/* ============================================================
   ClawBench Data Viewer — Liquid Glass Design System
   Adapted from Apple Liquid Glass UI Components
   ============================================================ */

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
  --apple-red: #FF4245;
  --apple-orange: #FF9230;
  --apple-yellow: #BF9B00;
  --apple-green: #30D158;
  --apple-mint: #00DAC3;
  --apple-teal: #00D2E0;
  --apple-cyan: #3CD3FE;
  --apple-blue: #0091FF;
  --apple-indigo: #6D7CFF;
  --apple-purple: #DB34F2;
  --apple-pink: #FF375F;
  --apple-brown: #B78A66;

  --apple-gray: #8E8E93;
  --apple-gray2: #AEAEB2;
  --apple-gray3: #C7C7CC;
  --apple-gray4: #D1D1D6;
  --apple-gray5: #E5E5EA;
  --apple-gray6: #F2F2F7;

  --bg-primary: #FFFFFF;
  --bg-secondary: #F2F2F7;
  --bg-tertiary: #FFFFFF;
  --text-primary: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #86868B;
  --separator: rgba(60, 60, 67, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-clear: rgba(255, 255, 255, 0.45);
  --glass-bg-tinted: rgba(109, 124, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: rgba(0, 0, 0, 0.06);
  --glass-shadow-hover: rgba(0, 0, 0, 0.1);
  --glass-blur-amount: 20px;
  --glass-saturate: 180%;
  --glass-blur: blur(var(--glass-blur-amount)) saturate(var(--glass-saturate));
  --glass-blur-heavy: blur(40px) saturate(200%);
  --accent: var(--apple-indigo);
  --accent-hover: #5B6AE6;
  --code-bg: rgba(0, 0, 0, 0.04);
  --code-text: var(--text-primary);
  --overlay: rgba(0, 0, 0, 0.4);

  --radius-sm: 8px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 100px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  --font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Segoe UI', Roboto, sans-serif;
  --font-text: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, ui-monospace, 'Cascadia Code', Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 1.0625rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-hero: 3.5rem;

  --radius-md: 14px;

  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.22, 1.0, 0.36, 1.0);
  --duration-fast: 0.2s;
  --duration-normal: 0.35s;
  --duration-slow: 0.6s;
}

/* ── Dark Mode ─────────────────────────────────────────────── */
.dark-mode {
  --bg-primary: #000000;
  --bg-secondary: #1C1C1E;
  --bg-tertiary: #2C2C2E;
  --text-primary: #F5F5F7;
  --text-secondary: rgba(235, 235, 245, 0.6);
  --text-tertiary: rgba(235, 235, 245, 0.45);
  --separator: rgba(84, 84, 88, 0.60);
  --glass-bg: rgba(44, 44, 46, 0.72);
  --glass-bg-hover: rgba(44, 44, 46, 0.78);
  --glass-bg-clear: rgba(44, 44, 46, 0.45);
  --glass-bg-tinted: rgba(109, 124, 255, 0.12);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-hover: rgba(255, 255, 255, 0.20);
  --apple-yellow: #FFD60A;
  --glass-shadow: rgba(0, 0, 0, 0.25);
  --glass-shadow-hover: rgba(0, 0, 0, 0.4);
  --glass-shadow-elevated: rgba(0, 0, 0, 0.6);
  --accent: #7B8AFF;
  --accent-hover: #8E9AFF;
  --code-bg: rgba(255, 255, 255, 0.06);
  --code-text: #F5F5F7;
  --overlay: rgba(0, 0, 0, 0.6);
}

/* ── Gradient Orbs (dark mode background decoration) ───────── */
.gradient-orbs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.dark-mode .gradient-orbs {
  opacity: 1;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(180px);
  opacity: 0.10;
  animation: orbFloat 25s ease-in-out infinite;
  will-change: transform;
}

.gradient-orb:nth-child(1) {
  width: 700px;
  height: 700px;
  background: var(--apple-indigo);
  top: -12%;
  right: -8%;
  animation-delay: 0s;
}

