/* =============================================================================
   VICTORIA APP - DESIGN SYSTEM CSS
   =============================================================================
   Versión CSS del Design System de Flutter
   Todos los componentes deben usar exclusivamente estos tokens
   ============================================================================= */

:root {
  /* =========================================================================
     COLORES - LIGHT MODE (Default)
     ========================================================================= */

  /* ---------- PRIMARY (Azul La Victoria) ---------- */
  --ds-primary: #1e3a8a;
  --ds-primary-light: #3b82f6;
  --ds-primary-dark: #1e40af;
  --ds-primary-surface: #dbeafe;

  /* ---------- BACKGROUNDS ---------- */
  --ds-background: #f8fafc;
  --ds-card-background: #ffffff;
  --ds-surface-variant: #f1f5f9;
  --ds-surface: #f1f5f9;

  /* ---------- BORDERS ---------- */
  --ds-border: #e2e8f0;
  --ds-divider: #e2e8f0;

  /* ---------- TEXT ---------- */
  --ds-text-primary: #0f172a;
  --ds-text-secondary: #475569;
  --ds-text-tertiary: #94a3b8;
  --ds-text-on-primary: #ffffff;

  /* ---------- SEMANTIC ---------- */
  --ds-success: #10b981;
  --ds-warning: #f59e0b;
  --ds-error: #ef4444;
  --ds-info: #0ea5e9;

  /* ---------- ACCENT ---------- */
  --ds-accent: #d97706;

  /* ---------- BRAND (Redes Sociales) ---------- */
  --ds-brand-facebook: #1877f2;
  --ds-brand-instagram: #e4405f;
  --ds-brand-youtube: #ff0000;
  --ds-brand-whatsapp: #25d366;

  /* ---------- MODULES ---------- */
  /* Himnario - Violeta */
  --ds-mod-himnario: #8b5cf6;
  --ds-mod-himnario-light: #a78bfa;

  /* Biblia - Índigo */
  --ds-mod-biblia: #6366f1;
  --ds-mod-biblia-light: #818cf8;

  /* Calendario - Ámbar */
  --ds-mod-calendario: #f59e0b;
  --ds-mod-calendario-light: #fbbf24;
  --ds-mod-calendario-dark: #b45309;

  /* Predicación/Escuela - Esmeralda */
  --ds-mod-predicacion: #10b981;
  --ds-mod-predicacion-light: #34d399;

  /* Multimedia */
  --ds-mod-youtube: #ff0000;
  --ds-mod-radio: #3b82f6;

  /* Ofrenda - Rosa */
  --ds-mod-ofrenda: #ec4899;
  --ds-mod-ofrenda-light: #f472b6;

  /* Admin - Índigo/Violeta */
  --ds-mod-admin: #6366f1;
  --ds-mod-admin-light: #8b5cf6;

  /* Devocional - Ámbar */
  --ds-mod-devocional: #f59e0b;
  --ds-mod-devocional-dark: #d97706;
  --ds-mod-devocional-light: #fbbf24;

  /* Links Victoria */
  --ds-links-primary: #d9414e;
  --ds-links-secondary: #f2527d;

  /* =========================================================================
     TIPOGRAFÍA
     ========================================================================= */
  --ds-font-family: "Inter", "Roboto", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;

  /* Screen Title - 24px SemiBold */
  --ds-text-screen-title-size: 1.5rem;
  --ds-text-screen-title-weight: 600;
  --ds-text-screen-title-spacing: -0.5px;
  --ds-text-screen-title-height: 1.2;

  /* Section Title - 18px SemiBold */
  --ds-text-section-title-size: 1.125rem;
  --ds-text-section-title-weight: 600;
  --ds-text-section-title-spacing: -0.25px;
  --ds-text-section-title-height: 1.3;

  /* Card Title - 16px SemiBold */
  --ds-text-card-title-size: 1rem;
  --ds-text-card-title-weight: 600;
  --ds-text-card-title-spacing: 0;
  --ds-text-card-title-height: 1.4;

  /* Body - 14px Regular */
  --ds-text-body-size: 0.875rem;
  --ds-text-body-weight: 400;
  --ds-text-body-spacing: 0.1px;
  --ds-text-body-height: 1.5;

  /* Body Large - 16px Regular */
  --ds-text-body-large-size: 1rem;
  --ds-text-body-large-weight: 400;
  --ds-text-body-large-spacing: 0.15px;
  --ds-text-body-large-height: 1.6;

