/* ============================================
   Aqours Character & Seiyuu Showcase
   Design System & Styles
   ============================================ */

/* ---------- Reset & Base ---------- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

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

:root {
  --bg: #f8f7f4;
  --bg-header: #ffffff;
  --text-primary: #2c2c2c;
  --text-secondary: #6b6b6b;
  --text-light: #9a9a9a;
  --border: #e8e6e1;
  --card-radius: 18px;
  --transition-speed: 0.5s;

  /* Character accent colors — muted pastels */
  --chika: #f0c4a0;
  --riko: #f0b4c0;
  --kanan: #a0d4c0;
  --dia: #d4a0a0;
  --you: #a8cce0;
  --yoshiko: #bab4c8;
  --hanamaru: #e8d8a0;
  --mari: #c8a8d8;
  --ruby: #f0c0d0;

  /* Member Radiant Duotone Gradients */
  --chika-grad: linear-gradient(140deg, #ff6b35 0%, #ff9559 50%, #ffd080 100%);
  --riko-grad: linear-gradient(140deg, #ff3366 0%, #ff6b8b 50%, #ffb3c6 100%);
  --kanan-grad: linear-gradient(140deg, #00a877 0%, #10dc9a 50%, #85f5cc 100%);
  --dia-grad: linear-gradient(140deg, #d90429 0%, #f04865 50%, #fca5b4 100%);
  --you-grad: linear-gradient(140deg, #008ece 0%, #29b6f6 50%, #b3e5fc 100%);
  --yoshiko-grad: linear-gradient(140deg, #6b46c1 0%, #9f7aea 50%, #d6bcfa 100%);
  --hanamaru-grad: linear-gradient(140deg, #e59300 0%, #f6b93b 50%, #fed330 100%);
  --mari-grad: linear-gradient(140deg, #9c27b0 0%, #c042d3 50%, #f0abfc 100%);
  --ruby-grad: linear-gradient(140deg, #e91e63 0%, #ff4081 50%, #f8bbd0 100%);

  /* Detail accent (set by JS) */
  --detail-accent: #d0d0d0;

  /* Aqours ocean palette */
  --ocean-deep: #1a5276;
  --ocean-mid: #2e86c1;
  --ocean-light: #85c1e9;
  --ocean-foam: #d4efff;
  --navbar-h: 60px;
}

html {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-h);
}

body {
  background-color: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}


/* ============================================
   Navbar
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-h);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--border);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
}

.nav-logo img {
  height: 32px;
  display: block;
  transition: opacity 0.2s ease;
}

.nav-logo:hover img {
  opacity: 0.75;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  transition: all 0.2s ease;
  letter-spacing: 0.02em;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.nav-link.active {
  color: var(--ocean-mid);
  font-weight: 600;
}

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

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 700px) {
  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: var(--navbar-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1rem 1rem;
    gap: 0.15rem;
    display: none;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  }

  .nav-links.open {
    display: flex;
    animation: nav-slide-in 0.3s ease both;
  }

  @keyframes nav-slide-in {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .nav-link {
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
  }
}


/* ============================================
   Hero Section
   ============================================ */

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--navbar-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    #1a5276 0%,
    #2e86c1 25%,
    #5dade2 50%,
    #85c1e9 75%,
    #aed6f1 100%
  );
  z-index: -3;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

/* ============================================
   Moving Photo Collage Background
   ============================================ */

.hero-collage {
  position: absolute;
  inset: -12% -10%;
  width: 120%;
  height: 124%;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: 1.25rem;
  pointer-events: none;
  z-index: -2;
  transform: rotate(-3.5deg);
  opacity: 0.62;
  filter: saturate(1.15) brightness(0.95);
  overflow: hidden;
}

.hero-collage-row {
  display: flex;
  width: 100%;
  overflow: hidden;
  user-select: none;
}

.hero-collage-track {
  display: flex;
  width: max-content;
  flex-shrink: 0;
  will-change: transform;
}

.hero-collage-row.row-left .hero-collage-track {
  animation: marquee-scroll-left 48s linear infinite;
}

.hero-collage-row.row-right .hero-collage-track {
  animation: marquee-scroll-right 54s linear infinite;
}

.hero-collage-row:nth-child(3) .hero-collage-track {
  animation-duration: 42s;
}

@keyframes marquee-scroll-left {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

@keyframes marquee-scroll-right {
  0% {
    transform: translate3d(-50%, 0, 0);
  }
  100% {
    transform: translate3d(0, 0, 0);
  }
}

.collage-card {
  width: 270px;
  height: 165px;
  margin-right: 1.25rem;
  border-radius: 14px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.collage-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Hero Overlay (Text Legibility) ---------- */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 35, 60, 0.72) 0%,
    rgba(26, 82, 118, 0.82) 40%,
    rgba(15, 48, 75, 0.88) 80%,
    rgba(10, 35, 60, 0.95) 100%
  );
  z-index: -1;
  pointer-events: none;
}

.hero-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.1) 0%, rgba(10, 35, 60, 0.5) 100%);
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 2rem;
  animation: hero-enter 1s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes hero-enter {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-logo {
  filter: brightness(0) invert(1);
  margin-bottom: 1rem;
  width: 100%;
  max-width: 280px;
  height: auto;
}

.hero-tagline {
  font-family: 'Fredoka One', cursive;
  font-size: 1.5rem;
  color: #ffffff;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.hero-subtitle {
  font-size: 0.95rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.25rem;
}

/* ---------- Daily Like Feature ---------- */
.hero-like-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  margin-bottom: 1.75rem;
  z-index: 5;
}

.hero-like-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, #ff4b6e 0%, #ff7660 50%, #ff9e58 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 0.65rem 1.15rem 0.65rem 1rem;
  border-radius: 50px;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(255, 75, 110, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: visible;
  user-select: none;
}

.hero-like-btn:hover:not(.liked):not(:disabled) {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 26px rgba(255, 75, 110, 0.55), 0 4px 12px rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.7);
}

.hero-like-btn:active:not(.liked):not(:disabled) {
  transform: translateY(0) scale(0.97);
}

.like-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.like-heart-icon {
  display: block;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  animation: heart-beat 1.8s infinite ease-in-out;
}

@keyframes heart-beat {
  0%, 100% { transform: scale(1); }
  14% { transform: scale(1.25); }
  28% { transform: scale(1); }
  42% { transform: scale(1.18); }
  70% { transform: scale(1); }
}

