/* ============ 全局重置 ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; background: #f0f2f5; color: #333; height: 100%; }
a { text-decoration: none; color: inherit; }

/* ============ 主页 ============ */
.index-container { max-width: 1200px; margin: 0 auto; padding: 40px 20px; position: relative; z-index: 1; }
.index-header { text-align: center; padding: 40px 20px; }
.index-header h1 { font-size: 32px; background: linear-gradient(135deg, #667eea, #e040fb); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 10px; }
.index-header p { color: rgba(255,255,255,0.6); font-size: 14px; }
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; padding: 0 0 40px; }
.tool-card { background: rgba(255,255,255,0.06); backdrop-filter: blur(10px); border-radius: 16px; padding: 28px 24px; cursor: pointer; transition: all 0.3s; border: 1px solid rgba(255,255,255,0.1); text-align: center; color: #fff; }
.tool-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.3), 0 0 0 1px rgba(102,126,234,0.4); background: rgba(255,255,255,0.1); border-color: rgba(102,126,234,0.4); }
.tool-card .icon { font-size: 42px; margin-bottom: 14px; }
.tool-card h3 { font-size: 17px; margin-bottom: 8px; color: #fff; }
.tool-card p { font-size: 13px; color: rgba(255,255,255,0.6); }
.categories { display: flex; flex-wrap: wrap; gap: 8px; padding: 20px 0 10px; }
.cat-btn { padding: 6px 16px; border-radius: 20px; border: 1px solid #e0e0e0; background: #fff; cursor: pointer; font-size: 13px; color: #666; transition: all 0.3s; }
.cat-btn:hover, .cat-btn.active { background: #667eea; color: #fff; border-color: #667eea; }

/* ============ 工具页面布局 — 一体化控制台 ============ */
.tool-page { display: flex; min-height: 100vh; overflow: auto; justify-content: center; align-items: center; background: linear-gradient(160deg, #0f0c29 0%, #302b63 50%, #24243e 100%); padding: 20px; }
.tool-page::before { content: ''; position: fixed; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(ellipse at 30% 20%, rgba(102,126,234,0.15) 0%, transparent 50%), radial-gradient(ellipse at 70% 80%, rgba(118,75,162,0.12) 0%, transparent 50%), radial-gradient(ellipse at 50% 50%, rgba(7,193,96,0.06) 0%, transparent 60%); pointer-events: none; z-index: 0; }

/* 控制台外框 — 包裹手机和设置面板 */
.console-frame { display: flex; flex-direction: row; background: #fff; border-radius: 20px; box-shadow: 0 25px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08), 0 0 120px rgba(102,126,234,0.15); overflow: hidden; position: relative; z-index: 1; animation: consoleFadeIn 0.6s ease-out; }
@keyframes consoleFadeIn { from { opacity: 0; transform: translateY(20px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

/* 左侧手机预览区 */
.preview-area { display: flex; align-items: center; justify-content: center; flex-shrink: 0; padding: 24px 16px 24px 24px; position: relative; background: linear-gradient(180deg, #fafbfc 0%, #f0f2f5 100%); }
.preview-label { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); font-size: 11px; color: #666; background: rgba(255,255,255,0.95); padding: 4px 14px; border-radius: 12px; z-index: 5; font-weight: 600; letter-spacing: 0.5px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }

/* 手机外框 — 全面屏比例 375×812 */
.phone-frame { width: 375px; height: 812px; background: #fff; border-radius: 40px; overflow: hidden; position: relative; display: flex; flex-direction: column; flex-shrink: 0; box-shadow: inset 0 0 0 2px #2d2d2d, 0 0 0 6px #1a1a1a, 0 0 0 8px #333, 0 0 25px rgba(0,0,0,0.3); }
.phone-frame::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 120px; height: 30px; background: #1a1a1a; border-radius: 0 0 20px 20px; z-index: 101; }
.phone-frame::after { content: ''; position: absolute; top: 10px; left: 50%; transform: translateX(-50%); width: 60px; height: 4px; background: #333; border-radius: 2px; z-index: 102; }
.phone-frame .phone-content { flex: 1; overflow: hidden; display: flex; flex-direction: column; position: relative; }
.phone-frame .phone-scroll { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; }

/* 手机顶部状态栏 */
.p-status-bar { display: flex; justify-content: space-between; align-items: center; padding: 12px 24px 4px; font-size: 10px; color: #333; background: #fff; }
.p-status-bar.dark { color: #fff; background: transparent; }

