/* ================================================================== *
 * admin.css — 存档管理面板（admin.html）
 * 与 home.css 同色系；home.css 里的变量（--bg / --cyan / --violet 等）直接复用
 * ================================================================== */

/* 兜底：即使不引 home.css 也能独立工作 */
:root {
  --bg: #05070d;
  --line: rgba(148, 163, 184, 0.16);
  --line-hi: rgba(94, 225, 255, 0.42);
  --text: #eaf1ff;
  --muted: #93a3bd;
  --cyan: #5ee7ff;
  --violet: #a78bfa;
  --amber: #ffb347;
  --radius: 20px;
}

/* ------------------------------ 顶栏 ------------------------------ */

.admin-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 14px clamp(16px, 4vw, 48px);
  background: rgba(6, 9, 16, 0.72);
  backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--line);
}

.admin-nav-spacer {
  flex: 1 1 auto;
}

.admin-main {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(20px, 4vw, 44px) clamp(14px, 4vw, 40px) 64px;
}

/* ------------------------------ 登录 ------------------------------ */

.admin-login {
  display: grid;
  place-items: center;
  min-height: 62vh;
}

.admin-card {
  width: 100%;
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.admin-login-card {
  max-width: 520px;
}

.admin-login-card h1 {
  margin: 10px 0 12px;
  font-size: clamp(26px, 3.4vw, 36px);
  letter-spacing: -0.01em;
}

.kicker {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.muted {
  color: var(--muted);
}

.admin-card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
}

.admin-card code {
  padding: 1px 6px;
  border-radius: 6px;
  background: rgba(94, 225, 255, 0.12);
  color: var(--cyan);
  font-size: 12.5px;
}

/* ------------------------------ 表单 ------------------------------ */

.admin-label {
  display: block;
  margin: 14px 0 6px;
  font-size: 12.5px;
  color: var(--muted);
}

.admin-input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.admin-input:focus {
  border-color: var(--line-hi);
  background: rgba(94, 225, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(94, 225, 255, 0.14);
}

.admin-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
}

.admin-check input {
  width: 15px;
  height: 15px;
  accent-color: var(--cyan);
}

.admin-error {
  margin: 10px 0 0;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid rgba(248, 113, 113, 0.4);
  background: rgba(248, 113, 113, 0.12);
  color: #fca5a5;
  font-size: 13px;
}

.admin-hint {
  margin: 16px 0 0 !important;
  font-size: 12.5px;
  color: var(--muted);
}

.admin-card form button[type="submit"] {
  width: 100%;
  margin-top: 16px;
}

.btn-danger {
  color: #fff;
  background: linear-gradient(100deg, #ff7a7a, #ff4d6d);
  box-shadow: 0 14px 32px rgba(255, 77, 109, 0.28);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(255, 77, 109, 0.4);
}

/* ------------------------------ 概览 ------------------------------ */

.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  backdrop-filter: blur(8px);
}

.stat-k {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.stat-v {
  font-size: 20px;
  font-weight: 700;
}

.stat-v.ok {
  color: #34d399;
}

.stat-v.bad {
  color: #f87171;
}

/* ------------------------------ 工具栏 ------------------------------ */

.admin-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.admin-search {
  flex: 1 1 220px;
  max-width: 320px;
}

.admin-select {
  width: auto;
  min-width: 132px;
  cursor: pointer;
}

.admin-select option {
  background: #0a0f1a;
  color: var(--text);
}

.admin-count {
  font-size: 12.5px;
  color: var(--muted);
}

/* ------------------------------ 表格 ------------------------------ */

.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(10, 15, 26, 0.6);
  backdrop-filter: blur(8px);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  white-space: nowrap;
}

.admin-table th,
.admin-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.admin-table th {
  position: sticky;
  top: 0;
  background: rgba(10, 15, 26, 0.94);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.admin-table tbody tr:last-child td {
  border-bottom: 0;
}

.admin-table tbody tr:hover {
  background: rgba(94, 225, 255, 0.05);
}

.admin-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.admin-table .dim {
  color: var(--muted);
}

.cell-name {
  font-weight: 700;
  color: var(--text);
}

.ops {
  text-align: right;
}

.mini {
  padding: 6px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.mini:hover {
  border-color: var(--line-hi);
  background: rgba(94, 225, 255, 0.12);
  transform: translateY(-1px);
}

.mini.danger {
  color: #fca5a5;
  border-color: rgba(248, 113, 113, 0.32);
}

.mini.danger:hover {
  background: rgba(248, 113, 113, 0.16);
  border-color: rgba(248, 113, 113, 0.6);
}

.tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--muted);
}

.tag.ok {
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.4);
  background: rgba(52, 211, 153, 0.1);
}

.tag.bad {
  color: #f87171;
  border-color: rgba(248, 113, 113, 0.36);
  background: rgba(248, 113, 113, 0.1);
}

.tag.warn {
  color: var(--amber);
  border-color: rgba(255, 179, 71, 0.4);
  background: rgba(255, 179, 71, 0.12);
}

.admin-empty {
  padding: 34px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

.admin-note {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ------------------------------ 弹窗 ------------------------------ */

.admin-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(6px);
}

.admin-modal {
  width: 100%;
  max-width: 560px;
  max-height: 84vh;
  overflow: auto;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line-hi);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #0c1220, #070b13);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

.admin-modal h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.admin-modal p {
  margin: 0 0 6px;
  font-size: 13.5px;
  line-height: 1.7;
}

.admin-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.admin-json-wrap {
  margin: 12px 0;
  max-height: 46vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.35);
}

.admin-json {
  margin: 0;
  padding: 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: #cfe3ff;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ------------------------------ 提示条 ------------------------------ */

.admin-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 120;
  transform: translateX(-50%);
  padding: 11px 18px;
  border: 1px solid var(--line-hi);
  border-radius: 999px;
  background: rgba(10, 15, 26, 0.94);
  color: var(--text);
  font-size: 13.5px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
}

.admin-toast.ok {
  border-color: rgba(52, 211, 153, 0.5);
  color: #a7f3d0;
}

.admin-toast.bad {
  border-color: rgba(248, 113, 113, 0.5);
  color: #fecaca;
}

@media (max-width: 720px) {
  .admin-nav {
    gap: 10px;
  }

  .admin-table th,
  .admin-table td {
    padding: 10px 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mini,
  .btn-danger,
  .admin-input {
    transition: none;
  }
}