@charset "UTF-8";

/* =========================================================
   LEGAL VIBES — Bar Exam Platform
   style.css
   1. Design tokens
   2. Base / Reset
   3. Layout utilities
   4. Components (button, header, nav)
   5. Sections (hero / concept / service / news / plans / company / cta)
   6. Footer
   7. Motion
   8. Splash（オープニング演出）
   9. Community（匿名オープンチャット / community.html）
  10. Contact（お問い合わせ / contact.html）
  11. My page（会員登録・マイページ / mypage.html）
   ========================================================= */


/* ---------------------------------------------------------
   1. Design tokens
   --------------------------------------------------------- */
:root {
  /* Color — 白 × ダークグレー基調 */
  --c-bg:          #ffffff;
  --c-bg-soft:     #f5f6f7;
  --c-ink:         #1b1d20;   /* 見出し・ベースのダークグレー */
  --c-ink-soft:    #2a2d31;
  --c-text:        #40454b;
  --c-text-mute:   #767c84;
  --c-line:        #e3e5e8;
  --c-line-strong: #c9ccd1;
  /* 差し色。ロゴのターコイズをそのまま使うと白地の小さな文字が読めないため、
     文字・塗り用の濃い方と、ダーク地の図形用の明るい方に分けています */
  --c-accent:        #0E7C80;   /* 白地の文字・白文字を載せる背景（白との比 4.98） */
  --c-accent-bright: #5CD0D3;   /* ロゴの色。ダーク地の図形・線に使用 */

  /* Typography */
  --font-sans: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
               "Hiragino Sans", "Noto Sans JP", "Yu Gothic Medium",
               "Yu Gothic", Meiryo, sans-serif;
  --font-en: "Helvetica Neue", Arial, sans-serif;

  /* Spacing / layout */
  --container: 1160px;
  --gutter: clamp(20px, 5vw, 40px);
  --section-py: clamp(72px, 11vw, 140px);
  --radius: 4px;
  --radius-lg: 8px;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(27, 29, 32, .05);
  --shadow-md: 0 12px 32px -12px rgba(27, 29, 32, .18);
  --shadow-lg: 0 28px 64px -24px rgba(27, 29, 32, .28);
  --ease: cubic-bezier(.22, .61, .36, 1);

  /* ヘッダー全体の高さ = ナビ行 + デモ告知バー */
  --nav-h: 72px;
  --demo-h: 34px;
  --header-h: calc(var(--nav-h) + var(--demo-h));

  /* Splash（オープニング）— ここだけで全体の尺を調整できます */
  --splash-bg: #ffffff;          /* 幕の色 */
  --splash-in: 1.5s;             /* ロゴが出そろうまで */
  --splash-hold: .45s;           /* 見せる時間 */
  --splash-out: .9s;             /* 幕が上がる時間 */
}

@media (max-width: 767px) {
  :root { --nav-h: 60px; }
}


/* ---------------------------------------------------------
   2. Base / Reset
   --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
  word-break: normal;
  line-break: strict;
}

/* hidden 属性は、あらゆる display 指定より優先する。
   .btn や .chat-me のように display を持つ要素に hidden を付けても
   確実に隠れるようにするための保険です。 */
[hidden] { display: none !important; }

body.is-nav-open,
body.is-splashing { overflow: hidden; }

h1, h2, h3, h4 {
  margin: 0;
  color: var(--c-ink);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .01em;
}

p  { margin: 0; }
ul, ol, dl { margin: 0; padding: 0; list-style: none; }
dd { margin: 0; }

img, svg { max-width: 100%; height: auto; display: block; }

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s var(--ease), opacity .25s var(--ease);
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

:where(a, button, [tabindex]):focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* 固定ヘッダー分のアンカーずれ防止 */
[id] { scroll-margin-top: calc(var(--header-h) + 16px); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 16px; top: -100px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--c-ink);
  color: #fff;
  border-radius: var(--radius);
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 16px; }


/* ---------------------------------------------------------
   3. Layout utilities
   --------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-py); }
.section--soft { background: var(--c-bg-soft); }

.section__head {
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(40px, 6vw, 72px);
  text-align: center;
}
.section__head--left {
  margin-inline: 0;
  text-align: left;
}

.section__title {
  font-size: clamp(1.65rem, 1.15rem + 2.1vw, 2.6rem);
  letter-spacing: .02em;
}

.section__lead {
  margin-top: 22px;
  color: var(--c-text-mute);
  font-size: clamp(.9rem, .85rem + .2vw, 1rem);
  line-height: 2.1;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--c-accent);
  font-family: var(--font-en);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.eyebrow--light { color: rgba(255, 255, 255, .62); }

.br-sp { display: none; }
@media (max-width: 599px) {
  .br-sp { display: inline; }
}


/* ---------------------------------------------------------
   4. Components
   --------------------------------------------------------- */

/* --- Button --- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--c-ink);
  --btn-bd: var(--c-line-strong);

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 14px 32px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-bd);
  border-radius: var(--radius);
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-align: center;
  white-space: nowrap;
  transition: background-color .28s var(--ease), color .28s var(--ease),
              border-color .28s var(--ease), transform .28s var(--ease),
              box-shadow .28s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--solid {
  --btn-bg: var(--c-ink);
  --btn-fg: #fff;
  --btn-bd: var(--c-ink);
}
.btn--solid:hover {
  --btn-bg: #000;
  --btn-bd: #000;
  box-shadow: var(--shadow-md);
}

.btn--outline:hover {
  --btn-bg: var(--c-ink);
  --btn-fg: #fff;
  --btn-bd: var(--c-ink);
}

.btn--ghost { --btn-bd: transparent; }
.btn--ghost:hover { --btn-bd: var(--c-line-strong); }

.btn--light {
  --btn-bg: #fff;
  --btn-fg: var(--c-ink);
  --btn-bd: #fff;
}
.btn--light:hover { box-shadow: var(--shadow-lg); }

.btn--outline-light {
  --btn-fg: #fff;
  --btn-bd: rgba(255, 255, 255, .38);
}
.btn--outline-light:hover {
  --btn-bg: rgba(255, 255, 255, .1);
  --btn-bd: rgba(255, 255, 255, .8);
}

