/* =========================================================
   WIG Corporate Site — style.css
   白背景・大きな余白・ゴシック体・英字ラベル。
   ブランドカラーはロゴから採取（ネイビー #072d40 / ティール #026e78）。
   ========================================================= */

:root {
  --c-bg: #ffffff;
  --c-bg-alt: #f4f7f8;
  --c-ink: #10202b;
  --c-ink-2: #4c5a64;
  --c-ink-3: #8b979f;
  --c-line: #e1e7ea;
  --c-navy: #072d40;        /* ロゴ ネイビー */
  --c-teal: #026e78;        /* ロゴ ティール */
  --c-teal-light: #e6f2f3;
  --c-dark: #072d40;

  /* soil-foundation.org と同系統: 和文 Source Han Sans（= Noto Sans JP）／ 欧文 DIN 2014（未契約時は Barlow） */
  --f-sans: "source-han-sans-japanese", "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --f-en: "din-2014", "Barlow", "Helvetica Neue", Arial, sans-serif;

  --w-container: 1120px;
  --sp-section: clamp(88px, 12vw, 160px);
  --radius: 4px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-ink);
  background: var(--c-bg);
  letter-spacing: 0.024em;
  font-feature-settings: "palt";
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dd { margin: 0; }
.pc { display: inline; }
.sp { display: none; }
@media (max-width: 767px) {
  .pc { display: none; }
  .sp { display: inline; }
}

.container {
  width: min(100% - 48px, var(--w-container));
  margin-inline: auto;
}
@media (max-width: 767px) {
  .container { width: min(100% - 40px, var(--w-container)); }
}

/* ---------- header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.header.is-scrolled { border-bottom-color: var(--c-line); }
.header__inner {
  width: min(100% - 48px, 1280px);
  margin-inline: auto;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; }
.logo__img { height: 34px; width: auto; }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
  font-family: var(--f-en); font-size: 14px; font-weight: 700; letter-spacing: .04em;
  color: var(--c-ink-2); position: relative; white-space: nowrap;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 1px; width: 100%;
  background: var(--c-teal); transform: scaleX(0); transform-origin: right; transition: transform .3s var(--ease);
}
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__cta {
  color: #fff !important; background: var(--c-navy); padding: 9px 20px; border-radius: 999px;
  transition: background .25s;
}
.nav__cta:hover { background: var(--c-teal); }
.nav__cta::after { display: none; }
.menu-btn {
  display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; padding: 0;
  flex-direction: column; justify-content: center; align-items: center; gap: 7px;
}
.menu-btn span { width: 24px; height: 1.5px; background: var(--c-navy); transition: transform .3s, opacity .3s; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(4.25px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4.25px) rotate(-45deg); }
@media (max-width: 1024px) {
  .menu-btn { display: flex; }
  /* ヘッダーの backdrop-filter が固定配置の基準になるため、高さを明示して本文の上に白い面として重ねる */
  .nav {
    position: fixed; top: 72px; left: 0; right: 0; height: calc(100svh - 72px); overflow-y: auto;
    background: #fff; flex-direction: column; align-items: flex-start; z-index: 101;
    padding: 32px 24px 48px; gap: 0; transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .25s, transform .25s;
  }
  .nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { font-size: 18px; width: 100%; padding: 16px 0; border-bottom: 1px solid var(--c-line); }
  .nav a::after { display: none; }
  .nav .nav__cta { width: auto; margin-top: 28px; padding: 12px 28px; border-bottom: 0; }
  .header.is-open { background: #fff; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 32px; border-radius: 999px; font-size: 14px; font-weight: 700; letter-spacing: .04em;
  font-family: var(--f-en), var(--f-sans);
  border: 1px solid var(--c-navy); transition: background .25s, color .25s, border-color .25s;
  cursor: pointer;
}
.btn--primary { background: var(--c-navy); color: #fff; }
.btn--primary:hover { background: var(--c-teal); border-color: var(--c-teal); }
.btn--ghost { background: transparent; color: var(--c-navy); }
.btn--ghost:hover { background: var(--c-navy); color: #fff; }
.btn--light { background: #fff; color: var(--c-navy); border-color: #fff; }
.btn--light:hover { background: transparent; color: #fff; }
.btn--light-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn--light-ghost:hover { border-color: #fff; }
.btn--wide { min-width: 240px; }

