/* =========================================================
   SakusAI — Corporate Site
   Concept: 桜の開花 × デジタル
   ========================================================= */

:root {
  --ink: #0f1435;
  --ink-2: #33385a;
  --muted: #6b6f86;
  --line: #e7e6ef;
  --bg: #ffffff;
  --bg-soft: #f7f6fb;
  --night: #070a1f;
  --night-2: #0d1130;
  --night-line: rgba(255, 255, 255, .1);

  --indigo: #4a52d9;
  --violet: #8a4dff;
  --magenta: #e14bb0;
  --pink: #ff5c86;
  --coral: #ff8a63;
  --sakura: #ffe3ec;

  --grad: linear-gradient(115deg, #4a52d9 0%, #8a4dff 36%, #e14bb0 68%, #ff6f73 100%);
  --grad-soft: linear-gradient(115deg, rgba(74, 82, 217, .1), rgba(225, 75, 176, .1));

  --f-base: "Manrope", "Noto Sans JP", "Hiragino Sans", system-ui, sans-serif;
  --f-min: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(20px, 5vw, 64px);
  --max: 1240px;
  --header: 76px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--f-base);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt";
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dd, figure { margin: 0; }
button, input, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 4px; }

.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.ph { display: inline-block; }
html:not([lang="ja"]) .ph { display: inline; }
h1, h2, h3, .biz-lead, .about-statement { text-wrap: balance; }
p, li, dd { text-wrap: pretty; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.skip { position: absolute; left: 12px; top: -60px; z-index: 100; padding: 8px 14px; background: var(--ink); color: #fff; border-radius: 8px; }
.skip:focus { top: 12px; }

/* ---------- Buttons / links ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  border: 0; border-radius: 999px; cursor: pointer; font-weight: 700; letter-spacing: .02em;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), background-position .6s var(--ease);
}
.btn-grad { color: #fff; background: var(--grad); background-size: 160% 100%; box-shadow: 0 8px 24px -10px rgba(138, 77, 255, .6); }
.btn-grad:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 14px 32px -12px rgba(225, 75, 176, .65); }
.btn-sm { padding: 9px 20px; font-size: 13px; }
.btn-lg { padding: 18px 40px; font-size: 15px; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .6em; margin-top: 28px;
  font-weight: 700; font-size: 14px; padding-bottom: 4px;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  transition: background-size .5s var(--ease), gap .4s var(--ease);
}
.link-arrow:hover { gap: 1em; background-size: 0 1px; background-position: 100% 100%; }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  color: var(--ink);
  transition: background-color .5s var(--ease), color .5s var(--ease), box-shadow .5s var(--ease);
}
.header.is-solid, .header.is-scrolled {
  color: var(--ink);
  background: rgba(255, 255, 255, .82);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.header-inner {
  max-width: calc(var(--max) + 120px); margin-inline: auto; padding-inline: var(--gutter);
  height: var(--header); display: flex; align-items: center; gap: 24px;
}
.header-inner .brand { margin-right: auto; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark { width: 34px; height: 34px; }
.brand-word { font-weight: 800; font-size: 22px; letter-spacing: -.02em; line-height: 1; }
.brand-word b { font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav { display: flex; align-items: center; gap: 36px; }
.nav-list { display: flex; gap: 32px; }
.nav-list a { position: relative; display: block; font-size: 14px; font-weight: 600; letter-spacing: .02em; line-height: 1.2; }
.nav-list .en, .nav-list .ja { display: block; transition: opacity .35s var(--ease), transform .35s var(--ease); }
.nav-list .ja { position: absolute; left: 50%; top: 0; font-size: 11px; line-height: 1.4; opacity: 0; transform: translate(-50%, 8px); white-space: nowrap; pointer-events: none; }
.nav-list a:hover .en { opacity: 0; transform: translateY(-8px); }
.nav-list a:hover .ja { opacity: 1; transform: translate(-50%, 0); }
.nav-list a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px; border-radius: 2px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.nav-list a.is-current::after { transform: scaleX(1); }

.menu-btn { display: none; width: 44px; height: 44px; border: 0; background: none; position: relative; cursor: pointer; }
.menu-btn span { position: absolute; left: 11px; right: 11px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .4s var(--ease), top .4s var(--ease); }
.menu-btn span:nth-child(1) { top: 17px; }
.menu-btn span:nth-child(2) { top: 25px; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

.drawer {
  position: fixed; inset: 0; z-index: -1; background: var(--night); color: #fff;
  padding: calc(var(--header) + env(safe-area-inset-top, 0px) + 24px) var(--gutter) 40px;
}
.drawer ul { display: grid; gap: 4px; }
.drawer a { display: flex; align-items: baseline; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--night-line); font-size: 30px; font-weight: 700; letter-spacing: -.02em; }
.drawer .num { font-family: var(--f-mono); font-size: 12px; color: var(--pink); }
.drawer small { margin-left: auto; font-size: 12px; font-weight: 500; opacity: .6; }
.header.is-open { color: #fff; background: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }

