/* ============================================
   蓝白配色 - 直角设计 通用样式
   ============================================ */

:root {
    --primary-blue: #0052cc;
    --primary-blue-dark: #0747a6;
    --primary-blue-light: #4c9aff;
    --bg-white: #ffffff;
    --bg-gray: #f4f5f7;
    --bg-gray-dark: #ebecf0;
    --text-primary: #172b4d;
    --text-secondary: #5e6c84;
    --border-color: #dfe1e6;
    --border-color-light: #f4f5f7;
    --success: #36b37e;
    --danger: #de350b;
    --warning: #ff991f;
}

/* ============================================
   基础重置 - 直角设计
   ============================================ */
* {
    border-radius: 0 !important;
}

body {
    background-color: var(--bg-gray);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ============================================
   按钮样式
   ============================================ */
.btn {
    border-radius: 0 !important;
    font-weight: 500;
    transition: background-color 0.2s, border-color 0.2s;
}

.btn-primary,
.btn-block {
    background-color: var(--primary-blue) !important;
    border-color: var(--primary-blue) !important;
    color: #fff !important;
    background-image: none !important;
    box-shadow: none !important;
}

.btn-primary:hover,
.btn-block:hover {
    background-color: var(--primary-blue-dark) !important;
    border-color: var(--primary-blue-dark) !important;
    transform: none !important;
    box-shadow: none !important;
}

.btn-outline-primary {
    color: var(--primary-blue) !important;
    border-color: var(--primary-blue) !important;
    background-color: transparent !important;
}

.btn-outline-primary:hover {
    background-color: var(--primary-blue) !important;
    color: #fff !important;
}

.btn-success {
    background-color: var(--success) !important;
    border-color: var(--success) !important;
    background-image: none !important;
}

.btn-danger {
    background-color: var(--danger) !important;
    border-color: var(--danger) !important;
    background-image: none !important;
}

.btn-warning {
    background-color: var(--warning) !important;
    border-color: var(--warning) !important;
    background-image: none !important;
}

.btn-info {
    background-color: #00b8d9 !important;
    border-color: #00b8d9 !important;
    background-image: none !important;
}

.btn-secondary {
    background-color: var(--bg-gray-dark) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
    background-image: none !important;
}

.btn-dual {
    background-color: var(--bg-white);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* ============================================
   卡片/区块样式
   ============================================ */
.card,
.block,
.stat-card,
.product-card,
.feature-card,
.login-form,
.register-form,
.announcement-item {
    border-radius: 0 !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--bg-white) !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
}

.block-header {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-white);
}

.block-title {
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================
   表单样式
   ============================================ */
.form-control {
    border-radius: 0 !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--bg-white) !important;
    color: var(--text-primary) !important;
}

.form-control:focus {
    border-color: var(--primary-blue) !important;
    box-shadow: 0 0 0 2px rgba(0, 82, 204, 0.2) !important;
    outline: none;
}

.form-control-alt {
    background-color: var(--bg-gray) !important;
    border-color: var(--border-color) !important;
}

.input-group-append .btn {
    border-radius: 0 !important;
}

/* ============================================
   导航栏 - 前台
   ============================================ */
header {
    background-color: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-color) !important;
    backdrop-filter: none !important;
    box-shadow: none !important;
}

.logo {
    color: var(--primary-blue) !important;
}

.logo i {
    color: var(--primary-blue) !important;
}

.nav-links a {
    color: var(--text-primary) !important;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--primary-blue) !important;
}

/* ============================================
   用户中心侧边栏
   ============================================ */
#sidebar {
    background-color: var(--bg-white) !important;
    border-right: 1px solid var(--border-color) !important;
}

#sidebar .content-header {
    background-color: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

.nav-main-link {
    color: var(--text-secondary) !important;
}

.nav-main-link:hover,
.nav-main-link.active {
    background-color: var(--bg-gray) !important;
    color: var(--primary-blue) !important;
}

