/* ════════════════════════════════════════════
   KC-SKELETON-v2 · core-structure.css
   Wireframe neutro — SIN colores de tema
   Khal Calloway Studio © 2026
   ════════════════════════════════════════════ */

/* ── Custom Properties Neutrales ── */
:root {
  --kc-font: system-ui, -apple-system, sans-serif;
  --kc-sp-xs: 0.5rem;
  --kc-sp-sm: 1rem;
  --kc-sp-md: 1.5rem;
  --kc-sp-lg: 2.5rem;
  --kc-sp-xl: 4rem;
  --kc-radius-sm: 6px;
  --kc-radius-md: 12px;
  --kc-radius-lg: 24px;
  --kc-shadow-sm: 0 2px 8px rgba(0,0,0,.12);
  --kc-shadow-md: 0 4px 24px rgba(0,0,0,.18);
  --kc-z-gate: 9000;
  --kc-z-standalone: 8000;
  --kc-z-audio: 7000;
  /* Grises wireframe — agente de diseño reemplaza con paleta del tema */
  --kc-bg: #111;
  --kc-surface: #1c1c1c;
  --kc-border: rgba(255,255,255,.1);
  --kc-text: rgba(255,255,255,.85);
  --kc-text-muted: rgba(255,255,255,.45);
  --kc-accent: #888;          /* data-kc-theme-slot: accent — reemplazar */
  --kc-accent-h: #aaa;
  --kc-ease-out: cubic-bezier(.23,1,.32,1);
  --kc-ease-bounce: cubic-bezier(.34,1.56,.64,1);
}

/* ── Reset base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--kc-font); background: var(--kc-bg); color: var(--kc-text); line-height: 1.6; }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
a { color: inherit; }

/* ── Body mode classes ── */
body.kc-locked { overflow: hidden; }
body.kc-mode-full #kc-ticket-overlay,
body.kc-mode-full #kc-map-overlay { display: none !important; }
body.kc-mode-ticket #kc-gate,
body.kc-mode-ticket #kc-main,
body.kc-mode-ticket #kc-audio-toggle,
body.kc-mode-map #kc-gate,
body.kc-mode-map #kc-main,
body.kc-mode-map #kc-audio-toggle { display: none !important; }
body.kc-mode-ticket #kc-ticket-overlay,
body.kc-mode-map #kc-map-overlay { display: block !important; }
body.kc-mode-ticket #kc-map-overlay,
body.kc-mode-map #kc-ticket-overlay { display: none !important; }

/* ── GATE ── */
#kc-gate {
  position: fixed; inset: 0; z-index: var(--kc-z-gate);
  display: flex; align-items: center; justify-content: center;
  background: var(--kc-bg);
  transition: opacity .6s var(--kc-ease-out), visibility .6s;
}
#kc-gate.kc-gate-opening { opacity: 0; pointer-events: none; }
#kc-gate.kc-gate-opened  { opacity: 0; visibility: hidden; pointer-events: none; }
.kc-gate-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, #1a1a1a 0%, #000 100%);
}
.kc-gate-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: var(--kc-sp-md); text-align: center; padding: var(--kc-sp-lg);
}
.kc-gate-label { color: var(--kc-text-muted); font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; }
.kc-gate-cta {
  width: 160px; height: 160px; border-radius: 50%;
  border: 2px solid var(--kc-accent);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  transition: transform .3s var(--kc-ease-bounce), border-color .3s;
  color: var(--kc-text);
}
.kc-gate-cta:hover, .kc-gate-cta:focus-visible { transform: scale(1.06); border-color: var(--kc-accent-h); outline: none; }
.kc-gate-cta-icon { font-size: 2.5rem; line-height: 1; }
.kc-gate-cta-text { font-size: .75rem; letter-spacing: .08em; color: var(--kc-text-muted); }
.kc-gate-credit { font-size: .7rem; color: var(--kc-text-muted); letter-spacing: .15em; }
/* BD-02-01: REGLA DE SEGURIDAD — pseudo-elementos decorativos no deben bloquear clicks/taps.
   Cualquier ::before/::after sobre el Gate CTA o cualquier botón interactivo DEBE tener
   pointer-events:none para que los eventos lleguen al elemento real. */
.kc-gate-cta::before,
.kc-gate-cta::after { pointer-events: none; }

/* ── MAIN hidden/visible ── */
.kc-main-hidden { opacity: 0; visibility: hidden; }
.kc-main-visible { opacity: 1; visibility: visible; transition: opacity .6s var(--kc-ease-out); }

