/* Telegram 账号管理系统样式 - 夜间模式 v4 高级版 */

:root {
    /* 更深邃的背景层次 */
    --bg-color: #0a0c10;
    --bg-secondary: #14171d;
    --card-bg: #1a1d25;
    --card-bg-elevated: #1f232c;
    --input-bg: #232732;
    --input-bg-focus: #2a2f3b;
    --border-color: #2a2e38;
    --border-light: #353a48;
    --border-accent: #3d4452;
    /* 文字层次 */
    --text-color: #f0f2f5;
    --text-secondary: #b8bfcc;
    --text-muted: #7d8596;
    /* 主题色升级 - 更鲜艳的青蓝 */
    --accent-color: #0ea5e9;
    --accent-hover: #38bdf8;
    --accent-deep: #0284c7;
    --accent-dim: rgba(14,165,233,0.14);
    --accent-glow: rgba(14,165,233,0.4);
    --success: #10b981;
    --success-dim: rgba(16,185,129,0.14);
    --danger: #f43f5e;
    --danger-dim: rgba(244,63,94,0.14);
    --warning: #f59e0b;
    --warning-dim: rgba(245,158,11,0.14);
    --info: #6366f1;
    --info-dim: rgba(99,102,241,0.14);
    --radius: 14px;
    --radius-sm: 9px;
    --radius-xs: 6px;
    --shadow: 0 2px 10px rgba(0,0,0,0.35);
    --shadow-lg: 0 8px 28px rgba(0,0,0,0.45);
    --shadow-glow: 0 0 24px rgba(14,165,233,0.2);
    --glass-bg: rgba(26,29,37,0.72);
    --glass-border: rgba(255,255,255,0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg-color);
    background-image:
        radial-gradient(circle at 0% 0%, rgba(14,165,233,0.06), transparent 35%),
        radial-gradient(circle at 100% 0%, rgba(99,102,241,0.05), transparent 35%);
    background-attachment: fixed;
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

/* ========== Sidebar ========== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 244px;
    min-width: 244px;
    background: linear-gradient(180deg, #11141b 0%, #0d0f14 100%);
    color: #c8ccd4;
    display: flex;
    flex-direction: column;
    padding: 0 0 0;
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 24px rgba(0,0,0,0.4);
    z-index: 100;
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.sidebar-scroll-area {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0 0 12px;
}
.sidebar-scroll-area::-webkit-scrollbar { width: 4px; }
.sidebar-scroll-area::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.sidebar-scroll-area::-webkit-scrollbar-thumb:hover { background: var(--accent-color); }

.sidebar-bottom-area {
    flex: 0 0 auto;
    padding: 0 0 12px;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    padding: 20px 22px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 8px;
    white-space: nowrap;
    background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(99,102,241,0.06));
    position: relative;
}
.sidebar-logo::after {
    content: '';
    position: absolute;
    left: 22px; right: 22px; bottom: -1px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    opacity: 0.5;
}

.logo-icon {
    font-size: 24px;
    filter: drop-shadow(0 0 8px var(--accent-glow));
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 12px;
}

.sidebar-nav-bottom {
}

.nav-section-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 16px 14px 6px;
    user-select: none;
}

.nav-link {
    color: #9ca3af;
    text-decoration: none;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px;
    height: 60%;
    background: var(--accent-color);
    border-radius: 0 2px 2px 0;
    transition: transform 0.22s;
}

.nav-link:hover {
    background: rgba(255,255,255,0.05);
    color: #fff;
    padding-left: 18px;
}

.nav-link.active {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-deep));
    color: white;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(14,165,233,0.35);
}
.nav-link.active::before { transform: translateY(-50%) scaleY(1); }

.sidebar-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: 10px 16px;
}

.nav-logout:hover {
    background: var(--danger-dim) !important;
    color: var(--danger) !important;
}

/* ========== Content Area ========== */
.content-area {
    margin-left: 244px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--bg-color);
}

/* ========== Main ========== */
.main {
    flex: 1;
    padding: 28px 32px;
    max-width: 100%;
}