.btn--sm { min-height: 42px; padding: 8px 20px; font-size: .82rem; }
.btn--lg { min-height: 60px; padding: 16px 44px; }
.btn--block { display: flex; width: 100%; }


/* --- デモ告知バー（架空サイトであることの明示） --- */
.demo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--demo-h);
  padding: 6px 16px;
  background: var(--c-ink);
  color: rgba(255, 255, 255, .88);
  font-size: .7rem;
  letter-spacing: .03em;
  line-height: 1.5;
  text-align: center;
}
.demo-bar__tag {
  flex: none;
  padding: 3px 9px;
  background: var(--c-accent);
  border-radius: 999px;
  color: #fff;
  font-family: var(--font-en);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .14em;
}
@media (max-width: 699px) {
  .demo-bar { font-size: .66rem; gap: 8px; padding-inline: 12px; }
  .demo-bar__more { display: none; }
}

/* --- Header --- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, .94);
  border-bottom-color: var(--c-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--nav-h);
}

.logo { display: inline-flex; align-items: center; gap: 12px; }

.logo__img {
  flex: none;
  width: 40px; height: 40px;
  border-radius: var(--radius);
  object-fit: contain;
}

.logo__text { display: flex; flex-direction: column; line-height: 1.25; }
.logo__text strong {
  color: var(--c-ink);
  font-family: var(--font-en);
  font-size: 1rem;
  letter-spacing: .12em;
}
.logo__text small {
  color: var(--c-text-mute);
  font-family: var(--font-en);
  font-size: .58rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

/* --- Global nav (PC) --- */
.gnav__list {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.6vw, 38px);
}
.gnav__list > li > a:not(.btn) {
  position: relative;
  color: var(--c-ink);
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.gnav__list > li > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1px;
  background: var(--c-ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s var(--ease);
}
.gnav__list > li > a:not(.btn):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* 補助リンクはドロワー内でのみ使う */
.gnav__sub { display: none; }

/* --- Hamburger --- */
.nav-toggle {
  display: none;
  position: relative;
  width: 44px; height: 44px;
  margin-right: -10px;
}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  position: absolute;
  left: 50%;
  width: 22px; height: 1.5px;
  background: var(--c-ink);
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle__bars {
  top: 50%;
  transform: translate(-50%, -50%);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  left: 0;
}
.nav-toggle__bars::before { top: -7px; }
.nav-toggle__bars::after  { top: 7px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after  { transform: translateY(-7px) rotate(-45deg); }


/* ---------------------------------------------------------
   5. Sections
   --------------------------------------------------------- */

/* --- 5-1. Hero --- */
.hero {
  padding-top: calc(var(--header-h) + clamp(48px, 8vw, 104px));
  padding-bottom: clamp(64px, 9vw, 120px);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
}

.hero__title {
  font-size: clamp(2.1rem, 1.2rem + 3.9vw, 3.85rem);
  line-height: 1.28;
  letter-spacing: .01em;
}
.hero__title em {
  position: relative;
  font-style: normal;
  white-space: nowrap;
}
.hero__title em::after {
  content: "";
  position: absolute;
  left: -.04em; bottom: .1em;
  width: calc(100% + .08em); height: .12em;
  background: var(--c-accent-bright);
  transform: skewX(-18deg); /* ロゴのイタリックな傾きに合わせる */
}

.hero__lead {
  margin-top: 28px;
  max-width: 34em;
  color: var(--c-text-mute);
  font-size: clamp(.9rem, .85rem + .25vw, 1.02rem);
  line-height: 2.15;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 4vw, 52px);
  margin-top: clamp(40px, 5vw, 60px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--c-line);
}
.stat dt {
  color: var(--c-text-mute);
  font-size: .74rem;
  letter-spacing: .1em;
}
.stat dd {
  color: var(--c-ink);
  font-size: .82rem;
  font-weight: 700;
}
.stat dd span {
  font-family: var(--font-en);
  font-size: clamp(1.5rem, 1.2rem + 1vw, 1.95rem);
  letter-spacing: .01em;
}

/* トップ画像（images/hero.svg。写真に差し替える場合も同じ枠で収まります） */
.hero__media {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #ffffff; /* 画像が読めない場合の下地 */
  box-shadow: var(--shadow-lg);
}
.hero__media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__badge {
  position: absolute;
  right: 20px; top: 20px;
  padding: 9px 17px;
  background: var(--c-ink);
  color: #fff;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
}


/* --- 5-2. Concept --- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(20px, 2.4vw, 32px);
}

/* 2本柱のときは1枚あたりを大きく見せる */
.feature-grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  max-width: 980px;
  margin-inline: auto;
}

.feature {
  padding: clamp(28px, 3vw, 40px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease),
              border-color .35s var(--ease);
}
.feature:hover {
  transform: translateY(-4px);
  border-color: transparent;
  box-shadow: var(--shadow-md);
}

.feature__num {
  display: block;
  margin-bottom: 18px;
  color: var(--c-accent);
  font-family: var(--font-en);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .18em;
}
.feature__title { font-size: 1.16rem; }
.feature__text {
  margin-top: 14px;
  color: var(--c-text-mute);
  font-size: .88rem;
  line-height: 2.05;
}


/* --- 5-3. Service --- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(288px, 1fr));
  gap: clamp(20px, 2.4vw, 30px);
  align-items: stretch;
}

.service {
  display: flex;
  flex-direction: column;
  padding: clamp(30px, 3.2vw, 44px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.service:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service--featured {
  background: var(--c-ink);
  border-color: var(--c-ink);
  color: rgba(255, 255, 255, .74);
  box-shadow: var(--shadow-lg);
}
.service--featured .service__title { color: #fff; }
.service--featured .service__tag {
  background: rgba(255, 255, 255, .12);
  color: #fff;
}
.service--featured .service__list li { border-color: rgba(255, 255, 255, .14); }
.service--featured .service__list li::before { background: var(--c-accent-bright); }
.service--featured .btn--solid {
  --btn-bg: #fff;
  --btn-fg: var(--c-ink);
  --btn-bd: #fff;
}

