/* Uniajito - 公開版フロントエンド */
/* エディトリアル：タイポグラフィ主役、非対称、人間味のあるレイアウト */
:root {
  --paper: #F7F4EC;
  --paper-deep: #EFE9DA;
  --card: #FFFFFF;
  --ink: #26282E;
  --ink-soft: #4B4E56;
  --muted: #8B867A;
  --vermillion: #A83A22;
  --vermillion-dark: #8A2E1B;
  --vermillion-soft: rgba(168, 58, 34, 0.08);
  --border: #E3DCC9;
  --border-soft: #EDE7D6;
  --radius: 14px;
  --shadow: 0 2px 14px rgba(38, 40, 46, 0.07);
  --shadow-sm: 0 1px 5px rgba(38, 40, 46, 0.05);
  --serif: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", Meiryo, sans-serif;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;
  /* 互換エイリアス */
  --text: #26282E;
  --primary: #A83A22;
  --primary-dark: #8A2E1B;
  --accent: #A83A22;
  --accent-dark: #8A2E1B;
  --navy: #26282E;
  --navy-light: #4B4E56;
  --bg: #F7F4EC;
  --like: #A83A22;
  --super: #A07C2C;
  --pass: #4B4E56;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--sans);
  background-color: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  -webkit-text-size-adjust: 100%;
}

body { min-height: 100vh; }

#app { max-width: 520px; margin: 0 auto; min-height: 100vh; }

.view { display: none; }
.view.active { display: block; }

/* ---------- 判子ロゴ（ミニマルな印影） ---------- */
.hanko {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--vermillion);
  color: #fff;
  font-family: var(--serif);
  font-weight: 700;
  border-radius: 4px;
  letter-spacing: 5px;
  text-indent: 5px;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.5);
  user-select: none;
}
.hanko-lg { font-size: 30px; padding: 14px 20px 14px 25px; }
.hanko-sm { font-size: 19px; padding: 10px 15px 10px 20px; }
.hanko-xs { font-size: 13px; padding: 6px 9px 6px 13px; letter-spacing: 3px; text-indent: 3px; }
/* ブランドロゴ（横長角印・ラテン文字用） */
.hanko-brand { letter-spacing: 3px; text-indent: 3px; font-size: 26px; padding: 14px 24px; }

/* 空状態のラベル */
.stamp-empty {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 10px;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  border: 1px solid var(--ink);
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 700;
  padding: 15px 38px;
  border-radius: 999px;
  text-decoration: none;
  text-align: center;
  font-family: var(--sans);
  letter-spacing: 2.5px;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-accent { background: var(--vermillion); border-color: var(--vermillion); color: #fff; }
.btn-accent:hover { background: var(--vermillion-dark); border-color: var(--vermillion-dark); }
.btn-primary { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn-primary:hover { background: #35383F; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--ink-soft); }
.btn-block { display: block; width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ============================================================
   エディトリアル・ランディング
   ============================================================ */

/* ヒーロー：左寄せ、縦書きの添え書き、大きな見出し */
.ed-hero {
  position: relative;
  padding: 84px 30px 44px;
}
.ed-side {
  writing-mode: vertical-rl;
  -webkit-writing-mode: vertical-rl;
  position: absolute;
  right: 16px;
  top: 92px;
  font-size: 11px;
  letter-spacing: 7px;
  color: var(--muted);
  margin: 0;
  font-weight: 600;
}
.ed-hero .hanko { margin-bottom: 46px; }
.ed-title {
  font-family: var(--serif);
  font-size: clamp(46px, 13.5vw, 70px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 3px;
  margin: 0 0 30px;
  text-align: left;
}
.ed-title .rough {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 12' preserveAspectRatio='none'%3E%3Cpath d='M2 8 Q 25 3, 50 7 T 98 6' fill='none' stroke='%23A83A22' stroke-width='3.5' stroke-linecap='round'/%3E%3C/svg%3E") bottom / 100% 0.32em no-repeat;
  padding-bottom: 0.12em;
}
.ed-lede {
  font-size: 15px;
  line-height: 2.25;
  color: var(--ink-soft);
  max-width: 33em;
  margin: 0 0 38px;
}
.ed-cta-row {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.ed-textlink {
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
  cursor: pointer;
  font-family: var(--sans);
  letter-spacing: 1.5px;
  padding: 0;
}
.ed-textlink:hover { color: var(--vermillion); }
.ed-fine {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.5px;
  margin: 0;
  line-height: 2;
}

/* セクション：ラベル＋線、余白に緩急 */
.ed-section {
  padding: 66px 30px 6px;
}
.ed-label {
  font-size: 11px;
  letter-spacing: 6px;
  text-indent: 1px;
  color: var(--vermillion);
  font-weight: 700;
  margin: 0 0 36px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.ed-label::after {
  content: "";
  height: 1px;
  width: 52px;
  background: var(--vermillion);
  opacity: 0.6;
}

/* 機能紹介：読み物風の章立て（カードグリッドにしない） */
.ed-chapter { margin: 0 0 46px; }
.ed-chapter:last-child { margin-bottom: 0; }
.ed-chapter h2 {
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 600;
  letter-spacing: 3px;
  margin: 0 0 12px;
}
.ed-num {
  display: block;
  font-size: 12px;
  letter-spacing: 5px;
  color: var(--muted);
  margin-bottom: 9px;
  font-family: var(--sans);
  font-weight: 700;
}
.ed-chapter p {
  font-size: 14.5px;
  line-height: 2.15;
  color: var(--ink-soft);
  margin: 0;
  max-width: 31em;
}

/* About：引用符風の大見出し＋エッセイ */
.ed-about .ed-quote {
  font-family: var(--serif);
  font-size: clamp(29px, 8.5vw, 39px);
  font-weight: 600;
  line-height: 1.75;
  letter-spacing: 2px;
  margin: 0 0 34px;
  padding-left: 20px;
  border-left: 3px solid var(--vermillion);
}
.ed-about p:not(.ed-label):not(.ed-quote) {
  font-size: 14.5px;
  line-height: 2.25;
  color: var(--ink-soft);
  margin: 0 0 18px;
  max-width: 33em;
}
.ed-about strong { color: var(--ink); }

/* イラスト：額縁風の角丸で和モダンに */
.ed-hero-illus,
.ed-chapter-illus,
.ed-about-illus {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 10px 28px rgba(38, 40, 46, 0.10);
}
.ed-hero-illus img,
.ed-chapter-illus img,
.ed-about-illus img {
  display: block;
  width: 100%;
  height: auto;
}
.ed-hero-illus { margin-top: 42px; }
.ed-chapter-illus { margin-top: 24px; width: 88%; }
.ed-about-illus { margin: 36px 0 6px; }
@media (max-width: 420px) {
  .ed-chapter-illus { width: 100%; }
}