/* ---------- sections ---------- */
.section { padding-block: var(--sp-section); }
.section__head { margin-bottom: clamp(48px, 6vw, 72px); }
.section__label {
  font-family: var(--f-en); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-teal); margin-bottom: 20px; display: flex; align-items: center; gap: 12px;
}
.section__label::before { content: ""; width: 24px; height: 1px; background: var(--c-teal); flex: none; }
.section__label--light { color: #8fd3d9; }
.section__label--light::before { background: #8fd3d9; }
.section__title {
  font-size: clamp(26px, 3.4vw, 40px); font-weight: 500; line-height: 1.5; letter-spacing: .03em;
  color: var(--c-navy);
}
@media (max-width: 767px) {
  /* スマホでは見出しの強制改行を解除し、自然折返しにする */
  .section__title br, .hero__lead br:not(.sp) { display: none; }
  .section__title { font-size: clamp(24px, 6.4vw, 30px); overflow-wrap: anywhere; }
}
.section__note { margin-top: 20px; font-size: 14px; color: var(--c-ink-2); max-width: 760px; }
.section__note--light { color: rgba(255,255,255,.75); }

/* ---------- hero ---------- */
.hero {
  min-height: 100svh; display: flex; align-items: center; position: relative; overflow: hidden;
  padding: 160px 0 120px;
  background:
    radial-gradient(900px 500px at 88% 12%, rgba(2,110,120,.10), transparent 60%),
    radial-gradient(700px 400px at 10% 90%, rgba(7,45,64,.06), transparent 60%),
    #fff;
}
.hero__canvas {
  position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none;
  /* 左側（コピーの背面）を薄くして可読性を守る */
  -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,.6) 35%, #000 65%);
  mask-image: linear-gradient(90deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,.6) 35%, #000 65%);
}
.hero__inner { width: min(100% - 48px, var(--w-container)); margin-inline: auto; position: relative; z-index: 1; }

/* 見出しの文字ごとの出現。hero.js が .hero__char を生成し、.is-ready を付与する */
.hero__char { display: inline-block; opacity: 0; transform: translateY(.35em); filter: blur(10px); }
.hero__title.is-ready .hero__char {
  animation: charIn 1.1s var(--ease) forwards;
  animation-delay: calc(.25s + var(--i) * .09s);
}
@keyframes charIn {
  0%   { opacity: 0; transform: translateY(.35em); filter: blur(10px); }
  60%  { opacity: 1; filter: blur(0); }
  100% { opacity: 1; transform: none; filter: blur(0); }
}
/* 見出しの後に、リードとボタンが続く */
.hero__title.is-ready ~ .hero__lead.reveal { transition-delay: .9s; }
.hero__title.is-ready ~ .hero__actions.reveal { transition-delay: 1.15s; }
@media (prefers-reduced-motion: reduce) {
  .hero__char { opacity: 1; transform: none; filter: none; animation: none !important; }
  .hero__canvas { -webkit-mask-image: none; mask-image: none; opacity: .5; }
}
.hero__eyebrow {
  font-family: var(--f-en); font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--c-teal); margin-bottom: 32px;
}
.hero__title {
  font-size: clamp(44px, 8vw, 104px); font-weight: 500; line-height: 1.2; letter-spacing: .02em;
  margin-bottom: 40px; color: var(--c-navy);
}
.hero__lead { font-size: clamp(15px, 1.4vw, 18px); color: var(--c-ink-2); margin-bottom: 48px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; left: 24px; bottom: 32px;
  font-family: var(--f-en); font-size: 11px; letter-spacing: .2em; color: var(--c-ink-3);
  display: flex; align-items: center; gap: 12px;
}
.hero__scroll span { width: 48px; height: 1px; background: var(--c-line); position: relative; overflow: hidden; }
.hero__scroll span::after {
  content: ""; position: absolute; inset: 0; background: var(--c-teal); animation: scrollline 2s infinite var(--ease);
}
@keyframes scrollline { 0% { transform: translateX(-100%);} 60%,100% { transform: translateX(100%);} }
@media (max-width: 767px) {
  .hero { padding: 140px 0 100px; min-height: 86svh; }
  .hero__inner { width: min(100% - 40px, var(--w-container)); }
  .hero__scroll { display: none; }
}

