:root,
:root[data-theme="dark"] {
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --market-up: #4ade80;
  --market-down: #f87171;
  --market-neutral: #a1a1aa;
  
  --surface: rgba(24, 24, 27, 0.4);
  --surface-hover: rgba(39, 39, 42, 0.6);
  --border: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);
  
  --accent-1: #8b5cf6;
  --accent-2: #3b82f6;
  --accent-3: #10b981;
  --accent-4: #f59e0b;
  
  --glass-bg: rgba(24, 24, 27, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.36);
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', system-ui, -apple-system, sans-serif;
}

:root[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --market-up: #15803d;
  --market-down: #dc2626;
  --market-neutral: #64748b;
  
  --surface: rgba(255, 255, 255, 0.6);
  --surface-hover: rgba(255, 255, 255, 0.9);
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);
  
  --accent-1: #6d28d9;
  --accent-2: #2563eb;
  --accent-3: #059669;
  --accent-4: #d97706;

  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.05);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.5s ease;
  position: relative;
}

/* Background Animated Blobs */
.blob-cont {
  position: fixed;
  top: 0; left: 0; 
  width: 100vw; height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.6;
}

.blob {
  position: absolute;
  border-radius: 50%;
  animation: float 20s infinite ease-in-out alternate;
}

.blob1 {
  width: 40vw; height: 40vw;
  background: radial-gradient(circle, rgba(139,92,246,0.5) 0%, rgba(139,92,246,0) 70%);
  top: -10%; left: -10%;
  animation-delay: 0s;
}

.blob2 {
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(59,130,246,0.3) 0%, rgba(59,130,246,0) 70%);
  bottom: -20%; right: -10%;
  animation-delay: -5s;
}

.blob3 {
  width: 35vw; height: 35vw;
  background: radial-gradient(circle, rgba(16,185,129,0.3) 0%, rgba(16,185,129,0) 70%);
  top: 40%; left: 40%;
  animation-delay: -10s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 10%) scale(1.1); }
  100% { transform: translate(-5%, -5%) scale(0.9); }
}

/* Base Layout */
.page-shell {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 24px;
  padding-bottom: 100px;
  display: grid;
  grid-template-columns: 380px 1fr;
  grid-template-areas: 
    "market hero"
    "links links";
  gap: 32px;
}

@media (max-width: 1024px) {
  .page-shell {
    grid-template-columns: 1fr;
    grid-template-areas: 
      "hero"
      "market"
      "links";
  }
}

/* Glass Panel Style */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: var(--glass-shadow);
  transition: all 0.3s ease;
}

/* Market Panel */
.market-panel {
  grid-area: market;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: max-content;
  border-radius: 12px;
}

.market-header-custom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.mhc-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.trend-icon {
  width: 20px;
  height: 20px;
}

.mhc-left h2 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.15rem;
  margin: 0;
  color: var(--text-primary);
}

.market-widget-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 120px;
}

.market-card {
  position: relative;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

:root[data-theme="light"] .market-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(241, 245, 249, 0.86));
}

.market-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.03));
}

:root[data-theme="light"] .market-card:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(226, 232, 240, 0.92));
}

.market-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.market-copy {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.market-copy-text {
  min-width: 0;
}

.market-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: #ffffff;
}

.market-badge.nas100 {
  background: linear-gradient(135deg, #2563eb, #60a5fa);
}

.market-badge.spx500 {
  background: linear-gradient(135deg, #1d4ed8, #38bdf8);
}

.market-badge.gold {
  background: linear-gradient(135deg, #d97706, #facc15);
  color: #1f2937;
}

.market-badge.au9999 {
  background: linear-gradient(135deg, #b45309, #f59e0b);
}

.market-name {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.15;
}

.market-desc {
  margin-top: 3px;
  color: var(--text-secondary);
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.market-unit {
  flex-shrink: 0;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.75rem;
  line-height: 1;
  white-space: nowrap;
}

.market-price-row {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
}

.market-price {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}

.market-change {
  font-size: 0.92rem;
  font-weight: 600;
  text-align: right;
}

.market-foot {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
}

.market-ytd {
  font-weight: 600;
}

.market-updated {
  color: var(--text-secondary);
  white-space: nowrap;
}

.is-up {
  color: var(--market-up);
}

.is-down {
  color: var(--market-down);
}

.is-flat {
  color: var(--market-neutral);
}

.market-card.is-loading .market-price,
.market-card.is-loading .market-change,
.market-card.is-loading .market-ytd {
  opacity: 0.82;
}

