/* Fairy 出演者アプリ — site styles. Colors follow the app (fairy_theme.dart):
   white base, the rose accent, and a light blue as the second accent. */

:root {
  color-scheme: light;
  --canvas: #faf8fc;
  --surface: #ffffff;
  --text: #111834;
  --text-muted: #5e6478;
  --text-faint: #8c91a4;
  --divider: #e6e2ea;
  --well: #f2f4f8;

  --pink: #f5579b;
  --pink-deep: #e0407f;
  --pink-soft: #fde7f0;
  --blue: #3fa9e6;
  --blue-deep: #1f8ccb;
  --blue-soft: #e4f4fd;
  --lavender: #8e79e8;
  --lavender-soft: #efebfd;
  --logo-start: #ee4fa6;
  --logo-end: #a85cf2;

  --radius-card: 24px;
  --radius-panel: 16px;
  --shadow: 0 10px 30px rgba(48, 26, 77, 0.08);
  --container: 1080px;
  --gutter: 16px;

  --font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Noto Sans JP", "Yu Gothic UI", "Meiryo", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--pink-deep); }
a:hover { color: var(--pink); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container.narrow { max-width: 760px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link { position: absolute; left: 8px; top: -48px; padding: 8px 12px; background: var(--surface);
  border-radius: 8px; box-shadow: var(--shadow); z-index: 20; }
.skip-link:focus { top: 8px; }

.logo-text {
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--logo-start), var(--logo-end));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--divider);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 60px; gap: 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { border-radius: 9px; }
.brand-word {
  font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--logo-start), var(--logo-end));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.site-nav { display: flex; gap: 4px; }
.site-nav a {
  color: var(--text-muted); text-decoration: none; font-size: 0.95rem; font-weight: 600;
  padding: 8px 12px; border-radius: 999px;
}
.site-nav a:hover { color: var(--pink-deep); background: var(--pink-soft); }
.nav-toggle { display: none; }

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border: 1px solid var(--divider); border-radius: 12px;
    background: var(--surface); cursor: pointer;
  }
  .nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after {
    display: block; width: 18px; height: 2px; background: var(--text); border-radius: 2px; position: relative;
  }
  .nav-toggle-bar::before, .nav-toggle-bar::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bar::before { top: -6px; }
  .nav-toggle-bar::after { top: 6px; }
  .site-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0; padding: 8px var(--gutter) 16px;
    background: var(--surface); border-bottom: 1px solid var(--divider); box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 12px 8px; border-radius: 10px; font-size: 1rem; }
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(60% 60% at 0% 0%, rgba(245, 87, 155, 0.14), transparent 70%),
    radial-gradient(55% 55% at 100% 30%, rgba(63, 169, 230, 0.16), transparent 70%),
    var(--surface);
  padding: 40px 0 48px;
}
.hero-inner { display: grid; gap: 32px; align-items: center; }
.eyebrow {
  display: inline-block; margin: 0 0 12px; padding: 4px 12px; border-radius: 999px;
  background: var(--pink-soft); color: var(--pink-deep); font-weight: 700; font-size: 0.85rem;
}
.hero h1 { margin: 0 0 16px; line-height: 1.15; }
.hero h1 .logo-text { display: block; font-size: clamp(3.2rem, 12vw, 5rem); }
.hero-sub { display: block; font-size: clamp(1.5rem, 5.6vw, 2.2rem); font-weight: 800; color: var(--text); margin-top: 4px; }
.lead { margin: 0 0 24px; color: var(--text-muted); font-size: 1.05rem; }
.hero-note { margin: 16px 0 0; color: var(--text-faint); font-size: 0.88rem; }

.store-buttons { display: grid; gap: 12px; grid-template-columns: 1fr; max-width: 460px; }
@media (min-width: 480px) { .store-buttons { grid-template-columns: 1fr 1fr; } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 60px; padding: 10px 20px; border-radius: 18px;
  text-decoration: none; font-weight: 800; font-size: 1.05rem; line-height: 1.25;
  border: 2px solid transparent; transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-icon { width: 28px; height: 28px; flex: none; fill: currentColor; }
.btn-text { display: flex; flex-direction: column; align-items: flex-start; }
.btn-text small { font-size: 0.75rem; font-weight: 700; opacity: 0.85; }
.btn-block { width: 100%; margin-top: 16px; }
.btn-block .btn-text { align-items: center; }

