/* ==========================================================================
   TRAZEN — Master Design System v3.0
   Ultra-Luxury Dark Mode · Apple/Google Typography · Vanguard Aesthetics
   ========================================================================== */

/* ──────────────────────────────────────────
   Design Tokens
   ────────────────────────────────────────── */
:root {
  /* Surface Colors */
  --black: #000000;
  --surface-0: #050505;
  --surface-1: #0a0a0a;
  --surface-2: #111111;
  --surface-3: #1a1a1a;
  --surface-4: #222222;

  /* Text Colors */
  --white: #ffffff;
  --gray-100: #f5f5f7;
  --gray-200: #e8e8ed;
  --gray-300: #d2d2d7;
  --gray-400: #a1a1a6;
  --gray-500: #6e6e73;
  --gray-600: #424245;

  /* Accent */
  --accent: #c9b06b;
  --accent-dim: rgba(201, 176, 107, 0.15);

  /* Typography — Inter (Apple HIG / Google Material) */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.8s;

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1440px;
  --gutter: clamp(20px, 5vw, 80px);
  --header-height: 120px;
  --section-padding: clamp(80px, 12vh, 160px);
}

/* ──────────────────────────────────────────
   Reset & Base
   ────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background: var(--black);
  color: var(--gray-100);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--black);
}

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

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

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

ul, ol {
  list-style: none;
}

/* ──────────────────────────────────────────
   Typography System (Apple/Google Style)
   ────────────────────────────────────────── */
.display-xl {
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.display-lg {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.display-md {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  color: var(--gray-100);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 600; letter-spacing: -0.025em; line-height: 1.1; }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 600; letter-spacing: -0.02em; line-height: 1.15; }
h3 { font-size: clamp(1.5rem, 2vw, 2rem); font-weight: 500; letter-spacing: -0.01em; line-height: 1.25; }
h4 { font-size: 1.25rem; font-weight: 500; line-height: 1.3; }

p {
  color: var(--gray-400);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-weight: 400;
}

.text-lg {
  font-size: 1.25rem;
  line-height: 1.6;
}

.text-sm {
  font-size: 0.875rem;
  line-height: 1.5;
}

.text-xs {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gray-500);
}

em {
  font-style: normal;
  background: linear-gradient(135deg, var(--accent), #e8d48b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ──────────────────────────────────────────
   Layout
   ────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section {
  padding: var(--section-padding) 0;
}

/* ──────────────────────────────────────────
   Header / Navigation
   ────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
  background: transparent;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: rgba(255,255,255,0.06);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-link img {
  height: 50px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

/* Desktop Navigation */
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-400);
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) ease;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-cta {
  padding: 8px 20px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--white) !important;
  transition: all var(--duration-normal) var(--ease-out);
}

.nav-cta:hover {
  background: var(--white);
  color: var(--black) !important;
  border-color: var(--white);
}

/* Mobile Menu */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--white);
  margin: 5px 0;
  transition: all var(--duration-normal) var(--ease-out);
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 999;
  padding: 120px var(--gutter) 60px;
  flex-direction: column;
  gap: 0;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-size: 2rem;
  font-weight: 600;
  color: var(--gray-400);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color var(--duration-fast) ease;
  letter-spacing: -0.02em;
}

.mobile-menu a:hover {
  color: var(--white);
}

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

/* ──────────────────────────────────────────
   Buttons
   ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background: var(--white);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--gray-200);
  transform: scale(1.02);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.05);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 0;
  font-weight: 500;
  gap: 6px;
}

.btn-ghost:hover {
  gap: 10px;
}

.btn-ghost svg {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-normal) var(--ease-out);
}

.btn-ghost:hover svg {
  transform: translateX(4px);
}

/* ──────────────────────────────────────────
   Hero Section
   ────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: calc(var(--header-height) + 40px);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-title {
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--gray-400);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Background glow effect */
.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  filter: blur(80px);
  z-index: 1;
  pointer-events: none;
}

/* ──────────────────────────────────────────
   Section Headers
   ────────────────────────────────────────── */
.section-header {
  margin-bottom: 64px;
}

.section-header.centered {
  text-align: center;
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 16px;
}

.section-description {
  color: var(--gray-400);
  font-size: 1.125rem;
  max-width: 600px;
  line-height: 1.65;
}

.section-header.centered .section-description {
  margin: 0 auto;
}

/* ──────────────────────────────────────────
   Services Grid
   ────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  overflow: hidden;
}

.service-card {
  background: var(--surface-1);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  transition: background var(--duration-normal) var(--ease-out);
}

