/* ミスター秘密侵入VR 公式マニュアル
   方針: 枠で囲わず、写真・図・余白・文字の階層で見せる。説明は1行、詳細は折りたたむ。 */

:root {
  --bg: #09060f;
  --bg-2: #0f0a19;
  --bg-3: #151024;
  --raise: #1a1430;
  --line: rgba(236, 226, 255, 0.09);
  --line-2: rgba(236, 226, 255, 0.16);
  --text: #f4eff9;
  --text-2: #cfc6e0;
  --muted: #9389ab;
  --pink: #ff5aa5;
  --pink-2: #ff8cc4;
  --violet: #8d6dff;
  --violet-2: #b6a1ff;
  --ok: #4fe0b4;
  --warn: #ffc163;
  --ng: #ff6d82;
  --grad: linear-gradient(100deg, #ff5aa5 0%, #c062ff 55%, #7f6dff 100%);
  --grad-strong: linear-gradient(100deg, #c9246a 0%, #9333d6 55%, #6446d8 100%);
  --pink-strong: #c9246a;
  --glow: 0 0 0 1px rgba(255, 90, 165, 0.35), 0 10px 40px -10px rgba(255, 90, 165, 0.45);
  --r: 16px;
  --r-s: 10px;
  --ff-body: "Noto Sans JP", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-head: "Zen Kaku Gothic New", "Noto Sans JP", system-ui, sans-serif;
  --ff-latin: "Outfit", "Zen Kaku Gothic New", system-ui, sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --header-h: 68px;
  --bar-h: 52px;
  --wrap: 1180px;
  color-scheme: dark;
}
html[lang="zh-CN"] {
  --ff-body: "Noto Sans SC", system-ui, -apple-system, "Microsoft YaHei", sans-serif;
  --ff-head: "Noto Sans SC", system-ui, sans-serif;
}
html[lang="en"] {
  --ff-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-head: "Outfit", "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + var(--bar-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.85 var(--ff-body);
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
html[lang="en"] body { letter-spacing: 0; line-height: 1.7; }
img, video, svg { max-width: 100%; display: block; }
img, video { height: auto; }
a { color: var(--pink-2); text-decoration: none; }
a:hover { color: #fff; }
p { margin: 0 0 0.9em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5 { font-family: var(--ff-head); font-weight: 700; line-height: 1.35; margin: 0; letter-spacing: 0.03em; word-break: auto-phrase; }
.p-lead, .sec-lead, .chapter-lead, .note p, .do > li, .points > li { word-break: auto-phrase; overflow-wrap: anywhere; }
.do > li, .points > li { min-width: 0; }
html[lang="en"] h1, html[lang="en"] h2, html[lang="en"] h3 { letter-spacing: -0.005em; }
code, .mono { font-family: var(--ff-mono); font-size: 0.92em; }
:focus-visible { outline: 2px solid var(--pink); outline-offset: 3px; border-radius: 4px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--pink-strong); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { top: 12px; }
svg.i { width: 1em; height: 1em; display: inline-block; vertical-align: -0.14em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.narrow { width: min(820px, 100% - 40px); margin-inline: auto; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  background: rgba(9, 6, 15, 0.72);
  backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { height: 100%; display: flex; align-items: center; gap: 28px; }
.site-logo img { width: 150px; height: auto; }
.site-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.site-nav a { color: var(--text-2); font-size: 0.93rem; font-weight: 500; padding: 8px 14px; border-radius: 999px; transition: color 0.2s, background 0.2s; }
.site-nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.05); }
.site-nav a[aria-current="page"] { color: #fff; background: rgba(255, 90, 165, 0.12); }
.site-nav .nav-shop { color: #fff; background: var(--grad-strong); margin-left: 6px; }
.site-nav .nav-shop:hover { background: var(--grad-strong); filter: brightness(1.12); }
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 6px; color: var(--text-2); font: 600 0.82rem var(--ff-latin); letter-spacing: 0.08em; padding: 7px 12px; border: 1px solid var(--line-2); border-radius: 999px; }
.lang summary::-webkit-details-marker { display: none; }
.lang[open] summary, .lang summary:hover { color: #fff; border-color: rgba(255, 255, 255, 0.3); }
.lang-menu { position: absolute; right: 0; top: calc(100% + 8px); min-width: 150px; background: var(--raise); border: 1px solid var(--line-2); border-radius: 12px; padding: 6px; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5); }
.lang-menu a { display: block; padding: 8px 12px; border-radius: 8px; color: var(--text-2); font-size: 0.9rem; }
.lang-menu a:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.lang-menu a[aria-current="true"] { color: var(--pink-2); }
.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line-2); color: var(--text); width: 44px; height: 44px; border-radius: 12px; align-items: center; justify-content: center; cursor: pointer; }
.nav-toggle svg { width: 22px; height: 22px; }

@media (max-width: 900px) {
  .site-header .wrap { gap: 12px; }
  .site-logo img { width: 124px; }
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(12, 8, 20, 0.97); border-bottom: 1px solid var(--line); padding: 12px 20px 20px;
    transform: translateY(-8px); opacity: 0; pointer-events: none; visibility: hidden; transition: opacity 0.2s, transform 0.2s, visibility 0s linear 0.2s;
  }
  .site-nav.is-open { transform: none; opacity: 1; pointer-events: auto; visibility: visible; transition-delay: 0s; }
  .site-nav a { padding: 13px 14px; border-radius: 10px; font-size: 1rem; }
  .site-nav .nav-shop { margin: 8px 0 0; text-align: center; }
  .lang { order: 0; }
}

/* ---------- ページ見出し ---------- */
.p-hero { position: relative; isolation: isolate; padding: 112px 0 64px; overflow: hidden; }
.p-hero-bg { position: absolute; inset: 0; z-index: -1; }
.p-hero-bg img, .p-hero-bg video { width: 100%; height: 100%; object-fit: cover; opacity: 0.42; }
.p-hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9, 6, 15, 0.35) 0%, rgba(9, 6, 15, 0.7) 55%, var(--bg) 100%), radial-gradient(80% 60% at 15% 30%, rgba(141, 109, 255, 0.18), transparent 70%); }
.eyebrow { font: 600 0.78rem/1 var(--ff-latin); letter-spacing: 0.24em; text-transform: uppercase; color: var(--pink-2); margin: 0 0 14px; }
.p-title { font-size: clamp(2.1rem, 5.2vw, 3.5rem); font-weight: 900; letter-spacing: 0.04em; }
.p-lead { margin-top: 14px; color: var(--text-2); font-size: clamp(1rem, 1.6vw, 1.12rem); max-width: 40em; }

/* 章のジャンプバー（スクロールで追従） */
.chapter-bar { position: sticky; top: var(--header-h); z-index: 40; height: var(--bar-h); background: rgba(9, 6, 15, 0.86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.chapter-bar .wrap { height: 100%; display: flex; align-items: center; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.chapter-bar .wrap::-webkit-scrollbar { display: none; }
.chapter-bar a { flex: none; display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 0.9rem; font-weight: 500; padding: 7px 14px; border-radius: 999px; white-space: nowrap; transition: color 0.2s, background 0.2s; }
.chapter-bar a b { font: 600 0.75rem var(--ff-latin); color: var(--text-2); opacity: 0.6; }
.chapter-bar a:hover { color: #fff; }
.chapter-bar a.is-active { color: #fff; background: rgba(255, 255, 255, 0.07); }
.chapter-bar a.is-active b { color: var(--pink-2); opacity: 1; }