.like-btn-text {
  display: inline-block;
  line-height: 1;
}

.like-counter-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(4px);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: #ffffff;
  min-width: 2.2rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.like-sync-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.like-sync-dot.synced {
  background: #2ecc71;
  box-shadow: 0 0 6px #2ecc71;
}

.like-sync-dot.cached {
  background: #f39c12;
  box-shadow: 0 0 5px #f39c12;
}

.like-counter-badge.bump {
  animation: counter-bump 0.45s ease-out;
}

@keyframes counter-bump {
  0% { transform: scale(1); }
  40% { transform: scale(1.35); background: rgba(255, 255, 255, 0.45); }
  100% { transform: scale(1); }
}

/* Liked state (already liked today) */
.hero-like-btn.liked {
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  color: rgba(255, 255, 255, 0.95);
  cursor: default;
}

.hero-like-btn.liked .like-heart-icon {
  animation: none;
  color: #ff4b6e;
  filter: drop-shadow(0 0 8px rgba(255, 75, 110, 0.7));
}

.hero-like-btn.liked .like-counter-badge {
  background: rgba(255, 75, 110, 0.25);
  border-color: rgba(255, 75, 110, 0.4);
  color: #ffffff;
}

.like-hint {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.02em;
  transition: color 0.3s ease;
}

/* Floating Heart Burst Particles */
.like-particles-container {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1px;
  height: 1px;
  pointer-events: none;
  z-index: 10;
}

.floating-heart {
  position: absolute;
  pointer-events: none;
  user-select: none;
  animation: floatHeart 1.1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  will-change: transform, opacity;
}

@keyframes floatHeart {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) translate(0, 0) scale(0.6) rotate(0deg);
  }
  50% {
    opacity: 0.95;
    transform: translate(-50%, -50%) translate(var(--tx), var(--ty)) scale(1.2) rotate(var(--rot));
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) translate(calc(var(--tx) * 1.3), calc(var(--ty) - 50px)) scale(0.7) rotate(calc(var(--rot) * 1.6));
  }
}

@media (max-width: 480px) {
  .hero-like-btn {
    font-size: 0.84rem;
    padding: 0.55rem 0.95rem;
    gap: 0.5rem;
  }
  .like-counter-badge {
    font-size: 0.78rem;
    padding: 0.15rem 0.5rem;
  }
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  transition: all 0.3s ease;
  cursor: pointer;
}

.hero-cta:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.hero-cta svg {
  animation: cta-bounce 2s ease-in-out infinite;
}

@keyframes cta-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  z-index: 1;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}


/* ============================================
   Shared Section Styles
   ============================================ */

.section-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2.75rem;
}

.section-pill {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ocean-mid);
  background: rgba(46, 134, 193, 0.1);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  border: 1px solid rgba(46, 134, 193, 0.2);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: 'Fredoka One', cursive;
  font-size: 2.3rem;
  color: var(--ocean-deep);
  text-align: center;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 0.4rem;
  letter-spacing: 0.02em;
}

.section-source-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--ocean-mid);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  background: rgba(46, 134, 193, 0.08);
  padding: 0.15rem 0.55rem;
  border-radius: 6px;
  border: 1px solid rgba(46, 134, 193, 0.2);
  margin-left: 0.35rem;
  vertical-align: middle;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.section-source-link:hover {
  background: rgba(46, 134, 193, 0.16);
  color: var(--ocean-deep);
  border-color: rgba(46, 134, 193, 0.4);
  transform: translateY(-1px);
}


/* ============================================
   About Section
   ============================================ */

.about-section {
  padding: 5rem 0 0;
  background: #ffffff;
  position: relative;
}

.section-wave-divider {
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: 3.5rem;
  margin-bottom: -1px;
}

.section-wave-divider svg {
  display: block;
  width: 100%;
  height: 52px;
}

@media (max-width: 700px) {
  .section-wave-divider svg {
    height: 32px;
  }
}

.about-intro {
  max-width: 720px;
  margin: 0 auto 3rem;
  text-align: center;
}

.about-intro p {
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* Stat Cards (Redesigned with Icons & Depth) */
.about-stats {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.stat-card {
  border-radius: 22px;
  padding: 1.4rem 1.8rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex: 0 1 240px;
  cursor: pointer;
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.32s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.32s ease, 
              opacity 0.32s ease;
  box-shadow: 0 12px 28px -6px rgba(26, 82, 118, 0.08), 0 4px 10px rgba(0, 0, 0, 0.02);
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  position: relative;
  overflow: hidden;
}

/* Subtle gloss shine reflection inside card on hover */
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -85%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: skewX(-25deg);
  transition: left 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.stat-card:hover::before {
  left: 135%;
}

.stat-card.stat-members {
  background: linear-gradient(145deg, #ffffff 0%, #eef7ff 100%);
  border-color: rgba(46, 134, 193, 0.25);
}

.stat-card.stat-subunits {
  background: linear-gradient(145deg, #ffffff 0%, #fcf0f7 100%);
  border-color: rgba(233, 30, 99, 0.25);
}

.stat-card.stat-debut {
  background: linear-gradient(145deg, #ffffff 0%, #fffbf0 100%);
  border-color: rgba(243, 156, 18, 0.25);
}

/* Spotlight & Lift on Stat Cards */
@media (hover: hover) and (pointer: fine) {
  .about-stats:hover .stat-card {
    opacity: 0.72;
    transform: scale(0.97);
  }

  .about-stats .stat-card:hover,
  .stat-card.fade-in.in-view:hover,
  .stat-card:hover {
    opacity: 1 !important;
    transform: translateY(-10px) scale(1.04) !important;
    z-index: 5;
  }
}

.stat-card.stat-members:hover {
  border-color: var(--ocean-mid) !important;
  box-shadow: 0 20px 42px -8px rgba(46, 134, 193, 0.3), 0 0 0 1px rgba(46, 134, 193, 0.35) !important;
}

.stat-card.stat-subunits:hover {
  border-color: #e91e63 !important;
  box-shadow: 0 20px 42px -8px rgba(233, 30, 99, 0.3), 0 0 0 1px rgba(233, 30, 99, 0.35) !important;
}