.btn-android { background: var(--pink); color: #fff; box-shadow: 0 8px 20px rgba(245, 87, 155, 0.28); }
.btn-android:hover { background: var(--pink-deep); color: #fff; }
.btn-ios { background: var(--blue); color: #fff; box-shadow: 0 8px 20px rgba(63, 169, 230, 0.28); }
.btn-ios:hover { background: var(--blue-deep); color: #fff; }

/* A control whose download is not available yet. It still leads to its section. */
.btn.is-pending { background: var(--surface); box-shadow: none; }
.btn-android.is-pending { color: var(--pink-deep); border-color: rgba(245, 87, 155, 0.45); }
.btn-ios.is-pending { color: var(--blue-deep); border-color: rgba(63, 169, 230, 0.5); }
.btn.is-pending:hover { transform: none; }
.btn-android.is-pending:hover { background: var(--pink-soft); }
.btn-ios.is-pending:hover { background: var(--blue-soft); }

.hero-visual { position: relative; display: flex; justify-content: center; align-items: flex-end; min-height: 320px; }
.shot { border-radius: 28px; box-shadow: 0 24px 48px rgba(48, 26, 77, 0.16); background: var(--surface); }
.shot-main { width: min(64%, 300px); position: relative; z-index: 2; }
.shot-side { width: min(50%, 240px); margin-left: -18%; margin-bottom: 28px; opacity: 0.95; }

@media (min-width: 900px) {
  .hero { padding: 72px 0 80px; }
  .hero-inner { grid-template-columns: 1.05fr 1fr; gap: 48px; }
  .shot-main { width: 300px; }
  .shot-side { width: 240px; }
}

/* Sections */
[id] { scroll-margin-top: 72px; }
.section { padding: 56px 0; }
.section + .section { border-top: 1px solid var(--divider); }
.section-title { margin: 0 0 24px; font-size: clamp(1.5rem, 4.6vw, 2rem); line-height: 1.3; }
.section-kicker { margin: 0 0 6px; font-weight: 800; font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; }
.kicker-pink { color: var(--pink-deep); }
.kicker-blue { color: var(--blue-deep); }
.sub-title { margin: 36px 0 12px; font-size: 1.2rem; }

.features { background: var(--canvas); }
/* Phones: each card is followed by its screenshot. From 760px: cards on one row,
   screenshots on the next (each item spans both rows through a subgrid). */
.feature-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: 40px; }
.feature-item { display: grid; gap: 16px; }
@media (min-width: 760px) {
  .feature-grid { grid-template-columns: repeat(3, 1fr); grid-template-rows: auto auto; column-gap: 16px; row-gap: 36px; }
  .feature-item { grid-row: span 2; grid-template-rows: subgrid; row-gap: 36px; }
}
.feature-card { background: var(--surface); border-radius: var(--radius-card); padding: 24px; box-shadow: var(--shadow); }
.feature-card h3 { margin: 12px 0 6px; font-size: 1.1rem; }
.feature-card p { margin: 0; color: var(--text-muted); font-size: 0.95rem; }
.feature-icon { display: inline-flex; width: 44px; height: 44px; border-radius: 14px; align-items: center; justify-content: center; }
.feature-icon svg { width: 24px; height: 24px; }
.tone-pink { background: var(--pink-soft); fill: var(--pink); }
.tone-blue { background: var(--blue-soft); fill: var(--blue); }
.tone-lavender { background: var(--lavender-soft); fill: var(--lavender); }

.feature-shot {
  display: block; width: 100%; max-width: 320px; height: auto; margin: 0 auto; align-self: start;
  border-radius: 22px; box-shadow: var(--shadow); background: var(--surface);
}
@media (min-width: 760px) { .feature-shot { max-width: none; } }
.screens-note { margin: 16px 0 12px; color: var(--text-faint); font-size: 0.85rem; text-align: center; }

