/* ================================================================
 * フィルム発注計算アプリ — BtoB SaaS UI v7.1
 * Bright SaaS / Navy Hero / Blue accent / White cards / Responsive
 * ================================================================ */

/* ---------- リセット & ベース ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ---- カラーパレット ---- */
  --navy:          #0F172A;
  --navy-mid:      #1E293B;
  --navy-light:    #334155;
  --accent:        #2563EB;
  --accent-dark:   #1D4ED8;
  --accent-light:  #EFF6FF;
  --accent-mid:    #93C5FD;
  --success:       #10B981;
  --success-light: #D1FAE5;
  --success-dark:  #065F46;
  --warning:       #F59E0B;
  --danger:        #EF4444;
  --bg:            #F8FAFC;
  --surface:       #FFFFFF;
  --border:        #E2E8F0;
  --border-dark:   #CBD5E1;
  --text-primary:  #111827;
  --text-secondary:#475569;
  --text-muted:    #94A3B8;

  /* ---- 形状 ---- */
  --radius:    18px;
  --radius-sm: 12px;
  --radius-xs: 7px;

  /* ---- 影 ---- */
  --shadow-xs: 0 1px 2px rgba(0,0,0,.05);
  --shadow-sm: 0 1px 4px rgba(15,23,42,.06), 0 2px 8px rgba(15,23,42,.04);
  --shadow:    0 4px 20px rgba(15,23,42,.08), 0 1px 4px rgba(15,23,42,.04);
  --shadow-lg: 0 12px 40px rgba(15,23,42,.12), 0 2px 8px rgba(15,23,42,.05);

  /* ---- レイアウト ---- */
  --header-h:  64px;
  --max-w:     1120px;
  --font: 'Inter', 'Noto Sans JP', system-ui, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--header-h);
  padding-bottom: 72px;
}

/* ================================================================
 * 固定ヘッダー
 * ================================================================ */
.app-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(15,23,42,.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.07);
  z-index: 300;
  display: flex;
  align-items: center;
}
.app-header-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon { font-size: 1.5rem; line-height: 1; }
.logo-area h1 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.subtitle {
  font-size: .62rem;
  color: #CBD5E1;
  margin-top: 2px;
  letter-spacing: .01em;
}

/* ================================================================
 * ヘッダーナビゲーション
 * ================================================================ */
.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-nav-link {
  color: #CBD5E1;
  text-decoration: none;
  font-size: .83rem;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: var(--radius-xs);
  transition: color .15s, background .15s;
}
.header-nav-link:hover {
  color: #F8FAFC;
  background: rgba(255,255,255,.07);
}
.btn-header-cta {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: .83rem;
  font-weight: 700;
  font-family: var(--font);
  padding: 8px 20px;
  border-radius: var(--radius-xs);
  margin-left: 6px;
  transition: background .15s, box-shadow .15s, transform .1s;
  box-shadow: 0 2px 10px rgba(37,99,235,.4);
}
.btn-header-cta:hover {
  background: var(--accent-dark);
  box-shadow: 0 4px 14px rgba(37,99,235,.5);
  transform: translateY(-1px);
}

/* ================================================================
 * 発注サマリーバー（計算後に表示）
 * ================================================================ */
.order-summary-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 290;
  background: var(--accent);
  color: #fff;
  display: none;
  box-shadow: 0 2px 12px rgba(37,99,235,.4);
}
.order-summary-bar.show { display: block; }
.order-summary-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 10px 28px;
  display: flex;
  align-items: center;
  gap: 0;
}
.osb-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 20px 0 0;
}
.osb-item.highlight .osb-value {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: #fff;
}
.osb-label {
  font-size: .6rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  opacity: .75;
  margin-bottom: 1px;
}
.osb-value { font-size: 1.05rem; font-weight: 700; color: #fff; }
.osb-unit  { font-size: .6rem; font-weight: 500; margin-left: 2px; opacity: .8; }
.osb-sep {
  width: 1px; height: 32px;
  background: rgba(255,255,255,.22);
  margin: 0 18px 0 0;
  flex-shrink: 0;
}