/* ── SECTION base ── */
section { padding: var(--kc-sp-xl) var(--kc-sp-sm); }
.kc-section-inner { max-width: 640px; margin: 0 auto; }
.kc-section-title { font-size: clamp(1.5rem, 5vw, 2.2rem); font-weight: 300; margin-bottom: var(--kc-sp-md); }
.kc-section-title em { font-style: normal; color: var(--kc-accent); }

/* ── HERO ── */
#kc-hero {
  min-height: 100dvh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  position: relative; padding: var(--kc-sp-xl) var(--kc-sp-sm);
}
.kc-hero-bg { position: absolute; inset: 0; background: var(--kc-surface); z-index: 0; }
.kc-hero-content { position: relative; z-index: 1; }
.kc-hero-label { font-size: .8rem; letter-spacing: .15em; text-transform: uppercase; color: var(--kc-text-muted); margin-bottom: var(--kc-sp-sm); }
.kc-hero-title { font-size: clamp(2rem, 8vw, 4rem); font-weight: 300; margin-bottom: var(--kc-sp-sm); }
.kc-hero-date, .kc-hero-venue { color: var(--kc-text-muted); font-size: .95rem; }
.kc-scroll-hint { position: absolute; bottom: var(--kc-sp-md); left: 50%; transform: translateX(-50%); font-size: .75rem; color: var(--kc-text-muted); letter-spacing: .1em; animation: kc-bounce 2s infinite; }

/* ── COUNTDOWN ── */
.kc-countdown-grid { display: flex; gap: var(--kc-sp-md); justify-content: center; margin: var(--kc-sp-md) 0; flex-wrap: wrap; }
.kc-unit { display: flex; flex-direction: column; align-items: center; min-width: 60px; }
.kc-num { font-size: clamp(2rem, 6vw, 3.5rem); font-weight: 200; line-height: 1; transition: transform .25s var(--kc-ease-out), opacity .25s; }
.kc-unit-label { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--kc-text-muted); margin-top: 4px; }

/* ── CARDS ── */
.kc-cards-grid { display: grid; gap: var(--kc-sp-sm); grid-template-columns: 1fr; }
@media (min-width: 480px) { .kc-cards-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); } }
.kc-card { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); padding: var(--kc-sp-md); display: flex; flex-direction: column; gap: var(--kc-sp-xs); }
.kc-card-icon { font-size: 1.8rem; }
.kc-card-title { font-size: 1rem; font-weight: 500; }
.kc-card-time { font-size: 1.2rem; font-weight: 300; color: var(--kc-accent); }
.kc-card-desc { font-size: .85rem; color: var(--kc-text-muted); }

/* ── ITINERARY ── */
.kc-itinerary-toggle-wrap { margin-top: var(--kc-sp-sm); }
.kc-itinerary-toggle { width: 100%; padding: var(--kc-sp-sm) var(--kc-sp-md); background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); text-align: left; color: var(--kc-text); font-size: .95rem; display: flex; justify-content: space-between; align-items: center; }
.kc-itinerary-body { padding: var(--kc-sp-md) 0; }
.kc-timeline { list-style: none; display: flex; flex-direction: column; gap: var(--kc-sp-sm); }
.kc-timeline li { display: grid; grid-template-columns: 64px 1fr; gap: var(--kc-sp-sm); align-items: start; }
.kc-tl-time { font-size: .85rem; color: var(--kc-accent); font-weight: 500; padding-top: 2px; }
.kc-tl-label { font-size: .95rem; }
.kc-toggle-arrow { transition: transform .3s; }
.kc-itinerary-toggle[aria-expanded="true"] .kc-toggle-arrow { transform: rotate(180deg); }

/* ── DRESS CODE ── */
.kc-dc-theme { color: var(--kc-text-muted); font-size: .85rem; letter-spacing: .08em; margin-bottom: var(--kc-sp-sm); }
.kc-dc-palette { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: var(--kc-sp-sm); }
.kc-dc-swatch { width: 40px; height: 40px; border-radius: 50%; border: 2px solid var(--kc-border); }
.kc-dc-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--kc-sp-sm); margin-bottom: var(--kc-sp-sm); }
.kc-dc-card { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-sm); padding: var(--kc-sp-sm); font-size: .85rem; }
.kc-dc-card h4 { margin-bottom: 4px; }
.kc-dc-avoid { font-size: .8rem; color: var(--kc-text-muted); font-style: italic; }

