/* =====================================================================
   エロゲー名作ランキングTOP10 — スタイル
   デザイン: 「2a 雑誌特集 改稿」案（Claude Design）に準拠
   モバイルファースト。PC幅では記事カラムを中央に置いた雑誌レイアウト。
   ===================================================================== */

:root {
  /* ブランドカラー */
  --pink:      #ff3d7f;
  --pink-soft: #ffd9e6;
  --pink-bg:   #fff4f8;
  --purple:    #b74bff;
  --purple-d:  #8b4bd6;
  --purple-bg: #f6f2ff;
  --cyan:      #0f93b5;
  --cyan-bg:   #eefaff;
  --gold:      #c9962f;
  --gold-l:    #dcae4f;
  --gold-bg:   #fffaee;

  /* 文字色 */
  --ink:    #1c1720;
  --ink-2:  #2a2430;
  --ink-3:  #3f3947;
  --body:   #57505c;
  --muted:  #8b848f;
  --faint:  #a39ca8;
  --ghost:  #bab3bf;

  /* 罫線・面 */
  --line:      #f1edf0;
  --line-2:    #efeaee;
  --paper:     #fff;
  --star-off:  #f0eee6;
  --star-on:   #ffb100;

  /* タイポ */
  --jp: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
  --en: "Nunito", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, Menlo, Consolas, monospace;

  /* レイアウト */
  --pad: 20px;
  --col: 430px;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: #f4f1f4;
  color: var(--ink);
  font-family: var(--jp);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
strong { font-weight: 700; color: var(--ink); }

/* 記事カラム ─ スマホ幅が基準。PCでは中央寄せの一本柱にする */
.paper {
  position: relative;
  max-width: var(--col);
  margin: 0 auto;
  background: var(--paper);
  overflow: clip;
}
@media (min-width: 768px) {
  body { background: #efeaef; }
  .paper {
    box-shadow: 0 1px 3px rgba(28,23,32,.06), 0 24px 60px -24px rgba(28,23,32,.22);
  }
}

/* ── 読了プログレスバー ───────────────────────────── */
.progress {
  position: fixed; inset: 0 0 auto 0; height: 2.5px; z-index: 60;
  background: transparent; pointer-events: none;
}
.progress i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--pink), var(--purple) 60%, var(--cyan));
  transition: width .1s linear;
}

/* ── R18バー ──────────────────────────────────────── */
.r18bar {
  background: #17121b; color: rgba(255,255,255,.72);
  font: 500 9.5px/1 var(--jp); letter-spacing: .12em;
  padding: 9px 14px; text-align: center;
}

/* ── ヘッダー ─────────────────────────────────────── */
.head {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 18px;
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.head.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 18px -14px rgba(28,23,32,.5);
}
.brandmark { display: flex; align-items: center; gap: 9px; min-width: 0; }
.brandmark .mark {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  display: block; object-fit: cover; object-position: 50% 38%;
  box-shadow: 0 2px 6px -2px rgba(183,75,255,.55);
}
.brandmark .dom {
  font: 700 12px/1.2 var(--jp); letter-spacing: .02em; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.burger {
  flex: none; display: flex; flex-direction: column; gap: 4px; width: 18px;
  background: none; border: 0; cursor: pointer; padding: 4px 0;
}
.burger span { height: 1.5px; background: var(--ink); border-radius: 2px; transition: transform .3s, opacity .2s, width .3s; }
.burger span:nth-child(3) { width: 12px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { width: 18px; transform: translateY(-5.5px) rotate(-45deg); }

/* ドロワー */
.drawer {
  position: fixed; inset: 0; z-index: 55;
  background: rgba(23,18,27,.96);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; flex-direction: column; justify-content: center; gap: 4px;
  padding: 32px var(--pad);
  opacity: 0; visibility: hidden; transition: opacity .28s ease, visibility .28s;
}
.drawer.is-open { opacity: 1; visibility: visible; }
.drawer a {
  display: flex; align-items: baseline; gap: 12px; padding: 12px 4px;
  border-bottom: 1px solid rgba(255,255,255,.08); color: #fff;
}
.drawer a .n { flex: none; width: 40px; white-space: nowrap; font: 900 14px var(--en); color: var(--pink); }
.drawer a .t { font: 500 14px var(--jp); }
.drawer .close {
  position: absolute; top: 18px; right: 18px; width: 34px; height: 34px;
  border: 0; border-radius: 50%; background: rgba(255,255,255,.1);
  color: #fff; font: 300 20px/1 var(--en); cursor: pointer;
}

