/* ORIVEIL 公式サイト — 外部フォント・外部スクリプトなし（プライバシー配慮） */
:root {
  --bg: #050608;
  --bg2: #0a0c11;
  --panel: rgba(16, 19, 26, 0.72);
  --panel-solid: #10131a;
  --line: rgba(255, 255, 255, 0.08);
  --line2: rgba(255, 255, 255, 0.14);
  --text: #eef1f4;
  --muted: #a3acb8;
  --dim: #6c7684;
  --acc: #ff4655;
  --acc-rgb: 255, 70, 85;
  --gold: #d6b16a;
  --gold-rgb: 214, 177, 106;
  --ok: #3fd1a0;
  --warn: #f5c542;
  --info: #4fb4ff;
  --font: 'Yu Gothic UI', 'Hiragino Sans', 'Meiryo UI', 'Segoe UI', system-ui, sans-serif;
  --display: 'Bahnschrift', 'DIN Alternate', 'Segoe UI Semibold', 'Yu Gothic UI', sans-serif;
  --mono: 'Cascadia Mono', Consolas, 'SFMono-Regular', monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --cut: 14px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 16px; line-height: 1.75;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body::before { /* 細いグリッドと周辺減光 */
  content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(1200px 700px at 78% -10%, rgba(var(--acc-rgb), .16), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(var(--gold-rgb), .07), transparent 60%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px) 0 0 / 72px 72px,
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px) 0 0 / 72px 72px,
    var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
::selection { background: rgba(var(--acc-rgb), .35); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: #000; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- ヘッダー ---------- */
.hdr { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); background: rgba(5, 6, 8, .72); border-bottom: 1px solid var(--line); }
.hdr .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-family: var(--display); font-weight: 700; letter-spacing: .28em; font-size: 15px; white-space: nowrap; }
.brand img { width: 30px; height: 30px; }
.brand small { font-size: 9.5px; letter-spacing: .22em; color: var(--gold); border: 1px solid rgba(var(--gold-rgb), .45); padding: 1px 6px; font-weight: 600; }
.nav { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.nav a { text-decoration: none; color: var(--muted); font-size: 13.5px; padding: 8px 12px; letter-spacing: .04em; transition: color .2s; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--text); }
.lang { display: flex; border: 1px solid var(--line2); margin-left: 8px; }
.lang a { padding: 5px 10px; font-family: var(--display); font-size: 12px; letter-spacing: .14em; color: var(--dim); }
.lang a.on { background: rgba(var(--gold-rgb), .14); color: var(--gold); }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--line2); color: var(--text); width: 42px; height: 38px; cursor: pointer; }
.menu-btn span { display: block; width: 18px; height: 2px; background: currentColor; margin: 4px auto; }

/* ---------- 共通パーツ ---------- */
.eyebrow { font-family: var(--display); font-size: 12px; letter-spacing: .38em; color: var(--gold); text-transform: uppercase; display: flex; align-items: center; gap: 14px; }
.eyebrow::before { content: ''; width: 34px; height: 1px; background: linear-gradient(90deg, var(--gold), transparent); }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; margin: 0; letter-spacing: .02em; }
h2.sec-title { font-size: clamp(30px, 4.2vw, 50px); margin: 14px 0 18px; text-transform: uppercase; letter-spacing: .06em; }
h2.sec-title .jp { display: block; font-family: var(--font); font-size: 15px; letter-spacing: .1em; color: var(--muted); text-transform: none; margin-top: 10px; font-weight: 500; }
.lead { color: var(--muted); font-size: 17px; max-width: 760px; }
section { padding: 110px 0; position: relative; }
section + section { border-top: 1px solid var(--line); }
.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none; cursor: pointer; border: 0; font: inherit;
  font-family: var(--display); letter-spacing: .16em; font-size: 13.5px; text-transform: uppercase; padding: 15px 26px;
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  transition: transform .2s var(--ease), filter .2s, background .2s;
}
.btn.primary { background: linear-gradient(135deg, var(--acc), #c92d3d); color: #fff; box-shadow: 0 0 40px rgba(var(--acc-rgb), .25); }
.btn.primary:hover { filter: brightness(1.12); transform: translateY(-1px); }
.btn.ghost { background: rgba(255,255,255,.04); color: var(--text); outline: 1px solid var(--line2); outline-offset: -1px; }
.btn.ghost:hover { background: rgba(var(--gold-rgb), .1); color: var(--gold); }
.btn[aria-disabled='true'] { background: rgba(255,255,255,.05); color: var(--dim); box-shadow: none; cursor: not-allowed; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-family: var(--display); font-size: 11px; letter-spacing: .16em; padding: 3px 10px; border: 1px solid var(--line2); color: var(--muted); text-transform: uppercase; }
.badge.demo { color: #1a1300; background: var(--warn); border-color: var(--warn); }
.badge.gold { color: var(--gold); border-color: rgba(var(--gold-rgb), .5); }
.badge.ok { color: var(--ok); border-color: rgba(63, 209, 160, .45); }
.badge.pend { color: var(--warn); border-color: rgba(245, 197, 66, .45); }
.badge.no { color: #ff8a95; border-color: rgba(var(--acc-rgb), .45); }
.todo { background: rgba(245, 197, 66, .16); color: var(--warn); border: 1px dashed var(--warn); padding: 0 6px; font-family: var(--font); font-size: .92em; }
.panel { background: var(--panel); border: 1px solid var(--line); position: relative; backdrop-filter: blur(8px); }
.panel.cut { clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px)); }
.corner::after { /* 金の角飾り */
  content: ''; position: absolute; right: 0; top: 0; width: 22px; height: 22px;
  background: linear-gradient(225deg, var(--gold) 0 2px, transparent 2px), linear-gradient(225deg, transparent 0, transparent);
  border-top: 1px solid var(--gold); border-right: 1px solid var(--gold); opacity: .55;
}
.grid { display: grid; gap: 22px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.muted { color: var(--muted); }
.dim { color: var(--dim); }
.small { font-size: 14px; }
.tiny { font-size: 12.5px; }
.mono { font-family: var(--mono); font-size: 13px; }

