:root {
  color-scheme: light;
  --admin-bg: #f4f5fa;
  --admin-panel: #ffffff;
  --admin-text: #1a2233;
  --admin-muted: #6b7890;
  --admin-line: #e2e6f0;
  --admin-primary: #6255ff;
  --admin-primary-dark: #4d3ff0;
  --admin-primary-soft: #eeecff;
  --admin-danger: #e5484d;
  --admin-success: #2ba85e;
  --admin-sidebar: #1e2434;
  --admin-sidebar-text: #aab4cc;
  --admin-sidebar-active: #6255ff;
  --admin-radius: 10px;
  --admin-shadow: 0 2px 10px rgba(30, 36, 52, 0.06);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body { height: 100%; margin: 0; }

body.admin-body {
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--admin-text);
  background: var(--admin-bg);
  overflow: auto;
}

button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 14px; }

.muted { color: var(--admin-muted); }
.small { font-size: 12px; }

/* ========== 登录页 ========== */
.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(98, 85, 255, 0.18), transparent 60%),
    radial-gradient(1000px 500px at 100% 100%, rgba(43, 168, 94, 0.12), transparent 60%),
    var(--admin-bg);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--admin-panel);
  border-radius: 16px;
  padding: 40px 32px;
  box-shadow: 0 12px 40px rgba(30, 36, 52, 0.12);
}

.login-brand { text-align: center; margin-bottom: 24px; }
.login-brand h1 { margin: 12px 0 4px; font-size: 22px; }
.login-brand p { margin: 0; color: var(--admin-muted); font-size: 13px; }

.brand-logo {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--admin-primary), #8579ff);
  color: #fff;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 24px;
  box-shadow: 0 6px 18px rgba(98, 85, 255, 0.35);
}

.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-form label { display: flex; flex-direction: column; gap: 6px; }
.login-form label > span { font-weight: 500; color: var(--admin-text); }
.login-form input {
  padding: 10px 12px;
  border: 1px solid var(--admin-line);
  border-radius: 8px;
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.login-form input:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(98, 85, 255, 0.12);
}

.form-error {
  background: #fdecec;
  color: var(--admin-danger);
  border: 1px solid #f7c8c8;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
}

.login-tip {
  margin: 8px 0 0;
  text-align: center;
  color: var(--admin-muted);
  font-size: 12px;
}
.login-tip code {
  background: var(--admin-primary-soft);
  color: var(--admin-primary-dark);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
}

/* ========== 按钮 ========== */
.primary-btn {
  background: var(--admin-primary);
  color: #fff;
  border: 0;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 500;
  transition: background 0.15s, transform 0.05s;
}
.primary-btn:hover { background: var(--admin-primary-dark); }
.primary-btn:active { transform: translateY(1px); }
.primary-btn.small { padding: 6px 12px; font-size: 13px; }

.ghost-btn {
  background: transparent;
  color: var(--admin-text);
  border: 1px solid var(--admin-line);
  padding: 9px 16px;
  border-radius: 8px;
  transition: background 0.15s, border-color 0.15s;
}
.ghost-btn:hover { background: #f5f6fb; border-color: #ccd3e2; }

.danger-btn {
  background: #fff;
  color: var(--admin-danger);
  border: 1px solid #f3c0c2;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
  transition: background 0.15s;
}
.danger-btn:hover { background: #fdecec; }

.small-btn {
  background: var(--admin-primary);
  color: #fff;
  border: 0;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.small-btn:hover { background: var(--admin-primary-dark); }

/* ========== 管理视图 ==========
   新结构由 .admin-layout (flex) 承载侧边栏 + 主区域，
   .admin-view 仅作外层容器，不能再使用 grid —— 否则唯一的子元素
   .admin-layout 会被塞进 240px 的第一列，导致主区域被压成 ~16px 而无法操作。 */
.admin-view {
  display: block;
  min-height: 100vh;
}

.admin-sidebar {
  background: var(--admin-sidebar);
  color: var(--admin-sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 12px;
}
.sidebar-brand strong { color: #fff; display: block; font-size: 15px; }
.sidebar-brand span { font-size: 12px; color: var(--admin-sidebar-text); }