.service__tag {
  align-self: flex-start;
  padding: 6px 14px;
  background: var(--c-bg-soft);
  color: var(--c-ink);
  border-radius: 999px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
}

.service__title {
  margin-top: 20px;
  font-size: clamp(1.25rem, 1.1rem + .6vw, 1.5rem);
}

.service__desc {
  margin-top: 16px;
  font-size: .87rem;
  line-height: 2.05;
}

.service__list {
  margin-top: 26px;
  border-top: 1px solid var(--c-line);
}
.service__list li {
  position: relative;
  padding: 13px 0 13px 22px;
  border-bottom: 1px solid var(--c-line);
  font-size: .84rem;
  line-height: 1.7;
}
.service__list li::before {
  content: "";
  position: absolute;
  left: 2px; top: 21px;
  width: 6px; height: 6px;
  background: var(--c-ink);
  border-radius: 50%;
}

/* カード内のボタンは、内容量が違っても常に最下部で揃える */
.service__list { margin-bottom: 30px; }
.service > .btn { margin-top: auto; }


/* --- 5-4. News（お知らせ） --- */
.news {
  display: grid;
  grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.news .section__head { margin-bottom: 0; }

.news__more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  color: var(--c-ink);
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.news__more::after {
  content: "";
  width: 26px; height: 1px;
  background: var(--c-ink);
  transition: width .3s var(--ease);
}
.news__more:hover::after { width: 40px; }

.news__list { border-top: 1px solid var(--c-line-strong); }

.news__item { border-bottom: 1px solid var(--c-line); }
.news__item > a {
  display: grid;
  grid-template-columns: 7.5em 8.5em minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 12px;
  padding: 22px 4px;
  transition: opacity .25s var(--ease);
}
.news__item > a:hover { opacity: .6; }

.news__item time {
  color: var(--c-text-mute);
  font-family: var(--font-en);
  font-size: .82rem;
  letter-spacing: .04em;
}

.news__cat {
  justify-self: start;
  padding: 4px 12px;
  background: var(--c-bg);
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  color: var(--c-ink);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}

.news__text {
  color: var(--c-ink);
  font-size: .88rem;
  font-weight: 700;
  line-height: 1.8;
}


/* --- 5-5. Plans（料金プラン） --- */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(228px, 1fr));
  gap: clamp(16px, 1.8vw, 22px);
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(26px, 2.6vw, 34px) clamp(22px, 2.2vw, 28px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.plan:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.plan--featured {
  background: var(--c-ink);
  border-color: var(--c-ink);
  color: rgba(255, 255, 255, .74);
  box-shadow: var(--shadow-lg);
}
.plan--featured .plan__name,
.plan--featured .plan__price { color: #fff; }
.plan--featured .plan__price small,
.plan--featured .plan__note { color: rgba(255, 255, 255, .58); }
.plan--featured .plan__unit {
  background: rgba(255, 255, 255, .1);
  color: #fff;
}
.plan--featured .plan__badge {
  background: var(--c-accent);
  color: #fff;
}
.plan--featured .btn--solid {
  --btn-bg: #fff;
  --btn-fg: var(--c-ink);
  --btn-bd: #fff;
}

.plan__badge {
  position: absolute;
  top: -11px; left: clamp(22px, 2.2vw, 28px);
  padding: 4px 12px;
  background: var(--c-ink);
  color: #fff;
  border-radius: 999px;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}

.plan__name {
  font-size: .96rem;
  letter-spacing: .06em;
}

.plan__price {
  margin-top: 14px;
  color: var(--c-ink);
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}
.plan__num {
  font-family: var(--font-en);
  font-size: clamp(2rem, 1.6rem + 1.5vw, 2.7rem);
  letter-spacing: 0;
}
.plan__price small {
  margin-left: 4px;
  color: var(--c-text-mute);
  font-size: .76rem;
  font-weight: 400;
}

.plan__unit {
  align-self: flex-start;
  margin-top: 14px;
  padding: 5px 12px;
  background: var(--c-bg-soft);
  border-radius: 999px;
  color: var(--c-ink);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
}

.plan__note {
  margin-top: 16px;
  margin-bottom: 26px;
  color: var(--c-text-mute);
  font-size: .8rem;
  line-height: 1.9;
}

.plan > .btn { margin-top: auto; }

.plan-foot {
  margin-top: clamp(28px, 3vw, 40px);
  color: var(--c-text-mute);
  font-size: .78rem;
  text-align: center;
}


/* --- 5-6. Company --- */
.company {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.company .section__head { margin-bottom: 0; }

.company__table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--c-line-strong);
  font-size: .88rem;
}
.company__table th,
.company__table td {
  padding: 20px 4px;
  border-bottom: 1px solid var(--c-line);
  text-align: left;
  vertical-align: top;
  line-height: 1.9;
}
.company__table th {
  width: 8.5em;
  color: var(--c-ink);
  font-weight: 700;
  letter-spacing: .06em;
}
.company__table td { color: var(--c-text); }


/* --- 5-7. CTA (登録) --- */
.cta {
  position: relative;
  padding-block: clamp(76px, 10vw, 132px);
  background:
    radial-gradient(80% 120% at 78% 8%, rgba(92, 208, 211, .20), transparent 60%),
    linear-gradient(160deg, #2a2d31 0%, #1b1d20 60%, #101214 100%);
  color: rgba(255, 255, 255, .72);
  overflow: hidden;
}

.cta__inner {
  max-width: 780px;
  text-align: center;
}

.cta__title {
  color: #fff;
  font-size: clamp(1.6rem, 1.1rem + 2.2vw, 2.6rem);
}

.cta__lead {
  margin-top: 22px;
  font-size: clamp(.88rem, .85rem + .2vw, .98rem);
  line-height: 2.1;
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 40px;
}

.cta__note {
  margin-top: 26px;
  color: rgba(255, 255, 255, .5);
  font-size: .76rem;
  letter-spacing: .05em;
}


/* ---------------------------------------------------------
   6. Footer
   --------------------------------------------------------- */
.site-footer {
  padding-top: clamp(48px, 6vw, 72px);
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: clamp(36px, 4vw, 52px);
}

