/* ============================================
   MacLife Chile — Apple-inspired Design System
   ============================================ */

:root {
  /* Apple-inspired palette */
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f7;
  --gray-200: #e8e8ed;
  --gray-300: #d2d2d7;
  --gray-400: #86868b;
  --gray-500: #6e6e73;
  --gray-600: #424245;
  --gray-700: #333336;
  --gray-800: #1d1d1f;
  --gray-900: #0a0a0a;
  --black: #000000;

  --blue-light: #5ac8fa;
  --blue: #007aff;
  --blue-dark: #0051d5;
  --green: #30d158;
  --green-whatsapp: #25d366;

  --gradient-text: linear-gradient(135deg, #007aff 0%, #5ac8fa 50%, #30d158 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.9) 0%, rgba(245,245,247,0.8) 100%);
  --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #1d1d1f 100%);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --shadow-glow: 0 0 40px rgba(0,122,255,0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  --font-display: 'SF Pro Display', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);

  --nav-height: 64px;
}

/* ============ RESET ============ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s var(--ease-smooth);
}

ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ UTILITIES ============ */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.icon-sm {
  width: 18px;
  height: 18px;
}

/* ============ ANIMATIONS ============ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

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

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.animate-fade-up {
  animation: fadeUp 0.8s var(--ease-out) both;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

[data-aos] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.4s var(--ease-spring);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0,122,255,0.3);
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,122,255,0.4);
}

.btn-secondary {
  background: var(--gray-800);
  color: var(--white);
}

.btn-secondary:hover {
  background: var(--black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-800);
  border: 1.5px solid var(--gray-300);
}

.btn-ghost:hover {
  border-color: var(--gray-500);
  background: var(--gray-100);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  background: var(--blue);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s var(--ease-spring);
}

.btn-sm:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* ============ NAVBAR ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all 0.4s var(--ease-smooth);
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.navbar.scrolled {
  background: rgba(0,0,0,0.75);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
  flex-shrink: 0;
}

.logo-apple {
  width: 26px;
  height: 26px;
  color: #ffffff;
}

.logo-text {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.logo-badge {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--blue);
  background: rgba(0,122,255,0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 16px;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-full);
  transition: all 0.3s var(--ease-smooth);
}

.nav-links a:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  padding: 8px 12px;
  border-radius: var(--radius-full);
  transition: all 0.3s;
}

.nav-phone:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.1);
}

.btn-whatsapp {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--green-whatsapp);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s var(--ease-spring);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37,211,102,0.3);
  color: var(--white);
}

.nav-toggle {
  display: none;
  color: rgba(255,255,255,0.8);
}

.nav-toggle i {
  width: 24px;
  height: 24px;
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 20px) 24px 40px;
  background: #000;
  position: relative;
  overflow: hidden;
}

/* Hero loader — shows instantly while 3D loads */
.hero-loader {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  transition: opacity 1s ease;
}

.hero-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader-pulse {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,122,255,0.15) 0%, transparent 70%);
  animation: loaderPulse 2s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%, 100% { transform: scale(0.8); opacity: 0.4; }
  50% { transform: scale(1.4); opacity: 1; }
}

.loader-ring {
  position: absolute;
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255,255,255,0.06);
  border-top-color: rgba(0,122,255,0.5);
  border-radius: 50%;
  animation: loaderSpin 1.2s linear infinite;
}

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

/* 3D Background — Sketchfab */
.hero-3d-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.hero-3d-bg.loaded {
  opacity: 1;
}

.hero-3d-bg iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.hero-3d-blocker {
  position: absolute;
  inset: 0;
  z-index: 2;
  cursor: default;
}

/* Dark overlay for readability */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  background:
    radial-gradient(ellipse at center,
      rgba(0,0,0,0.15) 0%,
      rgba(0,0,0,0.35) 60%,
      rgba(0,0,0,0.6) 100%
    );
  pointer-events: none;
}

/* Content layer */
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  pointer-events: none;
}

.hero-content a,
.hero-content button {
  pointer-events: auto;
}

/* Glass panel behind text */
.hero-glass {
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  margin-bottom: 24px;
  max-width: 680px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.06);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: #e5e5ea;
  margin-bottom: 28px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: glowPulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 20px;
  text-shadow: 0 2px 30px rgba(255,255,255,0.15), 0 4px 20px rgba(0,0,0,0.5);
}