.brand-logo-sm {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--admin-primary), #8579ff);
  color: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: transparent;
  color: var(--admin-sidebar-text);
  border: 0;
  border-radius: 8px;
  font-size: 14px;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}
.nav-item:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }
.nav-item.active {
  background: rgba(98, 85, 255, 0.18);
  color: #fff;
}
.nav-item svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.sidebar-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--admin-sidebar-text);
  font-size: 13px;
}
.sidebar-footer .ghost-btn {
  background: transparent;
  color: var(--admin-sidebar-text);
  border-color: rgba(255, 255, 255, 0.15);
  padding: 6px 12px;
  font-size: 13px;
}
.sidebar-footer .ghost-btn:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }

/* ========== 主区域 ========== */
.admin-main {
  padding: 24px 32px 60px;
  max-width: 1100px;
}
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}
.admin-header h2 { margin: 0 0 4px; font-size: 22px; }
.admin-header p { margin: 0; color: var(--admin-muted); }

.save-status {
  font-size: 13px;
  color: var(--admin-success);
  padding: 6px 12px;
  background: #e8f7ee;
  border-radius: 20px;
  opacity: 0;
  transition: opacity 0.2s;
}
.save-status.show { opacity: 1; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.card {
  background: var(--admin-panel);
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow);
  padding: 24px;
  margin-bottom: 20px;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 12px;
}
.card-head h3 { margin: 0; font-size: 16px; }
.card-actions { display: flex; gap: 8px; }

/* ========== 概览 ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--admin-panel);
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-label { color: var(--admin-muted); font-size: 13px; }
.stat-card strong { font-size: 28px; font-weight: 700; color: var(--admin-primary); }
.stat-card small { color: var(--admin-muted); font-size: 12px; }

.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.quick-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--admin-line);
  border-radius: 10px;
  text-decoration: none;
  color: var(--admin-text);
  transition: border-color 0.15s, background 0.15s;
}
.quick-link:hover { border-color: var(--admin-primary); background: var(--admin-primary-soft); }
.quick-link strong { display: block; margin-bottom: 2px; }
.quick-link small { color: var(--admin-muted); }
.ql-icon { font-size: 22px; }

/* ========== 表单 ========== */
.form-card form { display: flex; flex-direction: column; gap: 16px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 20px;
  margin-bottom: 8px;
}
.form-grid label { display: flex; flex-direction: column; gap: 6px; }
.form-grid label.col-2 { grid-column: span 2; }
.form-grid label > span { font-weight: 500; font-size: 13px; }
.form-grid input[type="text"],
.form-grid input[type="password"],
.form-grid input:not([type="checkbox"]):not([type="color"]):not([type="range"]),
.form-grid textarea,
.form-grid select {
  padding: 9px 12px;
  border: 1px solid var(--admin-line);
  border-radius: 8px;
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}
.form-grid input[type="color"] {
  width: 60px; height: 36px;
  border: 1px solid var(--admin-line);
  border-radius: 8px;
  padding: 2px;
  cursor: pointer;
}
.form-grid textarea { resize: vertical; min-height: 64px; }
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(98, 85, 255, 0.12);
}

.checks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}
.check {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--admin-line);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
}
.check:hover { background: #f7f8fc; }
.check input { accent-color: var(--admin-primary); width: 16px; height: 16px; }

.form-actions {
  display: flex;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--admin-line);
  margin-top: 8px;
}

/* ========== 数字人列表 ========== */
.humans-list { display: flex; flex-direction: column; gap: 12px; }
.human-item {
  border: 1px solid var(--admin-line);
  border-radius: 10px;
  padding: 16px;
  background: #fafbff;
}
.human-item-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.human-item-title { display: flex; align-items: center; gap: 8px; }
.human-item-title strong { font-size: 15px; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  background: var(--admin-primary-soft);
  color: var(--admin-primary-dark);
}
.badge.default { background: #e8f7ee; color: var(--admin-success); }

.human-item-body {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 16px;
}
.human-appearance {
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  border: 1px solid var(--admin-line);
}
.appearance-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
}
.appearance-row span:first-child { color: var(--admin-muted); }
.color-chip {
  display: inline-block;
  width: 16px; height: 16px;
  border-radius: 4px;
  vertical-align: middle;
  margin-right: 6px;
  border: 1px solid rgba(0,0,0,0.1);
}
.human-appearance .appearance-row:last-child { margin-bottom: 0; }