/* ================================================================
 * ヒーローセクション
 * ================================================================ */
.hero-section {
  background: var(--navy);
  background-image:
    radial-gradient(ellipse 80% 60% at 60% 0%, rgba(37,99,235,.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 0% 100%, rgba(16,185,129,.08) 0%, transparent 60%);
  padding: 96px 28px 88px;
  overflow: hidden;
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* --- 左側テキスト --- */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37,99,235,.15);
  border: 1px solid rgba(37,99,235,.38);
  color: #BFDBFE;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 5px 16px;
  border-radius: 24px;
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 7px; height: 7px;
  background: #60A5FA;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px #60A5FA;
}
.hero-title {
  font-size: clamp(1.7rem, 3.2vw, 2.6rem);
  font-weight: 800;
  color: #F8FAFC;
  line-height: 1.25;
  letter-spacing: -.03em;
  margin-bottom: 22px;
}
.hero-title em {
  font-style: normal;
  color: #60A5FA;
  position: relative;
}
.hero-desc {
  font-size: .97rem;
  color: #CBD5E1;
  line-height: 1.9;
  margin-bottom: 38px;
  max-width: 480px;
}
.hero-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: .97rem;
  font-family: var(--font);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(37,99,235,.45);
  transition: background .15s, box-shadow .15s, transform .1s;
}
.btn-hero-primary:hover {
  background: var(--accent-dark);
  box-shadow: 0 8px 24px rgba(37,99,235,.55);
  transform: translateY(-2px);
}
.btn-hero-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.04);
  color: #E2E8F0;
  font-weight: 600;
  font-size: .92rem;
  font-family: var(--font);
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: 1.5px solid #475569;
  cursor: pointer;
  text-decoration: none;
  transition: border-color .15s, color .15s, background .15s;
}
.btn-hero-outline:hover {
  border-color: #94A3B8;
  color: #FFFFFF;
  background: rgba(255,255,255,.08);
}
.hero-sub-note {
  font-size: .75rem;
  color: #CBD5E1;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-sub-note span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.hero-sub-note span::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  font-size: .82rem;
}

/* --- 信頼指標バー（ヒーロー下部） --- */
.hero-trust {
  margin-top: 0;
  padding: 28px 28px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
}
.hero-trust-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.ht-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.ht-icon {
  font-size: 1.1rem;
  opacity: .9;
}
.ht-text {
  font-size: .78rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.3;
}
.ht-text strong { color: var(--text-primary); font-weight: 700; display: block; }

/* --- 右側ダッシュボードカード --- */
.hero-right {
  display: flex;
  justify-content: center;
}
.hero-dashboard {
  background: #1E293B;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 22px;
  padding: 26px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 32px 80px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.07);
}
.hd-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.hd-header-icon {
  width: 38px; height: 38px;
  background: rgba(37,99,235,.25);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.hd-header-text {
  font-size: .87rem;
  font-weight: 700;
  color: #E2E8F0;
}
.hd-header-sub {
  font-size: .68rem;
  color: #94A3B8;
  margin-top: 2px;
}
.hd-input-row {
  background: rgba(15,23,42,.6);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 12px;
}
.hd-input-label {
  font-size: .6rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: #94A3B8;
  margin-bottom: 8px;
}
.hd-input-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.hd-chip {
  background: rgba(30,41,59,.9);
  border: 1px solid rgba(255,255,255,.08);
  color: #CBD5E1;
  font-size: .72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
}
.hd-chip.active {
  background: rgba(37,99,235,.25);
  border-color: rgba(37,99,235,.5);
  color: #93C5FD;
}
.hd-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}
.hd-metric {
  background: rgba(15,23,42,.7);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 14px 14px 12px;
}
.hd-metric-label {
  font-size: .6rem;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: #94A3B8;
  margin-bottom: 6px;
}
.hd-metric-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: #F1F5F9;
  letter-spacing: -.02em;
  line-height: 1;
}
.hd-metric-unit {
  font-size: .66rem;
  color: #94A3B8;
  margin-left: 3px;
}
.hd-metric.accent .hd-metric-value { color: #60A5FA; }
.hd-metric.success .hd-metric-value { color: #34D399; }

