/* ============ WLKey Manager — UI ============ */
:root {
  --bg: #f1f4f9;
  --panel: #ffffff;
  --panel-2: #f7f9fc;
  --text: #1c2433;
  --text-dim: #64748b;
  --border: #e2e8f0;
  --primary: #2563eb;
  --primary-h: #1d4ed8;
  --ok: #16a34a;
  --warn: #d97706;
  --err: #dc2626;
  --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 4px 14px rgba(15, 23, 42, .06);
  --radius: 12px;
}
body.dark {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1d2536;
  --text: #e6ebf4;
  --text-dim: #8b96ab;
  --border: #2a3450;
  --primary: #3b82f6;
  --primary-h: #60a5fa;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
  --shadow: 0 1px 3px rgba(0, 0, 0, .4);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px;
}
.hidden { display: none !important; }
a { color: var(--primary); text-decoration: none; }

/* ---------- login ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: stretch; justify-content: center;
  background: var(--bg);
}
.login-hero {
  flex: 1.1; display: flex; flex-direction: column; justify-content: center;
  padding: 60px 7vw; color: #fff; position: relative; overflow: hidden;
  background:
    radial-gradient(900px 550px at 15% 15%, rgba(96, 165, 250, .35), transparent 60%),
    radial-gradient(800px 600px at 90% 85%, rgba(139, 92, 246, .40), transparent 55%),
    linear-gradient(135deg, #1e3a8a 0%, #111a3e 55%, #17122e 100%);
}
.login-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1.4px);
  background-size: 26px 26px; opacity: .5;
}
.hero-badge {
  width: 64px; height: 64px; border-radius: 18px; font-size: 30px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 26px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(6px);
}
.login-hero h1 { font-size: 42px; line-height: 1.12; letter-spacing: -.5px; }
.login-hero h1 span { color: #7dd3fc; }
.login-hero p { margin-top: 14px; color: #c7d2fe; font-size: 15.5px; line-height: 1.55; }
.hero-points { margin-top: 30px; list-style: none; color: #e0e7ff; font-size: 14px; }
.hero-points li { padding: 6px 0; }

.login-form-side {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 40px 28px;
}
.login-card {
  width: 400px; max-width: 100%;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 18px; box-shadow: var(--shadow); padding: 38px 36px;
  animation: rise .35s ease;
}
@keyframes rise { from { transform: translateY(14px); opacity: 0; } }
.login-card h2 { font-size: 21px; margin-bottom: 4px; }
.login-sub { color: var(--text-dim); margin-bottom: 22px; font-size: 13px; line-height: 1.5; }
.login-card label { display: block; margin: 14px 0 6px; font-weight: 600; font-size: 12.5px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .04em; }
.input-wrap { position: relative; }
.input-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 17px; height: 17px; fill: var(--text-dim); pointer-events: none;
}
.input-wrap input { width: 100%; padding: 11px 40px 11px 38px; font-size: 14px; }
.pw-eye {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer; padding: 7px; border-radius: 7px;
}
.pw-eye svg { width: 18px; height: 18px; fill: var(--text-dim); display: block; }
.pw-eye:hover svg { fill: var(--text); }
.login-error, .form-error { margin-top: 12px; }
.totp-illustration { font-size: 44px; text-align: center; margin: 4px 0 10px; }
.totp-input {
  width: 100%; text-align: center; font-size: 26px; letter-spacing: 10px;
  font-family: Consolas, monospace; padding: 12px 10px 12px 20px; margin: 4px 0 6px;
}
.back-link {
  background: none; border: none; color: var(--primary); cursor: pointer;
  font-size: 13px; padding: 0; margin-bottom: 10px; font-weight: 600;
}
.back-link:hover { text-decoration: underline; }
.shake { animation: shake .35s ease; }
@keyframes shake {
  20% { transform: translateX(-7px); } 40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); } 80% { transform: translateX(3px); }
}

@media (max-width: 880px) {
  .login-hero { display: none; }
  .login-form-side { padding: 24px 16px; }
}

/* ---------- layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 232px; flex-shrink: 0; background: var(--panel);
  border-right: 1px solid var(--border); display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.brand {
  display: flex; align-items: center; gap: 10px; padding: 18px 20px;
  font-size: 16px; border-bottom: 1px solid var(--border);
}
.brand-icon { font-size: 22px; }
.brand-text b { color: var(--primary); }
#nav { padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 10px 12px;
  border-radius: 9px; color: var(--text-dim); cursor: pointer; font-weight: 500;
}
.nav-item svg { width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--primary); color: #fff; }
.sidebar-footer {
  border-top: 1px solid var(--border); padding: 12px; display: flex;
  align-items: center; gap: 8px;
}
.whoami { flex: 1; color: var(--text-dim); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; }
.icon-btn { padding: 6px 9px; }
.main { flex: 1; padding: 26px 30px; max-width: 1400px; }