/* Language switcher — far right of the header */
.lang { position: relative; flex: none; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 10px 0 11px;
  border: 1px solid color-mix(in srgb, currentColor 22%, transparent); border-radius: 999px; background: transparent;
  font-family: var(--f-mono); font-size: 12px; font-weight: 500; letter-spacing: .06em; line-height: 1; cursor: pointer;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.lang-btn:hover, .lang-btn[aria-expanded="true"] { border-color: color-mix(in srgb, currentColor 50%, transparent); background: color-mix(in srgb, currentColor 6%, transparent); }
.lang-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.lang-btn .lang-caret { width: 14px; height: 14px; opacity: .6; transition: transform .3s var(--ease); }
.lang-btn[aria-expanded="true"] .lang-caret { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0; min-width: 168px; padding: 6px;
  background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 18px 40px -16px rgba(15, 20, 53, .28);
  animation: lang-in .25s var(--ease);
}
@keyframes lang-in { from { opacity: 0; transform: translateY(-6px); } }
.lang-menu button {
  display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 10px 12px;
  border: 0; border-radius: 9px; background: none; font-size: 14px; font-weight: 600; line-height: 1.2; text-align: left; cursor: pointer;
}
.lang-menu button:hover { background: var(--bg-soft); }
.lang-menu button[aria-current="true"] { color: var(--violet); }
.lang-menu button[aria-current="true"]::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--grad); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative; min-height: min(100vh, 980px); min-height: min(100svh, 980px);
  display: flex; flex-direction: column; justify-content: center;
  color: var(--ink); overflow: hidden; isolation: isolate;
  background:
    radial-gradient(58% 62% at 74% 38%, rgba(225, 75, 176, .10), transparent 70%),
    radial-gradient(40% 46% at 90% 76%, rgba(255, 92, 134, .08), transparent 70%),
    radial-gradient(46% 54% at 4% 98%, rgba(122, 92, 255, .10), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, #fdfaff 58%, #faf6fb 100%);
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: radial-gradient(rgba(15, 20, 53, .07) 1px, transparent 1.2px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(70% 70% at 65% 45%, #000 20%, transparent 80%);
  mask-image: radial-gradient(70% 70% at 65% 45%, #000 20%, transparent 80%);
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }

.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: 24px;
  padding-top: calc(var(--header) + 32px); padding-bottom: 32px; flex: 1;
}
/* Dictionary entry */
.dict { position: relative; padding-left: clamp(18px, 2.4vw, 32px); border-left: 1px solid rgba(15, 20, 53, .12); }
.dict::before {
  content: ""; position: absolute; left: -1px; top: 0; width: 1px; height: 38%;
  background: linear-gradient(var(--magenta), transparent);
}
.dict-word { display: flex; align-items: baseline; flex-wrap: wrap; gap: .1em .38em; line-height: 1; }
.dict-en { font-size: clamp(64px, 10.5vw, 150px); font-weight: 800; letter-spacing: -.045em; }
.dict-ja { font-family: var(--f-min); font-weight: 500; font-size: clamp(30px, 4.4vw, 60px); letter-spacing: .04em; color: var(--ink-2); }
.dict-meta { display: flex; gap: 18px; margin-top: clamp(16px, 2.4vh, 26px); font-family: var(--f-mono); font-size: clamp(15px, 1.4vw, 19px); color: var(--muted); }
.dict-meta .pos { font-style: italic; color: var(--magenta); }
.dict-def { margin-top: clamp(20px, 3vh, 34px); max-width: 22ch; font-size: clamp(24px, 2.9vw, 40px); font-weight: 600; line-height: 1.32; letter-spacing: -.02em; }
.dict-def em, .dict-def em .w { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.dict-jp { margin-top: 18px; font-size: clamp(13px, 1.1vw, 15px); letter-spacing: .12em; color: var(--muted); }

/* reveal motion for hero parts */
.js [data-hero-in] { opacity: 0; transform: translateY(18px); filter: blur(6px); transition: opacity 1s var(--ease), transform 1s var(--ease), filter 1s var(--ease); transition-delay: var(--d, 0s); }
.js .is-ready [data-hero-in], .js .is-ready[data-hero-in] { opacity: 1; transform: none; filter: none; }
.js [data-typing] .w { display: inline-block; opacity: 0; transform: translateY(.3em); filter: blur(8px); transition: opacity .8s var(--ease), transform .8s var(--ease), filter .8s var(--ease); transition-delay: var(--d, 0s); }
.js .is-ready [data-typing] .w { opacity: 1; transform: none; filter: none; }
[data-typing] .caret { display: inline-block; width: .08em; height: .95em; margin-left: .12em; vertical-align: -.1em; background: var(--magenta); animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

/* Bloom */
.hero-bloom { position: relative; display: grid; place-items: center; }
.bloom { width: min(100%, 640px); aspect-ratio: 1; overflow: visible; }
.bloom-halo { fill: none; stroke: rgba(15, 20, 53, .09); stroke-width: 1; stroke-dasharray: 2 6; }
.bloom .petal-line { fill: none; stroke: url(#bloomGrad); stroke-width: 5; stroke-linejoin: round; stroke-dasharray: 1 1; opacity: .92; }
.bloom .petal-fill { fill: url(#bloomFill); stroke: none; opacity: 0; }
.bloom .circuit { fill: none; stroke: url(#bloomGrad); stroke-width: 2.6; stroke-linecap: round; stroke-dasharray: 1 1; opacity: .75; }
.bloom .pulse { fill: none; stroke: #ff6aa5; stroke-width: 3.2; stroke-linecap: round; stroke-dasharray: .07 1.4; opacity: 0; }
.bloom .node { fill: url(#bloomGrad); opacity: .92; }
.bloom .core { fill: url(#bloomGrad); }
.bloom .core-ring { fill: none; stroke: url(#bloomGrad); stroke-width: 3; }


.scroll-cue {
  position: absolute; right: var(--gutter); top: 50%; display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted);
  writing-mode: vertical-rl; transform: translateY(-50%);
}
.scroll-cue i { position: relative; width: 1px; height: 64px; background: rgba(15, 20, 53, .14); overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; left: 0; top: -40%; width: 100%; height: 40%; background: var(--magenta); animation: drip 2.2s var(--ease) infinite; }
@keyframes drip { to { top: 100%; } }

/* =========================================================
   SECTIONS (shared)
   ========================================================= */
.section { padding-block: clamp(96px, 13vw, 176px); position: relative; }
.sec-head { margin-bottom: clamp(48px, 7vw, 96px); }
.sec-label { display: inline-flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.sec-label .num { color: var(--magenta); }
.sec-label i { width: 36px; height: 1px; background: currentColor; opacity: .5; }
.sec-title { margin-top: 14px; font-size: clamp(44px, 7.4vw, 104px); font-weight: 800; line-height: 1; letter-spacing: -.045em; }
.sec-sub { margin-top: 18px; font-size: 15px; color: var(--muted); letter-spacing: .06em; }