.site-footer__brand { display: flex; align-items: flex-start; gap: 16px; }
.site-footer__brand .logo__img { width: 36px; height: 36px; }
.site-footer__desc {
  color: var(--c-text-mute);
  font-size: .8rem;
  line-height: 1.9;
}

.site-footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}
.site-footer__nav a {
  color: var(--c-ink);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .05em;
}
.site-footer__nav a:hover { color: var(--c-text-mute); }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-block: 22px;
  border-top: 1px solid var(--c-line);
}
.site-footer__copy {
  color: var(--c-text-mute);
  font-size: .72rem;
  letter-spacing: .04em;
}

.site-footer__disclaimer {
  flex: 1 1 460px;
  padding: 14px 16px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
  color: var(--c-text);
  font-size: .74rem;
  line-height: 1.9;
}
.site-footer__disclaimer strong { color: var(--c-ink); }
.site-footer__copy { font-family: var(--font-en); }


/* ---------------------------------------------------------
   7. Motion（スクロールフェードイン）
   --------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}


/* ---------------------------------------------------------
   8. Splash（オープニング演出）
   幕（白）→ ロゴ LV → 文字 LEGAL VIBES → 罫線 → タグライン
   → 幕が上へ抜けて本編が現れる
   --------------------------------------------------------- */

/* JS無効時は幕を出さない（内容が隠れたままになるのを防ぐ） */
.splash { display: none; }

.js .splash {
  display: grid;
  position: fixed;
  inset: 0;
  z-index: 1000;
  place-items: center;
  overflow: hidden;
}

/* 二枚重ねの幕。時間差で上へ抜けることで奥行きを出す */
.splash__curtain {
  position: absolute;
  inset: 0;
  transform: translateY(0);
  transition: transform var(--splash-out) cubic-bezier(.76, 0, .24, 1);
}
.splash__curtain--back  { background: var(--c-ink); }
.splash__curtain--front { background: var(--splash-bg); }

.splash__inner {
  position: relative;
  display: grid;
  justify-items: center;
  padding-inline: var(--gutter);
  text-align: center;
  transition: opacity .5s var(--ease), transform .7s var(--ease);
}

/* --- ロゴマーク --- */
.splash__logo {
  width: 84px; height: 84px;
  border-radius: 10px;
  object-fit: contain;
  opacity: 0;
  transform: translateY(10px) scale(.9);
  animation: splash-mark .8s var(--ease) .15s forwards;
}

/* --- ワードマーク（1文字ずつ立ち上がる） --- */
.splash__word {
  display: flex;
  margin-top: 26px;
  color: var(--c-ink);
  font-family: var(--font-en);
  font-size: clamp(1.5rem, 1.05rem + 2.1vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .28em;
  margin-right: -.28em; /* 末尾の letter-spacing を打ち消して中央に見せる */
}
.splash__word > span {
  display: inline-block;
  opacity: 0;
  transform: translateY(14px);
  animation: splash-letter .7s var(--ease) forwards;
}
.splash__space { width: .45em; }

.splash__word > span:nth-child(1)  { animation-delay: .40s; }
.splash__word > span:nth-child(2)  { animation-delay: .46s; }
.splash__word > span:nth-child(3)  { animation-delay: .52s; }
.splash__word > span:nth-child(4)  { animation-delay: .58s; }
.splash__word > span:nth-child(5)  { animation-delay: .64s; }
.splash__word > span:nth-child(6)  { animation-delay: .70s; }
.splash__word > span:nth-child(7)  { animation-delay: .76s; }
.splash__word > span:nth-child(8)  { animation-delay: .82s; }
.splash__word > span:nth-child(9)  { animation-delay: .88s; }
.splash__word > span:nth-child(10) { animation-delay: .94s; }
.splash__word > span:nth-child(11) { animation-delay: 1.00s; }

/* --- 罫線（左から引かれる） --- */
.splash__line {
  width: min(240px, 52vw);
  height: 3px;
  margin-top: 26px;
  background: var(--c-accent-bright); /* ロゴと同じ水色 */
  transform: scaleX(0);
  transform-origin: left center;
  animation: splash-line .7s var(--ease) 1.02s forwards;
}

/* --- タグライン --- */
.splash__tagline {
  margin-top: 18px;
  color: var(--c-text-mute);
  font-family: var(--font-en);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-indent: .3em;
  text-transform: uppercase;
  opacity: 0;
  animation: splash-fade .7s var(--ease) 1.22s forwards;
}

/* --- 退場 --- */
.splash.is-leaving .splash__inner {
  opacity: 0;
  transform: translateY(-14px);
  transition-duration: .45s;
}
.splash.is-leaving .splash__curtain--front { transform: translateY(-101%); }
.splash.is-leaving .splash__curtain--back {
  transform: translateY(-101%);
  transition-delay: .12s;
}

@keyframes splash-mark {
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes splash-letter {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes splash-line {
  to { transform: scaleX(1); }
}
@keyframes splash-fade {
  to { opacity: 1; }
}

/* --- 幕が上がったあとのヒーロー登場 --- */
.js .site-header,
.js .hero__body > *,
.js .hero__media {
  opacity: 0;
  transform: translateY(18px);
}
.js .hero__media { transform: translateY(28px) scale(.985); }

body.is-loaded .site-header,
body.is-loaded .hero__body > *,
body.is-loaded .hero__media {
  opacity: 1;
  transform: none;
  transition: opacity .9s var(--ease), transform 1s var(--ease);
}

body.is-loaded .site-header       { transition-delay: .30s; }
body.is-loaded .hero__media       { transition-delay: .10s; }
body.is-loaded .hero__body > *:nth-child(1) { transition-delay: .16s; }
body.is-loaded .hero__body > *:nth-child(2) { transition-delay: .22s; }
body.is-loaded .hero__body > *:nth-child(3) { transition-delay: .28s; }
body.is-loaded .hero__body > *:nth-child(4) { transition-delay: .34s; }
body.is-loaded .hero__body > *:nth-child(5) { transition-delay: .40s; }

/* --- フェイルセーフ ---
   JSが途中で失敗しても、6秒後には必ず幕が消えて本編が見える状態にする */
.js .splash {
  animation: lv-failsafe-hide 0s linear 6s forwards;
}
.js .site-header,
.js .hero__body > *,
.js .hero__media {
  animation: lv-failsafe-show 0s linear 6s forwards;
}

