:root {
  --deep-teal: #0b2f38;
  --mid-teal: #0f5257;
  --bright-teal: #0fc8c2;
  --aqua: #28e0d6;
  --light: #d8f9f5;
  --white: #ffffff;
  --text: #eef6f5;
  --muted: #b4d5d2;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "DM Sans", system-ui, -apple-system, sans-serif;
  background: var(--deep-teal);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

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

.hero {
  position: relative;
  min-height: 100vh;
  padding: 32px 0 120px;
  background:
    radial-gradient(circle at 20% 20%, rgba(40, 224, 214, 0.35), transparent 28%),
    radial-gradient(circle at 85% 30%, rgba(15, 200, 194, 0.35), transparent 30%),
    linear-gradient(180deg, #0b2f38 0%, #0f5257 35%, #0a7c7a 65%, #16c4ba 100%);
  isolation: isolate;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero::before {
  background: linear-gradient(140deg, rgba(7, 47, 55, 0.9) 0%, rgba(9, 97, 103, 0.6) 50%, rgba(22, 196, 186, 0.25) 100%);
  mix-blend-mode: screen;
}

.hero::after {
  background: linear-gradient(120deg, rgba(11, 72, 90, 0.7) 0%, rgba(18, 142, 153, 0.2) 40%, transparent 100%);
  clip-path: polygon(0 75%, 35% 65%, 60% 85%, 100% 70%, 100% 100%, 0 100%);
  opacity: 0.75;
}

.nav {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto 48px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.4px;
  font-size: 20px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.3));
}

.brand-name {
  display: inline-block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-weight: 500;
  color: var(--muted);
}

.nav-links a {
  position: relative;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--aqua), var(--bright-teal));
  opacity: 0;
  transform: scaleX(0.5);
  transform-origin: left;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

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

.nav-links a:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.cta-link {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.cta-link:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-grid {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
}

.eyebrow {
  color: var(--aqua);
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(36px, 5vw, 48px);
  line-height: 1.15;
  margin-bottom: 18px;
}

.lead {
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 28px;
}

.actions {
  display: flex;
  gap: 14px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(120deg, var(--bright-teal), var(--aqua));
  color: var(--deep-teal);
  box-shadow: 0 12px 30px rgba(16, 200, 194, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(16, 200, 194, 0.45);
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  transform: translateY(-2px);
  opacity: 0.9;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.phone-wrap {
  position: relative;
  display: grid;
  place-items: center;
}

.phone-glow {
  position: absolute;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(40, 224, 214, 0.45) 0%, rgba(11, 47, 56, 0) 70%);
  filter: blur(8px);
  z-index: 0;
}

.phone {
  position: relative;
  width: min(360px, 80vw);
  aspect-ratio: 9 / 19.5;
  border-radius: 28px;
  padding: 14px;
  background: #f5f8fb;
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.35),
    0 12px 24px rgba(0, 0, 0, 0.25);
  z-index: 1;
  overflow: hidden;
}

.phone::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 90px;
  height: 10px;
  margin-left: -45px;
  border-radius: 8px;
  background: #d9dde5;
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 18px;
  object-fit: cover;
  display: block;
  background: linear-gradient(180deg, #0f5257 0%, #0a7c7a 100%);
  border: 1px solid #eef3f7;
}

.slider-dots {
  position: absolute;
  bottom: -32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.2px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.3);
  transition: width 0.2s ease, background 0.2s ease;
}

.dot.active {
  width: 22px;
  background: linear-gradient(120deg, var(--bright-teal), var(--aqua));
}

.features {
  background: linear-gradient(180deg, rgba(11, 47, 56, 0.85) 0%, rgba(11, 47, 56, 0.35) 100%);
  position: relative;
  z-index: 2;
  margin-top: -80px;
  padding: 120px 32px 80px;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

.section-header h2 {
  font-size: 28px;
}

.section-header p {
  color: var(--muted);
  max-width: 520px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 18px;
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(40, 224, 214, 0.5);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.2);
}

.card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.card p {
  color: var(--muted);
  font-size: 14px;
}

.gallery {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.shot {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.shot img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(11, 47, 56, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  letter-spacing: 0.2px;
  color: var(--light);
}

footer {
  padding: 28px 32px 48px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  background: linear-gradient(180deg, rgba(11, 47, 56, 0.35) 0%, rgba(11, 47, 56, 0.8) 100%);
}

@media (max-width: 960px) {
  .nav {
    margin-bottom: 32px;
  }

  .nav-links {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .actions {
    justify-content: center;
  }

  .phone-wrap {
    justify-self: center;
  }

  .features {
    margin-top: -40px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 24px 0 96px;
  }

  .nav {
    padding: 0 22px;
  }

  .hero-grid {
    padding: 0 22px;
  }

  .features {
    padding: 90px 22px 64px;
  }
}