/* ============================================================
   THEMES.CSS — Per-theme identity overrides (tokens + visuals)
   Structural layout is in base.css/components.css/responsive.css
   ============================================================ */

/* ============================================================
   ALPHA — Swiss Modernism / Stadium
   Header: 56px, thick bottom border, Impact, industrial
   Sidebar: RIGHT, 300px, dark with thick borders
   Footer: Brutalist grid, thick rules
   ============================================================ */
[data-theme="alpha"] {
  --color-primary: #1a8c42;
  --color-primary-hover: #22a852;
  --color-primary-rgb: 26, 140, 66;
  --color-surface: #0a0f0c;
  --color-surface-raised: #111a14;
  --color-surface-overlay: #1a2a1f;
  --color-border: #2a3a2f;
  --color-text: #e8f0ea;
  --color-text-muted: #7a9a82;
  --color-text-dim: #4a6a52;
  --color-live: #ff3333;
  --color-accent: #1a8c42;
  --color-overlay: rgba(0, 0, 0, 0.85);
  --radius: 0px;
  --radius-sm: 0px;
  --radius-lg: 0px;
  --font-display: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  --font-body: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --transition-fast: 0ms;
  --transition-normal: 0ms;
  --transition-slow: 0ms;
  --header-height: 56px;
  --sidebar-width: 300px;
  --max-width: 1400px;
  --grid-gap: 2px;
  --content-padding: 12px;
  --focus-ring: 2px solid #1a8c42;
}
/* Alpha header */
[data-theme="alpha"] .theme-header-alpha {
  background: var(--color-surface);
  border-bottom: 4px solid var(--color-primary);
}
[data-theme="alpha"] .theme-header-alpha .header-inner {
  padding: 0 16px;
}
[data-theme="alpha"] .logo-alpha .logo-text {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}
[data-theme="alpha"] .logo-alpha .logo-icon-img { height: 32px; }
[data-theme="alpha"] .nav-link-alpha {
  font-family: "Arial Narrow", sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  padding: 6px 12px;
}
[data-theme="alpha"] .nav-link-alpha:hover,
[data-theme="alpha"] .nav-link-alpha.is-active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}
[data-theme="alpha"] .sidebar-toggle-alpha {
  color: var(--color-text-muted);
}
[data-theme="alpha"] .sidebar-toggle-alpha:hover {
  color: var(--color-primary);
  background: var(--color-surface-raised);
}
/* Alpha sidebar — right side, dark with thick top border */
[data-theme="alpha"] .sidebar {
  border-left: 4px solid var(--color-primary);
  background: var(--color-surface);
  border-radius: 0;
  padding: 12px;
}
/* Alpha footer */
[data-theme="alpha"] .theme-footer-alpha {
  background: var(--color-surface);
  border-top: 4px solid var(--color-primary);
}
[data-theme="alpha"] .footer-top-alpha {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
  padding: 24px 0;
}
[data-theme="alpha"] .footer-brand-alpha .footer-brand-name {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}
[data-theme="alpha"] .footer-brand-alpha .footer-brand-tagline {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
[data-theme="alpha"] .footer-grid-alpha {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
}
[data-theme="alpha"] .footer-col-alpha .footer-col-title {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  color: var(--color-primary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--color-primary);
}
[data-theme="alpha"] .footer-col-alpha .footer-links a {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  padding: 3px 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
[data-theme="alpha"] .footer-col-alpha .footer-links a:hover { color: var(--color-primary); }
[data-theme="alpha"] .footer-rule {
  height: 2px;
  background: var(--color-primary);
  margin: 0;
}
[data-theme="alpha"] .footer-bottom {
  padding: 12px 0;
  font-size: 0.6875rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
[data-theme="alpha"] .footer-disclaimer {
  font-size: 0.625rem;
  color: var(--color-text-dim);
  margin-top: 4px;
}
/* Alpha component overrides */
[data-theme="alpha"] .match-card { border-left: 4px solid transparent; }
[data-theme="alpha"] .match-card:hover { border-color: #1a8c42; border-left-color: #1a8c42; transform: none; box-shadow: none; }
[data-theme="alpha"] .match-card-badge { background: #1a8c42; }
[data-theme="alpha"] .sport-tab { border-radius: 0; border: 1px solid #2a3a2f; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.75rem; }