.stat-card.stat-debut:hover {
  border-color: #f39c12 !important;
  box-shadow: 0 20px 42px -8px rgba(243, 156, 18, 0.3), 0 0 0 1px rgba(243, 156, 18, 0.35) !important;
}

.stat-card:hover .stat-icon-badge {
  transform: scale(1.15) rotate(6deg);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.stat-card.stat-subunits:hover .stat-icon-badge {
  transform: scale(1.15) rotate(-6deg);
}

.stat-card:hover .stat-number {
  transform: scale(1.06);
}

.stat-icon-badge {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: #ffffff;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.stat-members .stat-icon-badge {
  color: var(--ocean-mid);
  border: 1px solid rgba(46, 134, 193, 0.25);
}

.stat-subunits .stat-icon-badge {
  color: #e91e63;
  border: 1px solid rgba(233, 30, 99, 0.25);
}

.stat-debut .stat-icon-badge {
  color: #f39c12;
  border: 1px solid rgba(243, 156, 18, 0.25);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: 'Fredoka One', cursive;
  font-size: 2.2rem;
  line-height: 1.05;
  color: var(--text-primary);
}

.stat-members .stat-number { color: var(--ocean-deep); }
.stat-subunits .stat-number { color: #c2185b; }
.stat-debut .stat-number { color: #d35400; }

.stat-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

/* Sub-unit Cards (Redesigned with Color Identifiers & Badges) */
.subunit-heading {
  font-family: 'Fredoka One', cursive;
  font-size: 1.45rem;
  text-align: center;
  color: var(--ocean-deep);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.subunit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.subunit-card {
  border-radius: 22px;
  padding: 1.75rem 1.5rem;
  text-align: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 28px -6px rgba(0, 0, 0, 0.06);
  position: relative;
  overflow: hidden;
}

.subunit-card.subunit-cyaron {
  background: linear-gradient(155deg, #ffffff 0%, #fff8f2 50%, #ffeedd 100%);
  border: 2px solid rgba(255, 107, 53, 0.25);
}

.subunit-card.subunit-azalea {
  background: linear-gradient(155deg, #ffffff 0%, #f2fcf7 50%, #daf8eb 100%);
  border: 2px solid rgba(0, 201, 142, 0.25);
}

.subunit-card.subunit-guiltykiss {
  background: linear-gradient(155deg, #ffffff 0%, #faf5ff 50%, #ede6fd 100%);
  border: 2px solid rgba(131, 56, 236, 0.25);
}

/* Spotlight Zoom on Sub-unit cards */
@media (hover: hover) and (pointer: fine) {
  .subunit-grid:hover .subunit-card {
    opacity: 0.68;
    transform: scale(0.97);
  }

  .subunit-grid .subunit-card:hover {
    opacity: 1 !important;
    transform: scale(1.04) translateY(-8px) !important;
    z-index: 5 !important;
  }
}

.subunit-card.subunit-cyaron:hover {
  box-shadow: 0 20px 40px -10px rgba(255, 107, 53, 0.28);
}

.subunit-card.subunit-azalea:hover {
  box-shadow: 0 20px 40px -10px rgba(0, 201, 142, 0.28);
}

.subunit-card.subunit-guiltykiss:hover {
  box-shadow: 0 20px 40px -10px rgba(131, 56, 236, 0.28);
}

.subunit-card-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.subunit-genre-icon {
  font-size: 1.15rem;
}

.subunit-card-tag {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.65rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.subunit-cyaron .subunit-card-tag { color: #e65100; border: 1px solid rgba(255, 107, 53, 0.3); }
.subunit-azalea .subunit-card-tag { color: #00796b; border: 1px solid rgba(0, 201, 142, 0.3); }
.subunit-guiltykiss .subunit-card-tag { color: #5b21b6; border: 1px solid rgba(131, 56, 236, 0.3); }

.subunit-card-name {
  font-family: 'Fredoka One', cursive;
  font-size: 1.45rem;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
  letter-spacing: 0.02em;
}

.subunit-cyaron .subunit-card-name { color: #ff6b35; }
.subunit-azalea .subunit-card-name { color: #00a877; }
.subunit-guiltykiss .subunit-card-name { color: #7928ca; }

.subunit-card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex: 1;
}

.subunit-card-members {
  padding-top: 0.85rem;
  border-top: 1px dashed rgba(0, 0, 0, 0.1);
}

.subunit-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.member-pill {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

@media (max-width: 600px) {
  .about-stats {
    gap: 0.75rem;
  }

  .stat-card {
    flex: 1 1 100%;
    padding: 1rem 1.25rem;
  }

  .subunit-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
  }
}


/* ============================================
   Members Section
   ============================================ */

.members-section {
  padding: 5rem 0 0;
  background: var(--bg);
  position: relative;
}


/* ============================================
   List View — Card Grid (Redesigned & Catchy)
   ============================================ */

.grid-container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 3rem;
}

.grid-container.hidden {
  display: none;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem 2rem;
}

/* Desktop staggered visual rhythm (applied when in-view) */
@media (min-width: 851px) {
  .card-wrapper.in-view:nth-child(3n+2) {
    transform: translateY(18px);
  }
}

/* ---------- Card Flip & Spotlight Zoom ---------- */
.card-wrapper {
  perspective: 1000px;
  position: relative;
}

/* Spotlight Zoom Effect: On hover, dim & slightly shrink sibling cards */
@media (hover: hover) and (pointer: fine) {
  .card-grid:hover .card-wrapper.in-view {
    opacity: 0.65;
    transform: scale(0.96);
    filter: saturate(0.85);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.28s cubic-bezier(0.4, 0, 0.2, 1), filter 0.28s ease;
  }

  @media (min-width: 851px) {
    .card-grid:hover .card-wrapper.in-view:nth-child(3n+2) {
      transform: translateY(18px) scale(0.96);
    }
  }

  /* Spotlight the hovered card: scale up, elevate z-index */
  .card-grid .card-wrapper.in-view:hover {
    opacity: 1 !important;
    transform: scale(1.05) translateY(-6px) !important;
    z-index: 15 !important;
    filter: saturate(1.05) !important;
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.28s cubic-bezier(0.4, 0, 0.2, 1), filter 0.28s ease;
  }

  @media (min-width: 851px) {
    .card-grid .card-wrapper.in-view:nth-child(3n+2):hover {
      transform: translateY(12px) scale(1.05) !important;
    }
  }
}

