/* ============================================
   WESITE — Design System & Global Styles
   Premium Enhanced Edition
   ============================================ */

/* ---- CSS Variables / Design Tokens ---- */
:root {
  /* Primary palette */
  --primary: #1e3a5f;
  --primary-light: #2a5082;
  --primary-dark: #152a45;
  --primary-50: #e8eef5;
  --primary-100: #c5d4e8;
  --primary-200: #9fb8d8;
  --primary-300: #7a9cc8;
  --primary-400: #5e86bb;
  --primary-500: #4270ae;
  --primary-600: #3a64a0;
  --primary-700: #2f538d;
  --primary-800: #25437a;
  --primary-900: #1e3a5f;

  /* Accent */
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-dark: #2563eb;

  /* Neutrals */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Functional */
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-dark: #0c1b2e;
  --text: #1e293b;
  --text-secondary: #64748b;
  --text-on-dark: #ffffff;
  --border: #e2e8f0;

  /* Success / Warning */
  --success: #16a34a;
  --warning: #f59e0b;
  --whatsapp: #25d366;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  /* Typography */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;

  /* Sizes */
  --container: 1200px;
  --container-sm: 800px;

  /* Misc */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 30px rgba(30, 58, 95, 0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-300), var(--primary));
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary), var(--primary-dark));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

/* ---- Utility ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-md);
  display: inline-block;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  opacity: 0;
  transition: var(--transition);
  transform: scale(0);
}

.btn:active::after {
  opacity: 1;
  transform: scale(2);
  transition: 0s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(30, 58, 95, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
  box-shadow: 0 6px 20px rgba(30, 58, 95, 0.35);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: var(--primary-50);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.btn-arrow {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--white);
  transition: var(--transition);
}

.btn-arrow:hover {
  background: var(--primary-light);
  transform: scale(1.1);
}

/* ============================================
   HEADER / NAVBAR
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.95);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 2px;
}

.header-logo img {
  height: 32px;
  width: auto;
}

.header-logo span {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: var(--transition);
  border-radius: 2px;
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta .btn {
  font-size: 14px;
  padding: 10px 22px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ---- Mobile Nav ---- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: var(--white);
  box-shadow: var(--shadow-2xl);
  padding: 100px var(--space-xl) var(--space-xl);
  transition: var(--transition-slow);
  z-index: 999;
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav a:not(.btn) {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: var(--gray-700);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}

.mobile-nav a:not(.btn):hover {
  color: var(--primary);
  padding-left: 8px;
}

.mobile-nav .btn {
  margin-top: var(--space-lg);
  width: 100%;
  justify-content: center;
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  transition: var(--transition);
}

.mobile-overlay.show {
  opacity: 1;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  padding-top: 140px;
  padding-bottom: var(--space-4xl);
  background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 50%, #e8eef5 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(30, 58, 95, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroGlow 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroGlow 8s ease-in-out infinite reverse;
}

@keyframes heroGlow {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.7;
  }

  50% {
    transform: scale(1.2);
    opacity: 1;
  }
}

/* Floating particles */
.hero .container::before {
  content: '';
  position: absolute;
  top: 20%;
  right: 30%;
  width: 6px;
  height: 6px;
  background: var(--accent-light);
  border-radius: 50%;
  opacity: 0.4;
  animation: particleFloat 12s ease-in-out infinite;
}

.hero .container::after {
  content: '';
  position: absolute;
  bottom: 30%;
  left: 20%;
  width: 4px;
  height: 4px;
  background: var(--primary-300);
  border-radius: 50%;
  opacity: 0.3;
  animation: particleFloat 10s ease-in-out infinite reverse;
}

@keyframes particleFloat {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(20px, -30px) rotate(90deg);
  }

  50% {
    transform: translate(-10px, -60px) rotate(180deg);
  }

  75% {
    transform: translate(15px, -30px) rotate(270deg);
  }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 540px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-lg);
  padding: 6px 16px;
  background: rgba(30, 58, 95, 0.06);
  border-radius: var(--radius-full);
  border: 1px solid rgba(30, 58, 95, 0.1);
}