[data-theme="alpha"] .sport-tab[aria-selected="true"] { background: #1a8c42; border-color: #1a8c42; color: #fff; }
[data-theme="alpha"] .stream-wrapper { border-radius: 0; }
[data-theme="alpha"] .halftime-badge { background: #1a8c42; }
[data-theme="alpha"] .stream-source-pill { border-radius: 0; }
[data-theme="alpha"] .search-bar { border-radius: 0; }
[data-theme="alpha"] .filter-chip { border-radius: 0; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.04em; }
[data-theme="alpha"] .filter-chip[aria-pressed="true"] { background: #1a8c42; border-color: #1a8c42; }
[data-theme="alpha"] .date-nav-btn { border-radius: 0; }
[data-theme="alpha"] .toast { border-radius: 0; }
[data-theme="alpha"] .promo-banner { border-radius: 0; }
[data-theme="alpha"] .sidebar-widget { border-radius: 0; }
[data-theme="alpha"] .halftime-promo-cta { border-radius: 0; }
[data-theme="alpha"] .halftime-dismiss { border-radius: 0; }
[data-theme="alpha"] .btn { border-radius: 0; }
[data-theme="alpha"] .btn-primary { background: #1a8c42; border-color: #1a8c42; }
[data-theme="alpha"] .notif-bell { border-radius: 0; }
[data-theme="alpha"] .source-item { border-radius: 0; }
[data-theme="alpha"] .match-detail-header { border-radius: 0; border-left: 4px solid #1a8c42; }
[data-theme="alpha"] .match-detail-team-name { font-size: 1rem; }
[data-theme="alpha"] .match-elapsed, [data-theme="alpha"] .match-countdown { font-family: var(--font-mono); }
[data-theme="alpha"] .referral-banner-side { border-radius: 0; border: 4px solid var(--color-primary); }

/* ============================================================
   BRAVO — American Sports Broadcast / Arena
   Header: 68px, centered pill nav, glassmorphism
   Sidebar: LEFT, 280px, glassmorphic with blue glow
   Footer: Glassmorphic cards, 4-column grid
   ============================================================ */
[data-theme="bravo"] {
  --color-primary: #2563eb;
  --color-primary-hover: #3b82f6;
  --color-primary-rgb: 37, 99, 235;
  --color-surface: #0c1929;
  --color-surface-raised: #132238;
  --color-surface-overlay: #1a2d4a;
  --color-border: #1e3a5f;
  --color-text: #f0f6ff;
  --color-text-muted: #8ba4c4;
  --color-text-dim: #5a7a9a;
  --color-live: #ef4444;
  --color-live-glow: rgba(239, 68, 68, 0.4);
  --color-accent: #60a5fa;
  --color-overlay: rgba(12, 25, 41, 0.85);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(37, 99, 235, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(37, 99, 235, 0.1);
  --shadow-glow: 0 0 24px rgba(37, 99, 235, 0.3);
  --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 68px;
  --sidebar-width: 280px;
  --grid-gap: 16px;
  --focus-ring: 2px solid #60a5fa;
}
/* Bravo header */
[data-theme="bravo"] .theme-header-bravo {
  background: linear-gradient(180deg, rgba(12, 25, 41, 0.95), rgba(12, 25, 41, 0.85));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(37, 99, 235, 0.2);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}
[data-theme="bravo"] .logo-bravo .logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}
[data-theme="bravo"] .logo-bravo .logo-icon-img { height: 40px; }
[data-theme="bravo"] .nav-pill-bravo {
  border-radius: 20px;
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
[data-theme="bravo"] .nav-pill-bravo:hover {
  color: #fff;
  background: rgba(37, 99, 235, 0.15);
}
[data-theme="bravo"] .nav-pill-bravo.active {
  color: #fff;
  background: var(--color-primary);
}
[data-theme="bravo"] .sidebar-toggle-bravo {
  color: var(--color-text-muted);
  border-radius: 20px;
}
[data-theme="bravo"] .sidebar-toggle-bravo:hover {
  color: #fff;
  background: rgba(37, 99, 235, 0.15);
}
/* Bravo sidebar — left side, glassmorphic */
[data-theme="bravo"] .sidebar {
  background: rgba(19, 34, 56, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
/* Bravo footer */
[data-theme="bravo"] .theme-footer-bravo {
  background: linear-gradient(180deg, rgba(12, 25, 41, 0.95), rgba(12, 25, 41, 0.98));
  border-top: 1px solid rgba(37, 99, 235, 0.2);
}
[data-theme="bravo"] .footer-inner { padding: 0; }
[data-theme="bravo"] .footer-grid-bravo {
  display: grid;
  grid-template-columns: 1.2fr repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  padding: 24px 0;
}
[data-theme="bravo"] .footer-card-brand {
  padding-right: 24px;
}
[data-theme="bravo"] .footer-card-brand .footer-brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}
[data-theme="bravo"] .footer-card-brand .footer-brand-tagline {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  margin-top: 8px;
