/* ============================================
   AI Orchestra Design System v1.0
   ============================================ */

/* Font import (global) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

/* ============================================
   Global tokens (authoritative)
   ============================================ */

:root {
  /* ベースカラー */
  --color-bg: #f5f0e8; /* クリーム：デフォルト背景 */
  --color-hero-bg: #0d2b1e; /* ダークグリーン：Hero背景・全ページ共通 */
  --color-text: #0d2b1e; /* ダークグリーン：本文 */
  --color-heading: #1a4731; /* フォレストグリーン：H1〜H3 */

  /* アクセントカラー */
  --color-gold: #c9a84c; /* シャンパンゴールド */
  --color-gold-light: rgba(201, 168, 76, 0.10); /* ゴールド薄め：セクションタグ背景 */
  --color-gold-border: rgba(201, 168, 76, 0.30); /* ゴールドボーダー薄め */

  /* セマンティックカラー（用途を厳密に守ること） */
  --color-loss: #c0392b; /* 赤：損失金額・エラー件数・月間売上への影響のみ */
  --color-recovery: #c9a84c; /* ゴールド：回収金額・回収率・ポジティブ数字のみ */

  /* ボーダー・区切り */
  --color-border: rgba(26, 71, 49, 0.12);

  /* ステータスバッジ */
  --color-badge-recovered: rgba(201, 168, 76, 0.15); /* 回収済みバッジ背景 */
  --color-badge-unrecovered: #f0f0f0; /* 回収不可バッジ背景 */
  --color-badge-pending: rgba(201, 168, 76, 0.08); /* 処理中バッジ背景 */

  /* フォントスタック */
  --font-base: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', 'Noto Sans JP', sans-serif;

  /* Shared layout / component tokens */
  --container-pad-desktop: 24px;
  --container-pad-mobile: 16px;
  --section-pad-desktop: 72px;
  --section-pad-mobile: 44px;
  --card-radius: 14px;
  --card-pad-desktop: 24px;
  --card-pad-mobile: 16px;
  --grid-gap-desktop: 16px;
  --grid-gap-mobile: 12px;
  --field-height: 46px;
  --field-height-mobile: 44px;
  --button-height: 48px;
  --heading-keep-all: keep-all;

  /* Legacy compatibility tokens (do not use in new code) */
  --color-primary: var(--color-heading);
  --color-cream: var(--color-bg);
  --color-text-secondary: rgba(13, 43, 30, 0.72);
  --color-text-muted: rgba(13, 43, 30, 0.55);
  --color-loss-light: rgba(192, 57, 43, 0.1);
  --color-white: #ffffff;
  --color-border-gold: var(--color-gold);
  --color-bg-card: #ffffff;
  --color-coming-soon-bg: rgba(13, 43, 30, 0.08);
  --color-coming-soon-text: rgba(13, 43, 30, 0.40);
  --color-gold-hover: rgba(201, 168, 76, 0.10);
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-break: normal;
  overflow-wrap: break-word;
}

/* 英数字にはInterを適用 */
.font-en,
.kpi-number,
.price-number,
[data-font="en"] {
  font-family: var(--font-en);
}

.stat-number,
.text-kpi-lg,
.text-kpi-md {
  font-family: var(--font-en);
  font-variant-numeric: tabular-nums;
}

/* ============================================
   Typography scale
   ============================================ */

.text-hero {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-heading);
}

.text-section {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-heading);
}

.text-card-title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-heading);
}

.text-kpi-lg {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.1;
  font-family: var(--font-en);
}

.text-kpi-md {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
  font-family: var(--font-en);
}

.text-body {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--color-text);
}

.text-caption {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(13, 43, 30, 0.55);
}

.section-tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.10em;
  color: var(--color-heading);
}

.text-cta {
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
}

@media (max-width: 768px) {
  .text-hero {
    font-size: 34px;
  }
  .text-section {
    font-size: 26px;
  }
  .text-kpi-lg {
    font-size: 32px;
  }
  .text-kpi-md {
    font-size: 24px;
  }
  .text-body {
    font-size: 16px;
  }
}

/* ============================================
   Layout & spacing
   ============================================ */

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--container-pad-desktop);
}

.section {
  padding: var(--section-pad-desktop) 0;
}

.section--tight {
  padding: 48px 0;
}

.hero {
  background: var(--color-hero-bg);
  padding: 80px 0 72px;
}

.trust-bar {
  background: var(--color-bg);
  padding: 32px 0;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  .section {
    padding: var(--section-pad-mobile) 0;
  }
  .hero {
    padding: 52px 0 42px;
  }
  .container {
    padding: 0 var(--container-pad-mobile);
  }
}

/* ============================================
   Components (global, non-prefixed)
   ============================================ */