.hd-bar-row { margin-bottom: 6px; }
.hd-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: .67rem;
  color: #94A3B8;
  margin-bottom: 4px;
}
.hd-bar-track {
  height: 7px;
  background: rgba(15,23,42,.7);
  border-radius: 20px;
  overflow: hidden;
}
.hd-bar-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(90deg, var(--accent), #60A5FA);
}
.hd-bar-fill.success {
  background: linear-gradient(90deg, var(--success), #34D399);
}

/* ================================================================
 * 課題セクション
 * ================================================================ */
.pain-section {
  padding: 88px 28px;
  background: var(--bg);
}
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-label {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -.025em;
  line-height: 1.32;
  margin-bottom: 52px;
}
.section-subtitle {
  display: block;
  max-width: 680px;
  margin: 16px auto 0;
  padding: 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--text-secondary);
  text-align: center;
  position: relative;
  transform: none;
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.pain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .18s;
}
.pain-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.pain-card-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, #FEF3C7, #FDE68A);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 20px;
}
.pain-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}
.pain-card-desc {
  font-size: .86rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ================================================================
 * 機能紹介セクション
 * ================================================================ */
.features-section {
  padding: 88px 28px;
  background: #F8FAFC;
  background-image: none;
}
.features-section .section-label { color: var(--accent); }
.features-section .section-title { color: var(--text-primary); margin-bottom: 52px; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.feature-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color .2s, background .2s, box-shadow .2s, transform .18s;
}
.feature-card:hover {
  border-color: rgba(37,99,235,.28);
  background: #FFFFFF;
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.feature-icon {
  width: 46px; height: 46px;
  background: var(--accent-light);
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 18px;
  border: 1px solid #BFDBFE;
}
.feature-title {
  font-size: .93rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 9px;
}
.feature-desc {
  font-size: .81rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ================================================================
 * 計算セクション（ラッパー）
 * ================================================================ */
.calc-section {
  padding: 88px 28px 48px;
  background: var(--bg);
}
.calc-section-header {
  max-width: var(--max-w);
  margin: 0 auto 42px;
  text-align: center;
}
.calc-section-header .section-title {
  margin-bottom: 0;
}
.calc-section-header .section-subtitle,
.calc-section-header p {
  display: block !important;
  max-width: 680px !important;
  margin: 16px auto 0 !important;
  padding: 0 !important;
  font-size: .95rem !important;
  line-height: 1.85 !important;
  color: var(--text-secondary, #475569) !important;
  text-align: center !important;
  position: relative !important;
  transform: none !important;
}
.app-wrapper {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.calc-section .app-wrapper { padding: 0; }

/* ================================================================
 * カード
 * ================================================================ */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 36px 36px 30px;
  transition: box-shadow .2s;
}
.card:hover { box-shadow: var(--shadow); }

/* STEP1 ハイライト */
.step1-highlight {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}

/* カードタイトル */
.card-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.step-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-xs);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .07em;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(37,99,235,.35);
}

/* ================================================================
 * フォーム
 * ================================================================ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: .02em;
}
.form-control {
  width: 100%;
  height: 46px;
  padding: 0 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .92rem;
  font-family: var(--font);
  color: var(--text-primary);
  background: var(--surface);
  appearance: none;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394A3B8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* ================================================================
 * ステータスバッジ
 * ================================================================ */
.step-status {
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 20px;
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  margin-left: auto;
}
.step-status.ok {
  background: var(--success-light);
  color: var(--success-dark);
  border-color: #6EE7B7;
}
.step-status.warn {
  background: #FEF3C7;
  color: #92400E;
  border-color: #FCD34D;
}

