/* =====================================================
   hi-ancate 共通スタイル
   HI-Assess (chidouka-lab.com) の配色・カードUIを継承
   ===================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0f1117;
  --bg-card:  #1a1f2e;
  --bg-card2: #1f2535;
  --border:   #2d3450;
  --accent:   #5b8dee;
  --accent2:  #7ec8e3;
  --gold:     #f0c040;
  --text:     #dde3f0;
  --text-sub: #8a97b5;
  --white:    #ffffff;
  --stage2:   #e05555;
  --stage3:   #e09040;
  --stage4:   #4aad7a;
  --stage5:   #5b8dee;
  --company:  #e09040;
  --student:  #5b8dee;
  --radius:   12px;
  --shadow:   0 4px 24px rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.7;
}

/* ===== ナビ ===== */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,17,23,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  height: 52px;
  gap: 1rem;
}
.nav-back {
  color: var(--text-sub);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}
.nav-back:hover { color: var(--accent2); }
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--text-sub);
}
.nav-kanji {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--white);
}

/* ===== ヒーロー ===== */
.hero {
  padding: 5rem 1.5rem 3rem;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.hero-tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--accent2);
  border: 1px solid var(--accent2);
  border-radius: 100px;
  padding: 0.25rem 0.9rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(1.6rem, 4.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 1.2rem;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  color: var(--text-sub);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.9;
}
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #4070cc);
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 2.2rem;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s, box-shadow 0.18s;
  box-shadow: 0 4px 16px rgba(91,141,238,0.35);
  letter-spacing: 0.03em;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(91,141,238,0.5); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--text-sub);
  font-size: 0.88rem;
  padding: 0.7rem 1.5rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
  margin-left: 0.8rem;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ===== 役割選択カード（index.html） ===== */
.role-grid {
  max-width: 800px;
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}
.role-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  text-align: left;
  text-decoration: none;
  color: var(--text);
  display: block;
  border-top-width: 3px;
  transition: transform 0.18s, border-color 0.18s;
}
.role-card:hover { transform: translateY(-3px); }
.role-card.student { border-top-color: var(--student); }
.role-card.company { border-top-color: var(--company); }
.role-card .role-tag {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.role-card.student .role-tag { color: var(--student); }
.role-card.company .role-tag { color: var(--company); }
.role-card h3 { font-size: 1.15rem; color: var(--white); margin-bottom: 0.5rem; }
.role-card p { font-size: 0.84rem; color: var(--text-sub); line-height: 1.6; }

/* ===== フォームコンテナ ===== */
#app {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
}

.form-header { margin-bottom: 1.8rem; }
.form-header h1 { font-size: 1.4rem; color: var(--white); margin-bottom: 0.6rem; }
.form-header .form-lead { color: var(--text-sub); font-size: 0.9rem; line-height: 1.8; }

.progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  position: sticky;
  top: 52px;
  z-index: 90;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 2px;
  transition: width 0.3s ease;
}
.progress-count {
  text-align: right;
  font-size: 0.75rem;
  color: var(--text-sub);
  margin: 0.5rem 0 1.5rem;
}

/* カテゴリブロック */
.cat-block { margin-bottom: 2.2rem; }
.cat-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--white);
  padding-left: 0.7rem;
  border-left: 3px solid var(--accent);
  margin-bottom: 1rem;
}

/* 設問カード（Likert） */
.likert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.3rem 1.5rem;
  margin-bottom: 0.8rem;
}
.likert-text {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.likert-scale {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.likert-scale-label {
  font-size: 0.68rem;
  color: var(--text-sub);
  white-space: nowrap;
  flex: 0 0 auto;
  width: 64px;
}
.likert-scale-label.right { text-align: right; }
.likert-options {
  display: flex;
  gap: 0.5rem;
  flex: 1;
  justify-content: space-between;
}
.likert-opt { position: relative; flex: 1; }
.likert-opt input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  margin: 0;
}
.likert-opt .dot {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card2);
  color: var(--text-sub);
  font-size: 0.85rem;
  font-weight: 700;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.likert-opt input:checked + .dot {
  border-color: var(--accent);
  background: rgba(91,141,238,0.18);
  color: var(--white);
}
.likert-opt input:focus-visible + .dot { outline: 2px solid var(--accent2); }