/* 手机导航栏 */
.p-nav-bar { display: flex; align-items: center; padding: 8px 16px; font-size: 15px; background: #fff; border-bottom: 1px solid #f0f0f0; min-height: 44px; }
.p-nav-bar.dark { color: #fff; background: #1a1a1a; border-bottom-color: #333; }
.p-nav-back { font-size: 22px; width: 30px; cursor: pointer; color: #576b95; }
.p-nav-bar.dark .p-nav-back { color: #fff; }
.p-nav-title { flex: 1; text-align: center; font-weight: 600; }
.p-nav-right { width: 30px; }

/* 右侧设置面板 */
.settings-area { width: 400px; background: #fafbfc; display: flex; flex-direction: column; overflow: hidden; flex-shrink: 0; border-left: 1px solid #e8e8e8; }
.settings-header { padding: 20px 24px; border-bottom: 1px solid #e8e8e8; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.settings-header h3 { font-size: 16px; color: #fff; font-weight: 700; display: flex; align-items: center; gap: 8px; letter-spacing: 0.3px; }
.settings-header p { font-size: 12px; color: rgba(255,255,255,0.8); margin-top: 6px; }
.settings-body { flex: 1; overflow-y: auto; padding: 16px 20px; }
.settings-section { margin-bottom: 20px; }
.settings-section h4 { font-size: 12px; color: #667eea; margin-bottom: 12px; padding: 6px 12px; background: linear-gradient(135deg, #f0f2ff 0%, #f5f0ff 100%); border-radius: 8px; font-weight: 700; letter-spacing: 0.5px; border-left: 3px solid #667eea; }
.settings-group { margin-bottom: 14px; }
.settings-group label { display: block; font-size: 12px; color: #555; margin-bottom: 6px; font-weight: 600; letter-spacing: 0.2px; }
.settings-group input[type="text"],
.settings-group input[type="number"],
.settings-group input[type="url"],
.settings-group select,
.settings-group textarea { width: 100%; padding: 10px 14px; border: 1.5px solid #e0e0e0; border-radius: 10px; font-size: 13px; transition: all 0.25s; outline: none; font-family: inherit; background: #fff; color: #333; }
.settings-group input:focus,
.settings-group select:focus,
.settings-group textarea:focus { border-color: #667eea; box-shadow: 0 0 0 4px rgba(102,126,234,0.08); transform: translateY(-1px); }
.settings-group input:hover,
.settings-group select:hover,
.settings-group textarea:hover { border-color: #c0c0c0; }
.settings-group textarea { resize: vertical; min-height: 60px; }

/* ============ 头像上传区域 ============ */
.avatar-upload-wrap { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; padding: 14px; background: #fff; border-radius: 14px; border: 2px dashed #d8dce6; transition: all 0.3s; }
.avatar-upload-wrap:hover { border-color: #667eea; background: linear-gradient(135deg, #f8f9ff 0%, #fdf8ff 100%); box-shadow: 0 4px 16px rgba(102,126,234,0.08); }
.avatar-upload-wrap .au-preview { width: 68px; height: 68px; border-radius: 50%; object-fit: cover; border: 3px solid #fff; box-shadow: 0 4px 16px rgba(0,0,0,0.1); flex-shrink: 0; background: #e8e8e8; transition: all 0.3s; }
.avatar-upload-wrap .au-preview.square { border-radius: 12px; }
.avatar-upload-wrap .au-actions { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.au-btn { display: inline-flex; align-items: center; justify-content: center; gap: 5px; padding: 8px 16px; border-radius: 10px; font-size: 12px; cursor: pointer; border: none; font-weight: 600; transition: all .25s; white-space: nowrap; letter-spacing: 0.2px; }
.au-btn.upload-btn { background: #e8f0fe; color: #1a73e8; }
.au-btn.upload-btn:hover { background: #1a73e8; color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(26,115,232,0.3); }
.au-btn.random-btn { background: #fff3e0; color: #f57c00; }
.au-btn.random-btn:hover { background: #f57c00; color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(245,124,0,0.3); }

/* 紧凑头像行（多消息/帖子用） */
.msg-avatar-row { display: flex; gap: 4px; align-items: center; }
.msg-avatar-row input[type="text"] { flex: 1; min-width: 60px; }
.msg-avatar-mini { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; flex-shrink: 0; border: 1px solid #e0e0e0; }
.entry-avatar-row { display: flex; gap: 4px; align-items: center; }
.entry-avatar-row input[type="text"] { flex: 1; min-width: 60px; }

/* 颜色选择器 */
.color-picker-wrap { display: flex; align-items: center; gap: 8px; }
.color-picker-wrap input[type="color"] { width: 36px; height: 36px; border: 1px solid #d9d9d9; border-radius: 6px; cursor: pointer; padding: 2px; }
.color-picker-wrap input[type="text"] { flex: 1; }