/* ================================================================
 * 貼り方向モード選択
 * ================================================================ */
.orient-mode-selector {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.oms-label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  padding-top: 14px;
  flex-shrink: 0;
}
.oms-radios {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  flex: 1;
}
.oms-radio-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex: 1;
  min-width: 180px;
  transition: border-color .15s, background .15s, box-shadow .15s;
  background: var(--surface);
}
.oms-radio-label:hover {
  border-color: var(--accent-mid);
  background: var(--accent-light);
}
.oms-radio-label input[type="radio"] {
  margin-top: 4px;
  accent-color: var(--accent);
  flex-shrink: 0;
}
.oms-radio-label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.oms-radio-text { display: flex; flex-direction: column; gap: 3px; }
.oms-radio-title { font-size: .86rem; font-weight: 700; color: var(--text-primary); }
.oms-radio-desc  { font-size: .73rem; color: var(--text-muted); line-height: 1.4; }

/* ================================================================
 * 手動設定パネル
 * ================================================================ */
.manual-orient-panel {
  background: #FFFBF0;
  border: 1.5px solid #FCD34D;
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  margin-bottom: 20px;
}
.mop-title { font-size: .8rem; font-weight: 700; color: #92400E; margin-bottom: 12px; }
.mop-empty { font-size: .8rem; color: var(--text-muted); padding: 6px 0; }
.manual-orient-list { display: flex; flex-direction: column; gap: 8px; }
.moi-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  flex-wrap: wrap;
}
.moi-label {
  font-size: .83rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  min-width: 140px;
}
.moi-radios { display: flex; gap: 10px; flex-shrink: 0; }
.moi-radio {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 5px 14px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  transition: border-color .12s, background .12s, color .12s;
  user-select: none;
}
.moi-radio:hover { border-color: var(--accent-mid); background: var(--accent-light); }
.moi-radio input[type="radio"] { accent-color: var(--accent); }
.moi-radio:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent-dark);
}

/* ================================================================
 * 自動判定バナー
 * ================================================================ */
.auto-orient-banner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 20px;
  background: var(--accent-light);
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.aob-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }
.aob-title { font-size: .87rem; font-weight: 700; color: var(--accent-dark); margin-bottom: 4px; }
.aob-desc  { font-size: .78rem; color: #1D4ED8; line-height: 1.6; }
.aob-desc strong { font-weight: 700; }

/* ================================================================
 * 寸法加算ルールボックス
 * ================================================================ */
.rule-box {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  margin-bottom: 24px;
}
.rule-box-title {
  font-size: .78rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 14px;
}
.rule-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rule-item { display: flex; align-items: flex-start; gap: 10px; }
.rule-orient-label {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-xs);
  font-size: .7rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}
.rule-orient-label.vertical   { background: var(--accent); color: #fff; }
.rule-orient-label.horizontal { background: #0891B2; color: #fff; }
.rule-detail { font-size: .78rem; color: var(--text-secondary); line-height: 1.75; }
.rule-dim    { font-weight: 700; color: var(--text-primary); }
.rule-note   { font-size: .72rem; color: var(--text-muted); margin-top: 10px; }

/* ================================================================
 * ピーステーブル
 * ================================================================ */
.pieces-section { margin-bottom: 24px; }
.pieces-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.pieces-header h3 { font-size: .93rem; font-weight: 700; color: var(--text-primary); }
.pieces-table-wrap { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.pieces-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}
.pieces-table th {
  padding: 10px 14px;
  text-align: center;
  font-weight: 700;
  font-size: .71rem;
  letter-spacing: .05em;
  color: var(--text-secondary);
  background: #F8FAFC;
  border-bottom: 1.5px solid var(--border);
}
.pieces-table td {
  padding: 9px 12px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.pieces-table tbody tr:last-child td { border-bottom: none; }
.pieces-table tbody tr:hover { background: #F8FAFC; }
.pieces-table input[type="number"] {
  width: 100%;
  min-width: 72px;
  height: 40px;
  padding: 0 10px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: .9rem;
  font-family: var(--font);
  text-align: center;
  color: var(--text-primary);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  background: var(--surface);
}
.pieces-table input[type="number"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.pieces-table td.label-cell {
  font-size: .78rem;
  font-weight: 700;
  color: var(--text-muted);
}
.input-hint {
  margin-top: 14px;
  font-size: .76rem;
  color: var(--text-muted);
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: var(--radius-xs);
  padding: 10px 16px;
}
.input-hint strong { color: var(--text-primary); }

