/* ============================================
   用户中心主题 v2 - User Panel Theme
   活码系统 - 现代化设计
   ============================================ */

:root {
    --user-primary: #4361ee;
    --user-secondary: #3f37c9;
    --user-success: #4cc9f0;
    --user-light-bg: #f8f9fa;
    --user-dark-text: #212529;
    --user-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* ============ 登录/注册页面 - 深色太空主题 ============ */
.user-auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: #0a0a14;
    position: relative;
    overflow: hidden;
}

/* 背景光晕 */
.user-auth-body::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation: authFloat 8s ease-in-out infinite;
}

.user-auth-body::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168,85,247,0.1) 0%, transparent 70%);
    bottom: -150px;
    right: -150px;
    animation: authFloat 6s ease-in-out infinite reverse;
}

@keyframes authFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.05); }
}

/* 粒子背景 */
.user-auth-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

        .user-auth-container {
            width: 100%;
            max-width: 480px;
            position: relative;
            z-index: 1;
            flex-shrink: 0;
            margin: 0 auto;
        }

/* Logo 区域 */
.user-auth-logo {
    text-align: center;
    margin-bottom: 28px;
}

.user-auth-logo .logo-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #fff;
    box-shadow: 0 8px 30px rgba(99,102,241,0.35);
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { box-shadow: 0 8px 30px rgba(99,102,241,0.35); }
    50% { box-shadow: 0 8px 50px rgba(99,102,241,0.55); }
}

.user-auth-logo h3 {
    font-weight: 700;
    font-size: 1.4rem;
    background: linear-gradient(135deg, #e0e7ff, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.user-auth-logo p {
    color: rgba(255,255,255,0.4);
    font-size: 0.85rem;
}

/* 卡片 */
.user-auth-card {
    background: rgba(20,20,43,0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    padding: 36px 32px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(99,102,241,0.08);
    animation: cardIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.user-auth-card .card-header {
    background: transparent !important;
    border: none;
    padding: 0;
    margin-bottom: 28px;
    text-align: center;
}

.user-auth-card .card-header h4 {
    font-weight: 700;
    font-size: 1.2rem;
    color: #e2e8f0;
    margin: 0;
}

.user-auth-card .card-header h4 i {
    color: #818cf8;
    margin-right: 8px;
}

.user-auth-card .card-body {
    padding: 0;
}

/* 输入框 */
.user-auth-card .form-label {
    color: rgba(255,255,255,0.55);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 6px;
}

.user-auth-card .form-text {
    color: rgba(255,255,255,0.3);
    font-size: 0.75rem;
    margin-top: 4px;
}

.user-auth-card .form-control {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: #e2e8f0;
    transition: all 0.3s ease;
}

.user-auth-card .form-control::placeholder {
    color: rgba(255,255,255,0.25);
}

.user-auth-card .form-control:focus {
    background: rgba(255,255,255,0.06);
    border-color: #6366f1;
    box-shadow: 0 0 0 4px rgba(99,102,241,0.15);
    color: #fff;
}

.user-auth-card .input-group-text {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-right: none;
    color: rgba(255,255,255,0.5);
    border-radius: 12px 0 0 12px;
    padding: 0 14px;
    font-size: 0.9rem;
}

.user-auth-card .input-group .form-control {
    border-left: none;
    border-radius: 0 12px 12px 0;
}

.user-auth-card .input-group .form-control:focus {
    border-left: none;
}

/* 主按钮 */
.user-auth-card .btn-primary {
    width: 100%;
    padding: 13px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.user-auth-card .btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #818cf8, #a78bfa);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.user-auth-card .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99,102,241,0.4);
}

.user-auth-card .btn-primary:hover::before {
    opacity: 1;
}

.user-auth-card .btn-primary span {
    position: relative;
    z-index: 1;
}

/* 微信登录分割线 */
.wechat-login-divider {
    display: flex; align-items: center; gap: 12px;
    margin: 20px 0 16px;
    color: rgba(255,255,255,0.3);
    font-size: 0.8rem;
}
.wechat-login-divider::before,
.wechat-login-divider::after {
    content: ''; flex: 1; height: 1px;
    background: rgba(255,255,255,0.1);
}
.wechat-login-divider span { white-space: nowrap; }