.nav-main-link-icon {
    color: var(--text-secondary) !important;
}

.nav-main-link:hover .nav-main-link-icon,
.nav-main-link.active .nav-main-link-icon {
    color: var(--primary-blue) !important;
}

.nav-main-heading {
    color: var(--text-secondary) !important;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.nav-main-submenu {
    background-color: var(--bg-gray) !important;
}

/* ============================================
   顶部Header
   ============================================ */
#page-header {
    background-color: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-color) !important;
    box-shadow: none !important;
}

.content-header {
    background-color: var(--bg-white) !important;
}

/* ============================================
   下拉菜单
   ============================================ */
.dropdown-menu {
    border-radius: 0 !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1) !important;
}

.dropdown-item:hover {
    background-color: var(--bg-gray) !important;
}

/* ============================================
   表格样式
   ============================================ */
.table {
    border: 1px solid var(--border-color);
}

.table thead th {
    background-color: var(--bg-gray);
    border-bottom: 2px solid var(--border-color) !important;
    color: var(--text-primary);
    font-weight: 600;
}

.table td,
.table th {
    border-color: var(--border-color) !important;
}

/* ============================================
   Badge样式
   ============================================ */
.badge {
    border-radius: 0 !important;
    font-weight: 500;
    padding: 0.4em 0.6em;
}

.badge-primary {
    background-color: var(--primary-blue) !important;
}

.badge-success {
    background-color: var(--success) !important;
}

.badge-danger {
    background-color: var(--danger) !important;
}

.badge-warning {
    background-color: var(--warning) !important;
    color: #fff !important;
}

/* ============================================
   分页/导航
   ============================================ */
.pagination .page-link {
    border-radius: 0 !important;
    color: var(--primary-blue);
    border-color: var(--border-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* ============================================
   标签页
   ============================================ */
.nav-tabs .nav-link {
    border-radius: 0 !important;
    color: var(--text-secondary);
    border: 1px solid transparent;
}

.nav-tabs .nav-link.active {
    color: var(--primary-blue) !important;
    border-color: var(--border-color) var(--border-color) var(--bg-white) !important;
}

.nav-tabs-custom .nav-link {
    border-radius: 0 !important;
    background-color: var(--bg-gray) !important;
    color: var(--text-secondary) !important;
}

.nav-tabs-custom .nav-link.active {
    background-color: var(--primary-blue) !important;
    color: #fff !important;
}

/* ============================================
   页脚
   ============================================ */
#page-footer,
footer {
    background-color: var(--bg-white) !important;
    border-top: 1px solid var(--border-color) !important;
    color: var(--text-secondary) !important;
}

footer a {
    color: var(--primary-blue) !important;
}

footer a:hover {
    color: var(--primary-blue-dark) !important;
    text-decoration: none;
}

.copyright {
    color: var(--text-secondary) !important;
}

/* ============================================
   去除花哨动画和渐变
   ============================================ */
* {
    animation: none !important;
    transition: background-color 0.2s, border-color 0.2s, color 0.2s !important;
}

[style*="linear-gradient"],
[style*="radial-gradient"] {
    background-image: none !important;
    background-color: var(--bg-white) !important;
}

.bg-image {
    background-image: none !important;
    background-color: var(--bg-gray) !important;
}

/* ============================================
   用户中心仪表盘特定样式
   ============================================ */
.user-dashboard {
    padding: 1.5rem 0;
}

.welcome-card {
    background-color: var(--primary-blue) !important;
    color: #fff !important;
    border: none !important;
    margin-bottom: 1.5rem;
}

.welcome-card .user-image {
    border-radius: 0 !important;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.stat-icon {
    border-radius: 0 !important;
    background-color: var(--bg-gray);
    color: var(--primary-blue) !important;
}

.quick-actions {
    gap: 1rem;
}

.action-btn {
    border: 1px solid var(--border-color);
    background-color: var(--bg-white);
    color: var(--text-primary);
    box-shadow: none !important;
}

.action-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: none !important;
    box-shadow: none !important;
}

.section-title::after {
    background-color: var(--primary-blue) !important;
    background-image: none !important;
    border-radius: 0 !important;
}

