/* AlgaleX 見積管理 — Base styles */
:root {
  --color-primary: #1a5276;
  --color-primary-light: #2980b9;
  --color-accent: #e67e22;
  --color-success: #27ae60;
  --color-danger: #c0392b;
  --color-warning: #f39c12;
  --color-gray-50: #f8f9fa;
  --color-gray-100: #e9ecef;
  --color-gray-200: #dee2e6;
  --color-gray-600: #6c757d;
  --color-gray-800: #343a40;
  --color-text: #212529;
  --radius: 6px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
}

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

body {
  font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Meiryo", sans-serif;
  color: var(--color-text);
  background: var(--color-gray-50);
  line-height: 1.6;
  font-size: 14px;
}

a { color: var(--color-primary-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.header {
  background: #fff;
  border-bottom: 2px solid var(--color-primary);
  padding: 0 1.5rem;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 56px;
}
.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
  white-space: nowrap;
}
.logo:hover { text-decoration: none; }
.nav { display: flex; gap: 1.2rem; }
.nav a {
  color: var(--color-gray-800);
  font-size: 0.9rem;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
}
.nav a:hover { border-bottom-color: var(--color-primary); text-decoration: none; }
.user-info {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: var(--color-gray-600);
}

/* Main */
.main { padding: 1.5rem; }
.container { max-width: 1200px; margin: 0 auto; }

/* Footer */
.footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.8rem;
  color: var(--color-gray-600);
  margin-top: 3rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-gray-200);
  background: #fff;
  color: var(--color-text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: 0.15s;
}
.btn:hover { background: var(--color-gray-100); text-decoration: none; }
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-light); }
.btn-outline { background: transparent; }
.btn-sm { padding: 0.25rem 0.6rem; font-size: 0.8rem; }
.btn-google {
  background: #4285f4;
  color: #fff;
  border-color: #4285f4;
  padding: 0.7rem 1.5rem;
  font-size: 1rem;
}
.btn-google:hover { background: #3367d6; }

/* Page header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-header h1 { font-size: 1.4rem; }
.actions { display: flex; gap: 0.5rem; }

/* Search */
.search-form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.search-form input {
  flex: 1;
  max-width: 400px;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  font-size: 0.9rem;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.data-table th {
  background: var(--color-gray-100);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-gray-600);
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--color-gray-200);
}
.data-table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 0.9rem;
}
.data-table tbody tr:hover { background: #f5f9ff; }
.data-table.compact td,
.data-table.compact th { padding: 0.4rem 0.6rem; font-size: 0.85rem; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.stat-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.2rem;
  text-align: center;
}
.stat-value { font-size: 2rem; font-weight: 700; color: var(--color-primary); }
.stat-label { font-size: 0.85rem; color: var(--color-gray-600); margin-top: 0.3rem; }
.stat-alert .stat-value { color: var(--color-accent); }

/* Detail */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.detail-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.2rem;
}
.detail-card h2 {
  font-size: 1rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-gray-200);
}
.detail-card dl {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 0.3rem 0.8rem;
}
.detail-card dt { font-weight: 600; font-size: 0.85rem; color: var(--color-gray-600); }
.detail-card dd { font-size: 0.9rem; }

/* Badges */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-draft { background: var(--color-gray-100); color: var(--color-gray-600); }
.badge-pending_approval { background: #fef3cd; color: #856404; }
.badge-approved { background: #d4edda; color: #155724; }
.badge-rejected { background: #f8d7da; color: #721c24; }
.badge-void { background: var(--color-gray-200); color: var(--color-gray-600); }

/* Alerts */
.alert {
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.alert-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  font-size: 0.9rem;
}
.form-group textarea { min-height: 80px; resize: vertical; }
.form-row { display: flex; gap: 1rem; }
.form-row .form-group { flex: 1; }

/* Login */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}
.login-card {
  background: #fff;
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  max-width: 400px;
  width: 100%;
}
.login-card h1 { font-size: 1.3rem; margin-bottom: 0.5rem; color: var(--color-primary); }
.login-card p { color: var(--color-gray-600); margin-bottom: 1.5rem; }

/* Error page */
.error-page {
  text-align: center;
  padding: 4rem 2rem;
}
.error-page h1 { font-size: 4rem; color: var(--color-gray-200); }

/* Empty state */
.empty { color: var(--color-gray-600); font-style: italic; padding: 2rem; text-align: center; }

/* Responsive */
@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; height: auto; padding: 0.5rem 0; }
  .nav { order: 3; width: 100%; overflow-x: auto; padding-bottom: 0.3rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; }
}


/* Acceptance screens: readable forms and contained tables on narrow displays. */
.container > h1 { margin-bottom: .75rem; }
.container > h2, .container > h3 { margin: 1.5rem 0 .75rem; }
.container > p { margin-bottom: 1rem; }
.container form > p, .container form > section { margin: .75rem 0; }
.container fieldset { min-width: 0; padding: 1rem; margin: 1rem 0; border: 1px solid var(--color-gray-200); }
.container select, .container input, .container textarea { max-width: 100%; font: inherit; }
.container form > button { margin-top: .75rem; padding: .5rem 1rem; cursor: pointer; }
.container details { margin-bottom: .75rem; }
.container details summary { cursor: pointer; overflow-wrap: anywhere; }
.container details[open] summary { margin-bottom: 1rem; }
.table-wrap { max-width: 100%; overflow-x: auto; }
.table-wrap table, .table { width: 100%; border-collapse: collapse; background: #fff; }
.table-wrap th, .table-wrap td, .table th, .table td { padding: .5rem .75rem; border-bottom: 1px solid var(--color-gray-200); text-align: left; }
.alert-danger { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.trial-notice { background: #fff6db; color: #594313; border: 1px solid #e5c977; margin-bottom: 1rem; }
@media (max-width: 768px) {
  .header-inner { gap: .5rem; }
  .user-info { flex-wrap: wrap; }
  .nav { flex-shrink: 0; }
  .nav a { white-space: nowrap; }
  .main { padding: 1rem; }
  .data-table { display: block; overflow-x: auto; }
  .detail-card, .form-group, .search-form input { min-width: 0; }
  .detail-card dd { overflow-wrap: anywhere; }
}

@media (max-width: 768px) { .data-table th, .data-table td { white-space: nowrap; } }