.gradient-orb:nth-child(2) {
  width: 600px;
  height: 600px;
  background: var(--apple-purple);
  bottom: 8%;
  left: -12%;
  animation-delay: -8s;
}

.gradient-orb:nth-child(3) {
  width: 500px;
  height: 500px;
  background: var(--apple-teal);
  top: 35%;
  right: 15%;
  animation-delay: -16s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(20px, -30px) scale(1.04); }
  50% { transform: translate(-15px, 15px) scale(0.97); }
  75% { transform: translate(25px, 10px) scale(1.02); }
}

/* ── Starfield Canvas ──────────────────────────────────────── */
#starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.dark-mode #starfield {
  opacity: 1;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

body {
  font-family: var(--font-text);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  letter-spacing: -0.01em;
  transition: background var(--duration-slow) var(--ease-out),
              color var(--duration-slow) var(--ease-out);
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 122, 255, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(109, 124, 255, 0.05), transparent),
    radial-gradient(ellipse 50% 30% at 20% 80%, rgba(175, 82, 222, 0.05), transparent);
  pointer-events: none;
  z-index: 0;
}

.dark-mode body::before {
  /* Disable in dark mode — gradient orbs handle the background */
  display: none;
}

/* ── Animations ────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-spring),
              transform var(--duration-slow) var(--ease-spring);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Layout ────────────────────────────────────────────────── */
.main-content {
  padding-top: 52px;
  position: relative;
  z-index: 1;
}

.dark-mode .main-content {
  padding-top: 72px; /* account for floating pill nav + margin */
}

/* View transition fade */
.main-content.view-transitioning {
  opacity: 0;
  transform: translateY(8px);
}

.main-content.view-ready {
  transition: opacity 0.35s var(--ease-spring), transform 0.35s var(--ease-spring);
  opacity: 1;
  transform: translateY(0);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1068px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 735px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 var(--space-md); }
}

/* ── Glass Navigation Bar ──────────────────────────────────── */
.glass-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border-bottom: 1px solid var(--glass-border);
  padding: 0 var(--space-xl);
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), inset 0 -1px 0 rgba(0, 0, 0, 0.05);
  transition: all var(--duration-normal) var(--ease-out);
}

.glass-nav.scrolled {
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Dark mode: floating pill glass navbar — three-layer construction */
.dark-mode .glass-nav {
  top: 16px;
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 860px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  background: rgba(30, 30, 32, 0.85);
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.35),
    0 1px 3px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

/* Specular highlight — inner glow layer */
.dark-mode .glass-nav::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, transparent 50%);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.14);
  pointer-events: none;
  z-index: 1;
}

.dark-mode .glass-nav.scrolled {
  top: 10px;
  background: rgba(30, 30, 32, 0.80);
  -webkit-backdrop-filter: blur(40px) saturate(200%);
  backdrop-filter: blur(40px) saturate(200%);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.5),
    0 2px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.16);
}

.glass-nav-brand {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  white-space: nowrap;
  position: relative;
  z-index: 3;
}

.glass-nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  position: relative;
  z-index: 3;
}

.glass-nav-links a {
  display: block;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-pill);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  position: relative;
}

.glass-nav-links a:hover {
  color: var(--accent);
  background: var(--glass-bg-tinted);
}

.glass-nav-links a.active {
  color: var(--accent);
  background: rgba(109, 124, 255, 0.14);
  font-weight: 600;
}

.dark-mode .glass-nav-links a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.dark-mode .glass-nav-links a.active {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.14);
}

/* Subtle active indicator dot */
.dark-mode .glass-nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 1px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2.5px;
  border-radius: 1px;
  background: var(--accent);
  opacity: 0.8;
}

.glass-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Mobile: hide inline nav links, show bottom tab bar */
@media (max-width: 735px) {
  .glass-nav-links { display: none; }
  .glass-nav { padding: 0 var(--space-md); }
}

