:root {
  --ocean-deep: #0a3d62;
  --deep-teal: #055a68;
  --pool-blue: #088395;
  --wave-cyan: #4cc9f0;
  --mist-blue: #8ecae6;
  --foam-white: #fdfdfd;
  --sun-gold: #ffd700;
  --sunset-orange: #ffa500;
  --lagoon-purple: #800080;
  --splash-pink: #ff1493;
  --navy-dark: #2b2b2b;
  --success-mint: #52b788;
  --glass: rgba(10, 61, 98, 0.55);
  --glass-border: rgba(76, 201, 240, 0.25);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --radius-sm: 16px;
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Nunito", system-ui, -apple-system, sans-serif;
  color: var(--foam-white);
  background:
    radial-gradient(circle at 15% 10%, rgba(128, 0, 128, 0.18), transparent 35%),
    radial-gradient(circle at 85% 20%, rgba(255, 20, 147, 0.12), transparent 30%),
    linear-gradient(165deg, #041f33 0%, var(--ocean-deep) 35%, var(--deep-teal) 100%);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

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

a {
  color: var(--wave-cyan);
  text-decoration: none;
}

a:hover {
  color: var(--sun-gold);
}

.wave-bg {
  position: fixed;
  inset: auto 0 0;
  height: 220px;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.wave {
  position: absolute;
  left: -10%;
  width: 120%;
  height: 120px;
  border-radius: 45%;
  opacity: 0.12;
}

.wave-1 {
  bottom: 0;
  background: var(--wave-cyan);
  animation: drift 12s linear infinite;
}

.wave-2 {
  bottom: 20px;
  background: var(--pool-blue);
  animation: drift 16s linear infinite reverse;
  opacity: 0.08;
}

.wave-3 {
  bottom: 40px;
  background: var(--sun-gold);
  animation: drift 20s linear infinite;
  opacity: 0.05;
}

@keyframes drift {
  from { transform: translateX(0) rotate(0deg); }
  to { transform: translateX(-8%) rotate(360deg); }
}

.bubbles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bubble {
  position: absolute;
  bottom: -40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.45), rgba(76, 201, 240, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.12);
  animation: rise linear infinite;
}

@keyframes rise {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% { opacity: 0.7; }
  90% { opacity: 0.4; }
  100% {
    transform: translateY(-110vh) translateX(30px);
    opacity: 0;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(4, 31, 51, 0.72);
  border-bottom: 1px solid var(--glass-border);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--foam-white);
  font-weight: 800;
  font-size: 1.05rem;
}

.brand img {
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: block;
  padding: 10px 16px;
  border-radius: 999px;
  color: var(--mist-blue);
  font-weight: 700;
  transition: background 0.2s, color 0.2s;
}

.nav-links a:hover {
  background: rgba(76, 201, 240, 0.12);
  color: var(--foam-white);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--foam-white);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

main {
  position: relative;
  z-index: 1;
}

.hero {
  position: relative;
  padding: 72px 24px 48px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("assets/bg_onboarding.png") center / cover no-repeat;
  opacity: 0.14;
  mask-image: linear-gradient(to bottom, black 40%, transparent);
}

.hero-glow {
  position: absolute;
  top: 10%;
  left: 50%;
  width: 520px;
  height: 520px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(76, 201, 240, 0.22), transparent 65%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 320px;
}

.hero-ring {
  position: absolute;
  width: 280px;
  height: 280px;
  border: 2px solid rgba(76, 201, 240, 0.25);
  border-radius: 50%;
  animation: pulse-ring 3s ease-in-out infinite;
}

@keyframes pulse-ring {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.08); opacity: 1; }
}

.hero-icon {
  position: relative;
  border-radius: 36px;
  box-shadow: var(--shadow), 0 0 0 6px rgba(255, 215, 0, 0.15);
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-float {
  position: absolute;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
}

.hero-float-1 {
  top: 12%;
  right: 8%;
  animation: float 3.2s ease-in-out infinite 0.4s;
}

.hero-float-2 {
  bottom: 18%;
  left: 6%;
  animation: float 3.8s ease-in-out infinite 0.8s;
}

.hero-float-3 {
  top: 42%;
  left: 0;
  animation: float 4.4s ease-in-out infinite 1.2s;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 215, 0, 0.12);
  color: var(--sun-gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  font-weight: 900;
}

.gradient-text {
  background: linear-gradient(90deg, var(--wave-cyan), var(--sun-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin: 0 0 24px;
  color: var(--mist-blue);
  font-size: 1.12rem;
  max-width: 52ch;
}

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

.badge {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 800;
  border: 1px solid transparent;
}

.badge-gold {
  background: rgba(255, 215, 0, 0.14);
  color: var(--sun-gold);
  border-color: rgba(255, 215, 0, 0.25);
}