/* ================================================================
 * ボタン
 * ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background .15s, box-shadow .15s, transform .08s, opacity .15s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  height: 52px;
  padding: 0 36px;
  font-size: .97rem;
  box-shadow: 0 4px 14px rgba(37,99,235,.4);
  letter-spacing: .01em;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-dark);
  box-shadow: 0 6px 20px rgba(37,99,235,.5);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  height: 38px;
  padding: 0 16px;
  font-size: .82rem;
  border: 1.5px solid var(--border-dark);
}
.btn-ghost:hover:not(:disabled) {
  background: #F1F5F9;
  border-color: var(--text-muted);
  color: var(--text-primary);
}

.btn-sm  { height: 34px; padding: 0 14px; font-size: .79rem; }
.btn-lg  { height: 56px; padding: 0 44px; font-size: 1.02rem; }

.btn-danger {
  background: transparent;
  color: var(--text-secondary);
  height: 28px; width: 28px;
  padding: 0;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  font-size: .75rem;
}
.btn-danger:hover:not(:disabled) { background: #FEE2E2; color: var(--danger); border-color: #FCA5A5; }

/* スピナー */
.spinner, .spinner-fixed {
  display: none;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 計算エリア */
.calc-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding-top: 12px;
}

/* トライアル注意文言 */
.trial-notice {
  max-width: 520px;
  text-align: center;
  font-size: .75rem;
  color: var(--text-muted);
  line-height: 1.75;
  padding: 12px 18px;
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

/* アラート */
.alert {
  display: none;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  font-size: .87rem;
  font-weight: 500;
  line-height: 1.5;
}
.alert.show { display: block; }
.alert.alert-error {
  background: #FEF2F2;
  border: 1px solid #FCA5A5;
  color: var(--danger);
}
.alert.alert-success {
  background: #F0FDF4;
  border: 1px solid #86EFAC;
  color: var(--success);
}

/* ================================================================
 * 結果セクション（STEP3）
 * ================================================================ */
#result-section {
  display: none;
  animation: fadeUp .35s ease;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeUp .35s ease; }

.result-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1.5px solid var(--border);
}
.result-header h2 {
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--text-primary);
}
.result-badge {
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 14px;
  background: var(--success-light);
  color: var(--success-dark);
  border-radius: 20px;
  border: 1px solid #A7F3D0;
}

/* セクション見出し */
.section-heading {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 24px 0 12px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}
.section-heading:first-of-type { border-top: none; margin-top: 0; padding-top: 0; }

/* ================================================================
 * 発注サマリーカード（結果内）
 * ================================================================ */
.order-result-hero {
  background: linear-gradient(140deg, var(--navy) 0%, #1E3A8A 100%);
  border-radius: var(--radius);
  padding: 30px 34px;
  margin-bottom: 24px;
  color: #fff;
  border: 1px solid rgba(255,255,255,.06);
}
.orh-label {
  font-size: .67rem;
  text-transform: uppercase;
  letter-spacing: .11em;
  color: #CBD5E1;
  margin-bottom: 4px;
}
.orh-value {
  font-size: 3.4rem;
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
  color: #fff;
}
.orh-unit {
  font-size: 1.2rem;
  font-weight: 500;
  margin-left: 4px;
  color: #CBD5E1;
}
.orh-sub {
  font-size: .85rem;
  color: #CBD5E1;
  margin-top: 6px;
}
.orh-meta {
  display: flex;
  gap: 28px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.12);
  flex-wrap: wrap;
}
.orh-meta-item { display: flex; flex-direction: column; gap: 3px; }
.orh-meta-label { font-size: .61rem; text-transform: uppercase; letter-spacing: .09em; color: #CBD5E1; }
.orh-meta-value { font-size: .92rem; font-weight: 700; color: #F8FAFC; }

/* ================================================================
 * 採用方向バッジ
 * ================================================================ */
.orient-badge-wrap { margin-bottom: 18px; }
.orient-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 16px;
  border-radius: 20px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.badge-vertical   { background: #EDE9FE; color: #4C1D95; border: 1px solid #C4B5FD; }
.badge-horizontal { background: #E0F2FE; color: #0C4A6E; border: 1px solid #7DD3FC; }
.badge-mixed      { background: #FCE7F3; color: #831843; border: 1px solid #F9A8D4; }

