:root {
  --bg: #0F172A;
  --bg-soft: #111C33;
  --surface: rgba(248, 250, 252, 0.07);
  --surface-strong: rgba(248, 250, 252, 0.11);
  --border: rgba(248, 250, 252, 0.16);
  --text: #F8FAFC;
  --muted: #CBD5E1;
  --primary: #7C3AED;
  --primary-light: #A78BFA;
  --accent: #38BDF8;
  --success: #22C55E;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(124, 58, 237, 0.28), transparent 32rem),
    linear-gradient(135deg, #0F172A 0%, #111827 54%, #0B1120 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.84);
  backdrop-filter: blur(16px);
}

.site-nav,
.footer,
main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-nav {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.nav-links,
.footer-links,
.hero-actions,
.card-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(124, 58, 237, 1), rgba(56, 189, 248, 0.9)),
    var(--primary);
  box-shadow: 0 0 32px rgba(124, 58, 237, 0.7);
}

.nav-links,
.footer-links {
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a,
.footer-links a,
.section-nav a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a:hover,
.footer-links a:hover,
.section-nav a:hover,
.legal-section a:hover {
  color: var(--text);
}

.section-nav {
  position: sticky;
  top: 72px;
  z-index: 25;
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.78);
  backdrop-filter: blur(14px);
}

.section-nav a {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 8px 13px;
}

.section-nav a:hover {
  border-color: var(--border);
  background: var(--surface);
}

.hero {
  padding: 96px 0 72px;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 72px);
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--primary-light);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 820px;
  margin: 0;
  color: var(--text);
  font-size: clamp(42px, 8vw, 84px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 20px;
  color: var(--text);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
  letter-spacing: 0;
}

h3 {
  margin: 28px 0 8px;
  color: var(--text);
  font-size: 18px;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 700px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.3vw, 22px);
}

.hero-actions {
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--primary);
  color: var(--text);
  box-shadow: 0 14px 34px rgba(124, 58, 237, 0.32);
}

.button.secondary,
.button.ghost {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px;
  background:
    linear-gradient(145deg, rgba(124, 58, 237, 0.22), rgba(56, 189, 248, 0.08)),
    var(--surface);
  box-shadow: var(--shadow);
}

.hero-panel p {
  position: absolute;
  right: 28px;
  bottom: 24px;
  left: 28px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.pulse-lines {
  display: grid;
  height: 290px;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 13px;
}

.pulse-lines span {
  display: block;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent), var(--primary));
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.5);
}

.pulse-lines span:nth-child(1) { height: 34%; }
.pulse-lines span:nth-child(2) { height: 64%; }
.pulse-lines span:nth-child(3) { height: 94%; }
.pulse-lines span:nth-child(4) { height: 55%; }
.pulse-lines span:nth-child(5) { height: 75%; }

.section {
  padding: 48px 0 96px;
}

.section-heading {
  margin-bottom: 24px;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.app-card,
.legal-section {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.app-card {
  display: flex;
  min-height: 390px;
  align-items: center;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  padding: 24px;
  text-align: center;
}

.app-card h3 {
  margin-top: 0;
  font-size: 24px;
}

.app-card p,
.legal-section p,
.legal-section li,
.muted,
.footer p {
  color: var(--muted);
}

.app-icon {
  display: grid;
  width: 100px;
  height: 100px;
  place-items: center;
  border: 1px solid rgba(248, 250, 252, 0.18);
  border-radius: 20px;
  color: var(--text);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.34);
  font-size: 15px;
  font-weight: 900;
}

.app-logo {
  display: block;
  width: 100px;
  height: 100px;
  border: 1px solid rgba(248, 250, 252, 0.18);
  border-radius: 20px;
  object-fit: cover;
  box-shadow:
    0 22px 46px rgba(0, 0, 0, 0.36),
    0 0 0 8px rgba(248, 250, 252, 0.04);
}

