/*
Theme Name: Shiha Fan Site v2
Theme URI: https://shiha.fun/
Author: Morino Shiha Project
Description: 森野詩葉ファンサイト「詩を言の葉にのせて」専用テーマ。白と淡い水色を基調に、森の緑をアクセントにしたキャラクター中心のレスポンシブデザイン。
Version: 2.1.0
Text Domain: shiha-fan
*/

:root {
  --ink: #17212b;
  --ink-soft: #4c5b69;
  --muted: #72808d;
  --paper: #ffffff;
  --mist: #f5fbff;
  --sky-50: #eef9ff;
  --sky-100: #dff3ff;
  --sky-200: #bfe6f8;
  --sky-400: #72bfdf;
  --sky-600: #3b8fb6;
  --leaf-100: #e8f4e9;
  --leaf-400: #87b68b;
  --leaf-600: #5d8f63;
  --line: rgba(35, 86, 112, .12);
  --glass: rgba(255,255,255,.72);
  --shadow-sm: 0 10px 30px rgba(43, 91, 116, .08);
  --shadow: 0 24px 70px rgba(43, 91, 116, .14);
  --radius-sm: 14px;
  --radius: 24px;
  --radius-lg: 38px;
  --wrap: 1180px;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;
  --font-serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 5%, rgba(191,230,248,.55), transparent 24rem),
    radial-gradient(circle at 90% 15%, rgba(232,244,233,.7), transparent 22rem),
    linear-gradient(180deg, #fbfeff 0%, #ffffff 42%, #f8fcff 100%);
  font-family: var(--font-sans);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }

.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 9999;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px;
}
.skip-link:focus { top: 16px; }

.site-shell { overflow: clip; }
.wrap { width: min(calc(100% - 40px), var(--wrap)); margin-inline: auto; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid rgba(64, 129, 158, .08);
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(18px) saturate(130%);
}
.header-inner { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 0; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--sky-100), var(--leaf-100));
  box-shadow: inset 0 0 0 1px rgba(59,143,182,.14);
}
.brand-mark::before { content: "葉"; font-family: var(--font-serif); color: var(--leaf-600); font-size: 17px; }
.brand-copy { display: grid; line-height: 1.15; }
.brand-copy strong { font-family: var(--font-serif); font-weight: 700; letter-spacing: .08em; font-size: 17px; }
.brand-copy small { color: var(--muted); font-size: 10px; letter-spacing: .12em; margin-top: 4px; white-space: nowrap; }

.nav-toggle { display: none; border: 0; background: transparent; padding: 10px; border-radius: 12px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: .25s ease; }
.site-nav ul { display: flex; align-items: center; gap: 26px; list-style: none; padding: 0; margin: 0; }
.site-nav a { text-decoration: none; color: #33404b; font-size: 13px; font-weight: 700; letter-spacing: .04em; }
.site-nav a:hover, .site-nav a:focus { color: var(--sky-600); }
.nav-pill a { padding: 10px 16px; border-radius: 999px; background: linear-gradient(135deg, var(--sky-100), var(--leaf-100)); }

.hero { position: relative; min-height: 720px; display: grid; align-items: center; padding: 70px 0 80px; }
.hero::before,
.hero::after { content: ""; position: absolute; pointer-events: none; border-radius: 50%; filter: blur(1px); }
.hero::before { width: 420px; height: 420px; right: -130px; top: 30px; background: radial-gradient(circle, rgba(114,191,223,.18), transparent 68%); }
.hero::after { width: 330px; height: 330px; left: -150px; bottom: 20px; background: radial-gradient(circle, rgba(135,182,139,.16), transparent 68%); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 70px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--sky-600); font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 30px; height: 1px; background: currentColor; }
.hero h1 { margin: 18px 0 22px; font-family: var(--font-serif); font-weight: 500; line-height: 1.32; letter-spacing: .05em; font-size: clamp(42px, 6vw, 78px); }
.hero h1 .accent { display: block; color: var(--sky-600); font-size: .62em; margin-top: 6px; letter-spacing: .1em; }
.hero-lead { max-width: 640px; color: var(--ink-soft); font-size: 16px; line-height: 2.1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 0 20px; border-radius: 999px; text-decoration: none; font-weight: 800; font-size: 13px; border: 1px solid transparent; transition: .25s ease; }
.button.primary { color: #fff; background: linear-gradient(135deg, var(--sky-600), #5ba9c9); box-shadow: 0 12px 26px rgba(59,143,182,.22); }
.button.secondary { background: rgba(255,255,255,.72); border-color: var(--line); color: var(--ink); }
.button:hover { transform: translateY(-2px); }

