/* Algorist — Signal（ライト・ダーク） */
:root {
  --bg: #fbfbf9;
  --bg-2: #f3f3f0;
  --surface: #ffffff;
  --surface-2: #f6f6f3;
  --line: rgba(10, 12, 20, .08);
  --line-2: rgba(10, 12, 20, .15);
  --text: #0c0d11;
  --muted: #5d6170;
  --dim: #9a9eab;
  --accent: #3a2fff;
  --hi: #d6ff3d;
  --accent-ink: #0c0d11;
  --ok: #12a46b;
  --warn: #c27a00;
  --shadow: 0 1px 2px rgba(10,12,20,.04), 0 12px 32px -12px rgba(10,12,20,.12);
  --glass: rgba(255, 255, 255, .78);
  --menu-bg: rgba(251, 251, 249, .97);
  --hover-bg: rgba(10, 12, 20, .05);
  --btn-bg: #0c0d11; --btn-ink: #fff; --btn-hover: #3a2fff;
  --hi-ink: #0c0d11;
  --spot: 58, 47, 255;
  --glow: rgba(214, 255, 61, .22);
  --ring: rgba(58, 47, 255, .12);
  --err: #c62a3a; --err-line: #d22f40;
  --note-bg: #fff6e3; --note-line: #f3d9a2; --note-ink: #7a4d00;
  --ok-bg: #eafaf2; --ok-line: #b9e8d1;
  --radius: 20px;
  --pad: clamp(16px, 4vw, 48px);
  --max: 1280px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-io: cubic-bezier(.7, 0, .2, 1);
  --sans: "Geist", "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
/* ダーク：端末の設定に合わせる（ボタンで選んだらそちら） */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #07080b; --bg-2: #0c0d12; --surface: #101218; --surface-2: #151821;
    --line: rgba(255, 255, 255, .08); --line-2: rgba(255, 255, 255, .14);
    --text: #eeeff3; --muted: #8b90a0; --dim: #5b6070;
    --accent: #e4ff6a; --hi: #e4ff6a; --accent-ink: #0b0d02; --ok: #3ddc97; --warn: #ffb547;
    --shadow: none; --glass: rgba(12, 13, 18, .72); --menu-bg: rgba(7, 8, 11, .96); --hover-bg: rgba(255, 255, 255, .05);
    --btn-bg: #e4ff6a; --btn-ink: #0b0d02; --btn-hover: #f0ff9c; --hi-ink: #0b0d02;
    --spot: 228, 255, 106; --glow: rgba(228, 255, 106, .05); --ring: rgba(228, 255, 106, .12);
    --err: #ff8a96; --err-line: #ff5c6c;
    --note-bg: rgba(255, 181, 71, .08); --note-line: rgba(255, 181, 71, .25); --note-ink: #ffd18a;
    --ok-bg: rgba(61, 220, 151, .08); --ok-line: rgba(61, 220, 151, .3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #07080b; --bg-2: #0c0d12; --surface: #101218; --surface-2: #151821;
  --line: rgba(255, 255, 255, .08); --line-2: rgba(255, 255, 255, .14);
  --text: #eeeff3; --muted: #8b90a0; --dim: #5b6070;
  --accent: #e4ff6a; --hi: #e4ff6a; --accent-ink: #0b0d02; --ok: #3ddc97; --warn: #ffb547;
  --shadow: none; --glass: rgba(12, 13, 18, .72); --menu-bg: rgba(7, 8, 11, .96); --hover-bg: rgba(255, 255, 255, .05);
  --btn-bg: #e4ff6a; --btn-ink: #0b0d02; --btn-hover: #f0ff9c; --hi-ink: #0b0d02;
  --spot: 228, 255, 106; --glow: rgba(228, 255, 106, .05); --ring: rgba(228, 255, 106, .12);
  --err: #ff8a96; --err-line: #ff5c6c;
  --note-bg: rgba(255, 181, 71, .08); --note-line: rgba(255, 181, 71, .25); --note-ink: #ffd18a;
  --ok-bg: rgba(61, 220, 151, .08); --ok-line: rgba(61, 220, 151, .3);
  color-scheme: dark;
}
html { transition: background-color .4s; }
body { transition: background-color .4s, color .4s; }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
h1, h2, h3, .app-tag { text-wrap: balance; word-break: auto-phrase; }
.manifesto-text { word-break: auto-phrase; }
@media (min-width: 900px) { .manifesto-text { white-space: nowrap; } }
p, li, dd { word-break: auto-phrase; line-break: strict; }
html { overflow-x: clip; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 400 16px/1.8 var(--sans); letter-spacing: .01em;
  -webkit-font-smoothing: antialiased; overflow-x: clip;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--hi); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.sr, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip:focus { position: fixed; z-index: 100; top: 12px; left: 12px; background: var(--hi); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; }
.mono { font-family: var(--mono); letter-spacing: 0; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.dim { color: var(--dim); }