/* ---------- about ---------- */
.about__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: start; }
.about__text { font-size: 16px; color: var(--c-ink-2); }
.about__text p + p { margin-top: 24px; }
.about__axes { display: grid; gap: 2px; }
.axis { background: var(--c-bg-alt); padding: 32px 36px; border-left: 3px solid var(--c-teal); }
.axis__label { font-family: var(--f-en); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--c-teal); margin-bottom: 6px; }
.axis h3 { font-size: 20px; font-weight: 500; color: var(--c-navy); margin-bottom: 14px; }
.axis li { font-size: 14px; padding: 6px 0 6px 16px; position: relative; color: var(--c-ink-2); }
.axis li::before { content: ""; position: absolute; left: 0; top: 17px; width: 6px; height: 1px; background: var(--c-navy); }
@media (max-width: 900px) { .about__grid { grid-template-columns: 1fr; gap: 48px; } }

/* ---------- business (orbit diagram) ---------- */
.business { background: var(--c-bg-alt); }
.orbit { display: grid; grid-template-columns: 1.35fr 1fr; gap: 48px; align-items: start; }

.orbit__figure { position: sticky; top: 96px; }
.orbit__svg { width: 100%; height: auto; overflow: visible; }
.orbit__ring { fill: none; stroke-width: 1.5; }
.orbit__ring--c { stroke: #a9b7c2; }                 /* ネイビーを淡くしたグレーブルー */
.orbit__ring--a { stroke: #7fb3b8; stroke-dasharray: 0; } /* ティールを淡くした色 */
/* リング上を巡る流れ */
.orbit__flow { fill: none; stroke-width: 2.5; stroke-linecap: round; opacity: .55; }
.orbit__flow--c { stroke: #2f5068; stroke-dasharray: 2 26; animation: orbitFlowC 28s linear infinite; }
.orbit__flow--a { stroke: var(--c-teal); stroke-dasharray: 2 24; animation: orbitFlowA 24s linear infinite; }
@keyframes orbitFlowC { to { stroke-dashoffset: -1024; } }  /* 2π×163 ≒ 1024: 1周ぶん */
@keyframes orbitFlowA { to { stroke-dashoffset: 898; } }    /* 2π×143 ≒ 898: 逆回り */
.orbit__pulses circle { mix-blend-mode: multiply; }
.orbit__caption {
  margin-top: 20px; font-size: 13.5px; line-height: 1.9; color: var(--c-ink-2); max-width: 640px;
  padding-left: 16px; border-left: 2px solid var(--c-teal);
}
@media (prefers-reduced-motion: reduce) {
  .orbit__flow { animation: none; opacity: .35; }
  .orbit__pulses { display: none; }
}
.orbit__ringlabel {
  font-family: var(--f-en); font-size: 22px; font-weight: 400; fill: #6d7c89; text-anchor: middle; letter-spacing: .04em;
}
.orbit__ringlabel--a { fill: #3f8a90; }
.orbit__node { cursor: pointer; transition: opacity .3s; }
.orbit__node circle { transition: transform .35s var(--ease), filter .35s; transform-box: fill-box; transform-origin: center; stroke: #fff; stroke-width: 2; }
.orbit__node text {
  font-family: var(--f-sans); font-size: 15px; font-weight: 500; fill: #fff; text-anchor: middle; pointer-events: none;
}
.orbit__node--main text { font-size: 17px; }
/* コンサル系: ネイビー由来のスレートブルー2段階 */
.orbit__node--main circle { fill: #2f5068; }
.orbit__node--sub circle  { fill: #5f7f96; }
/* 開発系: ロゴ色そのまま */
.orbit__node--navy circle { fill: var(--c-navy); }
.orbit__node--teal circle { fill: var(--c-teal); }
.orbit__node:hover circle, .orbit__node.is-active circle { transform: scale(1.05); filter: drop-shadow(0 12px 28px rgba(7,45,64,.22)); }
.orbit.has-focus .orbit__node:not(.is-active) { opacity: .35; }