.mobile-tab-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 56px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border-top: 1px solid var(--glass-border);
  padding: 0;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.dark-mode .mobile-tab-bar {
  background: rgba(28, 28, 30, 0.85);
  backdrop-filter: blur(30px) saturate(220%);
  -webkit-backdrop-filter: blur(30px) saturate(220%);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 -1px 12px rgba(0, 0, 0, 0.3);
}

.mobile-tab-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: 56px;
}

.mobile-tab-bar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
  color: var(--text-tertiary);
  font-size: 10px;
  font-weight: 500;
  padding: 6px 12px;
  min-width: 64px;
  transition: color var(--duration-fast);
}

.mobile-tab-bar .tab-icon {
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-tab-bar .tab-icon svg {
  display: block;
}

.mobile-tab-bar a.active {
  color: var(--accent);
}

@media (max-width: 735px) {
  .mobile-tab-bar { display: block; }
  .main-content { padding-bottom: 64px; }
  .dark-mode .main-content { padding-bottom: 64px; }
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px var(--space-lg) 48px;
  position: relative;
  min-height: auto;
}

/* Subtle radial glow behind hero content */
.dark-mode .hero::before {
  content: '';
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(
    ellipse at center,
    rgba(109, 124, 255, 0.06) 0%,
    rgba(109, 124, 255, 0.02) 40%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
}

/* Hero badge — glass pill with pulsing dot */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 7px 20px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(109, 124, 255, 0.06);
  border: 1px solid rgba(109, 124, 255, 0.15);
  animation: fadeIn 0.6s var(--ease-out) both;
  position: relative;
  z-index: 2;
}

.dark-mode .hero-badge {
  background: rgba(109, 124, 255, 0.08);
  border-color: rgba(109, 124, 255, 0.18);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  backdrop-filter: blur(12px) saturate(150%);
  box-shadow:
    inset 0 1px 0 rgba(109, 124, 255, 0.12),
    inset 0 -0.5px 0 rgba(0, 0, 0, 0.1),
    0 2px 12px rgba(109, 124, 255, 0.08);
}

.hero-badge .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.dark-mode .hero-badge .badge-dot {
  box-shadow: 0 0 8px rgba(109, 124, 255, 0.5);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: var(--space-lg);
  max-width: 800px;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s var(--ease-out) 0.1s both;
}

/* Light mode: subtle gradient text */
.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Dark mode: animated multi-color gradient text */
.dark-mode .hero-title .gradient-text {
  background: linear-gradient(
    135deg,
    #6D7CFF 0%,
    #8B6DFF 25%,
    #DB34F2 50%,
    #7B4DFF 75%,
    #00D2E0 100%
  );
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 8s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-description {
  font-size: clamp(16px, 2.2vw, 20px);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto var(--space-xl);
  line-height: 1.55;
  font-weight: 400;
  animation: slideUp 0.8s var(--ease-out) 0.2s both;
  position: relative;
  z-index: 2;
}

@media (max-width: 735px) {
  .hero { padding: 72px var(--space-md) 32px; }
}

/* ── Glass Card ────────────────────────────────────────────── */
.glass-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.04),
    0 8px 32px rgba(0, 0, 0, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    inset 0 -1px 0 rgba(0, 0, 0, 0.04);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  transform: scale(1.01);
  box-shadow: 0 2px 8px var(--glass-shadow), 0 16px 48px var(--glass-shadow-hover);
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Dark mode: three-layer glass construction */
.dark-mode .glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-color: var(--glass-border);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.dark-mode .glass-card:hover {
  background: var(--glass-bg-hover);
  box-shadow:
    0 16px 48px var(--glass-shadow-elevated),
    inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2);
  border-color: var(--glass-border-hover);
}

/* Specular highlight top edge */
.dark-mode .glass-card::before {
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.05) 20%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0.05) 80%, transparent 100%);
  height: 1px;
  bottom: auto;
  z-index: 2;
}

.glass-card-tinted {
  background: rgba(240, 242, 255, 0.95);
  border: 1px solid rgba(0, 122, 255, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: 0 4px 24px rgba(0, 122, 255, 0.06);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.dark-mode .glass-card-tinted {
  background: rgba(30, 30, 42, 0.95);
  border-color: rgba(10, 132, 255, 0.2);
}