/* ---------- 読み込み ---------- */
.loader {
  position: fixed; inset: 0; z-index: 90; background: var(--bg);
  display: grid; place-content: center; gap: 18px; justify-items: center;
  transition: clip-path .9s var(--ease-io);
  clip-path: inset(0 0 0 0);
}
.loader-word { font: 500 clamp(28px, 6vw, 64px)/1 var(--mono); letter-spacing: .3em; padding-left: .3em; }
.loader-bar { width: 160px; height: 1px; background: var(--line-2); overflow: hidden; }
.loader-bar span { display: block; height: 100%; background: var(--text); transform-origin: left; transform: scaleX(0); animation: load 1s var(--ease) forwards; }
@keyframes load { to { transform: scaleX(1); } }
.is-loaded .loader { clip-path: inset(0 0 100% 0); pointer-events: none; }
.no-loader .loader { display: none; }

/* ---------- ナビ ---------- */
.nav {
  position: fixed; z-index: 50; top: 12px; left: 50%; translate: -50% 0;
  width: min(calc(100% - 24px), 1180px); height: 56px; padding: 0 10px 0 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border: 1px solid transparent; border-radius: 16px;
  transition: background .4s, border-color .4s, translate .5s var(--ease), backdrop-filter .4s;
}
.nav.is-scrolled { box-shadow: var(--shadow); background: var(--glass); border-color: var(--line); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); }
.nav.is-hidden:not(:focus-within) { translate: -50% -120%; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: .02em; }
.mark { width: 26px; height: 26px; fill: var(--text); stroke: var(--text); stroke-width: 1.6; stroke-linecap: round; }
.mark path { fill: none; }
.brand:hover .mark circle { fill: var(--accent); stroke: var(--accent); transition: fill .3s, stroke .3s; }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 6px 12px; border-radius: 8px; font-size: 14px; color: var(--muted); transition: color .2s, background .2s; }
.nav-links a:hover, .nav-links a.is-active { color: var(--text); background: var(--hover-bg); }
.nav-right { display: flex; align-items: center; gap: 12px; }
.status { display: inline-flex; align-items: center; gap: 8px; font: 12px var(--mono); color: var(--muted); }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(18,164,107,.5); animation: ping 2.4s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(18,164,107,.45); } 70%, 100% { box-shadow: 0 0 0 8px rgba(18,164,107,0); } }
.menu-btn { display: none; width: 40px; height: 40px; border: 1px solid var(--line-2); border-radius: 12px; background: transparent; position: relative; cursor: pointer; }
.menu-btn span:not(.sr) { position: absolute; left: 11px; right: 11px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease), top .4s var(--ease); }
.menu-btn span:nth-child(1) { top: 15px; } .menu-btn span:nth-child(2) { top: 23px; }
.menu-btn[aria-expanded=true] span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.menu-btn[aria-expanded=true] span:nth-child(2) { top: 19px; transform: rotate(-45deg); }
.menu { position: fixed; inset: 0; z-index: 40; background: var(--menu-bg); backdrop-filter: blur(10px); display: flex; flex-direction: column; justify-content: center; gap: 4px; padding: 0 24px; }
.menu a { font-size: 40px; font-weight: 500; display: flex; align-items: baseline; gap: 14px; padding: 6px 0; border-bottom: 1px solid var(--line); opacity: 0; translate: 0 20px; animation: in .6s var(--ease) forwards; }
.menu a:nth-child(2) { animation-delay: .05s; } .menu a:nth-child(3) { animation-delay: .1s; } .menu a:nth-child(4) { animation-delay: .15s; }
.menu small { font: 12px var(--mono); color: var(--accent); }
@keyframes in { to { opacity: 1; translate: 0 0; } }