/* ---------- ヒーロー ---------- */
.hero { padding: 96px 0 90px; position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr); gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(46px, 7.2vw, 96px); letter-spacing: .08em; text-transform: uppercase; margin: 22px 0 8px; line-height: .98; }
.hero h1 .n { display: block; background: linear-gradient(100deg, #fff 10%, var(--gold) 55%, #fff 95%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .tag { font-size: clamp(18px, 2vw, 22px); color: var(--text); margin: 18px 0 14px; font-weight: 600; letter-spacing: .04em; }
.hero p.lead { margin: 0 0 32px; }
.cta { display: flex; gap: 14px; flex-wrap: wrap; }
.status-line { margin-top: 26px; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; color: var(--muted); font-size: 13.5px; }
.shot-frame { position: relative; padding: 10px; background: linear-gradient(140deg, rgba(var(--gold-rgb), .4), rgba(255,255,255,.05) 30%, rgba(var(--acc-rgb), .35)); clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px)); }
.shot-frame img { width: 100%; height: auto; clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px)); }
.shot-frame .cap { position: absolute; left: 22px; bottom: -34px; font-size: 12.5px; color: var(--dim); }
.hero .glow { position: absolute; inset: -20% -10% auto auto; width: 70%; height: 140%; background: radial-gradient(closest-side, rgba(var(--acc-rgb), .22), transparent); filter: blur(30px); z-index: -1; }
.hero-art { position: relative; transform: perspective(1600px) rotateY(-9deg) rotateX(3deg); transition: transform .8s var(--ease); }
.hero-art:hover { transform: perspective(1600px) rotateY(-3deg) rotateX(1deg); }
.hero-art .float { position: absolute; left: -36px; bottom: 34px; width: 46%; box-shadow: 0 30px 80px rgba(0,0,0,.6); }

/* ---------- 状態バー ---------- */
.notice { display: flex; gap: 16px; align-items: flex-start; padding: 20px 24px; border: 1px solid rgba(245, 197, 66, .35); background: linear-gradient(90deg, rgba(245, 197, 66, .09), rgba(245, 197, 66, .02)); }
.notice b { color: var(--warn); }
.notice .ic { flex: none; width: 28px; height: 28px; border: 1px solid var(--warn); color: var(--warn); display: grid; place-items: center; font-family: var(--display); font-weight: 700; }