.form-field { margin-bottom: 1.5rem; }
.form-field label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-bottom: 0.5rem;
}
.form-field input[type="text"] {
  width: 100%;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
}
.form-field input[type="text"]:focus { outline: none; border-color: var(--accent); }

.form-footer { margin-top: 2rem; text-align: center; }
.form-note { font-size: 0.78rem; color: var(--text-sub); margin-top: 0.8rem; }
.form-error {
  color: var(--stage2);
  font-size: 0.85rem;
  margin-top: 0.8rem;
  display: none;
}
.form-error.show { display: block; }

/* 送信完了画面 */
.done-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.2rem;
  text-align: center;
  box-shadow: var(--shadow);
}
.done-card h2 { color: var(--white); font-size: 1.2rem; margin-bottom: 0.8rem; }
.done-card p { color: var(--text-sub); font-size: 0.88rem; line-height: 1.8; margin-bottom: 1.5rem; }

.screen { display: none; }
.screen.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ===== 結果ダッシュボード ===== */
.dash-summary {
  max-width: 780px;
  margin: 0 auto 2rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.8rem;
}
.summary-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  text-align: center;
}
.summary-card .num { font-size: 1.5rem; font-weight: 700; color: var(--white); }
.summary-card .label { font-size: 0.72rem; color: var(--text-sub); margin-top: 0.2rem; }

.dash-section {
  max-width: 780px;
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}
.dash-section h2 {
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 1.2rem;
  padding-left: 0.7rem;
  border-left: 3px solid var(--accent);
}

.legend-row {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  color: var(--text-sub);
}
.legend-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 0.4rem; vertical-align: middle; }

.bar-row {
  margin-bottom: 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
}
.bar-row-label {
  font-size: 0.82rem;
  color: var(--text);
  margin-bottom: 0.6rem;
  line-height: 1.5;
}
.bar-track {
  position: relative;
  height: 8px;
  background: var(--bg-card2);
  border-radius: 4px;
  margin-bottom: 4px;
  overflow: hidden;
}
.bar-fill {
  position: absolute;
  top: 0; left: 0; height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}
.bar-fill.student { background: var(--student); }
.bar-fill.company { background: var(--company); opacity: 0.85; }
.bar-vals { display: flex; justify-content: space-between; font-size: 0.7rem; color: var(--text-sub); margin-top: 0.3rem; }

.gap-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.6rem;
  border-radius: 100px;
  margin-left: 0.5rem;
}
.gap-badge.high { background: rgba(224,85,85,0.18); color: var(--stage2); }
.gap-badge.mid { background: rgba(224,144,64,0.18); color: var(--stage3); }
.gap-badge.low { background: rgba(74,173,122,0.18); color: var(--stage4); }

.guide-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 2;
}
.guide-card strong { color: var(--white); }

.hidden-el { display: none !important; }

.empty-note {
  text-align: center;
  color: var(--text-sub);
  font-size: 0.88rem;
  padding: 3rem 1.5rem;
  line-height: 1.9;
}

/* ===== フッター ===== */
footer {
  text-align: center;
  padding: 3rem 1.5rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-sub);
  font-size: 0.78rem;
  line-height: 1.8;
}
footer a { color: var(--text-sub); text-decoration: none; }
footer a:hover { color: var(--accent2); }
.footer-members { margin: 0.8rem 0; }

/* ===== レスポンシブ ===== */
@media (max-width: 480px) {
  .hero { padding: 3.5rem 1.2rem 2.5rem; }
  .likert-card { padding: 1.1rem; }
  .likert-scale-label { display: none; }
  .done-card { padding: 1.5rem; }
}