/* はじめ方：散文的なステップ */
.ed-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}
.ed-steps li {
  padding: 0 0 26px;
  margin: 0 0 26px;
  border-bottom: 1px dashed var(--border);
}
.ed-steps li:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.ed-steps strong {
  display: block;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 2.5px;
  margin-bottom: 7px;
}
.ed-steps strong::before {
  content: "— ";
  color: var(--vermillion);
}
.ed-steps span {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 2.05;
}

/* 最後のCTA：右に寄せて非対称に */

/* 起業に役立つ本：散文的な書籍紹介（カードグリッドにしない） */
.ed-books-intro {
  font-size: 14.5px;
  line-height: 2.15;
  color: var(--ink-soft);
  margin: 0 0 40px;
  max-width: 31em;
}
.ed-book { margin: 0 0 44px; display: flex; gap: 20px; align-items: flex-start; }
.ed-book:last-of-type { margin-bottom: 0; }
.ed-book-cover { flex: 0 0 112px; display: block; }
.ed-book-cover img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
}
.ed-book-cover:hover { opacity: 0.85; }
.ed-book-body { flex: 1; min-width: 0; }
.ed-book h3 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 2px;
  margin: 0 0 8px;
}
.ed-book-dash { color: var(--vermillion); }
.ed-book h3 a { color: inherit; text-decoration: none; }
.ed-book h3 a:hover { color: var(--vermillion); }
.ed-book-author {
  display: block;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--muted);
  font-weight: 700;
  margin-top: 6px;
}
.ed-book p {
  font-size: 14px;
  line-height: 2.1;
  color: var(--ink-soft);
  margin: 0 0 8px;
  max-width: 31em;
}
.ed-book-price {
  font-size: 12.5px !important;
  letter-spacing: 1px;
  color: var(--muted) !important;
  margin: 0 0 10px !important;
}
.ed-book-link {
  font-size: 13.5px;
  color: var(--vermillion);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 700;
  letter-spacing: 1px;
}
.ed-book-link:hover { opacity: 0.75; }
.ed-books-note { margin-top: 34px; }
@media (max-width: 420px) {
  .ed-book { gap: 14px; }
  .ed-book-cover { flex-basis: 92px; }
}
.ed-final {
  padding: 92px 30px 46px 72px;
}
.ed-final .ed-label { margin-bottom: 10px; }
.ed-final h2 {
  font-family: var(--serif);
  font-size: clamp(38px, 11vw, 54px);
  font-weight: 700;
  letter-spacing: 4px;
  margin: 0 0 34px;
  line-height: 1.5;
}

.landing-footer {
  text-align: center;
  padding: 40px 24px 56px;
  font-size: 12px;
  color: var(--muted);
}
.landing-footer a { color: var(--muted); margin: 0 10px; text-decoration: none; }
.landing-footer a:hover { color: var(--ink-soft); }
.vx-footer-op { margin-top: 12px; font-size: 11px; letter-spacing: 1px; }

/* ---------- 認証 ---------- */
.auth-wrap { padding: 60px 24px 44px; }
.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 42px 28px 34px;
  text-align: center;
}
.auth-card h2 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 4px;
  text-indent: 4px;
  margin: 20px 0 8px;
}
.auth-card .sub { text-align: center; color: var(--muted); font-size: 13px; margin: 0 0 28px; letter-spacing: 1px; }
.auth-card form, .auth-card .form-error, .auth-card .form-ok { text-align: left; }
.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}
.auth-tabs button {
  flex: 1;
  border: none;
  background: none;
  padding: 13px 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--sans);
  letter-spacing: 2.5px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.auth-tabs button.active { color: var(--ink); border-bottom-color: var(--vermillion); }

/* ソーシャルログイン */
.oauth-row { display: grid; gap: 10px; margin-bottom: 22px; }
.oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  padding: 14px;
  font-size: 14.5px;
  font-weight: 700;
  font-family: var(--sans);
  letter-spacing: 1px;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.oauth-btn:hover { border-color: var(--ink-soft); box-shadow: var(--shadow-sm); }
.oauth-icon { flex-shrink: 0; }
.oauth-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 2px;
}
.oauth-divider::before, .oauth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}
.oauth-divider span { white-space: nowrap; }

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 8px; letter-spacing: 1px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 15px;
  font-size: 15px;
  font-family: var(--sans);
  background: #fff;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--ink-soft);
  box-shadow: 0 0 0 3px rgba(38, 40, 46, 0.06);
}
.field textarea { resize: vertical; min-height: 96px; line-height: 1.8; }
.field .hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.check-row { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; margin: 6px 0 20px; line-height: 1.8; }
.check-row input { margin-top: 5px; width: 17px; height: 17px; flex-shrink: 0; accent-color: var(--vermillion); }
.check-row a { color: var(--vermillion); font-weight: 700; }

.form-error {
  display: none;
  background: #FBF1EE;
  border: 1px solid #D8A08F;
  color: var(--vermillion-dark);
  font-size: 13.5px;
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 18px;
  line-height: 1.8;
}
.form-error.show { display: block; }
.form-ok {
  display: none;
  background: #F5F3EA;
  border: 1px solid var(--border);
  color: var(--ink);
  font-size: 13.5px;
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 18px;
  line-height: 1.8;
}
.form-ok.show { display: block; }
.back-link { display: block; text-align: center; margin-top: 22px; font-size: 13px; color: var(--muted); text-decoration: none; letter-spacing: 1px; }

/* ---------- アプリ共通 ---------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.app-header .header-sub { font-size: 11px; color: var(--muted); letter-spacing: 1.5px; }

.tab { display: none; padding: 22px 18px 120px; }
.tab.active { display: block; }
.tab h2 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 4px;
  text-indent: 4px;
  margin: 2px 0 20px;
}

#tabbar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 520px;
  background: rgba(247, 244, 236, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 30;
  padding-bottom: env(safe-area-inset-bottom);
}
#tabbar button {
  flex: 1;
  border: none;
  background: none;
  padding: 14px 4px 12px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--sans);
  position: relative;
}
#tabbar button.active { color: var(--vermillion); }
#tabbar button.active::after {
  content: "";
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--vermillion);
  border-radius: 50%;
}
.badge-dot {
  background: var(--vermillion);
  color: #fff;
  font-size: 10px;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  font-weight: 700;
}