/* ---------- 章・節 ---------- */
.chapter { padding: 96px 0 24px; }
.chapter + .chapter { border-top: 1px solid var(--line); }
.chapter.band { background: linear-gradient(180deg, var(--bg-2), var(--bg) 85%); }
.chapter-head > * { min-width: 0; }
.chapter-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 22px; align-items: end; margin-bottom: 48px; }
.chapter-no { grid-row: span 2; font: 700 clamp(3.4rem, 8vw, 5.6rem)/0.8 var(--ff-latin); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; letter-spacing: -0.04em; }
.chapter-head .eyebrow { margin: 0; align-self: end; }
.chapter-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 900; }
.chapter-lead { grid-column: 1 / -1; color: var(--text-2); margin-top: 10px; max-width: 46em; }
.sec { margin-top: 72px; }
.sec:first-child, .chapter-head + .sec { margin-top: 0; }
.sec-title { font-size: clamp(1.25rem, 2.2vw, 1.55rem); margin-bottom: 8px; display: flex; align-items: baseline; gap: 12px; }
.sec-title small { font: 600 0.72rem var(--ff-latin); letter-spacing: 0.2em; color: var(--muted); text-transform: uppercase; }
.sec-lead { color: var(--text-2); margin-bottom: 28px; max-width: 46em; }
.mt-0 { margin-top: 0 !important; } .mt-s { margin-top: 16px; } .mt-m { margin-top: 32px; } .mt-l { margin-top: 56px; }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---------- レイアウト ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 56px; align-items: center; }
.split.wide-l { grid-template-columns: 1.25fr 1fr; }
.split.wide-r { grid-template-columns: 1fr 1.25fr; }
.split.top { align-items: start; }
.cols-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.cols-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.split > *, .cols-2 > *, .cols-3 > *, .cols-4 > * { min-width: 0; }
@media (max-width: 900px) {
  .split, .split.wide-l, .split.wide-r { grid-template-columns: 1fr; gap: 28px; }
  .cols-3, .cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
}
@media (max-width: 560px) {
  .cols-2, .cols-3 { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .chapter { padding-top: 72px; }
  .chapter-head { margin-bottom: 36px; gap: 4px 16px; }
}

/* ---------- 写真・動画 ---------- */
.media { margin: 0; }
.media .frame { position: relative; overflow: hidden; border-radius: var(--r); background: #05030a; box-shadow: 0 0 0 1px var(--line), 0 24px 60px -30px rgba(0, 0, 0, 0.9); }
.media .frame > img, .media .frame > video { width: 100%; height: 100%; object-fit: cover; }
.media figcaption { margin-top: 10px; font-size: 0.84rem; color: var(--muted); }
.r-16x9 { aspect-ratio: 16 / 9; } .r-4x3 { aspect-ratio: 4 / 3; } .r-1x1 { aspect-ratio: 1; } .r-3x4 { aspect-ratio: 3 / 4; } .r-21x9 { aspect-ratio: 21 / 9; }
.frame.contain > img { object-fit: contain; background: #0d0918; }
.media .tag { position: absolute; left: 12px; top: 12px; z-index: 2; font: 600 0.7rem/1 var(--ff-latin); letter-spacing: 0.14em; text-transform: uppercase; color: #fff; padding: 6px 9px; border-radius: 6px; background: rgba(9, 6, 15, 0.6); backdrop-filter: blur(6px); display: flex; align-items: center; gap: 6px; }
.media .tag.live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 8px var(--pink); animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: 0.25; } }
img.zoomable { cursor: zoom-in; }

/* ---------- 手順（縦の流れ） ---------- */
.flow { counter-reset: flow; position: relative; }
.step { position: relative; display: grid; grid-template-columns: 56px minmax(0, 1fr) minmax(0, 1.05fr); gap: 0 36px; padding-bottom: 72px; }
.step:last-child { padding-bottom: 8px; }
.step::before { content: ""; position: absolute; left: 27px; top: 60px; bottom: 6px; width: 2px; background: linear-gradient(180deg, rgba(255, 90, 165, 0.45), rgba(141, 109, 255, 0.12)); }
.step:last-child::before { display: none; }
.step > * { min-width: 0; }
.step-no { counter-increment: flow; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; font: 700 1.25rem var(--ff-latin); color: #fff; background: radial-gradient(circle at 30% 25%, #d93a7f, #8a32d0 70%, #5f45d0); box-shadow: 0 8px 26px -6px rgba(255, 90, 165, 0.6); }
.step-no::before { content: counter(flow); }
.step-body { padding-top: 10px; }
.step-body h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); margin-bottom: 6px; }
.step-body > p { color: var(--text-2); }
.step-fig { padding-top: 10px; }
.step.no-fig { grid-template-columns: 56px minmax(0, 1fr); }
@media (max-width: 900px) {
  .step, .step.no-fig { grid-template-columns: 38px minmax(0, 1fr); gap: 0 12px; padding-bottom: 48px; }
  .step::before { display: none; }
  .step + .step { padding-top: 40px; border-top: 1px solid var(--line); }
  .step-no { width: 38px; height: 38px; font-size: 1rem; align-self: center; }
  .step-body { display: contents; }
  .step-body > h3 { grid-column: 2; align-self: center; margin: 0; }
  .step-body > *:not(h3) { grid-column: 1 / -1; }
  .step-body > :nth-child(2) { margin-top: 14px; }
  .step-fig { grid-column: 1 / -1; padding-top: 22px; }
  .do > li { padding-left: 30px; }
}
.step .fig { max-width: 460px; }

/* 操作の小手順 */
.do { margin-top: 14px; counter-reset: do; display: grid; gap: 8px; }
.do > li { counter-increment: do; position: relative; padding-left: 34px; color: var(--text); }
.do > li::before { content: counter(do); position: absolute; left: 0; top: 0.28em; width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; font: 600 0.75rem var(--ff-latin); color: var(--pink-2); background: rgba(255, 90, 165, 0.12); }
.do > li { transition: color 0.2s; }
.do > li.has-pin { cursor: default; }
.do > li.has-pin::before { color: #fff; background: var(--pink-strong); border-radius: 50%; box-shadow: 0 0 0 0 rgba(255, 90, 165, 0.5); transition: box-shadow 0.25s, transform 0.25s; }
.do > li.has-pin.is-on { color: #fff; }
.do > li.has-pin.is-on::before { transform: scale(1.12); box-shadow: 0 0 0 5px rgba(255, 90, 165, 0.25); }
.do.plain > li { padding-left: 22px; }
.do.plain > li::before { content: ""; width: 7px; height: 7px; top: 0.72em; border-radius: 50%; background: var(--pink); }
.do .sub { display: block; color: var(--muted); font-size: 0.88rem; margin-top: 2px; }
.ui { display: inline; padding: 1px 7px; margin: 0 1px; border-radius: 6px; background: rgba(255, 255, 255, 0.07); box-shadow: inset 0 0 0 1px var(--line-2); font-weight: 500; white-space: nowrap; }
.file { font-family: var(--ff-mono); font-size: 0.9em; color: var(--violet-2); white-space: nowrap; }