@keyframes lv-failsafe-hide {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}
@keyframes lv-failsafe-show {
  to { opacity: 1; transform: none; }
}


/* ---------------------------------------------------------
   9. Community（匿名オープンチャット / community.html）
   --------------------------------------------------------- */
.chat-page {
  padding-top: calc(var(--header-h) + clamp(36px, 6vw, 72px));
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-head { margin-bottom: clamp(28px, 4vw, 44px); }
.page-head__title {
  font-size: clamp(1.7rem, 1.2rem + 2.2vw, 2.6rem);
}
.page-head__lead {
  margin-top: 20px;
  max-width: 46em;
  color: var(--c-text-mute);
  font-size: clamp(.88rem, .85rem + .2vw, .98rem);
  line-height: 2.1;
}
.page-head__lead strong { color: var(--c-ink); }

/* --- 参加中のプロフィール表示 --- */
.chat-me {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
  padding: 10px 10px 10px 14px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 999px;
}
/* hidden属性より display の指定が強いため、明示的に打ち消す */
.chat-me[hidden] { display: none; }

.chat-me__avatar {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px; height: 34px;
  background: var(--c-ink);
  color: #fff;
  border-radius: 50%;
  font-size: .86rem;
  font-weight: 700;
}
.chat-me__body { display: flex; flex-direction: column; line-height: 1.4; }
.chat-me__name { color: var(--c-ink); font-size: .86rem; font-weight: 700; }
.chat-me__school { color: var(--c-text-mute); font-size: .72rem; }
.chat-me__edit {
  padding: 7px 14px;
  background: var(--c-bg);
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  color: var(--c-ink);
  font-size: .72rem;
  font-weight: 700;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
.chat-me__edit:hover { background: var(--c-ink); color: #fff; }

/* --- レイアウト --- */
.chat-layout {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  gap: clamp(18px, 2vw, 26px);
  align-items: stretch;
}

/* --- ルーム一覧 --- */
.chat-rooms {
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}
.chat-rooms__label {
  margin-bottom: 12px;
  color: var(--c-text-mute);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.chat-rooms__list { display: grid; gap: 2px; }

.chat-room {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius);
  color: var(--c-text);
  text-align: left;
  transition: background-color .22s var(--ease), color .22s var(--ease);
}
.chat-room:hover { background: rgba(27, 29, 32, .06); }
.chat-room.is-active {
  background: var(--c-ink);
  color: #fff;
}
.chat-room__name { font-size: .87rem; font-weight: 700; letter-spacing: .03em; }
.chat-room__count {
  flex: none;
  color: var(--c-text-mute);
  font-family: var(--font-en);
  font-size: .72rem;
}
.chat-room.is-active .chat-room__count { color: rgba(255, 255, 255, .6); }

.chat-rooms__note {
  margin-top: auto;
  padding-top: 22px;
  color: var(--c-text-mute);
  font-size: .72rem;
  line-height: 1.85;
}

/* --- チャット本体 --- */
.chat-main {
  position: relative;
  display: flex;
  flex-direction: column;
  /* 参加フォームが収まる高さを確保する（下限を切ると送信ボタンが隠れます） */
  height: clamp(560px, 72vh, 820px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chat-main__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 20px clamp(18px, 2.2vw, 26px);
  border-bottom: 1px solid var(--c-line);
}
.chat-main__title { font-size: 1.02rem; letter-spacing: .04em; }
.chat-main__desc {
  margin-top: 6px;
  color: var(--c-text-mute);
  font-size: .78rem;
}
.chat-main__badge {
  flex: none;
  padding: 6px 13px;
  background: var(--c-bg-soft);
  border-radius: 999px;
  color: var(--c-ink);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
}

/* --- 発言リスト --- */
.chat-log {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(16px, 2vw, 24px) clamp(14px, 2vw, 22px);
  display: grid;
  align-content: start;
  gap: 4px;
}

.msg {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-lg);
}
.msg--mine { background: var(--c-bg-soft); }

.msg__avatar {
  display: grid;
  place-items: center;
  flex: none;
  width: 36px; height: 36px;
  background: var(--c-line);
  color: var(--c-ink);
  border-radius: 50%;
  font-size: .84rem;
  font-weight: 700;
}
.msg--mine .msg__avatar { background: var(--c-ink); color: #fff; }

.msg__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  margin-bottom: 5px;
}
.msg__name {
  color: var(--c-ink);
  font-size: .84rem;
  font-weight: 700;
}
.msg__school {
  padding: 2px 9px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  color: var(--c-text-mute);
  font-size: .66rem;
  letter-spacing: .03em;
}
.msg--mine .msg__school { background: var(--c-bg); }
.msg__time {
  color: var(--c-text-mute);
  font-family: var(--font-en);
  font-size: .68rem;
}
.msg__text {
  color: var(--c-text);
  font-size: .88rem;
  line-height: 1.95;
  white-space: pre-wrap;
}

/* --- 入力欄 --- */
.chat-form {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding: 14px clamp(14px, 2vw, 22px) 16px;
  border-top: 1px solid var(--c-line);
  background: var(--c-bg);
}
.chat-form__input {
  flex: 1;
  min-height: 50px;
  max-height: 132px;
  padding: 14px 16px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font: inherit;
  font-size: .88rem;
  line-height: 1.6;
  resize: none;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.chat-form__input:focus {
  outline: none;
  background: var(--c-bg);
  border-color: var(--c-ink);
}
.chat-form__input:disabled { opacity: .55; }
.chat-form__send { flex: none; min-height: 50px; padding-inline: 26px; }
.chat-form__send:disabled { opacity: .4; cursor: not-allowed; transform: none; }

/* --- 参加フォーム（チャットに重ねる） --- */
.chat-gate {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: clamp(12px, 2vw, 24px);
  background: rgba(255, 255, 255, .72);
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
}
/* JS有効時は、参加済みかどうかを判定するまで出さない（一瞬表示されるのを防ぐ）。
   JS無効時は判定できないため、そのまま表示して案内を読めるようにしておく。 */
.js .chat-gate { display: none; }
.chat-gate.is-ready { display: grid; }
.chat-gate[hidden] { display: none; }

