/* ============================================
   TripAI — Landing Page Styles
   Design inspired by Corporate Traveler / Melon
   Primary: Blue (#1a6aff) | Accent: Teal (#00d4aa)
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --primary: #1a6aff;
  --primary-dark: #0a4fd4;
  --primary-light: #4d8dff;
  --primary-50: #ebf3ff;
  --primary-100: #d0e2ff;
  --primary-900: #0a1f5c;

  --accent: #00d4aa;
  --accent-dark: #00b894;
  --accent-light: #33e0be;

  --dark: #0b1a33;
  --dark-800: #0f2340;
  --dark-700: #162d50;
  --dark-600: #1e3a63;

  --gray-50: #f7f9fc;
  --gray-100: #eef2f7;
  --gray-200: #dfe5ed;
  --gray-300: #c8d0dc;
  --gray-400: #97a3b6;
  --gray-500: #6b7a90;
  --gray-600: #4a5568;
  --gray-700: #2d3748;
  --gray-800: #1a202c;

  --white: #ffffff;
  --orange: #ff8c42;

  /* Typography */
  --font-heading: "Plus Jakarta Sans", "Inter", -apple-system, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-py: 100px;
  --container-max: 1240px;
  --container-px: 24px;

  /* Borders & Shadows */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-2xl: 36px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px 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, 0.12);
  --shadow-glow: 0 0 40px rgba(26, 106, 255, 0.15);

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-700);
  background: var(--white);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

/* ---------- Utilities ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  z-index: 9999;
  font-weight: 600;
}
.skip-link:focus {
  top: 12px;
}

/* ---------- Animations ---------- */
.animate-target {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.animate-target.animate-in {
  opacity: 1;
  transform: translateY(0);
}

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

@keyframes float-slow {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(2deg);
  }
}

@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(26, 106, 255, 0.3);
  }
  50% {
    box-shadow: 0 0 24px 8px rgba(26, 106, 255, 0.15);
  }
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(11, 26, 51, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

.header-main {
  background: var(--dark);
}

.site-header.scrolled .header-main {
  background: transparent;
}

.header-main-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
}

.logo-accent {
  color: var(--accent);
}

/* Main nav */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

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

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

/* Mobile menu button */
.header-login {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.header-login:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu overlay */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark);
  z-index: 999;
  padding: 120px var(--container-px) 40px;
  opacity: 0;
  transform: translateY(-20px);
  transition: var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu a {
  display: block;
  color: var(--white);
  font-size: 20px;
  font-weight: 600;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26, 106, 255, 0.3);
}

.btn-accent {
  background: var(--accent);
  color: var(--dark);
  border-color: var(--accent);
}
.btn-accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 212, 170, 0.3);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--primary-50);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

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

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ============================================
   SECTION DEFAULTS
   ============================================ */
.section {
  padding: var(--section-py) 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  background: var(--primary-50);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-tag-light {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 17px;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  background: linear-gradient(
    160deg,
    var(--dark) 0%,
    var(--dark-800) 40%,
    var(--dark-700) 100%
  );
  padding: 160px 0 100px;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

/* Abstract background shapes */
.hero-bg-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
}

.hero-shape-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.hero-shape-2 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  bottom: -100px;
  left: -100px;
}

.hero-shape-3 {
  width: 300px;
  height: 300px;
  background: var(--primary-light);
  top: 50%;
  left: 40%;
  opacity: 0.08;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.25);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(
    135deg,
    var(--accent) 0%,
    var(--primary-light) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Hero stats */
.hero-stats {
  display: flex;
  gap: 40px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
}

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

.hero-mockup {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.mockup-browser {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow:
    var(--shadow-xl),
    0 0 80px rgba(26, 106, 255, 0.1);
}

.mockup-dots {
  display: flex;
  gap: 6px;
  padding: 14px 18px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}