/* ================================================================
 * 判定理由パネル
 * ================================================================ */
.judgement-panel {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 8px;
}
.judgement-headline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.j-icon { flex-shrink: 0; }
.j-section-title {
  font-size: .71rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.j-table-wrap { overflow-x: auto; }
.j-table { width: 100%; border-collapse: collapse; font-size: .8rem; }
.j-table th {
  padding: 8px 12px;
  text-align: left;
  font-weight: 700;
  font-size: .71rem;
  color: var(--text-secondary);
  border-bottom: 1.5px solid var(--border);
  background: #F1F5F9;
}
.j-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.j-best-row td { background: var(--accent-light); color: var(--accent-dark); font-weight: 600; }
.j-reason-text { font-size: .74rem; color: var(--text-muted); }

/* piece-tag */
.piece-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  background: var(--accent-light);
  color: var(--accent-dark);
  border-radius: var(--radius-xs);
  font-size: .74rem;
  font-weight: 600;
  margin: 2px;
}
.piece-tag.horizontal { background: #E0F2FE; color: #0C4A6E; }

/* ================================================================
 * サマリーグリッド
 * ================================================================ */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 4px;
}
.summary-card {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.summary-card.highlight { background: var(--accent-light); border-color: var(--accent-mid); }
.summary-card.order     { background: #FFFBEB; border-color: #FCD34D; }
.summary-label {
  font-size: .67rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  margin-bottom: 5px;
}
.summary-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -.02em;
}
.unit { font-size: .64rem; font-weight: 500; margin-left: 2px; color: var(--text-muted); }
.table-sub { font-size: .72rem; color: var(--text-muted); margin-left: 2px; }

/* ================================================================
 * ロール展開カット図
 * ================================================================ */
.order-total-block {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--navy);
  border-radius: var(--radius-sm);
  padding: 16px 24px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.otb-item { display: flex; flex-direction: column; align-items: flex-start; padding: 0 22px 0 0; }
.otb-label {
  font-size: .61rem;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: #CBD5E1;
  margin-bottom: 2px;
}
.otb-value { font-size: 1.15rem; font-weight: 700; color: #E2E8F0; }
.otb-value.accent { color: #60A5FA; font-size: 1.35rem; }
.otb-unit { font-size: .64rem; font-weight: 500; margin-left: 2px; color: #CBD5E1; }
.otb-sep  { width: 1px; height: 32px; background: rgba(255,255,255,.12); margin: 0 18px 0 0; flex-shrink: 0; }

/* ゾーンブロック */
.zone-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 12px;
}
.zone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: #F8FAFC;
  border-bottom: 1px solid var(--border);
  font-size: .82rem;
}
.zone-header strong { font-weight: 700; color: var(--text-primary); }
.zone-num  { font-size: .72rem; color: var(--text-muted); margin-left: 4px; }
.zone-dim  { font-size: .78rem; font-weight: 600; color: var(--accent); }
.zone-canvas-wrap { padding: 12px 8px 4px; overflow-x: auto; }
.zone-canvas { display: block; }
.zone-footer {
  display: flex;
  gap: 16px;
  padding: 8px 16px;
  background: #F8FAFC;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.zf-item  { display: flex; align-items: center; gap: 5px; font-size: .72rem; color: var(--text-secondary); }
.zf-dot   { width: 12px; height: 12px; border-radius: 2px; flex-shrink: 0; }

/* ================================================================
 * 段別配置テーブル
 * ================================================================ */
.rows-table-wrap { overflow-x: auto; margin-top: 4px; }
.rows-table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.rows-table th {
  padding: 10px 14px;
  text-align: center;
  font-weight: 700;
  font-size: .71rem;
  letter-spacing: .05em;
  color: var(--text-secondary);
  background: #F8FAFC;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}
.rows-table td {
  padding: 9px 14px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.rows-table tbody tr:hover { background: #F8FAFC; }
.rows-table tbody tr:last-child td { border-bottom: none; }