/* ---------- 仲間探し ---------- */
#deck { position: relative; height: 480px; margin-bottom: 18px; }
.profile-card {
  position: absolute;
  inset: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  touch-action: pan-y;
  user-select: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.profile-card .pc-avatar {
  height: 200px;
  background: var(--paper-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-soft);
}
.avatar-initial {
  width: 88px;
  height: 88px;
  background: var(--vermillion);
  color: #fff;
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.profile-card .pc-body { padding: 22px 24px; flex: 1; overflow-y: auto; }
.profile-card .pc-name { font-size: 19px; font-weight: 700; margin: 0 0 4px; letter-spacing: 1px; }
.profile-card .pc-school { font-size: 12.5px; color: var(--muted); margin: 0 0 12px; letter-spacing: 1px; }
.profile-card .pc-bio { font-size: 14px; margin: 0 0 14px; white-space: pre-wrap; line-height: 1.9; color: var(--ink-soft); }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: 12px;
  background: var(--paper);
  border: 1px solid var(--border);
  color: var(--ink-soft);
  padding: 5px 13px;
  border-radius: 999px;
  font-weight: 600;
}
.tag.interest { background: var(--vermillion-soft); border-color: transparent; color: var(--vermillion-dark); }
.swipe-actions { display: flex; justify-content: center; align-items: center; gap: 20px; }
.swipe-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 1px solid var(--border);
  font-size: 22px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  background: #fff;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--sans);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.swipe-btn:active { transform: scale(0.94); }
.swipe-btn.pass { color: var(--muted); }
.swipe-btn.super { color: #8A6D1F; width: 52px; height: 52px; font-size: 18px; background: #FCF8EC; }
.swipe-btn.like { color: #fff; background: var(--vermillion); border-color: var(--vermillion); width: 72px; height: 72px; font-size: 26px; }
.deck-empty {
  text-align: center;
  padding: 72px 24px;
  color: var(--muted);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  font-size: 13.5px;
  line-height: 2;
}

/* ---------- マッチ・チャット ---------- */
.match-row {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  width: 100%;
  text-align: left;
  font-family: var(--sans);
  color: var(--ink);
}
.match-row .m-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--vermillion);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.match-row .m-avatar span {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  color: #fff;
}
.match-row .m-info { flex: 1; min-width: 0; }
.match-row .m-name { font-weight: 700; font-size: 15px; }
.match-row .m-preview { font-size: 13px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.empty-box {
  text-align: center;
  color: var(--muted);
  padding: 60px 22px;
  font-size: 13.5px;
  line-height: 2;
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

#chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 14px;
}
#chat-header .back-btn {
  border: none;
  background: none;
  font-size: 19px;
  cursor: pointer;
  color: var(--ink);
  padding: 6px;
}
#chat-header .c-name { font-weight: 700; font-size: 15px; }
#chat-header .c-sub { font-size: 12px; color: var(--muted); }
#chat-messages {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 300px;
  max-height: 52vh;
  overflow-y: auto;
  padding: 4px 2px 8px;
}
.msg { max-width: 78%; padding: 11px 16px; border-radius: 18px; font-size: 14.5px; white-space: pre-wrap; word-break: break-word; line-height: 1.8; }
.msg.me { align-self: flex-end; background: var(--vermillion); color: #fff; border-bottom-right-radius: 6px; }
.msg.them { align-self: flex-start; background: var(--card); border: 1px solid var(--border); border-bottom-left-radius: 6px; }
.msg .m-time { display: block; font-size: 10.5px; opacity: 0.65; margin-top: 4px; }
#chat-form { display: flex; gap: 8px; margin-top: 12px; }
#chat-form input {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 13px 18px;
  font-size: 15px;
  font-family: var(--sans);
  background: #fff;
  color: var(--ink);
}
#chat-form input:focus { outline: none; border-color: var(--ink-soft); }
#chat-form button {
  border: 1px solid var(--vermillion);
  border-radius: 999px;
  background: var(--vermillion);
  color: #fff;
  padding: 0 24px;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--sans);
  letter-spacing: 1px;
}

/* ---------- アイデア掲示板 ---------- */
.idea-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 28px 24px 24px;
  margin-bottom: 22px;
}
.idea-form h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 2.5px;
  margin: 0 0 18px;
}
.idea-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  margin-bottom: 14px;
}
.idea-card .i-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  background: var(--vermillion-soft);
  color: var(--vermillion-dark);
  padding: 5px 13px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.idea-card h3 { margin: 0 0 8px; font-size: 16px; font-weight: 700; letter-spacing: 0.5px; }
.idea-card .i-desc { font-size: 13.5px; color: var(--ink-soft); margin: 0 0 12px; white-space: pre-wrap; line-height: 1.9; }
.idea-card .i-meta { font-size: 12px; color: var(--muted); margin-bottom: 14px; letter-spacing: 0.5px; }
.interest-btn {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: var(--sans);
  letter-spacing: 1px;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.interest-btn.on {
  border-color: var(--vermillion);
  color: #fff;
  background: var(--vermillion);
}

/* ---------- マイページ ---------- */
.mypage-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 26px 24px;
  margin-bottom: 16px;
}
.mypage-card h3 {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 2.5px;
  margin: 0 0 18px;
}
.link-list { display: flex; flex-direction: column; }
.link-list button, .link-list a {
  border: none;
  background: none;
  text-align: left;
  padding: 15px 4px;
  font-size: 14px;
  color: var(--ink);
  border-bottom: 1px solid var(--border-soft);
  cursor: pointer;
  text-decoration: none;
  font-family: var(--sans);
  display: block;
  width: 100%;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.link-list button:last-child, .link-list a:last-child { border-bottom: none; }
.link-list .danger { color: var(--vermillion); }

/* ---------- モーダル・トースト ---------- */
#modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(38, 40, 46, 0.45);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
#modal-overlay.show { display: flex; }
.modal {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 16px 48px rgba(38, 40, 46, 0.18);
  padding: 44px 30px 32px;
  text-align: center;
  max-width: 360px;
  width: 100%;
  animation: fadeUp 0.28s ease;
}
@keyframes fadeUp { from { transform: translateY(12px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal .hanko { margin-bottom: 18px; }
.modal h3 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 3px;
  margin: 0 0 10px;
}
.modal p { font-size: 13.5px; color: var(--ink-soft); margin: 0 0 24px; line-height: 1.9; }
.modal .btn-row { display: flex; gap: 10px; }
.modal .btn-row .btn { flex: 1; padding: 13px 10px; font-size: 14px; }