.glass-card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.glass-card-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Glass Buttons ─────────────────────────────────────────── */
.glass-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.glass-btn:active { transform: scale(0.97); }

.glass-btn-solid {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 122, 255, 0.3);
}

.glass-btn-solid:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 16px rgba(0, 122, 255, 0.4);
  transform: translateY(-1px);
}

.glass-btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

.glass-btn-outline:hover {
  background: var(--glass-bg-tinted);
  transform: translateY(-1px);
}

.glass-btn-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.glass-btn-glass:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.10);
}
.dark-mode .glass-btn-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.20);
}

.glass-btn-sm { padding: 6px 14px; font-size: var(--font-size-xs); }
.glass-btn-lg { padding: 14px 28px; font-size: var(--font-size-md); }

.glass-btn:disabled,
.glass-btn[aria-disabled="true"] {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
}

/* ── Glass Badges ──────────────────────────────────────────── */
.glass-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
  white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-out);
}

.dark-mode .glass-badge {
  background: rgba(44, 44, 46, 0.72);
  border-color: rgba(255, 255, 255, 0.12);
}

.glass-badge:hover { transform: scale(1.04); }
.platform-grid .glass-badge {
  cursor: default;
}
.platform-grid .glass-badge:hover {
  transform: none;
}

.glass-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.glass-badge-count {
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 11px;
  background: var(--accent);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
}

/* ── Glass Stat Cards ──────────────────────────────────────── */
.glass-stat {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.dark-mode .glass-stat {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-color: var(--glass-border);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.dark-mode .glass-stat:hover {
  background: var(--glass-bg-hover);
  box-shadow:
    0 16px 48px var(--glass-shadow-elevated),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  border-color: var(--glass-border-hover);
}

.glass-stat:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 40px var(--glass-shadow-hover);
}

.glass-stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--glass-bg-tinted);
  font-size: 1.5rem;
}

.glass-stat-value {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-xs);
  background: linear-gradient(135deg, var(--accent), var(--apple-indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

/* ── Glass Table ───────────────────────────────────────────── */
.glass-table-wrapper {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.dark-mode .glass-table-wrapper {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-color: var(--glass-border);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.glass-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.glass-table thead {
  background: var(--code-bg);
}

.glass-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-primary);
}
.dark-mode .glass-table thead th {
  background: var(--bg-secondary);
}

.glass-table th {
  padding: 12px var(--space-md);
  font-weight: 600;
  text-align: left;
  color: var(--text-primary);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.glass-table td {
  padding: 12px var(--space-md);
  color: var(--text-secondary);
  border-top: 1px solid var(--separator);
}

.glass-table tr:hover td {
  background: var(--code-bg);
}

.glass-table tbody tr:nth-child(even) td {
  background: rgba(0, 0, 0, 0.015);
}
.dark-mode .glass-table tbody tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

/* ── Dark Mode Toggle ──────────────────────────────────────── */
.theme-toggle {
  width: 52px;
  height: 28px;
  border-radius: 14px;
  background: var(--apple-gray3);
  border: none;
  cursor: pointer;
  position: relative;
  transition: background var(--duration-normal);
  flex-shrink: 0;
}

.dark-mode .theme-toggle {
  background: var(--apple-indigo);
}

.theme-toggle::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.dark-mode .theme-toggle::before {
  transform: translateX(24px);
}

.theme-toggle-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  transition: opacity var(--duration-fast);
}

.theme-toggle-icon.sun { left: 7px; opacity: 1; }
.theme-toggle-icon.moon { right: 7px; opacity: 0.6; }
.dark-mode .theme-toggle-icon.sun { opacity: 0.5; }
.dark-mode .theme-toggle-icon.moon { opacity: 1; }

/* ── Section ───────────────────────────────────────────────── */
.section {
  padding: var(--space-3xl) 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
}