/* ---------- ボタン ---------- */
.btn {
  --bg-b: var(--surface);
  display: inline-flex; align-items: center; gap: 10px; height: 48px; padding: 0 22px;
  border-radius: 999px; border: 1px solid var(--line-2); background: var(--bg-b);
  font-size: 15px; font-weight: 500; cursor: pointer; white-space: nowrap;
  transition: background .3s, border-color .3s, color .3s, transform .4s var(--ease);
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .4s var(--ease); }
.btn:hover svg { transform: translateY(2px); }
.btn-primary { background: var(--btn-bg); color: var(--btn-ink); border-color: var(--btn-bg); }
.btn-primary:hover { background: var(--btn-hover); border-color: var(--btn-hover); color: var(--btn-ink); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { border-color: var(--text); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 13px; }
.btn-app { background: var(--app); border-color: var(--app); color: #fff; }
.btn-app:hover { filter: brightness(1.12); }
.link { font-size: 13px; color: var(--muted); transition: color .2s; }
.link:hover { color: var(--text); }

/* ---------- ヒーロー ---------- */
.hero { position: relative; min-height: 100svh; display: grid; align-items: center; overflow: hidden; isolation: isolate; }
.field { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.no-webgl .field { background: radial-gradient(60% 50% at 70% 40%, rgba(58,47,255,.10), transparent 70%), radial-gradient(40% 40% at 20% 80%, rgba(214,255,61,.25), transparent 70%); }
.hero-grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px; mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 75%); opacity: .5;
}
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 30%; background: linear-gradient(transparent, var(--bg)); z-index: -1; pointer-events: none; }
.hero-inner { width: 100%; max-width: var(--max); margin: 0 auto; padding: 120px var(--pad) 140px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; margin: 0 0 28px; padding: 6px 12px 6px 10px; border: 1px solid var(--line-2); border-radius: 999px; background: var(--glass); backdrop-filter: blur(6px); }
.tick { width: 6px; height: 6px; background: var(--accent); border-radius: 1px; animation: blink 1.2s steps(2) infinite; }
@keyframes blink { 50% { opacity: .2; } }
.hero-title em { font-style: normal; background: linear-gradient(transparent 62%, var(--hi) 62% 92%, transparent 92%); }
.hero-title { font-size: clamp(34px, 9vw, 136px); line-height: 1.04; font-weight: 700; letter-spacing: -.04em; margin: 0; }
.hero-title .ch { display: inline-block; overflow: hidden; vertical-align: top; }
.hero-title .ch > span { display: inline-block; transform: translateY(105%); transition: transform 1.1s var(--ease); transition-delay: calc(var(--i) * 28ms + 150ms); }
.is-loaded .hero-title .ch > span { transform: none; }
.hero-lead { max-width: 560px; margin: 32px 0 0; color: var(--muted); font-size: clamp(15px, 1.4vw, 17px); opacity: 0; translate: 0 16px; transition: opacity 1s .7s, translate 1s .7s var(--ease); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; opacity: 0; translate: 0 16px; transition: opacity 1s .85s, translate 1s .85s var(--ease); }
.is-loaded .hero-lead, .is-loaded .hero-cta { opacity: 1; translate: 0 0; }
.hero-foot { position: absolute; left: 0; right: 0; bottom: 24px; display: flex; justify-content: space-between; padding: 0 var(--pad); font-size: 11px; color: var(--dim); text-transform: uppercase; letter-spacing: .08em; max-width: var(--max); margin: 0 auto; }
.scroll-cue { display: inline-flex; align-items: center; gap: 10px; }
.scroll-cue i { width: 1px; height: 28px; background: linear-gradient(var(--text), transparent); animation: cue 2s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- ティッカー ---------- */
.ticker { border-block: 1px solid var(--line); overflow: hidden; padding: 18px 0; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.ticker-track { display: flex; gap: 28px; width: max-content; animation: marquee 40s linear infinite; }
.ticker b { color: var(--accent); font-weight: 400; }
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 共通の見出し ---------- */
section { position: relative; }
.label { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; margin: 0 0 24px; }
.label span { color: var(--hi-ink); background: var(--hi); padding: 0 5px; border-radius: 3px; }
.label::after { content: ""; flex: 0 0 48px; height: 1px; background: var(--line-2); }
.h2 { font-size: clamp(32px, 5vw, 64px); line-height: 1.12; letter-spacing: -.03em; font-weight: 600; margin: 0; }

