radius: 12px;
  border: 1px solid rgba(201, 168, 76, 0.25);
  transition: var(--transition);
}

.award-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
}

.award-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 12px;
}

.award-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-primary);
  line-height: 1.4;
}

.explore-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.explore-card {
  display: block;
  padding: 40px 32px;
  background: var(--color-white);
  border-radius: 12px;
  border: 1px solid rgba(139, 26, 26, 0.12);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

.explore-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26, 26, 46, 0.08);
}

.explore-icon {
  display: block;
  width: 48px;
  height: 48px;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.explore-icon svg {
  width: 100%;
  height: 100%;
}

.explore-card h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.explore-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .board-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-container {
    gap: 8px;
  }

  .nav-logo {
    min-width: 0;
    flex: 1;
  }

  .nav-logo .logo-text {
    overflow: hidden;
  }

  .nav-logo .logo-zh {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .nav-actions {
    margin-left: 0;
    order: 2;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    margin-left: 0;
    background: rgba(26, 26, 46, 0.98);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    border-bottom: 1px solid rgba(201, 168, 76, 0.15);
    z-index: 999;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    width: 100%;
    padding: 12px 16px;
  }

  .lang-toggle {
    padding: 8px 14px;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .mission-points {
    grid-template-columns: repeat(2, 1fr);
  }

  .membership-grid,
  .awards-grid,
  .explore-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .programs-grid {
    grid-template-columns: 1fr;
  }

  .board-grid {
    grid-template-columns: 1fr;
  }

  .role-list {
    grid-template-columns: 1fr;
  }

  .activity-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .mission-points {
    grid-template-columns: 1fr;
  }

  .membership-grid,
  .awards-grid,
  .explore-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section {
    padding: 72px 0;
  }

  .hero-content {
    padding: 100px 24px 60px;
  }
}

@media (max-width: 480px) {
  .values-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-stats {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form {
    padding: 28px 20px;
  }
}