/* ── OKR 管理平台 共享样式 ──────────────────────────────────────────── */
:root {
  --primary: #6d28d9;
  --primary-light: #8b5cf6;
  --primary-dark: #5b21b6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --bg: #f5f5f7;
  --card-bg: #fff;
  --text: #1e293b;
  --text-secondary: #64748b;
  --border: #e2e8f0;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --font: "PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; }

/* ── Header ─────────────────────────────────────────────────────────── */
.header {
  background: linear-gradient(135deg, #0f172a 0%, #7c3aed 50%, #6d28d9 100%);
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 18px;
  color: #fff;
  box-shadow: 0 2px 20px rgba(109,40,217,0.25);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
  white-space: nowrap;
}
.header .nav-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}
.header .user-info {
  font-size: 13px;
  opacity: 0.9;
}
.header .btn-logout {
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 6px 16px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 13px;
  transition: .2s;
}
.header .btn-logout:hover { background: rgba(255,255,255,0.3); }

/* ── Card ───────────────────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 20px;
}

/* ── Buttons ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: .2s;
  font-family: var(--font);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: #f8f5ff; border-color: var(--primary-light); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Form ───────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font);
  transition: .2s;
  outline: none;
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(109,40,217,0.1); }
.form-input::placeholder { color: #94a3b8; }
select.form-input { appearance: auto; }

/* ── Tabs ───────────────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  background: #f1f0f5;
  padding: 4px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.tab-btn {
  flex: 1;
  padding: 10px 16px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: .2s;
  font-family: var(--font);
}
.tab-btn.active {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
.tab-btn:hover:not(.active) { color: var(--text); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Table ──────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th, td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
th {
  background: #f8f7fc;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}
tr:hover td { background: #faf9fe; }

/* ── Badge ──────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}
.badge-primary { background: #ede9fe; color: var(--primary); }
.badge-success { background: #d1fae5; color: #059669; }
.badge-warning { background: #fef3c7; color: #d97706; }
.badge-danger { background: #fee2e2; color: #dc2626; }
.badge-info { background: #dbeafe; color: #2563eb; }
.badge-gray { background: #f1f5f9; color: #64748b; }

/* ── Progress Bar ───────────────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}
.progress-bar .fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary));
  transition: width .4s ease;
}

/* ── Modal ──────────────────────────────────────────────────────────── */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: .2s;
}
.modal-mask.show { opacity: 1; pointer-events: auto; }
.modal {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 520px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
  padding: 28px;
  transform: translateY(20px);
  transition: .25s;
}
.modal-mask.show .modal { transform: translateY(0); }
.modal-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
}

/* ── Toast ──────────────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 14px;
  box-shadow: var(--shadow);
  animation: toastIn .3s ease;
  max-width: 360px;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.warning { background: var(--warning); }
.toast.info { background: var(--info); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ── Utility ────────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-10 { gap: 10px; }
.hidden { display: none !important; }