.card {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
  border-radius: 24px;
  box-shadow: 0 14px 34px -8px rgba(0, 0, 0, 0.09), 0 4px 12px rgba(0, 0, 0, 0.03);
}

.card-wrapper:hover .card {
  transform: rotateY(180deg);
  box-shadow: 0 28px 56px -12px rgba(0, 0, 0, 0.22), 0 10px 24px rgba(0, 0, 0, 0.08);
}

.card-face {
  position: absolute;
  inset: 0;
  border-radius: 24px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #ffffff;
}

.card-back {
  transform: rotateY(180deg);
}

/* Floating flip hint badges */
.card-front::before {
  content: '↻ Flip';
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 0.65rem;
  font-weight: 700;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  z-index: 10;
  opacity: 0.88;
  transition: all 0.3s ease;
  pointer-events: none;
  letter-spacing: 0.06em;
}

.card-wrapper:hover .card-front::before {
  opacity: 1;
  transform: scale(1.06);
  background: rgba(0, 0, 0, 0.45);
}

.card-back::before {
  content: '↻ Profile';
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 0.65rem;
  font-weight: 700;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  z-index: 10;
  opacity: 0.88;
  pointer-events: none;
  letter-spacing: 0.06em;
}

/* ---------- Card Visual with Shimmer Pattern ---------- */
.card-visual {
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.card-visual-bg {
  position: absolute;
  inset: 0;
  opacity: 0.95;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.card-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 18% 28%, rgba(255, 255, 255, 0.45) 1.5px, transparent 3px),
    radial-gradient(circle at 82% 18%, rgba(255, 255, 255, 0.4) 2px, transparent 4px),
    radial-gradient(circle at 74% 78%, rgba(255, 255, 255, 0.35) 1.5px, transparent 3px),
    radial-gradient(circle at 30% 82%, rgba(255, 255, 255, 0.4) 2px, transparent 4px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
  background-size: 100% 100%;
  pointer-events: none;
  z-index: 1;
}

.card-wrapper:hover .card-visual-bg {
  transform: scale(1.05);
}

.avatar {
  width: 114px;
  height: 114px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  font-weight: 700;
  color: #ffffff;
  position: relative;
  z-index: 2;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16), inset 0 2px 4px rgba(255, 255, 255, 0.5);
  border: 3px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.card-wrapper:hover .avatar {
  transform: scale(1.06);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22), inset 0 2px 6px rgba(255, 255, 255, 0.7);
}

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

.avatar img.avatar-logo {
  width: 82%;
  height: 82%;
  object-fit: contain;
  border-radius: 0;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.18));
}

/* Full frame modifier when using PNGs */
.avatar.has-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 0;
  box-shadow: none;
  background: transparent !important;
}

.avatar.has-image img {
  object-fit: cover;
  object-position: bottom center;
  border-radius: 0;
}

/* ---------- Card Info ---------- */
.card-info {
  width: 100%;
  padding: 1.15rem 1.25rem 1.35rem;
  text-align: center;
  background: #ffffff;
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.card-info .name {
  font-family: 'Fredoka One', cursive;
  font-size: 1.18rem;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0.02em;
  margin-bottom: 0.2rem;
}

.card-info .role {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.08em;
  margin-bottom: 0.45rem;
}

/* ---------- Accent stripe ---------- */
.card-face::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3.5px;
}

/* ---------- Signature Member Radiant Gradients ---------- */
.card-wrapper[data-member="chika"] .card-visual-bg { background: var(--chika-grad); }
.card-wrapper[data-member="chika"] .avatar { background: rgba(255, 107, 53, 0.35); }
.card-wrapper[data-member="chika"] .card-face::after { background: #ff6b35; }

.card-wrapper[data-member="riko"] .card-visual-bg { background: var(--riko-grad); }
.card-wrapper[data-member="riko"] .avatar { background: rgba(255, 51, 102, 0.35); }
.card-wrapper[data-member="riko"] .card-face::after { background: #ff3366; }

.card-wrapper[data-member="kanan"] .card-visual-bg { background: var(--kanan-grad); }
.card-wrapper[data-member="kanan"] .avatar { background: rgba(0, 168, 119, 0.35); }
.card-wrapper[data-member="kanan"] .card-face::after { background: #00c98e; }

.card-wrapper[data-member="dia"] .card-visual-bg { background: var(--dia-grad); }
.card-wrapper[data-member="dia"] .avatar { background: rgba(217, 4, 41, 0.35); }
.card-wrapper[data-member="dia"] .card-face::after { background: #d90429; }

.card-wrapper[data-member="you"] .card-visual-bg { background: var(--you-grad); }
.card-wrapper[data-member="you"] .avatar { background: rgba(0, 142, 206, 0.35); }
.card-wrapper[data-member="you"] .card-face::after { background: #00a8e8; }

.card-wrapper[data-member="yoshiko"] .card-visual-bg { background: var(--yoshiko-grad); }
.card-wrapper[data-member="yoshiko"] .avatar { background: rgba(107, 70, 193, 0.35); }
.card-wrapper[data-member="yoshiko"] .card-face::after { background: #8338ec; }

.card-wrapper[data-member="hanamaru"] .card-visual-bg { background: var(--hanamaru-grad); }
.card-wrapper[data-member="hanamaru"] .avatar { background: rgba(229, 147, 0, 0.35); }
.card-wrapper[data-member="hanamaru"] .card-face::after { background: #f5a623; }

.card-wrapper[data-member="mari"] .card-visual-bg { background: var(--mari-grad); }
.card-wrapper[data-member="mari"] .avatar { background: rgba(156, 39, 176, 0.35); }
.card-wrapper[data-member="mari"] .card-face::after { background: #b833d6; }

.card-wrapper[data-member="ruby"] .card-visual-bg { background: var(--ruby-grad); }
.card-wrapper[data-member="ruby"] .avatar { background: rgba(233, 30, 99, 0.35); }
.card-wrapper[data-member="ruby"] .card-face::after { background: #ff006e; }

/* ---------- Sub-unit badges ---------- */
.subunit-badge {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25em 0.85em;
  border-radius: 50px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary);
  border: 1px solid rgba(0, 0, 0, 0.08);
}



/* ============================================
   Detail View
   ============================================ */