/* 微信登录按钮 */
.user-auth-card .wechat-login-btn {
    width: 100%; padding: 12px;
    font-size: 0.95rem; font-weight: 600;
    border: 1px solid rgba(7,193,96,0.4);
    border-radius: 14px;
    color: #07c160;
    background: rgba(7,193,96,0.08);
    transition: all 0.3s ease;
    text-decoration: none; display: block; text-align: center;
}
.user-auth-card .wechat-login-btn:hover {
    background: rgba(7,193,96,0.18);
    border-color: #07c160;
    color: #05d05a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(7,193,96,0.25);
}

/* 辅助按钮 */
.user-auth-card .btn-outline-primary {
    border: 1px solid rgba(99,102,241,0.4);
    color: #a5b4fc;
    border-radius: 10px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.user-auth-card .btn-outline-primary:hover {
    background: rgba(99,102,241,0.12);
    border-color: #6366f1;
    color: #c7d2fe;
}

.user-auth-card .btn-outline-success {
    border: 1px solid rgba(52,211,153,0.4);
    color: #6ee7b7;
    border-radius: 10px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.user-auth-card .btn-outline-success:hover {
    background: rgba(52,211,153,0.12);
    border-color: #34d399;
    color: #a7f3d0;
}

/* 复选框 */
.user-auth-card .form-check-input {
    background-color: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.2);
}

.user-auth-card .form-check-input:checked {
    background-color: #6366f1;
    border-color: #6366f1;
}

.user-auth-card .form-check-label {
    color: rgba(255,255,255,0.5);
    font-size: 0.88rem;
}

/* 底部链接 */
.user-auth-footer {
    text-align: center;
    margin-top: 24px;
    color: rgba(255,255,255,0.35);
    font-size: 0.85rem;
}

.user-auth-footer a {
    color: #a5b4fc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.user-auth-footer a:hover {
    color: #c7d2fe;
}

/* 提示框 */
.user-auth-card .alert {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.25);
    border-radius: 12px;
    color: #fca5a5;
    font-size: 0.88rem;
    padding: 12px 16px;
}

.user-auth-card .alert-success {
    background: rgba(52,211,153,0.1);
    border: 1px solid rgba(52,211,153,0.25);
    color: #6ee7b7;
}

.user-auth-card .alert .btn-close {
    filter: invert(1) brightness(0.6);
}

/* 验证码组 */
.verify-code-group {
    display: flex;
    gap: 8px;
}

.verify-code-group .form-control {
    flex: 1;
}

.send-code-btn {
    white-space: nowrap;
    min-width: 110px;
    font-size: 0.83rem;
}

.send-code-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 响应式 */
@media (max-width: 576px) {
    .user-auth-body {
        padding: 20px 16px;
        align-items: flex-start;
        padding-top: 60px;
    }

    .user-auth-card {
        padding: 28px 20px;
        border-radius: 20px;
    }

    .user-auth-logo .logo-icon {
        width: 48px;
        height: 48px;
        font-size: 22px;
        border-radius: 14px;
    }

    .user-auth-logo h3 {
        font-size: 1.2rem;
    }
}

/* ============ 用户仪表板 ============ */
.user-body {
    background-color: #f5f7fb;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
}

/* ============ 卡片通用 ============ */
.user-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.user-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.user-card .card-header {
    background: linear-gradient(90deg, var(--user-primary), var(--user-secondary));
    color: white;
    border-radius: 15px 15px 0 0 !important;
    font-weight: 600;
    border: none;
}

/* ============ 表单 ============ */
.user-form .form-control,
.user-form .form-select {
    border-radius: 10px;
    padding: 10px 15px;
}

.user-form .form-control:focus,
.user-form .form-select:focus {
    border-color: var(--user-primary);
    box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.25);
}

.user-form .form-label {
    font-weight: 600;
    margin-bottom: 8px;
    color: #495057;
}

/* ============ 按钮 ============ */
.user-btn-primary {
    background: linear-gradient(90deg, var(--user-primary), var(--user-secondary));
    border: none;
    border-radius: 10px;
    padding: 8px 16px;
}

.user-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

.user-btn-secondary {
    background: #6c757d;
    border-radius: 10px;
    padding: 8px 16px;
}

.user-btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

/* ============ 响应式 ============ */
@media (max-width: 768px) {
    .user-card {
        margin-bottom: 15px;
    }
    
    .user-card .card-header {
        padding: 12px 15px;
    }
    
    .user-card .card-body {
        padding: 15px;
    }
    
    .user-auth-card {
        margin: 0 10px;
    }
}