/* =========================================================
   Dream Parade — ディズニー写真ブログ
   共有スタイルシート
   ========================================================= */

:root {
  --bg:        #0b0e24;
  --bg-soft:   #121640;
  --bg-card:   #161a47;
  --bg-card-2: #1c2156;
  --line:      rgba(255,255,255,.10);
  --ink:       #eef1ff;
  --ink-dim:   #aeb4dd;
  --ink-mute:  #7f87b8;
  --gold:      #f4c95d;
  --pink:      #ff7ec8;
  --purple:    #b58bff;
  --teal:      #5cd6ff;
  --grad-magic: linear-gradient(120deg, #ff7ec8 0%, #b58bff 45%, #5cd6ff 100%);
  --shadow:    0 18px 50px rgba(0,0,0,.45);
  --radius:    18px;
  --maxw:      1160px;
  --header-h:  68px;
  --font: "Zen Maru Gothic", "Noto Sans JP", system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.85;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 星空の背景 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(181,139,255,.22), transparent 60%),
    radial-gradient(900px 600px at 0% 10%, rgba(92,214,255,.14), transparent 55%),
    radial-gradient(700px 700px at 50% 110%, rgba(255,126,200,.16), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 22%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 32% 64%, rgba(255,255,255,.8), transparent),
    radial-gradient(1.6px 1.6px at 58% 18%, #fff, transparent),
    radial-gradient(1.1px 1.1px at 74% 48%, rgba(255,255,255,.7), transparent),
    radial-gradient(1.5px 1.5px at 88% 76%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 22% 86%, rgba(255,255,255,.7), transparent),
    radial-gradient(1.3px 1.3px at 46% 92%, #fff, transparent);
  opacity: .55;
  animation: twinkle 6s ease-in-out infinite alternate;
}
@keyframes twinkle { from { opacity: .35; } to { opacity: .7; } }

a { color: var(--teal); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }

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

.container { width: min(var(--maxw), 92vw); margin-inline: auto; }

/* ============ ヘッダー ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  backdrop-filter: blur(12px);
  background: rgba(11,14,36,.72);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; font-size: 1.18rem; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand .mark { width: 30px; height: 30px; filter: drop-shadow(0 2px 8px rgba(181,139,255,.6)); }
.brand b { background: var(--grad-magic); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav { display: flex; align-items: center; gap: .3rem; }
.nav a {
  color: var(--ink-dim);
  padding: .5rem .85rem;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 500;
}
.nav a:hover { color: var(--ink); background: rgba(255,255,255,.06); }
.nav a.active { color: #1a1030; background: var(--gold); }

.nav-toggle {
  display: none;
  background: none; border: 0; cursor: pointer;
  width: 42px; height: 42px; padding: 8px; border-radius: 12px;
}
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; margin: 5px 0; transition: .25s; }

/* ============ ヒーロー ============ */
.hero {
  position: relative;
  text-align: center;
  padding: clamp(3.5rem, 9vw, 7rem) 0 0;
  overflow: hidden;
}
.hero .eyebrow {
  display: inline-block;
  font-size: .82rem;
  letter-spacing: .35em;
  color: var(--gold);
  margin-bottom: 1rem;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.3;
  margin: 0 0 1.1rem;
  font-weight: 700;
}
.hero h1 .grad { background: var(--grad-magic); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead {
  max-width: 40rem;
  margin: 0 auto 2rem;
  color: var(--ink-dim);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
}
.hero-actions { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }

.castle {
  width: min(900px, 96vw);
  margin: 0 auto;
  display: block;
  filter: drop-shadow(0 -6px 40px rgba(181,139,255,.35));
}

/* ボタン */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .98rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s, box-shadow .2s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad-magic); color: #16103a; box-shadow: 0 10px 30px rgba(181,139,255,.35); }
.btn-primary:hover { color: #16103a; box-shadow: 0 14px 38px rgba(255,126,200,.45); }
.btn-ghost { background: rgba(255,255,255,.05); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { color: var(--ink); background: rgba(255,255,255,.1); }