/* ── タイトルイラスト ─────────────────────────────── */
.hero {
  position: relative; height: 300px;
  background: linear-gradient(155deg, #ffd0e2, #e2d4ff 46%, #cfeeff);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%;
  background: rgba(255,255,255,.34); filter: blur(2px);
}
.hero::before { width: 190px; height: 190px; top: -60px; left: -50px; }
.hero::after  { width: 130px; height: 130px; bottom: -44px; right: -30px; background: rgba(255,255,255,.24); }
.hero .frame {
  position: relative;
  border: 1.5px dashed rgba(90,60,110,.35); border-radius: 14px;
  padding: 20px 24px; text-align: center;
}
/* ── リード（サイト紹介） ─────────────────────────── */
.lead { padding: 26px var(--pad) 24px; }
.eyebrow { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.eyebrow i { width: 18px; height: 1.5px; background: var(--pink); }
.eyebrow span { font: 800 9.5px var(--en); letter-spacing: .22em; color: var(--pink); }

.lead h1 {
  font: 700 25px/1.58 var(--jp); letter-spacing: .005em; text-wrap: pretty;
}
.lead h1 .hl { color: var(--pink); }
.lead h1 .mark-y { background: linear-gradient(transparent 62%, #ffe86b 62%); padding: 0 2px; }

.lead p {
  margin-top: 16px; font: 400 13px/2.05 var(--jp); color: var(--body); text-wrap: pretty;
}
.lead p .mark-p { background: linear-gradient(transparent 64%, var(--pink-soft) 64%); }
.lead p .quiet  { color: var(--muted); }
.lead p .vio    { color: var(--purple); font-weight: 700; }
.lead p .pk     { color: var(--pink); font-weight: 700; }
.lead p .burn   { font-weight: 900; font-size: 15px; color: var(--pink); }

.chips { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 18px; }
.chips b {
  padding: 5px 10px; border-radius: 999px;
  font: 800 9.5px var(--en); letter-spacing: .06em;
}
.chips .c1 { background: var(--pink-bg);   color: var(--pink); }
.chips .c2 { background: var(--purple-bg); color: var(--purple-d); }
.chips .c3 { background: var(--cyan-bg);   color: var(--cyan); }

/* ── 目次 ─────────────────────────────────────────── */
.toc { padding: 0 var(--pad) 26px; }
.toc-hd {
  display: flex; align-items: baseline; justify-content: space-between;
  padding-bottom: 8px; border-bottom: 1.5px solid var(--ink);
}
.toc-hd b { font: 700 13px var(--jp); }
.toc-hd span { font: 800 8.5px var(--en); letter-spacing: .2em; color: #b3acb8; }
.toc a {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 2px; border-bottom: 1px dashed var(--line-2);
  transition: background .18s ease, padding-left .18s ease;
}
.toc a:active { background: var(--pink-bg); padding-left: 6px; }
@media (hover: hover) { .toc a:hover { background: var(--pink-bg); padding-left: 6px; } }
.toc a .r { width: 28px; font: 900 13px var(--en); color: var(--pink); }
.toc a .r small { font: 700 8.5px var(--jp); color: #e5a0bd; }
.toc a .t { flex: 1; font: 500 12.5px var(--jp); color: var(--ink-2); }
.toc a .c { font: 400 13px var(--en); color: #cfc8d2; }
.toc a.is-gold .r { color: var(--gold); }
.toc a.is-gold .r small { color: var(--gold-l); }

/* ── 作品セクション ───────────────────────────────── */
.entry {
  --accent: var(--pink);
  --accent-soft: var(--pink-soft);
  --accent-mid: #e5a0bd;
  --accent-bg: var(--pink-bg);
  --numeral: #ffdfeb;
  padding: 22px var(--pad) 30px;
  scroll-margin-top: 56px;
}
.entry.a-purple { --accent: var(--purple); --accent-soft: #e7d9ff; --accent-mid: #c4a3e8; --accent-bg: var(--purple-bg); --numeral: #ece0ff; }
.entry.a-cyan   { --accent: var(--cyan);   --accent-soft: #d5f0ff; --accent-mid: #7cb9cd; --accent-bg: var(--cyan-bg);   --numeral: #d8f1fb; }