/* ---------- 機能 ---------- */
.feature { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 56px; align-items: center; padding: 64px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: 0; }
.feature.rev { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
.feature.rev .txt { order: 2; }
.feature .num { font-family: var(--display); font-size: 74px; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(var(--gold-rgb), .6); letter-spacing: .04em; }
.feature h3 { font-size: clamp(26px, 3vw, 36px); text-transform: uppercase; letter-spacing: .08em; margin: 10px 0 4px; }
.feature h3 + .jp { color: var(--gold); font-size: 14.5px; letter-spacing: .12em; margin-bottom: 16px; }
.checks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 10px; }
.checks li { position: relative; padding-left: 26px; color: var(--muted); font-size: 15px; }
.checks li::before { content: ''; position: absolute; left: 0; top: .72em; width: 12px; height: 2px; background: var(--acc); box-shadow: 0 0 10px var(--acc); }
.checks li b { color: var(--text); font-weight: 600; }
.feature .shots { display: grid; gap: 14px; }
.feature .shots.two { grid-template-columns: 1fr 1fr; }
.thumb { cursor: zoom-in; border: 1px solid var(--line2); transition: transform .3s var(--ease), border-color .3s; background: #000; }
.thumb:hover { transform: translateY(-3px); border-color: rgba(var(--gold-rgb), .55); }
figure { margin: 0; }
figcaption { font-size: 12.5px; color: var(--dim); margin-top: 8px; }

/* ---------- パーティ判定 ---------- */
.st { display: inline-block; padding: 2px 10px; font-size: 13px; border: 1px solid; font-weight: 600; }
.st.off { color: #3fd1a0; border-color: rgba(63,209,160,.5); background: rgba(63,209,160,.08); }
.st.con { color: #4fb4ff; border-color: rgba(79,180,255,.5); background: rgba(79,180,255,.08); }
.st.est { color: var(--warn); border-color: rgba(245,197,66,.6); border-style: dashed; background: rgba(245,197,66,.06); }
.st.unk { color: #aab4bf; border-color: rgba(170,180,191,.4); background: rgba(170,180,191,.06); }
.status-card { padding: 26px; }
.status-card h4 { margin: 14px 0 6px; font-size: 16px; }

/* ---------- ユーザーフロー ---------- */
.flow { counter-reset: s; display: grid; gap: 0; }
.flow li { list-style: none; counter-increment: s; display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 22px; padding: 26px 0; border-top: 1px solid var(--line); }
.flow li::before { content: counter(s, decimal-leading-zero); font-family: var(--display); font-size: 40px; line-height: 1; color: var(--gold); opacity: .85; }
.flow h4 { margin: 0 0 6px; font-size: 19px; }
.flow p { margin: 0; color: var(--muted); }
.flow .when { margin-left: 8px; vertical-align: 2px; }
.flow ol { padding: 0; margin: 0; }

/* ---------- 表 ---------- */
.tbl { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.tbl th, .tbl td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { font-family: var(--display); font-weight: 600; letter-spacing: .12em; font-size: 12px; color: var(--dim); text-transform: uppercase; }
.tbl td:first-child { color: var(--text); font-weight: 600; }
.tbl td { color: var(--muted); }
.tbl-wrap { overflow-x: auto; }

/* ---------- ギャラリー ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.gallery figure:nth-child(1) { grid-column: span 2; grid-row: span 2; }

/* ---------- ダウンロード ---------- */
.dl { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 28px; }
.dl .panel { padding: 34px; }
.spec { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 10px 18px; font-size: 14.5px; margin: 20px 0 0; }
.spec dt { color: var(--dim); }
.spec dd { margin: 0; color: var(--text); }

/* ---------- FAQ ---------- */
details { border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding: 20px 40px 20px 0; font-weight: 600; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 6px; top: 14px; font-family: var(--display); font-size: 26px; color: var(--gold); transition: transform .25s; }
details[open] summary::after { transform: rotate(45deg); }
details .a { padding: 0 0 22px; color: var(--muted); }

/* ---------- 法務ページ ---------- */
.legal { padding: 70px 0 110px; }
.legal .wrap { max-width: 860px; }
.legal h1 { font-size: clamp(34px, 5vw, 54px); text-transform: uppercase; letter-spacing: .06em; margin: 16px 0 10px; }
.legal h2 { font-family: var(--font); font-size: 20px; margin: 46px 0 12px; padding-top: 18px; border-top: 1px solid var(--line); letter-spacing: .02em; }
.legal h2 .no { font-family: var(--display); color: var(--gold); margin-right: 12px; }
.legal p, .legal li { color: #c9d0d8; }
.legal ul, .legal ol { padding-left: 1.3em; }
.legal li { margin: 6px 0; }
.legal .meta { color: var(--dim); font-size: 14px; }
.toc { padding: 22px 26px; margin: 28px 0 0; }
.toc ol { margin: 0; columns: 2; font-size: 14px; }
.toc a { color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--gold); }

