/* ==========================================================================
   SoftDryzz Portfolio - Design System Global
   Archivo: portfolio-global.css
   Descripción: Estilos base, variables, tipografía, utilidades y responsive.
   Stack: 100% Vanilla CSS (sin preprocesadores)
   Autor: Cristo Fernández Tomé (@SoftDryzz)
   ========================================================================== */


/* ==========================================================================
   1. RESET CSS
   Normaliza el comportamiento por defecto de todos los navegadores
   ========================================================================== */

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont,
    'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* Elimina animaciones para usuarios que lo prefieran */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* ==========================================================================
   2. VARIABLES CSS (Design System)
   Paleta de colores, tipografía, espaciado, sombras y transiciones
   ========================================================================== */

:root {
  /* --- Colores base (no cambian con tema) --- */
  --primary: #e8a838;
  --primary-hover: #d4962d;
  --primary-light: rgba(232, 168, 56, 0.12);
  --secondary: #f06595;
  --secondary-hover: #e04e7e;
  --secondary-light: rgba(240, 101, 149, 0.12);
  --success: #10B981;
  --success-light: #ECFDF5;
  --warning: #F59E0B;
  --warning-light: #FFFBEB;
  --danger: #EF4444;
  --danger-light: #FEF2F2;

  /* --- Colores semánticos (cambian con dark mode) --- */
  --bg-primary: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --text-primary: #0A0E27;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --card-bg: #FFFFFF;
  --card-border: #E2E8F0;
  --nav-bg: rgba(255, 255, 255, 0.95);
  --footer-bg: #0A0E27;

  /* --- Aliases de compatibilidad (mapean a semánticos) --- */
  --dark: var(--text-primary);
  --dark-soft: #1E293B;
  --gray: var(--text-secondary);
  --gray-light: var(--text-muted);
  --light: var(--bg-primary);
  --white: var(--bg-secondary);

  /* --- Tipografía --- */
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont,
    'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  --font-h1: clamp(2rem, 5vw, 3.5rem);
  --font-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-h3: 1.5rem;
  --font-h4: 1.25rem;
  --font-h5: 1.125rem;
  --font-h6: 1rem;
  --font-body: 1rem;
  --font-small: 0.875rem;
  --font-xs: 0.75rem;

  /* --- Espaciado --- */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 1rem;       /* 16px */
  --space-lg: 1.5rem;     /* 24px */
  --space-xl: 2rem;       /* 32px */
  --space-2xl: 3rem;      /* 48px */
  --space-3xl: 4rem;      /* 64px */
  --space-4xl: 6rem;      /* 96px */

  /* --- Bordes --- */
  --radius-sm: 0.375rem;  /* 6px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-full: 9999px;

  /* --- Sombras --- */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07),
               0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08),
               0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
               0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* --- Transiciones --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* --- Anchos de contenedor --- */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;

  /* --- Z-index --- */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;
}

/* --- Dark Mode ---
   Se activa con data-theme="dark" en <html>.
   Sobreescribe las variables semánticas manteniendo los colores de acento intactos.
   ========================================================================== */

[data-theme="dark"] {
  --bg-primary: #08080c;
  --bg-secondary: #0c0c12;
  --bg-elevated: #131320;
  --text-primary: #f0f0f5;
  --text-secondary: #9d9db5;
  --text-muted: #64748B;
  --border: rgba(255, 255, 255, 0.06);
  --card-bg: #1a1a2e;
  --card-border: rgba(255, 255, 255, 0.08);
  --nav-bg: rgba(8, 8, 12, 0.75);
  --footer-bg: #060812;

  /* Ajuste de colores light en dark mode */
  --primary-light: rgba(232, 168, 56, 0.15);
  --secondary-light: rgba(240, 101, 149, 0.15);
  --success-light: rgba(16, 185, 129, 0.15);
  --warning-light: rgba(245, 158, 11, 0.15);
  --danger-light: rgba(239, 68, 68, 0.15);

  /* Aliases */
  --dark: var(--text-primary);
  --dark-soft: #9d9db5;
  --gray: var(--text-secondary);
  --gray-light: var(--text-muted);
  --light: var(--bg-primary);
  --white: var(--bg-secondary);

  /* Sombras más sutiles en dark */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3),
               0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.35),
               0 4px 6px -4px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4),
               0 8px 10px -6px rgba(0, 0, 0, 0.2);
}

/* --- Efectos premium en dark mode ---
   Noise overlay sutil y glow en cards para conectar con el estilo del root
   ========================================================================== */

/* Noise overlay sutil solo en dark mode */
[data-theme="dark"] body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.02;
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* Glow azul sutil en cards al hover en dark mode */
[data-theme="dark"] .template-card:hover,
[data-theme="dark"] .card:hover {
  box-shadow: 0 0 20px rgba(0, 102, 255, 0.08),
              0 8px 25px rgba(0, 0, 0, 0.3);
}