.service-card:hover {
  background: var(--surface-2);
}

.service-number {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-600);
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.service-card h3 {
  margin-bottom: 16px;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--gray-500);
  flex-grow: 1;
  margin-bottom: 32px;
}

.service-card .btn-ghost {
  align-self: flex-start;
}

@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ──────────────────────────────────────────
   Stats Row
   ────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding: 80px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--gray-500);
  font-weight: 400;
}

@media (max-width: 768px) {
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 20px;
  }
}

/* ──────────────────────────────────────────
   Case Study / Portfolio
   ────────────────────────────────────────── */
.case-study-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.case-study-card:last-child {
  border-bottom: none;
}

.case-study-card:nth-child(even) {
  direction: rtl;
}

.case-study-card:nth-child(even) > * {
  direction: ltr;
}

.case-study-visual {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--surface-2);
}

.case-study-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.case-study-card:hover .case-study-visual img {
  transform: scale(1.03);
}

.case-study-info .section-eyebrow {
  margin-bottom: 12px;
}

.case-study-info h3 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 20px;
}

.case-study-info p {
  margin-bottom: 32px;
}

.case-study-metrics {
  display: flex;
  gap: 40px;
  margin-bottom: 32px;
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: -0.02em;
}

.metric-label {
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-top: 4px;
}

@media (max-width: 900px) {
  .case-study-card {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .case-study-card:nth-child(even) {
    direction: ltr;
  }
}

/* ──────────────────────────────────────────
   Video Evidence Grid (Casos de Éxito)
   ────────────────────────────────────────── */
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.evidence-card {
  background: var(--surface-1);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  transition: all var(--duration-normal) var(--ease-out);
}

.evidence-card:hover {
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}

.evidence-image {
  aspect-ratio: 9/16;
  overflow: hidden;
  position: relative;
}

.evidence-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.evidence-card:hover .evidence-image img {
  transform: scale(1.05);
}

.evidence-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
}

.evidence-views {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(10px);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--white);
}

.evidence-body {
  padding: 20px;
}

.evidence-body h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--gray-200);
}

.evidence-body p {
  font-size: 0.8125rem;
  color: var(--gray-500);
}

/* ──────────────────────────────────────────
   Service Detail Page
   ────────────────────────────────────────── */
.service-hero {
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
}

.service-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(255,255,255,0.06);
}

.service-hero .hero-eyebrow {
  margin-bottom: 20px;
  text-align: center;
}

.service-hero h1 {
  max-width: 700px;
}

.service-hero p {
  max-width: 550px;
  margin-top: 24px;
}

/* Feature Blocks */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 64px;
}

.feature-block {
  background: var(--surface-1);
  padding: 48px;
}

.feature-block h4 {
  margin-bottom: 12px;
}

.feature-block p {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

/* Pricing Grid (3 Columns) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
  margin-top: 40px;
}

.pricing-card {
  background: var(--surface-1);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--duration-normal) var(--ease-out), border-color var(--duration-normal);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,255,255,0.15);
}

.pricing-card.featured {
  background: var(--surface-2);
  border-color: var(--accent);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--black);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--gray-400);
  margin-bottom: 24px;
  min-height: 42px;
}

.pricing-value {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 8px;
}

.pricing-period {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 32px;
}

.pricing-features {
  text-align: left;
  margin-bottom: 40px;
  flex-grow: 1;
}

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.9375rem;
  color: var(--gray-300);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.4;
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 600;
  font-size: 0.875rem;
  margin-top: 2px;
}

.pricing-card .btn {
  width: 100%;
}

@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* Minimal Checkout Form */
.checkout-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--gutter);
}

.checkout-modal.active {
  display: flex;
}

.checkout-card {
  background: var(--surface-1);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  width: 100%;
  max-width: 440px;
  padding: 40px;
  position: relative;
}

.checkout-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--gray-400);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
  line-height: 1;
}

.checkout-card h3 {
  margin-bottom: 8px;
}

.checkout-card p {
  font-size: 0.875rem;
  margin-bottom: 32px;
}

.checkout-card .form-group input {
  background: var(--surface-2);
}

/* ──────────────────────────────────────────
   Client Area / Dashboard
   ────────────────────────────────────────── */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--header-height);
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 0 var(--gutter);
}

.login-card h1 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 8px;
}

.login-card > p {
  text-align: center;
  margin-bottom: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-400);
  margin-bottom: 8px;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: var(--surface-2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  color: var(--white);
  font-family: var(--font-primary);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--duration-fast) ease;
}