/* 補足・注意 */
.note { display: flex; gap: 10px; margin-top: 18px; padding: 2px 0 2px 14px; border-left: 2px solid var(--violet); color: var(--text-2); font-size: 0.92rem; }
.note .i { margin-top: 0.38em; color: var(--violet-2); }
.note.warn { border-left-color: var(--warn); }
.note.warn .i { color: var(--warn); }
.note.tip { border-left-color: var(--pink); }
.note.tip .i { color: var(--pink-2); }
.note p { margin: 0; }

/* 折りたたみ */
details.more { margin-top: 16px; }
details.more > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; color: var(--pink-2); font-size: 0.92rem; font-weight: 500; }
details.more > summary::-webkit-details-marker { display: none; }
details.more > summary .i { transition: transform 0.2s; }
details.more[open] > summary .i { transform: rotate(90deg); }
details.more > .more-body { margin-top: 14px; padding: 18px 20px; border-radius: 12px; background: rgba(255, 255, 255, 0.03); box-shadow: inset 0 0 0 1px var(--line); }

/* ---------- 選択肢（大きな絵付きリンク） ---------- */
.choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.choice { position: relative; display: flex; flex-direction: column; border-radius: 20px; overflow: hidden; color: var(--text); background: linear-gradient(160deg, #19122b, #0e0a18); box-shadow: inset 0 0 0 1px var(--line); transition: transform 0.25s, box-shadow 0.25s; }
.choice:hover { color: var(--text); transform: translateY(-3px); box-shadow: inset 0 0 0 1px rgba(255, 90, 165, 0.45), 0 24px 50px -24px rgba(255, 90, 165, 0.5); }
.choice-art { aspect-ratio: 16 / 9; display: grid; place-items: center; background: radial-gradient(70% 80% at 50% 40%, rgba(141, 109, 255, 0.2), transparent 70%); }
.choice-art svg { width: 78%; height: auto; }
.choice-art img { width: 100%; height: 100%; object-fit: cover; }
.choice-body { padding: 20px 24px 24px; display: grid; gap: 6px; }
.choice-body .eyebrow { margin: 0; }
.choice-body h3 { font-size: 1.35rem; }
.choice-body p { color: var(--text-2); font-size: 0.94rem; margin: 0; }
.choice-go { position: absolute; right: 20px; bottom: 22px; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, 0.06); transition: background 0.2s; }
.choice:hover .choice-go { background: var(--grad); }
.choice-go .i { width: 18px; height: 18px; }
@media (max-width: 700px) { .choices { grid-template-columns: 1fr; } }

/* ---------- タブ（切り替え） ---------- */
.seg { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 5px; border-radius: 14px; background: rgba(255, 255, 255, 0.04); box-shadow: inset 0 0 0 1px var(--line); margin-bottom: 36px; }
.seg [role="tab"] { appearance: none; border: 0; cursor: pointer; font: 500 0.95rem var(--ff-body); color: var(--text-2); background: none; padding: 10px 18px; border-radius: 10px; transition: color 0.2s, background 0.2s; }
.seg [role="tab"]:hover { color: #fff; }
.seg [role="tab"][aria-selected="true"] { color: #fff; background: var(--raise); box-shadow: inset 0 0 0 1px rgba(255, 90, 165, 0.4); }
.seg [role="tab"] small { display: block; font: 600 0.66rem var(--ff-latin); letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; }
[role="tabpanel"][hidden] { display: none; }
@media (max-width: 560px) { .seg { display: grid; grid-template-columns: 1fr 1fr; width: 100%; } .seg [role="tab"] { padding: 10px; } }

/* ---------- 箇条書き（短い説明） ---------- */
.points { display: grid; gap: 10px; }
.points > li { position: relative; padding-left: 22px; color: var(--text-2); }
.points > li::before { content: ""; position: absolute; left: 3px; top: 0.72em; width: 6px; height: 6px; border-radius: 50%; background: linear-gradient(135deg, var(--pink-2), var(--violet-2)); box-shadow: 0 0 0 3px rgba(255, 90, 165, 0.12); }
.points.check > li::before { width: 12px; height: 7px; top: 0.55em; left: 0; background: none; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); border-radius: 0; }
.points strong { color: var(--text); font-weight: 600; }

/* 見出し付きの短い要点（枠なし） */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 28px 32px; }
.fact h4 { font-size: 1.05rem; margin-bottom: 6px; display: flex; align-items: center; gap: 10px; }
.fact h4 .i { width: 20px; height: 20px; color: var(--pink-2); }
.fact p { color: var(--text-2); font-size: 0.95rem; margin: 0; }
.fact .media { margin-bottom: 14px; }

/* ---------- 表 ---------- */
.spec { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.spec th, .spec td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec thead th { font: 600 0.75rem var(--ff-latin); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); border-bottom-color: var(--line-2); }
.spec tbody th { font-weight: 700; white-space: nowrap; color: var(--text); }
.spec td { color: var(--text-2); }
.yes { color: var(--ok); font-weight: 600; }
.no { color: var(--muted); }
.table-scroll { overflow-x: auto; }

/* ---------- キー表示 ---------- */
.key { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 8px; font-weight: 600; font-size: 0.86rem; color: #fff; background: rgba(255, 255, 255, 0.07); box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.35), inset 0 0 0 1px var(--line-2); white-space: nowrap; }

/* ---------- 完了 ---------- */
.done { margin-top: 24px; display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; padding: 28px 32px; border-radius: 20px; background: radial-gradient(120% 140% at 0% 0%, rgba(255, 90, 165, 0.16), transparent 60%), linear-gradient(160deg, #1a122c, #0f0a1a); box-shadow: inset 0 0 0 1px rgba(255, 90, 165, 0.25); }
.done-art { width: 92px; height: 92px; }
.done h3 { font-size: clamp(1.25rem, 2.4vw, 1.6rem); margin-bottom: 4px; }
.done p { color: var(--text-2); margin: 0; }
@media (max-width: 560px) { .done { grid-template-columns: 1fr; text-align: center; justify-items: center; padding: 26px 20px; } }

/* ---------- ボタン ---------- */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 0.97rem; color: #fff; background: var(--grad-strong); box-shadow: 0 12px 30px -12px rgba(255, 90, 165, 0.7); transition: transform 0.2s, filter 0.2s; }
.btn:hover { color: #fff; transform: translateY(-1px); filter: brightness(1.12); }
.btn.ghost { background: rgba(255, 255, 255, 0.06); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn.ghost:hover { background: rgba(255, 255, 255, 0.1); }
.btn .i { width: 18px; height: 18px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 500; }
.link-arrow .i { transition: transform 0.2s; }
.link-arrow:hover .i { transform: translateX(3px); }