/* Transición suave al cambiar de tema */
html[data-theme],
html[data-theme] body,
html[data-theme] .nav,
html[data-theme] .card,
html[data-theme] .template-card,
html[data-theme] .footer,
html[data-theme] .btn {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* --- Toggle de tema (botón sol/luna) --- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  cursor: pointer;
  font-size: 1.15rem;
  line-height: 1;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

/* Icono: muestra luna en light (para activar dark), sol en dark (para activar light) */
.theme-toggle__icon-light {
  display: none;
}

.theme-toggle__icon-dark {
  display: inline;
}

/* Dark mode: muestra sol, oculta luna */
[data-theme="dark"] .theme-toggle__icon-light {
  display: inline;
}

[data-theme="dark"] .theme-toggle__icon-dark {
  display: none;
}


/* ==========================================================================
   3. TIPOGRAFÍA
   Escala tipográfica responsive con clamp()
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  color: var(--dark);
  line-height: 1.2;
  font-weight: 700;
  text-wrap: balance;
}

h1 {
  font-size: var(--font-h1);
  font-weight: 800;
  letter-spacing: -0.025em;
}

h2 {
  font-size: var(--font-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-size: var(--font-h3);
  font-weight: 600;
}

h4 {
  font-size: var(--font-h4);
  font-weight: 600;
}

h5 {
  font-size: var(--font-h5);
  font-weight: 600;
}

h6 {
  font-size: var(--font-h6);
  font-weight: 600;
}

p {
  color: var(--gray);
  line-height: 1.7;
  max-width: 70ch;
}

small {
  font-size: var(--font-small);
}

strong {
  font-weight: 600;
}

/* Texto mono para código y datos técnicos */
.text--mono {
  font-family: var(--font-mono);
}


/* ==========================================================================
   4. SISTEMA BILINGÜE (ES / EN)
   Usa atributo lang en <html> y clases [lang-es] / [lang-en] para alternar
   Ejemplo: <html lang="es"> o <html lang="en">
   Cada elemento con contenido dual usa data-lang-es y data-lang-en
   ========================================================================== */

/* Oculta contenido del idioma inactivo */
[lang="es"] .lang-en,
[lang="en"] .lang-es {
  display: none !important;
}

/* Selector de idioma */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--font-small);
  background: var(--bg-secondary);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.lang-switcher:hover {
  border-color: var(--primary);
}

.lang-switcher__option {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.lang-switcher__option--active {
  background: var(--primary);
  color: #08080c;
}


/* ==========================================================================
   5. LAYOUT Y CONTENEDORES
   Sistema de contenedores con ancho máximo centrado
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.container--sm { max-width: var(--container-sm); }
.container--md { max-width: var(--container-md); }
.container--lg { max-width: var(--container-lg); }
.container--xl { max-width: var(--container-xl); }
.container--2xl { max-width: var(--container-2xl); }

/* Sección genérica con padding vertical */
.section {
  padding-block: var(--space-3xl);
}

.section--sm { padding-block: var(--space-2xl); }
.section--lg { padding-block: var(--space-4xl); }


/* ==========================================================================
   6. SISTEMA DE GRID
   Grid responsive basado en CSS Grid con clases utilitarias
   ========================================================================== */

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* Grid auto-responsive: las columnas se ajustan solas */
.grid--auto {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.grid--auto-sm {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

/* Responsive: colapsa a 1 columna en móvil */
@media (max-width: 767px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* Tablet: 2 columnas para grids de 3+ */
@media (min-width: 768px) and (max-width: 1023px) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Flexbox auxiliar */
.flex {
  display: flex;
}

.flex--center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex--between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex--column {
  display: flex;
  flex-direction: column;
}

.flex--wrap {
  flex-wrap: wrap;
}

.flex--gap-sm { gap: var(--space-sm); }
.flex--gap-md { gap: var(--space-md); }
.flex--gap-lg { gap: var(--space-lg); }


/* ==========================================================================
   7. BOTONES
   Sistema de botones con variantes, tamaños y estados
   Nomenclatura BEM: .btn / .btn--primary / .btn--lg
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-size: var(--font-body);
  font-weight: 600;
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-align: center;
  min-height: 44px; /* Accesibilidad: zona táctil mínima */
}

.btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* --- Variantes de color --- */

.btn--primary {
  background: var(--primary);
  color: #08080c;
}
.btn--primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: var(--secondary);
  color: #08080c;
}
.btn--secondary:hover {
  background: var(--secondary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: #08080c;
}