#toast {
  position: fixed;
  bottom: 96px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--ink);
  color: #fff;
  padding: 13px 24px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 200;
  max-width: 90%;
  text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 法務ページ ---------- */
.legal-wrap { padding: 36px 20px 72px; max-width: 680px; margin: 0 auto; }
.legal-wrap .legal-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 40px 32px;
}
.legal-wrap h1 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 4px;
  margin: 0 0 8px;
}
.legal-wrap .legal-date { font-size: 12px; color: var(--muted); margin-bottom: 24px; letter-spacing: 0.5px; }
.legal-wrap h2 {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1.5px;
  margin: 30px 0 10px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.legal-wrap p, .legal-wrap li { font-size: 13.5px; line-height: 2; color: var(--ink-soft); }
.legal-wrap ol, .legal-wrap ul { padding-left: 22px; }
.legal-wrap li { margin-bottom: 8px; }
.legal-back { display: inline-block; margin-bottom: 18px; color: var(--ink-soft); text-decoration: none; font-size: 13.5px; letter-spacing: 1px; }
.legal-back:hover { color: var(--ink); }
.legal-note { font-size: 12px; color: var(--muted); margin-top: 28px; line-height: 1.9; }
.legal-head { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }

.loading { text-align: center; padding: 64px 20px; color: var(--muted); font-size: 13.5px; letter-spacing: 1px; }
.spinner {
  width: 34px;
  height: 34px;
  margin: 0 auto 14px;
  border: 3px solid var(--border);
  border-top-color: var(--vermillion);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 560px) {
  .ed-title { font-size: 72px; }
  #deck { height: 520px; }
  .legal-wrap .legal-card { padding: 48px 44px; }
}

/* ============================================================
   ビビッド・コーポレート・ランディング（vx-）
   大企業のホームページのような、写真主役・色大胆・賑やかな印象
   ============================================================ */

html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }

#vx-features, #vx-about, #vx-steps, #vx-books { scroll-margin-top: 118px; }

/* #app の 520px 制限を突破して画面いっぱいに広げる */
.vx-hero, .vx-band, .vx-about, .vx-final, .vx-header, .vx-photo {
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}
.vx-constrain { max-width: 720px; margin: 0 auto; }

/* ---- ヘッダー：大きくはっきり ---- */
.vx-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(247, 244, 236, 0.97);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 3px solid var(--vermillion);
}
.vx-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  max-width: 720px;
  margin: 0 auto;
}
.vx-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.vx-brand-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: 2px;
}
.vx-header-cta { padding: 11px 24px; font-size: 13px; }
.vx-nav {
  display: flex;
  overflow-x: auto;
  padding: 0 14px 12px;
  max-width: 720px;
  margin: 0 auto;
  scrollbar-width: none;
}
.vx-nav::-webkit-scrollbar { display: none; }
.vx-nav a {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--paper-deep);
  margin-right: 8px;
  border: 1px solid var(--border);
}
.vx-nav a:active { background: var(--vermillion); border-color: var(--vermillion); color: #fff; }

/* ---- ヒーロー：フルブリード写真＋白抜き大見出し ---- */
.vx-hero {
  position: relative;
  min-height: 94svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: #141416;
}
.vx-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.vx-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(8, 8, 10, 0.90) 0%,
    rgba(8, 8, 10, 0.50) 42%,
    rgba(8, 8, 10, 0.12) 72%,
    rgba(8, 8, 10, 0.30) 100%);
}
.vx-hero-inner {
  position: relative;
  z-index: 1;
  padding: 48px 24px 60px;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
}
.vx-chip {
  display: inline-block;
  background: var(--vermillion);
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 9px 18px;
  border-radius: 4px;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}
.vx-hero-title {
  font-family: var(--serif);
  font-size: clamp(42px, 11.5vw, 68px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 2px;
  color: #fff;
  margin: 0 0 18px;
  text-shadow: 0 2px 22px rgba(0, 0, 0, 0.55);
}
.vx-hero-lede {
  color: rgba(255, 255, 255, 0.93);
  font-size: 15px;
  line-height: 2.1;
  margin: 0 0 30px;
  max-width: 30em;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.6);
}
.vx-hero-cta { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.vx-btn-xl {
  padding: 19px 54px;
  font-size: 17px;
  letter-spacing: 3px;
  box-shadow: 0 10px 28px rgba(168, 58, 34, 0.50);
}
.vx-login-link {
  background: none;
  border: none;
  cursor: pointer;
  color: #fff;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 2px;
  text-decoration: underline;
  text-underline-offset: 5px;
  font-family: var(--sans);
  padding: 0;
}
.vx-hero-fine {
  color: rgba(255, 255, 255, 0.78);
  font-size: 12.5px;
  margin: 20px 0 0;
  letter-spacing: 1px;
}

/* ---- 朱色の帯：大胆なメッセージ ---- */
.vx-band {
  background: var(--vermillion);
  color: #fff;
  padding: 52px 24px;
}
.vx-band-main {
  font-family: var(--serif);
  font-size: clamp(32px, 9vw, 48px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 2px;
  margin: 0 0 14px;
}
.vx-band-sub {
  font-size: 14.5px;
  letter-spacing: 1px;
  margin: 0;
  opacity: 0.93;
  line-height: 2;
}

/* ---- セクション見出し：赤チップ ---- */
.vx-section { padding: 60px 0 10px; }
.vx-kicker { margin: 0 0 30px; padding: 0 24px; }
.vx-kicker span {
  display: inline-block;
  background: var(--vermillion);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 4px;
  text-indent: 4px;
  padding: 10px 22px;
  border-radius: 4px;
}

/* ---- 機能紹介：写真ドーン＋太字見出し ---- */
.vx-feature { margin: 0 0 56px; }
.vx-feature:last-child { margin-bottom: 0; }
.vx-photo { margin: 0; overflow: hidden; }
.vx-photo img { display: block; width: 100%; height: auto; }
.vx-feature-body { padding: 24px 24px 0; max-width: 720px; margin: 0 auto; }
.vx-feature-body h2 {
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 700;
  letter-spacing: 2px;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.vx-fnum {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #fff;
  background: var(--ink);
  padding: 6px 12px;
  border-radius: 4px;
}
.vx-feature-body p {
  font-size: 15px;
  line-height: 2.15;
  color: var(--ink-soft);
  margin: 0;
}

/* ---- About：黒で引き締め ---- */
.vx-about {
  background: #1E2025;
  color: #F7F4EC;
  padding: 64px 0 68px;
  margin-top: 60px;
}
.vx-kicker-dark { padding: 0 24px; }
.vx-about-quote {
  font-family: var(--serif);
  font-size: clamp(32px, 9.5vw, 46px);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 2px;
  margin: 0;
  padding: 0 24px;
  color: #fff;
}
.vx-about .vx-photo { margin: 32px 0; }
.vx-about-body { padding: 0 24px; }
.vx-about-body p {
  font-size: 15px;
  line-height: 2.25;
  color: rgba(247, 244, 236, 0.88);
  margin: 0 0 18px;
}
.vx-about-body p:last-child { margin-bottom: 0; }
.vx-about-body strong { color: #fff; }

