:root {
  --bg: #f4efe6;
  --bg-soft: #fbf7f1;
  --surface: rgba(255, 252, 247, 0.8);
  --surface-strong: #fffdf9;
  --line: rgba(78, 60, 40, 0.12);
  --text: #35271d;
  --muted: #6f5d4b;
  --accent: #c8673a;
  --accent-deep: #a64f2a;
  --accent-soft: #f0d7c3;
  --shadow: 0 24px 60px rgba(84, 61, 37, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Kosugi Maru", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.7), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(240, 215, 195, 0.9), transparent 22%),
    linear-gradient(180deg, #efe5d7 0%, var(--bg) 45%, #f7f2ea 100%);
}

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

code {
  padding: 0.15rem 0.4rem;
  border-radius: 999px;
  background: rgba(201, 136, 94, 0.12);
  font-family: Consolas, monospace;
  font-size: 0.92rem;
}

.page-shell {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 3rem;
}

.hero {
  position: relative;
  padding: 1.2rem 0 2rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 3rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 10px 24px rgba(176, 91, 50, 0.35);
}

.topbar-links {
  display: flex;
  gap: 1.2rem;
  color: var(--muted);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow,
.section-label,
.preview-label {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-deep);
  font-size: 0.84rem;
}

.hero-copy h1,
.section-heading h2,
.privacy-article h1 {
  margin: 0;
  font-family: "Zen Old Mincho", serif;
  font-weight: 700;
  line-height: 1.2;
}

.hero-copy h1 {
  margin-top: 0.6rem;
  font-size: clamp(2.6rem, 5vw, 4.6rem);
}

.hero-text,
.long-copy,
.feature-card p,
.support-card p,
.privacy-article p,
.privacy-article li {
  color: var(--muted);
  line-height: 1.9;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.topbar-links a:hover,
.footer-links a:hover,
.support-card a:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 18px 32px rgba(182, 104, 61, 0.28);
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.hero-card,
.feature-card,
.support-card,
.privacy-article,
.accent-section {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-card {
  border-radius: 30px;
  padding: 1.4rem;
}

.app-preview {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 248, 240, 0.9), rgba(250, 237, 224, 0.96)),
    linear-gradient(135deg, rgba(200, 103, 58, 0.15), rgba(255, 255, 255, 0));
}

.preview-glow {
  position: absolute;
  inset: auto -10% -20% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 103, 58, 0.28), transparent 70%);
}

.preview-screen {
  position: relative;
  z-index: 1;
  padding: 2rem;
}

.preview-screen h2 {
  margin: 0.4rem 0 1.5rem;
  font-family: "Zen Old Mincho", serif;
  font-size: 2rem;
}

.preview-list {
  display: grid;
  gap: 1rem;
  margin: 0;
}

.preview-list div,
.feature-card,
.support-card {
  border-radius: 22px;
  padding: 1.2rem;
  background: rgba(255, 255, 255, 0.5);
}

.preview-list dt {
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.preview-list dd {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.section {
  margin-top: 3rem;
}

.section-heading {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1.3rem;
}

.feature-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.feature-card h3,
.support-card h3 {
  margin-top: 0;
  font-family: "Zen Old Mincho", serif;
}

.accent-section {
  padding: 1.5rem;
  border-radius: 28px;
}

.link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.support-card a {
  color: var(--accent-deep);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.privacy-page {
  min-height: 100vh;
  padding: 2rem 0 4rem;
}

.privacy-article {
  width: min(900px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem;
  border-radius: 28px;
}

.privacy-article section + section {
  margin-top: 2rem;
}

.privacy-article ul {
  padding-left: 1.2rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .feature-grid,
  .support-grid,
  .footer {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    display: grid;
  }

  .footer {
    display: grid;
  }
}

@media (max-width: 720px) {
  .page-shell,
  .privacy-article {
    width: min(100% - 1rem, 100%);
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar-links,
  .cta-row {
    width: 100%;
  }

  .topbar-links {
    flex-wrap: wrap;
  }

  .button {
    width: 100%;
  }
}