/* ── Loading State ─────────────────────────────────────────── */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: var(--space-md);
  color: var(--text-secondary);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--separator);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ── Skeleton Loading ─────────────────────────────────────── */
.skeleton-preview {
  padding: 100px 24px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.skeleton-hero { text-align: center; margin-bottom: 48px; }
.skeleton-line {
  height: 16px;
  border-radius: 8px;
  background: linear-gradient(90deg, var(--code-bg) 25%, var(--separator) 50%, var(--code-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  margin: 0 auto 12px;
}
.skeleton-line.skeleton-sm { width: 200px; }
.skeleton-line.skeleton-lg { width: 300px; height: 40px; margin-bottom: 16px; }
.skeleton-line.skeleton-md { width: 450px; }
.skeleton-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.skeleton-card {
  height: 120px;
  border-radius: var(--radius-lg);
  background: linear-gradient(90deg, var(--code-bg) 25%, var(--separator) 50%, var(--code-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
@media (max-width: 735px) {
  .skeleton-grid { grid-template-columns: repeat(2, 1fr); }
  .skeleton-line.skeleton-md { width: 80%; }
  .skeleton-line.skeleton-lg { width: 60%; }
}

/* ── Search Bar ────────────────────────────────────────────── */
.search-container {
  max-width: 720px;
  margin: 0 auto var(--space-xl);
}

.search-input-wrapper {
  position: relative;
}

.search-input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  font-family: var(--font-text);
  font-size: var(--font-size-md);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-md);
  outline: none;
  box-shadow: 0 1px 3px var(--glass-shadow), 0 8px 32px var(--glass-shadow);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.dark-mode .search-input {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-color: var(--glass-border);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(109, 124, 255, 0.15), 0 8px 32px var(--glass-shadow);
}

.search-input::placeholder {
  color: var(--text-tertiary);
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  color: var(--text-tertiary);
  pointer-events: none;
}

/* ── Filter Bar ────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
  align-items: center;
}

.filter-select {
  padding: 8px 14px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-md);
  outline: none;
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.dark-mode .filter-select {
  background: rgba(44, 44, 46, 0.72);
  border-color: rgba(255, 255, 255, 0.12);
}

.filter-select:focus {
  border-color: var(--accent);
}

.filter-count {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-left: auto;
}

/* ── Breadcrumb ────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-lg);
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep::after {
  content: '\203A';
  font-size: 1.1em;
  margin: 0 var(--space-xs);
  color: var(--text-tertiary);
}

/* ── Bar Chart ─────────────────────────────────────────────── */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.bar-row {
  display: grid;
  grid-template-columns: 200px 1fr 48px;
  align-items: center;
  gap: var(--space-md);
}

@media (max-width: 735px) {
  .bar-row {
    grid-template-columns: 120px 1fr 40px;
    gap: var(--space-sm);
  }
}

.bar-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bar-track {
  height: 24px;
  background: var(--code-bg);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width 0.8s var(--ease-out);
  min-width: 4px;
}

.bar-value {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: 600;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ── Accordion ─────────────────────────────────────────────── */
.accordion {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-md);
  background: rgba(255, 255, 255, 0.95);
}

.dark-mode .accordion {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-color: var(--glass-border);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  min-height: 48px;
  cursor: pointer;
  user-select: none;
  transition: background var(--duration-fast);
}

.accordion-header:hover {
  background: var(--code-bg);
}

.accordion-title {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
}

.accordion-chevron {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  transition: transform var(--duration-normal) var(--ease-out);
}

.accordion.open .accordion-chevron {
  transform: rotate(90deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              opacity 0.3s ease;
  opacity: 0;
  padding: 0 var(--space-lg) var(--space-lg);
}

.accordion.open .accordion-body {
  max-height: 5000px;
  opacity: 1;
}

/* ── Category Card (clickable) ─────────────────────────────── */
.category-card {
  cursor: pointer;
}

.category-card .category-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.category-card .category-id {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: #fff;
}

.category-card .category-name-zh {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.category-card .category-name-en {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.category-card .category-range {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
  margin-top: var(--space-sm);
}