/* ========== Flash Messages ========== */
.flash-messages {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.flash {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.flash-success { background: var(--success-dim); color: #6ee7b7; border: 1px solid rgba(16,185,129,0.3); }
.flash-error { background: var(--danger-dim); color: #fca5a5; border: 1px solid rgba(239,68,68,0.3); }
.flash-info { background: var(--accent-dim); color: #7dd3fc; border: 1px solid rgba(0,136,204,0.3); }

.flash-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 0 8px;
    opacity: 0.6;
    line-height: 1;
    color: inherit;
}
.flash-close:hover { opacity: 1; }

/* ========== Page Header ========== */
.page-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 12px;
    margin-bottom: 28px;
    padding-bottom: 18px;
    position: relative;
}
.page-header::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--accent-color), transparent 70%);
    opacity: 0.4;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, #fff 30%, var(--accent-hover) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ========== Stats Cards ========== */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--card-bg);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.02), transparent);
    padding: 20px 22px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: linear-gradient(180deg, var(--accent-color), transparent);
    opacity: 0.6;
}
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-accent);
    border-color: var(--border-accent);
}

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: -0.5px;
}

/* 统计卡片颜色变体 */
.stat-success::before { background: linear-gradient(180deg, var(--success), transparent); }
.stat-success .stat-value { color: var(--success); }

.stat-info::before { background: linear-gradient(180deg, var(--accent-color), transparent); }
.stat-info .stat-value { color: var(--accent-color); }

.stat-danger::before { background: linear-gradient(180deg, var(--danger), transparent); }
.stat-danger .stat-value { color: var(--danger); }

.stat-warning::before { background: linear-gradient(180deg, var(--warning), transparent); }
.stat-warning .stat-value { color: var(--warning); }

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}
.btn:active { transform: translateY(0) scale(0.98); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-deep) 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(14,165,233,0.35);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(14,165,233,0.5);
    filter: brightness(1.08);
}

.btn-secondary, .btn-ghost {
    background: var(--input-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover, .btn-ghost:hover {
    background: var(--input-bg-focus);
    border-color: var(--accent-color);
    color: var(--accent-hover);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(16,185,129,0.3);
}
.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(16,185,129,0.4);
    filter: brightness(1.08);
}

.btn-danger {
    background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(244,63,94,0.3);
}
.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(244,63,94,0.4);
    filter: brightness(1.08);
}

.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #4f46e5 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(99,102,241,0.3);
}
.btn-info:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(99,102,241,0.4);
    filter: brightness(1.08);
}

/* 账号行内检测状态容器 */
.perm-status-wrap {
    display: inline-flex;
    align-items: center;
}
.perm-status-wrap .btn:disabled {
    opacity: 0.7;
    cursor: progress;
    transform: none !important;
    box-shadow: none !important;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(245,158,11,0.3);
}
.btn-warning:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(245,158,11,0.4);
    filter: brightness(1.08);
}

.btn-sm { padding: 6px 14px; font-size: 13px; border-radius: 6px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { display: flex; width: 100%; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

/* ========== Cards / Panels ========== */
.panel {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.panel-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ========== Account Table ========== */
.risk-high { color: var(--danger); font-weight: 700; }
.risk-mid { color: var(--warning); font-weight: 700; }
.risk-ok { color: var(--success); font-weight: 700; }
.health-detail { color: var(--text-muted); margin-top: 3px; font-size: 11px; }
.flood-warn { color: var(--danger); font-weight: 600; }

.account-table-wrap {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow-x: auto;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    position: relative;
}

.account-table {
    width: 100%;
    border-collapse: collapse;
    min-width: max-content;
}

.account-table thead {
    background: linear-gradient(180deg, var(--bg-secondary), rgba(20,23,29,0.6));
    backdrop-filter: blur(6px);
}

.account-table th {
    text-align: left;
    padding: 13px 16px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.account-table td {
    padding: 13px 16px;
    font-size: 14px;
    color: var(--text-color);
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.18s;
    white-space: nowrap;
}

.account-table tr:last-child td { border-bottom: none; }
.account-table tbody tr {
    transition: all 0.18s;
    position: relative;
}
.account-table tbody tr:hover {
    background: linear-gradient(90deg, var(--accent-dim), transparent 60%);
}
.account-table tbody tr:hover td:first-child {
    box-shadow: inset 3px 0 0 var(--accent-color);
}