.hero-visual { position: relative; min-height: 560px; display: grid; place-items: center; }
.hero-frame {
  position: relative; width: min(100%, 470px); aspect-ratio: .79;
  border-radius: 48% 48% 32px 32px;
  background:
    radial-gradient(circle at 46% 25%, rgba(255,255,255,.95), rgba(255,255,255,.25) 35%, transparent 36%),
    linear-gradient(165deg, rgba(223,243,255,.94), rgba(255,255,255,.92) 48%, rgba(232,244,233,.92));
  border: 1px solid rgba(92, 151, 177, .18);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-frame::before { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(255,255,255,.72); border-radius: inherit; }
.hero-character { position: absolute; inset: 0; display: flex; align-items: flex-end; justify-content: center; }
.hero-character img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.hero-placeholder { position: absolute; inset: 0; display: grid; place-items: center; padding: 60px; text-align: center; color: var(--muted); }
.hero-placeholder strong { display: block; font-family: var(--font-serif); font-size: 26px; color: var(--sky-600); margin-bottom: 10px; }
.float-card { position: absolute; padding: 13px 16px; border: 1px solid rgba(88, 145, 171, .14); background: rgba(255,255,255,.82); backdrop-filter: blur(14px); border-radius: 18px; box-shadow: var(--shadow-sm); font-size: 12px; color: var(--ink-soft); }
.float-card strong { color: var(--ink); }
.float-card.one { right: -12px; top: 14%; }
.float-card.two { left: -24px; bottom: 18%; }

.notice-strip { margin-top: -26px; position: relative; z-index: 5; }
.notice-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; padding: 18px 22px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.84); box-shadow: var(--shadow-sm); backdrop-filter: blur(14px); }
.notice-label { font-size: 10px; font-weight: 900; letter-spacing: .16em; color: var(--sky-600); }
.notice-title { font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.notice-more { font-size: 11px; color: var(--muted); text-decoration: none; }

.section { padding: 110px 0; position: relative; }
.section.compact { padding: 82px 0; }
.section-tint { background: linear-gradient(180deg, rgba(238,249,255,.58), rgba(255,255,255,.4)); border-top: 1px solid rgba(59,143,182,.06); border-bottom: 1px solid rgba(59,143,182,.06); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 42px; }
.section-title { margin: 8px 0 0; font-family: var(--font-serif); font-size: clamp(30px, 4vw, 48px); font-weight: 500; letter-spacing: .05em; }
.section-desc { max-width: 470px; color: var(--muted); font-size: 13px; }
.text-link { color: var(--sky-600); font-weight: 800; font-size: 12px; text-decoration: none; white-space: nowrap; }

.cards { display: grid; gap: 20px; }
.cards.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card { background: rgba(255,255,255,.84); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); overflow: hidden; }
.card-body { padding: 24px; }
.card-kicker { font-size: 10px; letter-spacing: .14em; text-transform: uppercase; font-weight: 900; color: var(--sky-600); }
.card h3 { margin: 10px 0 10px; font-size: 18px; line-height: 1.55; }
.card p { margin: 0; color: var(--muted); font-size: 13px; }
.card-meta { margin-top: 16px; color: #8a96a1; font-size: 11px; }

.profile-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 58px; align-items: center; }
.profile-art { min-height: 430px; border-radius: var(--radius-lg); background: linear-gradient(145deg, var(--sky-100), #fff 50%, var(--leaf-100)); border: 1px solid var(--line); display: grid; place-items: center; position: relative; overflow: hidden; }
.profile-art::before { content: "詩"; position: absolute; font-family: var(--font-serif); font-size: 230px; color: rgba(114,191,223,.08); top: -45px; right: 10px; }
.profile-art-inner { text-align: center; position: relative; z-index: 2; padding: 40px; }
.profile-art .jp { font-family: var(--font-serif); font-size: 44px; letter-spacing: .12em; }
.profile-art .en { color: var(--sky-600); letter-spacing: .2em; font-size: 10px; font-weight: 900; margin-top: 8px; }
.profile-copy h2 { font-family: var(--font-serif); font-size: 34px; font-weight: 500; margin: 0 0 18px; }
.profile-copy p { color: var(--ink-soft); }
.profile-facts { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 30px; }
.fact { padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.62); }
.fact small { display: block; color: var(--muted); font-size: 10px; margin-bottom: 5px; letter-spacing: .08em; }
.fact strong { font-size: 13px; }

.schedule-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.schedule-item { padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255,255,255,.86); box-shadow: var(--shadow-sm); }
.schedule-time { color: var(--sky-600); font-weight: 900; font-size: 13px; }
.schedule-item h3 { margin: 8px 0; font-size: 17px; }
.schedule-item p { margin: 0; color: var(--muted); font-size: 12px; }

.media-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 22px; }
.feature-media { min-height: 390px; border-radius: var(--radius-lg); background: linear-gradient(135deg, #dff3ff, #fff 55%, #e8f4e9); border: 1px solid var(--line); position: relative; overflow: hidden; display: flex; align-items: end; padding: 34px; }
.feature-media::before { content: "▶"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 58px; color: rgba(59,143,182,.18); }
.feature-media-copy { position: relative; z-index: 2; max-width: 520px; }
.feature-media h3 { font-size: 25px; margin: 10px 0 8px; }
.feature-media p { color: var(--ink-soft); margin: 0; font-size: 13px; }
.media-stack { display: grid; gap: 18px; }
.mini-media { min-height: 185px; padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255,255,255,.86); display: flex; flex-direction: column; justify-content: end; }
.mini-media h3 { margin: 8px 0 0; font-size: 16px; }