.js .reveal { opacity: 0; transform: translateY(36px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* =========================================================
   ABOUT
   ========================================================= */
.about { overflow-x: clip; }
.about::before {
  content: ""; position: absolute; right: -8vw; top: 6%; width: 42vw; max-width: 560px; aspect-ratio: 1;
  background: url("../assets/logo-mark.svg") center / contain no-repeat; opacity: .05; pointer-events: none;
}
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 7vw, 120px); align-items: start; }
.about-statement { font-size: clamp(28px, 3.6vw, 50px); font-weight: 700; line-height: 1.55; letter-spacing: .01em; }
.about-body { display: grid; gap: 1.4em; padding-top: .6em; color: var(--ink-2); font-size: clamp(15px, 1.15vw, 17px); line-height: 2.1; }

.formula {
  margin-top: clamp(72px, 9vw, 128px);
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1.15fr; align-items: stretch;
  border: 1px solid var(--line); border-radius: 24px; background: #fff; overflow: hidden;
}
.f-item { display: grid; align-content: center; gap: 6px; padding: clamp(24px, 3vw, 40px); }
.f-key { font-size: clamp(26px, 3vw, 42px); font-weight: 800; letter-spacing: -.035em; line-height: 1.1; }
.f-key b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.f-val { font-size: 13px; color: var(--muted); letter-spacing: .04em; }
.f-op { display: grid; place-items: center; font-family: var(--f-mono); font-size: 20px; color: var(--magenta); padding-inline: 4px; }
.f-result { background: var(--night); color: #fff; position: relative; }
.f-result .f-val { color: rgba(255, 255, 255, .6); }
.f-result::after { content: ""; position: absolute; inset: 0; background: radial-gradient(80% 120% at 100% 0%, rgba(225, 75, 176, .35), transparent 60%); pointer-events: none; }

/* =========================================================
   MISSION & VALUES PAGE (mission.html)
   LP と同じトークン（mono ラベル / グラデ番号 / 明朝リード）を使い、
   余白と階層だけを下層ページ用に大きく取る。
   ========================================================= */
.mv-page { padding-top: calc(var(--header) + env(safe-area-inset-top, 0px)); }

/* ---------- パンくず ---------- */
.crumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding-top: clamp(26px, 3.6vw, 44px);
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; color: var(--muted);
}
.crumb a { transition: color .3s var(--ease); }
.crumb a:hover { color: var(--violet); }
.crumb i { width: 14px; height: 1px; background: currentColor; opacity: .4; }
.crumb em { font-style: normal; color: var(--ink); }

/* ---------- 見出し（LP の sec-label と同じ語彙） ---------- */
.mv-label { display: inline-flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.mv-label b { font-weight: 500; color: var(--magenta); }
.mv-label i { width: 36px; height: 1px; background: currentColor; opacity: .5; }
.mv-h { margin-top: 16px; font-size: clamp(28px, 3.4vw, 44px); font-weight: 800; line-height: 1.32; letter-spacing: .04em; }

/* ---------- ミッション ---------- */
.mv-mission { padding-block: clamp(44px, 6vw, 80px) clamp(96px, 12vw, 168px); }
.mv-mission-copy { margin-top: clamp(40px, 5.5vw, 76px); }
.mv-statement {
  margin-top: clamp(36px, 5vw, 72px); max-width: 15em;
  font-size: clamp(32px, 5.6vw, 78px); font-weight: 800; line-height: 1.46; letter-spacing: -.005em;
}
.mv-statement em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
/* 欧文は字数が伸びるので一段小さく */
html:not([lang="ja"]) .mv-statement { font-size: clamp(30px, 4.6vw, 62px); line-height: 1.3; letter-spacing: -.02em; max-width: 17em; }
.mv-statement-en { margin-top: clamp(26px, 3.2vw, 40px); font-size: clamp(16px, 1.7vw, 24px); font-weight: 700; line-height: 1.5; letter-spacing: -.015em; color: var(--ink-2); }
.mv-mission-body { margin-top: clamp(30px, 3.6vw, 48px); max-width: 42em; font-size: 15px; line-height: 2.1; color: var(--ink-2); }

/* ---------- バリュー ---------- */
.mv-values { padding-block: clamp(80px, 10vw, 148px); border-top: 1px solid var(--line); }
.mv-grid { display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.52fr); gap: clamp(44px, 6vw, 112px); align-items: start; }
.mv-head { position: sticky; top: calc(var(--header) + 48px); }
.mv-intro { margin-top: 26px; max-width: 30em; font-size: 14px; line-height: 2.05; color: var(--ink-2); }

.value-list { display: grid; gap: clamp(76px, 9.5vw, 132px); }
.v-index { display: flex; align-items: center; gap: 14px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.v-num { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%; color: #fff; background: var(--grad); font-size: 13px; letter-spacing: 0; }
.v-title { margin-top: 22px; font-size: clamp(27px, 3.2vw, 46px); font-weight: 800; line-height: 1.4; letter-spacing: .005em; }

/* 大きめのビジュアルパネル（ヒーローと同じドットの地） */
.v-visual {
  margin-top: clamp(26px, 3vw, 40px); display: grid; place-items: center; overflow: hidden;
  aspect-ratio: 16 / 9; border-radius: 24px; border: 1px solid var(--line);
  background-image: radial-gradient(rgba(15, 20, 53, .07) 1px, transparent 1.2px);
  background-size: 18px 18px; background-color: var(--bg-soft);
}
.v-visual svg { width: min(68%, 340px); height: auto; }

.v-lead { margin-top: clamp(26px, 3vw, 38px); font-family: var(--f-min); font-size: clamp(18px, 1.7vw, 23px); font-weight: 500; line-height: 1.75; color: var(--magenta); }
.v-body { margin-top: 18px; max-width: 42em; font-size: 15px; line-height: 2.1; color: var(--ink-2); }

