/* ==========================================================================
   クラムボンcom (clambon.com) - スタイルシート
   宮沢賢治『やまなし』の青い水底世界をテーマにした幻想的・現代的Webデザイン
   ========================================================================== */

:root {
  --bg-deep: #030b17;
  --bg-water: #071a2f;
  --bg-card: rgba(13, 37, 65, 0.65);
  --bg-card-hover: rgba(19, 53, 93, 0.85);
  --bg-card-border: rgba(94, 234, 212, 0.18);
  --bg-card-glow: rgba(56, 189, 248, 0.15);

  --text-primary: #f0f9ff;
  --text-secondary: #bae6fd;
  --text-muted: #7dd3fc;
  --text-dim: #94a3b8;

  --accent-cyan: #38bdf8;
  --accent-teal: #2dd4bf;
  --accent-gold: #facc15;
  --accent-rose: #fb7185;
  --accent-purple: #c084fc;

  --font-serif: 'Shippori Mincho', 'Noto Serif JP', serif;
  --font-sans: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;

  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* 背景Canvas（水中の光と気泡） */
#water-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* 全体コンテナ */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   ヘッダー & ナビゲーション
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(3, 11, 23, 0.75);
  border-bottom: 1px solid rgba(56, 189, 248, 0.15);
  transition: all 0.3s ease;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-bubble {
  font-size: 1.7rem;
  animation: float 3s ease-in-out infinite alternate;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #ffffff 20%, #7dd3fc 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  margin-left: 6px;
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 1px 6px;
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  gap: 20px;
  align-items: center;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: #fff;
  background: rgba(56, 189, 248, 0.15);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-audio-toggle {
  background: rgba(13, 37, 65, 0.8);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-audio-toggle:hover {
  background: rgba(56, 189, 248, 0.2);
  color: #fff;
  border-color: var(--accent-cyan);
}

.btn-audio-toggle.active {
  background: rgba(45, 212, 191, 0.2);
  border-color: var(--accent-teal);
  color: #5eead4;
}

/* ==========================================================================
   ヒーローセクション
   ========================================================================== */
.hero-section {
  padding: 70px 0 50px;
  text-align: center;
  position: relative;
}

.hero-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.8vw, 2.7rem);
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 24px;
  letter-spacing: 0.12em;
  text-shadow: 0 0 35px rgba(56, 189, 248, 0.4);
}

.hero-quote span {
  display: inline-block;
}

.quote-highlight {
  color: #38bdf8;
  border-bottom: 2px solid rgba(56, 189, 248, 0.5);
  padding-bottom: 2px;
}

.hero-subtext {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 36px;
  font-weight: 400;
}

/* かぷかぷカウンターボタン */
.kapukapu-hero-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 35px;
  padding: 16px 28px;
  background: rgba(11, 37, 69, 0.55);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-glow);
}

.kapukapu-btn {
  background: linear-gradient(135deg, #0284c7 0%, #06b6d4 50%, #2dd4bf 100%);
  color: #fff;
  border: none;
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  padding: 14px 34px;
  border-radius: var(--radius-full);
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(6, 182, 212, 0.4);
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  align-items: center;
  gap: 10px;
}

.kapukapu-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 30px rgba(6, 182, 212, 0.6);
}

.kapukapu-btn:active {
  transform: translateY(1px) scale(0.97);
}

.kapukapu-counter-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.counter-num {
  font-weight: 700;
  color: var(--accent-gold);
  font-size: 1.1rem;
}

/* ヒーローボタングループ */
.hero-cta-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #030b17;
  font-weight: 700;
  padding: 12px 26px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.3);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #7dd3fc, #38bdf8);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.5);
}

.btn-secondary {
  background: rgba(13, 37, 65, 0.7);
  color: var(--text-primary);
  border: 1px solid rgba(56, 189, 248, 0.3);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  background: rgba(19, 53, 93, 0.9);
  border-color: var(--accent-cyan);
  color: #fff;
  transform: translateY(-2px);
}