.orbit__legend { display: grid; gap: 2px; }
.legend { cursor: pointer; background: #fff; padding: 14px 18px; border-left: 3px solid #5f7f96; transition: background .25s, transform .25s; }
.legend--main { border-left-color: #2f5068; }
.legend--navy { border-left-color: var(--c-navy); }
.legend--teal { border-left-color: var(--c-teal); }
.legend:hover, .legend.is-active { background: var(--c-teal-light); transform: translateX(4px); }
.legend__kicker { font-family: var(--f-en); font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--c-teal); margin-bottom: 4px; }
.legend h3 { font-size: 16px; font-weight: 700; color: var(--c-navy); line-height: 1.5; }
.legend__lead { font-size: 13px; color: var(--c-ink); margin-top: 4px; font-weight: 500; }
.legend ul { margin-top: 6px; }
.legend ul li { font-size: 12.5px; color: var(--c-ink-2); padding: 1px 0 1px 14px; position: relative; }
.legend ul li::before { content: ""; position: absolute; left: 0; top: 13px; width: 6px; height: 1px; background: var(--c-ink-3); }

.business__links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 48px; }
.business__links a {
  font-size: 14px; font-weight: 500; padding: 10px 20px; border: 1px solid var(--c-line); border-radius: 999px; background: #fff;
  transition: border-color .25s, color .25s;
}
.business__links a:hover { border-color: var(--c-teal); color: var(--c-teal); }
@media (max-width: 1000px) {
  .orbit { grid-template-columns: 1fr; gap: 40px; }
  .orbit__figure { position: static; }
  .orbit__legend { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .orbit__legend { grid-template-columns: 1fr; }
  .orbit__ringlabel { font-size: 28px; }
  .orbit__node text { font-size: 18px; }
  .orbit__node--main text { font-size: 20px; }
}

/* ---------- consulting ---------- */
.consulting__scope { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-bottom: clamp(72px, 9vw, 120px); }
.scope { border-top: 1px solid var(--c-navy); padding-top: 24px; }
.scope__no { font-family: var(--f-en); font-size: 22px; color: var(--c-teal); display: block; margin-bottom: 12px; }
.scope h3 { font-size: 19px; font-weight: 500; color: var(--c-navy); margin-bottom: 12px; }
.scope p { font-size: 14px; color: var(--c-ink-2); }
.consulting__phil { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--c-line); border: 1px solid var(--c-line); }
.phil { background: var(--c-bg-alt); padding: 44px 36px; }
.phil__en { font-family: var(--f-en); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--c-teal); margin-bottom: 16px; }
.phil h3 { font-size: 22px; font-weight: 500; color: var(--c-navy); line-height: 1.5; margin-bottom: 18px; }
.phil p { font-size: 14px; color: var(--c-ink-2); }
@media (max-width: 900px) {
  .consulting__scope, .consulting__phil { grid-template-columns: 1fr; }
  .consulting__scope { gap: 32px; }
}