  line-height: 1.5;
}
[data-theme="bravo"] .footer-card-bravo {
  background: rgba(19, 34, 56, 0.4);
  border: 1px solid rgba(37, 99, 235, 0.1);
  border-radius: 12px;
  padding: 16px;
}
[data-theme="bravo"] .footer-card-bravo .footer-col-title {
  color: #60a5fa;
  font-size: 0.8125rem;
  font-weight: 700;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(37, 99, 235, 0.15);
}
[data-theme="bravo"] .footer-card-bravo .footer-links a {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 4px 0;
}
[data-theme="bravo"] .footer-card-bravo .footer-links a:hover { color: #60a5fa; }
[data-theme="bravo"] .footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  border-top: 1px solid rgba(37, 99, 235, 0.1);
  gap: 16px;
  flex-wrap: wrap;
}
[data-theme="bravo"] .footer-brand-bravo { font-weight: 700; color: #60a5fa; }
[data-theme="bravo"] .footer-disclaimer { font-size: 0.6875rem; }
/* Bravo component overrides */
[data-theme="bravo"] .match-card {
  background: linear-gradient(135deg, #132238 0%, #1a2d4a 100%);
  border: 1px solid rgba(37, 99, 235, 0.15);
  box-shadow: var(--shadow-sm);
}
[data-theme="bravo"] .match-card:hover { border-color: rgba(37, 99, 235, 0.4); box-shadow: var(--shadow-md); transform: translateY(-3px); }
[data-theme="bravo"] .match-card-badge { background: #2563eb; border-radius: 20px; }
[data-theme="bravo"] .match-time.is-live { border-radius: 20px; }
[data-theme="bravo"] .hero-card {
  background: linear-gradient(135deg, #132238, #1a3a6a);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 16px;
  padding: 28px 32px;
  margin-bottom: var(--grid-gap);
  position: relative;
  overflow: hidden;
}
[data-theme="bravo"] .hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.15), transparent 60%);
  pointer-events: none;
}
[data-theme="bravo"] .hero-card-league { font-size: 0.8125rem; color: #8ba4c4; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
[data-theme="bravo"] .hero-status { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; background: rgba(37, 99, 235, 0.2); color: #60a5fa; }
[data-theme="bravo"] .hero-status-live { background: rgba(239, 68, 68, 0.2); color: #ef4444; animation: pulse 2s ease-in-out infinite; }
[data-theme="bravo"] .sport-tab { border-radius: 8px; }
[data-theme="bravo"] .sport-tab[aria-selected="true"] { background: #2563eb; border-color: #2563eb; }
[data-theme="bravo"] .stream-wrapper { border-radius: 12px; box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5); }
[data-theme="bravo"] .stream-source-pill { border-radius: 20px; }
[data-theme="bravo"] .search-bar { border-radius: 12px; }
[data-theme="bravo"] .filter-chip { border-radius: 20px; }
[data-theme="bravo"] .filter-chip[aria-pressed="true"] { background: #2563eb; border-color: #2563eb; }
[data-theme="bravo"] .date-nav-btn { border-radius: 8px; }
[data-theme="bravo"] .toast { border-radius: 12px; }
[data-theme="bravo"] .sidebar-widget { border-radius: 12px; }
[data-theme="bravo"] .halftime-badge { border-radius: 20px; }
[data-theme="bravo"] .halftime-promo-cta { border-radius: 8px; }
[data-theme="bravo"] .halftime-dismiss { border-radius: 8px; }
[data-theme="bravo"] .btn { border-radius: 8px; }
[data-theme="bravo"] .btn-primary { background: #2563eb; border-color: #2563eb; }
[data-theme="bravo"] .notif-bell { border-radius: 8px; }
[data-theme="bravo"] .source-item { border-radius: 8px; }
[data-theme="bravo"] .match-detail-header { border-radius: 12px; }
[data-theme="bravo"] .referral-banner-side { border-radius: 12px; border: 1px solid rgba(37, 99, 235, 0.2); }

/* ============================================================
   CHARLIE — Editorial Print / Pitch
   Header: 100px, two-line masthead, editorial serif, date
   Sidebar: RIGHT (slim), 260px, newspaper column style
   Footer: Newspaper rules, serif masthead
   ============================================================ */
[data-theme="charlie"] {
  --color-primary: #c0392b;
  --color-primary-hover: #e74c3c;
  --color-primary-rgb: 192, 57, 43;
  --color-surface: #110808;
  --color-surface-raised: #1a0e0e;
  --color-surface-overlay: #2a1515;
  --color-border: #3a2020;
  --color-text: #f2e8e8;
  --color-text-muted: #a89090;
  --color-text-dim: #705858;
  --color-live: #e74c3c;
  --color-accent: #c0392b;
  --color-overlay: rgba(17, 8, 8, 0.9);
  --radius: 2px;
  --radius-sm: 2px;
  --radius-lg: 4px;