/* ---------- 宣言 ---------- */
.manifesto { padding: clamp(100px, 18vw, 220px) 0; }
.manifesto-text { font-size: clamp(28px, 5.2vw, 76px); line-height: 1.3; font-weight: 500; letter-spacing: -.02em; margin: 0; max-width: 1100px; }
.manifesto-sub { margin: 48px 0 0; max-width: 36em; color: var(--muted); font-size: clamp(15px, 1.5vw, 18px); line-height: 2; }
.manifesto-sub p { margin: 0 0 1.2em; }
@media (max-width: 600px) { .manifesto-sub br { display: none; } }
.manifesto-text .w { color: var(--text); opacity: .16; transition: opacity .25s linear; }
.manifesto-text .w.on { opacity: 1; }

/* ---------- アプリの一覧（くわしい説明は各アプリのサイト） ---------- */
.apps { padding: clamp(100px, 14vw, 180px) 0 0; }
.apps-head { display: grid; gap: 8px; margin-bottom: 40px; }
.apps-note { margin: 12px 0 0; color: var(--muted); font-size: 14px; max-width: 36em; }
.app-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.app-list li { --c: var(--accent); border-bottom: 1px solid var(--line-2); }
.app-list a { position: relative; display: grid; grid-template-columns: 56px 1fr auto; grid-template-areas: "icon name go" "icon desc go"; align-items: center; gap: 2px 20px; padding: 22px 8px; isolation: isolate; }
.app-list a::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, color-mix(in srgb, var(--c) 10%, transparent), transparent 70%); transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease); }
.app-list a:hover::before, .app-list a:focus-visible::before { transform: scaleX(1); }
.app-list img { grid-area: icon; width: 56px; height: 56px; border-radius: 14px; box-shadow: 0 0 0 1px var(--line), 0 10px 24px -12px var(--c); transition: transform .6s var(--ease); }
.app-list a:hover img { transform: scale(1.08) rotate(-4deg); }
.al-name { grid-area: name; font-size: clamp(22px, 2.8vw, 34px); font-weight: 600; letter-spacing: -.02em; line-height: 1.2; }
.al-desc { grid-area: desc; color: var(--muted); font-size: 14px; }
.al-kind { display: none; font-size: 11px; color: var(--dim); text-transform: uppercase; letter-spacing: .08em; }
.al-go { grid-area: go; display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); transition: color .3s; }
.al-go svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .5s var(--ease); }
.app-list a:hover .al-go { color: var(--c); }
.app-list a:hover .al-go svg { transform: translate(3px, -3px); }
@media (min-width: 900px) {
  .app-list a { grid-template-columns: 64px minmax(0, 1.1fr) minmax(0, 1.4fr) 120px auto; grid-template-areas: "icon name desc kind go"; gap: 28px; padding: 26px 12px; }
  .app-list img { width: 64px; height: 64px; border-radius: 16px; }
  .al-desc { font-size: 15px; }
  .al-kind { display: block; grid-area: kind; }
}
@media (max-width: 560px) { .al-go { font-size: 0; gap: 0; } }