/* ── GALLERY CARD STACK ── */
.kc-card-stack-wrap { display: flex; flex-direction: column; align-items: center; gap: var(--kc-sp-sm); margin-top: var(--kc-sp-md); }
.kc-card-stack { position: relative; width: min(320px, 90vw); height: min(400px, 65vw); cursor: pointer; }
.kc-gal-card { position: absolute; inset: 0; border-radius: var(--kc-radius-md); overflow: hidden; transition: transform .5s var(--kc-ease-bounce), opacity .4s; border: 1px solid var(--kc-border); }
.kc-gal-card:nth-child(1) { transform: rotate(-2deg) translateY(0); z-index: 3; }
.kc-gal-card:nth-child(2) { transform: rotate(1deg) translateY(8px); z-index: 2; }
.kc-gal-card:nth-child(3) { transform: rotate(-1deg) translateY(16px); z-index: 1; }
.kc-gal-card img { width: 100%; height: 100%; object-fit: cover; }
.kc-gal-placeholder { background: var(--kc-surface); display: flex; align-items: center; justify-content: center; }
.kc-gal-placeholder-inner { color: var(--kc-text-muted); font-size: .85rem; }
.kc-gal-dots { display: flex; gap: 8px; }
.kc-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--kc-border); transition: background .3s; }
.kc-dot-active { background: var(--kc-accent); }
.kc-gal-hint { font-size: .75rem; color: var(--kc-text-muted); }

/* ── GIFTS ── */
.kc-gifts-card { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); padding: var(--kc-sp-md); display: flex; flex-direction: column; gap: var(--kc-sp-sm); margin-top: var(--kc-sp-md); }
.kc-gifts-card h3 { font-size: .9rem; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--kc-text-muted); }
.kc-gifts-stores { display: flex; flex-wrap: wrap; gap: var(--kc-sp-xs); }
.kc-divider { border: none; border-top: 1px solid var(--kc-border); }
.kc-clabe-toggle-btn { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-sm); padding: var(--kc-sp-xs) var(--kc-sp-sm); color: var(--kc-text); font-size: .85rem; display: flex; gap: 8px; align-items: center; width: 100%; }
.kc-clabe-box { background: var(--kc-bg); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-sm); padding: var(--kc-sp-sm); display: flex; flex-direction: column; gap: var(--kc-sp-xs); }
.kc-clabe-label { font-size: .65rem; letter-spacing: .15em; text-transform: uppercase; color: var(--kc-accent); }

/* ── RSVP ── */
.kc-rsvp-deadline { font-size: .85rem; color: var(--kc-text-muted); margin-bottom: var(--kc-sp-md); }
.kc-rsvp-card { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); padding: var(--kc-sp-md); }
.kc-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--kc-sp-sm); }
.kc-field label { font-size: .85rem; color: var(--kc-text-muted); }
.kc-field input, .kc-field select { background: var(--kc-bg); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-sm); padding: .6rem .8rem; color: var(--kc-text); font-family: inherit; font-size: .95rem; width: 100%; transition: border-color .2s; }
.kc-field input:focus, .kc-field select:focus { outline: none; border-color: var(--kc-accent); }
.kc-field-error { font-size: .75rem; color: #e05; }
.kc-radio-group { display: flex; gap: var(--kc-sp-sm); flex-wrap: wrap; }
.kc-radio-label { display: flex; align-items: center; gap: 6px; cursor: pointer; font-size: .9rem; }
.kc-optional-badge { font-size: .65rem; color: var(--kc-text-muted); background: var(--kc-border); padding: 1px 6px; border-radius: 99px; }
.kc-rsvp-msg { padding: var(--kc-sp-sm); border-radius: var(--kc-radius-sm); font-size: .85rem; margin-bottom: var(--kc-sp-sm); }
.kc-rsvp-error { background: rgba(200,0,0,.15); border: 1px solid rgba(200,0,0,.3); color: #f88; }

/* ── TICKET ── */
.kc-ticket-card { background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); padding: var(--kc-sp-lg) var(--kc-sp-md); text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--kc-sp-sm); max-width: 360px; margin: var(--kc-sp-md) auto; }
.kc-ticket-label { font-size: .65rem; letter-spacing: .2em; text-transform: uppercase; color: var(--kc-text-muted); }
.kc-ticket-divider { width: 100%; border: none; border-top: 1px dashed var(--kc-border); }
.kc-ticket-guest-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; color: var(--kc-text-muted); }
.kc-ticket-qr-container { width: 120px; height: 120px; background: #fff; border-radius: 4px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.kc-ticket-code { font-size: .65rem; font-family: monospace; color: var(--kc-text-muted); letter-spacing: .08em; word-break: break-all; }
.kc-ticket-brand { font-size: .65rem; letter-spacing: .15em; color: var(--kc-text-muted); }