/* ---------- 具体例の引き出し ---------- */
.v-toggle {
  margin-top: 28px; display: inline-flex; align-items: center; gap: 10px; padding: 12px 24px 12px 18px;
  border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer;
  font-size: 13px; font-weight: 700; letter-spacing: .02em;
  transition: color .3s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
}
.v-toggle:hover { color: var(--violet); border-color: transparent; box-shadow: 0 16px 32px -20px rgba(15, 20, 53, .55); }
.v-toggle-icon { position: relative; width: 14px; height: 14px; flex: none; }
.v-toggle-icon::before, .v-toggle-icon::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.8px; border-radius: 2px;
  background: var(--magenta); transform: translate(-50%, -50%); transition: transform .45s var(--ease);
}
.v-toggle-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.v-toggle[aria-expanded="true"] .v-toggle-icon::after { transform: translate(-50%, -50%) rotate(0deg); }

.v-panel-in { min-height: 0; }
.js .v-panel {
  display: grid; grid-template-rows: 0fr; visibility: hidden;
  transition: grid-template-rows .6s var(--ease), visibility 0s linear .6s;
}
.js .v-panel > .v-panel-in { overflow: hidden; }
.js .v-toggle[aria-expanded="true"] + .v-panel {
  grid-template-rows: 1fr; visibility: visible;
  transition: grid-template-rows .6s var(--ease), visibility 0s;
}
.js .v-panel .v-case { opacity: 0; transform: translateY(12px); transition: opacity .55s var(--ease), transform .55s var(--ease); }
.js .v-toggle[aria-expanded="true"] + .v-panel .v-case { opacity: 1; transform: none; transition-delay: .12s; }

.v-case {
  position: relative; overflow: hidden; margin-top: 20px; padding: clamp(24px, 2.8vw, 36px);
  border-radius: 20px; background: #fff; border: 1px solid var(--line);
  box-shadow: 0 26px 52px -36px rgba(15, 20, 53, .45);
}
.v-case::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--grad); }
.v-case-org { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; font-size: 15px; font-weight: 800; line-height: 1.5; letter-spacing: -.01em; }
.v-case-tag { padding: 4px 12px; border-radius: 999px; font-family: var(--f-mono); font-size: 11px; font-weight: 500; letter-spacing: .08em; color: #fff; background: var(--grad); }
.v-case-text { margin-top: 14px; font-size: 14px; line-height: 2.05; color: var(--ink-2); }

.values-source { margin-top: clamp(56px, 7vw, 88px); padding-top: 24px; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.9; color: var(--muted); }

/* ---------- 法務ページ（privacy.html） ---------- */
.legal { padding-block: clamp(44px, 6vw, 80px) clamp(72px, 9vw, 116px); }
.legal-head { margin-top: clamp(40px, 5.5vw, 76px); }
.legal-lead { margin-top: clamp(28px, 3.4vw, 44px); max-width: 44em; font-size: 15px; line-height: 2.1; color: var(--ink-2); }
.legal-note {
  margin-top: 22px; max-width: 44em; padding: 16px 20px; border-radius: 14px;
  background: var(--bg-soft); border: 1px solid var(--line); border-left: 3px solid var(--magenta);
  font-size: 13px; line-height: 1.95; color: var(--ink-2);
}
.legal-body { margin-top: clamp(44px, 5.5vw, 72px); max-width: 46em; display: grid; gap: clamp(34px, 4vw, 52px); }
.legal-body h2 { display: flex; align-items: baseline; gap: 12px; font-size: clamp(17px, 1.7vw, 21px); font-weight: 800; line-height: 1.5; letter-spacing: .01em; }
.legal-body h2 .n { flex: none; font-family: var(--f-mono); font-size: 12px; font-weight: 500; color: var(--magenta); }
.legal-body p { margin-top: 14px; font-size: 14.5px; line-height: 2.05; color: var(--ink-2); }
.legal-body ul { margin-top: 14px; display: grid; gap: 10px; }
.legal-body li { position: relative; padding-left: 20px; font-size: 14.5px; line-height: 2; color: var(--ink-2); }
.legal-body li::before { content: ""; position: absolute; left: 0; top: .84em; width: 7px; height: 7px; border-radius: 2px; background: var(--grad); transform: rotate(45deg); }
.legal-body strong { color: var(--ink); font-weight: 700; }
.legal-body code { font-family: var(--f-mono); font-size: .92em; padding: 1px 6px; border-radius: 5px; background: var(--bg-soft); border: 1px solid var(--line); }
.legal-body a { color: var(--violet); font-weight: 600; background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat; }
.legal-dl { margin-top: 16px; border-top: 1px solid var(--line); }
.legal-dl div { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.legal-dl dt { font-size: 13px; font-weight: 700; color: var(--muted); }
.legal-dl dd { font-size: 14.5px; line-height: 1.95; }
.legal-dl dd small { display: block; margin-top: 4px; font-size: 12px; color: var(--muted); }
.legal-meta { padding-top: 24px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }

/* ---------- 戻る導線 ---------- */
.mv-back { padding-bottom: clamp(88px, 11vw, 148px); }
.mv-back a { display: inline-flex; align-items: center; gap: 14px; font-size: 14px; font-weight: 700; }
.mv-back a .ic { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); transition: background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease), transform .4s var(--ease); }
.mv-back a:hover .ic { color: #fff; border-color: transparent; background: var(--grad); transform: translateX(-4px); }

/* ---------- 段階的な出現アニメーション ---------- */
/* 親はトリガーに徹し、動くのは子（.rv）だけにする */
.js .reveal.rv-group { opacity: 1; transform: none; transition: none; }
.js .rv { opacity: 0; transform: translateY(26px); transition: opacity .85s var(--ease), transform .85s var(--ease); transition-delay: var(--d, 0s); }
.js .is-in .rv { opacity: 1; transform: none; }
.js .v-visual.rv { transform: translateY(30px) scale(.985); }
.js .is-in .v-visual.rv { transform: none; }

