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

:root {
  --color-bg: #FFFFFF;
  --color-bg-elevated: #F9FAFB;
  --color-bg-card: #FFFFFF;
  --color-bg-card-hover: #FFE4E6;
  --color-surface: #F3F4F6;
  --color-border: #E5E7EB;
  --color-border-light: #D1D5DB;
  --color-text: #111827;
  --color-text-secondary: #4B5563;
  --color-text-tertiary: #9CA3AF;
  --color-accent: #E11D48;
  /* Red */
  --color-accent-light: #F43F5E;
  --color-accent-glow: rgba(225, 29, 72, 0.15);
  --color-accent-glow-strong: rgba(225, 29, 72, 0.3);
  --color-teal: #E11D48;
  /* Unify to red */
  --color-pink: #E11D48;
  /* Unify to red */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --container: 1120px;
}

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

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

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================
   NAVIGATION
   ============================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
  transition: background 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.nav-logo-icon {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}

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

.nav-links a {
  font-size: 14px;
  font-weight: 450;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-cta {
  background: var(--color-accent);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 99px;
  font-size: 13px !important;
  font-weight: 500 !important;
  transition: background 0.2s, transform 0.2s;
}

.nav-cta:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
}

/* ============================
   BUTTONS
   ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 550;
  border: none;
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
  border-radius: 99px;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 0 0 0 var(--color-accent-glow), 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  box-shadow: 0 0 24px var(--color-accent-glow-strong), 0 4px 16px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-arrow {
  width: 18px;
  height: 18px;
  transition: transform 0.25s var(--ease-out);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ============================
   HERO
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  will-change: transform;
}

.hero-orb-1 {
  width: 600px;
  height: 600px;
  background: var(--color-accent);
  opacity: 0.07;
  top: -200px;
  right: -100px;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: var(--color-teal);
  opacity: 0.05;
  bottom: -100px;
  left: -100px;
}

.hero-orb-3 {
  width: 300px;
  height: 300px;
  background: var(--color-pink);
  opacity: 0.04;
  top: 40%;
  left: 50%;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 12px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: 99px;
  font-size: 13px;
  font-weight: 450;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-teal);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

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

  50% {
    opacity: 0.5;
    transform: scale(1.4);
  }
}

.hero-title {
  font-size: clamp(36px, 6vw, 68px);
  font-weight: 750;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
  color: var(--color-text);
}

.hero-title-accent {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-teal));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin: 0 auto 40px;
  font-weight: 350;
}

.hero-actions {
  margin-bottom: 48px;
}

.hero-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.hero-proof-avatars {
  display: flex;
}

.hero-proof-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-bg);
  margin-right: -8px;
}

.hero-proof-avatar:last-child {
  margin-right: 0;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
    transform-origin: top;
  }

  50.1% {
    transform-origin: bottom;
  }

  100% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* ============================
   SECTIONS (SHARED)
   ============================ */
.section {
  padding: 120px 0;
  position: relative;
}

.section-label {
  font-size: 13px;
  font-weight: 550;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.section-sub {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--color-text-secondary);
  line-height: 1.65;
  max-width: 580px;
  font-weight: 350;
}

/* ============================
   PROBLEM SECTION
   ============================ */
.section-problem {
  background: var(--color-bg);
}

.section-problem .section-title {
  max-width: 600px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.problem-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: border-color 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
}

.problem-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.problem-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.problem-card-icon svg {
  width: 32px;
  height: 32px;
}

.problem-card-icon--traveler {
  background: rgba(255, 107, 157, 0.1);
  color: var(--color-pink);
}

.problem-card-icon--dmc {
  background: rgba(108, 99, 255, 0.1);
  color: var(--color-accent);
}

.problem-card-icon--local {
  background: rgba(0, 201, 167, 0.1);
  color: var(--color-teal);
}

.problem-card-title {
  font-size: 18px;
  font-weight: 620;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.problem-card-text {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  font-weight: 350;
}

/* ============================
   SOLUTION SECTION
   ============================ */
.section-solution {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-solution .section-sub {
  margin-bottom: 72px;
}

.steps {
  max-width: 560px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  margin-top: 4px;
}

.step-content {
  flex: 1;
}

.step-icon-wrap {
  margin-bottom: 12px;
}

.step-icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-secondary);
}

.step-title {
  font-size: 18px;
  font-weight: 620;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.step-text {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  font-weight: 350;
}