/* ============ セクション共通 ============ */
section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-head { text-align: center; margin-bottom: 2.6rem; }
.section-head .kicker {
  font-size: .8rem; letter-spacing: .3em; color: var(--purple); text-transform: uppercase;
}
.section-head h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: .5rem 0 .6rem; }
.section-head p { color: var(--ink-dim); max-width: 42rem; margin: 0 auto; }

/* ============ ギャラリー ============ */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-bottom: 2rem; }
.filter {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: .45rem 1.05rem;
  border-radius: 999px;
  font-family: inherit; font-size: .9rem; cursor: pointer;
  transition: .2s;
}
.filter:hover { color: var(--ink); border-color: var(--purple); }
.filter.active { background: var(--grad-magic); color: #16103a; border-color: transparent; font-weight: 700; }

.gallery {
  columns: 3 280px;
  column-gap: 16px;
}
.gallery .card {
  break-inside: avoid;
  margin-bottom: 16px;
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--bg-card);
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.gallery .card:hover { transform: translateY(-4px); box-shadow: 0 22px 50px rgba(181,139,255,.3); }
.gallery .card img { width: 100%; height: auto; display: block; }
.gallery .card .meta {
  position: absolute; inset: auto 0 0 0;
  padding: 1.4rem .9rem .8rem;
  background: linear-gradient(transparent, rgba(7,9,28,.92));
  opacity: 0; transform: translateY(8px); transition: .25s;
}
.gallery .card:hover .meta { opacity: 1; transform: translateY(0); }
.gallery .card .meta .t { font-weight: 700; font-size: .98rem; }
.gallery .card .meta .d { font-size: .78rem; color: var(--ink-mute); }
.tag {
  display: inline-block; font-size: .7rem; padding: .15rem .55rem; border-radius: 999px;
  background: rgba(244,201,93,.16); color: var(--gold); margin-bottom: .35rem;
}

/* ============ ブログ ============ */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.4rem;
}
.post-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s, border-color .25s;
  display: flex; flex-direction: column;
}
.post-card:hover { transform: translateY(-5px); border-color: var(--purple); }
.post-card .thumb { aspect-ratio: 16/10; overflow: hidden; }
.post-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.post-card:hover .thumb img { transform: scale(1.06); }
.post-card .body { padding: 1.2rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.post-card .date { font-size: .78rem; color: var(--ink-mute); }
.post-card h3 { margin: 0; font-size: 1.12rem; line-height: 1.5; color: var(--ink); }
.post-card p { margin: 0; color: var(--ink-dim); font-size: .92rem; flex: 1; }
.post-card .read { margin-top: .4rem; font-weight: 700; font-size: .9rem; color: var(--gold); }
.post-card .thumb { position: relative; }
.photo-count {
  position: absolute; right: .6rem; bottom: .6rem;
  background: rgba(7,9,28,.78); color: #fff; font-size: .76rem; font-weight: 700;
  padding: .2rem .6rem; border-radius: 999px; backdrop-filter: blur(4px);
}

/* フォト投稿ページの一言コメント */
.post-comment {
  max-width: 40rem; margin: 1rem auto 0; font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  color: var(--ink); line-height: 1.8;
}