/* ---------- marketing ---------- */
.marketing { background: var(--c-bg-alt); }
.marketing__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.marketing__text { color: var(--c-ink-2); }
.mk-figures { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.mk-fig { margin: 0; background: #fff; border: 1px solid var(--c-line); padding: 14px 14px 12px; }
.mk-fig svg { width: 100%; height: auto; display: block; }
.mk-fig figcaption { margin-top: 10px; font-size: 12px; line-height: 1.6; color: var(--c-ink-2); }
@media (max-width: 600px) { .mk-figures { grid-template-columns: 1fr; } }
.marketing__steps { counter-reset: mk; }
.marketing__steps li {
  display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 22px 0; border-top: 1px solid var(--c-line);
  align-items: baseline;
}
.marketing__steps li:last-child { border-bottom: 1px solid var(--c-line); }
.marketing__steps strong { font-size: 17px; font-weight: 500; color: var(--c-navy); display: flex; align-items: center; gap: 12px; }
.marketing__steps strong::before { counter-increment: mk; content: counter(mk, decimal-leading-zero); font-family: var(--f-en); font-size: 12px; color: var(--c-teal); }
.marketing__steps span { font-size: 13px; color: var(--c-ink-2); }
@media (max-width: 900px) {
  .marketing__grid { grid-template-columns: 1fr; gap: 48px; }
  .marketing__steps li { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- AI engineering (dark) ---------- */
.ai { background: var(--c-navy); color: #fff; }
.ai .section__title { color: #fff; }
.ai__compare { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; margin-bottom: clamp(64px, 8vw, 96px); }
.cmp { padding: 36px 40px; font-size: 14px; }
.cmp p:last-child { color: rgba(255,255,255,.78); }
.cmp--old { background: rgba(255,255,255,.06); }
.cmp--new { background: var(--c-teal); }
.cmp__label { font-family: var(--f-en), var(--f-sans); font-size: 13px; letter-spacing: .08em; font-weight: 600; margin-bottom: 12px; color: #fff !important; }
.cmp--old .cmp__label { color: rgba(255,255,255,.6) !important; }
.ai__cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; margin-bottom: clamp(64px, 8vw, 96px); }
.case { background: rgba(255,255,255,.05); padding: 40px 40px 36px; border: 1px solid rgba(255,255,255,.08); }
.case h3 { font-size: 20px; font-weight: 500; margin-bottom: 20px; }
.case p { font-size: 14px; position: relative; padding-left: 60px; }
.case p::before {
  position: absolute; left: 0; top: 6px; font-family: var(--f-en); font-size: 10px; letter-spacing: .16em;
  padding: 1px 8px; border-radius: 2px;
}
.case__issue { color: rgba(255,255,255,.65); margin-bottom: 14px; }
.case__issue::before { content: "ISSUE"; border: 1px solid rgba(255,255,255,.35); color: rgba(255,255,255,.65); }
.case__sol { color: #fff; }
.case__sol::before { content: "WIG"; background: var(--c-teal); color: #fff; }
.ai__institute { display: grid; grid-template-columns: 1fr 1.1fr; gap: 72px; align-items: start; padding-top: 64px; border-top: 1px solid rgba(255,255,255,.15); }
.institute__kicker { font-family: var(--f-en); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: #8fd3d9; margin-bottom: 12px; }
.ai__institute h3 { font-size: 30px; font-weight: 500; margin-bottom: 20px; }
.ai__institute > div > p:not(.institute__kicker) { font-size: 15px; color: rgba(255,255,255,.8); }
.institute__links { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 36px; }
.roadmap li { display: grid; grid-template-columns: 90px 1fr auto; gap: 8px 20px; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.15); align-items: baseline; }
.roadmap li:last-child { border-bottom: 1px solid rgba(255,255,255,.15); }
.roadmap__step { font-family: var(--f-en); font-size: 11px; letter-spacing: .16em; color: #8fd3d9; }
.roadmap strong { font-size: 18px; font-weight: 500; }
.roadmap p { grid-column: 2; font-size: 13px; color: rgba(255,255,255,.7); }
.roadmap__when { font-family: var(--f-en); font-size: 12px; color: rgba(255,255,255,.55); grid-column: 3; grid-row: 1; }
@media (max-width: 900px) {
  .ai__compare, .ai__cases, .ai__institute { grid-template-columns: 1fr; }
  .ai__institute { gap: 48px; }
  .cmp, .case { padding: 28px 24px; }
}

