:root {
  --bg: #F8FAFC;
  --bg-tint: #F1F5F9;
  --surface: #FFFFFF;
  --text: #0F172A;
  --text-muted: #64748B;
  --border: #E2E8F0;
  --accent: #0D9488;
  --accent-light: #CCFBF1;
  --accent-dark: #0F766E;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.1);
  --radius: 16px;
  --radius-lg: 24px;
  --font: "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  padding-top: 56px;
}

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

a {
  color: inherit;
}

.container {
  width: min(1140px, calc(100% - 48px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  z-index: 50;
  font-weight: 600;
}

.skip-link:focus {
  left: 16px;
}

/* Header */
.site-header {
  position: fixed;
  width: 100% ;
  top: 0;
  z-index: 20;
  /* backdrop-filter: saturate(180%) blur(12px); */
  background: rgba(240, 241, 241, 0.85);
  /* border-bottom: 1px solid var(--border); */
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.brand-name {
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover {
  color: var(--text);
  background: var(--bg-tint);
}

/* Hero */
.hero {
  position: relative;
  padding: 64px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(13, 148, 136, 0.12), transparent 50%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(13, 148, 136, 0.08), transparent 45%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.lead {
  margin: 0 0 24px;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.65;
  max-width: 480px;
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.4);
}

.btn-ghost {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: var(--bg-tint);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  display: inline-block;
  padding: 8px 14px;
  background: var(--accent-light);
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
}

/* Phone mockup */
.hero-media {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  position: relative;
  width: min(280px, 85%);
  background: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
  border-radius: 36px;
  padding: 12px;
  box-shadow:
    0 0 0 2px rgba(255,255,255,0.08),
    0 25px 50px -12px rgba(0,0,0,0.35);
}

.phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 24px;
  background: #0f172a;
  border-radius: 0 0 20px 20px;
  z-index: 2;
}

.phone-screen {
  width: 100%;
  border-radius: 26px;
  overflow: hidden;
  background: #fff;
}

/* Section common */
.section {
  padding: 72px 0;
}

.section-tint {
  background: var(--bg-tint);
}

.section-head {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 48px;
}

.section-label {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 2.5vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

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

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(13, 148, 136, 0.2);
}

.feature-card-accent {
  background: linear-gradient(180deg, var(--accent-light) 0%, var(--surface) 100%);
  border-color: rgba(13, 148, 136, 0.25);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  background: var(--bg-tint);
  border-radius: 14px;
  font-size: 1.5rem;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 700;
}

.feature-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Cleanup */
.cleanup-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.cleanup-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.cleanup-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.cleanup-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  border-radius: 14px;
  font-size: 1.6rem;
}

.cleanup-card h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 700;
}

.cleanup-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Privacy */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.privacy-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.privacy-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.privacy-card-highlight {
  background: linear-gradient(180deg, var(--accent-light) 0%, var(--surface) 100%);
  border-color: rgba(13, 148, 136, 0.25);
}

.privacy-icon {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 1.5rem;
}

.privacy-card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 700;
}

.privacy-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.disclaimer {
  max-width: 720px;
  margin: 32px auto 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
}

.disclaimer summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}

.disclaimer-body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.disclaimer-body p {
  margin: 10px 0;
}

.disclaimer-body code {
  font-family: ui-monospace, monospace;
  font-size: 0.85em;
  background: var(--bg-tint);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.gallery-item {
  margin: 0;
}

.gallery-frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.gallery-frame:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.gallery-frame img {
  border-radius: 12px;
  width: 100%;
}

/* Contact CTA */
.section-cta {
  padding: 64px 0;
}

.contact-card {
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  padding: 40px 32px;
  background: linear-gradient(180deg, var(--accent-light) 0%, var(--surface) 100%);
  border: 1px solid rgba(13, 148, 136, 0.2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  margin: 0 0 12px;
  font-size: 1.5rem;
  font-weight: 800;
}

.contact-card p {
  margin: 0 0 8px;
  color: var(--text-muted);
}

.contact-card a {
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

.contact-card a:hover {
  text-decoration: underline;
}

.fineprint {
  margin: 24px 0 0 !important;
  font-size: 0.85rem;
  color: var(--text-muted) !important;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .lead {
    max-width: none;
  }

  .hero-badges {
    justify-content: center;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cleanup-grid,
  .privacy-grid {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    width: calc(100% - 32px);
  }

  .nav {
    display: none;
  }

  .hero {
    padding: 40px 0 56px;
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }

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

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

  .section {
    padding: 48px 0;
  }

  .cleanup-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}