/* ---------- 図（インラインSVG） ---------- */
.fig { margin: 0; }
.fig svg { width: 100%; height: auto; }
.fig figcaption { margin-top: 10px; font-size: 0.84rem; color: var(--muted); }
.fig .fig-cap { margin: 0 0 12px; display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 10px; border-radius: 999px; font-size: 0.82rem; font-weight: 600; color: var(--text); background: rgba(141, 109, 255, 0.12); box-shadow: inset 0 0 0 1px rgba(182, 161, 255, 0.28); }
.fig .fig-cap .i { width: 17px; height: 17px; color: var(--violet-2); }
.fig .f-pinwrap { transition: transform 0.25s; transform-box: fill-box; transform-origin: center; }
.fig .f-pinwrap.is-on { transform: scale(1.3); }
.fig .f-pinwrap.is-on .f-pin { fill: #fff; }
.fig .f-pinwrap.is-on .f-pin-t { fill: var(--pink-strong); }
.fig .f-win { fill: #151026; stroke: rgba(236, 226, 255, 0.14); }
.fig .f-bar { fill: #1d1733; }
.fig .f-panel { fill: #1b1530; }
.fig .f-line { stroke: rgba(236, 226, 255, 0.12); fill: none; }
.fig .f-soft { fill: rgba(236, 226, 255, 0.06); }
.fig .f-dim { fill: rgba(236, 226, 255, 0.18); }
.fig .f-t { fill: #e9e2f6; font-family: var(--ff-body); font-size: 15px; }
.fig .f-t.s { font-size: 12.5px; fill: #a99fc0; }
.fig .f-t.b { font-weight: 700; }
.fig .f-t.l { font-family: var(--ff-latin); }
.fig .f-t.m { font-family: var(--ff-mono); font-size: 13px; }
.fig .f-t.c { text-anchor: middle; }
.fig .f-t.pk { fill: var(--pink-2); }
.fig .f-t.ok { fill: var(--ok); }
.fig .f-t.ng { fill: var(--ng); }
.fig .f-btn { fill: #2a2147; }
.fig .f-on { fill: url(#fgrad); }
.fig .f-hl { fill: none; stroke: var(--pink); stroke-width: 2.5; filter: drop-shadow(0 0 6px rgba(255, 90, 165, 0.75)); }
.fig .f-hl-fill { fill: rgba(255, 90, 165, 0.14); }
.fig .f-pin { fill: var(--pink-strong); }
.fig .f-pin-t { fill: #fff; font: 700 13px var(--ff-latin); text-anchor: middle; dominant-baseline: central; }
.fig .f-arrow { fill: none; stroke: var(--pink-2); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.fig .f-cursor { fill: #fff; stroke: #0b0814; stroke-width: 1.4; }
.fig .f-ok { fill: rgba(79, 224, 180, 0.12); stroke: var(--ok); }
.fig .f-ng { fill: rgba(255, 109, 130, 0.12); stroke: var(--ng); }
.fig .f-ic { fill: none; stroke: #cfc6e0; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.fig .f-pulse { transform-box: fill-box; transform-origin: center; animation: fpulse 2.2s ease-out infinite; }
@keyframes fpulse { 0% { opacity: 0.85; transform: scale(1); } 70%, 100% { opacity: 0; transform: scale(1.5); } }

/* ---------- コントローラー（3D）: 左右の名前からボタンへ線を引く ---------- */
.ctl { display: grid; gap: 40px; }
.ctl-view { position: relative; display: grid; grid-template-columns: minmax(150px, 1fr) minmax(0, 2.6fr) minmax(150px, 1fr); grid-template-areas: "l img r"; align-items: center; gap: 0 16px; }
.ctl-img { grid-area: img; position: relative; }
.ctl-img > img { width: 100%; height: auto; transition: opacity 0.35s ease; }
.ctl-img > img.hl { position: absolute; inset: 0; opacity: 0; pointer-events: none; }
.ctl-img > img.hl.is-on { opacity: 1; }
.ctl-labels { display: grid; gap: 26px; position: relative; z-index: 1; }
.ctl-labels.l { grid-area: l; text-align: right; }
.ctl-labels.r { grid-area: r; text-align: left; }
.ctl-labels button { all: unset; box-sizing: border-box; cursor: pointer; display: block; padding: 8px 12px; border-radius: 12px; transition: background 0.2s; }
.ctl-labels button:hover, .ctl-labels button.is-on { background: rgba(255, 90, 165, 0.1); }
.ctl-labels button:focus-visible { outline: 2px solid var(--pink); }
.ctl-labels b { display: block; font-family: var(--ff-head); font-size: 1rem; transition: color 0.2s; }
.ctl-labels button.is-on b { color: var(--pink-2); }
.ctl-labels span { display: block; margin-top: 2px; color: var(--text-2); font-size: 0.86rem; line-height: 1.5; }
.ctl-dot { position: absolute; left: calc(var(--x) * 100%); top: calc(var(--y) * 100%); width: 10px; height: 10px; border-radius: 50%; transform: translate(-50%, -50%); background: #fff; box-shadow: 0 0 0 3px rgba(9, 6, 15, 0.55); transition: background 0.2s, box-shadow 0.2s, transform 0.2s; }
.ctl-dot.is-on { background: var(--pink); box-shadow: 0 0 0 4px rgba(255, 90, 165, 0.3), 0 0 16px var(--pink); transform: translate(-50%, -50%) scale(1.25); }
.ctl-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.ctl-lines path { fill: none; stroke: rgba(236, 226, 255, 0.5); stroke-width: 1.3; transition: stroke 0.2s; }
.ctl-lines path.is-on { stroke: var(--pink); stroke-width: 2; }
@media (max-width: 760px) {
  .ctl { gap: 28px; }
  .ctl-view { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-template-areas: "l r" "img img"; gap: 18px 8px; align-items: end; }
  .ctl-view.below { grid-template-areas: "img img" "l r"; align-items: start; }
  .ctl-labels { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 6px; text-align: center !important; }
  .ctl-labels li { order: var(--ox); }
  .ctl-labels button { padding: 6px 2px; }
  .ctl-labels b { font-size: 0.8rem; letter-spacing: 0; white-space: nowrap; }
  .ctl-labels span { font-size: 0.72rem; }
}

/* ---------- ストーリー ---------- */
.story { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 48px; align-items: center; }
.story-text p { font-size: 1.05rem; line-height: 2.1; color: var(--text-2); }
.story-text .who { font-family: var(--ff-head); font-weight: 700; font-size: 1.15rem; color: var(--text); margin-bottom: 18px; }
.story-text .last { color: var(--text); font-weight: 500; }
.story-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.story-grid img { aspect-ratio: 1; object-fit: cover; border-radius: 10px; width: 100%; }
.story-grid img:nth-child(2) { transform: translateY(18px); }
.story-grid img:nth-child(5) { transform: translateY(18px); }
@media (max-width: 900px) { .story { grid-template-columns: 1fr; } }

/* モード紹介 */
.modes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.mode { display: grid; gap: 12px; align-content: start; }
.mode .media .frame { aspect-ratio: 4 / 3; }
.mode h4 { font-size: 1.1rem; display: flex; align-items: baseline; gap: 10px; }
.mode h4 small { font: 600 0.68rem var(--ff-latin); letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; }
.mode .points > li { font-size: 0.9rem; }
@media (max-width: 1000px) { .modes { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .modes { grid-template-columns: 1fr; } }