/* =========================================================
   BUSINESS
   ========================================================= */
.business { background: var(--bg-soft); }
.biz {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 100px); align-items: center;
  padding-block: clamp(56px, 7vw, 96px); border-top: 1px solid var(--line);
}
.biz:first-of-type { border-top: 0; padding-top: 0; }
.biz-rev .biz-text { order: 2; }
.biz-index { display: flex; align-items: center; gap: 14px; font-family: var(--f-mono); font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.biz-index span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: #fff; background: var(--grad); font-size: 13px; letter-spacing: 0; }
.biz-title { margin-top: 22px; font-size: clamp(28px, 3.2vw, 44px); font-weight: 700; line-height: 1.38; letter-spacing: .01em; }
.biz-lead { margin-top: 18px; font-family: var(--f-min); font-size: clamp(17px, 1.5vw, 21px); font-weight: 500; color: var(--magenta); }
.biz-body { margin-top: 18px; color: var(--ink-2); font-size: 15px; line-height: 2.05; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.tags li { padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 500; background: #fff; border: 1px solid var(--line); }

.biz-meta { display: grid; gap: 0; margin-top: 24px; border-top: 1px solid var(--line); }
.biz-meta div { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.biz-meta dt { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); padding-top: 3px; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 28px; counter-reset: s; }
.steps li { position: relative; display: grid; gap: 4px; padding: 14px 12px; border-radius: 14px; background: #fff; border: 1px solid var(--line); font-size: 13px; font-weight: 700; }
.steps li > span:first-child { font-family: var(--f-mono); font-size: 11px; font-weight: 500; color: var(--magenta); }
.steps li:not(:last-child)::after { content: ""; position: absolute; right: -7px; top: 50%; width: 6px; height: 6px; border-top: 1.5px solid var(--muted); border-right: 1.5px solid var(--muted); transform: translateY(-50%) rotate(45deg); z-index: 1; }

.products { display: grid; gap: 10px; margin-top: 26px; }
.products li { display: grid; grid-template-columns: 110px 1fr; gap: 18px; align-items: baseline; padding: 16px 20px; border-radius: 16px; background: #fff; border: 1px solid var(--line); }
.p-name { font-weight: 800; font-size: 16px; letter-spacing: -.01em; }
.p-desc { font-size: 13.5px; color: var(--ink-2); line-height: 1.8; }

/* visual panels */
.biz-visual {
  position: relative; aspect-ratio: 4 / 3; border-radius: 28px; overflow: hidden;
  background:
    radial-gradient(70% 80% at 85% 10%, rgba(138, 77, 255, .35), transparent 60%),
    radial-gradient(60% 70% at 0% 100%, rgba(255, 92, 134, .22), transparent 60%),
    var(--night);
  box-shadow: 0 40px 80px -40px rgba(15, 20, 53, .55);
}
.biz-visual > svg { width: 100%; height: 100%; }
.v-label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; fill: #fff; }
.v-sub { font-family: var(--f-mono); font-size: 10px; fill: rgba(255, 255, 255, .55); }

/* globe (Japan ⇄ Mozambique) */
.v-globe { background-image: radial-gradient(rgba(255, 255, 255, .1) 1px, transparent 1.2px), radial-gradient(70% 80% at 85% 10%, rgba(138, 77, 255, .3), transparent 60%), radial-gradient(60% 70% at 0% 100%, rgba(255, 92, 134, .2), transparent 60%); background-size: 16px 16px, auto, auto; background-color: var(--night); }
.globe-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.globe-caption { position: absolute; left: 24px; top: 20px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; color: rgba(255, 255, 255, .7); }
.globe-caption span { color: var(--pink); }
.globe-chip {
  position: absolute; right: 20px; bottom: 20px; display: grid; gap: 2px; padding: 12px 18px; border-radius: 14px;
  background: rgba(13, 17, 48, .6); border: 1px solid rgba(255, 255, 255, .18);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.globe-chip .t { font-size: 15px; font-weight: 700; color: #fff; line-height: 1.4; }
.globe-chip .s { font-size: 11px; color: rgba(255, 255, 255, .62); line-height: 1.4; }

/* product screenshot */
.browser {
  position: absolute; left: 6%; top: 9%; width: 82%; margin: 0; border-radius: 14px; overflow: hidden;
  background: #fff; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6);
}
.browser-bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; background: #f1f0f7; border-bottom: 1px solid var(--line); }
.browser-bar i { width: 8px; height: 8px; border-radius: 50%; background: #d9d8e4; }
.browser-bar .url { flex: 1; margin-left: 10px; padding: 2px 10px; border-radius: 6px; background: #fff; font-family: var(--f-mono); font-size: 10px; color: var(--muted); }
.browser img { width: 100%; height: auto; }
.js .browser { transition: transform 1.2s var(--ease), opacity 1.2s var(--ease); opacity: 0; transform: translateY(24px); }
.js .is-in .browser { opacity: 1; transform: none; }

.v-biz .axis path { stroke: rgba(255, 255, 255, .18); stroke-width: 1; fill: none; }
.v-biz .bars rect { fill: url(#barGrad); opacity: .9; transform-box: fill-box; transform-origin: bottom; }
.js .v-biz .bars rect { transform: scaleY(0); transition: transform 1.2s var(--ease); transition-delay: calc(.3s + var(--i) * .14s); }
.js .is-in .v-biz .bars rect { transform: none; }
.v-biz .trend { fill: none; stroke: #fff; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 340; stroke-dashoffset: 0; }
.js .v-biz .trend { stroke-dashoffset: 340; transition: stroke-dashoffset 1.6s var(--ease) .9s; }
.js .is-in .v-biz .trend { stroke-dashoffset: 0; }
.v-steps text { font-family: var(--f-mono); font-size: 11px; fill: rgba(255, 255, 255, .6); }