.market-card.is-error {
  border-color: rgba(248, 113, 113, 0.3);
}

@media (max-width: 640px) {
  .market-card-head,
  .market-price-row,
  .market-foot {
    flex-direction: column;
    align-items: flex-start;
  }

  .market-change {
    text-align: left;
  }
}

/* Hero & Search */
.hero {
  grid-area: hero;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.search-panel {
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

@media (max-width: 640px) {
  .search-panel {
    padding: 32px 20px;
  }
}

.search-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gradient-text {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.2;
}

.search-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Form */
.search-form {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.search-input-wrap {
  display: flex;
  gap: 16px;
  background: var(--surface);
  padding: 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.search-input-wrap:focus-within {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.search-input-wrap input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0 20px;
  font-size: 1.1rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
  outline: none;
  width: 100%;
}

.search-input-wrap input::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.glow-button {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: white;
  border: none;
  padding: 0 32px;
  height: 54px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.glow-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.4);
}

/* Engine Grid */
.engine-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

@media (max-width: 640px) {
  .engine-grid {
    grid-template-columns: 1fr;
  }
  .search-input-wrap {
    flex-direction: column;
    padding: 12px;
  }
  .glow-button {
    width: 100%;
  }
}

.engine-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--text-primary);
  text-align: left;
}

.engine-card:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.engine-card.is-active {
  border-color: var(--accent-1);
  background: rgba(139, 92, 246, 0.1);
  box-shadow: inset 0 0 0 1px var(--accent-1);
}

.engine-icon {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  font-size: 1.2rem;
  color: white;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.engine-icon-image,
.engine-icon-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.engine-icon-image {
  padding: 9px;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.engine-icon-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  font-style: normal;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.engine-icon.is-loaded .engine-icon-image {
  opacity: 1;
}

.engine-icon.is-loaded .engine-icon-fallback {
  opacity: 0;
  transform: scale(0.88);
}

.bg-google { background: linear-gradient(135deg, #4285f4, #ea4335); }
.bg-baidu { background: linear-gradient(135deg, #2932e1, #0073eb); }
.bg-bing { background: linear-gradient(135deg, #00a4ef, #7fba00); }

.engine-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: hidden;
}

.engine-info strong {
  font-size: 1rem;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.engine-info small {
  color: var(--text-secondary);
  font-size: 0.8rem;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.search-hint {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: -10px;
}

/* Links Section */
.links-section {
  grid-area: links;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.links-header .section-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.links-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
}

.group-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  transition: all 0.3s ease;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  margin-bottom: 0;
}

.group-card:hover {
  box-shadow: var(--glass-shadow);
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.group-card.ai { border-top: 4px solid var(--accent-1); }
.group-card.news { border-top: 4px solid var(--accent-2); }
.group-card.us-news { border-top: 4px solid var(--accent-4); }
.group-card.personal { border-top: 4px solid var(--accent-3); }

.group-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.group-card-header h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
}

.group-count {
  background: var(--surface);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.group-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
  min-width: 0;
}

.link-item:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.link-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  flex: 1;
}

.link-title {
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-meta {
  color: var(--text-secondary);
  font-size: 0.8rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-logo {
  position: relative;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  margin-left: auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.18), transparent 65%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
}

:root[data-theme="light"] .link-logo {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0) 65%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(226, 232, 240, 0.9));
}

.link-logo-image,
.link-logo-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.link-logo-image {
  padding: 8px;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.link-logo-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.link-logo.is-loaded .link-logo-image {
  opacity: 1;
}

.link-logo.is-loaded .link-logo-fallback {
  opacity: 0;
  transform: scale(0.88);
}

.link-arrow {
  color: var(--text-secondary);
  transition: all 0.2s;
  font-weight: 600;
}

.link-item:hover .link-arrow {
  color: var(--accent-1);
  transform: translate(2px, -2px);
}

@media (max-width: 1200px) {
  .group-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .group-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .group-list {
    grid-template-columns: 1fr;
  }
}

/* Theme Toggle Button */
.theme-toggle {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 12px 24px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
  z-index: 100;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.theme-icon::before {
  content: '🌙';
  font-size: 1.2rem;
}

:root[data-theme="light"] .theme-icon::before {
  content: '☀️';
}