.mockup-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
}
.mockup-dots span:first-child {
  background: #ff6058;
}
.mockup-dots span:nth-child(2) {
  background: #ffbd2e;
}
.mockup-dots span:nth-child(3) {
  background: #27ca40;
}

.mockup-content {
  padding: 24px;
}

.mockup-chat {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mockup-msg {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.mockup-msg-ai {
  flex-direction: row;
}

.mockup-avatar {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.mockup-avatar-user {
  background: var(--primary-50);
  color: var(--primary);
}

.mockup-avatar-ai svg {
  width: 36px;
  height: 36px;
}

.mockup-bubble {
  background: var(--gray-50);
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-700);
}

.mockup-msg-user .mockup-bubble {
  background: var(--primary-50);
  color: var(--primary-900);
}

.mockup-price {
  display: inline-block;
  margin-top: 6px;
  font-weight: 700;
  color: var(--primary);
  font-size: 16px;
}

.mockup-tag {
  text-align: center;
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--gray-200);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Floating cards */
.hero-floating-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  animation: float-slow 4s ease-in-out infinite;
  font-size: 13px;
}

.hero-floating-card strong {
  display: block;
  color: var(--dark);
  font-weight: 700;
}

.hero-floating-card span {
  color: var(--gray-500);
  font-size: 12px;
}

.floating-icon {
  font-size: 22px;
}

.hero-floating-card-1 {
  top: 10%;
  right: -24px;
  animation-delay: 0s;
}

.hero-floating-card-2 {
  bottom: 12%;
  left: -20px;
  animation-delay: 2s;
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-section {
  background: var(--gray-50);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  border-color: var(--primary-100);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-card-large {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.feature-card-mint {
  background: #e6fff7;
  border-color: #c5f5e6;
}

.feature-card-mint:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 40px rgba(0, 212, 170, 0.15);
}

.feature-card-mint h3 {
  color: var(--dark);
}

.feature-card-mint p {
  color: var(--gray-600);
}

/* Activity feed */
.feature-activity-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

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

.activity-item:hover {
  background: rgba(255, 255, 255, 0.5);
}

.activity-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.activity-dot-blue {
  background: var(--primary);
}

.activity-dot-green {
  background: var(--accent);
}

.activity-text {
  flex: 1;
  font-size: 15px;
  font-weight: 500;
  color: var(--dark);
}

.activity-time {
  font-size: 13px;
  color: var(--gray-400);
  font-weight: 500;
  flex-shrink: 0;
}

.feature-icon-wrap {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
}

.feature-icon-wrap svg {
  width: 100%;
  height: 100%;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--gray-600);
  line-height: 1.7;
  font-size: 15px;
}

.feature-detail {
  margin-top: 16px;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  border-left: 3px solid var(--accent);
}

.feature-detail strong {
  color: var(--dark);
}

.feature-highlight {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding: 16px 20px;
  background: var(--primary-50);
  border-radius: var(--radius-md);
}

.highlight-stat {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  flex-shrink: 0;
}

.highlight-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.5;
}

/* Feature visual demo */
.feature-visual-demo {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.demo-notification {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--gray-50);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  animation: slide-in-right 0.6s ease both;
}

.demo-notification-response {
  animation-delay: 0.3s;
  background: var(--primary-50);
  border-color: var(--primary-100);
}

.demo-notif-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.demo-notif-text {
  flex: 1;
  min-width: 0;
}

.demo-notif-text strong {
  display: block;
  font-size: 14px;
  color: var(--dark);
}

.demo-notif-text span {
  font-size: 13px;
  color: var(--gray-500);
}

.demo-notif-time {
  font-size: 12px;
  color: var(--gray-400);
  font-weight: 500;
  flex-shrink: 0;
}

.demo-response-time {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: var(--radius-md);
  color: var(--white);
}

.demo-time-label {
  font-size: 13px;
  font-weight: 500;
  opacity: 0.9;
}

.demo-time-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
}

/* ============================================
   DEMO / CTA BANNER
   ============================================ */
.section-demo {
  background: var(--white);
}