.v-apps { position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, .12) 1px, transparent 1.2px); background-size: 16px 16px; }
.app {
  position: absolute; border-radius: 16px; background: rgba(255, 255, 255, .96); color: var(--ink);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6); overflow: hidden; font-size: clamp(9px, 1.05vw, 12px);
}
.app-top { display: flex; align-items: center; gap: 5px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: #fafafe; }
.app-top i { width: 7px; height: 7px; border-radius: 50%; background: #d9d8e4; }
.app-top span { margin-left: 8px; font-weight: 700; font-size: 1.05em; }
.app-a { left: 7%; top: 11%; width: 58%; padding-bottom: 12px; }
.app-a .q { padding: 12px 14px 8px; font-weight: 700; line-height: 1.6; }
.app-a ul { display: grid; gap: 6px; padding: 0 14px; }
.app-a li { display: flex; justify-content: space-between; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line); }
.app-a li.ok { border-color: transparent; background: var(--grad-soft); box-shadow: inset 0 0 0 1.5px rgba(138, 77, 255, .55); font-weight: 700; }
.app-a li b { color: var(--violet); }
.app-a .ai { margin: 10px 14px 0; padding: 8px 10px; border-radius: 8px; background: var(--bg-soft); color: var(--ink-2); line-height: 1.5; }
.app-a .ai span { display: inline-block; margin-right: 6px; padding: 0 6px; border-radius: 4px; background: var(--grad); color: #fff; font-weight: 700; font-size: .85em; }
.app-b { right: 3%; bottom: 4%; width: 28%; }
.app-b .player { position: relative; margin: 10px; aspect-ratio: 16 / 9; border-radius: 10px; background: var(--grad); }
.app-b .play { position: absolute; left: 50%; top: 50%; width: 36px; height: 36px; border-radius: 50%; background: rgba(255, 255, 255, .92); transform: translate(-50%, -50%); }
.app-b .play::after { content: ""; position: absolute; left: 14px; top: 11px; border-left: 11px solid var(--magenta); border-top: 7px solid transparent; border-bottom: 7px solid transparent; }
.app-b .timeline { display: flex; gap: 4px; padding: 0 10px 12px; }
.app-b .timeline i { height: 8px; width: var(--w); border-radius: 4px; background: #e3e1f0; }
.app-b .timeline i:nth-child(2) { background: rgba(225, 75, 176, .5); }
.js .app { transition: transform 1.2s var(--ease), opacity 1.2s var(--ease); opacity: 0; transform: translateY(24px); }
.js .app-b { transition-delay: .25s; }
.js .is-in .app { opacity: 1; transform: none; }

/* media */
.media { margin-top: clamp(56px, 7vw, 96px); padding-top: clamp(40px, 5vw, 64px); border-top: 1px solid var(--line); }
.media-label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); display: flex; gap: 10px; }
.media-label span { color: var(--magenta); }
.media-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 22px; }
.media-card {
  display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center;
  padding: 22px 24px; border-radius: 20px; background: #fff; border: 1px solid var(--line);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}
.media-card:hover { transform: translateY(-3px); border-color: transparent; box-shadow: 0 24px 48px -28px rgba(15, 20, 53, .35); }
.m-icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; color: #fff; }
.m-icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.m-icon svg .fill { fill: currentColor; stroke: none; }
.m-icon.ig { background: linear-gradient(135deg, #8a4dff, #e14bb0 55%, #ff8a63); }
.m-icon.note { background: var(--ink); }
.m-body { display: grid; gap: 2px; }
.m-name { font-weight: 800; font-size: 16px; }
.m-name small { margin-left: 8px; font-family: var(--f-mono); font-weight: 400; font-size: 12px; color: var(--muted); }
.m-desc { font-size: 13px; color: var(--ink-2); }
.m-arrow { font-size: 18px; color: var(--muted); transition: transform .4s var(--ease), color .4s; }
.media-card:hover .m-arrow { transform: translate(3px, -3px); color: var(--magenta); }

/* =========================================================
   NUMBERS
   ========================================================= */
.numbers {
  color: #fff; overflow: hidden;
  background:
    radial-gradient(50% 60% at 100% 0%, rgba(138, 77, 255, .3), transparent 65%),
    radial-gradient(40% 60% at 0% 100%, rgba(255, 92, 134, .18), transparent 65%),
    var(--night);
}
.sec-head-light .sec-label { color: rgba(255, 255, 255, .56); }
.sec-head-light .sec-label .num { color: var(--pink); }
.sec-head-light .sec-sub { color: rgba(255, 255, 255, .6); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--night-line); border-bottom: 1px solid var(--night-line); }
.stats li { display: grid; align-content: start; gap: 6px; padding: clamp(28px, 3.4vw, 48px) clamp(16px, 2vw, 28px); }
.stats li + li { border-left: 1px solid var(--night-line); }
.stat-num { font-size: clamp(48px, 6vw, 88px); font-weight: 800; line-height: 1; letter-spacing: -.045em; font-variant-numeric: tabular-nums; }
.stat-num em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-en { margin-top: 18px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--pink); }
.stat-ja { font-size: 13px; line-height: 1.7; color: rgba(255, 255, 255, .7); }
.stat-ja sup { color: var(--pink); }
.stats-note { margin-top: 16px; font-size: 12px; color: rgba(255, 255, 255, .45); }

.partners { margin-top: clamp(72px, 9vw, 120px); }
.partners-label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255, 255, 255, .56); }
.partners-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; margin-top: 22px; }
.partner {
  display: grid; align-content: start; gap: 14px; padding: clamp(28px, 3.4vw, 44px); border-radius: 24px;
  background: rgba(255, 255, 255, .04); border: 1px solid var(--night-line);
  transition: background-color .5s var(--ease), border-color .5s var(--ease), transform .5s var(--ease);
}
.partner:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .22); transform: translateY(-3px); }
.p-tag { justify-self: start; padding: 4px 12px; border-radius: 999px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; border: 1px solid rgba(255, 92, 134, .5); color: var(--pink); }
.p-org { font-size: clamp(20px, 2vw, 26px); font-weight: 700; line-height: 1.5; }
.p-org small { display: block; margin-top: 2px; font-size: 12px; font-weight: 500; color: rgba(255, 255, 255, .55); letter-spacing: .04em; }
.p-text { font-size: 14px; line-height: 1.95; color: rgba(255, 255, 255, .72); }
.p-link { margin-top: 6px; font-family: var(--f-mono); font-size: 12px; color: #fff; }
.partner-open { border-style: dashed; }