/* 収集アイテム */
.collect { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.collect.c4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.collect figure { margin: 0; }
.collect img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: 12px; background: #0d0918; }
.collect figcaption { margin-top: 8px; font-size: 0.88rem; color: var(--text-2); text-align: center; }
@media (max-width: 700px) { .collect, .collect.c4 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 420px) { .collect { gap: 8px; } .collect.c4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .collect figcaption { font-size: 0.78rem; } }

/* ビネットの比較 */
.vignette { position: relative; }
.vignette .frame::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse 58% 62% at 50% 50%, transparent 52%, rgba(0, 0, 0, 0.93) 100%); opacity: 0; transition: opacity 0.4s; }
.vignette.is-on .frame::after { opacity: 1; }
.toggle { display: inline-flex; align-items: center; gap: 10px; margin-top: 14px; cursor: pointer; color: var(--text-2); font-size: 0.92rem; background: none; border: 0; padding: 0; font-family: inherit; }
.toggle .sw { width: 42px; height: 24px; border-radius: 999px; background: rgba(255, 255, 255, 0.12); position: relative; transition: background 0.2s; }
.toggle .sw::after { content: ""; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform 0.2s; }
.toggle[aria-pressed="true"] .sw { background: var(--pink); }
.toggle[aria-pressed="true"] .sw::after { transform: translateX(18px); }

/* VDのパラメータ */
.params { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; background: var(--line); border-radius: 14px; overflow: hidden; box-shadow: inset 0 0 0 1px var(--line); }
.params > div { background: var(--bg-2); padding: 14px 16px; }
.params dt { font-size: 0.8rem; color: var(--muted); }
.params dd { margin: 2px 0 0; font: 600 1.15rem var(--ff-latin); }
.params .swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 8px; vertical-align: 0; }

/* ---------- FAQ・トラブル ---------- */
.qa { border-bottom: 1px solid var(--line); }
.qa > summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; padding: 20px 4px; font-weight: 700; font-family: var(--ff-head); font-size: 1.05rem; }
.qa > summary::-webkit-details-marker { display: none; }
.qa > summary .tagline { display: block; font: 600 0.68rem var(--ff-latin); letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; margin-bottom: 2px; }
.qa > summary .i { width: 20px; height: 20px; color: var(--muted); transition: transform 0.25s; }
.qa[open] > summary .i { transform: rotate(45deg); color: var(--pink-2); }
.qa > summary:hover { color: #fff; }
.qa-body { padding: 0 4px 26px; color: var(--text-2); }
.qa-body .do > li, .qa-body .points > li { color: var(--text-2); }
.qa-group + .qa-group { margin-top: 56px; }
.qa-group-title { font: 600 0.78rem var(--ff-latin); letter-spacing: 0.2em; text-transform: uppercase; color: var(--pink-2); margin-bottom: 4px; }
.qa-group h3 { font-size: 1.3rem; margin-bottom: 8px; }
.case { margin-top: 18px; }
.case + .case { padding-top: 18px; border-top: 1px dashed var(--line-2); }
.case h4 { font-size: 0.98rem; color: var(--text); margin-bottom: 8px; }
.search { position: relative; margin-bottom: 40px; }
.search input { width: 100%; padding: 16px 20px 16px 52px; border-radius: 14px; border: 0; background: rgba(255, 255, 255, 0.05); box-shadow: inset 0 0 0 1px var(--line-2); color: var(--text); font: 400 1rem var(--ff-body); }
.search input:focus { outline: none; box-shadow: inset 0 0 0 2px var(--pink); }
.search .i { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--muted); }
.search-empty { color: var(--muted); padding: 24px 0; }

/* パス表示 */
.path { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 10px; font-family: var(--ff-mono); font-size: 0.92rem; }
.path .mk { flex: none; font: 700 0.72rem var(--ff-latin); letter-spacing: 0.08em; padding: 3px 8px; border-radius: 6px; }
.path.ok .mk { color: #072b20; background: var(--ok); }
.path.ng .mk { color: #2d0710; background: var(--ng); }
.path code { word-break: break-all; }
.path.ok code { color: #bff5e3; }
.path.ng code { color: #ffc2cc; }
.path.ng code mark { background: rgba(255, 109, 130, 0.25); color: #fff; border-radius: 3px; padding: 0 2px; }

/* ---------- YouTube ---------- */
.yt { position: relative; aspect-ratio: 16 / 9; border-radius: var(--r); overflow: hidden; background: #000; box-shadow: 0 0 0 1px var(--line); }
.yt button { all: unset; cursor: pointer; position: absolute; inset: 0; }
.yt button:focus-visible { outline: 3px solid var(--pink); outline-offset: -3px; border-radius: var(--r); }
.yt img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; transition: opacity 0.2s; }
.yt button:hover img { opacity: 1; }
.yt .play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 68px; height: 68px; border-radius: 50%; display: grid; place-items: center; background: rgba(9, 6, 15, 0.6); box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8); backdrop-filter: blur(4px); }
.yt .play svg { width: 26px; height: 26px; fill: #fff; stroke: none; margin-left: 4px; }
.yt iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- 拡大表示 ---------- */
.lightbox { position: fixed; inset: 0; z-index: 100; display: none; place-items: center; background: rgba(5, 3, 10, 0.92); padding: 24px; cursor: zoom-out; }
.lightbox.is-open { display: grid; }
.lightbox img { max-height: 90vh; width: auto; border-radius: 12px; }
.lightbox-close { position: fixed; top: 16px; right: 16px; width: 46px; height: 46px; border-radius: 50%; border: 0; cursor: pointer; font: 400 1.6rem/1 var(--ff-latin); color: #fff; background: rgba(26, 20, 48, 0.9); box-shadow: inset 0 0 0 1px var(--line-2); }
.lightbox-close:hover { background: var(--pink-strong); }
img.zoomable:focus-visible { outline: 3px solid var(--pink); outline-offset: 3px; }

/* ---------- フッター ---------- */
.site-footer { margin-top: 120px; border-top: 1px solid var(--line); background: var(--bg-2); padding: 56px 0 40px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.footer-brand img { width: 170px; }
.footer-nav { display: grid; grid-template-columns: repeat(3, auto); gap: 10px 40px; }
.footer-nav a { color: var(--text-2); font-size: 0.92rem; }
.footer-nav a:hover { color: #fff; }
.footer-legal { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; color: var(--muted); font-size: 0.82rem; }
.age { display: inline-grid; place-items: center; font: 700 0.72rem var(--ff-latin); color: #fff; background: #d6224e; border-radius: 6px; padding: 3px 7px; margin-right: 10px; }
@media (max-width: 640px) { .footer-nav { grid-template-columns: repeat(2, auto); } }

.to-top { position: fixed; right: 18px; bottom: 18px; z-index: 30; width: 46px; height: 46px; border-radius: 50%; border: 0; cursor: pointer; color: #fff; background: rgba(26, 20, 48, 0.9); box-shadow: inset 0 0 0 1px var(--line-2); display: grid; place-items: center; opacity: 0; pointer-events: none; transition: opacity 0.25s; }
.to-top.is-shown { opacity: 1; pointer-events: auto; }
.to-top .i { width: 20px; height: 20px; }

/* 表示時のフェード */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .fig .f-pulse, .media .tag.live::before { animation: none; }
}

