:root {
  --roal-void:      #070c0e;
  --roal-dark:      #0f1a1d;
  --roal-green:     #003831;
  --roal-green-2:   #0a4a3f;
  --roal-green-3:   #145c4f;
  --roal-gold:      #d4af37;
  --roal-gold-2:    #f0d878;
  --roal-gold-3:    #b8972e;
  --roal-light:     #f3f4f6;
  --roal-gray:      #9ca3af;
  --roal-gray-2:    #6b7280;
  --roal-copper:    #b87333;
  --ease-out-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out-quint: cubic-bezier(0.83, 0, 0.17, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@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;
  }
}

body {
  background-color: var(--roal-void);
  color: var(--roal-light);
  overflow-x: hidden;
}

::selection {
  background: rgba(212, 175, 55, 0.25);
  color: #fff;
}

/* ============================================================
   TEXTURES & ATMÓSFERA
   ============================================================ */

/* Ruido de grano sutil */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Vignette */
.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(7,12,14,0.4) 100%);
}

/* Glow orbs decorativos */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  pointer-events: none;
}

.glow-orb-gold {
  background: var(--roal-gold);
}

.glow-orb-green {
  background: var(--roal-green-2);
}

/* Gradiente dorado */
.gold-gradient-text {
  background: linear-gradient(135deg, var(--roal-gold-2) 0%, var(--roal-gold) 50%, var(--roal-gold-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gold-gradient-border {
  position: relative;
}
.gold-gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--roal-gold-2), var(--roal-gold-3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Glass card */
.glass-card {
  background: rgba(15, 26, 29, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(212, 175, 55, 0.1);
}

/* ============================================================
   TIPOGRAFÍA
   ============================================================ */
.font-display {
  font-family: 'Playfair Display', 'Times New Roman', serif;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.font-label {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ============================================================
   ANIMACIONES REUTILIZABLES
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.reveal-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
}

.stagger-children.is-visible > *:nth-child(1) { transition-delay: 0.00s; }
.stagger-children.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.stagger-children.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.stagger-children.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.stagger-children.is-visible > *:nth-child(5) { transition-delay: 0.32s; }
.stagger-children.is-visible > *:nth-child(6) { transition-delay: 0.40s; }

.stagger-children.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Split text chars */
.split-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%) rotateX(-80deg);
  transform-origin: center bottom;
}

.split-char.is-visible {
  opacity: 1;
  transform: translateY(0) rotateX(0);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

/* Magnetic button */
.magnetic-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s var(--ease-out-expo);
}

.magnetic-btn::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(212,175,55,0.4), transparent 60%);
  opacity: 0;
  filter: blur(12px);
  transition: opacity 0.3s ease;
  z-index: -1;
}

.magnetic-btn:hover::after {
  opacity: 1;
}

/* Underline hover */
.hover-underline {
  position: relative;
}
.hover-underline::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--roal-gold);
  transition: width 0.4s var(--ease-out-expo);
}
.hover-underline:hover::after {
  width: 100%;
}

/* Card 3D tilt */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s ease;
}

.tilt-card:hover {
  box-shadow: 0 25px 50px -12px rgba(0, 56, 49, 0.5);
}

.tilt-card .card-shine {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(212,175,55,0.12) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.tilt-card:hover .card-shine {
  opacity: 1;
}

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212,175,55,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,175,55,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  pointer-events: none;
}

.hero-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--roal-gold-3), transparent);
  opacity: 0.3;
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================================
   PROCESS LINE
   ============================================================ */
.process-line {
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--roal-gold-3), var(--roal-green-3));
}

.process-line-progress {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0%;
  background: var(--roal-gold);
  transition: height 1.2s var(--ease-out-expo);
}

.process-step.is-visible .process-line-progress {
  height: 100%;
}

/* ============================================================
   STATS COUNTER
   ============================================================ */
.stat-number {
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   PORTFOLIO HORIZONTAL
   ============================================================ */
.horizontal-scroll-section {
  position: relative;
}

.horizontal-scroll-track {
  display: flex;
  gap: 1.5rem;
  will-change: transform;
}

.portfolio-card {
  flex: 0 0 auto;
  width: 340px;
}

@media (min-width: 768px) {
  .portfolio-card {
    width: 420px;
  }
}

/* ============================================================
   TESTIMONIAL SLIDER
   ============================================================ */
.testimonial-slide {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  position: absolute;
  inset: 0;
}

.testimonial-slide.active {
  opacity: 1;
  transform: translateX(0);
  position: relative;
}

/* ============================================================
   CHAT WIDGET
   ============================================================ */
.chat-widget {
  transform-origin: bottom right;
  transition: opacity 0.35s var(--ease-out-expo), transform 0.35s var(--ease-out-expo);
}

.chat-widget.hidden {
  opacity: 0;
  transform: scale(0.9) translateY(20px);
  pointer-events: none;
}

.chat-message {
  animation: messageIn 0.35s var(--ease-out-expo) forwards;
}

@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ============================================================
   FLOATING BUTTON
   ============================================================ */
.floating-btn {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--roal-void);
}
::-webkit-scrollbar-thumb {
  background: var(--roal-green-2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--roal-gold-3);
}

/* ============================================================
   LOADER
   ============================================================ */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--roal-void);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-shield {
  width: 64px;
  height: 64px;
  border: 2px solid var(--roal-green);
  border-radius: 50%;
  border-top-color: var(--roal-gold);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================================
   CUSTOM CURSOR (solo desktop)
   ============================================================ */
@media (pointer: fine) {
  .custom-cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 1px solid var(--roal-gold);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10001;
    transform: translate(-50%, -50%);
    transition: width 0.2s ease, height 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    mix-blend-mode: difference;
  }

  .custom-cursor.hover {
    width: 48px;
    height: 48px;
    background: rgba(212, 175, 55, 0.15);
    border-color: transparent;
  }

  body:has(.custom-cursor) {
    cursor: none;
  }

  a, button, [data-cursor-hover] {
    cursor: none;
  }
}

/* ============================================================
   GRADIENT BLOB BACKGROUND
   ============================================================ */
.gradient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  pointer-events: none;
  animation: blobPulse 8s ease-in-out infinite;
}

@keyframes blobPulse {
  0%, 100% { transform: scale(1); opacity: 0.12; }
  50% { transform: scale(1.15); opacity: 0.18; }
}

/* ============================================================
   SECTION DIVIDERS
   ============================================================ */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(212,175,55,0.25) 50%, transparent 100%);
  border: none;
}

/* ============================================================
   SWIPER CUSTOMIZATION
   ============================================================ */
.swiper-pagination-bullet {
  background: var(--roal-gray-2) !important;
  opacity: 0.4;
}
.swiper-pagination-bullet-active {
  background: var(--roal-gold) !important;
  opacity: 1;
  width: 24px;
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* ============================================================
   QUIZ ANIMATIONS
   ============================================================ */
.quiz-step {
  transition: opacity 0.5s ease, transform 0.5s var(--ease-out-expo);
}
.quiz-step.enter {
  opacity: 0;
  transform: translateX(40px);
}
.quiz-step.active {
  opacity: 1;
  transform: translateX(0);
}
.quiz-step.exit {
  opacity: 0;
  transform: translateX(-40px);
  position: absolute;
}

/* ============================================================
   BUTTON PRIMARY GLOW
   ============================================================ */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s ease;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -10px rgba(212, 175, 55, 0.4);
}