  --font-display: Georgia, "Times New Roman", serif;
  --font-body: Georgia, "Times New Roman", serif;
  --font-mono: "Courier New", Courier, monospace;
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --transition-fast: 300ms ease;
  --transition-normal: 500ms ease;
  --transition-slow: 700ms ease;
  --header-height: 100px;
  --sidebar-width: 260px;
  --grid-gap: 12px;
  --content-padding: 20px;
  --focus-ring: 2px solid #c0392b;
}
/* Charlie header */
[data-theme="charlie"] .theme-header-charlie {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
[data-theme="charlie"] .charlie-masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 4px;
}
[data-theme="charlie"] .charlie-masthead-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
[data-theme="charlie"] .logo-charlie .logo-text {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  font-style: italic;
}
[data-theme="charlie"] .logo-charlie .logo-icon-img { height: 40px; }
[data-theme="charlie"] .charlie-date {
  font-family: Georgia, serif;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  font-style: italic;
  white-space: nowrap;
}
[data-theme="charlie"] .charlie-rule {
  height: 3px;
  background: var(--color-primary);
  margin: 4px 0;
}
[data-theme="charlie"] .charlie-rule-thin {
  height: 1px;
  background: var(--color-border);
}
[data-theme="charlie"] .nav-link-charlie {
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding: 4px 12px;
}
[data-theme="charlie"] .nav-link-charlie:hover,
[data-theme="charlie"] .nav-link-charlie.active {
  color: var(--color-primary);
}
[data-theme="charlie"] .sidebar-toggle-charlie {
  color: var(--color-text-muted);
  font-family: Georgia, serif;
}
[data-theme="charlie"] .sidebar-toggle-charlie:hover {
  color: var(--color-primary);
  background: transparent;
}
/* Charlie sidebar — right side, slim newspaper column */
[data-theme="charlie"] .sidebar {
  background: var(--color-surface);
  border-left: 3px double var(--color-primary);
  border-radius: 0;
  padding: 12px;
}
/* Charlie footer */
[data-theme="charlie"] .theme-footer-charlie {
  background: var(--color-surface);
  border-top: 3px double var(--color-primary);
}
[data-theme="charlie"] .footer-rule {
  height: 1px;
  background: var(--color-border);
}
[data-theme="charlie"] .footer-rule-double {
  height: 3px;
  background: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  margin-bottom: 12px;
}
[data-theme="charlie"] .footer-masthead-charlie {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
}
[data-theme="charlie"] .footer-masthead-name {
  font-family: Georgia, serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  font-style: italic;
}
[data-theme="charlie"] .footer-masthead-sep { color: var(--color-text-dim); }
[data-theme="charlie"] .footer-masthead-date {
  font-family: Georgia, serif;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  font-style: italic;
}
[data-theme="charlie"] .footer-grid-charlie {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  padding: 16px 0;
}
[data-theme="charlie"] .footer-col-charlie .footer-col-title {
  font-family: Georgia, serif;
  color: var(--color-primary);
  font-size: 0.875rem;
  font-style: italic;
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-border);
}
[data-theme="charlie"] .footer-link-charlie {
  display: block;
  font-family: Georgia, serif;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 3px 0;
}
[data-theme="charlie"] .footer-link-charlie:hover { color: var(--color-primary); }
[data-theme="charlie"] .footer-bottom {
  padding: 12px 0 8px;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  font-style: italic;
}
/* Charlie component overrides */
[data-theme="charlie"] .match-card { border-left: 3px solid transparent; background: #1a0e0e; }
[data-theme="charlie"] .match-card:hover { border-left-color: #c0392b; transform: none; box-shadow: none; }
[data-theme="charlie"] .match-card-header { border-bottom: 1px solid #3a2020; padding-bottom: 8px; }
[data-theme="charlie"] .match-league { font-family: Georgia, serif; font-style: italic; text-transform: none; letter-spacing: 0; }
[data-theme="charlie"] .match-team-name { font-family: Georgia, serif; font-size: 0.9375rem; }
[data-theme="charlie"] .match-card-badge { background: #c0392b; font-family: Georgia, serif; text-transform: uppercase; font-style: italic; }
[data-theme="charlie"] .match-time.is-live { background: transparent; color: #e74c3c; font-weight: 900; text-transform: uppercase; letter-spacing: 0.08em; font-style: italic; font-family: Georgia, serif; }
