/* GamedaySchool Shared Theme */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #10131A;
  --bg-secondary: #1A1F2E;
  --card: #1A1F2E;
  --card-hover: #222838;
  --border: #2A3143;
  --text: #FFFFFF;
  --text-secondary: #A3B1C6;
  --text-dim: #6B7A90;
  --accent: #F9C846;
  --accent-hover: #FFD54F;
  --accent-muted: rgba(249, 200, 70, 0.1);
  --accent-border: rgba(249, 200, 70, 0.25);
  --success: #25C16E;
  --success-muted: rgba(37, 193, 110, 0.1);
  --danger: #EF4444;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 50px;
  --transition: 0.2s ease;
}

[data-theme="light"] {
  --bg: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --card: #FFFFFF;
  --card-hover: #F1F5F9;
  --border: #E2E8F0;
  --text: #0F172A;
  --text-secondary: #475569;
  --text-dim: #94A3B8;
  --accent: #D4A017;
  --accent-hover: #B8960F;
  --accent-muted: rgba(212, 160, 23, 0.08);
  --accent-border: rgba(212, 160, 23, 0.2);
  --success: #16A34A;
  --success-muted: rgba(22, 163, 74, 0.08);
  --danger: #DC2626;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  line-height: 1.5;
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(16, 19, 26, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
}
[data-theme="light"] nav {
  background: rgba(248, 250, 252, 0.9);
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-logo {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  object-fit: contain;
  background: var(--bg-secondary);
  padding: 3px;
}
.nav-brand {
  display: flex;
  flex-direction: column;
}
.nav-brand-name {
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: -0.3px;
}
.nav-brand-name .gameday { color: var(--text); margin-right: 5px; }
.nav-brand-name .school { color: var(--accent); }
.nav-brand-tagline {
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-center {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--accent); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Pill Theme Toggle */
.theme-toggle {
  width: 56px;
  height: 30px;
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
  border: 1px solid var(--accent-border);
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  padding: 0 4px;
}
.theme-toggle:hover { border-color: var(--accent); }
.theme-toggle-knob {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  position: absolute;
  top: 3px;
  left: 3px;
  transition: transform var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}
[data-theme="light"] .theme-toggle-knob {
  transform: translateX(26px);
}

/* Container */
.container {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 96px 24px 48px;
}

/* Back Link */
.nav-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13px;
  margin-bottom: 20px;
  transition: color var(--transition);
}
.nav-back:hover { color: var(--accent); }

/* Header */
header { margin-bottom: 32px; }
h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}
.subtitle {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 20px;
}

/* Form Elements */
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}
input[type="number"], select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  outline: none;
  transition: border-color var(--transition);
}
input[type="number"]:focus, select:focus { border-color: var(--accent); }
input::placeholder { color: var(--text-dim); font-weight: 400; }

/* Pills (odds format) */
.pill-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.pill {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--transition);
}
.pill:hover { border-color: var(--accent); color: var(--text); }
.pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #10131A;
}

/* Results */
.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.result-row:last-child { border-bottom: none; }
.result-label { font-size: 14px; color: var(--text-secondary); }
.result-value { font-size: 20px; font-weight: 700; }
.result-value.green { color: var(--success); }
.result-value.gold { color: var(--accent); }
.result-value.red { color: var(--danger); }

/* Buttons */
.btn {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #10131A;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
}
.btn:hover { background: var(--accent-hover); }

/* Legs (parlay) */
.legs-container { margin-bottom: 16px; }
.leg-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}
.leg-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
  min-width: 20px;
  text-align: right;
}
.leg-input {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  outline: none;
  transition: border-color var(--transition);
}
.leg-input:focus { border-color: var(--accent); }
.leg-input::placeholder { color: var(--text-dim); font-weight: 400; }
.add-leg {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition);
}
.add-leg:hover { border-color: var(--accent); color: var(--accent); }
.remove-leg {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 16px;
  padding: 4px;
}
.remove-leg:hover { color: var(--danger); }

/* Tool Icons (v0 style) */
.tool-icon-v0 {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  background: linear-gradient(180deg, #1a1f2e 0%, #10131A 40%, #0a0c12 100%);
  box-shadow: inset 0 4px 8px rgba(0,0,0,0.6), inset 0 -2px 4px rgba(255,255,255,0.02), 0 2px 8px rgba(0,0,0,0.4);
  border: 1px solid rgba(249,200,70,0.1);
  transition: all 0.3s ease;
}
.tool-icon-v0::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 75%;
  height: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.02) 50%, transparent 100%);
  border-radius: 0 0 50% 50%;
  pointer-events: none;
}
.tool-icon-v0 svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  position: relative;
  z-index: 1;
  transition: transform 0.2s ease;
}
.tool-card:hover .tool-icon-v0 {
  box-shadow: inset 0 4px 8px rgba(0,0,0,0.6), inset 0 -2px 4px rgba(255,255,255,0.02), 0 0 12px rgba(249,200,70,0.5);
  border-color: rgba(249,200,70,0.4);
}
.tool-card:hover .tool-icon-v0 svg {
  transform: scale(1.05);
}

/* Newsletter Icon */
.newsletter-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  background: linear-gradient(180deg, #1a1f2e 0%, #10131A 40%, #0a0c12 100%);
  box-shadow: inset 0 4px 8px rgba(0,0,0,0.6), inset 0 -2px 4px rgba(255,255,255,0.02), 0 2px 8px rgba(0,0,0,0.4);
  border: 1px solid rgba(249,200,70,0.1);
}
.newsletter-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 75%;
  height: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.02) 50%, transparent 100%);
  border-radius: 0 0 50% 50%;
  pointer-events: none;
}
.newsletter-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  position: relative;
  z-index: 1;
}

/* Badges */
.tool-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}
.tool-badge.popular {
  background: var(--success-muted);
  color: var(--success);
}
.tool-badge.essential {
  background: var(--accent-muted);
  color: var(--accent);
}
.tool-badge.advanced {
  background: rgba(139, 92, 246, 0.1);
  color: #8B5CF6;
}
.tool-badge.new {
  background: rgba(59, 130, 246, 0.1);
  color: #3B82F6;
}

/* Utility */
.hidden { display: none; }

/* Footer */
.disclaimer {
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  margin-top: 24px;
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-center { display: none; }
  nav { padding: 0 16px; }
  .container { padding: 88px 16px 32px; }
}