:root {
  --bg: #F5F5F0;
  --bg-elevated: #FFFFFF;
  --bg-card: #EDE7E1;
  --fg: #1a1a1a;
  --fg-muted: #5a5550;
  --fg-subtle: #8a8580;
  --accent: #00A8CC;
  --accent-soft: rgba(0, 168, 204, 0.12);
  --accent-glow: rgba(0, 168, 204, 0.25);
  --coral: #FF6B6B;
  --warm: #FFB347;
  --turquoise: #00D4E4;
  --ocean-dark: #005A7F;
  --sandy: #F4D4A8;
  --tropical-green: #2FAA4F;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --max-width: 1120px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: linear-gradient(180deg, #F5F5F0 0%, #F9F7F4 50%, #EDE7E1 100%);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  letter-spacing: 0.3px;
}

/* === HERO === */
.hero {
  position: relative;
  padding: 140px 24px 100px;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg,
    #FFFFFF 0%,
    #E8F8FB 30%,
    #D4F1F8 60%,
    #C8ECFD 100%);
  border-bottom: 2px solid var(--turquoise);
  box-shadow: inset 0 40px 80px rgba(0, 212, 228, 0.08);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, rgba(0, 168, 204, 0.15), rgba(0, 212, 228, 0.1));
  border: 1.5px solid var(--turquoise);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ocean-dark);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 32px;
  box-shadow: 0 4px 12px rgba(0, 212, 228, 0.12);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 28px;
  color: var(--ocean-dark);
}

.accent {
  background: linear-gradient(135deg, #00A8CC 0%, #00D4E4 50%, #2FAA4F 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: clamp(18px, 2.5vw, 21px);
  color: #4a4a48;
  max-width: 680px;
  margin: 0 auto 48px;
  line-height: 1.8;
  letter-spacing: 0.4px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  background: linear-gradient(135deg, #00A8CC, #00D4E4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px;
  color: #5a5550;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--turquoise), transparent);
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(0, 212, 228, 0.3) 0%, rgba(0, 168, 204, 0.15) 40%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  filter: blur(40px);
}

/* === PROBLEM === */
.problem {
  padding: 120px 24px;
  background: linear-gradient(180deg, #F5F5F0 0%, #F9F7F4 100%);
}

.problem-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.problem-label,
.features-label,
.how-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ocean-dark);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 60px;
  color: var(--fg);
}

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

.problem-card {
  background: linear-gradient(135deg, #FFFFFF 0%, #F8FBFF 100%);
  border: 2px solid #E0F4FF;
  border-radius: 16px;
  padding: 36px 28px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 168, 204, 0.08);
}

.problem-card:hover {
  border-color: var(--turquoise);
  box-shadow: 0 8px 25px rgba(0, 212, 228, 0.15);
  transform: translateY(-4px);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, #00A8CC, #2FAA4F);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

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

.problem-card p {
  font-size: 15px;
  color: #5a5550;
  line-height: 1.7;
}

/* === FEATURES === */
.features {
  padding: 120px 24px;
  background: linear-gradient(180deg, #E8F8FB 0%, #D4F1F8 100%);
}

.features-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 64px;
  color: var(--ocean-dark);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-row {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 2px solid rgba(0, 168, 204, 0.15);
  transition: transform 0.2s ease;
}

.feature-row:first-child {
  border-top: 2px solid rgba(0, 168, 204, 0.15);
}

.feature-row:hover {
  transform: translateX(8px);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(0, 168, 204, 0.3), rgba(0, 212, 228, 0.2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  min-width: 80px;
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ocean-dark);
}

.feature-content p {
  font-size: 16px;
  color: #5a5550;
  line-height: 1.8;
  max-width: 560px;
}

/* === HOW === */
.how {
  padding: 120px 24px;
  background: linear-gradient(180deg, #F5F5F0 0%, #F4D4A8 100%);
}

.how-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
  color: var(--ocean-dark);
}

.how-description {
  font-size: 18px;
  color: #5a5550;
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 56px;
}

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

.highlight {
  padding: 28px 24px;
  border-left: 4px solid var(--turquoise);
  background: rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.highlight:hover {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 12px rgba(0, 212, 228, 0.1);
}

.highlight-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  color: var(--ocean-dark);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 12px;
}

.highlight p {
  font-size: 15px;
  color: #5a5550;
  line-height: 1.7;
}

/* === CLOSING === */
.closing {
  position: relative;
  padding: 140px 24px;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, #E8F8FB 50%, #D4F1F8 100%);
  border-top: 2px solid var(--turquoise);
}

.closing-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  color: var(--ocean-dark);
}

.closing-text {
  font-size: 18px;
  color: #5a5550;
  line-height: 1.8;
  max-width: 580px;
  margin: 0 auto;
}

.closing-glow {
  position: absolute;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 212, 228, 0.3) 0%, rgba(0, 168, 204, 0.15) 40%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  filter: blur(40px);
}

/* === FOOTER === */
.site-footer {
  padding: 48px 24px;
  border-top: 2px solid var(--turquoise);
  text-align: center;
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F0 100%);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, #00A8CC, #2FAA4F);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.footer-tagline {
  font-size: 14px;
  color: #8a8580;
}

/* === HERO CTA BUTTON === */
.hero-cta {
  margin-bottom: 40px;
}

.btn-hero-primary {
  display: inline-block;
  background: linear-gradient(135deg, #00A8CC, #00D4E4);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  padding: 16px 40px;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(0, 168, 204, 0.3);
  border: 2px solid transparent;
}

.btn-hero-primary:hover {
  opacity: 0.95;
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 212, 228, 0.4);
}

/* === CLOSING CTA === */
.closing-cta {
  margin-top: 40px;
}

/* === DECORATIVE ELEMENTS === */
.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: 5%;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(0, 212, 228, 0.2), transparent);
  border-radius: 50%;
  z-index: 0;
}

.problem::before {
  content: '';
  position: absolute;
  top: -50px;
  left: 10%;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(0, 168, 204, 0.1), transparent);
  border-radius: 50%;
  z-index: 0;
  pointer-events: none;
}

/* === SUBTLE ANIMATIONS === */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.hero-stats {
  animation: float 3s ease-in-out infinite;
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.problem-card {
  animation: slide-in-left 0.6s ease-out;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero {
    padding: 100px 20px 80px;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .hero-stats {
    gap: 20px;
  }

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

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-row {
    flex-direction: column;
    gap: 12px;
    padding: 28px 0;
  }

  .feature-number {
    font-size: 32px;
    min-width: auto;
  }

  .how-highlights {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .problem,
  .features,
  .how {
    padding: 80px 20px;
  }

  .closing {
    padding: 100px 20px;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }
}