.form-group input:focus {
  border-color: var(--accent);
}

.form-group input::placeholder {
  color: var(--gray-600);
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: var(--white);
  color: var(--black);
  border: none;
  border-radius: 12px;
  font-family: var(--font-primary);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  margin-top: 8px;
}

.login-btn:hover {
  background: var(--gray-200);
}

/* Dashboard */
.dashboard {
  padding-top: calc(var(--header-height) + 40px);
  min-height: 100vh;
}

.dashboard-header {
  padding: 40px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 40px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.dashboard-metric {
  background: var(--surface-1);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 28px;
}

.dashboard-metric .metric-label {
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.dashboard-metric .metric-value {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.progress-bar-container {
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  height: 6px;
  margin-top: 12px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--accent), #e8d48b);
  transition: width 1.5s var(--ease-out);
}

.dashboard-card {
  background: var(--surface-1);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 20px;
}

.dashboard-card h3 {
  font-size: 1.125rem;
  margin-bottom: 20px;
}

.campaign-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.campaign-row:last-child {
  border-bottom: none;
}

.campaign-name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-200);
}

.campaign-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
}

.status-active {
  background: rgba(52, 199, 89, 0.15);
  color: #34c759;
}

.status-paused {
  background: rgba(255, 159, 10, 0.15);
  color: #ff9f0a;
}

.status-completed {
  background: rgba(100, 210, 255, 0.15);
  color: #64d2ff;
}

@media (max-width: 768px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* ──────────────────────────────────────────
   Footer
   ────────────────────────────────────────── */
.site-footer {
  padding: 80px 0 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: var(--surface-0);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-500);
  max-width: 280px;
  margin-top: 16px;
}

.footer-col h5 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--gray-500);
  transition: color var(--duration-fast) ease;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--gray-600);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ──────────────────────────────────────────
   CTA Section
   ────────────────────────────────────────── */
.cta-section {
  text-align: center;
  padding: var(--section-padding) 0;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  filter: blur(100px);
  pointer-events: none;
}

.cta-section h2 {
  position: relative;
  z-index: 1;
  margin-bottom: 20px;
}

.cta-section p {
  position: relative;
  z-index: 1;
  max-width: 500px;
  margin: 0 auto 40px;
}

.cta-section .btn {
  position: relative;
  z-index: 1;
}

/* ──────────────────────────────────────────
   Scroll Animations
   ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out),
              transform 0.6s var(--ease-out);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }

/* ──────────────────────────────────────────
   Divider
   ────────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.06);
}

/* ──────────────────────────────────────────
   Scroll indicator (hero)
   ────────────────────────────────────────── */
.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.scroll-hint span {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.scroll-dot {
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, var(--gray-600), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ──────────────────────────────────────────
   Language Toggle Button
   ────────────────────────────────────────── */
.lang-toggle {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--gray-400);
  padding: 4px 12px;
  border-radius: 100px;
  font-family: var(--font-primary);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.lang-toggle:hover {
  border-color: var(--white);
  color: var(--white);
}

/* ──────────────────────────────────────────
   Evidence Grid Fixed 3x2
   ────────────────────────────────────────── */
.evidence-grid-6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .evidence-grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .evidence-grid-6 {
    grid-template-columns: 1fr;
  }
}

/* ──────────────────────────────────────────
   FAQ Accordion
   ────────────────────────────────────────── */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-200);
  text-align: left;
  transition: color var(--duration-fast) ease;
}

.faq-question:hover {
  color: var(--white);
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--gray-500);
  transition: transform var(--duration-normal) var(--ease-out);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out), padding var(--duration-normal) var(--ease-out);
  padding: 0 0 0;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 0 24px;
}

.faq-answer p {
  font-size: 0.9375rem;
  color: var(--gray-400);
  line-height: 1.65;
}

/* ──────────────────────────────────────────
   USD Toggle Button
   ────────────────────────────────────────── */
.currency-toggle-container {
  text-align: center;
  margin-top: 24px;
}

.currency-toggle {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--gray-500);
  padding: 6px 16px;
  border-radius: 100px;
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.currency-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ──────────────────────────────────────────
   WhatsApp CTA Block
   ────────────────────────────────────────── */
.whatsapp-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 32px;
  background: #25d366;
  color: var(--white);
  border-radius: 100px;
  font-family: var(--font-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: all var(--duration-normal) var(--ease-out);
  text-decoration: none;
  display: inline-flex;
}

.whatsapp-cta:hover {
  background: #20bd5a;
  transform: scale(1.03);
}