/* ---------- トップ ---------- */
.home-hero { position: relative; isolation: isolate; min-height: max(460px, calc(100svh - var(--header-h) - 170px)); display: flex; align-items: flex-end; overflow: hidden; }
.home-hero-bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.home-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(9, 6, 15, 0.1) 30%, rgba(9, 6, 15, 0.55) 68%, var(--bg) 100%), linear-gradient(90deg, rgba(9, 6, 15, 0.7), transparent 60%); }
.home-hero-in { padding-block: 40px 76px; }
.home-logo { margin: 0; }
.home-logo img { width: min(560px, 86vw); filter: drop-shadow(0 10px 40px rgba(0, 0, 0, 0.6)); }
.home-thanks { margin: 18px 0 26px; font-size: clamp(1rem, 1.7vw, 1.2rem); color: var(--text); text-shadow: 0 2px 14px rgba(0, 0, 0, 0.7); }

.home-guides { display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: 16px; margin-top: 8px; }
.guide { position: relative; display: block; aspect-ratio: 4 / 5; border-radius: 20px; overflow: hidden; color: var(--text); background: #000; isolation: isolate; }
.guide:first-child { aspect-ratio: auto; }
.guide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.72; transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), opacity 0.4s; }
.guide:hover { color: var(--text); }
.guide:hover img { transform: scale(1.05); opacity: 0.9; }
.guide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(9, 6, 15, 0.92)); z-index: 0; }
.guide-in { position: absolute; left: 0; right: 0; bottom: 0; z-index: 1; padding: 24px 26px 26px; display: grid; gap: 4px; }
.guide-no { font: 600 0.78rem var(--ff-latin); letter-spacing: 0.2em; color: var(--pink-2); }
.guide-t { font: 900 clamp(1.45rem, 2.4vw, 1.9rem)/1.3 var(--ff-head); }
.guide-d { color: var(--text-2); font-size: 0.9rem; line-height: 1.7; }
@media (max-width: 860px) {
  .home-guides { grid-template-columns: 1fr; }
  .guide, .guide:first-child { aspect-ratio: 16 / 10; }
}

.cctv { margin-top: 88px; overflow: hidden; }
.cctv-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; }
.cctv figure { position: relative; margin: 0; aspect-ratio: 16 / 9; background: #000; overflow: hidden; }
.cctv video { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.55) contrast(1.08) brightness(0.92); }
.cctv span { position: absolute; left: 10px; top: 8px; font: 500 0.68rem var(--ff-mono); color: rgba(255, 255, 255, 0.8); letter-spacing: 0.08em; }
@media (max-width: 760px) { .cctv-strip { grid-template-columns: repeat(2, 1fr); } }

.home-sec { margin-top: 96px; }
.home-head { margin-bottom: 28px; }
.home-head h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 900; }
.req { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 56px; }
.req h3 { font-size: 1.15rem; padding-bottom: 12px; border-bottom: 1px solid var(--line-2); }
.req dl { margin: 0; }
.req dl > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 0.94rem; }
.req dt { color: var(--muted); }
.req dd { margin: 0; color: var(--text-2); }
.home-2col { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.news li { display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 0.95rem; }
.news time { font: 500 0.86rem var(--ff-latin); color: var(--muted); padding-top: 2px; }
.news p { margin: 0; color: var(--text-2); }
.review { padding: 30px 32px; border-radius: 20px; background: radial-gradient(120% 130% at 100% 0%, rgba(141, 109, 255, 0.18), transparent 60%), var(--bg-2); box-shadow: inset 0 0 0 1px var(--line); }
.review h2 { font-size: 1.35rem; font-weight: 900; margin-bottom: 10px; }
.review p { color: var(--text-2); font-size: 0.95rem; }
.home-links { margin-top: 88px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 32px; border-top: 1px solid var(--line); }
.home-links a { display: grid; gap: 4px; padding: 22px 0; color: var(--text); }
.home-links b { font-family: var(--ff-head); font-weight: 700; transition: color 0.2s; }
.home-links a:hover b { color: var(--pink-2); }
.home-links span { color: var(--muted); font-size: 0.85rem; line-height: 1.65; }
@media (max-width: 900px) {
  .req, .home-2col { grid-template-columns: 1fr; gap: 40px; }
  .home-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ポータルの凡例 */
.portal-legend { display: grid; gap: 2px; }
.portal-legend li { display: grid; grid-template-columns: 62px minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.portal-legend b { font: 600 0.95rem var(--ff-latin); color: var(--pink-2); }
.pins { display: inline-flex; gap: 4px; }
.pins i { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font: 700 0.75rem var(--ff-latin); font-style: normal; color: #fff; background: var(--pink-strong); }
.menu-shot { max-width: 360px; }
.height-demo { max-width: 420px; justify-self: center; width: 100%; }

/* トラブルガイド */
.qa-title { font-size: clamp(1.3rem, 2.4vw, 1.65rem); font-weight: 900; margin-bottom: 8px; }

/* 販売ページ */
.shop-logo { width: min(340px, 80%); }

/* アップデート履歴 */
.ups { display: grid; gap: 72px; }
.up { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 32px 48px; align-items: center; }
.up:nth-child(even) .up-media { order: 2; }
.up-ver { font: 700 clamp(1.8rem, 3.6vw, 2.5rem)/1.1 var(--ff-latin); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; letter-spacing: -0.01em; }
.up time { display: block; margin: 4px 0 14px; color: var(--muted); font: 500 0.9rem var(--ff-latin); }
@media (max-width: 800px) { .up { grid-template-columns: 1fr; } .up:nth-child(even) .up-media { order: 0; } }

/* クレジット */
.credits { display: grid; gap: 56px; }
.credit-h { font-size: 1.25rem; font-weight: 900; padding-bottom: 12px; border-bottom: 1px solid var(--line-2); margin-bottom: 16px; }
.credit-sub { font: 600 0.82rem var(--ff-body); color: var(--muted); margin: 20px 0 8px; }
.credit-studio { font-family: var(--ff-head); font-size: 1.15rem; font-weight: 700; margin-bottom: 14px; }
.person { display: grid; gap: 2px; }
.person-role { font-size: 0.82rem; color: var(--muted); }
.person-name { font-weight: 500; }
.credit-list { margin: 0; display: grid; gap: 8px 32px; }
.credit-list.cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.credit-list > div { display: grid; gap: 1px; }
.credit-list dt { font-weight: 500; }
.credit-list dd { margin: 0; color: var(--muted); font-size: 0.88rem; }
.credit-two { gap: 56px 48px; }
.thanks p { color: var(--text-2); }
@media (max-width: 640px) { .credit-list.cols { grid-template-columns: 1fr; } }

/* 開発秘話 */
.video-list { display: grid; gap: 48px; }
.video-meta { margin-top: 14px; }
.video-meta time { color: var(--muted); font: 500 0.86rem var(--ff-latin); }
.video-meta h2 { font-size: 1.2rem; margin: 2px 0 6px; }
.video-meta p { color: var(--text-2); font-size: 0.95rem; margin: 0; }

/* 3Dで描いた操作の動画は正方形。枠の比率が違う時は余白を動画の背景色にそろえる */
.media .frame video[poster*="/controls/"] { object-fit: contain; }
.media .frame:has(video[poster*="/controls/"]) { background: #0a0713; }