.category-card .subcategory-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.subcategory-tag {
  padding: 2px 8px;
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  background: var(--code-bg);
  border-radius: var(--radius-sm);
}

/* ── Platform Badges (colored) ─────────────────────────────── */
.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 1px solid;
  white-space: nowrap;
}

/* ── Task Number ───────────────────────────────────────────── */
.task-number {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--accent);
  background: var(--glass-bg-tinted);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* ── Search Highlight ──────────────────────────────────────── */
mark {
  background: rgba(109, 124, 255, 0.2);
  color: inherit;
  padding: 1px 2px;
  border-radius: 3px;
}

.dark-mode mark {
  background: rgba(109, 124, 255, 0.3);
}

/* ── Task Results ──────────────────────────────────────────── */
.task-result {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--separator);
  transition: background var(--duration-fast);
}

.task-result:last-child {
  border-bottom: none;
}

.task-result:hover {
  background: var(--code-bg);
}

.task-result-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xs);
}

.task-result-body {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  line-height: 1.5;
  margin-bottom: var(--space-xs);
}

.task-result-meta {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

/* ── Bilingual (Chinese secondary text below English) ─────── */
.bilingual-zh {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: 3px;
  line-height: 1.4;
  display: inline;
}
.bilingual-zh::before { content: ' '; }
td .bilingual-zh { display: block; }
td .bilingual-zh::before { content: none; }

/* ── Comparison Table Highlight ────────────────────────────── */
.glass-table td.highlight {
  color: var(--accent);
  font-weight: 600;
}

/* ── Responsive Table Wrapper ──────────────────────────────── */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  position: relative;
}
.table-scroll::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(to right, transparent, var(--bg-primary));
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity var(--duration-fast);
}
.table-scroll.has-scroll::after {
  opacity: 1;
}
.dark-mode .table-scroll::after {
  background: linear-gradient(to right, transparent, var(--bg-secondary));
}

.table-scroll::-webkit-scrollbar {
  height: 6px;
}

.table-scroll::-webkit-scrollbar-thumb {
  background: var(--apple-gray3);
  border-radius: 3px;
}

/* ── Focus States ──────────────────────────────────────────── */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid rgba(109, 124, 255, 0.8);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(109, 124, 255, 0.2);
}

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--apple-gray3); border-radius: 4px; }
.dark-mode ::-webkit-scrollbar-thumb { background: #48484A; }

/* ── Reduced Motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #starfield { display: none; }
  .gradient-orb { animation: none; transform: none; }
  .animate-on-scroll { opacity: 1; transform: none; }
  .hero-badge .badge-dot { animation: none; opacity: 1; }
}

/* ── Platform Top Grid ─────────────────────────────────────── */
.platform-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ── Empty State ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  color: var(--text-tertiary);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

/* ── Nav Logo Icon ────────────────────────────────────────── */
.nav-logo-icon {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--apple-indigo) 0%, var(--apple-purple) 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: white;
  margin-right: 8px;
  vertical-align: middle;
  flex-shrink: 0;
}

.dark-mode .nav-logo-icon {
  box-shadow:
    0 2px 8px rgba(109, 124, 255, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

/* ── Bar Fill Gradient ────────────────────────────────────── */
.bar-fill {
  position: relative;
  overflow: hidden;
}

.dark-mode .bar-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.15) 100%);
  pointer-events: none;
}

.dark-mode .bar-track {
  background: rgba(255, 255, 255, 0.06);
}

/* ── Enhanced Dark Badge ──────────────────────────────────── */
.dark-mode .glass-badge {
  background: rgba(44, 44, 46, 0.72);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border-color: var(--glass-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* ── Hero Actions ─────────────────────────────────────────── */
.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  animation: slideUp 0.8s var(--ease-out) 0.3s both;
  position: relative;
  z-index: 2;
}

/* ── Animated Counter ─────────────────────────────────────── */
.counter {
  font-variant-numeric: tabular-nums;
}