.app-icon.study {
  background: linear-gradient(135deg, #22C55E, #38BDF8);
}

.app-icon.sound {
  background: linear-gradient(135deg, #7C3AED, #EC4899);
}

.app-icon.podcast {
  background: linear-gradient(135deg, #F59E0B, #7C3AED);
}

.card-actions {
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.status-pill {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  border: 1px solid rgba(34, 197, 94, 0.38);
  border-radius: 999px;
  padding: 6px 12px;
  background: rgba(34, 197, 94, 0.12);
  color: #BBF7D0;
  font-size: 13px;
  font-weight: 800;
}

.legal-main {
  width: min(980px, calc(100% - 40px));
}

.legal-hero {
  padding-bottom: 40px;
}

.legal-app-heading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.legal-app-heading .eyebrow {
  margin: 0;
}

.legal-app-logo {
  display: block;
  width: 58px;
  height: 58px;
  border: 1px solid rgba(248, 250, 252, 0.18);
  border-radius: 14px;
  object-fit: cover;
  box-shadow:
    0 16px 34px rgba(0, 0, 0, 0.34),
    0 0 0 6px rgba(248, 250, 252, 0.04);
}

.legal-hero h1 {
  font-size: clamp(38px, 6.5vw, 68px);
}

.legal-section {
  scroll-margin-top: 136px;
  margin: 0 0 24px;
  padding: clamp(24px, 4vw, 44px);
}

.legal-section a {
  color: var(--primary-light);
  font-weight: 800;
}

.legal-section ul {
  padding-left: 22px;
}

.legal-section ol {
  padding-left: 22px;
}

.legal-section li + li {
  margin-top: 8px;
}

.deletion-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.deletion-grid > div {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  background: rgba(248, 250, 252, 0.05);
}

.deletion-grid h3 {
  margin-top: 0;
}

.contact-section {
  background:
    linear-gradient(135deg, rgba(124, 58, 237, 0.22), rgba(56, 189, 248, 0.08)),
    var(--surface-strong);
}

.deletion-main .legal-hero {
  padding-bottom: 30px;
}

.request-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 18px;
  align-items: start;
}

.request-form {
  display: grid;
  gap: 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  background: rgba(15, 23, 42, 0.52);
}

.request-form h3 {
  margin-top: 0;
}

.request-form label {
  display: grid;
  gap: 7px;
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
}

.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(248, 250, 252, 0.09);
  color: var(--text);
  font: inherit;
  padding: 12px 14px;
}

.request-form input[readonly] {
  color: var(--muted);
}

.request-form select option {
  color: #0F172A;
}

.request-form textarea {
  min-height: 120px;
  resize: vertical;
}

.request-form .button {
  width: 100%;
  border: 0;
  cursor: pointer;
}

.form-note,
.form-confirmation {
  margin: 0;
  font-size: 14px;
}

.form-confirmation {
  border: 1px solid rgba(34, 197, 94, 0.38);
  border-radius: 16px;
  padding: 12px 14px;
  background: rgba(34, 197, 94, 0.12);
  color: #BBF7D0;
  font-weight: 800;
}

.footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 0 48px;
  border-top: 1px solid var(--border);
}

.footer p {
  margin: 6px 0 0;
}

@media (max-width: 900px) {
  .landing-hero,
  .app-grid,
  .deletion-grid,
  .request-grid {
    grid-template-columns: 1fr;
  }

  .landing-hero {
    min-height: auto;
    padding-top: 64px;
  }

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

  .app-card {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .site-nav,
  .footer,
  main,
  .legal-main {
    width: min(100% - 28px, 1120px);
  }

  .site-nav {
    min-height: 66px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 12px 0;
  }

  .nav-links {
    gap: 12px;
  }

  .section-nav {
    top: 91px;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .hero {
    padding: 54px 0 42px;
  }

  .landing-hero {
    gap: 28px;
  }

  .hero-actions,
  .card-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-panel {
    border-radius: 22px;
    padding: 20px;
  }

  .legal-section {
    scroll-margin-top: 154px;
    border-radius: 20px;
  }

  .footer {
    flex-direction: column;
  }
}