/* ================================================================
 * 巾候補比較テーブル
 * ================================================================ */
.compare-table-wrap { overflow-x: auto; margin-top: 4px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.compare-table th {
  padding: 10px 14px;
  text-align: center;
  font-weight: 700;
  font-size: .71rem;
  letter-spacing: .05em;
  color: var(--text-secondary);
  background: #F8FAFC;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}
.compare-table td {
  padding: 9px 14px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.compare-table .best-row       { background: var(--accent-light); font-weight: 700; color: var(--accent-dark); }
.compare-table .infeasible-row { color: var(--text-muted); background: #F8FAFC; }

/* ================================================================
 * 端材情報
 * ================================================================ */
.scrap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 4px; }
.scrap-item {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}
.scrap-label {
  font-size: .71rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.scrap-value { font-size: 1.35rem; font-weight: 800; color: var(--text-primary); }

/* ================================================================
 * 免責事項ボックス
 * ================================================================ */
.disclaimer-box {
  display: flex;
  gap: 14px;
  padding: 18px 22px;
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: var(--radius-sm);
  margin-top: 24px;
}
.disclaimer-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.disclaimer-title { font-size: .8rem; font-weight: 700; color: #92400E; margin-bottom: 6px; }
.disclaimer-body p { font-size: .79rem; color: #78350F; line-height: 1.7; }

/* ================================================================
 * 料金セクション
 * ================================================================ */
.pricing-outer {
  padding: 88px 28px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  background-image: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}
.pricing-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
}
.pricing-header {
  text-align: center;
  margin-bottom: 56px;
}
.pricing-header .section-label { color: var(--accent); }
.pricing-header .section-title {
  color: var(--text-primary);
  margin-bottom: 0;
}
.pricing-header-desc {
  font-size: .92rem;
  color: var(--text-secondary);
  margin-top: 16px;
  line-height: 1.85;
  text-align: center;
}
.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
}
.pricing-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  box-shadow: var(--shadow);
  transition: box-shadow .22s, border-color .22s, transform .18s;
}
.pricing-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(37,99,235,.32);
  transform: translateY(-3px);
}
.pricing-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(37,99,235,.16), 0 16px 44px rgba(37,99,235,.14);
  background: #FFFFFF;
}
.pricing-card.featured:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 0 1px rgba(37,99,235,.22), 0 20px 56px rgba(37,99,235,.18);
}
.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: 20px;
  letter-spacing: .07em;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(37,99,235,.35);
}
.pricing-plan-name {
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.pricing-price {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -.04em;
  line-height: 1;
  margin-bottom: 5px;
}
.pricing-price span { font-size: 1rem; font-weight: 700; letter-spacing: 0; }
.pricing-price-unit {
  font-size: .8rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.pricing-saving {
  display: inline-block;
  background: rgba(16,185,129,.12);
  color: var(--success-dark);
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 24px;
  border: 1px solid rgba(16,185,129,.25);
}
.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}
.pricing-features li {
  font-size: .85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.pricing-card.featured .pricing-features li {
  color: var(--text-secondary);
}
.btn-stripe {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: .92rem;
  font-weight: 700;
  font-family: var(--font);
  text-decoration: none;
  transition: background .15s, box-shadow .15s, transform .1s;
  cursor: pointer;
  margin-top: auto;
  letter-spacing: .01em;
}
.btn-stripe:hover { transform: translateY(-1px); }
.btn-stripe-monthly {
  background: #FFFFFF;
  color: var(--accent);
  border: 2px solid rgba(37,99,235,.55);
}
.btn-stripe-monthly:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  box-shadow: 0 4px 14px rgba(37,99,235,.16);
}
.btn-stripe-yearly {
  background: var(--accent);
  color: #fff;
  border: 2px solid var(--accent);
  box-shadow: 0 4px 16px rgba(37,99,235,.35);
}
.btn-stripe-yearly:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: 0 6px 20px rgba(37,99,235,.45);
}
.pricing-footer-note {
  text-align: center;
  margin-top: 36px;
  font-size: .79rem;
  color: var(--text-secondary);
  line-height: 1.85;
}
.pricing-footer-note strong { color: var(--success-dark); }
.pricing-footer-note a { color: var(--accent); text-decoration: none; font-weight: 600; }
.pricing-footer-note a:hover { color: var(--accent-dark); text-decoration: underline; }