/* ---------- knowledgestock ---------- */
.ks__hero { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-bottom: clamp(56px, 7vw, 88px); }
.ks__logo { height: 36px; width: auto; margin-bottom: 14px; }
.ks__tag { font-size: 13px; font-weight: 700; color: var(--c-teal); letter-spacing: .06em; margin-bottom: 20px; }
.ks__text { color: var(--c-ink-2); }
.ks__text p + p { margin-top: 20px; }
.ks__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.btn__ext { margin-left: 8px; }
.ks__visual { margin: 0; border-radius: 12px; overflow: hidden; background: #e9f7f4; box-shadow: 0 20px 48px rgba(7,45,64,.10); }
.ks__visual img { width: 100%; height: auto; display: block; }
.ks__features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: var(--c-line); border: 1px solid var(--c-line); }
.ks__features li { background: #fff; padding: 28px 24px; display: grid; gap: 8px; align-content: start; }
.ks__features img { width: 32px; height: 32px; margin-bottom: 6px; }
.ks__features strong { font-size: 16px; font-weight: 700; color: var(--c-navy); }
.ks__features span { font-size: 13px; color: var(--c-ink-2); }
@media (max-width: 1000px) { .ks__features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .ks__hero { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 600px) { .ks__features { grid-template-columns: 1fr; } }

/* ---------- profile ---------- */
.profile__grid { display: grid; grid-template-columns: 280px 1fr; gap: 80px; align-items: start; }
.profile__photo {
  aspect-ratio: 3 / 4; background: var(--c-bg-alt); overflow: hidden; margin-bottom: 24px;
}
.profile__photo img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.profile__name { font-size: 26px; font-weight: 500; color: var(--c-navy); line-height: 1.3; }
.profile__en { font-family: var(--f-en); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--c-teal); margin: 4px 0 10px; }
.profile__role { font-size: 14px; color: var(--c-ink-2); }
.profile__social { display: flex; gap: 10px; margin-top: 18px; }
.profile__social a {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid var(--c-line); border-radius: 999px;
  font-size: 13px; font-weight: 500; color: var(--c-navy); transition: border-color .25s, color .25s, background .25s;
}
.profile__social a:hover { border-color: var(--c-teal); color: var(--c-teal); background: var(--c-teal-light); }
.timeline > div { display: grid; grid-template-columns: 90px 1fr; gap: 20px; padding: 16px 0; border-top: 1px solid var(--c-line); }
.timeline > div:last-child { border-bottom: 1px solid var(--c-line); }
.timeline dt { font-family: var(--f-en); font-size: 13px; color: var(--c-teal); padding-top: 3px; }
.timeline dd { font-size: 14px; color: var(--c-ink-2); }
.awards { margin-top: 36px; }
.awards__label { font-size: 12px; letter-spacing: .14em; color: var(--c-teal); margin-bottom: 10px; }
.awards li { font-size: 14px; color: var(--c-ink-2); padding: 4px 0 4px 16px; position: relative; }
.awards li::before { content: ""; position: absolute; left: 0; top: 16px; width: 6px; height: 1px; background: var(--c-navy); }
@media (max-width: 900px) {
  .profile__grid { grid-template-columns: 1fr; gap: 40px; }
  .profile__photo { max-width: 240px; }
}