.account-actions {
    display: flex;
    gap: 6px;
    flex-wrap: nowrap;
    align-items: center;
}

/* 下拉菜单 */
.dropdown {
    position: relative;
    display: inline-block;
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 6px;
    min-width: 200px;
    background: var(--glass-bg);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.04), transparent);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255,255,255,0.04);
    z-index: 1000;
    overflow: hidden;
    padding: 6px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: dropdownFadeIn 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes dropdownFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}
.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s;
    white-space: nowrap;
    border-radius: 8px;
}
.dropdown-menu a:hover {
    background: var(--accent-dim);
    color: var(--accent-hover);
    padding-left: 18px;
}

/* Status Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.badge::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    box-shadow: 0 0 6px currentColor;
}

.badge-logged_in { background: var(--success-dim); color: #6ee7b7; }
.badge-logged_in::before { background: #10b981; }

.badge-logged_out { background: rgba(124,132,148,0.12); color: var(--text-muted); }
.badge-logged_out::before { background: #9ca3af; }

.badge-pending { background: var(--warning-dim); color: #fcd34d; }
.badge-pending::before { background: #f59e0b; }

.badge-error { background: var(--danger-dim); color: #fda4af; }
.badge-error::before { background: #f43f5e; }

.badge-awaiting_code, .badge-awaiting_password { background: var(--info-dim); color: #a5b4fc; }
.badge-awaiting_code::before, .badge-awaiting_password::before { background: #6366f1; }

/* 在线状态 */
.badge-success, .badge-online { background: var(--success-dim); color: #6ee7b7; }
.badge-success::before, .badge-online::before { background: #10b981; }
.badge-secondary, .badge-offline { background: rgba(124,132,148,0.12); color: var(--text-muted); }
.badge-secondary::before, .badge-offline::before { background: #9ca3af; }

/* 在线状态绿点呼吸动画 - 让在线状态更灵动 */
@keyframes pulse-online {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 4px #10b981, 0 0 8px rgba(16, 185, 129, 0.4);
    }
    50% {
        transform: scale(1.35);
        box-shadow: 0 0 8px #10b981, 0 0 16px rgba(16, 185, 129, 0.7);
    }
}
.badge-logged_in::before, .badge-online::before {
    animation: pulse-online 2s ease-in-out infinite;
}

/* ========== Forms ========== */
.form-group { margin-bottom: 18px; }

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.2px;
}

.form-label .hint {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 12px;
    margin-left: 6px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-color);
    background: var(--input-bg);
    transition: all 0.2s;
    font-family: inherit;
}

.form-input::placeholder,
.form-textarea::placeholder { color: #6b7280; }

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
    border-color: var(--border-light);
    background: var(--input-bg-focus);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-color);
    background: var(--input-bg-focus);
    box-shadow: 0 0 0 3px rgba(14,165,233,0.16);
}

.form-textarea { resize: vertical; min-height: 100px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.form-help {
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

/* ========== Info Box ========== */
.info-box {
    background: var(--accent-dim);
    border: 1px solid rgba(0,136,204,0.25);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 13px;
    color: #7dd3fc;
    line-height: 1.6;
}

.info-box strong { color: #fff; }

/* ========== Login Steps ========== */
.steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 32px;
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--input-bg);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
    transition: all 0.3s;
}

.step.active .step-number {
    background: linear-gradient(135deg, #0088cc, #0099e5);
    color: white;
    box-shadow: 0 2px 8px rgba(0,136,204,0.4);
}

.step.done .step-number {
    background: #10b981;
    color: white;
}

.step-label { font-size: 13px; color: var(--text-muted); }
.step.active .step-label { color: var(--accent-color); font-weight: 600; }

/* ========== Detail Grid ========== */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 24px;
}

.detail-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-item:last-child,
.detail-item:nth-last-child(2) { border-bottom: none; }

.detail-key {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.detail-value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-color);
}

/* ========== Message Logs ========== */
.log-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.log-item {
    padding: 10px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--border-color);
}

.log-item.log-success { border-left-color: #10b981; background: var(--success-dim); }
.log-item.log-failed { border-left-color: #ef4444; background: var(--danger-dim); }
.log-item.log-pending { border-left-color: #f59e0b; background: var(--warning-dim); }