.card { background: var(--surface); border: 1px solid var(--divider); border-radius: var(--radius-card); padding: 20px; }
.card + .card, .card + .sub-title { margin-top: 24px; }
.card-soft { background: var(--canvas); margin-top: 24px; }
.card-title { margin: 0 0 12px; font-size: 1.1rem; }

.release-facts { margin: 0; display: grid; gap: 8px; }
.release-facts div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 14px; background: var(--well); border-radius: 12px; }
.release-facts dt { color: var(--text-muted); font-size: 0.9rem; white-space: nowrap; flex: none; }
.release-facts dd { margin: 0; font-weight: 700; text-align: right; }

.notice { margin-top: 16px; border-radius: var(--radius-panel); padding: 14px 16px; }
.notice p { margin: 0; font-size: 0.95rem; }
.notice-title { font-weight: 800; margin-bottom: 4px !important; }
.notice-info { background: var(--pink-soft); color: #7a1d47; }
.notice-blue { background: var(--blue-soft); color: #0f4f75; }

.steps { margin: 0; padding: 0; list-style: none; counter-reset: step; display: grid; gap: 12px; }
.steps li {
  counter-increment: step; position: relative; padding: 14px 16px 14px 60px;
  background: var(--surface); border: 1px solid var(--divider); border-radius: var(--radius-panel);
}
.steps li::before {
  content: counter(step); position: absolute; left: 16px; top: 14px;
  width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--pink), var(--logo-end)); color: #fff; font-weight: 800; font-size: 0.95rem;
}
.steps strong { display: block; }

.safety-list, .plain-list { margin: 0; padding-left: 1.2em; display: grid; gap: 8px; }
.plain-list em { font-style: normal; font-weight: 800; color: var(--pink-deep); }
.small-note { color: var(--text-muted); font-size: 0.88rem; margin: 12px 0 0; }

.details-card { margin-top: 24px; }
.details-card summary { cursor: pointer; font-weight: 700; }
.hash-list { margin: 12px 0 0; display: grid; gap: 12px; }
.hash-list dt { font-size: 0.85rem; color: var(--text-muted); }
.hash-list dd { margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.hash-list code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.8rem;
  background: var(--well); padding: 6px 8px; border-radius: 8px; overflow-wrap: anywhere; word-break: break-all;
}
.copy-btn {
  border: 1px solid var(--divider); background: var(--surface); color: var(--text-muted);
  border-radius: 999px; padding: 4px 12px; font: inherit; font-size: 0.8rem; cursor: pointer;
}
.copy-btn:hover { color: var(--pink-deep); border-color: var(--pink); }

.platform-ios { background: linear-gradient(180deg, var(--surface), #f6fbff); }

.link-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
@media (min-width: 640px) { .link-cards { grid-template-columns: 1fr 1fr; } }
.link-card {
  display: flex; flex-direction: column; gap: 2px; padding: 18px 20px; height: 100%;
  border: 1px solid var(--divider); border-radius: var(--radius-panel); text-decoration: none; color: var(--text);
  background: var(--surface); transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.link-card:hover { color: var(--text); border-color: var(--pink); box-shadow: var(--shadow); }
.link-card-title { font-weight: 800; }
.link-card-title::after { content: " →"; color: var(--pink); }
.link-card-text { color: var(--text-muted); font-size: 0.9rem; }

/* Footer */
.site-footer { background: var(--canvas); border-top: 1px solid var(--divider); padding: 32px 0 40px; }
.footer-inner { display: grid; gap: 12px; justify-items: start; }
.footer-brand { margin: 0; font-weight: 700; }
.footer-brand .logo-text { font-size: 1.3rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-nav a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; }
.footer-nav a:hover { color: var(--pink-deep); }
.copyright { margin: 0; color: var(--text-faint); font-size: 0.85rem; }

/* Simple pages (404, future guide / faq / updates) */
.page { padding: 64px 0; min-height: 60vh; }
.page h1 { font-size: clamp(1.6rem, 5vw, 2.2rem); margin: 0 0 12px; }