[data-theme="charlie"] .sport-tab { border-radius: 2px; font-family: Georgia, serif; font-style: italic; text-transform: lowercase; font-size: 0.875rem; border: none; border-bottom: 2px solid transparent; background: transparent; }
[data-theme="charlie"] .sport-tab:hover { border-bottom-color: #a89090; }
[data-theme="charlie"] .sport-tab[aria-selected="true"] { border-bottom-color: #c0392b; color: #c0392b; background: transparent; }
[data-theme="charlie"] .stream-wrapper { border-radius: 2px; }
[data-theme="charlie"] .halftime-badge { background: #c0392b; font-family: Georgia, serif; font-style: italic; }
[data-theme="charlie"] .stream-source-pill { border-radius: 2px; }
[data-theme="charlie"] .search-bar { border-radius: 2px; }
[data-theme="charlie"] .filter-chip { border-radius: 2px; font-family: Georgia, serif; font-style: italic; border: none; border-bottom: 2px solid transparent; background: transparent; }
[data-theme="charlie"] .filter-chip[aria-pressed="true"] { border-bottom-color: #c0392b; color: #c0392b; background: transparent; }
[data-theme="charlie"] .date-nav-btn { border-radius: 2px; }
[data-theme="charlie"] .toast { border-radius: 2px; border-left-width: 4px; }
[data-theme="charlie"] .sidebar-widget { border-radius: 2px; border: none; border-top: 1px solid #3a2020; }
[data-theme="charlie"] .halftime-promo-cta { border-radius: 2px; font-family: Georgia, serif; }
[data-theme="charlie"] .halftime-dismiss { border-radius: 2px; font-family: Georgia, serif; }
[data-theme="charlie"] .btn { border-radius: 2px; font-family: Georgia, serif; }
[data-theme="charlie"] .btn-primary { background: #c0392b; border-color: #c0392b; }
[data-theme="charlie"] .notif-bell { border-radius: 2px; }
[data-theme="charlie"] .source-item { border-radius: 2px; }
[data-theme="charlie"] .match-detail-header { border-radius: 2px; border-left: 4px solid #c0392b; }
[data-theme="charlie"] .match-detail-team-name { font-family: Georgia, serif; font-style: italic; text-transform: none; }
[data-theme="charlie"] .section-header { border-bottom: 3px double #c03920; }
[data-theme="charlie"] .section-header h2 { font-family: Georgia, serif; font-style: italic; text-transform: none; font-size: 1.25rem; }
[data-theme="charlie"] .referral-banner-side { border-radius: 2px; border: 3px double var(--color-primary); }

/* ============================================================
   DELTA — Glassmorphism & Futurism / Lounge
   Header: 60px, floating glassmorphism, gradient accent
   Sidebar: RIGHT, 320px, glassmorphic floating
   Footer: Floating glassmorphism, gradient accent bar
   ============================================================ */
[data-theme="delta"] {
  --color-primary: #a855f7;
  --color-primary-hover: #c084fc;
  --color-primary-rgb: 168, 85, 247;
  --color-surface: #0c0614;
  --color-surface-raised: #150b24;
  --color-surface-overlay: #1e1030;
  --color-border: #2a1840;
  --color-text: #f0e8ff;
  --color-text-muted: #a088c0;
  --color-text-dim: #6a5088;
  --color-live: #f43f5e;
  --color-live-glow: rgba(244, 63, 94, 0.4);
  --color-accent: #c084fc;
  --color-overlay: rgba(12, 6, 20, 0.9);
  --radius: 16px;
  --radius-sm: 12px;
  --radius-lg: 20px;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(168, 85, 247, 0.05);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(168, 85, 247, 0.1);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(168, 85, 247, 0.15);
  --shadow-glow: 0 0 30px rgba(168, 85, 247, 0.3);
  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-slow: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --header-height: 60px;
  --sidebar-width: 320px;
  --grid-gap: 16px;
  --focus-ring: 2px solid #c084fc;
}
/* Delta header */
[data-theme="delta"] .theme-header-delta {
  background: rgba(12, 6, 20, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(168, 85, 247, 0.15);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}
[data-theme="delta"] .logo-delta .logo-text {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  color: #c084fc;
}
[data-theme="delta"] .logo-delta .logo-icon-img { height: 36px; }
[data-theme="delta"] .nav-link-delta {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 6px 14px;
  border-radius: 20px;
  transition: all var(--transition-fast);
}
[data-theme="delta"] .nav-link-delta:hover {
  color: #fff;