/* ============================================
   Detail View — Full-Bleed & Zero-Scroll
   ============================================ */

body.in-detail-view {
  background: var(--detail-bg-gradient, #f8f7f4);
  transition: background 0.4s ease;
}

@media (min-width: 821px) {
  body.in-detail-view {
    overflow: hidden; /* Zero scroll on desktop */
  }
}

body.in-detail-view .navbar {
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

body.in-detail-view .members-section {
  padding: var(--navbar-h) 0 0 0;
  background: var(--detail-bg-gradient, #f8f7f4);
  transition: background 0.4s ease;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.detail-view {
  display: none;
  width: 100%;
  max-width: 100%;
  margin: 0;
  flex: 1;
  min-height: calc(100vh - var(--navbar-h));
  min-height: calc(100dvh - var(--navbar-h));
  background: var(--detail-bg-gradient, #f8f7f4);
  position: relative;
  transition: background 0.4s ease;
}

.detail-view.visible {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 0.75rem 1.25rem 1.25rem;
  animation: detail-enter 0.35s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes detail-enter {
  from { opacity: 0; transform: scale(0.985); }
  to   { opacity: 1; transform: scale(1); }
}

.detail-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

/* ---------- Detail Top Bar ---------- */
.detail-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 860px;
  padding: 0 0.25rem;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  border-radius: 50px;
  padding: 0.4rem 1.1rem;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.back-btn:hover {
  background: #ffffff;
  color: var(--detail-accent, var(--ocean-deep));
  border-color: var(--detail-accent, var(--ocean-deep));
  transform: translateX(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.back-btn svg {
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.back-btn:hover svg {
  transform: translateX(-2px);
}

.detail-indicator-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.indicator-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--detail-accent, var(--ocean-mid));
  box-shadow: 0 0 8px var(--detail-accent, var(--ocean-mid));
  transition: background 0.4s ease;
}

.nav-indicator {
  font-family: 'Fredoka One', cursive;
  font-size: 0.88rem;
  color: var(--text-primary);
  letter-spacing: 0.06em;
}

/* ---------- Detail Stage (Side Navigation + Card) ---------- */
.detail-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 100%;
}

.nav-arrow-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid var(--target-color, var(--border));
  border-radius: 50px;
  padding: 0.4rem 0.95rem 0.4rem 0.45rem;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
  flex-shrink: 0;
  color: var(--text-primary);
}

.nav-arrow-next {
  padding: 0.4rem 0.45rem 0.4rem 0.95rem;
}

.nav-arrow-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--target-tint, rgba(46, 134, 193, 0.12));
  color: var(--target-color, var(--ocean-deep));
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.nav-arrow-btn:hover {
  background: #ffffff;
  border-color: var(--target-color, var(--ocean-mid));
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.nav-arrow-prev:hover {
  transform: translateX(-4px) scale(1.04);
}

.nav-arrow-next:hover {
  transform: translateX(4px) scale(1.04);
}

.nav-arrow-btn:hover .nav-arrow-icon {
  background: var(--target-color, var(--ocean-mid));
  color: #ffffff;
}

.nav-btn-text {
  font-family: 'Fredoka One', cursive;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  max-width: 95px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Profile Layout Card Container ---------- */
.profile-layout {
  width: 100%;
  max-width: 860px;
  height: 475px; /* Proportional fixed height on desktop fits 100% in viewport without scroll */
  display: flex;
  align-items: stretch;
  gap: 2rem;
  background: #ffffff;
  border: 2px solid var(--detail-accent-border, rgba(46, 134, 193, 0.25));
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 
    0 24px 56px -12px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  position: relative;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
  flex-shrink: 0;
}

.profile-layout::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--detail-gradient, var(--detail-accent));
  z-index: 10;
  transition: background 0.4s ease;
}

/* Flip Animation Modifiers */
.profile-layout.anim-out {
  transition: transform 0.25s ease-in, opacity 0.25s ease-in;
}

.profile-layout.anim-in {
  transition: transform 0.25s ease-out, opacity 0.25s ease-out;
}

.layout-flip-out-next {
  transform: perspective(1200px) rotateY(-90deg);
  opacity: 0.4;
}

.layout-flip-out-prev {
  transform: perspective(1200px) rotateY(90deg);
  opacity: 0.4;
}

.layout-flip-in-next {
  transition: none !important;
  transform: perspective(1200px) rotateY(90deg);
  opacity: 0.4;
}

.layout-flip-in-prev {
  transition: none !important;
  transform: perspective(1200px) rotateY(-90deg);
  opacity: 0.4;
}

/* ---------- Photo Column (3D Flip) ---------- */
.profile-photo-col {
  flex: 0 0 280px;
  height: 100%;
  perspective: 1000px;
  position: relative;
}

.profile-flip-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Flip trigger */
.profile-layout.show-seiyuu .profile-flip-wrapper {
  transform: rotateY(180deg);
}

.profile-flip-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  cursor: pointer;
  overflow: hidden;
  transition: background-color 0.3s ease;
  background: #fdfbf7;
}

.profile-flip-front {
  pointer-events: auto;
}

.profile-flip-back {
  transform: rotateY(180deg);
  pointer-events: none;
}

.profile-layout.show-seiyuu .profile-flip-front {
  pointer-events: none;
}

.profile-layout.show-seiyuu .profile-flip-back {
  pointer-events: auto;
}

/* Background blob & aura */
.photo-accent-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 50% 32%, var(--detail-accent) 0%, transparent 68%),
    radial-gradient(circle at 80% 85%, var(--detail-accent) 0%, transparent 55%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.1) 100%);
  opacity: 0.18;
  transition: opacity 0.3s ease;
}

.profile-flip-face:hover .photo-accent-bg {
  opacity: 0.26;
}

/* Concentric idol aura rings */
.profile-flip-face::before {
  content: '';
  position: absolute;
  top: 36%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 2px dashed var(--detail-accent);
  opacity: 0.22;
  pointer-events: none;
  transition: border-color 0.4s ease;
}

.profile-flip-face::after {
  content: '';
  position: absolute;
  top: 36%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 290px;
  height: 290px;
  border-radius: 50%;
  border: 1px solid var(--detail-accent);
  opacity: 0.12;
  pointer-events: none;
  transition: border-color 0.4s ease;
}