.human-form-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 14px;
}
.human-form-mini label { display: flex; flex-direction: column; gap: 4px; }
.human-form-mini label.full { grid-column: span 2; }
.human-form-mini span { font-size: 12px; color: var(--admin-muted); }
.human-form-mini input, .human-form-mini select, .human-form-mini textarea {
  padding: 7px 10px;
  border: 1px solid var(--admin-line);
  border-radius: 6px;
  background: #fff;
  outline: none;
}
.human-form-mini textarea { resize: vertical; min-height: 56px; }
.human-form-mini input:focus, .human-form-mini select:focus, .human-form-mini textarea:focus {
  border-color: var(--admin-primary);
}
.human-form-mini .appearance-sub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  grid-column: span 2;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--admin-line);
  border-radius: 8px;
}
.human-form-mini .appearance-sub label { flex-direction: column; }
.human-form-mini .appearance-sub input[type="color"] { width: 100%; height: 32px; }

.human-item .badge.glb {
  background: linear-gradient(135deg, #6255ff, #9d4edd);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
}

.human-item .glb-url {
  font-family: monospace;
  font-size: 11px;
  color: #6255ff;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.glb-upload-section {
  grid-column: span 2;
  margin-top: 12px;
  padding: 14px;
  background: linear-gradient(135deg, rgba(98, 85, 255, 0.05), rgba(157, 78, 221, 0.05));
  border: 1px dashed rgba(98, 85, 255, 0.3);
  border-radius: 10px;
}

.glb-upload-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.glb-upload-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--admin-text);
}

.glb-upload-area {
  position: relative;
}

.glb-drop-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 20px;
  border: 2px dashed rgba(98, 85, 255, 0.3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.2s ease;
}

.glb-drop-zone:hover,
.glb-drop-zone.dragover {
  border-color: #6255ff;
  background: rgba(98, 85, 255, 0.05);
}

.glb-drop-icon {
  font-size: 28px;
}

.glb-drop-text {
  font-size: 13px;
  font-weight: 500;
  color: var(--admin-text);
}

.glb-drop-hint {
  font-size: 11px;
  color: var(--admin-muted);
}

.glb-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px;
}

.glb-progress-bar {
  width: 100%;
  height: 4px;
  background: rgba(98, 85, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.glb-progress-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 60%;
  background: linear-gradient(90deg, #6255ff, #9d4edd);
  animation: glbProgress 1.5s ease-in-out infinite;
}

@keyframes glbProgress {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

.glb-progress-text {
  font-size: 12px;
  color: var(--admin-muted);
}

.glb-current {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 8px;
  font-size: 12px;
}

.glb-current-icon {
  font-size: 14px;
}

.glb-current-name {
  font-family: monospace;
  color: #16a34a;
  font-weight: 500;
}

.glb-url-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--admin-line);
}

.glb-url-label {
  font-size: 12px;
  color: var(--admin-muted);
  white-space: nowrap;
}

.glb-url-input {
  flex: 1;
  min-width: 0;
  padding: 7px 10px;
  border: 1px solid var(--admin-line);
  border-radius: 6px;
  font-size: 12px;
  font-family: monospace;
  color: var(--admin-text);
  background: var(--admin-panel);
  transition: border-color 0.15s;
}

.glb-url-input:focus {
  outline: none;
  border-color: var(--admin-primary);
}

.human-item-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--admin-line);
}

/* ========== Toast ========== */
.admin-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--admin-text);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  animation: toastIn 0.2s ease-out;
}
.admin-toast.success { background: var(--admin-success); }
.admin-toast.error { background: var(--admin-danger); }

@keyframes toastIn {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ========== 响应式 ========== */
@media (max-width: 860px) {
  .admin-view { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .sidebar-nav { flex-direction: row; flex-wrap: wrap; flex: 1; }
  .sidebar-footer { border-top: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid label.col-2 { grid-column: span 1; }
  .human-item-body { grid-template-columns: 1fr; }
  .human-form-mini { grid-template-columns: 1fr; }
  .human-form-mini label.full { grid-column: span 1; }
  .human-form-mini .appearance-sub { grid-column: span 1; }
  .glb-upload-section { grid-column: span 1; }
}