/* ---------- 動き ---------- */
[role="tabpanel"].is-entering { animation: panel-in 0.42s cubic-bezier(0.2, 0.7, 0.2, 1); }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.lang[open] .lang-menu { animation: pop-in 0.18s ease-out; }
@keyframes pop-in { from { opacity: 0; transform: translateY(-6px) scale(0.98); } to { opacity: 1; transform: none; } }
.lightbox.is-open { animation: fade-in 0.22s ease-out; }
.lightbox.is-open img { animation: pop-in 0.28s cubic-bezier(0.2, 0.7, 0.2, 1); }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
details.qa[open]:not(.is-closing) > .qa-body, details.more[open]:not(.is-closing) > .more-body { animation: fade-in 0.35s ease-out; }
details.is-closing > summary .i { transform: none !important; }
.qa > summary, .seg [role="tab"], .btn, .choice, .guide, .home-links a { -webkit-tap-highlight-color: transparent; }
.portal-legend li { transition: background 0.2s; border-radius: 10px; }
.portal-legend li.is-on { background: rgba(255, 90, 165, 0.08); }
@media (prefers-reduced-motion: reduce) {
  [role="tabpanel"].is-entering, .lang[open] .lang-menu, .lightbox.is-open, .lightbox.is-open img,
  details.qa[open] > .qa-body, details.more[open] > .more-body { animation: none; }
}

/* トップ: 最初の画面でガイドの頭が見えるように、ヒーローの高さを抑える */
.guide-go { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 0.86rem; font-weight: 600; color: var(--pink-2); }
.guide-go .i { width: 16px; height: 16px; transition: transform 0.2s; }
.guide:hover .guide-go .i { transform: translateX(4px); }
.home-links b .i { width: 15px; height: 15px; margin-left: 6px; vertical-align: -0.15em; transition: transform 0.2s; }
.home-links a:hover b .i { transform: translateX(3px); }

/* とても狭い画面（320〜360px） */
@media (max-width: 480px) {
  .ui, .file { white-space: normal; overflow-wrap: anywhere; }
}
@media (max-width: 360px) {
  .ctl-labels b { font-size: 0.72rem; }
  .ctl-labels span { font-size: 0.66rem; }
  .chapter-no { font-size: 3rem; }
}

/* 販売ページ */
.shop-store { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 900; margin-bottom: 24px; }


/* スマホ: 動画・画像付きの短い説明は、縦に大きく積まず、画像を左・文字を右に並べる */
@media (max-width: 640px) {
  .media-rows, .modes { grid-template-columns: 1fr; gap: 18px; }
  .media-rows > div, .modes > .mode { display: grid; grid-template-columns: 40% minmax(0, 1fr); gap: 2px 14px; align-content: start; align-items: start; }
  .media-rows > div > .media, .modes > .mode > .media { grid-row: span 4; }
  .media-rows > div > h4, .modes > .mode > h4 { margin-top: 0 !important; font-size: 1rem; }
  .media-rows > div > :not(.media), .modes > .mode > :not(.media) { grid-column: 2; }
  .media-rows p, .media-rows .points > li, .modes .points > li { font-size: 0.86rem; }
  .media-rows .points, .modes .points { gap: 4px; margin-top: 4px !important; }
  .modes .mode .media .frame { aspect-ratio: 1; }
  .height-demo { max-width: 260px; }
  .menu-shot { max-width: 240px; }
}

/* ========== 作品の世界観: 夜の家を覗く監視モニター ========== */
:root { --ff-serif: "Shippori Mincho", "Noto Serif JP", serif; --rec: #ff3b6b; }
html[lang="zh-CN"] { --ff-serif: "Noto Serif SC", serif; }
html[lang="en"] { --ff-serif: "Cormorant Garamond", Georgia, serif; }
body { counter-reset: cam; }

.rec { display: inline-flex; align-items: center; gap: 6px; font: 700 0.7rem var(--ff-latin); letter-spacing: 0.16em; color: #fff; }
.rec::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--rec); box-shadow: 0 0 10px var(--rec); animation: blink 1.4s infinite; }

/* トップ: ブラインドが開き、監視カメラの映像の中に彼女がいる */
.home-hero { min-height: max(560px, calc(100svh - var(--header-h) - 150px)); }
.home-hero-in { position: relative; z-index: 1; }
.hero-mirai { position: absolute; z-index: 0; right: max(-40px, calc((100vw - var(--wrap)) / 2 - 40px)); bottom: 0; height: min(96%, 880px); width: auto; max-width: none;
  filter: drop-shadow(0 0 30px rgba(255, 90, 165, 0.35)) drop-shadow(0 30px 60px rgba(0, 0, 0, 0.6));
  -webkit-mask-image: linear-gradient(to top, transparent 0, #000 18%); mask-image: linear-gradient(to top, transparent 0, #000 18%);
  animation: mirai-in 1.4s cubic-bezier(0.2, 0.7, 0.2, 1) 1s both; }
@keyframes mirai-in { from { opacity: 0; transform: translateX(28px); } to { opacity: 1; transform: none; } }
.hero-catch { margin: 16px 0 0; font: 700 clamp(1.3rem, 2.6vw, 2.05rem)/1.5 var(--ff-serif); letter-spacing: 0.14em; color: #fff; text-shadow: 0 0 24px rgba(255, 90, 165, 0.55), 0 2px 12px rgba(0, 0, 0, 0.7); }
html[lang="en"] .hero-catch { letter-spacing: 0.01em; font-style: italic; font-weight: 600; }
.hero-hud { position: absolute; z-index: 2; top: 18px; left: 50%; transform: translateX(-50%); width: min(var(--wrap), 100% - 40px); display: flex; gap: 14px; align-items: center; font: 500 0.72rem var(--ff-mono); letter-spacing: 0.12em; color: rgba(255, 255, 255, 0.8); text-transform: uppercase; text-shadow: 0 1px 6px rgba(0, 0, 0, 0.8); pointer-events: none; }
.hero-hud .cam-time { margin-left: auto; }
@property --slat { syntax: "<length>"; inherits: false; initial-value: 0px; }
.blinds { position: absolute; inset: 0; z-index: -1; pointer-events: none; background: repeating-linear-gradient(180deg, #08050e 0 var(--slat), transparent var(--slat) 48px); animation: blinds-open 1.7s cubic-bezier(0.7, 0, 0.2, 1) 0.25s both; }
@keyframes blinds-open { from { --slat: 48px; } to { --slat: 0px; } }
@media (max-width: 760px) {
  .hero-mirai { height: 70%; right: -22%; }
  .home-hero::after { background: linear-gradient(180deg, rgba(9, 6, 15, 0.1) 25%, rgba(9, 6, 15, 0.78) 60%, var(--bg) 100%); }
  .home-logo img { width: min(330px, 76vw); }
  .hero-hud span { display: none; }
}

