:root {
  --brand-blue: #0b67ff;
  --brand-blue-deep: #084dcc;
  --brand-green: #22c55e;
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: #dbe7f5;
  --surface: #ffffff;
  --bg-0: #e8f1ff;
  --bg-1: #f4f9ff;
  --bg-2: #ffffff;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(11, 103, 255, 0.14);
  --font: 'Plus Jakarta Sans', system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 520px at 12% -10%, rgba(11, 103, 255, 0.18), transparent 55%),
    radial-gradient(900px 480px at 92% 8%, rgba(34, 197, 94, 0.14), transparent 50%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 38%, var(--bg-2) 100%);
  -webkit-font-smoothing: antialiased;
}

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

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

.page {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 2.5rem;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  animation: rise 0.7s ease both;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(11, 103, 255, 0.2);
}

.brand__word {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.brand__edu {
  color: var(--brand-blue);
}

.brand__find {
  color: var(--brand-green);
}

.top__nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.top__nav a {
  transition: color 0.2s ease;
}

.top__nav a:hover {
  color: var(--brand-blue);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  min-height: min(72vh, 680px);
  padding: clamp(1.5rem, 4vw, 3rem) 0 2rem;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  inset: 8% 35% auto auto;
  width: min(420px, 55vw);
  height: min(420px, 55vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 103, 255, 0.16), transparent 68%);
  pointer-events: none;
  animation: pulse 5.5s ease-in-out infinite;
}

.hero__copy {
  position: relative;
  z-index: 1;
  animation: rise 0.85s 0.08s ease both;
}

.hero__brand-signal {
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  margin-bottom: 0.85rem;
}

.hero h1 {
  max-width: 14ch;
  font-size: clamp(1.85rem, 4.2vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--ink);
  margin-bottom: 0.9rem;
}

.hero__lead {
  max-width: 36ch;
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 1.6rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 180px;
  padding: 0.75rem 1.1rem;
  border-radius: 14px;
  color: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.store-btn span {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.store-btn small {
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.85;
}

.store-btn strong {
  font-size: 1.05rem;
  font-weight: 700;
}

.store-btn--apple {
  background: var(--ink);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.18);
}

.store-btn--apple:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.24);
}

.store-btn--google {
  background: var(--brand-blue);
  box-shadow: 0 12px 28px rgba(11, 103, 255, 0.28);
}

.store-btn--google:hover {
  background: var(--brand-blue-deep);
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(11, 103, 255, 0.34);
}

.hero__visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  animation: rise 0.95s 0.16s ease both;
}

.hero__visual img {
  width: min(100%, 520px);
  filter: drop-shadow(0 28px 50px rgba(11, 103, 255, 0.2));
  animation: float 6s ease-in-out infinite;
}

.about {
  margin-top: 1rem;
  padding: 2rem 0 1rem;
  max-width: 52ch;
  animation: rise 0.8s 0.25s ease both;
}

.about h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.7rem;
}

.about p {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.footer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.85rem;
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer__brand img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.footer__brand .brand__word {
  font-size: 1.1rem;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.footer__links a:hover {
  color: var(--brand-blue);
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Privacy page */
.privacy {
  width: min(720px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 3rem;
}

.privacy__header {
  text-align: center;
  margin-bottom: 2rem;
  animation: rise 0.7s ease both;
}

.privacy__header .brand {
  justify-content: center;
  margin-bottom: 1rem;
}

.privacy__header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
}

.privacy__meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.privacy__content {
  animation: rise 0.8s 0.08s ease both;
}

.privacy__content section {
  margin-bottom: 1.75rem;
}

.privacy__content h2 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.7rem;
}

.privacy__content p,
.privacy__content li {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.privacy__content p + p {
  margin-top: 0.7rem;
}

.privacy__content ul {
  margin: 0.5rem 0 0 1.2rem;
}

.privacy__content li {
  margin-bottom: 0.45rem;
}

.privacy__content a {
  color: var(--brand-blue);
  font-weight: 600;
}

.privacy__content a:hover {
  text-decoration: underline;
}

.privacy__contact {
  margin-top: 0.75rem;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--line);
  border-radius: 14px;
  line-height: 1.8;
}

.privacy__back {
  display: inline-flex;
  margin-bottom: 1.25rem;
  font-weight: 700;
  color: var(--brand-blue);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes pulse {
  0%,
  100% {
    opacity: 0.7;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.06);
  }
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    text-align: left;
    gap: 1.25rem;
    padding-top: 0.5rem;
  }

  .hero h1 {
    max-width: 16ch;
  }

  .hero__visual {
    order: -1;
  }

  .hero__visual img {
    width: min(100%, 360px);
  }

  .hero__glow {
    inset: -5% auto auto 50%;
    transform: translateX(-50%);
  }
}

@media (max-width: 520px) {
  .page {
    width: min(100% - 1.25rem, 1120px);
  }

  .top__nav {
    gap: 0.85rem;
    font-size: 0.875rem;
  }

  .brand__word {
    font-size: 1.15rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}