/* pricing-section（計算エリア内の旧スタイル互換）*/
.pricing-section {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.pricing-section-title {
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  text-align: center;
}
.pricing-section .pricing-cards {
  max-width: 100%;
  grid-template-columns: 1fr 1fr;
}
.pricing-section .pricing-card {
  padding: 22px 18px 18px;
  align-items: center;
  text-align: center;
}
.pricing-section .pricing-price { font-size: 1.6rem; }
.pricing-section .pricing-price-unit { margin-bottom: 0; }
.pricing-section .btn-stripe { margin-top: 14px; }
.pricing-trial-note {
  font-size: .73rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 14px;
  line-height: 1.7;
}
.pricing-trial-note strong { color: var(--success); }

/* ================================================================
 * フッター
 * ================================================================ */
.app-footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 44px 28px 32px;
}
.app-footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.app-footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.app-footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.app-footer-links a {
  color: #CBD5E1;
  text-decoration: none;
  font-size: .78rem;
  font-weight: 500;
  transition: color .15s;
  padding: 2px 4px;
}
.app-footer-links a:hover { color: #FFFFFF; }
.footer-sep { color: #475569; font-size: .7rem; }
.app-footer-copy {
  font-size: .71rem;
  color: #94A3B8;
  line-height: 1.9;
  text-align: center;
}

/* ================================================================
 * 固定フッターバー
 * ================================================================ */
.fixed-calc-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: rgba(15,23,42,.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255,255,255,.08);
  z-index: 200;
}
.fixed-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 10px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.fixed-bar-label {
  font-size: .75rem;
  color: #CBD5E1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}
.btn-calc-fixed {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  height: 42px;
  padding: 0 24px;
  font-size: .88rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(37,99,235,.4);
  transition: background .15s, box-shadow .15s, transform .08s;
}
.btn-calc-fixed:hover  {
  background: var(--accent-dark);
  box-shadow: 0 4px 14px rgba(37,99,235,.5);
  transform: translateY(-1px);
}
.btn-calc-fixed:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* ================================================================
 * レスポンシブ（モバイル）
 * ================================================================ */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-right  { display: none; }
  .pain-grid   { grid-template-columns: 1fr; gap: 18px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .hero-trust-inner { gap: 24px; }
}
@media (max-width: 768px) {
  .header-nav-link { display: none; }
  .hero-trust-inner { gap: 16px; }
}
@media (max-width: 640px) {
  :root { --header-h: 58px; }
  .hero-section  { padding: 64px 20px 60px; }
  .hero-trust    { padding: 20px 20px; }
  .pain-section,
  .features-section,
  .calc-section,
  .pricing-outer { padding: 60px 20px; }
  .app-wrapper   { padding: 0; }
  .card          { padding: 24px 20px 22px; }
  .form-grid     { grid-template-columns: 1fr; }
  .scrap-grid    { grid-template-columns: 1fr; }
  .rule-grid     { grid-template-columns: 1fr; }
  .feature-grid  { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; max-width: 380px; }
  .pricing-section .pricing-cards { grid-template-columns: 1fr; max-width: 100%; }
  .logo-area h1  { font-size: .92rem; }
  .subtitle      { display: none; }
  .order-summary-bar-inner { padding: 8px 18px; }
  .osb-item.highlight .osb-value { font-size: 1.2rem; }
  .orh-value     { font-size: 2.6rem; }
  .fixed-bar-label { font-size: .7rem; }
  .summary-grid  { grid-template-columns: 1fr 1fr; }
  .btn-header-cta { font-size: .78rem; padding: 6px 14px; }
  .app-header-inner { padding: 0 18px; }
  .hero-trust-inner { flex-direction: column; gap: 12px; align-items: flex-start; }
}
@media (max-width: 400px) {
  .summary-grid { grid-template-columns: 1fr; }
  .pricing-cards { max-width: 100%; }
}