.chat-gate__box {
  width: min(100%, 420px);
  max-height: 100%;
  overflow-y: auto;
  padding: clamp(22px, 2.4vw, 28px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.chat-gate__title { font-size: 1.25rem; }
.chat-gate__lead {
  margin-top: 12px;
  color: var(--c-text-mute);
  font-size: .82rem;
  line-height: 1.95;
}
.chat-gate__error {
  margin-top: 14px;
  color: #b3402c;
  font-size: .78rem;
  font-weight: 700;
}
.chat-gate__note {
  margin-top: 14px;
  color: var(--c-text-mute);
  font-size: .72rem;
  line-height: 1.8;
}

/* --- フォーム部品 --- */
.field { margin-top: 16px; }
.field__label {
  display: block;
  margin-bottom: 8px;
  color: var(--c-ink);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.field__input {
  width: 100%;
  min-height: 50px;
  padding: 13px 15px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font: inherit;
  font-size: .9rem;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.field__input:focus {
  outline: none;
  background: var(--c-bg);
  border-color: var(--c-ink);
}
.field__input::placeholder { color: var(--c-text-mute); opacity: .7; }
.field__help {
  margin-top: 8px;
  color: var(--c-text-mute);
  font-size: .72rem;
}

.chat-gate__box .btn { margin-top: 20px; }

.chat-disclaimer {
  margin-top: clamp(20px, 2.6vw, 30px);
  color: var(--c-text-mute);
  font-size: .74rem;
  line-height: 1.9;
}


/* ---------------------------------------------------------
  10. Contact（お問い合わせ / contact.html）
   --------------------------------------------------------- */
.contact-page {
  padding-top: calc(var(--header-h) + clamp(36px, 6vw, 72px));
  padding-bottom: clamp(56px, 8vw, 96px);
}

/* --- 窓口の切り替え --- */
.segmented {
  display: inline-flex;
  gap: 4px;
  margin-bottom: clamp(24px, 3vw, 36px);
  padding: 4px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 999px;
}
.segmented__btn {
  padding: 11px 26px;
  border-radius: 999px;
  color: var(--c-text-mute);
  font-size: .86rem;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
.segmented__btn:hover { color: var(--c-ink); }
.segmented__btn.is-active {
  background: var(--c-ink);
  color: #fff;
}

/* --- レイアウト --- */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(24px, 3.4vw, 52px);
  align-items: start;
}

.contact-main {
  padding: clamp(26px, 3vw, 40px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}

.form-panel[hidden] { display: none; }

/* --- フォーム --- */
.form__intro {
  padding: 16px 18px;
  background: var(--c-bg-soft);
  border-left: 3px solid var(--c-line-strong);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--c-text);
  font-size: .84rem;
  line-height: 1.95;
}
.form__intro--alert { border-left-color: var(--c-accent); }
.form__intro strong { color: var(--c-ink); }

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0 20px;
}

/* fieldset をフォーム部品として使うためのリセット */
fieldset.field {
  min-width: 0;
  margin: 16px 0 0;
  padding: 0;
  border: 0;
}

.req, .opt {
  margin-left: 6px;
  padding: 2px 7px;
  border-radius: 3px;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .06em;
  vertical-align: 2px;
}
.req { background: var(--c-ink); color: #fff; }
.opt { background: var(--c-bg-soft); border: 1px solid var(--c-line-strong); color: var(--c-text-mute); }

/* セレクト（矢印はインラインSVG。外部ファイルを使いません） */
.field__select,
.field__textarea {
  width: 100%;
  padding: 13px 15px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font: inherit;
  font-size: .9rem;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.field__select {
  min-height: 50px;
  padding-right: 42px;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2340454b' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.field__textarea {
  line-height: 1.9;
  resize: vertical;
}
.field__select:focus,
.field__textarea:focus {
  outline: none;
  background-color: var(--c-bg);
  border-color: var(--c-ink);
}

.field__input.is-invalid,
.field__select.is-invalid,
.field__textarea.is-invalid {
  border-color: #b3402c;
  background-color: #fdf6f5;
}

/* チェックボックス・ラジオ */
.choice {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  color: var(--c-text);
  font-size: .86rem;
  line-height: 1.7;
  cursor: pointer;
}
.choice input {
  flex: none;
  width: 18px; height: 18px;
  margin: 3px 0 0;
  accent-color: var(--c-ink);
  cursor: pointer;
}
.choice input.is-invalid { outline: 2px solid #b3402c; outline-offset: 2px; }

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 26px;
}

.form__error {
  margin-top: 18px;
  padding: 12px 16px;
  background: #fdf6f5;
  border: 1px solid #e8c4bc;
  border-radius: var(--radius);
  color: #a3341f;
  font-size: .82rem;
  font-weight: 700;
  line-height: 1.8;
}

.form__demo-note {
  margin-top: 24px;
  padding: 14px 16px;
  background: var(--c-bg-soft);
  border: 1px dashed var(--c-line-strong);
  border-radius: var(--radius);
  color: var(--c-text-mute);
  font-size: .76rem;
  line-height: 1.85;
}
.form__demo-note strong { color: var(--c-ink); }

.form .btn { margin-top: 22px; }

/* --- 送信後 --- */
.form-done {
  display: grid;
  justify-items: center;
  padding: clamp(30px, 4vw, 52px) 20px;
  text-align: center;
}
.form-done[hidden] { display: none; }
.form-done__mark {
  display: grid;
  place-items: center;
  width: 58px; height: 58px;
  margin-bottom: 22px;
  background: var(--c-ink);
  color: #fff;
  border-radius: 50%;
  font-size: 1.5rem;
}
.form-done__title { font-size: 1.35rem; }
.form-done__text {
  margin-top: 16px;
  color: var(--c-text-mute);
  font-size: .88rem;
  line-height: 2.05;
}
.form-done__text strong {
  color: var(--c-ink);
  font-family: var(--font-en);
  font-size: 1rem;
  letter-spacing: .06em;
}
.form-done__note {
  margin-top: 18px;
  color: var(--c-text-mute);
  font-size: .74rem;
}
.form-done .btn { margin-top: 26px; }