/* ---- はじめ方：太い番号ステップ ---- */
.vx-steps { list-style: none; margin: 0; padding: 0 24px; max-width: 720px; }
.vx-steps li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 2px solid var(--border);
}
.vx-steps li:last-child { border-bottom: none; }
.vx-stepnum {
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--vermillion);
  color: #fff;
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(168, 58, 34, 0.30);
}
.vx-steps strong {
  display: block;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.vx-steps li div span {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 2.05;
  display: block;
}

/* ---- 最終CTA：朱色ベタ塗り ---- */
.vx-final {
  background: var(--vermillion);
  color: #fff;
  padding: 68px 24px 76px;
  margin-top: 60px;
}
.vx-kicker-light { padding: 0; margin-bottom: 14px; }
.vx-kicker-light span { background: #fff; color: var(--vermillion); }
.vx-final h2 {
  font-family: var(--serif);
  font-size: clamp(42px, 12vw, 60px);
  font-weight: 700;
  letter-spacing: 3px;
  margin: 0 0 34px;
  color: #fff;
  line-height: 1.4;
}
.vx-btn-light {
  background: #fff;
  border-color: #fff;
  color: var(--vermillion);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
}
.vx-btn-light:hover { background: var(--paper); border-color: var(--paper); }
.vx-final-fine {  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  margin: 22px 0 0;
  letter-spacing: 1px;
}

/* ===== コラム（一覧・記事共通） ===== */
#vx-column { scroll-margin-top: 118px; }
.vx-col-list { display: grid; gap: 14px; padding: 0 24px 20px; }
.vx-col-card {
  display: block; text-decoration: none; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 20px 22px; position: relative;
}
.vx-col-card:hover { border-color: var(--vermillion); }
.vx-col-card h3 { margin: 0 0 8px; font-size: 17px; letter-spacing: 1px; padding-right: 28px; }
.vx-col-card p { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.8; padding-right: 28px; }
.vx-col-card::after {
  content: "→"; position: absolute; right: 18px; top: 50%;
  transform: translateY(-50%); color: var(--vermillion); font-size: 20px;
}
.vx-col-more { text-align: center; padding: 6px 24px 0; }
.vx-col-more a { color: var(--vermillion); font-size: 14px; letter-spacing: 1px; }

/* ---- 診断バナー ---- */
.dg-banner {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--paper-deep);
  border: 2px solid var(--vermillion);
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
}
.dg-banner:hover { background: var(--vermillion-soft); }
.dg-banner-chip {
  display: inline-block;
  background: var(--vermillion);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  padding: 6px 16px;
  border-radius: 999px;
  margin: 0 0 14px;
}
.dg-banner h2 {
  font-family: var(--serif);
  font-size: 26px;
  letter-spacing: 3px;
  margin: 0 0 12px;
  color: var(--ink);
}
.dg-banner p { font-size: 14px; line-height: 2; color: var(--ink-soft); margin: 0 0 20px; }
.dg-banner .btn { display: inline-block; }

/* ===== コラム記事ページ ===== */
.col-article { padding: 34px 0 10px; }
.col-crumb { font-size: 12px; color: var(--muted); margin: 0 0 18px; padding: 0 24px; letter-spacing: 1px; }
.col-crumb a { color: var(--vermillion); text-decoration: none; }
.col-title { font-size: clamp(24px, 6vw, 34px); letter-spacing: 2px; line-height: 1.6; margin: 0 0 14px; padding: 0 24px; }
.col-meta { font-size: 12px; color: var(--muted); margin: 0 0 30px; padding: 0 24px; letter-spacing: 1px; }
.col-body { font-size: 15px; line-height: 2.1; color: var(--ink-soft); }
.col-body > * { padding-left: 24px; padding-right: 24px; }
.col-body h2 {
  font-size: 21px; letter-spacing: 2px; margin: 52px 0 18px; color: var(--ink);
  border-left: 4px solid var(--vermillion); padding-left: 18px;
}
.col-body h3 { font-size: 17px; letter-spacing: 1px; margin: 34px 0 12px; color: var(--ink); }
.col-body p { margin: 0 0 18px; }
.col-body ul, .col-body ol { margin: 0 0 20px; }
.col-body li { margin-bottom: 10px; }
.col-body a { color: var(--vermillion); }
.col-lead { font-size: 16px; color: var(--ink); border-bottom: 1px solid var(--line); padding-bottom: 26px; margin-bottom: 10px; }
.col-cta {
  background: var(--ink); color: #fff; border-radius: 12px;
  padding: 30px 26px; margin: 44px 24px 10px; text-align: center;
}
.col-cta p { margin: 0 0 18px; font-size: 15px; line-height: 1.9; color: #fff; }
.col-cta .btn { display: inline-block; text-decoration: none; }
.col-related { display: grid; gap: 12px; padding: 0 24px 60px; }
.col-related a {
  display: block; text-decoration: none; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; padding: 14px 18px; font-size: 14px;
  background: #fff;
}
.col-related a:hover { border-color: var(--vermillion); }

/* ===== 起業適性診断 ===== */
.dg-wrap { max-width: 720px; margin: 0 auto; padding: 30px 24px 70px; }
.dg-title {
  font-family: var(--serif);
  font-size: clamp(30px, 8vw, 42px);
  font-weight: 700;
  letter-spacing: 3px;
  margin: 0 0 18px;
  line-height: 1.5;
}
.dg-lead { font-size: 15px; line-height: 2.1; color: var(--ink-soft); margin: 0 0 24px; }
.dg-points { list-style: none; margin: 0 0 30px; padding: 0; display: flex; gap: 10px; flex-wrap: wrap; }
.dg-points li {
  font-size: 13px; letter-spacing: 1px; color: var(--ink-soft);
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 16px;
  background: #fff;
}
.dg-start { margin-top: 6px; }