/* ── STANDALONE OVERLAYS ── */
.kc-standalone-overlay { position: fixed; inset: 0; z-index: var(--kc-z-standalone); background: var(--kc-bg); display: none; align-items: center; justify-content: center; padding: var(--kc-sp-md); }
.kc-standalone-inner { max-width: 420px; width: 100%; display: flex; flex-direction: column; align-items: center; gap: var(--kc-sp-md); text-align: center; }
.kc-standalone-back { color: var(--kc-text-muted); font-size: .8rem; text-decoration: underline; margin-top: var(--kc-sp-sm); }

/* ── CAPTURE POV ── */
#kc-capture { text-align: center; }

/* ── SECRET ── */
#kc-secret { text-align: center; }
.kc-secret-trigger { border: 1px solid var(--kc-border); border-radius: var(--kc-radius-lg); padding: var(--kc-sp-sm) var(--kc-sp-md); color: var(--kc-text-muted); font-size: .85rem; transition: color .2s, border-color .2s; }
.kc-secret-trigger:hover { color: var(--kc-text); border-color: var(--kc-accent); }
.kc-secret-msg { margin-top: var(--kc-sp-md); background: var(--kc-surface); border: 1px solid var(--kc-border); border-radius: var(--kc-radius-md); padding: var(--kc-sp-md); max-width: 400px; margin-inline: auto; text-align: left; }
.kc-secret-msg blockquote { color: var(--kc-text-muted); font-style: italic; line-height: 1.8; }
.kc-secret-firma { margin-top: var(--kc-sp-sm); font-size: .85rem; color: var(--kc-text-muted); }

/* ── FOOTER ── */
#kc-footer { padding: var(--kc-sp-xl) var(--kc-sp-sm); border-top: 1px solid var(--kc-border); text-align: center; }
.kc-footer-inner { display: flex; flex-direction: column; align-items: center; gap: var(--kc-sp-sm); }
.kc-footer-dedication { font-size: .9rem; }
.kc-footer-date { font-size: .8rem; color: var(--kc-text-muted); }
.kc-footer-brand { font-size: .7rem; letter-spacing: .12em; color: var(--kc-text-muted); text-decoration: none; transition: color .2s; }
.kc-footer-brand:hover { color: var(--kc-text); }

/* ── AUDIO TOGGLE ── */
.kc-audio-toggle { position: fixed; bottom: var(--kc-sp-md); right: var(--kc-sp-md); z-index: var(--kc-z-audio); width: 48px; height: 48px; border-radius: 50%; background: var(--kc-surface); border: 1px solid var(--kc-border); display: flex; align-items: center; justify-content: center; transition: transform .3s var(--kc-ease-bounce); box-shadow: var(--kc-shadow-md); }
.kc-audio-toggle:hover { transform: scale(1.1); }
.kc-audio-icon { font-size: 1.1rem; }
.kc-audio-bars { display: flex; align-items: flex-end; gap: 2px; height: 14px; }
.kc-audio-bars span { width: 3px; background: var(--kc-accent); border-radius: 2px; animation: kc-bar 1s ease-in-out infinite; }
.kc-audio-bars span:nth-child(2) { animation-delay: .2s; }
.kc-audio-bars span:nth-child(3) { animation-delay: .4s; }
.kc-audio-toggle[data-kc-state="paused"] .kc-audio-bars { display: none; }
.kc-audio-toggle[data-kc-state="playing"] .kc-audio-icon { display: none; }

/* ── BUTTONS ── */
.kc-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: .6rem 1.2rem; border-radius: var(--kc-radius-sm); font-family: inherit; font-size: .85rem; text-decoration: none; transition: opacity .2s, transform .2s; cursor: pointer; border: none; }
.kc-btn-primary { background: var(--kc-accent); color: #fff; }
.kc-btn-primary:hover { opacity: .85; }
.kc-btn-secondary { background: transparent; border: 1px solid var(--kc-border); color: var(--kc-text); }
.kc-btn-secondary:hover { border-color: var(--kc-accent); }
.kc-btn-outline { background: transparent; border: 1px solid var(--kc-accent); color: var(--kc-accent); }
.kc-btn-sm { padding: .35rem .8rem; font-size: .75rem; }
.kc-rsvp-submit { width: 100%; padding: .75rem; font-size: 1rem; margin-top: var(--kc-sp-sm); }
.kc-placeholder-note { color: var(--kc-text-muted); font-style: italic; font-size: .85rem; text-align: center; padding: var(--kc-sp-md); border: 1px dashed var(--kc-border); border-radius: var(--kc-radius-sm); }

/* ── ACCESSIBILITY ── */
:focus-visible { outline: 2px solid var(--kc-accent); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ── ANIMATIONS ── */
@keyframes kc-bounce { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(6px); } }
@keyframes kc-bar { 0%,100% { height: 4px; } 50% { height: 14px; } }