.balance-display {
    color: var(--primary-blue);
}

/* ============================================
   前台首页特定样式覆盖
   ============================================ */
.hero {
    background-color: var(--bg-white) !important;
    color: var(--text-primary) !important;
}

.hero h1 {
    color: var(--primary-blue) !important;
    background: none !important;
    -webkit-background-clip: initial !important;
    background-clip: initial !important;
}

.hero p {
    color: var(--text-secondary) !important;
}

.features {
    background-color: var(--bg-gray) !important;
}

.section-title {
    color: var(--text-primary) !important;
}

.feature-card:hover {
    background-color: var(--bg-white) !important;
    border-color: var(--primary-blue) !important;
}

.feature-icon {
    color: var(--primary-blue) !important;
}

.feature-card p {
    color: var(--text-secondary) !important;
}

.stats {
    background-color: var(--bg-white) !important;
}

.stat-value {
    color: var(--primary-blue) !important;
}

.stat-label {
    color: var(--text-secondary) !important;
}

.announcements {
    background-color: var(--bg-gray) !important;
}

.announcement-link {
    color: var(--primary-blue) !important;
    background-color: var(--bg-white) !important;
    border: 1px solid var(--primary-blue);
}

.announcement-link:hover {
    background-color: var(--primary-blue) !important;
    color: #fff !important;
}

.footer-column h3 {
    color: var(--primary-blue) !important;
}

.footer-column a {
    color: var(--text-secondary) !important;
}

.footer-column a:hover {
    color: var(--primary-blue) !important;
}

/* ============================================
   登录/注册表单
   ============================================ */
.login-wrapper,
.register-wrapper {
    background-color: var(--bg-gray) !important;
}

.login-form,
.register-form {
    background-color: var(--bg-white) !important;
    border: 1px solid var(--border-color) !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.login-form h2,
.register-form h2 {
    color: var(--text-primary) !important;
}

.login-form p,
.register-form p {
    color: var(--text-secondary) !important;
}

.form-footer a {
    color: var(--primary-blue) !important;
}

.captcha-image {
    border-radius: 0 !important;
    border: 1px solid var(--border-color);
}

.code-input button {
    background-color: var(--primary-blue) !important;
    border-radius: 0 !important;
}

.code-input button:hover {
    background-color: var(--primary-blue-dark) !important;
}

/* ============================================
   layer弹窗样式覆盖
   ============================================ */
.layui-layer {
    border-radius: 0 !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.layui-layer-btn .layui-layer-btn0 {
    border-color: var(--primary-blue) !important;
    background-color: var(--primary-blue) !important;
    color: #fff !important;
    border-radius: 0 !important;
}

.layui-layer-btn a {
    border-radius: 0 !important;
}

/* ============================================
   响应式调整
   ============================================ */
@media (max-width: 768px) {
    .nav-active {
        background-color: var(--bg-white) !important;
        border: 1px solid var(--border-color);
    }
}

/* ============================================
   杂项
   ============================================ */
.img-avatar,
.rounded,
.img-avatar-thumb {
    border-radius: 0 !important;
}

.text-primary {
    color: var(--primary-blue) !important;
}

.bg-primary {
    background-color: var(--primary-blue) !important;
    background-image: none !important;
}

.bg-success {
    background-color: var(--success) !important;
}

.bg-info {
    background-color: #00b8d9 !important;
}

.bg-warning {
    background-color: var(--warning) !important;
}

.bg-danger {
    background-color: var(--danger) !important;
}

.bg-white {
    background-color: var(--bg-white) !important;
}

.bg-body-light {
    background-color: var(--bg-gray) !important;
}

.text-dual {
    color: var(--text-primary) !important;
}

.dropdown-divider {
    border-top-color: var(--border-color) !important;
}

/* 移除oneui主题色覆盖 */
#page-container {
    background-color: var(--bg-gray) !important;
}

#main-container {
    background-color: var(--bg-gray) !important;
}

.content {
    background-color: transparent !important;
}