/* メンバーカード。クリックで経歴のダイアログを開く */
.members { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.member-card {
  position: relative; display: block; width: 100%; height: 280px; overflow: hidden; padding: 0; border: 0; border-radius: 8px;
  background: #dde8ea; color: var(--c-navy); text-align: left; font: inherit; cursor: pointer; transition: background .25s;
}
.member-card:hover { background: #d0e0e3; }
.member-card:focus-visible { outline: 2px solid var(--c-teal); outline-offset: 3px; }
.member-card__text { position: absolute; left: 32px; top: 50%; transform: translateY(-50%); display: grid; gap: 4px; }
.member-card__en { font-family: var(--f-en); font-size: 16px; color: var(--c-ink-2); }
.member-card__name { font-size: 40px; font-weight: 700; line-height: 1.3; white-space: nowrap; }
.member-card__role { margin-top: 4px; font-size: 18px; font-weight: 500; color: var(--c-teal); }
.member-card__photo { position: absolute; right: 40px; bottom: -8px; width: auto; height: 268px; transition: transform .4s var(--ease); }
.member-card:hover .member-card__photo { transform: translateY(-4px); }
.member-card__arrow {
  position: absolute; right: 0; bottom: 0; display: grid; place-items: center; width: 56px; height: 56px;
  border-radius: 24px 0 8px 0; background: var(--c-navy); color: #fff; transition: background .25s;
}
.member-card:hover .member-card__arrow { background: var(--c-teal); }
.member-dialog {
  width: min(960px, calc(100vw - 32px)); max-height: calc(100dvh - 48px); margin: auto; padding: 56px 48px 48px;
  border: 0; border-radius: 8px; background: #fff; color: var(--c-ink); overflow-y: auto;
}
.member-dialog::backdrop { background: rgba(7, 45, 64, .6); }
.member-dialog .profile__grid { grid-template-columns: 240px 1fr; gap: 48px; }
.member-dialog .profile__name { font-size: 30px; }
.member-dialog .profile__en { font-size: 14px; }
.member-dialog .profile__role { font-size: 16px; }
.member-dialog .timeline dt { font-size: 15px; }
.member-dialog .timeline dd { font-size: 16px; }
.member-dialog__close {
  position: absolute; top: 12px; right: 12px; display: grid; place-items: center; width: 44px; height: 44px; padding: 0;
  border: 0; border-radius: 8px; background: transparent; color: var(--c-navy); cursor: pointer;
}
.member-dialog__close:hover { background: var(--c-bg-alt); }
@media (max-width: 1000px) { .members { grid-template-columns: 1fr; } }
@media (max-width: 720px) {
  .member-dialog { padding: 56px 20px 32px; }
  .member-dialog .profile__grid { grid-template-columns: 1fr; gap: 32px; }
  .member-dialog .profile__photo { max-width: 200px; }
}
@media (max-width: 600px) {
  .member-card { height: 220px; }
  .member-card__text { left: 20px; }
  .member-card__en { font-size: 14px; }
  .member-card__name { font-size: 28px; }
  .member-card__role { font-size: 16px; }
  .member-card__photo { right: 16px; height: 208px; }
  .member-card__arrow { width: 44px; height: 44px; border-radius: 18px 0 8px 0; }
}

/* ---------- news ---------- */
.news { background: var(--c-bg-alt); }
.news__list { border-top: 1px solid var(--c-line); }
.news__item {
  display: grid; grid-template-columns: 120px 100px 1fr; gap: 24px; align-items: center;
  padding: 24px 0; border-bottom: 1px solid var(--c-line);
}
.news__item time { font-family: var(--f-en); font-size: 13px; color: var(--c-ink-3); }
.news__cat { font-size: 11px; text-align: center; padding: 3px 0; border: 1px solid var(--c-line); border-radius: 999px; background: #fff; }
.news__item a, .news__text { font-size: 15px; transition: color .2s; }
.news__item a:hover { color: var(--c-teal); }
.news__body { display: grid; gap: 6px; }
.news__sub { font-size: 13px; color: var(--c-ink-3); line-height: 1.7; }
.news__sub a { font-size: 13px; color: var(--c-teal); text-decoration: underline; margin-left: 8px; white-space: nowrap; }
@media (max-width: 600px) {
  .news__item { grid-template-columns: auto auto; gap: 8px 16px; }
  .news__item a, .news__text, .news__body { grid-column: 1 / -1; }
}

