/* ============================================================
   CLOSING CAPITAL — Sistema de diseño luxury
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700&family=Lato:wght@300;400;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;1,300;1,400&display=swap');

:root {
  /* Paleta */
  --black: #050505;
  --black-soft: #0b0b0d;
  --black-elevated: #14141a;
  --night: #1a1a22;
  --char: #2a2a33;
  --steel: #4a4a55;
  --silver: #8a8a95;
  --pearl: #c8c8d0;
  --ivory: #ece9e0;
  --white: #ffffff;

  /* Dorados — outline (tratamiento "framed") */
  --gold-deep: #8a6c1c;
  --gold: #c9a14a;
  --gold-bright: #e6c46a;
  --gold-light: #f3d97e;
  --gold-glow: rgba(201, 161, 74, 0.35);

  /* Tweaks: intensidad del dorado (0.4 sutil → 1.4 saturado) */
  --gold-intensity: 1;

  /* Tipografía */
  --font-display: 'Cinzel', serif;
  --font-serif: 'Cormorant Garamond', serif;
  --font-sans: 'Lato', sans-serif;

  /* Espaciado y layout */
  --max-w: 1320px;
  --gutter: clamp(20px, 4vw, 64px);
  --section-pad: clamp(80px, 12vh, 160px);

  /* Transiciones */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--ivory);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.65;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

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

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

::selection { background: var(--gold); color: var(--black); }

/* ============================================================
   TIPOGRAFÍA
   ============================================================ */

.eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--silver));
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6.5vw, 92px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--white);
}

.display-xl {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(56px, 9vw, 140px);
  line-height: 0.95;
  letter-spacing: 0.015em;
  color: var(--white);
}

.h-section {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 4.5vw, 64px);
  line-height: 1.1;
  letter-spacing: 0.03em;
  color: var(--white);
}

.lede {
  font-family: var(--font-serif);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(18px, 1.6vw, 24px);
  line-height: 1.5;
  color: var(--pearl);
  max-width: 60ch;
}

.body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--pearl);
  max-width: 62ch;
}

.gold-text {
  color: color-mix(in oklch, var(--gold-bright) calc(var(--gold-intensity) * 100%), var(--ivory));
}

.italic-accent {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--ivory));
}

/* ============================================================
   LÍNEAS DECORATIVAS (firma luxury "framed")
   ============================================================ */

.gold-rule {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel)) 20%,
    color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--silver)) 50%,
    color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel)) 80%,
    transparent 100%);
}

.ornament {
  display: flex;
  align-items: center;
  gap: 14px;
  color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--silver));
}
.ornament .line {
  flex: 1;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}
.ornament .diamond {
  width: 6px;
  height: 6px;
  background: currentColor;
  transform: rotate(45deg);
}

/* ============================================================
   BOTONES
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 38px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease);
  cursor: pointer;
  isolation: isolate;
}

.btn-primary {
  background: transparent;
  color: var(--white);
  border-color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel));
  position: relative;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    color-mix(in oklch, var(--gold-deep) calc(var(--gold-intensity) * 100%), transparent) 0%,
    color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), transparent) 50%,
    color-mix(in oklch, var(--gold-deep) calc(var(--gold-intensity) * 100%), transparent) 100%);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease);
  z-index: -1;
}
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover {
  border-color: var(--gold-light);
  color: var(--black);
  box-shadow: 0 12px 40px -12px var(--gold-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--ivory);
  border-color: rgba(255, 255, 255, 0.2);
}
.btn-ghost:hover {
  border-color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--silver));
  color: var(--white);
}

.btn .arrow {
  transition: transform 0.4s var(--ease);
}
.btn:hover .arrow { transform: translateX(6px); }

/* ============================================================
   NAVEGACIÓN
   ============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px var(--gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  background: linear-gradient(180deg, rgba(5,5,5,0.85), rgba(5,5,5,0));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(5,5,5,0.95);
  border-bottom: 1px solid color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 60%), transparent);
  padding: 14px var(--gutter);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  margin-right: auto;
}
.nav-links {
  flex: 0 0 auto;
}
.nav-logo .mark {
  width: 42px;
  height: 42px;
  display: block;
}
.nav-logo .name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--white);
  line-height: 1;
}
.nav-logo .name small {
  display: block;
  font-family: var(--font-sans);
  font-size: 8px;
  font-weight: 400;
  letter-spacing: 0.3em;
  margin-top: 4px;
  color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--silver));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  justify-content: center;
}
.nav-link {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--pearl);
  position: relative;
  padding: 6px 0;
  transition: color 0.3s var(--ease);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 50%; bottom: 0;
  width: 0; height: 1px;
  background: color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--silver));
  transform: translateX(-50%);
  transition: width 0.4s var(--ease);
}
.nav-link:hover, .nav-link.active { color: var(--white); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--silver);
}
.lang-switch button {
  padding: 4px 6px;
  color: var(--silver);
  font-size: 10px;
  letter-spacing: 0.2em;
  font-weight: 700;
  transition: color 0.3s;
}
.lang-switch button.active { color: color-mix(in oklch, var(--gold-bright) calc(var(--gold-intensity) * 100%), var(--white)); }
.lang-switch .sep { color: var(--steel); }