/* 質問 */
.dg-progress { height: 6px; background: var(--border-soft); border-radius: 999px; overflow: hidden; margin: 6px 0 22px; }
.dg-progress span { display: block; height: 100%; width: 0; background: var(--vermillion); border-radius: 999px; transition: width 0.25s ease; }
.dg-qnum { font-size: 13px; font-weight: 700; letter-spacing: 3px; color: var(--vermillion); margin: 0 0 12px; }
.dg-question {
  font-family: var(--serif);
  font-size: clamp(20px, 5.5vw, 26px);
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.7;
  margin: 0 0 26px;
}
.dg-opts { display: grid; gap: 12px; }
.dg-opt {
  display: block; width: 100%; text-align: left;
  font-family: var(--sans); font-size: 15px; font-weight: 600; letter-spacing: 1px;
  color: var(--ink); background: #fff;
  border: 2px solid var(--border); border-radius: 12px;
  padding: 18px 20px; cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  line-height: 1.7;
}
.dg-opt:hover { border-color: var(--vermillion); background: var(--vermillion-soft); }
.dg-opt:active { transform: scale(0.99); }

/* 結果 */
.dg-result-label { font-size: 13px; font-weight: 700; letter-spacing: 4px; color: var(--muted); margin: 0 0 16px; text-align: center; }
.dg-type-card {
  background: #fff; border: 2px solid var(--vermillion); border-radius: 16px;
  padding: 34px 26px; text-align: center; margin: 0 0 20px;
  box-shadow: var(--shadow);
}
.dg-type-badge {
  display: inline-block; background: var(--vermillion); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: 4px; text-indent: 4px;
  padding: 8px 20px; border-radius: 4px; margin: 0 0 18px;
}
.dg-type-name {
  font-family: var(--serif); font-size: clamp(28px, 8vw, 38px); font-weight: 700;
  letter-spacing: 3px; margin: 0 0 8px; color: var(--ink);
}
.dg-type-catch { font-size: 14px; font-weight: 700; letter-spacing: 2px; color: var(--vermillion); margin: 0 0 18px; }
.dg-type-desc { font-size: 15px; line-height: 2.1; color: var(--ink-soft); margin: 0; text-align: left; }
.dg-advice {
  background: var(--paper-deep); border-radius: 14px;
  padding: 26px 24px; margin: 0 0 26px;
}
.dg-advice h3 { font-size: 15px; letter-spacing: 2px; margin: 0 0 14px; color: var(--ink); }
.dg-advice h3::before { content: "— "; color: var(--vermillion); }
.dg-advice p { font-size: 14.5px; line-height: 2.1; color: var(--ink-soft); margin: 0 0 14px; }
.dg-match { margin: 0 !important; font-size: 14px !important; }
.dg-match strong { color: var(--vermillion); }
.dg-retry { margin-top: 12px; }
.dg-share {
  display: block; text-align: center; margin-top: 18px;
  font-size: 13.5px; letter-spacing: 1px; color: var(--ink-soft); text-decoration: underline;
  text-underline-offset: 4px;
}

/* トップページの診断バナー */
.dg-banner {
  display: block; text-decoration: none; color: #fff;
  background: var(--ink); border-radius: 16px;
  padding: 38px 28px; margin: 0 24px; text-align: center;
  box-shadow: var(--shadow);
}
.dg-banner:hover { text-decoration: none; }
.dg-banner-chip {
  display: inline-block; background: var(--vermillion); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: 4px; text-indent: 4px;
  padding: 8px 20px; border-radius: 4px; margin: 0 0 16px;
}
.dg-banner h2 {
  font-family: var(--serif); font-size: clamp(26px, 7vw, 34px); font-weight: 700;
  letter-spacing: 2px; margin: 0 0 12px; color: #fff; line-height: 1.6;
}
.dg-banner p { font-size: 14px; line-height: 2; color: rgba(255, 255, 255, 0.85); margin: 0 0 22px; }
.dg-banner .btn { pointer-events: none; }

/* 紹介制度（リファラル） */
.ref-card .ref-lead { font-size: 13.5px; line-height: 1.9; color: var(--ink-soft); margin: 0 0 16px; }
.ref-invited-note {
  font-size: 13px; font-weight: 700; color: var(--vermillion-dark);
  background: var(--vermillion-soft); border-radius: 8px;
  padding: 10px 14px; margin: 0 0 16px;
}
.ref-code-row { display: flex; gap: 8px; }
.ref-code-row input {
  flex: 1; min-width: 0; font-family: monospace; font-weight: 700;
  letter-spacing: 1px; background: var(--paper);
}
.ref-code-row .btn { white-space: nowrap; }
.ref-share-row { display: flex; gap: 8px; margin: 4px 0 14px; flex-wrap: wrap; }
.ref-share-row .btn { flex: 1; text-align: center; text-decoration: none; }
.ref-stats { font-size: 13.5px; color: var(--ink-soft); margin: 0; }
.ref-stats strong { font-size: 18px; color: var(--vermillion-dark); }
.ref-badge {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: 1px;
  background: var(--vermillion); color: #fff; border-radius: 999px;
  padding: 4px 12px; margin-left: 8px; vertical-align: middle;
}
.ref-badge:empty { display: none; }
.tag.ref-tag {
  background: var(--vermillion-soft); border-color: transparent;
  color: var(--vermillion-dark);
}
.vx-hero-ref {
  margin-top: 10px; font-size: 13px; color: rgba(255, 255, 255, 0.92);
  background: rgba(0, 0, 0, 0.35); display: inline-block;
  padding: 8px 16px; border-radius: 999px;
}
.vx-hero-ref strong { letter-spacing: 1px; }