/* TOP3 メダル */
.entry.medal-1 {
  --accent: var(--gold); --accent-soft: #f0e0c2; --accent-mid: #dcbb78; --accent-bg: var(--gold-bg); --numeral: #f0dcae;
  margin-top: 22px; padding-top: 26px; padding-bottom: 34px;
  background: linear-gradient(180deg, #fffaf0, #fff 62%);
  border-top: 1px solid #f6ecd8;
}
.entry.medal-2 { --accent: #7f8aa0; --accent-soft: #dfe5ef; --accent-mid: #a6b0c1; --accent-bg: #f7f9fc; --numeral: #dde3ed; }
.entry.medal-3 { --accent: #b3703f; --accent-soft: #f0dcc9; --accent-mid: #cfa183; --accent-bg: #fff8f2; --numeral: #f2ddca; }

.entry-hd { text-align: center; }
.numeral {
  font: 900 62px/.9 var(--en); color: var(--numeral);
  letter-spacing: -.02em;
}
.entry.medal-1 .numeral {
  font-size: 78px;
  color: var(--gold);
  background: linear-gradient(160deg, #e0b45f, #fff0c9 45%, #b9862a);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.rank-en { font: 800 9.5px var(--en); letter-spacing: .18em; color: var(--accent); margin-top: 6px; }
.entry h2 { font: 700 21px/1.35 var(--jp); margin-top: 7px; }
.entry.medal-1 h2 { font-size: 24px; line-height: 1.3; }
.entry .brand { font: 600 10.5px var(--en); color: var(--faint); margin-top: 4px; }

/* 画像 */
.shot {
  position: relative; margin-top: 16px; border-radius: 14px; overflow: hidden;
  background: linear-gradient(135deg, #ffd9e6, #e7d9ff 52%, #d5f0ff);
  display: flex; align-items: center; justify-content: center;
}
.shot.pkg { height: 196px; }
.medal-1 .shot.pkg { height: 226px; border: 1px solid #f0e0c2; background: linear-gradient(140deg, #fdeed0, #f4d9e9 48%, #dcd6ff); }
.medal-2 .shot.pkg { background: linear-gradient(140deg, #e9eef6, #dfe5ef 50%, #d9e3f2); }
.medal-3 .shot.pkg { background: linear-gradient(140deg, #f7e3d2, #f0dcc9 50%, #ffe9d8); }
.shot.sample { height: 150px; margin-top: 14px; border-radius: 12px; }
.shot.s1 { background: linear-gradient(120deg, #e7d9ff, #d5f0ff); }
.shot.s2 { background: linear-gradient(120deg, #ffd9e6, #e7d9ff); }
/* TOP3はサンプル画像の色味もメダルに寄せる */
.medal-1 .shot.s1 { background: linear-gradient(120deg, #fdeed0, #dcd6ff); }
.medal-1 .shot.s2 { background: linear-gradient(120deg, #f4d9e9, #dcd6ff); }
.medal-2 .shot.s1 { background: linear-gradient(120deg, #e4eaf4, #dfe9f7); }
.medal-2 .shot.s2 { background: linear-gradient(120deg, #dfe5ef, #e8e4f4); }
.medal-3 .shot.s1 { background: linear-gradient(120deg, #f7e3d2, #ffe9d8); }
.medal-3 .shot.s2 { background: linear-gradient(120deg, #f0dcc9, #f6dce6); }
.shot span {
  font: 400 9px var(--mono); letter-spacing: .12em; color: rgba(70,45,85,.45);
  padding: 0 12px; text-align: center;
}
.shot.sample span { font-size: 8.5px; }
.shot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* 評価 */
.scores {
  display: grid; grid-template-columns: 1fr 96px; gap: 14px;
  align-items: center; margin-top: 18px;
}
.scores .rows { display: flex; flex-direction: column; gap: 7px; }
.srow { display: flex; align-items: center; gap: 9px; }
.srow .lb { width: 56px; white-space: nowrap; font: 500 10.5px var(--jp); color: var(--muted); }
.srow .vl { margin-left: auto; font: 800 10.5px var(--en); color: var(--ink-2); }