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.log-target { font-size: 13px; font-weight: 600; color: var(--text-color); }
.log-time { font-size: 12px; color: var(--text-muted); }
.log-message { font-size: 13px; color: var(--text-secondary); word-break: break-all; }
.log-error { margin-top: 4px; font-size: 12px; color: #fca5a5; }

/* 多账号详细结果（broadcast 模式） */
.log-account-results {
    margin-top: 8px;
    padding: 8px 10px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 12px;
}
.log-account-summary {
    font-weight: 600;
    color: var(--accent-hover);
    margin-bottom: 6px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border-color);
}
.log-account-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.log-account-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 3px 4px;
    border-radius: 4px;
    transition: background 0.15s;
}
.log-account-row:hover {
    background: rgba(255,255,255,0.04);
}
.log-account-icon {
    flex-shrink: 0;
    width: 16px;
    text-align: center;
}
.log-account-label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 80px;
}
.log-account-msg {
    flex: 1;
    color: var(--text-muted);
    font-size: 11px;
    word-break: break-all;
}
.log-account-success .log-account-msg { color: #6ee7b7; }
.log-account-failed .log-account-msg { color: #fca5a5; }
.log-account-time {
    flex-shrink: 0;
    color: var(--text-muted);
    font-size: 11px;
    opacity: 0.7;
}

/* ========== Empty State ========== */
.empty-state {
    text-align: center;
    padding: 70px 20px;
    position: relative;
}

.empty-icon {
    font-size: 64px;
    opacity: 0.35;
    margin-bottom: 20px;
    filter: grayscale(0.3);
    animation: emptyFloat 3s ease-in-out infinite;
}
@keyframes emptyFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.empty-text {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-weight: 500;
}

/* ========== Warning Banner ========== */
.warning-banner {
    background: linear-gradient(135deg, var(--warning-dim) 0%, rgba(217,119,6,0.06) 100%);
    border: 1px solid rgba(245,158,11,0.3);
    border-left: 3px solid var(--warning);
    color: #fcd34d;
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.warning-banner h4 {
    font-size: 15px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.warning-banner p { font-size: 13px; line-height: 1.7; color: var(--text-secondary); }

.warning-banner code {
    background: rgba(0,0,0,0.35);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    color: #fbbf24;
}

/* ========== Toast (AJAX) ========== */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    padding: 13px 22px;
    border-radius: 12px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 12px 32px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
    animation: toastSlideIn 0.32s cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 380px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast-success {
    background: linear-gradient(135deg, rgba(16,185,129,0.95), rgba(5,150,105,0.95));
}
.toast-error {
    background: linear-gradient(135deg, rgba(244,63,94,0.95), rgba(225,29,72,0.95));
}
.toast-info {
    background: linear-gradient(135deg, rgba(14,165,233,0.95), rgba(2,132,199,0.95));
}

@keyframes toastSlideIn {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ========== Footer ========== */
.footer {
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

/* ========== Mini Buttons (for inline use) ========== */
.btn-mini {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn-mini-ghost {
    background: var(--input-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn-mini-ghost:hover { background: var(--border-color); color: #fff; }
.btn-mini-danger {
    background: var(--danger-dim);
    color: #fca5a5;
    border: 1px solid rgba(239,68,68,0.3);
}
.btn-mini-danger:hover { background: rgba(239,68,68,0.25); color: #fff; }
.btn-mini-primary {
    background: var(--accent-dim);
    color: #7dd3fc;
    border: 1px solid rgba(0,136,204,0.3);
}
.btn-mini-primary:hover { background: var(--accent-color); color: #fff; }

/* ========== Progress Bar ========== */
.progress-bar {
    background: var(--input-bg);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}
.progress-fill {
    background: linear-gradient(135deg, #0088cc, #0099e5);
    color: white;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    line-height: 20px;
    height: 20px;
    border-radius: 999px;
    transition: width 0.5s ease;
    min-width: 30px;
}