  /* Meta - 12px Medium */
  --ds-text-meta-size: 0.75rem;
  --ds-text-meta-weight: 500;
  --ds-text-meta-spacing: 0.4px;
  --ds-text-meta-height: 1.4;

  /* Button - 14px SemiBold */
  --ds-text-button-size: 0.875rem;
  --ds-text-button-weight: 600;
  --ds-text-button-spacing: 0.5px;
  --ds-text-button-height: 1.4;

  /* Caption - 11px Regular */
  --ds-text-caption-size: 0.6875rem;
  --ds-text-caption-weight: 400;
  --ds-text-caption-spacing: 0.4px;
  --ds-text-caption-height: 1.3;

  /* Hero Number - 24px Bold */
  --ds-text-hero-number-size: 1.5rem;
  --ds-text-hero-number-weight: 700;
  --ds-text-hero-number-spacing: -0.5px;
  --ds-text-hero-number-height: 1.2;

  /* Label - 13px Medium */
  --ds-text-label-size: 0.8125rem;
  --ds-text-label-weight: 500;
  --ds-text-label-spacing: 0.2px;
  --ds-text-label-height: 1.3;

  /* =========================================================================
     BORDER RADIUS
     ========================================================================= */
  --ds-radius-xxs: 2px;
  --ds-radius-xs: 4px;
  --ds-radius-sm-tight: 6px;
  --ds-radius-sm: 8px;
  --ds-radius-md: 12px;
  --ds-radius-md-large: 14px;
  --ds-radius-lg: 16px;
  --ds-radius-xl: 24px;
  --ds-radius-full: 9999px;

  /* Componentes específicos */
  --ds-radius-card: 16px;
  --ds-radius-button: 12px;
  --ds-radius-icon: 8px;
  --ds-radius-chip: 20px;
  --ds-radius-input: 12px;
  --ds-radius-sheet: 20px;
  --ds-radius-indicator: 10px;

  /* =========================================================================
     SOMBRAS
     ========================================================================= */
  --ds-shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
  --ds-shadow-card: 0 4px 12px rgba(15, 23, 42, 0.06);
  --ds-shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.08);
  --ds-shadow-xl: 0 16px 48px rgba(15, 23, 42, 0.12);

  /* =========================================================================
     ESPACIADO
     ========================================================================= */
  --ds-space-xxs: 2px;
  --ds-space-xs: 4px;
  --ds-space-xs-plus: 5px;
  --ds-space-sm-tight: 6px;
  --ds-space-sm: 8px;
  --ds-space-sm-wide: 10px;
  --ds-space-md: 12px;
  --ds-space-md-large: 14px;
  --ds-space-lg: 16px;
  --ds-space-gutter: 20px;
  --ds-space-xl: 24px;
  --ds-space-xxl: 32px;
  --ds-space-xxxl: 48px;
  --ds-space-icon-container: 36px;
  --ds-space-touch-target: 44px;

  /* =========================================================================
     TRANSICIONES
     ========================================================================= */
  --ds-transition-fast: 150ms ease;
  --ds-transition-normal: 250ms ease;
  --ds-transition-slow: 350ms ease;
  --ds-transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* =========================================================================
     Z-INDEX
     ========================================================================= */
  --ds-z-dropdown: 100;
  --ds-z-sticky: 200;
  --ds-z-fixed: 300;
  --ds-z-modal-backdrop: 400;
  --ds-z-modal: 500;
  --ds-z-popover: 600;
  --ds-z-tooltip: 700;
}

/* =============================================================================
   DARK MODE
   ============================================================================= */
@media (prefers-color-scheme: dark) {
  :root {
    --ds-primary: #3b82f6;
    --ds-primary-light: #60a5fa;
    --ds-primary-surface: #1e3a5f;

    --ds-background: #0f172a;
    --ds-card-background: #1e293b;
    --ds-surface-variant: #334155;
    --ds-surface: #1e293b;

    --ds-border: #334155;
    --ds-divider: #475569;

    --ds-text-primary: #f8fafc;
    --ds-text-secondary: #94a3b8;
    --ds-text-tertiary: #64748b;

    --ds-accent: #f59e0b;

    --ds-shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.15);
    --ds-shadow-card: 0 4px 12px rgba(0, 0, 0, 0.25);
    --ds-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.35);
    --ds-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.45);
  }
}