.stars {
  position: relative; font: 400 11px/1 var(--en);
  color: var(--star-off); letter-spacing: 1px;
}
.stars i {
  position: absolute; left: 0; top: 0; overflow: hidden; white-space: nowrap;
  color: var(--star-on); font-style: normal;
  width: 0; transition: width .9s cubic-bezier(.22,.9,.28,1);
}
.stars i.is-fill {
  width: var(--w);
}
.medal-1 .stars { color: #f3ebdc; }
.medal-1 .stars i { color: var(--gold-l); }

.total {
  border: 1px solid var(--accent-soft); border-radius: 14px;
  background: #fffcfd;
  padding: 10px 6px; text-align: center;
}
.medal-1 .total { border-color: #eddfc0; background: #fffdf7; padding: 11px 6px; }
.medal-2 .total { background: #fbfcfe; }
.medal-3 .total { background: #fffcfa; }
.total .cap { font: 700 8.5px var(--jp); letter-spacing: .14em; color: var(--faint); }
.medal-1 .total .cap { color: #a89a7c; }
.total .num { display: flex; align-items: baseline; justify-content: center; gap: 2px; margin-top: 2px; }
.total .num b { font: 900 30px/1 var(--en); color: var(--accent); }
.medal-1 .total .num b { font-size: 32px; }
.total .num small { font: 800 10px var(--en); color: var(--accent-mid); }
.medal-1 .total .num small { color: #dcbb78; }
.total .stars { display: inline-block; font-size: 9px; letter-spacing: .5px; margin-top: 5px; }

/* 見出し（感想 / あらすじ / おすすめ） */
.sub { display: flex; align-items: center; gap: 8px; margin: 24px 0 10px; }
.sub i { width: 14px; height: 1.5px; background: var(--accent); }
.sub b { font: 700 11px var(--jp); letter-spacing: .06em; }
.sub.tight { margin-top: 22px; }
.sub.v i { background: var(--purple); }
.sub.c i { background: var(--cyan); }

.prose { font: 400 13px/2.0 var(--jp); color: var(--body); text-wrap: pretty; }
.prose strong { color: var(--ink); }

/* こんな人におすすめ */
.reco {
  display: flex; flex-direction: column; gap: 7px;
  padding: 14px 15px; border-radius: 12px; background: #f8fcff;
}
.medal-1 .reco { background: var(--gold-bg); }
.reco div { display: flex; gap: 8px; font: 500 12.5px/1.7 var(--jp); color: var(--ink-3); }
.reco div::before { content: "✓"; color: var(--cyan); font-weight: 800; }
.medal-1 .reco div::before { color: var(--gold); }

/* セール & CTA */
.sale {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 20px;
  padding: 5px 11px; border: 1px dashed var(--accent-soft); border-radius: 999px;
  background: var(--accent-bg);
  font: 800 10px var(--en); letter-spacing: .06em; color: var(--accent);
}
.sale::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.medal-1 .sale { border-color: #e3c98c; color: #b9862a; }

.cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 12px; padding: 17px 16px; border-radius: 13px;
  background: var(--pink); color: #fff;
  font: 800 14.5px var(--jp);
  box-shadow: 0 10px 22px -10px rgba(255,61,127,.75);
  transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}
.medal-1 .cta { padding: 18px 16px; font-size: 15px; box-shadow: 0 10px 24px -10px rgba(255,61,127,.8); }
.cta:active { transform: translateY(1px) scale(.995); box-shadow: 0 6px 14px -10px rgba(255,61,127,.8); }
@media (hover: hover) { .cta:hover { filter: brightness(1.05); box-shadow: 0 14px 28px -12px rgba(255,61,127,.85); } }
.cta .arw { font: 900 13px var(--en); transition: transform .2s ease; }
@media (hover: hover) { .cta:hover .arw { transform: translateX(3px); } }
.cta.is-pending { background: #efeaee; color: var(--faint); box-shadow: none; pointer-events: none; }
.cta-note { margin-top: 9px; text-align: center; font: 500 9.5px var(--jp); color: var(--ghost); }

