/*
  El NONO Pizzería — main.css
  Fundamentos: reset, variables de marca, tipografía, layout base, utilidades,
  accesibilidad y animaciones globales. Sistema mobile-first.
  Breakpoints: 390 / 576 / 768 / 992 / 1200 / 1440
*/

/* ==========================================================================
   1. TIPOGRAFÍA AUTOHOSPEDADA (Montserrat variable, sin CDN)
   ========================================================================== */
@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-variable.woff2") format("woff2-variations"),
       url("../fonts/montserrat-variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-italic.woff2") format("woff2-variations"),
       url("../fonts/montserrat-italic.woff2") format("woff2");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

/* ==========================================================================
   2. VARIABLES DE MARCA
   ========================================================================== */
:root {
  /* Paleta real extraída de El NONO */
  --color-red: #cc1517;
  --color-red-dark: #99100f;
  --color-red-rgb: 204, 21, 23;
  --color-charcoal: #283341;
  --color-charcoal-deep: #1a222c;
  --color-charcoal-rgb: 40, 51, 65;
  --color-gold: #f2cb05;
  --color-gold-deep: #e0af4a;
  --color-orange: #f87223;
  --color-cream: #f7f1e6;
  --color-cream-deep: #efe4cd;
  --color-white: #ffffff;
  --color-ink: #201a14;
  --color-black: #000000;

  /* Roles semánticos */
  --bg-body: var(--color-cream);
  --text-body: var(--color-ink);
  --text-on-dark: var(--color-white);
  --text-muted: #6b5f4f;

  /* Tipografía */
  --font-base: "Montserrat", "Segoe UI", Helvetica, Arial, sans-serif;
  --fs-display: clamp(2.6rem, 5vw + 1rem, 5.4rem);
  --fs-h1: clamp(2.2rem, 4vw + 1rem, 3.6rem);
  --fs-h2: clamp(1.7rem, 2.4vw + 1rem, 2.6rem);
  --fs-h3: clamp(1.25rem, 1.2vw + 1rem, 1.6rem);
  --fs-lead: clamp(1.05rem, 0.6vw + 1rem, 1.25rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --lh-tight: 1.05;
  --lh-heading: 1.15;
  --lh-body: 1.6;

  /* Espaciado (escala base 4px) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Layout */
  --container-max: 1320px;
  --container-pad: clamp(1.25rem, 4vw, 3rem);
  --header-h: 84px;

  /* Movimiento */
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 220ms;
  --dur-base: 420ms;
  --dur-slow: 720ms;

  /* Sombra mínima, uso deliberado (no glassmorphism) */
  --shadow-soft: 0 18px 40px -20px rgba(var(--color-charcoal-rgb), 0.45);
}

/* ==========================================================================
   3. RESET
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

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

body {
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text-body);
  background: var(--bg-body);
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

button { cursor: pointer; }

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

ul, ol { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-base);
  line-height: var(--lh-heading);
  text-wrap: balance;
}

table { border-collapse: collapse; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   3.1 ANIMACIONES GLOBALES
   ========================================================================== */
@keyframes page-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

body { animation: page-fade-in 500ms var(--ease-premium); }

@keyframes gentle-sway {
  0%, 100% { transform: rotate(-2deg); }
  50% { transform: rotate(2deg); }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes soft-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--pulse-rgb, var(--color-red-rgb)), 0.35); }
  50% { box-shadow: 0 0 0 8px rgba(var(--pulse-rgb, var(--color-red-rgb)), 0); }
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-8deg); }
  75% { transform: rotate(8deg); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(5px); }
}

.is-shaking { animation: shake 420ms var(--ease-premium); }

/* ==========================================================================
   4. ACCESIBILIDAD
   ========================================================================== */
.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  background: var(--color-charcoal);
  color: var(--color-white);
  padding: var(--space-3) var(--space-5);
  border-radius: 4px;
  z-index: 1000;
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-premium);
}

.skip-link:focus {
  top: var(--space-4);
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 3px;
}

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

/* ==========================================================================
   5. LAYOUT BASE
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

section {
  position: relative;
}

.section-pad {
  padding-block: var(--space-9);
}

@media (max-width: 768px) {
  .section-pad { padding-block: var(--space-7); }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-red);
}

.eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-red);
  box-shadow: 0 0 0 3px rgba(var(--color-red-rgb), 0.2);
  animation: soft-pulse 2.4s ease-in-out infinite;
}

.eyebrow--light { color: var(--color-gold); }
.eyebrow--light::before { background: var(--color-gold); box-shadow: 0 0 0 3px rgba(242, 203, 5, 0.25); --pulse-rgb: 242, 203, 5; }

.section-title {
  font-size: var(--fs-h2);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-top: var(--space-3);
}

.section-kicker {
  max-width: 62ch;
  color: var(--text-muted);
  font-size: var(--fs-lead);
  margin-top: var(--space-4);
}

.on-dark .section-kicker { color: rgba(255, 255, 255, 0.72); }
.on-dark { color: var(--text-on-dark); }

/* ==========================================================================
   6. BOTONES Y CTA
   ========================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 1rem 1.9rem;
  font-weight: 700;
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: transform var(--dur-fast) var(--ease-premium),
              box-shadow var(--dur-fast) var(--ease-premium),
              background var(--dur-fast) var(--ease-premium),
              color var(--dur-fast) var(--ease-premium);
  will-change: transform;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
  box-shadow: 0 14px 30px -12px rgba(var(--color-red-rgb), 0.65);
}

.btn-primary:hover {
  background: var(--color-red-dark);
  box-shadow: 0 18px 36px -14px rgba(var(--color-red-rgb), 0.75);
}