/* ==========================================================================
   共通セクションデザイン
   ========================================================================== */
.section-wrapper {
  padding: 60px 0;
  border-top: 1px solid rgba(56, 189, 248, 0.12);
}

.section-header {
  text-align: center;
  margin-bottom: 45px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent-teal);
  text-transform: uppercase;
  margin-bottom: 8px;
  padding: 4px 12px;
  background: rgba(45, 212, 191, 0.1);
  border-radius: var(--radius-full);
  border: 1px solid rgba(45, 212, 191, 0.25);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  color: #fff;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 680px;
  margin: 0 auto;
}

/* ==========================================================================
   全国クラムボン世論調査（投票＆支持率チャート）
   ========================================================================== */
.poll-container {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 35px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-subtle);
  margin-bottom: 40px;
}

.poll-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.poll-bar-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(7, 26, 47, 0.6);
  border-radius: var(--radius-md);
  border: 1px solid rgba(56, 189, 248, 0.1);
  transition: all 0.2s ease;
}

.poll-bar-item:hover {
  background: rgba(11, 37, 69, 0.8);
  border-color: rgba(56, 189, 248, 0.3);
}

.poll-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
}

.poll-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.poll-icon {
  font-size: 1.3rem;
}

.poll-name {
  font-weight: 600;
  color: var(--text-primary);
}

.poll-item-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.poll-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.poll-pct {
  font-weight: 700;
  color: var(--accent-cyan);
  width: 45px;
  text-align: right;
}

.btn-vote {
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-vote:hover {
  background: var(--accent-cyan);
  color: #030b17;
}

.btn-vote.voted {
  background: rgba(45, 212, 191, 0.25);
  border-color: var(--accent-teal);
  color: #5eead4;
  cursor: default;
}

.progress-track {
  width: 100%;
  height: 8px;
  background: rgba(3, 11, 23, 0.6);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   クラムボン10大諸説（Theory Codex）
   ========================================================================== */
.theories-filter-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.filter-tab {
  background: rgba(13, 37, 65, 0.6);
  border: 1px solid rgba(56, 189, 248, 0.2);
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-tab:hover, .filter-tab.active {
  background: var(--accent-cyan);
  color: #030b17;
  font-weight: 700;
  border-color: var(--accent-cyan);
}

.theories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.theory-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
  position: relative;
  overflow: hidden;
}

.theory-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--theory-color, var(--accent-cyan));
}

.theory-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--bg-card-glow);
  border-color: rgba(56, 189, 248, 0.35);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.card-icon-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-icon {
  font-size: 2rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.category-badge {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.card-summary {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 18px;
  line-height: 1.6;
}

.card-details-box {
  background: rgba(7, 26, 47, 0.5);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.detail-row {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.detail-label {
  font-weight: 700;
  color: var(--accent-teal);
  display: flex;
  align-items: center;
  gap: 4px;
}

.detail-label.counter {
  color: var(--accent-rose);
}

.detail-label.kenji {
  color: var(--accent-gold);
}

.detail-text {
  color: var(--text-secondary);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(56, 189, 248, 0.1);
  padding-top: 16px;
  margin-top: auto;
}

.card-stats {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-card-vote {
  background: rgba(56, 189, 248, 0.2);
  border: 1px solid var(--accent-cyan);
  color: #fff;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-card-vote:hover {
  background: var(--accent-cyan);
  color: #030b17;
}

/* ==========================================================================
   議論掲示板（Live Discussion Board）
   ========================================================================== */
.board-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.board-filters {
  display: flex;
  gap: 12px;
  align-items: center;
}

.select-custom {
  background: rgba(13, 37, 65, 0.8);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  cursor: pointer;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 40px;
}

.comment-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}

.comment-card:hover {
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.comment-author-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.author-avatar {
  width: 34px;
  height: 34px;
  background: rgba(56, 189, 248, 0.2);
  border: 1px solid var(--accent-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.author-name {
  font-weight: 700;
  color: #fff;
  font-size: 0.95rem;
}