/* ---------- common ---------- */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head h2 { font-size: 20px; }
.page-head .sub { color: var(--text-dim); font-size: 13px; margin-top: 3px; }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px;
}
.toolbar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.toolbar .spacer { flex: 1; }
input, select, textarea {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 8px 11px; font-size: 13.5px; font-family: inherit;
  outline: none; transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); }
textarea { resize: vertical; }
.toolbar input[type="search"], .toolbar select { min-width: 160px; }

.btn {
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  border-radius: 8px; padding: 8px 14px; font-size: 13.5px; cursor: pointer;
  font-weight: 500; display: inline-flex; align-items: center; gap: 6px;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--panel-2); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-h); }
.btn.danger { color: var(--err); border-color: var(--err); }
.btn.danger:hover { background: var(--err); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--text-dim); }
.btn.ghost:hover { background: var(--panel-2); color: var(--text); }
.btn.wide { width: 100%; justify-content: center; margin-top: 16px; }
.btn.sm { padding: 4px 9px; font-size: 12.5px; border-radius: 6px; }

/* ---------- table ---------- */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; }
.tbl th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
  color: var(--text-dim); padding: 10px 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.tbl td { padding: 11px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr:hover { background: var(--panel-2); }
.mono { font-family: Consolas, "Courier New", monospace; font-size: 12.5px; }
.dim { color: var(--text-dim); }
.clip { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: middle; }
.row-actions { display: flex; gap: 4px; flex-wrap: wrap; }

.pager { display: flex; align-items: center; gap: 10px; margin-top: 14px; justify-content: flex-end; color: var(--text-dim); font-size: 13px; }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 20px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .02em;
}
.badge.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.badge.err { background: color-mix(in srgb, var(--err) 15%, transparent); color: var(--err); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.info { background: color-mix(in srgb, var(--primary) 14%, transparent); color: var(--primary); }

/* ---------- dashboard ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.stat .n { font-size: 26px; font-weight: 700; }
.stat .l { color: var(--text-dim); font-size: 12.5px; margin-top: 2px; }
.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 1100px) { .grid-2 { grid-template-columns: 1fr; } }
.card h3 { font-size: 15px; margin-bottom: 14px; }

/* ---------- forms / modal ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; color: var(--text-dim); }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; }
.form-hint { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
.form-error { color: var(--err); font-size: 13px; margin-top: 10px; text-align: center; }
.check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; }
.check input { width: auto; }
.modal-overlay {
  position: fixed; inset: 0; background: rgba(8, 12, 22, .55); z-index: 50;
  display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto;
}
.modal {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  width: 640px; max-width: 100%; box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
  animation: pop .18s ease;
}
.modal.wide { width: 860px; }
@keyframes pop { from { transform: translateY(10px); opacity: 0; } }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-head h3 { font-size: 16px; }
.modal-body { padding: 20px; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--text-dim); }

/* ---------- toast ---------- */
#toast-root { position: fixed; right: 18px; bottom: 18px; z-index: 99; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--ok);
  box-shadow: var(--shadow); border-radius: 10px; padding: 11px 16px; min-width: 240px;
  font-size: 13.5px; animation: slide .2s ease;
}
.toast.err { border-left-color: var(--err); }
.toast.warn { border-left-color: var(--warn); }
@keyframes slide { from { transform: translateX(20px); opacity: 0; } }

/* ---------- chart ---------- */
.chart-wrap canvas { width: 100%; height: 220px; display: block; }
.chart-legend { display: flex; gap: 16px; margin-top: 10px; font-size: 12.5px; color: var(--text-dim); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }

.kv { display: grid; grid-template-columns: 180px 1fr; gap: 7px 14px; font-size: 13.5px; }
.kv dt { color: var(--text-dim); }
.kv dd { word-break: break-all; }
.section-title { margin: 18px 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-dim); }

@media (max-width: 860px) {
  .sidebar { width: 64px; }
  .brand-text, .nav-item svg + *, .whoami, #logout-btn { display: none; }
  .nav-item { justify-content: center; padding: 12px 8px; }
  .main { padding: 18px; }
  .form-grid { grid-template-columns: 1fr; }
}