/* ========== Job Status Badges ========== */
.job-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}
.status-running { background: rgba(59,130,246,0.15); color: #93c5fd; }
.status-completed { background: var(--success-dim); color: #6ee7b7; }
.status-failed { background: var(--danger-dim); color: #fca5a5; }
.status-cancelled { background: var(--input-bg); color: var(--text-muted); }
.status-pending { background: var(--warning-dim); color: #fcd34d; }

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        flex-direction: row;
        align-items: center;
        padding: 8px 10px;
        gap: 6px;
        overflow-x: auto;
        overflow-y: hidden;
    }
    .sidebar-logo {
        padding: 0 8px 0 0;
        border-bottom: none;
        border-right: 1px solid rgba(255,255,255,0.1);
        margin-bottom: 0;
        flex-shrink: 0;
    }
    .sidebar-scroll-area {
        flex: 0 1 auto;
        min-height: auto;
        overflow: visible;
        padding: 0;
    }
    .sidebar-bottom-area {
        flex: 0 0 auto;
        padding: 0;
        margin-left: auto;
    }
    .sidebar-nav {
        flex-direction: row;
        padding: 0;
        gap: 2px;
    }
    .nav-section-label { display: none; }
    .sidebar-nav-bottom { margin-top: 0; }
    .sidebar-divider { display: none; }
    .nav-link { padding: 6px 10px; font-size: 13px; }
    .content-area { margin-left: 0; }
    .main { padding: 16px 14px; }
    .form-row { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
    .stats { grid-template-columns: 1fr 1fr; }
    .account-table { font-size: 13px; }
    .account-table th, .account-table td { padding: 8px 10px; }
    .account-actions { flex-direction: row; justify-content: flex-start; }
    .btn { padding: 6px 12px; font-size: 13px; }
}

/* ========== 账号权限检测弹窗 ========== */
.perm-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 20px;
    animation: overlayFadeIn 0.2s ease;
}
@keyframes overlayFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.perm-modal {
    background: var(--glass-bg);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.03), transparent 60%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 100%;
    max-width: 560px;
    max-height: 86vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255,255,255,0.04);
    overflow: hidden;
    animation: permFadeIn 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
@keyframes permFadeIn {
    from { opacity: 0; transform: translateY(-16px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.perm-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--glass-border);
    background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
}
.perm-modal-title {
    margin: 0;
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.2px;
}
.perm-modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.perm-modal-close:hover {
    background: var(--danger-dim);
    color: var(--danger);
    transform: rotate(90deg);
}
.perm-modal-body {
    padding: 20px 22px;
    overflow-y: auto;
    flex: 1;
}
.perm-modal-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    background: linear-gradient(0deg, rgba(0,0,0,0.15), transparent);
}

/* loading */
.perm-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 36px 10px;
    color: var(--text-muted);
}
.perm-spinner {
    width: 42px;
    height: 42px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-right-color: var(--accent-hover);
    border-radius: 50%;
    animation: permSpin 0.7s linear infinite;
    box-shadow: 0 0 16px var(--accent-glow);
}
@keyframes permSpin {
    to { transform: rotate(360deg); }
}

/* error */
.perm-error {
    padding: 16px;
    color: #fca5a5;
    background: var(--danger-dim);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    text-align: center;
    line-height: 1.6;
}

/* meta info */
.perm-meta {
    font-size: 13px;
    color: var(--text-secondary);
    padding: 8px 12px;
    background: var(--input-bg);
    border-radius: 8px;
    margin-bottom: 8px;
    line-height: 1.5;
}
.perm-meta strong { color: #fff; }
.perm-meta-warn {
    background: var(--warning-dim);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.3);
}
.perm-meta-note {
    background: rgba(59, 130, 246, 0.1);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.25);
}
.perm-meta-time {
    color: var(--text-muted);
    font-size: 12px;
    background: transparent;
    padding: 4px 0;
    margin-top: 4px;
}