.step-connector {
  display: flex;
  justify-content: center;
  padding: 8px 0 8px 18px;
}

.step-connector-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
}

/* ============================
   TRAVELER / FEATURES
   ============================ */
.section-traveler {
  background: var(--color-bg);
}

.section-traveler .section-sub {
  margin-bottom: 64px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
}

.feature-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-3px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  margin-bottom: 20px;
}

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

.feature-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.feature-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-weight: 350;
}

/* ============================
   PARTNERS SECTION
   ============================ */
.section-partners {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.split-left .section-title {
  max-width: 440px;
}

.split-left .section-sub {
  max-width: 400px;
}

.partner-points {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.partner-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.partner-point-marker {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-top: 8px;
}

.partner-point-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.partner-point-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-weight: 350;
}

/* ============================
   IMMERSIVE SECTION
   ============================ */
.section-immersive {
  position: relative;
  padding: 140px 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 480px;
  background: var(--color-bg);
}

.immersive-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.immersive-shape {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
}

.immersive-shape-1 {
  width: 300px;
  height: 300px;
  border: 1px solid var(--color-accent);
  opacity: 0.08;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.immersive-shape-2 {
  width: 500px;
  height: 500px;
  border: 1px solid var(--color-teal);
  opacity: 0.06;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.immersive-shape-3 {
  width: 700px;
  height: 700px;
  border: 1px solid var(--color-pink);
  opacity: 0.04;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.immersive-shape-4 {
  width: 900px;
  height: 900px;
  border: 1px solid var(--color-accent);
  opacity: 0.03;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.immersive-content {
  position: relative;
  display: flex;
  align-items: center;
  gap: 48px;
  margin-bottom: 48px;
}

.immersive-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.immersive-stat-number {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-text);
}

.immersive-stat-suffix {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-text);
}

.immersive-stat-label {
  font-size: 13px;
  color: var(--color-text-tertiary);
  font-weight: 450;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.immersive-divider {
  width: 1px;
  height: 48px;
  background: var(--color-border-light);
}

.immersive-tagline {
  position: relative;
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 450;
  color: var(--color-text-secondary);
  letter-spacing: -0.01em;
}

/* ============================
   FINAL CTA
   ============================ */
.section-cta {
  background: var(--color-bg);
  padding: 120px 0 140px;
}

.cta-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: 80px 48px;
  text-align: center;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: var(--color-accent);
  filter: blur(160px);
  opacity: 0.08;
  pointer-events: none;
}

.cta-title {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 720;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
  position: relative;
}

.cta-sub {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--color-text-secondary);
  line-height: 1.65;
  max-width: 480px;
  margin: 0 auto 36px;
  position: relative;
  font-weight: 350;
}

.cta-actions {
  position: relative;
  margin-bottom: 24px;
}

.cta-note {
  font-size: 13px;
  color: var(--color-text-tertiary);
  position: relative;
}

/* ============================
   FOOTER
   ============================ */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 550;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.footer-logo-icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

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

.footer-links a {
  font-size: 13px;
  color: var(--color-text-tertiary);
  transition: color 0.2s;
}

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

.footer-bottom {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* ============================
   ANIMATION STATES
   ============================ */
.anim,
.anim-fade {
  opacity: 0;
}

.anim[data-anim="fade-up"],
.anim-fade[data-anim="fade-up"] {
  transform: translateY(32px);
}

.anim[data-anim="scale-in"],
.anim-fade[data-anim="scale-in"] {
  transform: scale(0.9);
}

.anim.is-visible,
.anim-fade.is-visible {
  opacity: 1;
  transform: none;
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 960px) {
  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .split-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

  .immersive-content {
    flex-direction: column;
    gap: 32px;
  }

  .immersive-divider {
    width: 48px;
    height: 1px;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 80px 0;
  }

  .hero {
    padding: 100px 20px 60px;
    min-height: calc(100vh - 64px);
    min-height: calc(100svh - 64px);
  }

  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .hero-title {
    font-size: clamp(32px, 8vw, 48px);
  }

  .btn-lg {
    padding: 14px 28px;
    font-size: 15px;
  }

  .step {
    gap: 16px;
  }

  .step-number {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .cta-card {
    padding: 48px 24px;
    border-radius: var(--radius-lg);
  }

  .hero-scroll-hint {
    display: none;
  }

  .section-immersive {
    padding: 100px 20px;
    min-height: auto;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-bottom {
    text-align: center;
  }
}