.hero-badge .sparkle {
  font-size: 18px;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {

  0%,
  100% {
    transform: rotate(0deg) scale(1);
    opacity: 1;
  }

  50% {
    transform: rotate(180deg) scale(1.2);
    opacity: 0.7;
  }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--gray-900);
  margin-bottom: var(--space-lg);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, var(--primary-light) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {

  0%,
  100% {
    background-position: 0% center;
  }

  50% {
    background-position: 100% center;
  }
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.avatar-stack {
  display: flex;
}

.avatar-stack img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 3px solid var(--white);
  object-fit: cover;
  margin-left: -10px;
  transition: var(--transition);
}

.avatar-stack img:first-child {
  margin-left: 0;
}

.avatar-stack img:hover {
  transform: scale(1.15) translateY(-2px);
  z-index: 2;
}

.social-proof-text {
  font-size: 14px;
  color: var(--gray-600);
}

.social-proof-text strong {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-mockup-laptop {
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  animation: float 6s ease-in-out infinite;
}

.hero-mockup-phone {
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 160px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  animation: float 6s ease-in-out infinite;
  animation-delay: -3s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-12px);
  }
}

/* ============================================
   CLIENTS / TRUST BAR
   ============================================ */
.contact-form-card {
  padding: var(--space-2xl);
  background: var(--white);
  border-radius: 24px;
}

.clients {
  padding: var(--space-3xl) 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
}

.clients-label {
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-400);
  letter-spacing: 1px;
  margin-bottom: var(--space-xl);
}

.clients-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
}

.client-logo {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--gray-400);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.client-logo:hover {
  color: var(--primary);
  transform: translateY(-2px);
}

.client-logo .icon {
  font-size: 20px;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--space-4xl) 0;
  background: var(--bg-alt);
}

.services-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3xl);
  gap: var(--space-xl);
}

.services-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.services-header-right p {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 320px;
  text-align: right;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
  border-radius: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.form-control {
  width: 100%;
  padding: 16px;
  background: var(--white);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-6px);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  transition: var(--transition-spring);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  transform: rotate(-5deg) scale(1.05);
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: var(--primary);
  transition: var(--transition);
}

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

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.service-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  margin-top: auto;
}

.service-link:hover {
  gap: 10px;
  color: var(--accent);
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
  padding: var(--space-4xl) 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: var(--white);
  position: relative;
  overflow: clip;
  overflow-clip-margin: content-box;
}

.portfolio::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroGlow 10s ease-in-out infinite;
}

.portfolio .container {
  position: relative;
  z-index: 1;
}

.portfolio .section-label {
  color: var(--primary-200);
  opacity: 0.8;
  -webkit-text-fill-color: rgba(197, 212, 232, 0.8);
}

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

.portfolio .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.portfolio-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.portfolio-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.portfolio-cta {
  margin-top: var(--space-xl);
}

.portfolio-slider {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  padding-bottom: var(--space-md);
  padding-right: var(--space-lg);
  scroll-snap-type: x mandatory;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.portfolio-slider::-webkit-scrollbar {
  display: none;
}

.portfolio-card {
  flex: 0 0 calc(33.333% - 22px);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  scroll-snap-align: start;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.portfolio-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.portfolio-card-info {
  padding: var(--space-xl) var(--space-lg);
}

.portfolio-card-info h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.portfolio-card-info span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.portfolio-nav {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  justify-content: center;
  align-items: center;
}

.portfolio-nav button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.05);
}

.portfolio-nav button:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: scale(1.1);
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
  padding: var(--space-4xl) 0 var(--space-2xl);
  background: var(--white);
  overflow: hidden;
}

.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.testimonials-header .section-subtitle {
  margin: 0 auto;
}

.testimonials-slider {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding: var(--space-sm);
}

.testimonials-slider::-webkit-scrollbar {
  display: none;
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 22px);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-xl) var(--space-lg);
  position: relative;
  transition: var(--transition);
  scroll-snap-align: start;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  height: auto;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 72px;
  font-family: Georgia, serif;
  color: var(--primary-50);
  line-height: 1;
  pointer-events: none;
}

