/* ============================================================
   DOLI Indian Cuisine -- Design Tokens & Global Styles
   Paleta: Negro carbón · Dorado · Marfil oscuro · Especias
   ============================================================ */

:root {
  /* -- Colores principales -- */
  --color-primary:        hsl(0, 0%, 17%);      /* #2b2b2b */
  --color-primary-light:  hsl(0, 0%, 24%);      /* #3d3d3d */
  --color-primary-dark:   hsl(0, 0%, 10%);      /* #1a1a1a */

  --color-gold:           hsl(43, 74%, 58%);    /* Dorado -- lámparas, espejos, detalles */
  --color-gold-light:     hsl(43, 70%, 72%);
  --color-gold-dark:      hsl(38, 72%, 44%);

  --color-spice:          hsl(18, 75%, 48%);    /* Naranja especiado -- curry, cardamomo */
  --color-spice-light:    hsl(18, 80%, 62%);

  /* -- Backgrounds -- */
  --color-bg:             hsl(30, 12%, 9%);     /* Negro cálido -- como el interior oscuro */
  --color-bg-alt:         hsl(30, 10%, 13%);
  --color-bg-light:       hsl(30, 15%, 16%);
  --color-navy-deep:      hsl(0, 0%, 11%);      /* #1c1c1c -- reemplaza el azul marino del footer */

  /* -- Texto -- */
  --color-text:           hsl(40, 30%, 92%);    /* Marfil cálido */
  --color-text-muted:     hsl(40, 15%, 60%);
  --color-border:         hsl(43, 30%, 25%);

  /* -- Tipografía -- */
  --font-heading: 'Cormorant Garamond', 'Georgia', serif;
  --font-body:    'Jost', 'Segoe UI', system-ui, sans-serif;

  /* -- Layout -- */
  --max-width: 1200px;

  /* -- Standard Tokens (auto-injected) -- */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --radius-default: 4px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* -- Scroll suave -- */
html {
  scroll-behavior: smooth;
}

/* -- Header / Nav -- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10000;
  background-color: rgba(28, 28, 28, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid hsla(43, 74%, 58%, 0.18);
  transition: box-shadow 0.4s ease, background-color 0.4s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  background-color: rgba(28, 28, 28, 0.98);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  text-decoration: none;
  flex-shrink: 0;
  line-height: 1;
}

.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }
  .nav-toggle {
    display: none;
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.25rem 0;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width 0.3s cubic-bezier(0.33, 1, 0.68, 1);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-gold);
}

.nav-link.active::after,
.nav-link:hover::after {
  width: 100%;
}

.nav-toggle {
  color: var(--color-text-muted);
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-toggle:hover {
  color: var(--color-gold);
}

/* -- Mobile Menu -- */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  background-color: var(--color-navy-deep);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-decoration: none;
  display: block;
  padding: 0.6rem 1.5rem;
  text-align: center;
  transition: color 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-gold);
}

/* -- Iconos -- */
.icon {
  display: inline-block;
  width: 1.25em;
  height: 1.25em;
  vertical-align: -0.15em;
  flex-shrink: 0;
}

.icon.hidden {
  display: none;
}

.icon-sm { width: 1em; height: 1em; }
.icon-lg { width: 1.5em; height: 1.5em; }
.icon-xl { width: 2em; height: 2em; }

/* -- Animaciones de scroll reveal -- */
[data-reveal] {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal-stagger].is-visible > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger].is-visible > *:nth-child(2) { transition-delay: 120ms; }
[data-reveal-stagger].is-visible > *:nth-child(3) { transition-delay: 240ms; }
[data-reveal-stagger].is-visible > *:nth-child(4) { transition-delay: 360ms; }
[data-reveal-stagger].is-visible > *:nth-child(5) { transition-delay: 480ms; }
[data-reveal-stagger].is-visible > *:nth-child(6) { transition-delay: 600ms; }
[data-reveal-stagger].is-visible > * { opacity: 1; transform: translateY(0); }

/* -- Keyframes -- */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes scrollBob {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.5; }
}

/* -- Divisor decorativo indio -- */
@keyframes shimmer {
  0%   { opacity: 0.4; }
  50%  { opacity: 1; }
  100% { opacity: 0.4; }
}

/* -- Reducción de movimiento -- */
@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;
  }
}

body { margin: 0; }