/* =============================================================================
   UTILITY CLASSES - COLORES
   ============================================================================= */
.ds-text-primary {
  color: var(--ds-text-primary) !important;
}
.ds-text-secondary {
  color: var(--ds-text-secondary) !important;
}
.ds-text-tertiary {
  color: var(--ds-text-tertiary) !important;
}
.ds-text-on-primary {
  color: var(--ds-text-on-primary) !important;
}
.ds-text-success {
  color: var(--ds-success) !important;
}
.ds-text-warning {
  color: var(--ds-warning) !important;
}
.ds-text-error {
  color: var(--ds-error) !important;
}
.ds-text-info {
  color: var(--ds-info) !important;
}

.ds-bg-primary {
  background-color: var(--ds-primary) !important;
}
.ds-bg-primary-light {
  background-color: var(--ds-primary-light) !important;
}
.ds-bg-primary-surface {
  background-color: var(--ds-primary-surface) !important;
}
.ds-bg-background {
  background-color: var(--ds-background) !important;
}
.ds-bg-card {
  background-color: var(--ds-card-background) !important;
}
.ds-bg-surface {
  background-color: var(--ds-surface) !important;
}
.ds-bg-success {
  background-color: var(--ds-success) !important;
}
.ds-bg-warning {
  background-color: var(--ds-warning) !important;
}
.ds-bg-error {
  background-color: var(--ds-error) !important;
}

/* =============================================================================
   UTILITY CLASSES - TIPOGRAFÍA
   ============================================================================= */
.ds-screen-title {
  font-size: var(--ds-text-screen-title-size);
  font-weight: var(--ds-text-screen-title-weight);
  letter-spacing: var(--ds-text-screen-title-spacing);
  line-height: var(--ds-text-screen-title-height);
  color: var(--ds-text-primary);
}

.ds-section-title {
  font-size: var(--ds-text-section-title-size);
  font-weight: var(--ds-text-section-title-weight);
  letter-spacing: var(--ds-text-section-title-spacing);
  line-height: var(--ds-text-section-title-height);
  color: var(--ds-text-primary);
}

.ds-card-title {
  font-size: var(--ds-text-card-title-size);
  font-weight: var(--ds-text-card-title-weight);
  letter-spacing: var(--ds-text-card-title-spacing);
  line-height: var(--ds-text-card-title-height);
  color: var(--ds-text-primary);
}

.ds-body {
  font-size: var(--ds-text-body-size);
  font-weight: var(--ds-text-body-weight);
  letter-spacing: var(--ds-text-body-spacing);
  line-height: var(--ds-text-body-height);
  color: var(--ds-text-secondary);
}

.ds-body-large {
  font-size: var(--ds-text-body-large-size);
  font-weight: var(--ds-text-body-large-weight);
  letter-spacing: var(--ds-text-body-large-spacing);
  line-height: var(--ds-text-body-large-height);
  color: var(--ds-text-secondary);
}

.ds-meta {
  font-size: var(--ds-text-meta-size);
  font-weight: var(--ds-text-meta-weight);
  letter-spacing: var(--ds-text-meta-spacing);
  line-height: var(--ds-text-meta-height);
  color: var(--ds-text-tertiary);
}

.ds-caption {
  font-size: var(--ds-text-caption-size);
  font-weight: var(--ds-text-caption-weight);
  letter-spacing: var(--ds-text-caption-spacing);
  line-height: var(--ds-text-caption-height);
  color: var(--ds-text-tertiary);
}

.ds-label {
  font-size: var(--ds-text-label-size);
  font-weight: var(--ds-text-label-weight);
  letter-spacing: var(--ds-text-label-spacing);
  line-height: var(--ds-text-label-height);
  color: var(--ds-text-secondary);
}

/* =============================================================================
   UTILITY CLASSES - ESPACIADO
   ============================================================================= */
.ds-p-xs {
  padding: var(--ds-space-xs) !important;
}
.ds-p-sm {
  padding: var(--ds-space-sm) !important;
}
.ds-p-md {
  padding: var(--ds-space-md) !important;
}
.ds-p-lg {
  padding: var(--ds-space-lg) !important;
}
.ds-p-xl {
  padding: var(--ds-space-xl) !important;
}
.ds-p-xxl {
  padding: var(--ds-space-xxl) !important;
}
.ds-p-gutter {
  padding: var(--ds-space-gutter) !important;
}