.profile-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-weight: 600;
  color: #ffffff;
  position: relative;
  z-index: 2;
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.08);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.profile-flip-face:hover .profile-avatar {
  transform: scale(1.04);
}

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

/* Full frame modifier when using PNGs */
.profile-avatar.has-image {
  flex: 1;
  width: 100%;
  height: 100%;
  border-radius: 0;
  box-shadow: none;
  background: transparent !important;
  margin-top: 0.5rem;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.profile-avatar.has-image img {
  max-height: 380px;
  width: auto;
  object-fit: contain;
  object-position: bottom center;
  border-radius: 0;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.08));
}

.photo-tap-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.3rem 0.85rem;
  border-radius: 50px;
  border: 1px solid var(--detail-accent-border, rgba(0, 0, 0, 0.1));
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  letter-spacing: 0.04em;
  position: relative;
  z-index: 5;
  margin-bottom: 0.85rem;
  opacity: 0.92;
  transform: translateY(0);
  transition: all 0.3s ease;
}

.profile-flip-face:hover .photo-tap-label {
  opacity: 1;
  transform: translateY(-2px);
  background: #ffffff;
  color: var(--detail-accent, var(--ocean-deep));
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}

/* ---------- Bio Column ---------- */
.profile-bio-col {
  flex: 1;
  padding: 1.5rem 2rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bio-content {
  display: none;
  opacity: 0;
}

.bio-content.active {
  display: block;
  animation: pane-fade-in 0.4s ease forwards;
}

.bio-content.fading-out {
  display: block;
  animation: pane-fade-out 0.3s ease forwards;
}

@keyframes pane-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pane-fade-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-8px); }
}

.profile-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.28rem 0.85rem;
  border-radius: 50px;
  background: var(--detail-accent-tint, rgba(46, 134, 193, 0.12));
  color: var(--detail-accent, var(--ocean-deep));
  border: 1.5px solid var(--detail-accent-border, rgba(46, 134, 193, 0.35));
  margin-bottom: 0.4rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.profile-name {
  font-family: 'Fredoka One', cursive;
  font-size: 1.65rem;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.profile-name-jp {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-light);
  margin-top: 0.1rem;
  letter-spacing: 0.04em;
}

.profile-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--detail-accent-border, var(--border)) 0%, transparent 90%);
  margin: 0.75rem 0 0.9rem;
}

/* Mini-Card Chips Grid (Proportional & Compact) */
.profile-fields {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem 0.85rem;
}

.profile-field-chip {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 12px;
  padding: 0.55rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.profile-field-chip:hover {
  transform: translateY(-2px);
  border-color: var(--detail-accent-border, rgba(46, 134, 193, 0.35));
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
  background: linear-gradient(145deg, #ffffff 0%, #fafafa 100%);
}

.field-chip-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--detail-accent-tint, rgba(46, 134, 193, 0.12));
  color: var(--detail-accent, var(--ocean-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.profile-field-chip:hover .field-chip-icon {
  transform: scale(1.1);
}

.field-chip-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.field-chip-label {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-light);
  line-height: 1.1;
}

.field-chip-val {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
  margin-top: 0.1rem;
  word-break: break-word;
}


/* ============================================
   Top Songs Section (formerly Discography)
   ============================================ */

/* ============================================
   Top Songs Section: Podium & Leaderboard
   ============================================ */

.discography-section {
  padding: 5rem 0 0;
  background: #ffffff;
  position: relative;
}

/* ---------- Podium (Top 3: Classic 2 - 1 - 3 Layout) ---------- */
.disco-podium {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 1.5rem;
  max-width: 980px;
  margin: 2.8rem auto 3.5rem;
  padding: 1.8rem 1rem 0;
}

.disco-podium .disco-card {
  flex: 1;
  max-width: 310px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  cursor: default;
}

/* Podium Order Desktop: #2 (left), #1 (center), #3 (right) */
.disco-card--podium-2 {
  order: 1;
  border: 1.5px solid rgba(160, 185, 205, 0.75);
  box-shadow: 0 8px 24px rgba(160, 185, 205, 0.16);
}
.disco-card--podium-2:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(160, 185, 205, 0.26);
}

/* Rank 1: Elevated center champion card */
.disco-card--podium-1 {
  order: 2;
  flex: 1.15;
  max-width: 350px;
  transform: translateY(-28px);
  border: 2px solid rgba(245, 166, 35, 0.75);
  box-shadow: 0 14px 38px rgba(245, 166, 35, 0.24);
  z-index: 2;
}
.disco-card--podium-1:hover {
  transform: translateY(-34px);
  box-shadow: 0 20px 48px rgba(245, 166, 35, 0.32);
}

.disco-card--podium-3 {
  order: 3;
  border: 1.5px solid rgba(205, 127, 50, 0.75);
  box-shadow: 0 8px 24px rgba(205, 127, 50, 0.16);
}
.disco-card--podium-3:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(205, 127, 50, 0.26);
}

.disco-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.disco-card--podium-1 .disco-cover {
  aspect-ratio: 16 / 9.8;
}

/* Cover Art Image */
.disco-cover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform 0.55s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
  z-index: 0;
}

.disco-card:hover .disco-cover-img {
  transform: scale(1.08);
  filter: brightness(1.05);
}

/* Dark gradient overlay for text/badge readability on cover images */
.disco-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.12) 0%,
    rgba(0, 0, 0, 0.05) 40%,
    rgba(0, 0, 0, 0.35) 100%
  );
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.disco-card:hover .disco-cover-overlay {
  opacity: 0.8;
}

/* Ensure all cover children (badges, rank disc, year) sit above the overlay */
.disco-podium-pill,
.disco-jacket-header,
.disco-rank-disc {
  z-index: 3;
}

.disco-cover-gradient {
  position: absolute;
  inset: 0;
  transition: transform 0.4s ease;
}

.disco-card:hover .disco-cover-gradient {
  transform: scale(1.06);
}

.disco-vinyl-ring {
  position: absolute;
  width: 120%;
  height: 120%;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.15);
  box-shadow: 
    0 0 0 16px rgba(255, 255, 255, 0.04),
    0 0 0 32px rgba(255, 255, 255, 0.03),
    0 0 0 48px rgba(255, 255, 255, 0.02);
  pointer-events: none;
}