/* items */
.perm-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 6px 0;
}
.perm-item {
    padding: 12px 14px;
    border-radius: 10px;
    background: var(--input-bg);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.02), transparent);
    border: 1px solid var(--border-color);
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}
.perm-item:hover {
    border-color: var(--border-light);
    transform: translateX(2px);
}
.perm-item-ok {
    border-left: 3px solid #10b981;
}
.perm-item-bad {
    border-left: 3px solid #f43f5e;
    background: linear-gradient(135deg, rgba(244,63,94,0.08), var(--input-bg) 60%);
}
.perm-item-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}
.perm-item-icon { font-size: 15px; }
.perm-item-label {
    font-weight: 600;
    color: #fff;
    flex: 1;
    font-size: 14px;
}
.perm-item-status {
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--bg-secondary);
    letter-spacing: 0.2px;
}
.perm-item-ok .perm-item-status { color: #6ee7b7; background: var(--success-dim); }
.perm-item-bad .perm-item-status { color: #fda4af; background: var(--danger-dim); }
.perm-item-detail {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
    padding-left: 25px;
}

.perm-hint {
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
    padding: 8px 10px;
    background: var(--bg-secondary);
    border-radius: 6px;
}

/* SpamBot 原始回复折叠区 */
.perm-spambot-raw {
    margin-top: 10px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
}
.perm-spambot-raw summary {
    cursor: pointer;
    font-size: 12px;
    color: var(--text-secondary);
    user-select: none;
    padding: 2px 0;
}
.perm-spambot-raw summary:hover { color: var(--accent-color); }
.perm-spambot-raw pre {
    margin: 8px 0 0;
    padding: 10px;
    background: var(--bg-secondary);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.5;
    max-height: 200px;
    overflow-y: auto;
}

/* 账号检测选择器 */
.picker-desc {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.5;
    padding: 8px 10px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border-left: 3px solid var(--accent-color);
}
.picker-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 56vh;
    overflow-y: auto;
    padding-right: 4px;
}
.picker-account-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    text-align: left;
    background: var(--input-bg);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.02), transparent);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 14px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-secondary);
}
.picker-account-item:hover {
    background: var(--input-bg-focus);
    border-color: var(--accent-color);
    color: #fff;
    transform: translateX(3px);
    box-shadow: -3px 0 12px var(--accent-glow);
}
.picker-account-conn {
    font-size: 14px;
    flex-shrink: 0;
}
.picker-account-label {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.picker-account-phone {
    font-size: 12px;
    color: var(--text-muted);
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    flex-shrink: 0;
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
}

/* 一键检测全部按钮 */
.picker-check-all {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    text-align: left;
    background: linear-gradient(135deg, var(--accent-color), #6366f1);
    border: none;
    border-radius: 10px;
    padding: 14px 16px;
    cursor: pointer;
    margin-bottom: 14px;
    color: #fff;
    font-weight: 600;
    transition: all 0.2s;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}
.picker-check-all:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}
.picker-check-all:active { transform: translateY(0); }
.picker-check-all-icon { font-size: 18px; }
.picker-check-all-text { flex: 1; font-size: 15px; }
.picker-check-all-count {
    font-size: 12px;
    background: rgba(255, 255, 255, 0.22);
    padding: 3px 8px;
    border-radius: 6px;
}

/* 进度条 */
.perm-progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    margin-top: 12px;
    overflow: hidden;
}
.perm-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), #6366f1);
    border-radius: 3px;
    transition: width 0.3s;
}

/* 汇总统计条 */
.all-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 12px;
}
.all-summary-item {
    font-size: 13px;
    padding: 4px 10px;
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text-secondary);
}
.all-summary-total { color: var(--text-primary); font-weight: 600; }
.all-summary-ok { color: #10b981; }
.all-summary-warn { color: #f59e0b; }
.all-summary-unk { color: var(--text-muted); }