  background: rgba(168, 85, 247, 0.12);
}
[data-theme="delta"] .nav-link-delta.active {
  color: #fff;
  background: linear-gradient(135deg, #a855f7, #7c3aed);
}
[data-theme="delta"] .sidebar-toggle-delta {
  color: var(--color-text-muted);
  border-radius: 12px;
}
[data-theme="delta"] .sidebar-toggle-delta:hover {
  color: #c084fc;
  background: rgba(168, 85, 247, 0.12);
}
/* Delta sidebar — right side, glassmorphic floating */
[data-theme="delta"] .sidebar {
  background: rgba(21, 11, 36, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(168, 85, 247, 0.12);
  border-radius: 16px;
  padding: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}
/* Delta footer */
[data-theme="delta"] .theme-footer-delta {
  background: rgba(12, 6, 20, 0.9);
  border-top: 1px solid rgba(168, 85, 247, 0.15);
  position: relative;
}
[data-theme="delta"] .theme-footer-delta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #a855f7, #ec4899, transparent);
}
[data-theme="delta"] .footer-top-delta {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
  padding: 24px 0;
}
[data-theme="delta"] .footer-brand-delta .footer-brand-name {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #c084fc;
}
[data-theme="delta"] .footer-brand-delta .footer-brand-tagline {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  margin-top: 8px;
  line-height: 1.5;
}
[data-theme="delta"] .footer-grid-delta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
}
[data-theme="delta"] .footer-col-delta .footer-col-title {
  color: #c084fc;
  font-size: 0.8125rem;
  font-weight: 700;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(168, 85, 247, 0.15);
}
[data-theme="delta"] .footer-col-delta .footer-links a {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 4px 0;
}
[data-theme="delta"] .footer-col-delta .footer-links a:hover { color: #c084fc; }
[data-theme="delta"] .footer-bottom {
  padding: 12px 0;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  border-top: 1px solid rgba(168, 85, 247, 0.1);
}
/* Delta component overrides */
[data-theme="delta"] .match-card {
  background: rgba(21, 11, 36, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(168, 85, 247, 0.1);
  box-shadow: var(--shadow-sm);
}
[data-theme="delta"] .match-card:hover { border-color: rgba(168, 85, 247, 0.3); box-shadow: var(--shadow-md), 0 0 20px rgba(168, 85, 247, 0.1); transform: translateY(-3px); }
[data-theme="delta"] .match-card-badge { background: linear-gradient(135deg, #a855f7, #ec4899); border-radius: 20px; }
[data-theme="delta"] .match-time.is-live { border-radius: 20px; }
[data-theme="delta"] .sport-tab { border-radius: 12px; background: rgba(21, 11, 36, 0.5); border: 1px solid rgba(168, 85, 247, 0.1); backdrop-filter: blur(4px); }
[data-theme="delta"] .sport-tab:hover { border-color: rgba(168, 85, 247, 0.3); }
[data-theme="delta"] .sport-tab[aria-selected="true"] { background: linear-gradient(135deg, #a855f7, #7c3aed); border-color: transparent; color: #fff; }
[data-theme="delta"] .stream-wrapper { border-radius: 16px; box-shadow: var(--shadow-lg); }
[data-theme="delta"] .stream-source-pill { border-radius: 20px; background: rgba(168, 85, 247, 0.15); border-color: rgba(168, 85, 247, 0.2); }
[data-theme="delta"] .stream-source-pill.active { background: #a855f7; }
[data-theme="delta"] .halftime-badge { background: linear-gradient(135deg, #a855f7, #ec4899); border-radius: 20px; }
[data-theme="delta"] .search-bar { border-radius: 12px; background: rgba(21, 11, 36, 0.5); border: 1px solid rgba(168, 85, 247, 0.1); backdrop-filter: blur(4px); }
[data-theme="delta"] .filter-chip { border-radius: 20px; background: rgba(21, 11, 36, 0.5); border: 1px solid rgba(168, 85, 247, 0.1); }
[data-theme="delta"] .filter-chip[aria-pressed="true"] { background: linear-gradient(135deg, #a855f7, #7c3aed); border-color: transparent; color: #fff; }
[data-theme="delta"] .date-nav-btn { border-radius: 12px; }
[data-theme="delta"] .toast { border-radius: 12px; }
[data-theme="delta"] .sidebar-widget { border-radius: 16px; background: rgba(21, 11, 36, 0.3); border: 1px solid rgba(168, 85, 247, 0.1); }
[data-theme="delta"] .halftime-promo-cta { border-radius: 12px; background: linear-gradient(135deg, #a855f7, #7c3aed); border: none; }
[data-theme="delta"] .halftime-dismiss { border-radius: 12px; border-color: rgba(168, 85, 247, 0.2); }
[data-theme="delta"] .btn { border-radius: 12px; }