/* ---------- 約束（ベント） ---------- */
.principles { padding: clamp(100px, 14vw, 180px) 0; }
.bento { display: grid; gap: 16px; margin-top: 56px; grid-template-columns: repeat(6, 1fr); }
.cell {
  --mx: 50%; --my: 50%; box-shadow: var(--shadow);
  position: relative; grid-column: span 6; padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); overflow: hidden; isolation: isolate; min-height: 240px; display: flex; flex-direction: column;
}
.cell::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(400px circle at var(--mx) var(--my), rgba(var(--spot), .07), transparent 45%); opacity: 0; transition: opacity .4s; }
.cell::after { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; background: radial-gradient(300px circle at var(--mx) var(--my), rgba(var(--spot), .55), transparent 50%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .4s; pointer-events: none; }
.bento:hover .cell::before, .bento:hover .cell::after { opacity: 1; }
.cell-k { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin: 0 0 auto; padding-bottom: 20px; }
.cell h3 { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.3; margin: 0 0 10px; letter-spacing: -.02em; font-weight: 600; }
.cell p { margin: 0; color: var(--muted); font-size: 14px; }
.cell-art { margin: -8px 0 12px; display: grid; place-items: center; flex: 1; }
.art-device { width: 100%; max-width: 260px; height: auto; fill: none; stroke: var(--line-2); stroke-width: 1.4; }
.art-device rect { stroke: var(--text); stroke-opacity: .5; }
.art-device .orbit { stroke-dasharray: 3 5; animation: spin 18s linear infinite; transform-origin: 100px 70px; }
.art-device .dot { fill: var(--accent); stroke: none; transform-origin: 100px 70px; animation: spin 6s linear infinite; }
.art-device .d2 { animation-delay: -2s; } .art-device .d3 { animation-delay: -4s; }
.art-device .lock { stroke: var(--text); stroke-width: 1.8; }
@keyframes spin { to { rotate: 360deg; } }
.code { margin: 22px 0 0; padding: 16px 18px; border-radius: 14px; background: var(--bg-2); border: 1px solid var(--line); font-size: 12px; line-height: 1.7; color: var(--text); overflow: hidden; white-space: pre; position: relative; }
.code i { font-style: normal; }
.code .k { color: #c2338f; } .code .t { color: var(--accent); } .code .s { color: #c46a00; }
:root[data-theme="dark"] .code .k { color: #ff7ac6; } :root[data-theme="dark"] .code .s { color: #ffb86b; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .code .k { color: #ff7ac6; } :root:not([data-theme="light"]) .code .s { color: #ffb86b; } }
.code .caret { display: inline-block; width: 7px; height: 1.1em; vertical-align: -2px; background: var(--accent); animation: blink 1s steps(2) infinite; }
.big-word { margin-top: 24px; font-size: clamp(48px, 6vw, 80px); line-height: .9; letter-spacing: -.05em; color: var(--text); }
.big-word small { display: block; font-size: 12px; letter-spacing: .08em; color: var(--muted); margin-top: 10px; }
.art-device .mini-a { stroke: var(--text); stroke-width: 1.6; stroke-linecap: round; fill: none; }
.art-device .mini-a path { vector-effect: non-scaling-stroke; stroke-width: 2.4; }
.art-device .mini-a circle { fill: var(--text); stroke: none; }
.hello span { display: block; font-size: .5em; color: var(--muted); font-weight: 500; margin-top: 4px; }
.big-zero { margin-top: 24px; display: flex; align-items: baseline; gap: 12px; }
.big-zero span { font-size: 96px; line-height: .9; letter-spacing: -.05em; }
.big-zero small { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.receipt { margin-top: 24px; display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; padding: 16px; border: 1px dashed var(--line-2); border-radius: 12px; font-size: 13px; position: relative; }
.receipt .paid { grid-column: 1 / -1; justify-self: end; color: var(--ok); border: 1.5px solid var(--ok); padding: 0 10px; border-radius: 6px; rotate: -8deg; font-weight: 500; letter-spacing: .1em; }
.fake-login { margin-top: 24px; display: grid; gap: 8px; position: relative; }
.fake-login span { height: 34px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--bg-2); }
.fake-login b { height: 34px; border-radius: 8px; background: var(--line-2); }
.fake-login::after { content: "不要"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 28px; font-weight: 700; color: var(--text); background: rgba(255,255,255,.7); backdrop-filter: blur(3px); border-radius: 10px; letter-spacing: .2em; }
.meter { margin-top: 20px; position: relative; }
.meter canvas { width: 100%; height: 60px; }
.meter span { position: absolute; right: 0; top: -6px; font-size: 13px; color: var(--muted); }
.meter b { color: var(--ok); font-weight: 500; font-size: 22px; }
.hello { margin-top: auto !important; padding-top: 20px; font-size: clamp(32px, 4vw, 48px) !important; color: var(--text) !important; font-weight: 600; letter-spacing: -.02em; min-height: 1.5em; }
.hello.swap { animation: swap .5s var(--ease); }
@keyframes swap { from { opacity: 0; translate: 0 10px; filter: blur(4px); } }
@media (min-width: 720px) {
  .c-apps { grid-column: span 4; grid-row: span 2; }
  .c-native, .c-world { grid-column: span 2; }
  .c-support { grid-column: span 6; }
  .c-apps .cell-art { margin: 0 0 24px; }
  .art-device { max-width: 420px; }
}
@media (min-width: 720px) and (max-width: 1099px) {
  .c-apps { grid-column: span 6; grid-row: auto; }
  .c-native, .c-world { grid-column: span 3; }
  .c-support { grid-column: span 6; }
}