/* 実プレイの動画: 隠しカメラのモニター映像（四隅の目印、REC、カメラ番号、時刻、走査線） */
.media.cam { counter-increment: cam; }
.media.cam .frame::before { content: ""; position: absolute; inset: 10px; z-index: 2; pointer-events: none; opacity: 0.8;
  background:
    linear-gradient(#fff, #fff) left top / 16px 1.5px no-repeat, linear-gradient(#fff, #fff) left top / 1.5px 16px no-repeat,
    linear-gradient(#fff, #fff) right top / 16px 1.5px no-repeat, linear-gradient(#fff, #fff) right top / 1.5px 16px no-repeat,
    linear-gradient(#fff, #fff) left bottom / 16px 1.5px no-repeat, linear-gradient(#fff, #fff) left bottom / 1.5px 16px no-repeat,
    linear-gradient(#fff, #fff) right bottom / 16px 1.5px no-repeat, linear-gradient(#fff, #fff) right bottom / 1.5px 16px no-repeat; }
.media.cam .frame::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 3px), radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.45)); }
.cam-hud { position: absolute; z-index: 3; left: 18px; right: 18px; bottom: 14px; display: flex; gap: 10px; align-items: center; font: 500 0.66rem var(--ff-mono); letter-spacing: 0.1em; color: rgba(255, 255, 255, 0.88); text-shadow: 0 1px 4px rgba(0, 0, 0, 0.85); pointer-events: none; }
.cam-hud .rec { font-size: 0.62rem; }
.cam-hud .cam-id::before { content: "CAM " counter(cam, decimal-leading-zero); }
.cam-hud .cam-time { margin-left: auto; }
.media.cam video[controls] ~ .cam-hud { display: none; }
@media (max-width: 640px) {
  .media-rows .cam-hud .cam-time, .modes .cam-hud .cam-time, .media-rows .cam-hud .cam-id { display: none; }
  .media-rows .media.cam .frame::before { inset: 6px; }
}

/* 下層の見出し: 録画中の表示と走査線 */
.p-hero::before { content: "REC"; position: absolute; z-index: 2; top: 22px; right: max(20px, calc((100vw - var(--wrap)) / 2)); padding-left: 16px; font: 700 0.7rem var(--ff-latin); letter-spacing: 0.16em; color: #fff;
  background: radial-gradient(circle at 4px 50%, var(--rec) 3.5px, transparent 4.5px); animation: blink 1.4s infinite; }
.p-hero-bg::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 3px); }

/* プレイガイドの章: 監視カメラの番号として見せる */
.page-manual .chapter-no::before { content: "CAM"; display: block; margin: 0 0 8px 2px; font: 600 0.7rem/1 var(--ff-latin); letter-spacing: 0.32em; color: var(--pink-2); -webkit-text-fill-color: var(--pink-2); }

/* ストーリー: 彼女のSNSの画面と、明朝の独白 */
.story-text p { font-family: var(--ff-serif); font-weight: 500; letter-spacing: 0.06em; }
html[lang="en"] .story-text p { font-size: 1.15rem; letter-spacing: 0; }
.story-text .last { font-weight: 700; color: #fff; text-shadow: 0 0 20px rgba(255, 90, 165, 0.45); }
.sns { position: relative; justify-self: center; width: min(330px, 100%); }
.sns-phone { border-radius: 40px; padding: 14px 12px 20px; background: #0d0a14; transform: rotate(-3deg);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 0 0 8px #1a1426, 0 0 0 9px rgba(255, 255, 255, 0.08), 0 40px 80px -20px rgba(0, 0, 0, 0.85), 0 0 80px -10px rgba(255, 90, 165, 0.35); }
.sns-status { display: flex; justify-content: space-between; padding: 2px 16px 12px; font: 600 0.74rem var(--ff-latin); color: #fff; }
.sns-icons i { display: inline-block; width: 4px; margin-left: 2px; background: #fff; border-radius: 1px; vertical-align: bottom; }
.sns-icons i:nth-child(1) { height: 5px; } .sns-icons i:nth-child(2) { height: 8px; } .sns-icons i:nth-child(3) { height: 11px; }
.sns-profile { display: flex; align-items: center; gap: 12px; padding: 4px 8px 16px; }
.sns-avatar { width: 58px; height: 58px; border-radius: 50%; object-fit: cover; object-position: center 22%; box-shadow: 0 0 0 2px #0d0a14, 0 0 0 4px var(--pink); }
.sns-who b { display: block; font-size: 1rem; }
.sns-who span { font-size: 0.76rem; color: var(--muted); }
.sns-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; border-radius: 14px; overflow: hidden; }
.sns-grid img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.sns-pin { position: absolute; right: -14px; bottom: 54px; transform: rotate(4deg); display: flex; gap: 10px; align-items: center; padding: 9px 14px; border-radius: 10px; font-size: 0.8rem; font-weight: 600; color: #fff; background: rgba(9, 6, 15, 0.88); box-shadow: inset 0 0 0 1px rgba(255, 90, 165, 0.55), 0 12px 30px -10px rgba(0, 0, 0, 0.8); backdrop-filter: blur(6px); }
@media (max-width: 900px) { .sns { margin-top: 12px; } .sns-pin { right: 0; } }

@media (prefers-reduced-motion: reduce) {
  .blinds { animation: none; display: none; }
  .hero-mirai { animation: none; }
  .rec::before, .p-hero::before { animation: none; }
}

/* 世界観の調整: 覗き見の場面を見せる明るさ、独白の改行、スマホのトップの配置 */
.page-manual .p-hero-bg img, .page-troubleshooting .p-hero-bg img, .page-credits .p-hero-bg img { opacity: 0.66; }
.story { grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.9fr); }
.story-text p { letter-spacing: 0.03em; word-break: auto-phrase; }
.hero-catch { word-break: auto-phrase; text-wrap: balance; }
@media (max-width: 900px) { .story { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .home-hero { min-height: 0; padding-top: 236px; }
  .hero-mirai { height: 320px; top: 30px; bottom: auto; right: -8%; -webkit-mask-image: linear-gradient(to top, transparent 0, #000 40%); mask-image: linear-gradient(to top, transparent 0, #000 40%); }
  .home-hero::after { background: linear-gradient(180deg, rgba(9, 6, 15, 0.05) 0%, rgba(9, 6, 15, 0.35) 38%, rgba(9, 6, 15, 0.9) 62%, var(--bg) 100%); }
  .home-hero-in { padding-block: 0 36px; }
  .home-hero-in .eyebrow { margin-bottom: 8px; }
  .hero-catch { font-size: 1.18rem; letter-spacing: 0.08em; margin-top: 10px; }
  .home-thanks { margin: 10px 0 18px; font-size: 0.95rem; }
  .home-hero .btn-row { gap: 10px; }
  .home-hero .btn { padding: 11px 20px; }
}
@media (max-width: 760px) {
  .home-hero .btn { padding: 10px 16px; font-size: 0.9rem; gap: 8px; }
}
@media (max-width: 760px) and (max-height: 800px) {
  .home-hero { padding-top: 190px; }
  .hero-mirai { height: 270px; top: 26px; }
  .home-logo img { width: min(290px, 72vw); }
}
@media (max-width: 760px) and (max-height: 700px) {
  .home-hero { padding-top: 150px; }
  .hero-mirai { height: 220px; top: 22px; }
  .home-logo img { width: min(250px, 68vw); }
  .home-hero-in .eyebrow { display: none; }
  .hero-catch { font-size: 1.05rem; }
  .home-thanks { font-size: 0.9rem; margin: 8px 0 14px; }
  .home-hero-in { padding-bottom: 28px; }
}