.disco-jacket-header {
  position: absolute;
  top: 12px;
  left: 14px;
  font-size: 0.68rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.08em;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
  z-index: 2;
  background: rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(4px);
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ---------- Top 3 Podium Pill (Top Right) ---------- */
.disco-podium-pill {
  position: absolute;
  top: 10px;
  right: 12px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.disco-podium--gold {
  background: linear-gradient(135deg, rgba(255, 220, 80, 0.95), rgba(245, 166, 35, 0.95));
  color: #3d2200;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.disco-podium--silver {
  background: linear-gradient(135deg, rgba(245, 248, 252, 0.95), rgba(185, 200, 215, 0.95));
  color: #1a2936;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.disco-podium--bronze {
  background: linear-gradient(135deg, rgba(250, 195, 150, 0.95), rgba(205, 127, 50, 0.95));
  color: #3b1700;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

/* ---------- Rank Disc (Center Label for High Contrast) ---------- */
.disco-rank-disc {
  position: relative;
  z-index: 2;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(8px);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}

.disco-card:hover .disco-rank-disc {
  transform: scale(1.08);
}

.disco-rank-disc--gold {
  background: radial-gradient(circle, rgba(255, 215, 0, 0.28) 0%, rgba(0, 0, 0, 0.38) 100%);
  border-color: rgba(255, 215, 0, 0.75);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
  width: 82px;
  height: 82px;
}

.disco-rank-disc--silver {
  background: radial-gradient(circle, rgba(230, 240, 250, 0.28) 0%, rgba(0, 0, 0, 0.38) 100%);
  border-color: rgba(220, 235, 250, 0.75);
  box-shadow: 0 0 20px rgba(200, 220, 240, 0.3);
  width: 78px;
  height: 78px;
}

.disco-rank-disc--bronze {
  background: radial-gradient(circle, rgba(205, 127, 50, 0.28) 0%, rgba(0, 0, 0, 0.38) 100%);
  border-color: rgba(205, 127, 50, 0.75);
  box-shadow: 0 0 20px rgba(205, 127, 50, 0.3);
  width: 78px;
  height: 78px;
}

/* ---------- Rank Badge (Text) ---------- */
.disco-rank-badge {
  font-family: 'Fredoka One', cursive;
  font-size: 2rem;
  color: #ffffff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
  letter-spacing: -0.02em;
  line-height: 1;
}

.disco-rank--gold {
  font-size: 2.5rem;
  color: #fff9db;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7), 0 0 16px rgba(255, 215, 0, 0.8);
}

.disco-rank--silver {
  font-size: 2.3rem;
  color: #ffffff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7), 0 0 16px rgba(255, 255, 255, 0.8);
}

.disco-rank--bronze {
  font-size: 2.3rem;
  color: #fff1e0;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7), 0 0 16px rgba(205, 127, 50, 0.8);
}

.disco-card-body {
  padding: 1.15rem 1.25rem;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 4.2rem;
}

.disco-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin: 0;
  word-break: break-word;
}

.disco-card--podium .disco-card-title {
  font-size: 1rem;
}


/* ============================================
   Leaderboard List (Rank 4–10)
   ============================================ */

.disco-leaderboard-wrap {
  max-width: 860px;
  margin: 0 auto 3rem;
  padding: 0 1rem;
}

.disco-leaderboard {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* User directive: "aksen warna 4-10 dibuat sama" -> uniform Aqours ocean blue accent */
.disco-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 1.4rem;
  background: #ffffff;
  border: 1px solid rgba(0, 159, 232, 0.18);
  border-left: 4px solid #009fe8;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
  cursor: default;
}

.disco-row:hover {
  transform: translateX(6px);
  background: #f6fbff;
  border-color: rgba(0, 159, 232, 0.45);
  box-shadow: 0 6px 20px rgba(0, 159, 232, 0.12);
}

.disco-row-left {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex: 1;
  min-width: 0;
}

.disco-row-rank {
  font-family: 'Fredoka One', cursive;
  font-size: 1.25rem;
  color: #009fe8;
  width: 2.3rem;
  height: 2.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 159, 232, 0.10);
  border-radius: 8px;
  flex-shrink: 0;
}

.disco-row-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.disco-row-right {
  display: flex;
  align-items: center;
  margin-left: 1rem;
  flex-shrink: 0;
}

.disco-row-year {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-light);
  background: rgba(0, 0, 0, 0.04);
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

/* ============================================
   Top Songs Responsive
   ============================================ */

@media (max-width: 768px) {
  .disco-podium {
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    margin: 1.5rem auto 2.5rem;
    padding-top: 0;
  }

  .disco-podium .disco-card {
    max-width: 100%;
    width: 100%;
  }

  /* Reset vertical order on mobile: #1 (top), then #2, then #3 */
  .disco-card--podium-1 {
    order: 1;
    transform: none;
    max-width: 100%;
  }
  .disco-card--podium-1:hover {
    transform: translateY(-4px);
  }

  .disco-card--podium-2 {
    order: 2;
    transform: none;
    max-width: 100%;
  }
  .disco-card--podium-2:hover {
    transform: translateY(-4px);
  }

  .disco-card--podium-3 {
    order: 3;
    transform: none;
    max-width: 100%;
  }
  .disco-card--podium-3:hover {
    transform: translateY(-4px);
  }

  .disco-row {
    padding: 0.8rem 1rem;
  }

  .disco-row-title {
    font-size: 0.88rem;
    white-space: normal;
  }

  .disco-row-rank {
    font-size: 1.1rem;
    width: 2rem;
    height: 2rem;
  }

  .disco-row-year {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
  }

  .disco-jacket-header {
    top: 8px;
    left: 8px;
    font-size: 0.58rem;
    padding: 0.1rem 0.35rem;
  }

  .disco-podium-pill {
    top: 8px;
    right: 8px;
    font-size: 0.55rem;
    padding: 0.18rem 0.42rem;
  }

  /* Hero collage mobile adjustments */
  .hero-collage {
    inset: -15% -15%;
    width: 130%;
    height: 130%;
    gap: 0.85rem;
    transform: rotate(-2.5deg);
    opacity: 0.55;
  }

  .collage-card {
    width: 190px;
    height: 120px;
    margin-right: 0.85rem;
    border-radius: 10px;
  }
}


/* ============================================
   Footer
   ============================================ */