/* ---------- company ---------- */
.company__table { border-top: 1px solid var(--c-line); }
.company__table > div {
  display: grid; grid-template-columns: 200px 1fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--c-line);
}
.company__table dt { font-size: 14px; color: var(--c-ink-3); }
.company__table dd { font-size: 15px; }
.company__table a { text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 600px) {
  .company__table > div { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- contact ---------- */
.contact { background: var(--c-bg-alt); }
.contact__inner { max-width: 720px; }
.contact__lead { color: var(--c-ink-2); margin-bottom: 48px; }
.form__row { margin-bottom: 24px; }
.form__row label { display: block; font-size: 13px; margin-bottom: 8px; color: var(--c-ink-2); }
.req { font-size: 10px; color: #fff; background: var(--c-teal); padding: 1px 6px; border-radius: 2px; margin-left: 6px; vertical-align: middle; }
.form__row input, .form__row textarea, .form__row select {
  width: 100%; padding: 14px 16px; font: inherit; font-size: 15px; border: 1px solid var(--c-line); border-radius: var(--radius);
  background: #fff; transition: border-color .2s; color: var(--c-ink);
}
.form__row input:focus, .form__row textarea:focus, .form__row select:focus { outline: none; border-color: var(--c-teal); }
.form__note { font-size: 12px; margin-bottom: 24px; }
.form__status { font-size: 13px; color: #b3261e; margin-bottom: 16px; }
.contact__form .btn:disabled { opacity: .6; cursor: default; }
.form__done { border-top: 1px solid var(--c-line); padding-top: 32px; color: var(--c-ink-2); }
.form__done-title { font-size: 18px; font-weight: 700; color: var(--c-navy); margin-bottom: 8px; }

/* ---------- footer ---------- */
.footer { background: var(--c-dark); color: rgba(255,255,255,.75); padding: 72px 0 32px; }
.footer__inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 48px; }
.footer__logo { height: 38px; width: auto; filter: brightness(0) invert(1); opacity: .95; }
.footer__brand p { font-size: 13px; margin-top: 16px; line-height: 1.8; }
.footer__nav, .footer__links { display: flex; flex-direction: column; gap: 12px; }
.footer__nav a { font-family: var(--f-en); font-size: 13px; letter-spacing: .08em; }
.footer__links a { font-size: 13px; }
.footer a:hover { color: #fff; }
.footer__copy {
  width: min(100% - 48px, var(--w-container)); margin: 56px auto 0;
  font-family: var(--f-en); font-size: 11px; letter-spacing: .1em; color: rgba(255,255,255,.4);
}
@media (max-width: 767px) {
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- draft helpers ---------- */
/* 「要記入・要確認」箇所を目立たせる。本公開前に .todo を全て解消して削除する */
.todo { color: #c0392b; font-size: .9em; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- static mode (?static) ---------- */
/* スクリーンショット・レビュー用。アニメーションを止め、全要素を表示する */
html.is-static .reveal { opacity: 1; transform: none; transition: none; }
html.is-static .hero__char { opacity: 1; transform: none; filter: none; animation: none !important; }
html.is-static .hero { min-height: 860px; }
html.is-static .hero__canvas { opacity: .9; }
html.is-static .orbit__flow { animation: none; }
html.is-static .orbit__pulses { display: none; }
html.is-static .hero__scroll span::after { animation: none; }

html.is-static .nav, html.is-static .menu-btn span { transition: none; }

/* ---------- legal pages (privacy) ---------- */
.legal { padding: 140px 0 var(--sp-section); }
.legal .container { max-width: 800px; }
.legal .section__title { margin-bottom: 32px; }
.legal__lead { color: var(--c-ink-2); margin-bottom: 48px; }
.legal section { margin-bottom: 40px; }
.legal h2 { font-size: 18px; font-weight: 700; color: var(--c-navy); margin: 0 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--c-line); }
.legal p { font-size: 15px; color: var(--c-ink-2); }
.legal p + p { margin-top: 12px; }
.legal ul { margin-top: 10px; }
.legal li { font-size: 15px; color: var(--c-ink-2); padding: 4px 0 4px 18px; position: relative; }
.legal li::before { content: ""; position: absolute; left: 0; top: 17px; width: 6px; height: 1px; background: var(--c-navy); }
.legal li strong { color: var(--c-ink); font-weight: 500; }
.legal a { color: var(--c-teal); text-decoration: underline; text-underline-offset: 3px; }
.legal__dl > div { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 8px 0; font-size: 15px; }
.legal__dl dt { color: var(--c-ink-3); }
.legal__dl dd { color: var(--c-ink-2); }
.legal__date { margin-top: 56px; font-size: 13px; color: var(--c-ink-3); }
.form__note a { color: var(--c-teal); text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 600px) { .legal__dl > div { grid-template-columns: 1fr; gap: 2px; } }