.testimonial-card:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-4px);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
}

.testimonial-stars svg {
  width: 18px;
  height: 18px;
  color: var(--warning);
}

.testimonial-quote {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-100);
  margin-top: auto;
}

.testimonial-author img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-50);
}

.testimonial-author h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
}

.testimonial-author span {
  font-size: 13px;
  color: var(--text-secondary);
}

.testimonials-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.testimonials-nav button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--gray-200);
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  background: var(--white);
}

.testimonials-nav button:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-300);
  transition: var(--transition);
  cursor: pointer;
}

.carousel-dots .dot.active {
  width: 24px;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

/* ============================================
   FEATURES / WHY US
   ============================================ */
.features {
  padding: var(--space-2xl) 0 var(--space-3xl);
  background: var(--bg-alt);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.feature-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.feature-item:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
  transition: var(--transition);
}

.feature-item:hover .feature-icon svg {
  color: var(--white);
}

.feature-text h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.feature-text p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--space-4xl) 0;
  background: var(--white);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  transition: var(--transition-slow);
}

.about-visual:hover .about-image {
  box-shadow: var(--shadow-2xl);
  transform: scale(1.02);
}

.about-stat-card {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: var(--white);
  border-radius: 20px;
  padding: var(--space-xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  animation: float 5s ease-in-out infinite;
  max-width: 80%;
  border: 1px solid var(--gray-100);
}

.about-stat-card .stat-number {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-stat-card .stat-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.about-content .section-subtitle {
  margin-bottom: var(--space-xl);
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 15px;
  color: var(--gray-700);
  transition: var(--transition);
  padding: 4px 0;
}

.about-feature:hover {
  color: var(--primary);
  transform: translateX(4px);
}

.about-feature .check {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-50), rgba(59, 130, 246, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-feature .check svg {
  width: 14px;
  height: 14px;
  color: var(--primary);
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process {
  padding: var(--space-4xl) 0;
  background: var(--bg-alt);
}

.process-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.process-header .section-subtitle {
  margin: 0 auto;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-200), var(--primary), var(--accent), var(--primary-200));
  background-size: 200% auto;
  animation: gradientLine 6s ease-in-out infinite;
  z-index: 0;
}

@keyframes gradientLine {

  0%,
  100% {
    background-position: 0% center;
  }

  50% {
    background-position: 100% center;
  }
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  transition: var(--transition-spring);
  box-shadow: var(--shadow-md);
}

.process-step:hover .step-number {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-color: transparent;
  color: var(--white);
  transform: scale(1.15) rotate(-5deg);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(30, 58, 95, 0.3);
}

.process-step h4 {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
}

.process-step p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 240px;
  margin: 0 auto;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
  padding: var(--space-4xl) 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.pricing::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.04) 0%, transparent 70%);
  border-radius: 50%;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.pricing-header .section-subtitle {
  margin: 0 auto;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 320px));
  justify-content: center;
  gap: var(--space-lg);
  align-items: stretch;
}

.about-mission-card {
  padding: var(--space-2xl);
  background: var(--white);
  border-radius: 24px;
  border: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
}

.pricing-card {
  padding: var(--space-2xl) var(--space-xl);
  background: var(--white);
  border-radius: 24px;
  border: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-200);
}

/* Popular card */
.pricing-card.popular {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  border-color: transparent;
  color: var(--white);
  transform: scale(1.05);
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(30, 58, 95, 0.2);
  z-index: 2;
}

.pricing-card.popular:hover {
  transform: scale(1.05) translateY(-6px);
}

.pricing-card.popular::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.popular-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

.pricing-card-header {
  text-align: center;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: var(--space-lg);
}

.pricing-card.popular .pricing-card-header {
  border-color: rgba(255, 255, 255, 0.15);
}

.pricing-badge {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary);
}

.pricing-card.popular .pricing-badge {
  color: var(--primary-200);
}

.pricing-price {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  margin: var(--space-md) 0 var(--space-xs);
}