.btn--outline-secondary {
  background: transparent;
  color: var(--secondary);
  border-color: var(--secondary);
}
.btn--outline-secondary:hover {
  background: var(--secondary);
  color: #08080c;
}

.btn--ghost {
  background: transparent;
  color: var(--gray);
}
.btn--ghost:hover {
  background: var(--light);
  color: var(--dark);
}

.btn--success {
  background: var(--success);
  color: var(--white);
}
.btn--success:hover {
  filter: brightness(0.9);
}

.btn--danger {
  background: var(--danger);
  color: var(--white);
}
.btn--danger:hover {
  filter: brightness(0.9);
}

.btn--dark {
  background: var(--dark);
  color: var(--white);
}
.btn--dark:hover {
  background: var(--dark-soft);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- Tamaños --- */

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--font-small);
  min-height: 36px;
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: var(--font-h5);
  min-height: 52px;
}

.btn--full {
  width: 100%;
}

/* --- Estado deshabilitado --- */

.btn:disabled,
.btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* --- Botón con icono --- */

.btn__icon {
  width: 1.25em;
  height: 1.25em;
  flex-shrink: 0;
}


/* ==========================================================================
   8. CARDS
   Tarjetas reutilizables para templates, categorías y contenido
   ========================================================================== */

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.card__body {
  padding: var(--space-lg);
}

.card__title {
  font-size: var(--font-h4);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.card__description {
  font-size: var(--font-small);
  color: var(--gray);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.card__footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card__price {
  font-size: var(--font-h3);
  font-weight: 800;
  color: var(--dark);
}

.card__price--free {
  color: var(--success);
}

/* Variante: card destacada */
.card--featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

/* Variante: card horizontal (para listas) */
.card--horizontal {
  display: grid;
  grid-template-columns: 280px 1fr;
}

@media (max-width: 767px) {
  .card--horizontal {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   9. BADGES Y TAGS
   Etiquetas para categorías, estados, tecnologías y precios
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.25em 0.75em;
  font-size: var(--font-xs);
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

/* --- Variantes de color --- */

.badge--primary {
  background: var(--primary-light);
  color: var(--primary);
}

.badge--secondary {
  background: var(--secondary-light);
  color: var(--secondary);
}

.badge--success {
  background: var(--success-light);
  color: var(--success);
}

.badge--warning {
  background: var(--warning-light);
  color: var(--warning);
}

.badge--danger {
  background: var(--danger-light);
  color: var(--danger);
}

.badge--dark {
  background: var(--dark);
  color: var(--white);
}

/* --- Badges de tier (precios) --- */

.badge--tier-free {
  background: var(--success-light);
  color: var(--success);
}

.badge--tier-basic {
  background: var(--primary-light);
  color: var(--primary);
}

.badge--tier-pro {
  background: var(--secondary-light);
  color: var(--secondary);
}

.badge--tier-premium {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: var(--white);
}

/* --- Tags de tecnología --- */

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.25em 0.6em;
  font-size: var(--font-xs);
  font-weight: 500;
  background: var(--light);
  color: var(--gray);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}


/* ==========================================================================
   10. GRADIENTES PARA THUMBNAILS
   Fondos decorativos para las miniaturas de templates
   ========================================================================== */

.gradient-1 { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.gradient-2 { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.gradient-3 { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.gradient-4 { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }
.gradient-5 { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }


/* ==========================================================================
   11. FORMULARIOS
   Estilos base para inputs, selects y formularios de contacto/filtros
   ========================================================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-size: var(--font-small);
  font-weight: 600;
  color: var(--dark);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 44px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-input::placeholder {
  color: var(--gray-light);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}


/* ==========================================================================
   12. TABLAS
   Para comparativas de precios y características
   ========================================================================== */

.table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table th,
.table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
}

.table th {
  background: var(--dark);
  color: var(--white);
  font-weight: 600;
  font-size: var(--font-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table td {
  border-bottom: 1px solid var(--border);
  font-size: var(--font-small);
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background: var(--light);
}


/* ==========================================================================
   13. UTILIDADES DE SPACING
   Clases auxiliares para márgenes y paddings rápidos
   ========================================================================== */

/* Margin top */
.mt-xs  { margin-top: var(--space-xs); }
.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mt-xl  { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

/* Margin bottom */
.mb-xs  { margin-bottom: var(--space-xs); }
.mb-sm  { margin-bottom: var(--space-sm); }
.mb-md  { margin-bottom: var(--space-md); }
.mb-lg  { margin-bottom: var(--space-lg); }
.mb-xl  { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

/* Padding */
.p-sm  { padding: var(--space-sm); }
.p-md  { padding: var(--space-md); }
.p-lg  { padding: var(--space-lg); }
.p-xl  { padding: var(--space-xl); }
.p-2xl { padding: var(--space-2xl); }