/* ---------- スタジオ ---------- */
.studio { padding: clamp(100px, 14vw, 180px) 0; }
.studio-grid { display: grid; gap: 56px; }
.studio-lead { color: var(--muted); max-width: 440px; margin: 24px 0 0; }
.process { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.process li { display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.process li > span { color: var(--accent); font-size: 12px; padding-top: 6px; }
.process h3 { margin: 0 0 6px; font-size: 22px; font-weight: 600; letter-spacing: -.01em; }
.process p { margin: 0; color: var(--muted); font-size: 14px; }
.company { margin: 80px 0 0; display: grid; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 13px; }
.company div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px 20px; border-top: 1px solid var(--line); }
.company div:first-child { border-top: 0; }
.company dt { color: var(--dim); text-transform: uppercase; letter-spacing: .08em; font-size: 11px; padding-top: 2px; }
.company dd { margin: 0; font-family: var(--sans); }
.company a { color: var(--accent); }
@media (min-width: 900px) { .studio-grid { grid-template-columns: 1fr 1.2fr; } .company { grid-template-columns: repeat(5, 1fr); } .company div { grid-template-columns: 1fr; gap: 6px; border-top: 0; border-left: 1px solid var(--line); } .company div:first-child { border-left: 0; } }

/* ---------- お問い合わせ ---------- */
.contact { padding: clamp(100px, 14vw, 180px) 0; background: radial-gradient(60% 40% at 80% 0%, var(--glow), transparent 70%); border-top: 1px solid var(--line); }
.contact-grid { display: grid; gap: 56px; }
.contact-intro > p { color: var(--muted); max-width: 420px; margin: 24px 0 0; }
.contact-intro > p + p { margin-top: 10px; font-size: 13px; }
.contact-mail { display: flex; align-items: center; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.contact-mail a { font-size: clamp(16px, 2vw, 20px); border-bottom: 1px solid var(--line-2); padding-bottom: 2px; }
.contact-mail a:hover { border-color: var(--accent); }
.contact-faq { margin: 28px 0 0; font-size: 13px; color: var(--muted); }
.contact-faq a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--hi); text-decoration-thickness: 3px; }
.form { box-shadow: var(--shadow); display: grid; gap: 22px; padding: clamp(20px, 3vw, 36px); background: var(--surface); border: 1px solid var(--line); border-radius: 24px; }
.form fieldset { border: 0; padding: 0; margin: 0; }
.form legend, .form label:not(.chips label) { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.form em { font-style: normal; font-size: 10px; color: var(--accent); border: 1px solid currentColor; padding: 1px 6px; border-radius: 4px; margin-left: 6px; vertical-align: 2px; font-family: var(--mono); }
.form em.opt { color: var(--dim); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; cursor: pointer; }
.chips input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chips span { display: inline-block; padding: 9px 16px; border: 1px solid var(--line-2); border-radius: 999px; font-size: 14px; transition: background .25s, border-color .25s, color .25s; }
.chips label:hover span { border-color: var(--text); }
.chips input:checked + span { background: var(--btn-bg); border-color: var(--btn-bg); color: var(--btn-ink); }
.chips input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }
.form input[type=text], .form textarea, .form select { width: 100%; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 12px; padding: 12px 14px; font-size: 16px; transition: border-color .25s, box-shadow .25s; }
.form textarea { resize: vertical; min-height: 140px; line-height: 1.7; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--ring); }
.form [aria-invalid=true] { border-color: var(--err-line) !important; }
.select { position: relative; }
.select::after { content: ""; position: absolute; right: 16px; top: 50%; width: 8px; height: 8px; border: solid var(--muted); border-width: 0 1.5px 1.5px 0; translate: 0 -70%; rotate: 45deg; pointer-events: none; }
.form select { appearance: none; padding-right: 40px; }
.f-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 8px; }
.count { font-size: 11px; color: var(--dim); margin-left: auto; }
.count.is-low { color: var(--warn); }
.err { margin: 8px 0 0; color: var(--err); font-size: 13px; }
.f-meta .err { margin: 0; }
.note { margin: 0; padding: 12px 14px; border-radius: 12px; background: var(--note-bg); border: 1px solid var(--note-line); color: var(--note-ink); font-size: 13px; }
.f-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.result { padding: 16px 18px; border-radius: 14px; background: var(--ok-bg); border: 1px solid var(--ok-line); font-size: 14px; outline: none; }
.result p { margin: 0; color: var(--muted); }
.result b { color: var(--text); display: block; }
.result-actions { display: flex; align-items: center; gap: 16px; margin-top: 12px; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: .8fr 1.2fr; } }