.hero-gradient {
  background: linear-gradient(135deg, #4da6ff 0%, #7dd8ff 40%, #4ade80 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 20px rgba(0,122,255,0.5));
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: #c7c7cc;
  max-width: 500px;
  margin: 0 auto 32px;
  line-height: 1.7;
  text-shadow: 0 1px 8px rgba(0,0,0,0.6);
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hero-ctas .btn-ghost {
  border-color: rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.85);
}

.hero-ctas .btn-ghost:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.08);
  color: var(--white);
}

/* Stats bar — glassmorphism */
.hero-stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  padding: 20px 48px;
  margin-bottom: 20px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}

.stat {
  text-align: center;
}

.stat-number {
  display: inline;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
  text-shadow: 0 1px 10px rgba(0,0,0,0.5);
}

.stat-suffix {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--blue-light);
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.12);
}


/* ============ SECTION COMMON ============ */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  padding: 6px 16px;
  background: rgba(0,122,255,0.06);
  border-radius: var(--radius-full);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--gray-400);
  max-width: 520px;
  margin: 0 auto;
}

/* ============ SERVICES ============ */
.services {
  padding: 120px 0;
  background: var(--white);
}

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

.service-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.5s var(--ease-spring);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-spring);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,122,255,0.2);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  background: var(--white);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  transition: all 0.4s var(--ease-spring);
}

.service-card:hover .service-icon-wrap {
  background: var(--blue);
  border-color: var(--blue);
  transform: scale(1.08);
}

.service-icon {
  width: 24px;
  height: 24px;
  color: var(--gray-600);
  transition: color 0.4s;
}

.service-card:hover .service-icon {
  color: var(--white);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--gray-800);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--gray-400);
  line-height: 1.6;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.service-tags li {
  font-size: 0.75rem;
  color: var(--gray-500);
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  transition: all 0.3s;
}

.service-card:hover .service-tags li {
  border-color: rgba(0,122,255,0.15);
  background: rgba(0,122,255,0.04);
}

.service-card-cta {
  background: linear-gradient(145deg, rgba(0,122,255,0.04) 0%, rgba(90,200,250,0.04) 100%);
  border-color: rgba(0,122,255,0.12);
}

/* ============ PROCESS ============ */
.process {
  padding: 120px 0;
  background: var(--gray-50);
}

.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 40px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--blue-light), var(--green));
  opacity: 0.2;
}

.process-step {
  display: flex;
  gap: 32px;
  margin-bottom: 48px;
  position: relative;
}

.process-step:last-child { margin-bottom: 0; }

.step-number {
  flex-shrink: 0;
  width: 80px;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-200);
  line-height: 1;
  text-align: center;
  transition: color 0.5s;
}

.process-step:hover .step-number {
  color: var(--blue);
}

.step-content {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  flex: 1;
  transition: all 0.5s var(--ease-spring);
}

.process-step:hover .step-content {
  transform: translateX(8px);
  border-color: rgba(0,122,255,0.2);
  box-shadow: var(--shadow-md);
}

.step-icon-wrap {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,122,255,0.06);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  transition: all 0.4s;
}

.process-step:hover .step-icon-wrap {
  background: var(--blue);
}

.step-icon {
  width: 22px;
  height: 22px;
  color: var(--blue);
  transition: color 0.4s;
}

.process-step:hover .step-icon {
  color: var(--white);
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--gray-800);
}

.step-content p {
  font-size: 0.95rem;
  color: var(--gray-400);
  line-height: 1.6;
}

/* ============ PRODUCTS ============ */
.products {
  padding: 120px 0;
  background: var(--white);
}

.products-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
}

.tab-btn {
  padding: 10px 24px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-400);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  transition: all 0.4s var(--ease-spring);
}

.tab-btn:hover {
  color: var(--gray-600);
  border-color: var(--gray-300);
}

.tab-btn.active {
  color: var(--white);
  background: var(--gray-800);
  border-color: var(--gray-800);
}

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

.product-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.5s var(--ease-spring);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,122,255,0.15);
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--white);
  background: var(--blue);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.new-badge {
  background: var(--green);
}