/* ── Dark Mode Filter Select ──────────────────────────────── */
.dark-mode .filter-select {
  background: var(--glass-bg);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border-color: var(--glass-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* ── Pagination ───────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--separator);
  gap: var(--space-md);
  flex-wrap: wrap;
}

.pagination-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.pagination-info strong {
  color: var(--text-primary);
  font-weight: 600;
}

.pagination-pages {
  display: flex;
  align-items: center;
  gap: 2px;
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  user-select: none;
  font-variant-numeric: tabular-nums;
}

.pagination-btn:hover {
  color: var(--text-primary);
  background: var(--code-bg);
}

.pagination-btn.active {
  color: #FFFFFF;
  background: var(--accent);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(109, 124, 255, 0.3);
}

.pagination-btn:disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.pagination-ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  user-select: none;
}

/* Dark mode pagination */
.dark-mode .pagination-btn:hover {
  background: rgba(255, 255, 255, 0.08);
}

.dark-mode .pagination-btn.active {
  background: var(--accent);
  box-shadow: 0 2px 12px rgba(109, 124, 255, 0.4);
}

/* Per-page selector */
.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.pagination-per-page {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.pagination-per-page select {
  padding: 4px 8px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  background: var(--code-bg);
  border: 1px solid var(--separator);
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.dark-mode .pagination-per-page select {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--glass-border);
}

.pagination-per-page select:focus {
  border-color: var(--accent);
}

/* Animated result transition */
.search-results-fade {
  transition: opacity 0.2s var(--ease-out);
}

.search-results-fade.fading {
  opacity: 0;
}

/* Responsive pagination */
@media (max-width: 735px) {
  .pagination {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
    padding: var(--space-md);
  }
  .pagination-pages {
    justify-content: center;
    flex-wrap: wrap;
  }
  .pagination-info {
    text-align: center;
  }
  .pagination-controls {
    justify-content: center;
  }
}

/* ── Responsive pill nav ──────────────────────────────────── */
@media (max-width: 735px) {
  .dark-mode .glass-nav {
    width: calc(100% - 16px);
    top: 8px;
    padding: 0 var(--space-md);
  }
  .dark-mode .glass-nav.scrolled {
    top: 4px;
  }
}

/* ── Search Clear Button ──────────────────────────────────── */
.search-clear-btn {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: none;
  background: var(--apple-gray4);
  color: var(--bg-primary);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast);
  line-height: 1;
  padding: 0;
}
.search-clear-btn:hover { background: var(--apple-gray2); }
.dark-mode .search-clear-btn { background: rgba(255,255,255,0.2); color: var(--text-primary); }

/* ── Error State ──────────────────────────────────────────── */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: var(--space-md);
  text-align: center;
  padding: var(--space-xl);
}
.error-state-icon { font-size: 3rem; opacity: 0.6; }
.error-state-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
}
.error-state-message {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  max-width: 400px;
}
.error-state-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* ── Empty State Enhancements ─────────────────────────────── */
.empty-state-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}
.empty-state-hint {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}
.empty-state-suggestions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}
.suggestion-chip {
  padding: 6px 16px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--accent);
  background: var(--glass-bg-tinted);
  border: 1px solid rgba(109, 124, 255, 0.15);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}
.suggestion-chip:hover {
  background: rgba(109, 124, 255, 0.12);
  transform: scale(1.05);
}

/* ── Pagination Jump ──────────────────────────────────────── */
.pagination-jump {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}
.page-jump-input {
  width: 48px;
  padding: 4px 8px;
  font-family: var(--font-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  background: var(--code-bg);
  border: 1px solid var(--separator);
  border-radius: var(--radius-sm);
  outline: none;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.page-jump-input:focus { border-color: var(--accent); }
.dark-mode .page-jump-input { background: rgba(255,255,255,0.06); color: var(--text-primary); }
/* ── Skip Link ────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 10000;
  padding: 8px 16px;
  background: var(--accent);
  color: #FFFFFF;
  font-weight: 600;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top var(--duration-fast);
}
.skip-link:focus { top: 8px; }

/* ── Screen Reader Only ───────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}