.pricing-price .currency {
  font-size: 18px;
  font-weight: 600;
  margin-top: 8px;
  color: var(--gray-500);
}

.pricing-card.popular .pricing-price .currency {
  color: rgba(255, 255, 255, 0.7);
}

.pricing-price .amount {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
  color: var(--gray-900);
}

.pricing-card.popular .pricing-price .amount {
  color: var(--white);
}

.pricing-period {
  font-size: 14px;
  color: var(--text-secondary);
}

.pricing-card.popular .pricing-period {
  color: rgba(255, 255, 255, 0.6);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 14px;
  color: var(--gray-700);
}

.pricing-card.popular .pricing-features li {
  color: rgba(255, 255, 255, 0.85);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  min-width: 18px;
  color: var(--success);
}

.pricing-card.popular .pricing-features li svg {
  color: var(--accent-light);
}

.pricing-features li.disabled {
  color: var(--gray-400);
}

.pricing-features li.disabled svg {
  color: var(--gray-300);
}

.pricing-card.popular .pricing-features li.disabled {
  color: rgba(255, 255, 255, 0.35);
}

.pricing-card.popular .pricing-features li.disabled svg {
  color: rgba(255, 255, 255, 0.25);
}

.pricing-btn {
  width: 100%;
  justify-content: center;
  margin-top: auto;
}

.pricing-card.popular .btn-primary {
  background: var(--white);
  color: var(--primary);
}

.pricing-card.popular .btn-primary:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  padding: var(--space-4xl) 0;
  background: var(--bg-alt);
}

.cta-card {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  background-size: 200% auto;
  animation: gradientShift 6s ease-in-out infinite;
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-4xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-card::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

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

.cta-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.cta-content p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 480px;
  line-height: 1.6;
}

.cta-action {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
  padding: var(--space-4xl) 0;
  background: var(--white);
}

.faq-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.faq-header .section-subtitle {
  margin: 0 auto;
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-200);
}

.faq-item.active {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-md), 0 0 15px rgba(30, 58, 95, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-800);
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  background: transparent;
}

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

.faq-chevron {
  width: 20px;
  height: 20px;
  min-width: 20px;
  color: var(--gray-400);
  transition: var(--transition);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 var(--space-xl);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 var(--space-xl) var(--space-lg);
}

.faq-answer p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--space-4xl) 0;
  background: var(--bg-alt);
}

.contact .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-50);
}

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

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  transition: var(--transition);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
}

.contact-item:hover {
  background: var(--white);
  transform: translateX(4px);
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.contact-item:hover .contact-item-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
  color: var(--primary);
  transition: var(--transition);
}

.contact-item:hover .contact-item-icon svg {
  color: var(--white);
}

.contact-item h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 2px;
}

.contact-item p {
  font-size: 14px;
  color: var(--text-secondary);
}

.contact-socials {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

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

.social-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-3xl) 0 var(--space-lg);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-400), var(--accent), var(--primary-400), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand img {
  height: 32px;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 300px;
  margin-bottom: var(--space-lg);
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-lg);
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  padding: 6px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}

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

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 {
  transition-delay: 0.1s;
}

.fade-up-delay-2 {
  transition-delay: 0.2s;
}

.fade-up-delay-3 {
  transition-delay: 0.3s;
}

.fade-up-delay-4 {
  transition-delay: 0.4s;
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 100;
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.8);
}

.whatsapp-float.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--whatsapp);
  opacity: 0;
  z-index: -1;
  animation: whatsappPulse 2s ease-in-out infinite;
}

@keyframes whatsappPulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0;
  }

  50% {
    transform: scale(1.3);
    opacity: 0.2;
  }
}

.whatsapp-tooltip {
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--gray-900);
  color: var(--white);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  pointer-events: none;
}

.whatsapp-tooltip::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: var(--gray-900);
  border-left: 0;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.3s;
  cursor: pointer;
  border: none;
  padding: 0;
}

.progress-ring {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotate(-90deg);
  transform-origin: center;
}

