@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;700&family=Sora:wght@300;400;600;700&display=swap');

:root {
  --bg: #0b0f1a;
  --bg-soft: #111827;
  --card: rgba(255, 255, 255, 0.08);
  --text: #f8fafc;
  --muted: #cbd5f5;
  --accent: #5eead4;
  --accent-2: #60a5fa;
  --shadow: 0 20px 60px rgba(2, 6, 23, 0.45);
  --radius: 20px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'DM Sans', sans-serif;
  background: radial-gradient(circle at 15% 20%, rgba(94, 234, 212, 0.16), transparent 55%),
    radial-gradient(circle at 80% 0%, rgba(96, 165, 250, 0.18), transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

.container {
  width: min(var(--max-width), 90%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 26, 0.75);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.logo-mark {
  width: 32px;
  height: 32px;
  fill: var(--text);
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
  margin-left: auto;
}

.nav a {
  position: relative;
  padding-bottom: 4px;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text);
  padding: 8px 16px;
  border-radius: 999px;
  font-family: 'DM Sans', sans-serif;
}

.hero {
  position: relative;
  padding: 120px 0 110px;
  background-image: linear-gradient(120deg, rgba(2, 6, 23, 0.85), rgba(15, 23, 42, 0.4)), var(--hero-bg);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.1;
  margin: 0 0 16px;
}

.lead {
  font-size: 1.2rem;
  color: var(--muted);
  margin: 0 0 24px;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.store img {
  height: 44px;
  width: auto;
}

.hero-media {
  position: relative;
  min-height: 420px;
}

.device {
  border-radius: calc(var(--radius) + 10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
}

.device--tablet {
  width: min(420px, 80%);
  transform: rotate(-2deg);
}

.device--phone {
  width: min(230px, 52%);
  position: absolute;
  right: 8%;
  bottom: -20px;
  transform: rotate(4deg);
}

.device--floating {
  width: min(190px, 44%);
  position: absolute;
  left: 0;
  bottom: 12%;
  transform: rotate(-8deg);
}

section {
  padding: 96px 0;
}

.app {
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.95), rgba(10, 15, 25, 0.9));
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
  align-items: center;
}

.app-text h2,
.section-head h2,
.story h2,
.contact h2,
.reviews h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  margin: 0 0 16px;
}

.subhead {
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 18px;
}

.callout {
  background: var(--card);
  padding: 20px;
  border-radius: 16px;
  margin: 24px 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.callout h3 {
  margin-top: 0;
}

.badge {
  display: inline-flex;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(94, 234, 212, 0.18);
  color: var(--accent);
  font-weight: 600;
}

.app-collage {
  display: grid;
  gap: 18px;
}

.device--tall {
  width: min(260px, 70%);
}

.device--wide {
  width: min(380px, 90%);
}

.device--strip {
  width: min(240px, 80%);
}

.features {
  background: radial-gradient(circle at top, rgba(96, 165, 250, 0.15), transparent 50%);
}

.section-head {
  max-width: 520px;
  margin-bottom: 32px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 220px;
}

.feature-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
}

.how {
  background: linear-gradient(120deg, rgba(2, 6, 23, 0.92), rgba(30, 41, 59, 0.75));
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.step {
  padding: 24px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-num {
  color: var(--accent-2);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.story {
  background: linear-gradient(90deg, rgba(2, 6, 23, 0.9), rgba(2, 6, 23, 0.55)),
    url('../img/story-bg.jpg') center/cover no-repeat;
}

.story-inner {
  max-width: 520px;
}

.story-lead {
  font-size: 1.4rem;
  line-height: 1.4;
}

.reviews {
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.4), rgba(11, 15, 26, 0.9));
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.review-card blockquote {
  margin: 0 0 16px;
}

.contact {
  background: radial-gradient(circle at right, rgba(94, 234, 212, 0.15), transparent 45%);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: start;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
}

.contact-form label.full {
  grid-column: 1 / -1;
}

.form-status {
  margin: 12px 0 0;
  font-size: 0.95rem;
}

.form-status.success {
  color: #a7f3d0;
}

.form-status.error {
  color: #fca5a5;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

input,
textarea {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  font-family: inherit;
}

.btn {
  grid-column: 1 / -1;
  padding: 12px 20px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0b0f1a;
  font-weight: 700;
  cursor: pointer;
}

.site-footer {
  background: #0a0f1b;
  padding: 64px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  align-items: start;
}

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

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

.footer-social img {
  width: 26px;
  height: 26px;
}

.footer-bottom {
  margin-top: 32px;
  font-size: 0.9rem;
  color: var(--muted);
}

[data-animate] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 900px) {
  .nav {
    display: none;
    flex-direction: column;
    gap: 12px;
    background: rgba(11, 15, 26, 0.95);
    position: absolute;
    top: 100%;
    right: 5%;
    padding: 16px 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header.nav-open .nav {
    display: flex;
  }

  .hero-media {
    min-height: 320px;
  }

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

@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

@media (max-width: 900px) {
  .header-actions {
    gap: 10px;
  }
}