/* ---------- 法人向けページ（business.html） ---------- */
.bz-wrap { max-width: 720px; margin: 0 auto; padding: 30px 24px 70px; }
.bz-title {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(30px, 7.5vw, 42px); line-height: 1.5;
  margin: 0 0 20px; color: var(--ink);
}
.bz-lead { font-size: 15px; line-height: 2.1; color: var(--ink-soft); margin: 0 0 28px; }
.bz-cta { margin-bottom: 8px; }
.bz-sec { margin-top: 56px; }
.bz-h2 {
  font-family: var(--serif); font-weight: 700; font-size: 23px;
  margin: 0 0 20px; padding-bottom: 12px;
  border-bottom: 2px solid var(--vermillion); color: var(--ink);
}
.bz-pain { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.bz-pain li {
  background: var(--card); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 18px 20px;
  font-size: 14px; line-height: 2; color: var(--ink-soft);
  box-shadow: var(--shadow-sm);
}
.bz-pain strong { color: var(--ink); font-size: 15.5px; }
.bz-cards { display: grid; gap: 14px; }
.bz-card {
  background: var(--card); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 22px 22px 24px;
  box-shadow: var(--shadow-sm);
}
.bz-card-num {
  font-family: var(--serif); font-weight: 700; font-size: 13px;
  letter-spacing: 4px; color: var(--vermillion); margin: 0 0 8px;
}
.bz-card h3 { font-family: var(--serif); font-size: 19px; margin: 0 0 10px; color: var(--ink); }
.bz-card p { font-size: 14px; line-height: 2; color: var(--ink-soft); margin: 0; }
.bz-price {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px 24px; margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.bz-price-name {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px;
  background: var(--vermillion); color: #fff; border-radius: 999px;
  padding: 5px 16px; margin: 0 0 14px;
}
.bz-price-val { font-family: var(--serif); font-weight: 700; font-size: 27px; color: var(--ink); margin: 0 0 14px; }
.bz-price-val span { font-size: 14px; font-family: var(--sans); font-weight: 400; color: var(--muted); }
.bz-price-list { list-style: none; margin: 0; padding: 0; }
.bz-price-list li {
  font-size: 14px; line-height: 1.9; color: var(--ink-soft);
  padding-left: 22px; position: relative; margin-bottom: 6px;
}
.bz-price-list li::before {
  content: "✓"; position: absolute; left: 0; color: var(--vermillion); font-weight: 700;
}
.bz-note { font-size: 12.5px; color: var(--muted); line-height: 1.9; margin: 14px 0 24px; }
.bz-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: bzstep; }
.bz-steps li {
  background: var(--card); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 18px 20px 18px 64px;
  font-size: 14px; line-height: 2; color: var(--ink-soft);
  position: relative; box-shadow: var(--shadow-sm); counter-increment: bzstep;
}
.bz-steps li::before {
  content: counter(bzstep); position: absolute; left: 20px; top: 16px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--vermillion); color: #fff;
  font-family: var(--serif); font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}
.bz-steps strong { color: var(--ink); font-size: 15.5px; }
.bz-contact {
  background: var(--vermillion-soft); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 24px; text-align: center;
}
.bz-contact .bz-h2 { border-bottom: none; padding-bottom: 0; }

/* ---------- 大学・エリア検索フィルター ---------- */
.search-filter {
  background: var(--card, #fff);
  border: 1px solid var(--border);
  border-radius: var(--radius, 12px);
  padding: 16px;
  margin-bottom: 18px;
}
.sf-quick { display: flex; gap: 8px; margin-bottom: 12px; }
.sf-btn {
  flex: 1;
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 9px 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  font-family: var(--sans);
  cursor: pointer;
}
.sf-btn.active {
  background: var(--vermillion);
  border-color: var(--vermillion);
  color: #fff;
}
.sf-row { display: grid; gap: 10px; }
.sf-row input, .sf-row select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: var(--sans);
  background: #fff;
  color: var(--ink);
}
.sf-row input:focus, .sf-row select:focus {
  outline: none;
  border-color: var(--ink-soft);
}
.sf-count {
  margin: 10px 0 0;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: 1px;
}
.profile-card .pc-area {
  font-size: 12.5px;
  color: var(--muted);
  margin: -8px 0 12px;
  letter-spacing: 1px;
}

/* ===== スキルタグマッチング ===== */
.sk-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.sk-chip { cursor: pointer; }
.sk-chip input { position: absolute; opacity: 0; pointer-events: none; }
.sk-chip span {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--ink-soft);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.sk-chip input:checked + span {
  background: var(--vermillion);
  border-color: var(--vermillion);
  color: #fff;
}
.sk-chip input:focus-visible + span { outline: 2px solid var(--vermillion); outline-offset: 2px; }
.tag.wanted {
  background: transparent;
  border: 1px dashed var(--vermillion);
  color: var(--vermillion-dark);
}
.sk-filter-row { display: flex; gap: 10px; }
.sk-filter-row .field { flex: 1; min-width: 0; }
.sk-filter-row select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13.5px;
  background: #fff;
  color: var(--ink-soft);
  font-family: var(--sans);
}
.sk-score {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  background: var(--vermillion);
  color: #fff;
  padding: 3px 10px;
  border-radius: 999px;
  vertical-align: middle;
  letter-spacing: 0.5px;
}

/* ---------- アイデアランキング ---------- */
.idea-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 18px 0 14px;
}
.idea-tab {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: var(--sans);
  letter-spacing: 0.5px;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.idea-tab.active {
  background: var(--vermillion);
  border-color: var(--vermillion);
  color: #fff;
}
.idea-card {
  position: relative;
}
.rank-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--border);
  color: var(--ink-soft);
}
.rank-badge.rank-1 { background: #d4a017; color: #fff; }
.rank-badge.rank-2 { background: #9aa0a6; color: #fff; }
.rank-badge.rank-3 { background: #b0764a; color: #fff; }

/* ---------- トップページ：人気のアイデア ---------- */
.vx-sec-title {
  text-align: center;
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 1px;
  margin: 6px 0 22px;
}
.popular-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 26px;
}
.popular-card {
  position: relative;
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  text-decoration: none;
  color: inherit;
}
.popular-card h3 {
  margin: 8px 40px 8px 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.popular-card p {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.8;
  margin: 0 0 12px;
}
.popular-card .i-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  background: var(--vermillion-soft);
  color: var(--vermillion-dark);
  padding: 5px 13px;
  border-radius: 999px;
  margin-bottom: 6px;
}
.popular-card .rank-badge {
  top: 12px;
  right: 12px;
}
.popular-likes {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--vermillion);
  letter-spacing: 0.5px;
}
.vx-center { text-align: center; }
@media (max-width: 720px) {
  .popular-grid { grid-template-columns: 1fr; }
}

/* ---------- ビジコンカレンダー (ct-*) ---------- */
.ct-note { font-size: 13px; line-height: 1.9; color: var(--ink-soft); background: rgba(168,58,34,.06); border: 1px dashed rgba(168,58,34,.35); border-radius: 10px; padding: 12px 16px; margin: 0 0 28px; }
.ct-monthnav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.ct-monthnav a { font-size: 13px; padding: 8px 14px; border: 1.5px solid var(--line, #e5ddcb); border-radius: 999px; color: var(--ink); text-decoration: none; background: #fff; }
.ct-monthnav a:hover { border-color: #A83A22; color: #A83A22; }
.ct-card .ct-date { display: inline-block; font-size: 13px; font-weight: 700; color: #A83A22; background: rgba(168,58,34,.08); border-radius: 999px; padding: 4px 12px; margin: 0 0 10px; }
.ct-card.ct-featured { border: 2px solid #A83A22; }
.ct-meta { margin: 14px 0 0; display: grid; gap: 6px; }
.ct-meta > div { display: flex; gap: 10px; font-size: 13px; }
.ct-meta dt { flex: 0 0 4.5em; font-weight: 700; color: var(--ink); }
.ct-meta dd { margin: 0; color: var(--ink-soft); }