/* ============ 記事ページ ============ */
.article { width: min(760px, 92vw); margin: 0 auto; padding: 3rem 0 4rem; }
.article .article-head { text-align: center; margin-bottom: 2.5rem; }
.article .article-head .date { color: var(--ink-mute); font-size: .85rem; }
.article .article-head h1 { font-size: clamp(1.7rem, 4.5vw, 2.6rem); margin: .6rem 0 1rem; line-height: 1.4; }
.article .cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 2.2rem; border: 1px solid var(--line); box-shadow: var(--shadow); }
.article-body { font-size: 1.05rem; color: #dfe3ff; }
.article-body h2 { margin-top: 2.4rem; font-size: 1.5rem; border-left: 4px solid var(--gold); padding-left: .7rem; }
.article-body h3 { margin-top: 1.8rem; font-size: 1.2rem; color: var(--gold); }
.article-body p { margin: 1.1rem 0; }
.article-body img { border-radius: 14px; margin: 1.6rem 0; border: 1px solid var(--line); }
.article-body figure { margin: 1.8rem 0; }
.article-body figcaption { text-align: center; color: var(--ink-mute); font-size: .85rem; margin-top: .5rem; }
.article-body blockquote {
  margin: 1.6rem 0; padding: 1rem 1.3rem; border-left: 4px solid var(--purple);
  background: rgba(181,139,255,.08); border-radius: 0 12px 12px 0; color: var(--ink-dim);
}

/* ============ About ============ */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 3rem; align-items: center; }
.about-grid .photo { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.stats { display: flex; gap: 1.2rem; flex-wrap: wrap; margin-top: 1.5rem; }
.stat { background: var(--bg-card); border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.3rem; min-width: 120px; }
.stat .n { font-size: 1.7rem; font-weight: 700; background: var(--grad-magic); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .l { font-size: .82rem; color: var(--ink-mute); }

/* ============ CTA 帯 ============ */
.cta {
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% -20%, rgba(181,139,255,.25), transparent),
    var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cta h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); margin: 0 0 1rem; }
.cta p { color: var(--ink-dim); margin: 0 auto 1.8rem; max-width: 38rem; }

/* ============ フッター ============ */
.site-footer { padding: 3rem 0 2.5rem; border-top: 1px solid var(--line); background: rgba(7,9,28,.5); margin-top: 2rem; }
.site-footer .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; }
.site-footer .brand { margin-bottom: .6rem; }
.site-footer p { color: var(--ink-mute); font-size: .88rem; margin: .2rem 0; }
.foot-nav { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.foot-nav a { color: var(--ink-dim); font-size: .9rem; }
.copyright { width: 100%; text-align: center; color: var(--ink-mute); font-size: .8rem; padding-top: 1.6rem; border-top: 1px solid var(--line); margin-top: 1.5rem; }

/* ============ ライトボックス ============ */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5,6,20,.92);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center; justify-content: center;
  padding: 2rem;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 82vh; border-radius: 12px; box-shadow: var(--shadow); }
.lightbox .lb-cap { position: absolute; bottom: 5%; left: 0; right: 0; text-align: center; color: var(--ink); }
.lightbox .lb-cap .t { font-weight: 700; }
.lightbox .lb-cap .d { font-size: .82rem; color: var(--ink-mute); }
.lb-close, .lb-nav {
  position: absolute; background: rgba(255,255,255,.1); border: 1px solid var(--line);
  color: #fff; cursor: pointer; border-radius: 999px; width: 48px; height: 48px;
  font-size: 1.4rem; display: grid; place-items: center; transition: .2s;
}
.lb-close:hover, .lb-nav:hover { background: var(--gold); color: #16103a; }
.lb-close { top: 5%; right: 5%; }
.lb-prev { left: 3%; top: 50%; transform: translateY(-50%); }
.lb-next { right: 3%; top: 50%; transform: translateY(-50%); }

/* ============ ユーティリティ ============ */
.center { text-align: center; }
.mt-3 { margin-top: 2rem; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============ レスポンシブ ============ */
@media (max-width: 860px) {
  .nav { position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: stretch;
    background: rgba(11,14,36,.97); border-bottom: 1px solid var(--line); padding: .8rem; gap: .2rem;
    transform: translateY(-120%); transition: transform .3s; }
  .nav.open { transform: none; }
  .nav a { padding: .8rem 1rem; }
  .nav-toggle { display: block; }
  .about-grid { grid-template-columns: 1fr; }
  .about-grid .photo { order: -1; }
}
@media (max-width: 520px) {
  .gallery { columns: 2 140px; }
}