.nav-cta {
  padding: 12px 24px;
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  border: 1px solid color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel));
  color: var(--white);
  transition: all 0.3s var(--ease);
}
.nav-cta:hover {
  background: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), transparent);
  color: var(--black);
}

@media (max-width: 900px) {
  .nav-links { display: none; }
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  padding: 100px var(--gutter) 40px;
  background: var(--black);
  border-top: 1px solid color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 50%), var(--char));
  position: relative;
}

.footer-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
}

.footer-brand .name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--white);
  margin-bottom: 8px;
}
.footer-brand .tag {
  font-family: var(--font-serif);
  font-style: italic;
  color: color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--silver));
  font-size: 14px;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}
.footer-brand p {
  color: var(--silver);
  font-size: 13px;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h5 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: color-mix(in oklch, var(--gold-bright) calc(var(--gold-intensity) * 100%), var(--ivory));
  margin-bottom: 22px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
  font-size: 13px;
  color: var(--silver);
  transition: color 0.3s;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid var(--char);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--steel);
  text-transform: uppercase;
}

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}

/* ============================================================
   SECCIONES + CONTENEDORES
   ============================================================ */

.section {
  padding: var(--section-pad) var(--gutter);
  position: relative;
}
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.section-header.left { text-align: left; align-items: flex-start; }

.section-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--silver));
  letter-spacing: 0.1em;
}

/* ============================================================
   ANIMACIONES (scroll-reveal, gold shimmer)
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}
.reveal.delay-1 { transition-delay: 0.12s; }
.reveal.delay-2 { transition-delay: 0.24s; }
.reveal.delay-3 { transition-delay: 0.36s; }
.reveal.delay-4 { transition-delay: 0.48s; }

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

.gold-fill {
  background: linear-gradient(90deg,
    color-mix(in oklch, var(--gold-deep) calc(var(--gold-intensity) * 100%), var(--steel)) 0%,
    color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--ivory)) 50%,
    color-mix(in oklch, var(--gold-deep) calc(var(--gold-intensity) * 100%), var(--steel)) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 6s var(--ease) infinite;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 var(--gold-glow); }
  50% { box-shadow: 0 0 30px 8px var(--gold-glow); }
}

@keyframes drift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-20px, -30px); }
  100% { transform: translate(0, 0); }
}

/* Partículas de oro flotantes */
.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}
.particle {
  position: absolute;
  width: 2px; height: 2px;
  background: color-mix(in oklch, var(--gold-light) calc(var(--gold-intensity) * 100%), var(--silver));
  border-radius: 50%;
  opacity: 0;
  animation: floatUp linear infinite;
}
@keyframes floatUp {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.4; }
  100% { transform: translateY(-10vh) scale(1.5); opacity: 0; }
}

/* Card luxury con borde dorado */
.card-luxe {
  position: relative;
  background: linear-gradient(180deg, var(--black-elevated) 0%, var(--black-soft) 100%);
  border: 1px solid var(--char);
  padding: 48px;
  transition: all 0.6s var(--ease);
  overflow: hidden;
}
.card-luxe::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel)) 50%,
    transparent 100%);
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.card-luxe:hover {
  border-color: color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--char));
  transform: translateY(-4px);
}
.card-luxe:hover::before { opacity: 1; }

/* Esquinas decorativas (corner-frame) */
.corner-frame {
  position: relative;
}
.corner-frame::before,
.corner-frame::after,
.corner-frame > .c-tl,
.corner-frame > .c-br {
  content: '';
  position: absolute;
  width: 24px; height: 24px;
  border: 1px solid color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--steel));
}
.corner-frame::before { top: 14px; left: 14px; border-right: none; border-bottom: none; }
.corner-frame::after { top: 14px; right: 14px; border-left: none; border-bottom: none; }
.corner-frame > .c-tl { bottom: 14px; left: 14px; border-right: none; border-top: none; }
.corner-frame > .c-br { bottom: 14px; right: 14px; border-left: none; border-top: none; }

/* Tweaks panel mejoras */
.tp-tweaks-panel {
  background: var(--black-elevated) !important;
  border: 1px solid color-mix(in oklch, var(--gold) calc(var(--gold-intensity) * 100%), var(--char)) !important;
  color: var(--ivory) !important;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--char), var(--steel));
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
  background: color-mix(in oklch, var(--gold-deep) calc(var(--gold-intensity) * 100%), var(--steel));
}