/* ---------- フッター ---------- */
.footer { padding: 80px 0 32px; border-top: 1px solid var(--line); overflow: hidden; }
.foot-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.foot-k { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--dim); margin: 0 0 12px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 14px; }
.footer ul a { color: var(--muted); } .footer ul a:hover { color: var(--text); }
.wordmark { margin: 72px 0 0; font-size: clamp(64px, 19vw, 300px); line-height: .8; font-weight: 700; letter-spacing: -.06em; text-align: center; color: transparent; -webkit-text-stroke: 1px var(--line-2); user-select: none; }
.wordmark span { display: inline-block; transition: color .5s, -webkit-text-stroke-color .5s, transform .6s var(--ease); }
.wordmark span:hover { color: var(--accent); -webkit-text-stroke-color: var(--accent); transform: translateY(-4%); transition-duration: .1s; }
.foot-bottom { display: flex; justify-content: space-between; margin-top: 32px; font-size: 12px; color: var(--dim); }
.foot-bottom a:hover { color: var(--text); }
@media (min-width: 720px) { .foot-cols { grid-template-columns: repeat(3, 1fr); } }

/* ---------- 出てくる動き ---------- */
[data-reveal] { opacity: 0; translate: 0 28px; transition: opacity .9s var(--ease), translate .9s var(--ease); transition-delay: var(--d, 0s); }
[data-reveal].is-in { opacity: 1; translate: 0 0; }

/* ---------- 狭い画面 ---------- */
@media (max-width: 899px) {
  .nav-links, .status { display: none; }
  .menu-btn { display: block; }
  .nav .btn-sm { display: none; }
  .hero-foot span:last-child { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  html { scroll-behavior: auto; }
  .ticker-track { animation: none; }
}

/* ---------- ライト・ダークの切り替え ---------- */
.theme-btn { width: 38px; height: 38px; border-radius: 12px; border: 1px solid var(--line-2); background: transparent; display: grid; place-items: center; cursor: pointer; color: var(--text); transition: background .3s, border-color .3s; }
.theme-btn:hover { background: var(--hover-bg); border-color: var(--text); }
.theme-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; transition: transform .6s var(--ease); }
.theme-btn .moon { display: none; }
:root[data-theme="dark"] .theme-btn .sun { display: none; }
:root[data-theme="dark"] .theme-btn .moon { display: block; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .theme-btn .sun { display: none; } :root:not([data-theme="light"]) .theme-btn .moon { display: block; } }
.theme-btn:active svg { transform: rotate(90deg) scale(.85); }