/* ---------- フッター ---------- */
.ftr { border-top: 1px solid var(--line); padding: 56px 0 40px; background: linear-gradient(180deg, transparent, rgba(var(--acc-rgb), .04)); }
.ftr .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.ftr h5 { font-family: var(--display); letter-spacing: .24em; font-size: 12px; color: var(--gold); margin: 0 0 14px; text-transform: uppercase; }
.ftr ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ftr a { color: var(--muted); text-decoration: none; font-size: 14px; }
.ftr a:hover { color: var(--text); }
.boiler { margin-top: 38px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--dim); line-height: 1.8; }

/* ---------- ライトボックス ---------- */
.lb { position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.88); display: none; place-items: center; padding: 30px; cursor: zoom-out; }
.lb.open { display: grid; }
.lb img { max-height: 86vh; width: auto; border: 1px solid var(--line2); box-shadow: 0 0 80px rgba(0,0,0,.8); }
.lb p { color: var(--muted); text-align: center; margin: 14px 0 0; font-size: 14px; }

/* ---------- 表示アニメーション（JS 有効時のみ） ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero-art, .hero-art:hover { transform: none; }
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 1020px) {
  .hero .wrap, .feature, .feature.rev, .dl { grid-template-columns: minmax(0, 1fr); }
  .feature.rev .txt { order: 0; }
  .hero-art { transform: none; }
  .hero-art .float { display: none; }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .g3 { grid-template-columns: minmax(0, 1fr); }
  .ftr .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: rgba(5,6,8,.97); border-bottom: 1px solid var(--line); padding: 10px 20px 20px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .lang { margin: 12px 0 0; align-self: flex-start; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  section { padding: 76px 0; }
  .hero { padding: 56px 0 70px; }
  .g2, .g4, .gallery, .feature .shots.two { grid-template-columns: minmax(0, 1fr); }
  .gallery figure:nth-child(1) { grid-column: auto; grid-row: auto; }
  .flow li { grid-template-columns: 48px minmax(0, 1fr); gap: 14px; }
  .flow li::before { font-size: 28px; }
  .spec { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .spec dd { margin-bottom: 10px; }
  .toc ol { columns: 1; }
  .ftr .cols { grid-template-columns: minmax(0, 1fr); }
  .btn { padding: 14px 20px; }
  .feature .num { font-size: 56px; }
}

/* ---------- ユーティリティ（CSP のためインライン style は使わない） ---------- */
.nob { border-top: 0 !important; }
.status-sec { padding: 0 0 70px; border-top: 0 !important; }
.center { text-align: center; }
.center-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.logo-center { margin: 0 auto 20px; }
.h-sm { font-size: 18px; letter-spacing: .12em; }
.h-md { font-size: 24px; letter-spacing: .1em; }
.big-mail { font-size: 20px; margin: 0; word-break: break-all; }
.mb10 { margin: 0 0 10px; }
.mt14 { margin-top: 14px; }
.mt22 { margin-top: 22px; }
.mt28 { margin-top: 28px; }
.mt40 { margin-top: 40px; }
.wrap.wide { max-width: 1000px; }
.pad34 { padding: 34px; }
.maxw760 { max-width: 760px; }
.w28 { width: 28%; }
@media (max-width: 640px) { .pad34 { padding: 24px 20px; } }
.spec dd.hash .mono { word-break: break-all; font-size: 12px; }
.pending { color: var(--warn); }

/* ---------- ダウンロード導線 ---------- */
.btn-sub { display: block; font-size: 10.5px; letter-spacing: .14em; opacity: .8; margin-top: 2px; text-transform: none; }
.btn.primary:has(.btn-sub) { flex-direction: column; align-items: flex-start; gap: 0; }
.dl-links { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13.5px; }
.dl-links a { color: var(--muted); text-decoration: none; border-bottom: 1px solid var(--line2); }
.dl-links a:hover { color: var(--gold); border-color: var(--gold); }
.dl-start .lead { margin: 18px 0 22px; }
.dl-progress { height: 3px; background: var(--line); overflow: hidden; margin-top: 18px; max-width: 520px; }
.dl-progress span { display: block; height: 100%; width: 40%; background: linear-gradient(90deg, transparent, var(--gold), var(--acc)); animation: dlbar 1.4s var(--ease) infinite; }
@keyframes dlbar { from { transform: translateX(-100%); } to { transform: translateX(260%); } }
@media (prefers-reduced-motion: reduce) { .dl-progress span { animation: none; width: 100%; } }
.hashcell { word-break: break-all; font-size: 11.5px; max-width: 280px; }
.codeline { background: var(--panel-solid); border: 1px solid var(--line); padding: 10px 14px; overflow-x: auto; }