/* ── 区切り ───────────────────────────────────────── */
.rule { display: flex; align-items: center; gap: 10px; padding: 6px var(--pad) 0; }
.rule i { flex: 1; height: 1px; background: var(--line); }
.rule b { width: 5px; height: 5px; background: var(--pink-soft); transform: rotate(45deg); }
.rule span { font: 800 9px var(--en); letter-spacing: .16em; color: #c9c2ce; }

/* ── フッター ─────────────────────────────────────── */
.foot { background: #17121b; padding: 24px var(--pad) 26px; }
.foot nav {
  display: flex; flex-wrap: wrap; gap: 14px;
  font: 500 11px var(--jp); color: rgba(255,255,255,.72);
}
.foot nav a { transition: color .18s ease; }
@media (hover: hover) { .foot nav a:hover { color: #fff; } }
.foot p {
  margin-top: 16px; font: 400 9.5px/1.9 var(--jp); color: rgba(255,255,255,.42);
}

/* ── 目次に戻る（フローティング） ─────────────────── */
.totop {
  position: fixed; right: 14px; bottom: 18px; z-index: 45;
  display: flex; align-items: center; gap: 6px;
  padding: 9px 13px; border: 0; border-radius: 999px;
  background: rgba(28,23,32,.9); color: #fff;
  font: 700 10.5px var(--jp); cursor: pointer;
  box-shadow: 0 8px 18px -6px rgba(0,0,0,.4);
  opacity: 0; transform: translateY(10px); pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}
.totop.is-on { opacity: 1; transform: none; pointer-events: auto; }
@media (min-width: 900px) { .totop { right: calc(50vw - var(--col) / 2 - 70px); } }

/* ── スクロール演出 ───────────────────────────────── */
.rise { opacity: 0; transform: translateY(14px); }
.rise.is-in { opacity: 1; transform: none; transition: opacity .6s ease, transform .6s cubic-bezier(.22,.9,.28,1); }
@media (prefers-reduced-motion: reduce) {
  .rise { opacity: 1; transform: none; }
  .stars i { transition: none; }
}

/* ── 年齢確認ゲート ───────────────────────────────── */
.agegate {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  background: rgba(23,18,27,.97);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.agegate[hidden] { display: none; }
.agegate .box {
  width: 100%; max-width: 340px; text-align: center;
  background: #fff; border-radius: 18px; padding: 30px 24px 24px;
}
.agegate .mark {
  width: 44px; height: 44px; margin: 0 auto; border-radius: 14px;
  background: linear-gradient(150deg, var(--pink), var(--purple));
  display: flex; align-items: center; justify-content: center;
  font: 900 15px var(--en); color: #fff;
}
.agegate h2 { margin-top: 16px; font: 700 17px/1.5 var(--jp); }
.agegate p { margin-top: 10px; font: 400 11.5px/1.9 var(--jp); color: var(--body); }
.agegate .btns { display: flex; flex-direction: column; gap: 9px; margin-top: 20px; }
.agegate button {
  padding: 14px; border: 0; border-radius: 12px; cursor: pointer;
  font: 800 13.5px var(--jp);
}
.agegate .yes { background: var(--pink); color: #fff; box-shadow: 0 10px 22px -12px rgba(255,61,127,.85); }
.agegate .no  { background: #f4f1f4; color: var(--muted); }
.agegate small { display: block; margin-top: 14px; font: 400 9.5px/1.8 var(--jp); color: var(--ghost); }

/* ── 固定ページ（運営者情報・プライバシー・お問い合わせ） ── */
.doc { padding: 28px var(--pad) 36px; }
.doc h1 { font: 700 21px/1.5 var(--jp); }
.doc h1 + p { margin-top: 6px; font: 500 10px var(--en); letter-spacing: .16em; color: var(--faint); }
.doc h2 {
  margin: 28px 0 10px; padding-bottom: 7px;
  border-bottom: 1.5px solid var(--line);
  font: 700 13px var(--jp);
}
.doc p, .doc li { font: 400 13px/2.0 var(--jp); color: var(--body); }
.doc p + p { margin-top: 12px; }
.doc ul { margin: 4px 0 0; padding-left: 1.2em; }
.doc li { margin-top: 6px; }
.doc .back {
  display: inline-flex; align-items: center; gap: 7px; margin-top: 30px;
  padding: 12px 18px; border-radius: 999px; background: var(--pink-bg);
  font: 800 12px var(--jp); color: var(--pink);
}