.product-image {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--gray-100), var(--white));
  position: relative;
  overflow: hidden;
}

.product-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0,122,255,0.05) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.5s;
}

.product-card:hover .product-image::after { opacity: 1; }

.product-icon {
  width: 56px;
  height: 56px;
  color: var(--gray-400);
  transition: all 0.5s var(--ease-spring);
}

.product-card:hover .product-icon {
  color: var(--blue);
  transform: scale(1.1);
}

.product-info {
  padding: 20px;
}

.product-compat {
  font-size: 0.75rem;
  color: var(--gray-400);
  display: block;
  margin-bottom: 6px;
}

.product-info h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.price {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-800);
}

.price-tax {
  font-size: 0.75rem;
  color: var(--gray-400);
}

.products-cta {
  text-align: center;
  margin-top: 48px;
}

/* Catalog Section */
.catalog-section {
  margin-top: 80px;
  padding-top: 64px;
  border-top: 1px solid var(--gray-200);
}

.catalog-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gray-800);
  text-align: center;
  margin-bottom: 32px;
}

.catalog-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.catalog-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-400);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  background: transparent;
  transition: all 0.4s var(--ease-spring);
}

.catalog-tab:hover {
  color: var(--gray-600);
  border-color: var(--gray-300);
}

.catalog-tab.active {
  color: var(--white);
  background: var(--gray-800);
  border-color: var(--gray-800);
}

.catalog-tab .icon-sm {
  width: 16px;
  height: 16px;
}

.catalog-items {
  display: none;
  flex-direction: column;
  gap: 0;
}

.catalog-items.active {
  display: flex;
  animation: fadeUp 0.4s var(--ease-out) both;
}

.catalog-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  transition: all 0.3s var(--ease-smooth);
  cursor: default;
}

.catalog-item:last-child {
  border-bottom: none;
}

.catalog-item:hover {
  background: var(--gray-50);
  transform: translateX(4px);
}

.catalog-item-icon {
  width: 20px;
  height: 20px;
  color: var(--gray-400);
  flex-shrink: 0;
  transition: color 0.3s;
}

.catalog-item:hover .catalog-item-icon {
  color: var(--blue);
}

.catalog-item div {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.catalog-item strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-800);
}

.catalog-item span {
  font-size: 0.8rem;
  color: var(--gray-400);
}

.catalog-price {
  font-family: var(--font-display);
  font-size: 1rem !important;
  font-weight: 600;
  color: var(--gray-800) !important;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============ REFURBISHED ============ */
.refurbished {
  padding: 120px 0;
  background: var(--gray-900);
  overflow: hidden;
}

.refurb-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.refurb-text .section-title {
  color: var(--white);
}

.refurb-text p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 32px;
  line-height: 1.7;
}

.refurb-benefits {
  margin-bottom: 40px;
}

.refurb-benefits li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

.refurb-benefits .icon-sm {
  color: var(--green);
  flex-shrink: 0;
}

.refurb-visual {
  display: flex;
  gap: 20px;
}

.refurb-card {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.5s var(--ease-spring);
}

.refurb-card:first-child { transform: translateY(-20px); }
.refurb-card:last-child { transform: translateY(20px); }

.refurb-card:hover {
  transform: translateY(-28px) !important;
}

.refurb-card-inner {
  background: linear-gradient(145deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.03) 100%);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.5s;
}

.refurb-card:hover .refurb-card-inner {
  border-color: rgba(0,122,255,0.3);
  background: linear-gradient(145deg, rgba(0,122,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
}

.refurb-icon {
  width: 48px;
  height: 48px;
  color: var(--blue-light);
  margin: 0 auto 20px;
}

.refurb-card h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 6px;
}

.refurb-card p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}

.refurb-from {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--blue-light);
}

/* ============ TRUST ============ */
.trust {
  padding: 80px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.trust-item {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius-lg);
  transition: all 0.4s var(--ease-spring);
}

.trust-item:hover {
  background: var(--gray-50);
  transform: translateY(-4px);
}

.trust-icon {
  width: 32px;
  height: 32px;
  color: var(--blue);
  margin: 0 auto 16px;
}

.trust-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--gray-800);
}

.trust-item p {
  font-size: 0.85rem;
  color: var(--gray-400);
  line-height: 1.5;
}