.badge-cyan {
  background: rgba(76, 201, 240, 0.12);
  color: var(--wave-cyan);
  border-color: rgba(76, 201, 240, 0.25);
}

.badge-pink {
  background: rgba(255, 20, 147, 0.12);
  color: var(--splash-pink);
  border-color: rgba(255, 20, 147, 0.25);
}

.stats-strip {
  max-width: var(--max-width);
  margin: 0 auto 24px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.stat {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 16px;
  border-radius: var(--radius-sm);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.stat strong {
  display: block;
  font-size: 0.92rem;
  line-height: 1.2;
}

.stat span {
  display: block;
  color: var(--mist-blue);
  font-size: 0.78rem;
  font-weight: 600;
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 24px;
}

.section-alt {
  position: relative;
}

.section-alt::before {
  content: "";
  position: absolute;
  inset: 0 calc(50% - 50vw);
  background: rgba(4, 31, 51, 0.45);
  z-index: -1;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}

.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
}

.section-head p {
  margin: 0;
  color: var(--mist-blue);
}

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

.feature-card {
  position: relative;
  min-height: 260px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
  background: var(--ocean-deep);
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--card-bg);
  background-size: cover;
  background-position: center;
  transition: transform 0.5s ease;
}

.feature-card:hover::before {
  transform: scale(1.06);
}

.feature-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(4, 31, 51, 0.95) 20%, rgba(4, 31, 51, 0.35) 100%);
}

.feature-body {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  gap: 10px;
}

.feature-body h3 {
  margin: 0;
  font-size: 1.25rem;
}

.feature-body p {
  margin: 0;
  color: var(--mist-blue);
  font-size: 0.92rem;
}

.steps {
  display: grid;
  gap: 18px;
}

.step-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  align-items: center;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.step-card img {
  width: 100%;
  max-height: 180px;
  object-fit: contain;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.25));
}

.step-num {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--sun-gold);
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 1.35rem;
}

.step-card p {
  margin: 0;
  color: var(--mist-blue);
}

.policy-meta {
  font-size: 0.9rem !important;
  opacity: 0.85;
}

.policy-card,
.support-card {
  padding: 32px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.policy-card h3,
.support-card h3 {
  margin: 28px 0 10px;
  font-size: 1.15rem;
  color: var(--wave-cyan);
}

.policy-card h3:first-of-type,
.support-card h3:first-child {
  margin-top: 0;
}

.policy-card p,
.policy-card li {
  color: var(--mist-blue);
}

.policy-card ul {
  padding-left: 20px;
}

.permission-list {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}

.permission {
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(5, 90, 104, 0.45);
  border-left: 4px solid var(--wave-cyan);
}

.permission strong {
  display: block;
  margin-bottom: 4px;
  color: var(--foam-white);
}

.permission p {
  margin: 0;
  font-size: 0.92rem;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 18px;
}

.support-email {
  display: inline-block;
  margin: 12px 0;
  padding: 12px 20px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--wave-cyan), var(--pool-blue));
  color: var(--navy-dark) !important;
  font-weight: 900;
  transition: transform 0.2s, box-shadow 0.2s;
}

.support-email:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(76, 201, 240, 0.3);
  color: var(--navy-dark) !important;
}

.support-note {
  font-size: 0.88rem;
  color: var(--mist-blue);
}

details {
  border-bottom: 1px solid rgba(142, 202, 230, 0.15);
  padding: 14px 0;
}

details:last-of-type {
  border-bottom: 0;
}

summary {
  cursor: pointer;
  font-weight: 800;
  color: var(--foam-white);
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  float: right;
  color: var(--sun-gold);
  font-weight: 900;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin: 10px 0 0;
  color: var(--mist-blue);
  font-size: 0.94rem;
}

.site-footer {
  position: relative;
  z-index: 1;
  margin-top: 24px;
  padding: 40px 24px 48px;
  border-top: 1px solid var(--glass-border);
  background: rgba(4, 31, 51, 0.65);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

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

.footer-brand img {
  border-radius: 14px;
}

.footer-brand strong {
  display: block;
  font-size: 1.05rem;
}

.footer-brand span {
  color: var(--mist-blue);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  font-weight: 700;
}

.copyright {
  margin: 0;
  color: rgba(142, 202, 230, 0.65);
  font-size: 0.85rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 960px) {
  .hero-inner,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
    min-height: 260px;
  }

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

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

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 12px 16px 20px;
    background: rgba(4, 31, 51, 0.96);
    border-bottom: 1px solid var(--glass-border);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s, transform 0.25s;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav {
    position: relative;
    flex-wrap: wrap;
  }

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

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

  .step-card img {
    margin: 0 auto;
  }
}