[data-theme="delta"] .btn-primary { background: linear-gradient(135deg, #a855f7, #7c3aed); border-color: transparent; }
[data-theme="delta"] .notif-bell { border-radius: 12px; }
[data-theme="delta"] .source-item { border-radius: 12px; }
[data-theme="delta"] .match-detail-header { border-radius: 16px; background: rgba(21, 11, 36, 0.6); border: 1px solid rgba(168, 85, 247, 0.15); }
[data-theme="delta"] .referral-banner-side { border-radius: 16px; border: 1px solid rgba(168, 85, 247, 0.15); box-shadow: 0 0 30px rgba(168, 85, 247, 0.1); }

/* ============================================================
   ECHO — Terminal Brutalism / StreamWatch
   Header: 44px, monospace, minimal, text-only
   Sidebar: RIGHT (minimal), 240px, terminal style
   Footer: Horizontal strip, monospace
   ============================================================ */
[data-theme="echo"] {
  --color-primary: #ffffff;
  --color-primary-hover: #cccccc;
  --color-primary-rgb: 255, 255, 255;
  --color-surface: #000000;
  --color-surface-raised: #0a0a0a;
  --color-surface-overlay: #141414;
  --color-border: #222222;
  --color-text: #ffffff;
  --color-text-muted: #888888;
  --color-text-dim: #555555;
  --color-live: #00ff00;
  --color-live-glow: rgba(0, 255, 0, 0.3);
  --color-success: #00ff00;
  --color-accent: #ffffff;
  --color-overlay: rgba(0, 0, 0, 0.95);
  --color-stream-bg: #000000;
  --radius: 0px;
  --radius-sm: 0px;
  --radius-lg: 0px;
  --font-display: "JetBrains Mono", "SF Mono", monospace;
  --font-body: "JetBrains Mono", "SF Mono", monospace;
  --font-mono: "JetBrains Mono", "SF Mono", monospace;
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --transition-fast: 0ms;
  --transition-normal: 0ms;
  --transition-slow: 0ms;
  --header-height: 44px;
  --sidebar-width: 240px;
  --max-width: 1200px;
  --grid-gap: 1px;
  --content-padding: 8px;
  --focus-ring: 1px solid #00ff00;
  --focus-ring-offset: 0px;
}
/* Echo header */
[data-theme="echo"] .theme-header-echo {
  background: #000;
  border-bottom: 1px solid #222;
}
[data-theme="echo"] .logo-echo .logo-text {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
}
[data-theme="echo"] .nav-link-echo {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  padding: 4px 8px;
  letter-spacing: 0.06em;
}
[data-theme="echo"] .nav-link-echo:hover,
[data-theme="echo"] .nav-link-echo[aria-current="page"] {
  color: #00ff00;
}
[data-theme="echo"] .echo-sep {
  color: #333;
  font-size: 0.6875rem;
}
[data-theme="echo"] .sidebar-toggle-echo {
  color: var(--color-text-muted);
  width: 32px;
  height: 32px;
}
[data-theme="echo"] .sidebar-toggle-echo:hover {
  color: #00ff00;
  background: #0a0a0a;
}
/* Echo sidebar — right side, minimal terminal */
[data-theme="echo"] .sidebar {
  background: #0a0a0a;
  border-left: 1px solid #222;
  border-radius: 0;
  padding: 8px;
}
/* Echo footer */
[data-theme="echo"] .theme-footer-echo {
  background: #000;
  border-top: 1px solid #222;
}
[data-theme="echo"] .footer-inner-echo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  flex-wrap: wrap;
}
[data-theme="echo"] .footer-brand-echo {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
}
[data-theme="echo"] .footer-links-echo {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
[data-theme="echo"] .footer-links-echo a {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  padding: 2px 4px;
}
[data-theme="echo"] .footer-links-echo a:hover { color: #00ff00; }
[data-theme="echo"] .footer-copy-echo {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.625rem;
  color: var(--color-text-dim);
  margin-left: auto;
}
/* Echo component overrides */
[data-theme="echo"] body { background: #000; color: #fff; font-family: "JetBrains Mono", monospace; }
[data-theme="echo"] .match-card { background: #0a0a0a; border: 1px solid #222; border-left: 3px solid transparent; }
[data-theme="echo"] .match-card:hover { border-color: #fff; transform: none; box-shadow: none; }
[data-theme="echo"] .match-card-header { margin-bottom: 8px; }
[data-theme="echo"] .match-league { font-family: "JetBrains Mono", monospace; text-transform: uppercase; font-size: 0.625rem; letter-spacing: 0.1em; }
[data-theme="echo"] .match-team-name { font-size: 0.8125rem; font-family: "JetBrains Mono", monospace; }
[data-theme="echo"] .match-time { font-size: 0.625rem; background: #141414; border: 1px solid #222; }
[data-theme="echo"] .match-time.is-live { background: transparent; color: #00ff00; border: 1px solid #00ff00; animation: none; }