.demo-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-700) 100%);
  border-radius: var(--radius-2xl);
  padding: 60px;
  overflow: hidden;
  position: relative;
}

.demo-banner::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: var(--primary);
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.1;
}

.demo-banner-content {
  position: relative;
  z-index: 2;
}

.demo-banner-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.demo-banner-content p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}

/* Demo screen mockup */
.demo-banner-visual {
  position: relative;
  z-index: 2;
}

.demo-screen {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.demo-screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
}

.demo-screen-dots {
  display: flex;
  gap: 5px;
}
.demo-screen-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-300);
}

.demo-screen-body {
  padding: 24px;
}

.demo-screen-body .demo-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
}

.demo-metric-label {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
}

.demo-metric-value {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
}

.demo-metric-change {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(0, 212, 170, 0.1);
  padding: 3px 8px;
  border-radius: 6px;
}

.demo-bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 80px;
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--gray-100);
}

.demo-bar {
  flex: 1;
  background: var(--primary-100);
  border-radius: 4px 4px 0 0;
  transition: var(--transition);
}

.demo-bar-active {
  background: var(--primary);
}

/* ============================================
   INTEGRATIONS SECTION
   ============================================ */
.integrations-section {
  background: var(--gray-50);
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.integration-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.integration-card:hover {
  border-color: var(--primary-100);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.integration-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
}

.integration-icon svg {
  width: 100%;
  height: 100%;
}

.integration-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.integration-card p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
}

.integration-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.integration-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-50);
  padding: 5px 12px;
  border-radius: 100px;
}

/* ============================================
   TESTIMONIAL SECTION
   ============================================ */
.testimonial-section {
  background: var(--white);
}

.testimonial-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: 60px 40px;
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  position: relative;
}

.testimonial-quote-mark {
  width: 48px;
  height: 48px;
  margin: 0 auto 24px;
}

.testimonial-quote-mark svg {
  width: 100%;
  height: 100%;
}

.testimonial-card blockquote {
  font-size: 19px;
  color: var(--gray-700);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 32px;
}

.testimonial-card blockquote strong {
  color: var(--primary);
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.testimonial-info {
  text-align: left;
}

.testimonial-info strong {
  display: block;
  font-size: 16px;
  color: var(--dark);
}

.testimonial-info span {
  font-size: 14px;
  color: var(--gray-500);
}

/* ============================================
   BENEFITS SECTION
   ============================================ */
.benefits-section {
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-800) 100%);
  color: var(--white);
}

.benefits-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.benefits-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.benefits-content > p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}

.benefits-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
}

.benefits-list svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

/* Benefits visual */
.benefits-visual {
  position: relative;
  min-height: 420px;
}

.benefits-visual-inner {
  position: relative;
  width: 100%;
  height: 420px;
}

.benefit-card-float {
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  animation: float-slow 5s ease-in-out infinite;
}

.benefit-card-emoji {
  font-size: 22px;
}

.benefit-check {
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
  margin-left: auto;
}

.benefit-card-1 {
  top: 0;
  left: 10%;
  animation-delay: 0s;
}
.benefit-card-2 {
  top: 70px;
  right: 5%;
  animation-delay: 0.5s;
}
.benefit-card-3 {
  top: 150px;
  left: 5%;
  animation-delay: 1s;
}
.benefit-card-4 {
  top: 240px;
  right: 10%;
  animation-delay: 1.5s;
}
.benefit-card-5 {
  top: 330px;
  left: 15%;
  animation-delay: 2s;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing-section {
  background: var(--gray-50);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--primary-100);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.pricing-card-featured {
  border-color: var(--primary);
  box-shadow:
    var(--shadow-lg),
    0 0 0 1px var(--primary);
  transform: scale(1.04);
  z-index: 2;
}

