@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600;700;800&display=swap');

/* ==========================================================================
   SPARKO SCOREMASTER THEME TOKENS (DARK & LIGHT MODE)
   ========================================================================== */

/* DARK MODE (DEFAULT - BASED ON DESIGN.md) */
:root, [data-theme="dark"] {
  --theme-mode: dark;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Backgrounds & Surfaces */
  --bg-app: #121212;             /* Background Primario (Dark Mode) */
  --bg-surface-header: #181818;
  --bg-surface-elevated: #181818;
  --bg-card: #1E1E1E;            /* Superficie de Tarjetas */
  --bg-card-hover: #252525;      /* Hover sobre tarjeta o fila */
  --border-subtle: #2C2C2E;      /* Borde sutil */
  --border-glass: #2C2C2E;

  /* Text Colors */
  --text-main: #FFFFFF;          /* Texto Principal (Alto contraste) */
  --text-muted: #98989D;         /* Texto Secundario (Gris para etiquetas) */
  --text-dim: #7C7C80;

  /* Accents */
  --accent-primary: #00E5FF;     /* Cian/Neón: Gráficas, KPIs principales, botones de acción */
  --accent-primary-text: #000000;
  --accent-primary-glow: rgba(0, 229, 255, 0.35);

  --accent-alert: #FF453A;       /* Rojo: Picos, alertas, penalti */
  --accent-alert-bg: #3A1C1C;
  --accent-alert-text: #FF453A;

  --accent-secondary: #32D74B;   /* Verde Lima: Estado "En vivo", normal, verificado */
  --accent-secondary-text: #000000;

  /* Buttons */
  --btn-secondary-bg: #252525;
  --btn-secondary-hover: #2E2E30;
  --btn-secondary-text: #FFFFFF;

  /* Forms */
  --input-bg: #181818;
  --input-border: #2C2C2E;
  --input-text: #FFFFFF;

  /* Tables */
  --table-header-color: #98989D;
  --table-row-hover: #252525;
  --table-border: #2C2C2E;

  /* Modals & Shadows */
  --modal-bg: #1E1E1E;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-dropdown: 0 10px 30px rgba(0, 0, 0, 0.7);

  /* System Color Mappings */
  --gold-500: #00E5FF;
  --gold-400: #00E5FF;
  --gold-glow: rgba(0, 229, 255, 0.35);

  --electric-blue: #00E5FF;
  --blue-badge: #00E5FF;
  --blue-badge-bg: rgba(0, 229, 255, 0.12);
  --blue-badge-border: rgba(0, 229, 255, 0.4);

  --magenta-badge: #FF453A;
  --magenta-badge-bg: rgba(255, 69, 58, 0.12);
  --magenta-badge-border: rgba(255, 69, 58, 0.4);

  --emerald-500: #32D74B;
  --emerald-bg: rgba(50, 215, 75, 0.12);
  --emerald-border: rgba(50, 215, 75, 0.4);

  --crimson-500: #FF453A;
  --crimson-bg: #3A1C1C;
  --crimson-border: #FF453A;

  --amber-500: #FF9F0A;
  --amber-bg: rgba(255, 159, 10, 0.12);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* LIGHT MODE */
[data-theme="light"] {
  --theme-mode: light;

  /* Backgrounds & Surfaces */
  --bg-app: #F4F6F9;             /* Background Primario (Light Mode) */
  --bg-surface-header: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-card: #FFFFFF;            /* Superficie de Tarjetas */
  --bg-card-hover: #F8FAFC;      /* Hover sobre tarjeta o fila */
  --border-subtle: #E2E8F0;      /* Borde sutil */
  --border-glass: #E2E8F0;

  /* Text Colors */
  --text-main: #0F172A;          /* Slate 900 */
  --text-muted: #64748B;         /* Slate 500 */
  --text-dim: #94A3B8;

  /* Accents */
  --accent-primary: #0097A7;     /* Professional Deep Teal/Cyan */
  --accent-primary-text: #FFFFFF;
  --accent-primary-glow: rgba(0, 151, 167, 0.25);

  --accent-alert: #DC2626;       /* Vibrant Red */
  --accent-alert-bg: #FEF2F2;
  --accent-alert-text: #B91C1C;

  --accent-secondary: #16A34A;   /* Emerald Green */
  --accent-secondary-text: #FFFFFF;

  /* Buttons */
  --btn-secondary-bg: #F1F5F9;
  --btn-secondary-hover: #E2E8F0;
  --btn-secondary-text: #1E293B;

  /* Forms */
  --input-bg: #FFFFFF;
  --input-border: #CBD5E1;
  --input-text: #0F172A;

  /* Tables */
  --table-header-color: #475569;
  --table-row-hover: #F8FAFC;
  --table-border: #E2E8F0;

  /* Modals & Shadows */
  --modal-bg: #FFFFFF;
  --shadow-card: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-dropdown: 0 10px 25px rgba(15, 23, 42, 0.12);

  /* System Color Mappings */
  --gold-500: #0097A7;
  --gold-400: #00838F;
  --gold-glow: rgba(0, 151, 167, 0.25);

