:root {
  --color-primary-dark: #14532D;
  --color-primary: #16A34A;
  --color-primary-light: #4ADE80;
  --color-accent-gold: #D4A017;
  --color-accent-gold-light: #F5C451;
  --color-text: #2D2D2D;
  --color-text-muted: #6B7280;
  --color-bg: #F8FAF9;
  --color-bg-card: #FFFFFF;
  --color-border: #E5E7EB;

  /* 既存クラスとの互換のためのエイリアス(意味は変えず、新パレットに合わせる) */
  --color-surface: var(--color-bg-card);
  --color-primary-hover: var(--color-primary-dark);
  --color-danger: #dc2626;
  --color-success: var(--color-primary);
  --radius: 10px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Noto Sans JP", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

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

h1, h2, h3 {
  font-family: "Noto Sans JP", "Inter", sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.app-shell { display: flex; min-height: 100vh; align-items: stretch; }

.app-sidebar {
  width: 220px;
  flex: 0 0 220px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, #0d3b20 100%);
  padding: 20px 0;
  color: rgba(255, 255, 255, 0.92);
}
.app-sidebar__brand {
  display: block;
  padding: 0 17px 16px 17px;
  margin-bottom: 8px;
}
.app-sidebar__brand__panel {
  display: block;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 10px;
  padding: 6px 10px;
}
.app-sidebar__brand img { display: block; width: 100%; max-width: 170px; height: auto; }
.app-sidebar__nav { display: flex; flex-direction: column; gap: 2px; margin-top: 8px; }
.app-sidebar__nav a {
  padding: 10px 16px 10px 14px;
  border-left: 3px solid transparent;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.app-sidebar__nav a:hover { background: rgba(255, 255, 255, 0.08); text-decoration: none; color: #fff; }
.app-sidebar__nav a.active {
  background: rgba(255, 255, 255, 0.1);
  border-left-color: var(--color-accent-gold);
  color: #fff;
  font-weight: 600;
}
.app-sidebar__user {
  margin-top: auto;
  padding: 16px 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}
.app-sidebar__user a { color: rgba(255, 255, 255, 0.85); }
.app-sidebar__user .link-button { color: rgba(255, 255, 255, 0.7); }

.app-main { flex: 1; min-width: 0; padding: 24px; }
.app-main--auth {
  max-width: 1000px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 32px 32px 28px;
  max-width: 360px;
  width: 100%;
  text-align: center;
}
.login-card__logo { margin-bottom: 20px; }
.login-card__logo img { max-width: 220px; width: 100%; height: auto; margin: 0 auto; }
.login-card h1 { font-size: 18px; color: var(--color-text-muted); margin: 0 0 20px; font-weight: 600; }
.login-card form { text-align: left; }

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 20px;
  margin-bottom: 16px;
}

h1 { font-size: 22px; margin-top: 0; }
h2 { font-size: 18px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--color-border); font-size: 14px; }
th { color: var(--color-text-muted); font-weight: 600; }

.form-group { margin-bottom: 14px; }
label { display: block; font-size: 13px; color: var(--color-text-muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], textarea, select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-bg-card);
  color: var(--color-text);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
}
textarea { min-height: 100px; resize: vertical; }

.btn {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: filter 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { filter: brightness(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 60%, var(--color-primary-dark) 100%);
  color: #fff;
  border-color: transparent;
}
.btn-primary:hover { filter: brightness(1.05); }

/* ここぞという場面(記事生成・公開等の主要アクション)専用。多用しないこと。 */
.btn-accent {
  background: linear-gradient(135deg, var(--color-accent-gold-light) 0%, var(--color-accent-gold) 100%);
  color: #3a2a04;
  border-color: transparent;
  font-weight: 600;
}
.btn-accent:hover { filter: brightness(1.05); }

.btn-danger { color: var(--color-danger); border-color: var(--color-danger); background: var(--color-bg-card); }

.link-button { background: none; border: none; color: var(--color-primary); cursor: pointer; font-size: 14px; padding: 0; }
.link-button:hover { text-decoration: underline; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.badge-draft { background: #eee; color: #555; }
.badge-generated { background: #dbeafe; color: #1d4ed8; }
.badge-reviewed { background: #fef3c7; color: #92400e; }
.badge-posted { background: #dcfce7; color: var(--color-primary-dark); }
.badge-failed { background: #fee2e2; color: #991b1b; }
.badge-admin { background: linear-gradient(135deg, var(--color-accent-gold-light), var(--color-accent-gold)); color: #3a2a04; }

.alert { padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 14px; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #dcfce7; color: var(--color-primary-dark); border: 1px solid #bbf7d0; }

.preview-image { max-width: 400px; border-radius: var(--radius-sm); border: 1px solid var(--color-border); }
.article-body-preview { border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 16px; background: var(--color-bg); }

.toolbar { display: flex; gap: 8px; margin-bottom: 16px; }
.muted { color: var(--color-text-muted); font-size: 13px; }

.app-footer {
  padding: 16px 24px;
  text-align: center;
  border-top: 1px solid var(--color-border);
}
.footer-copyright {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-muted);
}
.footer-copyright span { margin-left: 4px; }
.footer-copyright a { color: var(--color-text-muted); text-decoration: underline; }