.goods-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.goods-card { border-radius: var(--radius); background: rgba(255,255,255,.88); border: 1px solid var(--line); overflow: hidden; box-shadow: var(--shadow-sm); }
.goods-visual { aspect-ratio: 1.25; display: grid; place-items: center; background: linear-gradient(145deg, var(--sky-100), #fff 56%, var(--leaf-100)); font-family: var(--font-serif); color: var(--sky-600); font-size: 40px; }
.goods-body { padding: 22px; }
.goods-badge { display: inline-flex; padding: 5px 9px; border-radius: 999px; background: var(--sky-50); color: var(--sky-600); font-size: 9px; font-weight: 900; letter-spacing: .08em; }
.goods-card h3 { margin: 11px 0 6px; font-size: 17px; }
.goods-price { color: var(--ink-soft); font-size: 12px; }

.site-footer { padding: 64px 0 28px; background: #f5fafd; border-top: 1px solid rgba(59,143,182,.08); }
.footer-grid { display: grid; grid-template-columns: 1.25fr .65fr .65fr .85fr; gap: 42px; }
.footer-brand h2 { font-family: var(--font-serif); font-weight: 500; margin: 0 0 10px; }
.footer-brand p { color: var(--muted); font-size: 12px; max-width: 410px; }
.footer-col h3 { font-size: 10px; letter-spacing: .14em; color: var(--sky-600); text-transform: uppercase; }
.footer-col ul { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; }
.footer-col a { text-decoration: none; color: var(--ink-soft); font-size: 12px; }
.footer-col a:hover, .footer-col a:focus-visible { color: var(--sky-600); }
.footer-contact { margin: 14px 0 0; color: var(--muted); font-size: 11px; line-height: 1.7; }
.footer-contact a { display: inline-block; margin-top: 5px; font-weight: 800; color: var(--sky-600); word-break: break-all; }
.copyright-links { display: inline-flex; flex-wrap: wrap; gap: 12px; }
.copyright-links a { color: #71808c; text-decoration: none; }
.copyright-links a:hover, .copyright-links a:focus-visible { color: var(--sky-600); }
.copyright { margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--line); color: #8b98a3; font-size: 10px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

.content-area { padding: 90px 0 110px; }
.content-grid { display: grid; grid-template-columns: minmax(0, 780px) 1fr; gap: 60px; }
.entry { background: rgba(255,255,255,.88); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(26px, 5vw, 52px); box-shadow: var(--shadow-sm); }
.entry-title { font-family: var(--font-serif); font-size: clamp(28px,4vw,46px); font-weight: 500; line-height: 1.45; margin: 0 0 14px; }
.entry-meta { color: var(--muted); font-size: 11px; margin-bottom: 34px; }
.entry-content h2 { font-family: var(--font-serif); font-weight: 500; margin-top: 2.2em; }
.entry-content a { color: var(--sky-600); }
.entry-content blockquote { margin: 28px 0; padding: 18px 24px; border-left: 3px solid var(--sky-400); background: var(--sky-50); border-radius: 0 16px 16px 0; }
.posts-list { display: grid; gap: 18px; }
.post-row { padding: 24px; border-radius: 20px; border: 1px solid var(--line); background: #fff; }
.post-row h2 { margin: 8px 0; font-size: 21px; }
.post-row a { text-decoration: none; }
.post-row p { color: var(--muted); font-size: 13px; }
.pagination { margin-top: 32px; }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero { min-height: auto; }
  .hero-grid, .profile-grid, .media-grid, .content-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 40px; }
  .hero-copy { text-align: center; }
  .hero-copy .eyebrow { justify-content: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { min-height: 500px; }
  .float-card.one { right: 6%; }
  .float-card.two { left: 5%; }
  .cards.three, .schedule-grid, .goods-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .wrap { width: min(calc(100% - 28px), var(--wrap)); }
  .header-inner { min-height: 66px; }
  .nav-toggle { display: block; }
  .site-nav { position: fixed; left: 14px; right: 14px; top: 74px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.97); box-shadow: var(--shadow); padding: 18px; opacity: 0; pointer-events: none; transform: translateY(-8px); transition: .2s ease; }
  .site-nav.open { opacity: 1; pointer-events: auto; transform: none; }
  .site-nav ul { align-items: stretch; flex-direction: column; gap: 4px; }
  .site-nav a { display: block; padding: 10px 12px; }
  .hero { padding-top: 54px; }
  .hero h1 { font-size: clamp(38px, 13vw, 58px); }
  .hero-visual { min-height: 420px; }
  .hero-frame { width: min(92%, 380px); }
  .float-card { font-size: 10px; }
  .notice-card { grid-template-columns: auto 1fr; }
  .notice-more { display: none; }
  .section { padding: 78px 0; }
  .section-head { display: block; }
  .section-desc { margin-top: 12px; }
  .cards.three, .schedule-grid, .goods-grid, .profile-facts { grid-template-columns: 1fr; }
  .profile-art { min-height: 330px; }
  .profile-art::before { font-size: 170px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}