.pricing-card-featured:hover {
  transform: scale(1.04) translateY(-4px);
  border-color: var(--primary);
}

.pricing-popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.pricing-card-header {
  text-align: center;
  padding-bottom: 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--gray-200);
}

.pricing-card-featured .pricing-card-header {
  border-bottom-color: var(--primary-100);
}

.pricing-card-header h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 8px;
}

.pricing-currency {
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-500);
  align-self: flex-start;
  margin-top: 8px;
}

.pricing-number {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-custom {
  font-size: 36px;
}

.pricing-period {
  font-size: 16px;
  color: var(--gray-500);
  font-weight: 500;
}

.pricing-desc {
  font-size: 14px;
  color: var(--gray-500);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--gray-700);
}

.pricing-features li::before {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M7 12.5l3.5 3.5 6.5-7' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

.pricing-note {
  text-align: center;
  margin-top: 48px;
  font-size: 16px;
  color: var(--gray-500);
}

.pricing-note strong {
  color: var(--dark);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
  background: var(--white);
}

.faq-grid {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--gray-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-100);
}

.faq-item[open] {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 20px 24px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  color: var(--dark);
  list-style: none;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::marker {
  display: none;
  content: "";
}

.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--gray-400);
  transition: var(--transition);
}

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

.faq-answer {
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-600);
}

.faq-answer strong {
  color: var(--primary);
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 50%,
    #0040c0 100%
  );
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.cta-section::after {
  content: "";
  position: absolute;
  bottom: -200px;
  left: -200px;
  width: 500px;
  height: 500px;
  background: rgba(0, 212, 170, 0.08);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.cta-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 32px;
  line-height: 1.6;
}

.cta-note {
  display: block;
  margin-top: 16px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 0;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo .logo-icon rect {
  fill: var(--primary);
}

.footer-tagline {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.6);
  margin: 16px 0 20px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.footer-contact a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-contact a:hover {
  color: var(--accent);
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

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

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  margin-top: 0;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}
.footer-legal a:hover {
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  :root {
    --section-py: 80px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    order: -1;
  }

  .hero-mockup {
    max-width: 420px;
    margin: 0 auto;
  }

  .hero-floating-card-1 {
    right: -10px;
  }

  .hero-floating-card-2 {
    left: -10px;
  }

  .hero h1 {
    max-width: 600px;
  }

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

  .feature-card-large {
    grid-template-columns: 1fr;
  }

  .demo-banner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px;
  }

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

  .benefits-wrapper {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .benefits-visual {
    display: none;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin: 0 auto;
  }

  .pricing-card-featured {
    transform: none;
  }

  .pricing-card-featured:hover {
    transform: translateY(-4px);
  }

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

  .footer-nav {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --section-py: 64px;
    --container-px: 20px;
  }

  .main-nav,
  .header-main-inner .btn {
    display: none;
  }

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

  .mobile-menu {
    display: block;
    pointer-events: none;
  }

  .mobile-menu.open {
    pointer-events: all;
  }

  .hero {
    padding: 140px 0 64px;
    min-height: auto;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .hero-floating-card {
    display: none;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .demo-banner {
    padding: 32px 24px;
  }

  .testimonial-card {
    padding: 32px 24px;
  }

  .testimonial-card blockquote {
    font-size: 16px;
  }

  .footer-nav {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  .feature-card {
    padding: 28px;
  }

  .feature-highlight {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .top-nav {
    gap: 16px;
  }

  .header-main-inner {
    height: 60px;
  }

  .hero {
    padding: 120px 0 48px;
  }

  .hero h1 {
    font-size: 28px;
  }

  .hero-description {
    font-size: 15px;
  }

  .hero-stats {
    gap: 20px;
  }

  .hero-stat-number {
    font-size: 26px;
  }

  .section-header h2 {
    font-size: 26px;
  }

  .pricing-card {
    padding: 28px 24px;
  }

  .pricing-number {
    font-size: 40px;
  }

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