  --electric-blue: #0284C7;
  --blue-badge: #0284C7;
  --blue-badge-bg: rgba(2, 132, 199, 0.08);
  --blue-badge-border: rgba(2, 132, 199, 0.3);

  --magenta-badge: #DC2626;
  --magenta-badge-bg: rgba(220, 38, 38, 0.08);
  --magenta-badge-border: rgba(220, 38, 38, 0.3);

  --emerald-500: #16A34A;
  --emerald-bg: rgba(22, 163, 74, 0.08);
  --emerald-border: rgba(22, 163, 74, 0.3);

  --crimson-500: #DC2626;
  --crimson-bg: #FEF2F2;
  --crimson-border: #DC2626;

  --amber-500: #D97706;
  --amber-bg: rgba(217, 119, 6, 0.1);
}

/* ==========================================================================
   BASE & RESET
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-app);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
  min-height: 100vh;
  line-height: 1.5;
  background-attachment: fixed;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Background Atmosphere */
[data-theme="dark"] body, :root:not([data-theme="light"]) body {
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 229, 255, 0.04) 0%, transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(50, 215, 75, 0.03) 0%, transparent 45%),
    linear-gradient(180deg, #121212 0%, #161616 100%);
}

[data-theme="light"] body {
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 151, 167, 0.04) 0%, transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(22, 163, 74, 0.03) 0%, transparent 45%),
    linear-gradient(180deg, #F8FAFC 0%, #EEF2F6 100%);
}

/* ==========================================================================
   THEME TOGGLE BUTTON COMPONENT
   ========================================================================== */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 9999px;
  background: var(--btn-secondary-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.theme-toggle-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
  transform: translateY(-1px);
}

.theme-icon-dark, .theme-icon-light {
  font-size: 0.95rem;
  line-height: 1;
}

/* ==========================================================================
   COMPONENT STYLINGS (CARDS, ALERTS, BUTTONS)
   ========================================================================== */
.glass-panel, .card, .dashboard-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover, .card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(148, 163, 184, 0.3);
}

/* Alert Boxes */
.alert-box, .penalty-alert-box {
  background: var(--accent-alert-bg);
  color: var(--accent-alert);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-left: 4px solid var(--accent-alert);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.9rem;
}

/* Typography Utility */
.font-display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.font-mono {
  font-family: var(--font-mono);
}

.kpi-metric {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 32px;
  color: var(--accent-primary);
  line-height: 1.1;
}

/* SPARKO Badges */
.badge-pa {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-badge-bg);
  border: 1px solid var(--blue-badge-border);
  color: var(--accent-primary);
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.badge-pi {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--magenta-badge-bg);
  border: 1px solid var(--magenta-badge-border);
  color: var(--accent-alert);
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.badge-div {
  display: inline-flex;
  align-items: center;
  background: var(--btn-secondary-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
}

/* Status Indicators */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
}

.status-completed {
  background: var(--emerald-bg);
  border: 1px solid var(--emerald-border);
  color: var(--accent-secondary);
}

.status-on-stage {
  background: var(--blue-badge-bg);
  border: 1px solid var(--accent-primary);
  color: var(--accent-primary);
  animation: pulse-border 2s infinite;
}

.status-ready {
  background: var(--emerald-bg);
  border: 1px solid var(--emerald-border);
  color: var(--accent-secondary);
}

@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(0, 229, 255, 0); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--accent-primary-text);
  border-color: var(--accent-primary);
  font-weight: 700;
  box-shadow: 0 4px 14px var(--accent-primary-glow);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 20px var(--accent-primary-glow);
}

.btn-success {
  background: var(--accent-secondary);
  color: var(--accent-secondary-text);
  border-color: var(--accent-secondary);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.25);
}

.btn-success:hover {
  filter: brightness(1.1);
}

.btn-danger {
  background: var(--accent-alert);
  color: #FFFFFF;
  border-color: var(--accent-alert);
  font-weight: 700;
}

.btn-danger:hover {
  filter: brightness(1.1);
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  border-color: var(--border-subtle);
  color: var(--btn-secondary-text);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(148, 163, 184, 0.4);
}

/* Top Nav */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-surface-header);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color 0.25s, border-color 0.25s;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: var(--accent-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--accent-primary-text);
  box-shadow: 0 0 16px var(--accent-primary-glow);
}

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
  background: var(--btn-secondary-bg);
  border-color: var(--border-subtle);
}

.nav-link.active {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  background: var(--blue-badge-bg);
}

/* Connection indicator */
.conn-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: 9999px;
  background: var(--btn-secondary-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.dot-online {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-secondary);
  box-shadow: 0 0 8px var(--accent-secondary);
}

.dot-offline {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-alert);
  box-shadow: 0 0 8px var(--accent-alert);
}

/* Tables */
table, .admin-table {
  width: 100%;
  border-collapse: collapse;
}

table th, .admin-table th {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--table-header-color);
  border-bottom: 1px solid var(--border-subtle);
}

table td, .admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.88rem;
  color: var(--text-main);
}

table tr:hover td, .admin-table tr:hover td {
  background: var(--table-row-hover);
}

/* Form inputs */
.form-input, .form-select, .form-textarea {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--input-text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-primary-glow);
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--modal-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-dropdown);
  padding: 24px;
}