/* ====================================================
   花図鉑 — pixel-herbarium.com
   Warm minimal Japanese aesthetic
   ==================================================== */

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

:root {
  --bg:         #f5f4f1;
  --bg-card:    #ffffff;
  --text:       #2a2a2a;
  --text-sub:   #6b6460;
  --border:     #ddd8d2;
  --green:      #5a7c5a;
  --green-light:#e8f0e8;
  --pink:       #e8a8a0;
  --pink-light: #fdf0ee;
  --radius:     12px;
  --font-body:  -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-disp:  "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", Georgia, serif;
}

html { font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Header ── */
.site-header {
  padding: 48px 0 32px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.app-icon {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  margin: 0 auto 20px;
  display: block;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
}

.app-icon-emoji {
  font-size: 72px;
  line-height: 1;
  display: block;
  margin: 0 auto 16px;
}

.app-name {
  font-family: var(--font-disp);
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 4px;
}

.app-name-reading {
  font-size: 0.8rem;
  color: var(--text-sub);
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}

.app-tagline {
  font-size: 1rem;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── Hero ── */
.hero {
  padding: 48px 0;
  text-align: center;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 480px;
  margin: 0 auto 32px;
  line-height: 1.8;
}

.badge-row {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.badge-green { background: var(--green-light); color: var(--green); }
.badge-pink  { background: var(--pink-light);  color: #c06060; }

.appstore-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--text);
  color: #fff;
  text-decoration: none;
  border-radius: 12px;
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: opacity 0.15s;
}

.appstore-btn:hover { opacity: 0.8; }

.appstore-btn svg { flex-shrink: 0; }

.appstore-btn-inner { display: flex; flex-direction: column; line-height: 1.2; }
.appstore-btn-sub { font-size: 0.68rem; opacity: 0.75; font-weight: 400; }
.appstore-btn-main { font-size: 1rem; font-weight: 600; letter-spacing: 0.02em; }

/* ── Divider ── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

.divider-dot {
  text-align: center;
  color: var(--border);
  font-size: 0.7rem;
  letter-spacing: 0.5em;
  padding: 12px 0;
}

/* ── Features ── */
.features { padding: 48px 0; }

.section-title {
  font-family: var(--font-disp);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text);
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: 0.06em;
}

.feature-list {
  display: grid;
  gap: 16px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
  width: 48px;
  text-align: center;
}

.feature-text h3 {
  font-family: var(--font-disp);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.feature-text p {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── About ── */
.about {
  padding: 48px 0;
  text-align: center;
}

.about p {
  font-size: 0.9rem;
  color: var(--text-sub);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0 48px;
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-sub);
  text-decoration: none;
}

.footer-links a:hover { color: var(--text); text-decoration: underline; }

.footer-copy {
  font-size: 0.75rem;
  color: var(--border);
  letter-spacing: 0.05em;
}

/* ── Privacy / Support page ── */
.page-content {
  padding: 48px 0 64px;
}

.page-content h1 {
  font-family: var(--font-disp);
  font-size: 1.6rem;
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}

.page-content .updated {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-bottom: 40px;
}

.page-content h2 {
  font-family: var(--font-disp);
  font-size: 1.05rem;
  font-weight: 500;
  margin: 36px 0 12px;
  color: var(--text);
  border-left: 3px solid var(--green);
  padding-left: 10px;
}

.page-content h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 20px 0 8px;
  color: var(--text);
}

.page-content p,
.page-content li {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 8px;
}

.page-content ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

.page-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 12px 0 20px;
}

.page-content th,
.page-content td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
  line-height: 1.5;
}

.page-content th {
  background: var(--green-light);
  color: var(--text);
  font-weight: 600;
}

.page-content a { color: var(--green); }

/* Contact card */
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 24px 0;
}

.contact-card .contact-label {
  font-size: 0.78rem;
  color: var(--text-sub);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.contact-card a {
  font-size: 1rem;
  color: var(--green);
  text-decoration: none;
  font-weight: 500;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.faq-item:last-child { border-bottom: none; }

.faq-q {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.faq-a {
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .app-name { font-size: 1.6rem; }
  .feature-card { padding: 16px; }
  .container { padding: 0 16px; }
}