/* 账号检测结果卡片 */
.all-cards { display: flex; flex-direction: column; gap: 8px; }
.all-card {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}
.all-card[open] { border-color: var(--accent-color); }
.all-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.all-card-head::-webkit-details-marker { display: none; }
.all-card-head:hover { background: var(--bg-secondary); }
.all-card-label {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.all-badge {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 6px;
    white-space: nowrap;
}
.all-badge-ok { background: rgba(16, 185, 129, 0.18); color: #10b981; }
.all-badge-warn { background: rgba(245, 158, 11, 0.18); color: #f59e0b; }
.all-badge-unk { background: rgba(156, 163, 175, 0.18); color: var(--text-muted); }
.all-badge-err { background: rgba(239, 68, 68, 0.18); color: #ef4444; }
.all-card-body {
    padding: 8px 12px 12px;
    border-top: 1px solid var(--border-color);
}
.all-card-spam {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 6px 8px;
    background: var(--bg-secondary);
    border-radius: 6px;
    margin-bottom: 8px;
    line-height: 1.5;
}
.all-card-spam-err { color: #ef4444; }
.all-card-reason {
    font-size: 12px;
    color: #f59e0b;
    padding: 6px 8px;
    background: rgba(245, 158, 11, 0.08);
    border-radius: 6px;
    margin-bottom: 8px;
}
.all-items-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.all-items-table td {
    padding: 5px 6px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}
.all-items-table tr:last-child td { border-bottom: none; }
.all-td-icon { width: 22px; text-align: center; }
.all-td-label { color: var(--text-primary); }
.all-td-status { text-align: right; color: var(--text-muted); white-space: nowrap; }
.all-card-time {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
    text-align: right;
}

@media (max-width: 600px) {
    .perm-modal { max-width: 100%; border-radius: 10px; }
    .perm-modal-body { padding: 14px; }
    .perm-item-label { font-size: 13px; }
}

/* ========== 全局滚动条 ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
    transition: background 0.2s;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* 文字选中颜色 */
::selection {
    background: rgba(14, 165, 233, 0.3);
    color: #fff;
}

/* 焦点轮廓统一 */
*:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* 链接默认样式 */
a {
    color: var(--accent-hover);
    transition: color 0.18s;
}
a:hover { color: #7dd3fc; }

/* 代码/等宽字体 */
code, pre, .mono {
    font-family: ui-monospace, "SF Mono", "JetBrains Mono", Consolas, monospace;
}

/* ============================================================
   全局 UI 优化 v5 - 更灵动、更高级的交互体验
   ============================================================ */

/* ====== 1. 全局滚动条优化（更精致） ====== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--border-light), var(--border-accent));
    border-radius: 5px;
    border: 2px solid transparent;
    background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-color), var(--accent-deep));
    background-clip: content-box;
}

/* ====== 2. 统计卡片：悬停上浮 + 光晕扫过 ====== */
.stat-card {
    cursor: default;
}
.stat-card::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 0 0 1px var(--border-light);
    border-color: var(--border-light);
}
.stat-card:hover::after {
    left: 100%;
}
.stat-card:hover::before {
    opacity: 1;
    width: 4px;
}
.stat-value {
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.stat-card:hover .stat-value {
    transform: scale(1.08);
}

/* ====== 3. 表格行：更细腻的悬停 + 选中态 ====== */
.account-table tbody tr {
    cursor: default;
}
.account-table tbody tr:hover {
    background: linear-gradient(90deg, var(--accent-dim), rgba(14,165,233,0.03) 80%);
    transform: translateX(2px);
}
.account-table tbody tr:hover td:first-child {
    box-shadow: inset 3px 0 0 var(--accent-color);
}
.account-table tbody tr:hover td {
    color: var(--text-color);
}
/* 表格行进入动画 */
@keyframes rowFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.account-table tbody tr {
    animation: rowFadeIn 0.3s ease-out backwards;
}
.account-table tbody tr:nth-child(1) { animation-delay: 0.02s; }
.account-table tbody tr:nth-child(2) { animation-delay: 0.04s; }
.account-table tbody tr:nth-child(3) { animation-delay: 0.06s; }
.account-table tbody tr:nth-child(4) { animation-delay: 0.08s; }
.account-table tbody tr:nth-child(5) { animation-delay: 0.10s; }
.account-table tbody tr:nth-child(6) { animation-delay: 0.12s; }
.account-table tbody tr:nth-child(7) { animation-delay: 0.14s; }
.account-table tbody tr:nth-child(8) { animation-delay: 0.16s; }
.account-table tbody tr:nth-child(n+9) { animation-delay: 0.18s; }