.badge-section {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--color-gold-light);
  border: 1px solid var(--color-gold-border);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.10em;
  color: var(--color-heading);
  margin-bottom: 16px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background: var(--color-gold);
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.2s ease;
  white-space: nowrap;
}
.btn-primary:hover {
  opacity: 0.88;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background: transparent;
  color: var(--color-gold);
  font-size: 16px;
  font-weight: 600;
  border-radius: 6px;
  border: 1.5px solid var(--color-gold);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease;
  white-space: nowrap;
}
.btn-secondary:hover {
  background: var(--color-gold-light);
}

.btn-tertiary {
  color: var(--color-gold);
  font-size: 15px;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.hero .btn-primary {
  background: var(--color-gold);
  color: #ffffff;
}
.hero .btn-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
}
.hero .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}

.kpi-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px 24px;
  min-height: 96px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.kpi-card--loss {
  border-color: rgba(192, 57, 43, 0.25);
}
.kpi-card--recovery {
  border-color: rgba(201, 168, 76, 0.35);
}
.kpi-card__label {
  font-size: 13px;
  font-weight: 500;
  color: rgba(13, 43, 30, 0.55);
  margin-bottom: 8px;
}
.kpi-card__value--loss {
  color: var(--color-loss);
  font-family: 'Inter', var(--font-en), sans-serif;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.kpi-card__value--recovery {
  color: var(--color-recovery);
  font-family: 'Inter', var(--font-en), sans-serif;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.badge-status {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}
.badge-status--recovered {
  background: var(--color-badge-recovered);
  color: var(--color-gold);
  border: 1px solid var(--color-gold-border);
}
.badge-status--unrecovered {
  background: var(--color-badge-unrecovered);
  color: rgba(13, 43, 30, 0.45);
}
.badge-status--pending {
  background: var(--color-badge-pending);
  color: rgba(13, 43, 30, 0.55);
}

.badge-available {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background: var(--color-gold);
  color: var(--color-hero-bg);
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}

.badge-soon {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background: rgba(13, 43, 30, 0.08);
  color: rgba(13, 43, 30, 0.40);
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
}

/* ============================================
   Animation (nav CTA)
   ============================================ */

.nav-cta-diagnosis {
  border: 1px solid var(--color-border-gold);
  padding: 8px 14px;
  border-radius: 6px;
  line-height: 1.4;
  transition: background-color 0.2s ease,
              color 0.2s ease,
              box-shadow 0.2s ease;
  animation: nav-pulse 3s ease-in-out infinite;
}

.nav-cta-diagnosis .nav-cta-top {
  display: block;
  font-size: 12px;
  color: rgba(201, 168, 76, 0.88);
  font-weight: 400;
  line-height: 1.4;
}

.nav-cta-diagnosis .nav-cta-bottom {
  display: block;
  font-size: 13px;
  color: var(--color-gold);
  font-weight: 700;
  line-height: 1.4;
}

.nav-cta-diagnosis:hover {
  background-color: var(--color-gold);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(201, 168, 76, 0.4);
}

.nav-cta-diagnosis:hover .nav-cta-top,
.nav-cta-diagnosis:hover .nav-cta-bottom {
  color: var(--color-white);
}

.nav-pill:hover {
  background-color: var(--color-gold-hover);
  transition: 0.2s ease;
}

@keyframes nav-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(201, 168, 76, 0);
  }
  50% {
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-cta-diagnosis {
    animation: none;
  }
}

/* ============================================
   Shared UI (design-system-specific, ds- prefixed)
   ============================================ */

.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
  border: none;
}

.ds-btn-primary {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.ds-btn-primary:hover {
  background-color: #b8973f;
  box-shadow: 0 4px 12px rgba(201, 168, 76, 0.4);
  transform: translateY(-1px);
}

.ds-btn-secondary {
  background-color: transparent;
  color: var(--color-gold);
  border: 1.5px solid var(--color-gold);
}

.ds-btn-secondary:hover {
  background-color: var(--color-gold-hover);
}

.ds-btn-large {
  font-size: 16px;
  padding: 16px 36px;
}

.ds-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 28px;
}

.ds-card-gold {
  border-color: var(--color-gold);
  border-width: 2px;
}

.ds-card-loss {
  border-color: var(--color-loss);
}

.ds-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.ds-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ds-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.ds-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 48px 0;
}

@media (max-width: 768px) {
  .ds-grid-2,
  .ds-grid-3,
  .ds-grid-5 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Existing-class helpers (explicitly kept)
   ============================================ */

.badge-coming-soon {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  background-color: var(--color-coming-soon-bg);
  color: var(--color-coming-soon-text);
  border-radius: 4px;
  padding: 2px 8px;
  vertical-align: middle;
  margin-left: 8px;
}

.badge-available {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  background-color: var(--color-gold);
  color: var(--color-hero-bg);
  border-radius: 4px;
  padding: 2px 8px;
  vertical-align: middle;
  margin-left: 8px;
}

.stat-loss {
  color: var(--color-loss);
}

.stat-benefit {
  color: var(--color-gold);
}

.note {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
}