[data-theme="echo"] .live-indicator { color: #00ff00; }
[data-theme="echo"] .live-dot { background: #00ff00; width: 6px; height: 6px; border-radius: 0; animation: blink 1s step-end infinite; }
[data-theme="echo"] .match-elapsed { background: transparent; color: #00ff00; border: 1px solid #00ff00; border-radius: 0; }
[data-theme="echo"] .match-countdown { background: transparent; color: #fff; border: 1px solid #fff; border-radius: 0; }
[data-theme="echo"] .match-card-badge { background: #fff; color: #000; border-radius: 0; text-transform: uppercase; font-size: 0.5625rem; }
[data-theme="echo"] .match-card-badge.viewers { background: transparent; color: #888; border: 1px solid #222; }
[data-theme="echo"] .sport-tab { border-radius: 0; border: 1px solid #222; background: #0a0a0a; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.1em; font-family: "JetBrains Mono", monospace; }
[data-theme="echo"] .sport-tab:hover { border-color: #fff; color: #fff; }
[data-theme="echo"] .sport-tab[aria-selected="true"] { background: #fff; color: #000; border-color: #fff; }
[data-theme="echo"] .stream-wrapper { border-radius: 0; border: 1px solid #222; }
[data-theme="echo"] .stream-source-pill { border-radius: 0; background: #141414; border-color: #333; font-family: "JetBrains Mono", monospace; }
[data-theme="echo"] .stream-source-pill.active { background: #fff; color: #000; border-color: #fff; }
[data-theme="echo"] .stream-overlay-spinner { border-color: #333; border-top-color: #00ff00; border-radius: 0; }
[data-theme="echo"] .halftime-badge { background: transparent; color: #00ff00; border: 1px solid #00ff00; border-radius: 0; font-family: "JetBrains Mono", monospace; }
[data-theme="echo"] .halftime-dismiss { border-radius: 0; border-color: #333; }
[data-theme="echo"] .search-bar { border-radius: 0; border: 1px solid #222; background: #0a0a0a; }
[data-theme="echo"] .filter-chip { border-radius: 0; border: 1px solid #222; background: #0a0a0a; font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.08em; }
[data-theme="echo"] .filter-chip[aria-pressed="true"] { background: #fff; color: #000; border-color: #fff; }
[data-theme="echo"] .date-nav-btn { border-radius: 0; border-color: #222; background: #0a0a0a; }
[data-theme="echo"] .toast { border-radius: 0; border-left: 3px solid #00ff00; }
[data-theme="echo"] .toast-close:hover { color: #00ff00; }
[data-theme="echo"] .sidebar-widget { border-radius: 0; border: 1px solid #222; }
[data-theme="echo"] .source-item { border-radius: 0; border: 1px solid #222; font-family: "JetBrains Mono", monospace; font-size: 0.75rem; }
[data-theme="echo"] .source-item.active { border-color: #fff; background: #fff; color: #000; }
[data-theme="echo"] .source-item:hover { border-color: #fff; }
[data-theme="echo"] .source-item-badge { border-radius: 0; background: #fff; color: #000; }
[data-theme="echo"] .match-detail-header { border-radius: 0; border: 1px solid #222; border-left: 3px solid #00ff00; }
[data-theme="echo"] .match-detail-team-name { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.06em; }
[data-theme="echo"] .btn { border-radius: 0; font-family: "JetBrains Mono", monospace; text-transform: uppercase; font-size: 0.6875rem; letter-spacing: 0.06em; }
[data-theme="echo"] .btn-primary { background: #fff; color: #000; border-color: #fff; }
[data-theme="echo"] .btn-outline { border-color: #333; color: #888; }
[data-theme="echo"] .btn-outline:hover { border-color: #fff; color: #fff; }
[data-theme="echo"] .notif-bell { border-radius: 0; border-color: #222; }
[data-theme="echo"] .notif-bell.active { color: #00ff00; border-color: #00ff00; }
[data-theme="echo"] .section-header { border-bottom: 1px solid #222; }
[data-theme="echo"] .section-header h2 { font-size: 0.8125rem; letter-spacing: 0.1em; }
[data-theme="echo"] .skeleton { animation: blink 1s step-end infinite; background: #141414; }
[data-theme="echo"] .halftime-promo-cta { background: #fff; color: #000; border-radius: 0; }
[data-theme="echo"] .referral-banner-side { border-radius: 0; border: 1px solid #222; }
[data-theme="echo"] .promo-cta { background: #fff; color: #000; border: 1px solid #333; }
[data-theme="echo"] .promo-cta:hover { background: #ddd; }
[data-theme="echo"] .cta-banner-btn { background: #fff; color: #000; border: 1px solid #333; }
[data-theme="echo"] .cta-banner-btn:hover { background: #ddd; }
[data-theme="echo"] .skip-link { background: #fff; color: #000; }