/* --- 補足情報 --- */
.contact-side {
  display: grid;
  gap: 16px;
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.info-card {
  padding: 22px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}
.info-card--alert {
  background: var(--c-bg);
  border-color: var(--c-accent);
}
.info-card__title {
  margin-bottom: 12px;
  font-size: .88rem;
  letter-spacing: .05em;
}
.info-card__text {
  color: var(--c-text-mute);
  font-size: .78rem;
  line-height: 1.95;
}
.info-card__text + .info-card__text { margin-top: 10px; }
.info-card__text strong { color: var(--c-ink); }

.info-card__list { display: grid; gap: 2px; }
.info-card__list a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--c-line);
  color: var(--c-ink);
  font-size: .8rem;
  font-weight: 700;
}
.info-card__list li:last-child a { border-bottom: 0; }
.info-card__list a:hover { color: var(--c-text-mute); }


/* ---------------------------------------------------------
  11. My page（会員登録・マイページ / mypage.html）
   --------------------------------------------------------- */
.mypage {
  padding-top: calc(var(--header-h) + clamp(36px, 6vw, 72px));
  padding-bottom: clamp(56px, 8vw, 96px);
}

/* --- 進行状況 --- */
.stepper {
  display: flex;
  gap: 6px;
  max-width: 720px;
  margin: 0 auto clamp(24px, 3vw, 36px);
}
.stepper__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-top: 12px;
  border-top: 2px solid var(--c-line);
  color: var(--c-text-mute);
  text-align: center;
}
.stepper__item.is-current { border-top-color: var(--c-ink); color: var(--c-ink); }
.stepper__item.is-done { border-top-color: var(--c-accent); }

.stepper__num {
  display: grid;
  place-items: center;
  width: 26px; height: 26px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  font-family: var(--font-en);
  font-size: .74rem;
  font-weight: 700;
}
.stepper__item.is-current .stepper__num {
  background: var(--c-ink); border-color: var(--c-ink); color: #fff;
}
.stepper__item.is-done .stepper__num {
  background: var(--c-accent); border-color: var(--c-accent); color: #fff;
}
.stepper__label { font-size: .7rem; font-weight: 700; letter-spacing: .02em; }

/* --- 登録カード --- */
.signup-card {
  max-width: 720px;
  margin-inline: auto;
  padding: clamp(26px, 3.2vw, 44px);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}
.step[hidden] { display: none; }
.step__title { font-size: clamp(1.15rem, 1rem + .6vw, 1.4rem); }
.step__lead {
  margin-top: 12px;
  color: var(--c-text-mute);
  font-size: .84rem;
  line-height: 1.95;
}
.step__lead + .field, .step__title + .field { margin-top: 24px; }

.step__actions { margin-top: 28px; }
.step__actions--split {
  display: flex;
  gap: 12px;
}
.step__actions--split .btn { flex: 1; margin-top: 0; }
.step__actions--split .btn:first-child { flex: 0 0 34%; }

.field__input--code {
  font-family: var(--font-en);
  font-size: 1.4rem;
  letter-spacing: .5em;
  text-align: center;
}

/* --- 選択カード（ラジオ） --- */
.choice-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
}
.choice-card {
  position: relative;
  display: flex;
  padding: 14px 16px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}
.choice-card:hover { border-color: var(--c-line-strong); }
.choice-card input {
  position: absolute;
  opacity: 0;
  width: 0; height: 0;
}
.choice-card__body { display: flex; flex-direction: column; gap: 4px; }
.choice-card__title {
  color: var(--c-ink);
  font-size: .86rem;
  font-weight: 700;
}
.choice-card__note {
  color: var(--c-text-mute);
  font-size: .72rem;
  line-height: 1.6;
}
.choice-card:has(input:checked) {
  background: var(--c-ink);
  border-color: var(--c-ink);
}
.choice-card:has(input:checked) .choice-card__title { color: #fff; }
.choice-card:has(input:checked) .choice-card__note { color: rgba(255, 255, 255, .62); }
.choice-card:has(input:focus-visible) { outline: 2px solid var(--c-accent); outline-offset: 2px; }

/* 条件つきで出す部分 */
.sub-block {
  margin-top: 8px;
  padding: 4px 18px 18px;
  background: var(--c-bg-soft);
  border-left: 3px solid var(--c-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.sub-block[hidden] { display: none; }

/* --- マイページ本体 --- */
.profile-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding: clamp(22px, 2.6vw, 32px);
  background: var(--c-ink);
  border-radius: var(--radius-lg);
  color: rgba(255, 255, 255, .7);
}
.profile-hero__avatar {
  display: grid;
  place-items: center;
  flex: none;
  width: 62px; height: 62px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 50%;
  color: #fff;
  font-size: 1.4rem;
  font-weight: 700;
}
.profile-hero__body { flex: 1 1 240px; }
.profile-hero__name {
  color: #fff;
  font-size: clamp(1.1rem, 1rem + .5vw, 1.4rem);
  font-weight: 700;
  line-height: 1.4;
}
.profile-hero__mail {
  margin-top: 4px;
  font-family: var(--font-en);
  font-size: .78rem;
}
.profile-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.profile-tag {
  padding: 4px 12px;
  background: rgba(255, 255, 255, .1);
  border-radius: 999px;
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
}
.profile-hero__no {
  flex: none;
  color: rgba(255, 255, 255, .5);
  font-size: .72rem;
  letter-spacing: .04em;
}
.profile-hero__no span { font-family: var(--font-en); }

.profile-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-top: 14px;
}
.pstat {
  padding: 18px 20px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}
.pstat dt {
  color: var(--c-text-mute);
  font-size: .72rem;
  letter-spacing: .06em;
}
.pstat dd {
  margin-top: 4px;
  color: var(--c-ink);
  font-size: .8rem;
  font-weight: 700;
}
.pstat dd span {
  font-family: var(--font-en);
  font-size: 1.7rem;
  letter-spacing: .01em;
}