/* =========================================================
   COMPANY
   ========================================================= */
.company-grid { display: grid; grid-template-columns: .8fr 1.6fr; gap: clamp(40px, 6vw, 100px); align-items: start; }
.company .sec-head { position: sticky; top: calc(var(--header) + 40px); margin-bottom: 0; }
.info { border-top: 1px solid var(--ink); }
.info > div { display: grid; grid-template-columns: 160px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.info dt { font-size: 14px; font-weight: 700; color: var(--muted); }
.info dd { font-size: 16px; line-height: 1.9; }
.info dd .en { display: block; font-size: 13px; color: var(--muted); }
.info-list { display: grid; gap: 6px; }
.info-list li { position: relative; padding-left: 18px; }
.info-list li::before { content: ""; position: absolute; left: 0; top: .82em; width: 7px; height: 7px; border-radius: 2px; background: var(--grad); transform: rotate(45deg); }

/* Company → ミッション・バリューへの導線 */
.mv-link {
  grid-column: 2; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 24px;
  margin-top: 32px; padding: 26px clamp(22px, 3vw, 36px); border-radius: 20px;
  border: 1px solid var(--line); background: #fff;
  transition: border-color .5s var(--ease), box-shadow .5s var(--ease), transform .5s var(--ease);
}
.mv-link:hover { transform: translateY(-3px); border-color: transparent; box-shadow: 0 28px 56px -30px rgba(15, 20, 53, .4); }
.mv-link-body { display: grid; gap: 6px; }
.mv-link-label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--magenta); }
.mv-link-title { font-size: clamp(18px, 1.8vw, 22px); font-weight: 800; line-height: 1.6; letter-spacing: -.01em; }
.mv-link-text { font-size: 13px; line-height: 1.8; color: var(--muted); }
.mv-link-arrow { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; color: #fff; background: var(--grad); font-size: 16px; transition: transform .4s var(--ease); }
.mv-link:hover .mv-link-arrow { transform: translateX(4px); }

/* =========================================================
   CONTACT
   ========================================================= */
.contact { background: var(--bg-soft); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(40px, 7vw, 120px); align-items: start; }
.contact-title { margin-top: 14px; font-size: clamp(44px, 6.4vw, 92px); font-weight: 800; line-height: 1.02; letter-spacing: -.045em; }
.contact-lead { margin-top: 28px; color: var(--ink-2); font-size: 15px; line-height: 2.05; max-width: 36em; }
.contact-points { display: grid; margin-top: 36px; border-top: 1px solid var(--line); }
.contact-points li { display: flex; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 14px; font-weight: 500; }
.contact-points span { font-family: var(--f-mono); font-size: 12px; color: var(--magenta); padding-top: 2px; }

.form { display: grid; gap: 22px; padding: clamp(28px, 4vw, 52px); border-radius: 28px; background: #fff; box-shadow: 0 40px 80px -48px rgba(15, 20, 53, .35); border: 1px solid var(--line); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 8px; min-width: 0; border: 0; padding: 0; margin: 0; }
.f-label { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; padding: 0; }
.f-label em { font-style: normal; font-size: 10px; font-weight: 700; padding: 1px 7px; border-radius: 4px; color: #fff; background: var(--magenta); }
.field input, .field textarea {
  width: 100%; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg-soft);
  font-size: 15px; transition: border-color .3s, background-color .3s, box-shadow .3s; resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: #a6a8b8; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--violet); background: #fff; box-shadow: 0 0 0 4px rgba(138, 77, 255, .14); }
.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-radius: 999px; border: 1px solid var(--line); background: var(--bg-soft); font-size: 13px; font-weight: 500; transition: .3s var(--ease); }
.chips input:checked + span { color: #fff; border-color: transparent; background: var(--grad); }
.chips input:focus-visible + span { outline: 2px solid var(--violet); outline-offset: 2px; }
.agree-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; }
.agree { display: flex; align-items: center; gap: 10px; font-size: 13px; cursor: pointer; }
.agree-link { font-size: 12px; font-weight: 700; color: var(--violet); white-space: nowrap; }
.agree-link:hover { text-decoration: underline; }
.agree input { width: 18px; height: 18px; accent-color: var(--violet); }
.f-error { display: none; font-size: 12px; color: #d6246e; }
.is-invalid .f-error, .agree-error.is-shown { display: block; }
.is-invalid input, .is-invalid textarea { border-color: #d6246e; }
.form .btn { justify-self: start; margin-top: 6px; }
/* ハニーポット：人間には見えない。bot が埋めたら送信を破棄する */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-done { padding: 16px 18px; border-radius: 14px; background: var(--grad-soft); font-size: 14px; font-weight: 700; line-height: 1.8; }
.form-fail { padding: 16px 18px; border-radius: 14px; background: #fdecf3; border: 1px solid #f6c6da; color: #a11147; font-size: 13.5px; font-weight: 600; line-height: 1.85; }
.form-done small { font-weight: 500; color: var(--muted); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--night); color: #fff; padding-top: clamp(64px, 8vw, 112px); padding-bottom: calc(28px + env(safe-area-inset-bottom, 0px)); }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr auto; gap: 40px; align-items: start; padding-bottom: clamp(48px, 6vw, 88px); }
.footer .brand-mark { width: 40px; height: 40px; }
.footer .brand-word { font-size: 28px; }
.footer-tag { margin-top: 18px; font-family: var(--f-mono); font-size: 13px; color: rgba(255, 255, 255, .6); }
.footer-nav { display: grid; grid-template-columns: repeat(2, auto); gap: 10px 40px; justify-content: start; font-size: 14px; font-weight: 600; }
.footer-nav a, .footer-social a { opacity: .8; transition: opacity .3s; }
.footer-nav a:hover, .footer-social a:hover { opacity: 1; }
.footer-social { display: grid; gap: 10px; font-size: 14px; font-weight: 600; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 16px; padding-top: 24px; border-top: 1px solid var(--night-line); font-family: var(--f-mono); color: rgba(255, 255, 255, .45); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1080px) {
  .nav-list { gap: 22px; }
  .formula { grid-template-columns: 1fr auto 1fr auto 1fr; }
  .formula .f-op:nth-of-type(3) { display: none; }
  .f-result { grid-column: 1 / -1; border-top: 1px solid var(--line); }
  .scroll-cue { display: none; }
}