/* ====== 4. 按钮：波纹效果 + 按下反馈 + loading ====== */
.btn::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
    pointer-events: none;
}
.btn:active::after {
    width: 300px;
    height: 300px;
    opacity: 0;
    transition: 0s;
}
.btn:active {
    transform: translateY(0) scale(0.97);
}
/* 按钮 loading 旋转图标 */
.btn.is-loading {
    pointer-events: none;
    opacity: 0.75;
}
.btn.is-loading::before {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 6px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: btnSpin 0.8s linear infinite;
}
@keyframes btnSpin {
    to { transform: rotate(360deg); }
}
/* 主按钮悬停光晕 */
.btn-primary:hover, .btn-success:hover, .btn-danger:hover, .btn-warning:hover {
    filter: brightness(1.12) saturate(1.1);
}

/* ====== 5. 表单：聚焦动画 + 错误状态 ====== */
.form-input, .form-textarea, .form-select {
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
    transform: translateY(-1px);
    box-shadow: 0 0 0 3px rgba(14,165,233,0.16), 0 4px 12px rgba(0,0,0,0.2);
}
.form-input.is-error, .form-textarea.is-error {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(244,63,94,0.16);
    animation: shake 0.4s ease;
}
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}
/* 输入框 hover 时显示右边光标提示 */
.form-input:hover::placeholder,
.form-textarea:hover::placeholder {
    color: var(--text-secondary);
}

/* ====== 6. Flash 消息：滑入 + 自动淡出 ====== */
@keyframes flashSlideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
.flash {
    animation: flashSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    transition: opacity 0.4s, transform 0.4s;
}
.flash.fade-out {
    opacity: 0;
    transform: translateX(20px);
}

/* ====== 7. 侧边栏导航：激活指示器滑动 + 悬停微移 ====== */
.nav-link {
    position: relative;
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px;
    height: 60%;
    background: linear-gradient(180deg, var(--accent-color), var(--accent-deep));
    border-radius: 0 3px 3px 0;
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.nav-link.active::before {
    transform: translateY(-50%) scaleY(1);
}
.nav-link:hover {
    transform: translateX(3px);
    color: var(--accent-hover);
}
.nav-link.active {
    background: linear-gradient(90deg, var(--accent-dim), transparent 70%);
    color: var(--accent-hover);
}
.nav-logout:hover {
    color: var(--danger);
    background: var(--danger-dim);
}
.nav-logout:hover::before {
    background: var(--danger);
}

/* ====== 8. 空状态：浮动 + 渐入 ====== */
@keyframes emptyFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(2deg); }
}
.empty-icon {
    animation: emptyFloat 3s ease-in-out infinite;
}
@keyframes emptyFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.empty-state {
    animation: emptyFadeIn 0.5s ease-out;
}

/* ====== 9. 进度条：流光动画 ====== */
.progress-bar {
    position: relative;
    overflow: hidden;
}
.progress-bar::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: progressShine 1.5s linear infinite;
}
@keyframes progressShine {
    to { left: 200%; }
}

/* ====== 10. 卡片/面板：悬停边框高亮 ====== */
.panel {
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.panel:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-lg);
}

/* ====== 11. 下拉菜单：更流畅的展开 ====== */
@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
.dropdown-menu {
    transform-origin: top left;
}

/* ====== 12. 模态框：缩放进入 ====== */
@keyframes modalScaleIn {
    from {
        opacity: 0;
        transform: scale(0.92) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}
.perm-modal-overlay {
    animation: modalScaleIn 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ====== 13. 全局过渡：让所有交互更平滑 ====== */
.btn, .nav-link, .stat-card, .panel, .badge, .form-input,
.form-textarea, .form-select, .dropdown-menu a, .flash {
    will-change: transform, opacity;
}

/* ====== 14. 移动端优化 ====== */
@media (max-width: 768px) {
    .stat-card:hover {
        transform: none;
    }
    .stat-card:hover .stat-value {
        transform: none;
    }
    .account-table tbody tr:hover {
        transform: none;
    }
    .nav-link:hover {
        transform: none;
    }
    .page-title {
        font-size: 20px;
    }
    .panel {
        padding: 16px 14px;
    }
}

/* ====== 15. 链接 hover 下划线动画 ====== */
a:not(.btn):not(.nav-link):not(.dropdown-menu a) {
    position: relative;
    text-decoration: none;
}
a:not(.btn):not(.nav-link):not(.dropdown-menu a)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.3s ease;
}
a:not(.btn):not(.nav-link):not(.dropdown-menu a):hover::after {
    width: 100%;
}