/* ============ CONTACT ============ */
.contact {
  padding: 120px 0;
  background: var(--gray-50);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-title {
  text-align: left;
}

.contact-info > p {
  font-size: 1.05rem;
  color: var(--gray-400);
  margin-bottom: 40px;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 22px;
  height: 22px;
  color: var(--blue);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 0.875rem;
  color: var(--gray-400);
  line-height: 1.6;
}

.contact-item a {
  color: var(--blue);
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  color: var(--gray-500);
  transition: all 0.4s var(--ease-spring);
}

.social-btn i {
  width: 20px;
  height: 20px;
}

.social-btn:hover {
  color: var(--blue);
  border-color: var(--blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.social-btn.whatsapp:hover {
  color: var(--green-whatsapp);
  border-color: var(--green-whatsapp);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 28px;
  color: var(--gray-800);
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: all 0.3s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(0,122,255,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-300);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* ============ FOOTER ============ */
.footer {
  background: var(--gray-900);
  padding: 80px 0 40px;
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
}

.footer-logo .logo-apple {
  color: rgba(255,255,255,0.6);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.4);
  transition: all 0.4s var(--ease-spring);
}

.footer-social a i {
  width: 18px;
  height: 18px;
}

.footer-social a:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-3px);
}

.footer-links h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
  transition: all 0.3s;
}

.footer-links a:hover {
  color: var(--white);
  transform: translateX(4px);
  display: inline-block;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  margin-bottom: 8px;
}

.footer-disclaimer {
  font-size: 0.7rem !important;
  max-width: 600px;
  margin: 0 auto;
}

.footer-disclaimer a {
  color: rgba(255,255,255,0.5);
  text-decoration: underline;
  text-decoration-color: rgba(255,255,255,0.2);
}

.footer-disclaimer a:hover {
  color: rgba(255,255,255,0.7);
}

/* ============ FLOATING WHATSAPP ============ */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-whatsapp);
  color: var(--white);
  border-radius: 50%;
  z-index: 999;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all 0.4s var(--ease-spring);
}

.floating-whatsapp i {
  width: 28px;
  height: 28px;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
  color: var(--white);
}

.whatsapp-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--green-whatsapp);
  animation: pulse 2s ease-out infinite;
}

/* ============ BACK TO TOP ============ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 50%;
  color: var(--gray-500);
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s var(--ease-spring);
  box-shadow: var(--shadow-md);
}

.back-to-top i {
  width: 20px;
  height: 20px;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--gray-800);
  color: var(--white);
  border-color: var(--gray-800);
  transform: translateY(-3px);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .catalog-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    padding: 16px;
    border-bottom: 1px solid var(--gray-200);
    animation: fadeIn 0.3s ease;
  }

  .nav-links.active a {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-md);
  }

  .nav-phone span { display: none; }
  .btn-whatsapp span { display: none; }
  .btn-whatsapp { padding: 8px; }

  .nav-toggle { display: block; }

  .hero {
    padding: calc(var(--nav-height) + 16px) 16px 32px;
  }

  .hero-glass {
    padding: 32px 24px;
    max-width: 100%;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-ctas {
    flex-direction: column;
    gap: 12px;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats-bar {
    flex-wrap: wrap;
    gap: 20px;
    padding: 16px 24px;
    border-radius: var(--radius-lg);
  }

  .stat-divider {
    display: none;
  }


  .services-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

  .catalog-item {
    padding: 14px 12px;
  }

  .process-step {
    flex-direction: column;
    gap: 16px;
  }

  .process-line { display: none; }

  .step-number {
    width: auto;
    text-align: left;
  }

  .refurb-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .refurb-visual {
    flex-direction: row;
  }

  .refurb-card:first-child,
  .refurb-card:last-child { transform: none; }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section-header { margin-bottom: 48px; }
  .services, .process, .products, .refurbished, .contact { padding: 80px 0; }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.7rem;
  }

  .hero-glass {
    padding: 24px 18px;
  }

  .stat-number {
    font-size: 1.4rem;
  }

  .stat-suffix {
    font-size: 1.4rem;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .refurb-visual {
    flex-direction: column;
  }

  .catalog-tabs {
    gap: 6px;
  }

  .catalog-tab {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
}