@media (max-width: 900px) {
  :root { --header: 64px; }
  .nav { display: none; }
  .menu-btn { display: block; }
  .header-inner { gap: 8px; }
  .brand-word { font-size: 20px; }
  .brand-mark { width: 30px; height: 30px; }

  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-top: calc(var(--header) + 8px); }
  .hero-bloom { order: -1; }
  .bloom { width: min(72vw, 400px); }
  .dict-def { max-width: none; }

  .about-grid, .biz, .company-grid, .contact-grid, .partners-grid, .media-grid { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .mv-head { position: static; }
  .mv-intro { max-width: none; }
  .biz-rev .biz-text { order: 0; }
  .biz-visual { order: -1; }
  .company .sec-head { position: static; }
  .mv-link { grid-column: 1; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats li:nth-child(3) { border-left: 0; }
  .stats li:nth-child(n+3) { border-top: 1px solid var(--night-line); }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  body { font-size: 15px; }

  .section { padding-block: 72px; }
  .sec-head { margin-bottom: 40px; }
  .sec-title { font-size: clamp(40px, 12vw, 52px); }
  .sec-sub { margin-top: 12px; font-size: 14px; }

  .hero { min-height: min(100svh, 760px); }
  .hero-grid { padding-bottom: 40px; }
  .bloom { width: min(66vw, 300px); }
  .dict-en { font-size: clamp(56px, 17vw, 72px); }
  .dict-ja { font-size: 28px; }
  .dict-def { font-size: clamp(22px, 6.6vw, 28px); }

  .about-statement { font-size: clamp(24px, 7vw, 30px); }
  .about-body { font-size: 15px; line-height: 2; }
  .formula { margin-top: 56px; border-radius: 20px; }

  .biz { padding-block: 48px; gap: 28px; }
  .biz-visual { border-radius: 20px; }
  .biz-title { margin-top: 16px; font-size: clamp(24px, 7vw, 30px); }
  .biz-lead { font-size: 16px; }
  .globe-caption { left: 16px; top: 14px; font-size: 10px; }
  .globe-chip { right: 12px; bottom: 12px; padding: 8px 12px; border-radius: 12px; }
  .globe-chip .t { font-size: 13px; }
  .globe-chip .s { font-size: 10px; }
  .steps li { padding: 12px 14px; font-size: 14px; }
  .products li { padding: 16px 18px; }
  .p-desc { font-size: 13px; }

  .mv-mission { padding-block: 28px 64px; }
  .mv-statement { margin-top: 30px; font-size: clamp(29px, 8.6vw, 40px); line-height: 1.5; }
  .mv-statement-en { font-size: 16px; }
  .mv-values { padding-block: 64px; }
  .value-list { gap: 64px; }
  .v-title { font-size: clamp(23px, 6.8vw, 30px); }
  .v-visual { border-radius: 18px; }
  .v-lead { font-size: 17px; }
  .v-toggle { width: 100%; justify-content: center; }
  .v-case { padding: 22px 20px; border-radius: 16px; }
  .mv-link { margin-top: 24px; padding: 22px; gap: 16px; }

  .stats li { padding: 26px 14px; }
  .stat-num { font-size: clamp(40px, 12vw, 52px); }
  .stat-en { margin-top: 12px; font-size: 11px; }
  .partners { margin-top: 56px; }
  .partner { padding: 24px 22px; border-radius: 20px; }

  .info > div:first-child { padding-top: 18px; }
  .contact-title { font-size: clamp(40px, 12vw, 52px); }
  .contact-lead { margin-top: 20px; }
  .form { gap: 20px; padding: 24px 20px; border-radius: 20px; }
  .field input, .field textarea { font-size: 16px; }
  .chips span { padding: 10px 16px; }
  .btn-lg { padding: 16px 28px; }

  .footer-nav a, .footer-social a { padding-block: 4px; }
  .formula { grid-template-columns: 1fr; }
  .formula .f-op:nth-of-type(3) { display: grid; }
  .f-result { grid-column: auto; }
  .f-item { grid-template-columns: auto minmax(0, 1fr); align-items: baseline; gap: 16px; padding: 18px 22px; }
  .f-key { font-size: 24px; }
  .f-val { font-size: 12px; text-align: right; line-height: 1.6; }
  .formula > .f-item + .f-op + .f-item { border-top: 1px solid var(--line); }
  .formula .f-op {
    position: relative; z-index: 1; justify-self: center; width: 26px; height: 26px; margin-block: -13px;
    border: 1px solid var(--line); border-radius: 50%; background: #fff; font-size: 13px; line-height: 1;
  }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps li:nth-child(2)::after { display: none; }
  .products li { grid-template-columns: 1fr; gap: 4px; }
  .m-name small { display: block; margin-left: 0; }
  .media-card { padding: 20px; gap: 14px; }
  .app-a .ai { display: none; }
  .info > div { grid-template-columns: 1fr; gap: 4px; padding: 18px 0; }
  .field-row { grid-template-columns: 1fr; }
  .form .btn { justify-self: stretch; }
  .biz-meta div { grid-template-columns: 1fr; gap: 2px; }
  .footer-bottom { flex-direction: column; }
  .legal-dl div { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
  .legal-body { gap: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
}

.footer-bottom a { transition: color .3s var(--ease); }
.footer-bottom a:hover { color: #fff; }