.theory-tag {
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.comment-time {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.comment-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 8px;
}

.comment-body {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
  white-space: pre-wrap;
}

.comment-actions {
  display: flex;
  gap: 10px;
}

.btn-reaction {
  background: rgba(7, 26, 47, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.2);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn-reaction:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: var(--accent-cyan);
  color: #fff;
}

/* 投稿フォームボックス */
.comment-form-container {
  background: rgba(11, 37, 69, 0.75);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(14px);
}

.form-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-textarea {
  background: rgba(3, 11, 23, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.25);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ==========================================================================
   AIクラムボン鑑定士（AI Diagnostic Tool）
   ========================================================================== */
.diagnose-container {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(16px);
  max-width: 800px;
  margin: 0 auto;
}

.diag-step-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.diag-question-num {
  font-size: 0.85rem;
  color: var(--accent-teal);
  font-weight: 700;
}

.diag-question-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: #fff;
  line-height: 1.5;
}

.diag-options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diag-option-btn {
  background: rgba(7, 26, 47, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.diag-option-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: var(--accent-cyan);
  transform: translateX(4px);
}

.diag-result-card {
  background: linear-gradient(135deg, rgba(11, 37, 69, 0.9), rgba(19, 53, 93, 0.7));
  border: 2px solid var(--accent-teal);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  box-shadow: 0 0 30px rgba(45, 212, 191, 0.2);
}

.result-badge {
  display: inline-block;
  background: var(--accent-teal);
  color: #030b17;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.result-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 16px;
}

.result-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  text-align: left;
}

.result-quote-box {
  background: rgba(3, 11, 23, 0.6);
  border-left: 3px solid var(--accent-gold);
  padding: 16px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 24px;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* ==========================================================================
   『やまなし』原文精読モード（Text Reader）
   ========================================================================== */
.reader-container {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(16px);
  max-width: 900px;
  margin: 0 auto;
}

.reader-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 30px;
}

.reader-tab-btn {
  background: rgba(13, 37, 65, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.2);
  color: var(--text-secondary);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}

.reader-tab-btn.active {
  background: var(--accent-cyan);
  color: #030b17;
  font-weight: 700;
  border-color: var(--accent-cyan);
}

.reader-text-box {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 2.2;
  color: var(--text-primary);
  background: rgba(3, 11, 23, 0.5);
  border-radius: var(--radius-md);
  padding: 30px;
  border: 1px solid rgba(56, 189, 248, 0.1);
  white-space: pre-line;
}

.annotated-word {
  background: rgba(56, 189, 248, 0.2);
  border-bottom: 1.5px dashed var(--accent-cyan);
  padding: 1px 4px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.annotated-word:hover {
  background: var(--accent-cyan);
  color: #030b17;
}

/* 注釈ポップアップモーダル */
.annotation-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.annotation-modal.active {
  display: flex;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-lg);
  padding: 30px;
  max-width: 550px;
  width: 100%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-body {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.modal-close-btn {
  background: var(--accent-cyan);
  color: #030b17;
  font-weight: 700;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  cursor: pointer;
  width: 100%;
}

/* ==========================================================================
   フッター
   ========================================================================== */
.site-footer {
  border-top: 1px solid rgba(56, 189, 248, 0.15);
  background: rgba(3, 11, 23, 0.9);
  padding: 50px 0 30px;
  margin-top: 60px;
  text-align: center;
}

.footer-content {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: #fff;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 20px;
  font-size: 0.85rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

/* ==========================================================================
   アニメーション & レスポンシブ
   ========================================================================== */
@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  100% { transform: translateY(-8px) rotate(5deg); }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
  }
  .nav-menu {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 10px;
    font-size: 0.85rem;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .poll-item-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .poll-item-right {
    width: 100%;
    justify-content: space-between;
  }
  .theories-grid {
    grid-template-columns: 1fr;
  }
}