.site-footer {
  background: var(--ocean-deep);
  color: rgba(255, 255, 255, 0.8);
  padding: 2.5rem 1.5rem 2rem;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-logo {
  filter: brightness(0) invert(1);
  opacity: 0.7;
  margin-bottom: 0.35rem;
}

.footer-project {
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.65);
}

.footer-credit {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-end;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: #ffffff;
}

.footer-link svg {
  flex-shrink: 0;
  opacity: 0.7;
}

@media (max-width: 600px) {
  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-contact {
    align-items: center;
  }
}


/* ============================================
   Fade-in Scroll Reveal Animation (designrev1.md)
   ============================================ */

.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.fade-in.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered entrance for Member Cards in grid */
.card-wrapper.fade-in {
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.card-wrapper.fade-in.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 851px) {
  .card-wrapper.fade-in:nth-child(3n+2) {
    transform: translateY(62px);
  }

  .card-wrapper.fade-in.in-view:nth-child(3n+2) {
    transform: translateY(18px);
  }
}

/* Stagger sequence for 9 member cards (wave left-to-right & row-to-row) */
.card-wrapper:nth-child(1) { transition-delay: 0.05s; }
.card-wrapper:nth-child(2) { transition-delay: 0.18s; }
.card-wrapper:nth-child(3) { transition-delay: 0.30s; }
.card-wrapper:nth-child(4) { transition-delay: 0.12s; }
.card-wrapper:nth-child(5) { transition-delay: 0.25s; }
.card-wrapper:nth-child(6) { transition-delay: 0.38s; }
.card-wrapper:nth-child(7) { transition-delay: 0.20s; }
.card-wrapper:nth-child(8) { transition-delay: 0.33s; }
.card-wrapper:nth-child(9) { transition-delay: 0.46s; }

/* Stagger sequence for 3 Stat Cards */
.stat-card:nth-child(1) { transition-delay: 0.05s; }
.stat-card:nth-child(2) { transition-delay: 0.15s; }
.stat-card:nth-child(3) { transition-delay: 0.25s; }

/* Stagger sequence for 3 Sub-unit Cards */
.subunit-card:nth-child(1) { transition-delay: 0.05s; }
.subunit-card:nth-child(2) { transition-delay: 0.15s; }
.subunit-card:nth-child(3) { transition-delay: 0.25s; }

/* Cancel transition delay on hover so interactive effects respond instantly */
.card-wrapper:hover,
.card-grid:hover .card-wrapper,
.stat-card:hover,
.about-stats:hover .stat-card,
.subunit-card:hover,
.subunit-grid:hover .subunit-card,
.disco-card:hover,
.disco-row:hover {
  transition-delay: 0s !important;
}

/* Podium Cards reveal */
.disco-card.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.55s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

/* Stagger sequence for Top 3 Podium cards */
.disco-card:nth-child(1) { transition-delay: 0.08s; }
.disco-card:nth-child(2) { transition-delay: 0.16s; }
.disco-card:nth-child(3) { transition-delay: 0.24s; }

.disco-card.fade-in.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Leaderboard Rows (Rank 4-10) reveal */
.disco-row.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

/* Stagger sequence for 7 Leaderboard rows */
.disco-row:nth-child(1) { transition-delay: 0.04s; }
.disco-row:nth-child(2) { transition-delay: 0.08s; }
.disco-row:nth-child(3) { transition-delay: 0.12s; }
.disco-row:nth-child(4) { transition-delay: 0.16s; }
.disco-row:nth-child(5) { transition-delay: 0.20s; }
.disco-row:nth-child(6) { transition-delay: 0.24s; }
.disco-row:nth-child(7) { transition-delay: 0.28s; }

.disco-row.fade-in.in-view {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================
   Responsive — Tablet (<= 1024px)
   ============================================ */

@media (max-width: 1024px) {
  .nav-btn-text {
    display: none;
  }

  .nav-arrow-btn {
    padding: 0.35rem;
    border-radius: 50%;
  }

  .detail-stage {
    gap: 0.75rem;
  }
}

/* ============================================
   Responsive — Tablet / Mobile Detail View (<= 820px)
   ============================================ */

@media (max-width: 820px) {
  body.in-detail-view {
    overflow-y: auto !important;
  }

  body.in-detail-view .members-section {
    min-height: auto;
    padding-bottom: 2rem;
  }

  .detail-view.visible {
    min-height: auto;
    justify-content: flex-start;
    padding: 0.75rem 1rem 2.5rem;
  }

  .profile-layout {
    flex-direction: column;
    gap: 0;
    height: auto;
    max-width: 540px;
    margin: 0 auto;
  }

  .profile-photo-col {
    flex: none;
    width: 100%;
    height: 380px;
    min-height: 380px;
  }

  .profile-flip-wrapper {
    height: 380px;
    min-height: 380px;
  }

  .profile-avatar.has-image img {
    object-position: top center;
  }

  .profile-bio-col {
    padding: 1.5rem 1.25rem 1.75rem;
  }

  .profile-name {
    font-size: 1.4rem;
  }
}

/* ============================================
   Responsive — Small Tablet & Large Mobile (<= 700px)
   ============================================ */

@media (max-width: 700px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .hero-tagline {
    font-size: 1.15rem;
  }

  .hero-subtitle {
    font-size: 0.85rem;
  }

  .section-title {
    font-size: 1.4rem;
  }
}

/* ============================================
   Responsive — Mobile (<= 640px)
   ============================================ */

@media (max-width: 640px) {
  .detail-stage {
    position: relative;
    width: 100%;
  }

  .nav-arrow-btn {
    position: absolute;
    top: 170px;
    z-index: 25;
    width: 42px;
    height: 42px;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
  }

  .nav-arrow-prev {
    left: 8px;
  }

  .nav-arrow-next {
    right: 8px;
  }
}

/* ============================================
   Responsive — Narrow Mobile (<= 540px)
   ============================================ */

@media (max-width: 540px) {
  .card-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    max-width: 340px;
    margin: 0 auto;
  }

  .grid-container {
    padding: 2rem 1rem 3rem;
  }

  .avatar {
    width: 90px;
    height: 90px;
    font-size: 1.5rem;
  }

  .profile-bio-col {
    padding: 1.25rem 1rem 1.5rem;
  }

  .profile-fields {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .profile-field-chip {
    padding: 0.65rem 0.8rem;
  }
}