.profile-block { margin-top: clamp(30px, 4vw, 48px); }
.profile-block__title {
  margin-bottom: 18px;
  font-size: 1.05rem;
  letter-spacing: .04em;
}
.profile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}


/* =========================================================
   Responsive — Tablet
   ========================================================= */
@media (max-width: 1023px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero__media {
    order: -1;
    aspect-ratio: 16 / 10;
  }
  .company,
  .news {
    grid-template-columns: 1fr;
  }
  .news .section__head { margin-bottom: clamp(28px, 4vw, 40px); }

  /* お問い合わせ：補足情報を下に回す */
  .contact-layout { grid-template-columns: 1fr; }
  .contact-side { position: static; }

  /* チャット：ルーム一覧を横スクロールのタブに切り替える */
  .chat-layout { grid-template-columns: 1fr; }

  .chat-rooms {
    padding: 14px 16px;
    background: var(--c-bg);
  }
  .chat-rooms__label,
  .chat-rooms__note { display: none; }

  .chat-rooms__list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .chat-rooms__list::-webkit-scrollbar { display: none; }
  .chat-rooms__list > li { flex: none; }

  .chat-room {
    width: auto;
    padding: 9px 16px;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    white-space: nowrap;
  }
  .chat-room.is-active { border-color: var(--c-ink); }
}


/* =========================================================
   Responsive — Mobile（ドロワーメニュー）
   ========================================================= */
@media (max-width: 899px) {

  .nav-toggle { display: block; }

  /* ドロワーはビューポート内に収める（スクロール不要で全項目を表示） */
  .gnav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h)); /* モバイルのURLバー分を考慮 */
    display: flex;
    padding: clamp(10px, 2vh, 26px) var(--gutter) clamp(16px, 3.4vh, 38px);
    background: var(--c-bg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .3s var(--ease), transform .3s var(--ease),
                visibility .3s var(--ease);
  }
  .gnav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .gnav__list {
    flex: 1;
    min-height: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  /* 主要4項目が残りの高さを等分するので、画面の高さが変わっても収まりきる */
  .gnav__list > li:not(.gnav__sub):not(.gnav__cta) {
    display: flex;
    flex: 1 1 0;
    min-height: 0;
    border-bottom: 1px solid var(--c-line);
  }
  .gnav__list > li:not(.gnav__sub) > a:not(.btn) {
    display: flex;
    align-items: center;
    width: 100%;
    padding: clamp(6px, 1.4vh, 18px) 4px;
    font-size: clamp(.95rem, 2.1vh, 1.12rem);
  }
  .gnav__list > li > a:not(.btn)::after { content: none; }

  /* 補助リンク（高さは内容ぶんだけ） */
  .gnav__sub {
    display: flex;
    flex: 0 0 auto;
    flex-wrap: wrap;
    gap: 8px 22px;
    padding-block: clamp(14px, 2.4vh, 22px);
  }
  .gnav__sub > a {
    color: var(--c-text-mute);
    font-size: clamp(.76rem, 1.6vh, .84rem);
    font-weight: 700;
    letter-spacing: .05em;
  }
  .gnav__sub > a:hover { color: var(--c-ink); }

  /* CTAは常に最下部 */
  .gnav__cta {
    display: block;
    flex: 0 0 auto;
    margin-top: auto;
  }
  .gnav__list .btn {
    width: 100%;
    min-height: clamp(48px, 7vh, 58px);
    font-size: .95rem;
  }
}

/* 横向きなど極端に低い画面のときだけ、スクロールを許可する保険 */
@media (max-width: 899px) and (max-height: 420px) {
  .gnav { overflow-y: auto; }
  .gnav__list > li:not(.gnav__sub):not(.gnav__cta) { flex: 0 0 auto; }
  .gnav__list > li:not(.gnav__sub) > a:not(.btn) { padding-block: 14px; }
  .gnav__cta { margin-top: 20px; }
}


@media (max-width: 599px) {
  body { font-size: 15px; }

  .hero__actions .btn,
  .cta__actions .btn { width: 100%; }

  .hero__stats {
    gap: 20px 32px;
  }

  .company__table th,
  .company__table td {
    display: block;
    width: auto;
    padding: 0 0 4px;
    border-bottom: 0;
  }
  .company__table th {
    padding-top: 18px;
    color: var(--c-text-mute);
    font-size: .74rem;
    letter-spacing: .1em;
  }
  .company__table td { padding-bottom: 18px; border-bottom: 1px solid var(--c-line); }

  .site-footer__inner { flex-direction: column; }

  /* お知らせ：日付＋カテゴリを1行目、本文を2行目に折り返す */
  .news__item > a {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: 8px;
    padding-block: 18px;
  }
  .news__text { grid-column: 1 / -1; }

  /* 料金プラン：スマホでは1枚ずつ縦積み */
  .plan-grid { grid-template-columns: 1fr; gap: 22px; }

  /* マイページ：ステップ表示と操作ボタンを縦向きに調整 */
  .stepper { gap: 4px; }
  .stepper__label { font-size: .6rem; letter-spacing: -.02em; }
  .signup-card { padding-inline: 18px; }
  .step__actions--split { flex-direction: column-reverse; }
  .step__actions--split .btn { flex: none; width: 100%; }
  .profile-hero__no { flex: 1 1 100%; }
  .profile-actions .btn { width: 100%; }

  /* お問い合わせ：切り替えタブを全幅に */
  .segmented { display: flex; width: 100%; }
  .segmented__btn { flex: 1; padding-inline: 12px; font-size: .8rem; }
  .contact-main { padding-inline: 18px; }

  /* チャット：画面の高さいっぱいを使う */
  .chat-main { height: clamp(440px, 72vh, 620px); }
  .chat-me { display: flex; width: 100%; }
  .chat-form { gap: 8px; padding-inline: 12px; }
  .chat-form__send { padding-inline: 18px; }
  .msg { padding: 10px 8px; gap: 10px; }
  .msg__avatar { width: 32px; height: 32px; font-size: .78rem; }
}


/* =========================================================
   Accessibility — reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}


/* =========================================================
   Print
   ========================================================= */
@media print {
  .site-header, .nav-toggle, .cta__actions, .hero__actions { display: none; }
  body { color: #000; }
}