.ds-m-xs {
  margin: var(--ds-space-xs) !important;
}
.ds-m-sm {
  margin: var(--ds-space-sm) !important;
}
.ds-m-md {
  margin: var(--ds-space-md) !important;
}
.ds-m-lg {
  margin: var(--ds-space-lg) !important;
}
.ds-m-xl {
  margin: var(--ds-space-xl) !important;
}
.ds-m-xxl {
  margin: var(--ds-space-xxl) !important;
}

.ds-gap-xs {
  gap: var(--ds-space-xs) !important;
}
.ds-gap-sm {
  gap: var(--ds-space-sm) !important;
}
.ds-gap-md {
  gap: var(--ds-space-md) !important;
}
.ds-gap-lg {
  gap: var(--ds-space-lg) !important;
}
.ds-gap-xl {
  gap: var(--ds-space-xl) !important;
}

/* =============================================================================
   UTILITY CLASSES - BORDER RADIUS
   ============================================================================= */
.ds-rounded-sm {
  border-radius: var(--ds-radius-sm) !important;
}
.ds-rounded-md {
  border-radius: var(--ds-radius-md) !important;
}
.ds-rounded-lg {
  border-radius: var(--ds-radius-lg) !important;
}
.ds-rounded-xl {
  border-radius: var(--ds-radius-xl) !important;
}
.ds-rounded-full {
  border-radius: var(--ds-radius-full) !important;
}
.ds-rounded-card {
  border-radius: var(--ds-radius-card) !important;
}
.ds-rounded-button {
  border-radius: var(--ds-radius-button) !important;
}
.ds-rounded-chip {
  border-radius: var(--ds-radius-chip) !important;
}

/* =============================================================================
   UTILITY CLASSES - SOMBRAS
   ============================================================================= */
.ds-shadow-sm {
  box-shadow: var(--ds-shadow-sm) !important;
}
.ds-shadow-card {
  box-shadow: var(--ds-shadow-card) !important;
}
.ds-shadow-lg {
  box-shadow: var(--ds-shadow-lg) !important;
}
.ds-shadow-xl {
  box-shadow: var(--ds-shadow-xl) !important;
}
.ds-shadow-none {
  box-shadow: none !important;
}

/* =============================================================================
   COMPONENTES BASE
   ============================================================================= */

/* DS Card */
.ds-card {
  background: var(--ds-card-background);
  border-radius: var(--ds-radius-card);
  box-shadow: var(--ds-shadow-card);
  border: 1px solid var(--ds-border);
  overflow: hidden;
  transition: transform var(--ds-transition-normal),
    box-shadow var(--ds-transition-normal);
}

.ds-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--ds-shadow-lg);
}

/* DS Button Primary */
.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ds-space-sm);
  padding: var(--ds-space-md) var(--ds-space-xl);
  font-size: var(--ds-text-button-size);
  font-weight: var(--ds-text-button-weight);
  letter-spacing: var(--ds-text-button-spacing);
  line-height: var(--ds-text-button-height);
  border-radius: var(--ds-radius-button);
  border: none;
  cursor: pointer;
  transition: all var(--ds-transition-normal);
  text-decoration: none;
}

.ds-btn-primary {
  background: linear-gradient(
    135deg,
    var(--ds-primary),
    var(--ds-primary-light)
  );
  color: var(--ds-text-on-primary);
}

.ds-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
  color: var(--ds-text-on-primary);
}

.ds-btn-secondary {
  background: var(--ds-surface);
  color: var(--ds-text-primary);
  border: 1px solid var(--ds-border);
}

.ds-btn-secondary:hover {
  background: var(--ds-surface-variant);
  transform: translateY(-1px);
}

.ds-btn-outline {
  background: transparent;
  color: var(--ds-primary);
  border: 2px solid var(--ds-primary);
}

.ds-btn-outline:hover {
  background: var(--ds-primary-surface);
}

.ds-btn-ghost {
  background: transparent;
  color: var(--ds-text-primary);
}

.ds-btn-ghost:hover {
  background: var(--ds-surface);
}

/* DS Chip/Badge */
.ds-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-xs);
  padding: var(--ds-space-xs) var(--ds-space-sm-wide);
  font-size: var(--ds-text-label-size);
  font-weight: var(--ds-text-label-weight);
  border-radius: var(--ds-radius-chip);
  background: var(--ds-surface);
  color: var(--ds-text-secondary);
  border: 1px solid var(--ds-border);
}