/* Gap auxiliar */
.gap-xs  { gap: var(--space-xs); }
.gap-sm  { gap: var(--space-sm); }
.gap-md  { gap: var(--space-md); }
.gap-lg  { gap: var(--space-lg); }
.gap-xl  { gap: var(--space-xl); }


/* ==========================================================================
   14. UTILIDADES DE TEXTO
   Alineación, colores de texto, truncado, etc.
   ========================================================================== */

.text--center  { text-align: center; }
.text--left    { text-align: left; }
.text--right   { text-align: right; }

.text--primary   { color: var(--primary); }
.text--secondary { color: var(--secondary); }
.text--success   { color: var(--success); }
.text--warning   { color: var(--warning); }
.text--danger    { color: var(--danger); }
.text--gray      { color: var(--gray); }
.text--dark      { color: var(--dark); }
.text--white     { color: var(--white); }

.text--small { font-size: var(--font-small); }
.text--xs    { font-size: var(--font-xs); }
.text--bold  { font-weight: 700; }

/* Truncar texto con puntos suspensivos (1 línea) */
.text--truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Limitar a N líneas */
.text--clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.text--clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}


/* ==========================================================================
   15. UTILIDADES DE VISIBILIDAD
   Ocultar/mostrar elementos por breakpoint y accesibilidad
   ========================================================================== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden     { display: none !important; }
.visible    { display: block !important; }

@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 768px) {
  .hide-desktop { display: none !important; }
}


/* ==========================================================================
   16. NAVEGACIÓN DEL PORTFOLIO
   Header sticky con logo, menú y selector de idioma
   ========================================================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--nav-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-md);
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.nav__logo {
  font-size: var(--font-h4);
  font-weight: 800;
  color: var(--dark);
}

.nav__logo span {
  color: var(--primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: var(--font-small);
  font-weight: 500;
  color: var(--gray);
  transition: color var(--transition-fast);
  padding: var(--space-xs) 0;
}

.nav__link:hover,
.nav__link--active {
  color: var(--primary);
}

/* Menú hamburguesa en móvil */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

@media (max-width: 767px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
  }

  .nav__links--open {
    display: flex;
  }

  .nav__toggle {
    display: flex;
  }
}


/* ==========================================================================
   17. FOOTER DEL PORTFOLIO
   Pie de página con enlaces, copyright y redes sociales
   ========================================================================== */

.footer {
  background: var(--footer-bg);
  color: #f0f0f5;
  padding-block: var(--space-3xl) var(--space-2xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 767px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

.footer__title {
  font-size: var(--font-small);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-light);
  margin-bottom: var(--space-md);
}

.footer__link {
  display: block;
  font-size: var(--font-small);
  color: var(--gray-light);
  padding-block: var(--space-xs);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--white);
}

.footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-xs);
  color: var(--gray-light);
}

@media (max-width: 767px) {
  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}


/* ==========================================================================
   18. ANIMACIONES Y TRANSICIONES
   Animaciones reutilizables para entrada de elementos
   ========================================================================== */

/* Fade in desde abajo (para scroll reveal) */
.animate-fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade in genérico */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Slide in desde abajo */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pulse suave para CTAs */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.03); }
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}


/* ==========================================================================
   19. RESPONSIVE BREAKPOINTS
   Media queries mobile-first ordenadas de menor a mayor
   ========================================================================== */

/* --- Móvil (base, < 640px) --- */
/* Los estilos base aplican aquí, no se necesita media query */

/* --- Tablet pequeña (>= 640px) --- */
@media (min-width: 640px) {
  .container {
    padding-inline: var(--space-lg);
  }
}

/* --- Tablet (>= 768px) --- */
@media (min-width: 768px) {
  .section {
    padding-block: var(--space-4xl);
  }

  .container {
    padding-inline: var(--space-xl);
  }
}

/* --- Desktop (>= 1024px) --- */
@media (min-width: 1024px) {
  .container {
    padding-inline: var(--space-2xl);
  }
}

/* --- Desktop grande (>= 1280px) --- */
@media (min-width: 1280px) {
  .container {
    padding-inline: var(--space-2xl);
  }
}

/* ==========================================================================
   GLASSMORPHISM ENHANCEMENTS — Dark Mode
   ========================================================================== */
[data-theme="dark"] .category-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .category-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary);
  box-shadow: 0 8px 32px rgba(0, 102, 255, 0.08);
}

[data-theme="dark"] .template-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .template-card:hover {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .advantage-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .advantage-card:hover {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 8px 32px rgba(0, 102, 255, 0.06);
}

[data-theme="dark"] .new-templates__banner {
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.08) 0%, rgba(124, 58, 237, 0.06) 100%);
  border-color: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .new-templates__item {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}