/* ==========================================================================
   数智资产与高价值标的智能侦测中枢 · 组件、模态框与响应式样式 (Components & Modals)
   ========================================================================== */

/* 基础通用组件 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.btn-bio {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: #fff;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-bio:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.btn-outline {
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background: var(--card-sub-bg);
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    height: 42px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 0 14px;
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.item-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-card);
}

.item-card:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
}

.badge-tag {
    background: var(--card-sub-bg);
    color: var(--text-secondary);
    font-weight: 500;
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px 16px;
    color: var(--text-muted);
    font-size: 13px;
}

/* 登录模态框样式 */
.login-overlay {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-gradient);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.login-card {
    width: 100%;
    max-width: 440px;
    background: var(--login-card-bg);
    backdrop-filter: blur(30px);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 30px 24px;
    box-shadow: var(--shadow-card);
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-logo {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #3b82f6, #10b981);
    border-radius: 12px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

.login-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.4px;
}

.login-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.captcha-box {
    display: flex;
    align-items: center;
    gap: 8px;
}

.captcha-badge {
    flex: 1;
    height: 42px;
    background: rgba(59, 130, 246, 0.12);
    border: 1px solid var(--border-accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 2px;
    user-select: none;
}

.login-alert {
    display: none;
    padding: 8px 12px;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    color: #ef4444;
    font-size: 11.5px;
    margin-bottom: 16px;
    text-align: center;
}

.user-badge {
    display: none;
    align-items: center;
    gap: 8px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    padding: 5px 12px;
    border-radius: 24px;
    font-size: 12px;
}

/* Chrome HUD Badge 与抽屉 */
.chrome-hud-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    padding: 5px 10px;
    border-radius: 20px;
    cursor: pointer;
    user-select: none;
    font-size: 11.5px;
}

.chrome-hud-badge:hover {
    background: rgba(59, 130, 246, 0.12);
    border-color: var(--border-accent);
    transform: translateY(-1px);
}

.chrome-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-emerald);
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.25); opacity: 0.6; }
}

.drawer-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    z-index: 200;
}

.chrome-drawer {
    position: fixed;
    top: 0; right: -480px; bottom: 0;
    width: 450px;
    max-width: 100vw;
    background: var(--drawer-bg);
    border-left: 1px solid var(--border-glass);
    box-shadow: -12px 0 40px rgba(0, 0, 0, 0.35);
    z-index: 210;
    display: flex;
    flex-direction: column;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.chrome-drawer.open {
    right: 0;
}

.drawer-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.drawer-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border-glass);
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
}

.category-block {
    margin-bottom: 18px;
}

.category-title {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.category-list {
    list-style: none;
    padding-left: 0;
}

.category-list li {
    position: relative;
    padding-left: 14px;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    line-height: 1.5;
}

.category-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-size: 15px;
    top: -2px;
}

/* 📱 响应式媒体查询 */
@media (max-width: 768px) {
    header {
        padding: 10px 14px;
        min-height: auto;
    }

    .brand-subtitle {
        display: none;
    }

    .nav-tabs {
        margin-left: 0;
        width: 100%;
        order: 3;
        margin-top: 6px;
    }

    .dashboard-container {
        padding: 16px 12px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .stat-card {
        padding: 12px 14px;
    }

    .stat-value {
        font-size: 18px;
    }

    .items-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .item-card {
        padding: 16px 14px;
    }

    .chrome-drawer {
        width: 100vw;
        right: -100vw;
    }
}

@media (max-width: 480px) {
    .theme-btn span.btn-text {
        display: none;
    }

    .theme-btn {
        padding: 4px 6px;
        font-size: 13px;
    }

    .chrome-hud-badge span.badge-desc {
        display: none;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .login-card {
        padding: 24px 16px;
    }
}