/* ==================== 账号设置页面样式 ==================== */

/* 页面基础 */
.settings-page {
    min-height: 100vh;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--secondary-light) 100%);
    padding-bottom: 3rem;
}

/* 页面头部 */
.settings-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 2.5rem 0 3.5rem;
    position: relative;
    overflow: hidden;
}

.settings-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(212, 165, 116, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.settings-header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.settings-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin: 0 0 0.5rem 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.settings-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

/* 主容器 */
.settings-container {
    max-width: 1200px;
    margin: -2rem auto 0;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 2rem;
    position: relative;
    z-index: 2;
}

/* 左侧导航 */
.settings-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.nav-section {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 0.875rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-light);
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.25s ease;
    font-size: 0.9rem;
}

.nav-item:hover {
    background: var(--secondary-light);
    color: var(--primary-color);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: 0 4px 12px rgba(43, 95, 117, 0.25);
}

.nav-icon {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

/* 主内容区 */
.settings-main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 设置卡片 */
.settings-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    animation: fadeInUp 0.5s ease;
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--secondary-light) 0%, var(--bg-secondary) 100%);
    border-bottom: 1px solid var(--border-light);
}

.card-header-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-icon {
    background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
}

.security-icon {
    background: linear-gradient(135deg, #FFF3E0, #FFE0B2);
}

.tips-icon {
    background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}

.card-header-text h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
}

.card-header-text p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.card-body {
    padding: 1.5rem;
}

/* 账户信息网格 */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.info-card:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.info-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.info-card-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.info-card-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

.info-card-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.active {
    background: #E8F5E9;
    color: #2E7D32;
}

.status-badge.active::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #4CAF50;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 表单样式 */
.settings-form-enhanced {
    max-width: 480px;
}

.form-row {
    margin-bottom: 1.5rem;
}

.form-group-enhanced {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group-enhanced label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.label-icon {
    font-size: 1rem;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper input {
    width: 100%;
    padding: 0.875rem 1rem;
    padding-right: 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: all 0.25s ease;
    background: white;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(43, 95, 117, 0.1);
}

.input-wrapper input::placeholder {
    color: var(--text-light);
}

.toggle-password {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.375rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-password:hover {
    color: var(--primary-color);
    background: var(--secondary-light);
}

/* 密码强度指示器 */
.password-strength {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--secondary-color);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.strength-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, #f44336, #ff9800, #4caf50);
    transition: width 0.3s ease;
}

.strength-bar.weak::after { width: 33%; background: #f44336; }
.strength-bar.medium::after { width: 66%; background: #ff9800; }
.strength-bar.strong::after { width: 100%; background: #4caf50; }

.strength-text {
    font-size: 0.75rem;
    color: var(--text-light);
    min-width: 60px;
}

/* 密码匹配提示 */
.match-hint {
    font-size: 0.8rem;
    min-height: 1.2rem;
}

.match-hint.match {
    color: #4CAF50;
}

.match-hint.mismatch {
    color: #f44336;
}

/* 表单操作 */
.form-actions {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(43, 95, 117, 0.3);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(43, 95, 117, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.1rem;
}

/* 安全提示卡片 */
.tips-card {
    background: linear-gradient(135deg, #f8fff8 0%, #f0f7f0 100%);
}

.tips-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.tip-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.tip-item:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.tip-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #E8F5E9;
    color: #4CAF50;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .settings-container {
        grid-template-columns: 1fr;
        margin-top: -1rem;
    }
    
    .settings-nav {
        order: -1;
    }
    
    .nav-section {
        padding: 1rem;
    }
    
    .nav-menu {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .nav-item {
        flex: 1;
        min-width: 140px;
        justify-content: center;
    }
    
    .nav-section-title {
        display: none;
    }
}

@media (max-width: 768px) {
    .settings-header {
        padding: 2rem 0 2.5rem;
    }
    
    .settings-header h1 {
        font-size: 1.5rem;
    }
    
    .settings-container {
        padding: 0 1rem;
    }
    
    .card-header {
        padding: 1.25rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .settings-form-enhanced {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .settings-header-content {
        padding: 0 1rem;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .card-header-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .info-card {
        padding: 1rem;
    }
    
    .btn-submit {
        width: 100%;
        justify-content: center;
    }
}