/* ============================================================
   モノクローム・ランディング（nx-）
   装飾を削り、タイポグラフィと余白で見せる
   ============================================================ */
#view-landing {
  background: #fff;
  color: #111;
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}
#nx-what, #nx-steps, #nx-books { scroll-margin-top: 110px; }
.nx-constrain { max-width: 680px; margin: 0 auto; padding: 0 24px; }

/* ---- ヘッダー ---- */
.nx-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.96);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #111;
}
.nx-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: 680px;
  margin: 0 auto;
}
.nx-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #111;
  cursor: pointer;
}
.nx-brand img { width: 30px; height: 30px; display: block; }
.nx-brand span {
  font-family: "Noto Sans", "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 2px;
}
.nx-header-right { display: flex; align-items: center; gap: 18px; }
.nx-login {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #111;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-family: inherit;
  padding: 0;
}
.nx-header-cta { padding: 10px 22px; font-size: 13px; letter-spacing: 2px; }
.nx-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 0 16px 12px;
  max-width: 680px;
  margin: 0 auto;
  scrollbar-width: none;
}
.nx-nav::-webkit-scrollbar { display: none; }
.nx-nav a {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  color: #666;
  text-decoration: none;
  padding: 8px 14px;
}
.nx-nav a:hover { color: #111; }

/* ---- ボタン（黒） ---- */
.btn-ink { background: #111; border-color: #111; color: #fff; }
.btn-ink:hover { background: #333; border-color: #333; }
.btn-xl { padding: 18px 52px; font-size: 16px; letter-spacing: 3px; }

/* ---- オープニング ---- */
.nx-open { padding: 88px 0 80px; border-bottom: 1px solid #eee; }
.nx-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 4px;
  color: #999;
  margin: 0 0 24px;
}
.nx-open h1 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900;
  font-size: clamp(32px, 8.5vw, 52px);
  line-height: 1.5;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: #111;
}
.nx-lede {
  font-size: 15px;
  line-height: 2.2;
  color: #333;
  margin: 0 0 36px;
  max-width: 34em;
}
.nx-cta { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.nx-textbtn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #111;
  text-decoration: underline;
  text-underline-offset: 5px;
  font-family: inherit;
  padding: 0;
}
.nx-ref { font-size: 13px; color: #555; margin: 24px 0 0; }

/* ---- 数字の証明バンド ---- */
.nx-stats { background: #111; color: #fff; }
.nx-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 44px 24px;
}
.nx-stat { text-align: center; }
.nx-stat-num {
  display: block;
  font-size: clamp(30px, 7vw, 44px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.nx-stat-label { display: block; font-size: 12px; letter-spacing: 2px; color: #aaa; margin-top: 8px; }

/* ---- 問題提起 ---- */
.nx-why { padding: 80px 0; border-bottom: 1px solid #eee; }
.nx-why h2, .nx-section h2 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: clamp(24px, 6.5vw, 34px);
  line-height: 1.55;
  letter-spacing: -0.02em;
  margin: 0 0 28px;
  color: #111;
}
.nx-section p {
  font-size: 15px;
  line-height: 2.2;
  color: #333;
  margin: 0 0 18px;
}
.nx-section p:last-child { margin-bottom: 0; }

/* ---- セクション ---- */
.nx-section { padding: 80px 0; border-bottom: 1px solid #eee; }
.nx-sub { color: #777; margin: -14px 0 30px; }
.nx-center { text-align: center; margin-top: 30px; }

/* ---- 番号リスト ---- */
.nx-list { list-style: none; margin: 0; padding: 0; }
.nx-list li {
  display: flex;
  gap: 22px;
  padding: 30px 0;
  border-top: 1px solid #eee;
}
.nx-list li:last-child { border-bottom: 1px solid #eee; }
.nx-num {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #aaa;
  padding-top: 4px;
}
.nx-list h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  margin: 0 0 10px;
  color: #111;
}
.nx-list p { font-size: 14.5px; line-height: 2.1; color: #444; margin: 0; }

/* ---- 人気のアイデア（実データ） ---- */
.nx-ideas .popular-grid { margin-bottom: 8px; }
.nx-ideas .popular-card { box-shadow: none; border-color: #e2e2e2; }
.nx-ideas .i-cat { background: #f1f1f1; color: #111; }
.nx-ideas .popular-likes { color: #111; }

/* ---- ツール ---- */
.nx-link {
  font-size: 16px;
  font-weight: 700;
  color: #111;
  text-decoration: underline;
  text-underline-offset: 6px;
  letter-spacing: 1px;
}

/* ---- 行リンク ---- */
.nx-rows { display: grid; gap: 0; border-top: 1px solid #111; margin-top: 10px; }
.nx-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 4px;
  border-bottom: 1px solid #eee;
  text-decoration: none;
  color: inherit;
}
.nx-row h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  margin: 0 0 8px;
  color: #111;
}
.nx-row p { font-size: 13.5px; line-height: 1.9; color: #777; margin: 0; }
.nx-row > span { flex: 0 0 auto; font-size: 20px; color: #111; }
.nx-row:hover h3 { text-decoration: underline; text-underline-offset: 4px; }
.nx-more { margin-top: 24px; }
.nx-more a { color: #111; font-size: 14px; font-weight: 700; }

/* ---- 書籍ストリップ ---- */
.nx-books-strip { padding: 56px 0; border-bottom: 1px solid #eee; }
.nx-books-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 4px;
  color: #999;
  margin: 0 0 18px;
}
.nx-books-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0 0 16px; }
.nx-books-links a { font-size: 14px; font-weight: 700; color: #111; text-decoration: underline; text-underline-offset: 4px; }

/* ---- 最終CTA ---- */
.nx-final { padding: 96px 0; text-align: left; }
.nx-final h2 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900;
  font-size: clamp(28px, 8vw, 44px);
  line-height: 1.55;
  letter-spacing: -0.02em;
  margin: 0 0 36px;
  color: #111;
}
.nx-fine { font-size: 13px; color: #888; margin: 20px 0 0; letter-spacing: 1px; }

/* ---- フッター ---- */
.nx-footer { border-top: 1px solid #111; padding: 40px 0 56px; }
.nx-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-bottom: 24px;
}
.nx-footer nav a { font-size: 13px; color: #555; text-decoration: none; }
.nx-footer nav a:hover { color: #111; }
.nx-footer p { font-size: 12px; color: #999; margin: 0 0 6px; letter-spacing: 1px; }

@media (max-width: 420px) {
  .nx-open { padding: 64px 0 60px; }
  .nx-section { padding: 60px 0; }
  .nx-final { padding: 72px 0; }
  .nx-cta { gap: 20px; }
  .nx-stats-row { padding: 32px 24px; }
}