.progress-ring__circle {
  stroke-dasharray: 150.8;
  stroke-dashoffset: 150.8;
  transition: stroke-dashoffset 0.1s linear;
}

.progress-text {
  position: absolute;
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  pointer-events: none;
}

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

.back-to-top:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-logo {
  width: 60px;
  animation: preloaderPulse 1.5s ease-in-out infinite;
}

@keyframes preloaderPulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }

  50% {
    opacity: 0.6;
    transform: scale(0.92) rotate(5deg);
  }
}

/* ============================================
   RESPONSIVE — 1024px
   ============================================ */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-desc {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-social-proof {
    justify-content: center;
  }

  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }

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

  .portfolio-layout {
    grid-template-columns: 1fr;
  }

  .portfolio-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .testimonial-card {
    min-width: calc(50% - 12px);
  }

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  .process-steps::before {
    display: none;
  }

  .about .container {
    grid-template-columns: 1fr;
  }

  .about-visual {
    max-width: 500px;
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 0 auto;
  }

  .pricing-card.popular {
    transform: scale(1);
  }

  .pricing-card.popular:hover {
    transform: translateY(-6px);
  }

  .cta-card {
    flex-direction: column;
    text-align: center;
    padding: var(--space-3xl);
  }

  .contact .container {
    grid-template-columns: 1fr;
  }

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

/* ============================================
   RESPONSIVE — 768px
   ============================================ */
@media (max-width: 768px) {

  .nav-links,
  .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .mobile-nav {
    display: block;
  }

  .hero {
    padding-top: 110px;
    padding-bottom: var(--space-3xl);
  }

  .hero-title {
    font-size: clamp(30px, 7vw, 44px);
  }

  .services-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .services-header-right {
    flex-direction: column;
    align-items: flex-start;
  }

  .services-header-right p {
    text-align: left;
  }

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

  .testimonial-card {
    min-width: 85%;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .clients-logos {
    gap: var(--space-xl);
  }

  /* Perfect centered edge-to-edge carousel */
  .portfolio-slider {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    padding-left: 10vw;
    padding-right: 10vw;
  }

  .portfolio-card {
    flex: 0 0 80vw;
    min-width: 80vw;
    max-width: 80vw;
    scroll-snap-align: center;
  }

  .testimonial-card {
    flex: 0 0 100%;
    min-width: 100%;
    max-width: 100%;
    scroll-snap-align: start;
  }

  .portfolio-card-img {
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
  }

  .portfolio-nav,
  .testimonials-nav {
    width: 100%;
    justify-content: center;
    align-items: center;
    margin-top: var(--space-xl);
  }

  /* Better touch targets */
  .btn {
    padding: 14px 28px;
    min-height: 44px;
  }

  .faq-question {
    padding: var(--space-md) var(--space-lg);
    min-height: 44px;
  }

  .whatsapp-float {
    bottom: 20px;
    left: 20px;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
  }
}

/* ============================================
   RESPONSIVE — 480px
   ============================================ */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .cta-card {
    padding: var(--space-xl);
  }

  .hero-mockup-phone {
    width: 120px;
    right: -10px;
    bottom: -10px;
  }

  .testimonial-card {
    min-width: 90%;
    padding: var(--space-lg);
  }

  .pricing-card {
    padding: var(--space-lg);
  }

  .about-stat-card {
    right: 10px;
    bottom: -10px;
    padding: var(--space-md) var(--space-lg);
  }

  .about-stat-card .stat-number {
    font-size: 28px;
  }
}

/* ============================================
   ERROR PAGES (404, 403, 500)
   ============================================ */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: var(--space-2xl);
  background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 50%, #e8eef5 100%);
}

.error-code {
  font-family: var(--font-heading);
  font-size: clamp(80px, 15vw, 150px);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
  text-shadow: 0 10px 30px rgba(30, 58, 95, 0.1);
}

.error-title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
}

.error-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

/* ============================================
   ANTI-COPAS (DISABLE TEXT SELECTION)
   ============================================ */
body {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

input,
textarea,
select {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}