.btn-gold {
  background: var(--color-gold);
  color: var(--color-charcoal-deep);
  box-shadow: 0 14px 30px -14px rgba(242, 203, 5, 0.55);
}

.btn-gold:hover { background: var(--color-gold-deep); }

.btn-ghost {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-ghost.btn-ghost--onlight:hover {
  background: rgba(var(--color-charcoal-rgb), 0.06);
}

.btn svg { width: 1.15em; height: 1.15em; flex-shrink: 0; }

/* Efecto magnético: variables actualizadas por JS (tilt.js) */
.btn-magnetic {
  transform: translate(var(--mx, 0), var(--my, 0));
}

/* ==========================================================================
   7. SCROLL REVEAL (clases controladas por scroll-reveal.js)
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-premium),
              transform var(--dur-slow) var(--ease-premium);
}

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

[data-reveal="lines"] > * {
  opacity: 0;
  transform: translateY(100%);
  transition: opacity var(--dur-base) var(--ease-premium),
              transform var(--dur-base) var(--ease-premium);
}

[data-reveal="lines"].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="lines"] > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal="lines"] > *:nth-child(2) { transition-delay: 90ms; }
[data-reveal="lines"] > *:nth-child(3) { transition-delay: 180ms; }
[data-reveal="lines"] > *:nth-child(4) { transition-delay: 270ms; }

/* Entrada escalonada para grupos de tarjetas/filas (sabores, promos, valores...) */
[data-reveal="stagger"] > * {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity var(--dur-base) var(--ease-premium),
              transform var(--dur-base) var(--ease-premium);
}

[data-reveal="stagger"].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="stagger"] > *:nth-child(1)  { transition-delay: 0ms; }
[data-reveal="stagger"] > *:nth-child(2)  { transition-delay: 60ms; }
[data-reveal="stagger"] > *:nth-child(3)  { transition-delay: 120ms; }
[data-reveal="stagger"] > *:nth-child(4)  { transition-delay: 180ms; }
[data-reveal="stagger"] > *:nth-child(5)  { transition-delay: 240ms; }
[data-reveal="stagger"] > *:nth-child(6)  { transition-delay: 300ms; }
[data-reveal="stagger"] > *:nth-child(7)  { transition-delay: 360ms; }
[data-reveal="stagger"] > *:nth-child(8)  { transition-delay: 420ms; }
[data-reveal="stagger"] > *:nth-child(9)  { transition-delay: 480ms; }
[data-reveal="stagger"] > *:nth-child(10) { transition-delay: 540ms; }
[data-reveal="stagger"] > *:nth-child(11) { transition-delay: 600ms; }
[data-reveal="stagger"] > *:nth-child(12) { transition-delay: 660ms; }
[data-reveal="stagger"] > *:nth-child(13) { transition-delay: 720ms; }
[data-reveal="stagger"] > *:nth-child(n+14) { transition-delay: 780ms; }

/* Revelado tipo "cortina" para fotografías grandes: la cortina hereda el
   recorte diagonal del contenedor, así el wipe respeta el motivo de marca */
[data-reveal="image"] { overflow: hidden; }

[data-reveal="image"] img {
  transform: scale(1.18);
  transition: transform 900ms var(--ease-premium);
}

[data-reveal="image"]::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-charcoal-deep);
  transform-origin: left center;
  transition: transform 700ms var(--ease-premium);
  z-index: 2;
  pointer-events: none;
}

[data-reveal="image"].is-visible img { transform: scale(1); }
[data-reveal="image"].is-visible::after { transform: scaleX(0); }

/* Trazo animado para íconos de check (p. ej. lista de la Hamburpizza) */
[data-reveal="stagger"] svg path[data-draw] {
  stroke-dasharray: 30;
  stroke-dashoffset: 30;
  transition: stroke-dashoffset 500ms var(--ease-premium);
}

[data-reveal="stagger"].is-visible svg path[data-draw] { stroke-dashoffset: 0; }

[data-reveal="stagger"] > *:nth-child(1) svg path[data-draw] { transition-delay: 150ms; }
[data-reveal="stagger"] > *:nth-child(2) svg path[data-draw] { transition-delay: 300ms; }
[data-reveal="stagger"] > *:nth-child(3) svg path[data-draw] { transition-delay: 450ms; }
[data-reveal="stagger"] > *:nth-child(4) svg path[data-draw] { transition-delay: 600ms; }
[data-reveal="stagger"] > *:nth-child(5) svg path[data-draw] { transition-delay: 750ms; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal="lines"] > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ==========================================================================
   8. FOOTER
   ========================================================================== */
.site-footer {
  background: var(--color-charcoal-deep);
  color: rgba(255, 255, 255, 0.82);
  padding-block: var(--space-8) var(--space-5);
}

.footer-grid {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1.2fr 1fr 1fr;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

.footer-brand img { height: 56px; width: auto; }

.footer-brand p { margin-top: var(--space-4); max-width: 34ch; color: rgba(255, 255, 255, 0.6); }

.footer-heading {
  font-size: var(--fs-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.footer-list li + li { margin-top: var(--space-3); }

.footer-list a { color: rgba(255, 255, 255, 0.72); transition: color var(--dur-fast); }
.footer-list a:hover { color: var(--color-gold); }

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: background var(--dur-fast), border-color var(--dur-fast);
}

.footer-social a:hover { background: var(--color-red); border-color: var(--color-red); }
.footer-social svg { width: 18px; height: 18px; }

.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a.credit { color: rgba(255, 255, 255, 0.75); font-weight: 600; }
.footer-bottom a.credit:hover { color: var(--color-gold); }

/* ==========================================================================
   9. UTILIDADES
   ========================================================================== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.container--narrow { max-width: 920px; }

.divider-dot {
  display: inline-block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
  margin-inline: var(--space-2);
}