/* 切换开关 */
.toggle-wrap { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; }
.toggle-wrap label { font-size: 13px; color: #555; }
.toggle-switch { position: relative; width: 44px; height: 24px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-switch .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background: #ccc; border-radius: 24px; transition: 0.3s; }
.toggle-switch .slider::before { content: ''; position: absolute; height: 18px; width: 18px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: 0.3s; }
.toggle-switch input:checked + .slider { background: #07c160; }
.toggle-switch input:checked + .slider::before { transform: translateX(20px); }

/* ============ 按钮样式 ============ */
.btn-sm { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; border-radius: 8px; font-size: 11px; cursor: pointer; border: 1.5px solid #e0e0e0; background: #fff; color: #555; transition: all .25s; font-weight: 500; }
.btn-sm:hover { border-color: #667eea; color: #667eea; transform: translateY(-1px); box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.btn-sm.btn-upload { background: #e8f0fe; color: #1a73e8; border-color: #d2e3fc; }
.btn-sm.btn-upload:hover { background: #1a73e8; color: #fff; }
.btn-sm.btn-random { background: #fff3e0; color: #f57c00; border-color: #ffe0b2; }
.btn-sm.btn-random:hover { background: #f57c00; color: #fff; }

/* 底部按钮 */
.footer-btns { display: flex; gap: 10px; padding: 12px 20px 16px; justify-content: center; flex-shrink: 0; background: #fff; border-top: 1px solid #e8e8e8; }
.footer-btns button { padding: 9px 24px; border-radius: 24px; border: 1.5px solid #e0e0e0; background: #fff; font-size: 13px; cursor: pointer; color: #333; transition: all .25s; font-weight: 600; }
.footer-btns button:hover { background: #f5f5f5; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.06); }
.footer-btns button.primary { background: linear-gradient(135deg, #07c160 0%, #05a34b 100%); color: #fff; border-color: transparent; }
.footer-btns button.primary:hover { background: linear-gradient(135deg, #06ad56 0%, #04943f 100%); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(7,193,96,0.35); }

/* 返回按钮 */
.back-home { position: fixed; top: 20px; right: 20px; z-index: 1000; }
.back-home a { display: inline-flex; align-items: center; gap: 6px; padding: 10px 20px; background: rgba(255,255,255,0.1); backdrop-filter: blur(12px); border-radius: 12px; font-size: 13px; color: rgba(255,255,255,0.9); border: 1px solid rgba(255,255,255,0.18); transition: all 0.3s; text-decoration: none; font-weight: 500; letter-spacing: 0.3px; }
.back-home a:hover { background: rgba(255,255,255,0.22); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.25); }

/* ============ 手机内部通用样式 ============ */
.p-cell-group { background: #fff; margin-bottom: 8px; border-top: 1px solid #f0f0f0; border-bottom: 1px solid #f0f0f0; }
.p-cell { display: flex; align-items: center; padding: 12px 16px; border-bottom: 1px solid #f8f8f8; font-size: 14px; }
.p-cell:last-child { border-bottom: none; }
.p-cell .cell-icon { width: 24px; height: 24px; border-radius: 4px; margin-right: 10px; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.p-cell .cell-label { flex: 1; color: #333; }
.p-cell .cell-val { color: #999; font-size: 13px; margin-right: 4px; }
.p-cell .cell-arrow { color: #ccc; font-size: 16px; }
.p-section-title { font-size: 12px; color: #999; padding: 12px 16px 6px; }
.p-badge { background: #f44; color: #fff; font-size: 10px; padding: 2px 6px; border-radius: 10px; min-width: 18px; text-align: center; }

/* ============ 响应式 ============ */
@media (max-width: 760px) {
  .tool-page { flex-direction: column; overflow-y: auto; padding: 12px; align-items: center; }
  .console-frame { flex-direction: column !important; width: 100%; max-width: 500px; border-radius: 16px; }
  .preview-area { padding: 16px 0; }
  .settings-area { width: 100%; max-height: 45vh; border-left: none; border-top: 1px solid #e8e8e8; }
  .phone-frame { transform: scale(0.72); transform-origin: center top; margin: -40px 0; }
  .back-home { right: 12px; top: 8px; }
  .back-home a { font-size: 12px; padding: 6px 12px; background: rgba(0,0,0,0.5); }
}
@media (max-width: 480px) {
  .phone-frame { transform: scale(0.58); margin: -70px 0; }
  .console-frame { border-radius: 14px; }
  .settings-area { max-height: 50vh; }
}

/* ============ 滚动条美化 ============ */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: #d0d7de; border-radius: 2px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb:hover { background: #b0b7be; }