.ds-chip-primary {
  background: var(--ds-primary-surface);
  color: var(--ds-primary);
  border-color: transparent;
}

.ds-chip-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--ds-success);
  border-color: transparent;
}

.ds-chip-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--ds-warning);
  border-color: transparent;
}

.ds-chip-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--ds-error);
  border-color: transparent;
}

/* DS Badge */
.ds-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--ds-space-xxs) var(--ds-space-sm);
  font-size: var(--ds-text-caption-size);
  font-weight: 600;
  border-radius: var(--ds-radius-full);
  background: var(--ds-primary);
  color: var(--ds-text-on-primary);
}

/* DS Icon Container */
.ds-icon-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--ds-space-icon-container);
  height: var(--ds-space-icon-container);
  border-radius: var(--ds-radius-md);
  background: var(--ds-primary-surface);
  color: var(--ds-primary);
}

.ds-icon-container-lg {
  width: 48px;
  height: 48px;
  border-radius: var(--ds-radius-lg);
}

.ds-icon-container-xl {
  width: 64px;
  height: 64px;
  border-radius: var(--ds-radius-xl);
}

/* DS Input */
.ds-input {
  width: 100%;
  padding: var(--ds-space-md) var(--ds-space-lg);
  font-size: var(--ds-text-body-size);
  color: var(--ds-text-primary);
  background: var(--ds-card-background);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-input);
  transition: border-color var(--ds-transition-fast),
    box-shadow var(--ds-transition-fast);
}

.ds-input:focus {
  outline: none;
  border-color: var(--ds-primary);
  box-shadow: 0 0 0 3px var(--ds-primary-surface);
}

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

/* DS Divider */
.ds-divider {
  height: 1px;
  background: var(--ds-divider);
  margin: var(--ds-space-lg) 0;
}

/* =============================================================================
   GRADIENTES
   ============================================================================= */
.ds-gradient-primary {
  background: linear-gradient(
    135deg,
    var(--ds-primary),
    var(--ds-primary-light)
  );
}

.ds-gradient-hero {
  background: linear-gradient(
    135deg,
    var(--ds-primary),
    var(--ds-primary-light)
  );
}

.ds-gradient-himnario {
  background: linear-gradient(
    135deg,
    var(--ds-mod-himnario),
    var(--ds-mod-himnario-light)
  );
}

.ds-gradient-biblia {
  background: linear-gradient(
    135deg,
    var(--ds-mod-biblia),
    var(--ds-mod-biblia-light)
  );
}

.ds-gradient-calendario {
  background: linear-gradient(
    135deg,
    var(--ds-mod-calendario),
    var(--ds-mod-calendario-light)
  );
}

.ds-gradient-predicacion {
  background: linear-gradient(
    135deg,
    var(--ds-mod-predicacion),
    var(--ds-mod-predicacion-light)
  );
}

.ds-gradient-ofrenda {
  background: linear-gradient(
    135deg,
    var(--ds-mod-ofrenda),
    var(--ds-mod-ofrenda-light)
  );
}

.ds-gradient-victoria {
  background: linear-gradient(
    135deg,
    var(--ds-links-secondary),
    var(--ds-links-primary),
    var(--ds-primary)
  );
}

/* =============================================================================
   ANIMACIONES
   ============================================================================= */
@keyframes ds-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

@keyframes ds-bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes ds-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes ds-slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ds-scale-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.ds-animate-pulse {
  animation: ds-pulse 2s ease-in-out infinite;
}
.ds-animate-bounce {
  animation: ds-bounce 2s ease-in-out infinite;
}
.ds-animate-fade-in {
  animation: ds-fade-in 0.3s ease-out;
}
.ds-animate-slide-up {
  animation: ds-slide-up 0.4s ease-out;
}
.ds-animate-scale-in {
  animation: ds-scale-in 0.3s ease-out;
}

/* =============================================================================
   RESPONSIVE HELPERS
   ============================================================================= */
@media (max-width: 768px) {
  :root {
    --ds-text-screen-title-size: 1.25rem;
    --ds-text-section-title-size: 1rem;
    --ds-space-gutter: 16px;
  }
}