/* 公共样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}
:root {
    /* 主色调：松绿色 */
    --primary-color: #2E7D32;
    --primary-light: #4CAF50;
    --primary-dark: #1B5E20;
    --primary-50: #E8F5E8;
    --primary-100: #C8E6C9;
    
    /* 辅助色：银色系列 */
    --accent-color: #C0C0C0;
    --accent-light: #D3D3D3;
    --accent-dark: #A9A9A9;
    --silver-light: #E0E0E0;
    --silver-dark: #9E9E9E;
    --silver-50: #FAFAFA;
    --silver-100: #F5F5F5;
    
    --text-color: #1F2937;
    --text-light: #6B7280;
    --text-muted: #9CA3AF;
    --bg-color: #FFFFFF;
    --bg-gray: #F9FAFB;
    --border-color: #E5E7EB;
    --danger-color: #EF4444;
    --success-color: #4CAF50;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-gray);
    color: var(--text-color);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

/* 头部样式 */
.header {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
}

.logo i { font-size: 28px; }

.back-link {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    transition: color 0.2s;
}

.back-link:hover { color: var(--primary-color); }

/* 主要内容 */
.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
}

/* 卡片样式 */
.card {
    background: var(--bg-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-color);
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
    background: var(--bg-color);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    background: var(--bg-color);
    transition: all 0.2s;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    min-height: 120px;
    resize: vertical;
    transition: all 0.2s;
    background: var(--bg-color);
}

.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-50);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

/* 按钮加载状态 */
.btn-loading {
    display: inline-block;
    margin-right: 8px;
}

.btn-loading i {
    animation: spin 1s linear infinite;
}

/* 按钮点击效果 */
.btn:active {
    transform: translateY(1px);
    box-shadow: none;
}

/* 移动端通用样式 */
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
    z-index: 100;
    padding: 8px 0;
    padding-bottom: calc(8px + env(safe-area-inset-bottom));
}

.mobile-nav-inner {
    display: flex;
    justify-content: space-around;
    padding: 0;
}

.mobile-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--text-light);
    text-decoration: none;
    font-size: 11px;
    transition: all 0.2s;
    min-height: 54px;
    padding: 6px 4px;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-item i {
    font-size: 22px;
}

.mobile-nav-item.active {
    color: var(--primary-color);
}

.mobile-nav-item:hover {
    color: var(--primary-color);
}

/* 移动端搜索优化 */
.search-box {
    padding: 16px;
    border-radius: 12px;
}

.search-input {
    font-size: 16px;
    padding: 12px 16px;
    min-height: 48px;
}

.search-btn {
    min-height: 48px;
    padding: 12px 24px;
}

/* 移动端表单优化 */
.form-group {
    margin-bottom: 16px;
}

.form-input,
.form-select,
.form-textarea {
    font-size: 16px;
    padding: 12px 14px;
    min-height: 48px;
    border-radius: 10px;
}

.form-textarea {
    min-height: 100px;
    padding: 12px 14px;
}

/* 移动端标签优化 */
.tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    padding: 12px 16px;
    font-size: 14px;
    white-space: nowrap;
    flex-shrink: 0;
    min-height: 44px;
}

/* 移动端列表优化 */
.list-item {
    padding: 16px;
}

.list-item-title {
    font-size: 16px;
}

.list-item-meta {
    font-size: 14px;
}

/* 移动端卡片优化 */
.card {
    padding: 16px;
    margin-bottom: 12px;
    border-radius: 10px;
}

.card-title {
    font-size: 16px;
    margin-bottom: 12px;
}

/* 移动端按钮优化 */
.btn {
    min-height: 44px;
    padding: 12px 20px;
    font-size: 15px;
}

.btn-sm {
    min-height: 36px;
    padding: 8px 16px;
    font-size: 14px;
}

.btn-full {
    width: 100%;
}

/* 移动端Toast优化 */
.toast {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    padding: 14px 20px;
    border-radius: 10px;
    font-size: 14px;
    max-width: 90%;
    z-index: 1000;
}

.toast-bottom {
    bottom: 90px;
    top: auto;
}

.toast-center {
    top: 50%;
    transform: translate(-50%, -50%);
}

/* 移动端模态框优化 */
.modal-overlay {
    padding: 10px;
}

.modal-content {
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: 16px 16px 0 0;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 16px 20px;
}

.modal-body {
    padding: 16px 20px;
}

.modal-footer {
    padding: 16px 20px;
}

/* 移动端图片优化 */
img {
    max-width: 100%;
    height: auto;
}

/* 移动端安全区域适配 */
.safe-area-bottom {
    padding-bottom: env(safe-area-inset-bottom);
}

.safe-area-top {
    padding-top: env(safe-area-inset-top);
}

/* 移动端触摸反馈 */
.touchable {
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.touchable:active {
    opacity: 0.8;
    transform: scale(0.98);
}

/* 移动端滚动优化 */
.scroll-container {
    -webkit-overflow-scrolling: touch;
    overflow-y: auto;
}

/* 移动端网格布局 */
.grid-1 {
    grid-template-columns: 1fr;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* 移动端字体大小 */
.text-large {
    font-size: 18px;
}

.text-medium {
    font-size: 16px;
}

.text-small {
    font-size: 14px;
}

.text-xs {
    font-size: 12px;
}

/* 移动端间距 */
.gap-1 {
    gap: 4px;
}

.gap-2 {
    gap: 8px;
}

.gap-3 {
    gap: 12px;
}

.gap-4 {
    gap: 16px;
}

/* 移动端分页优化 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.pagination button {
    padding: 10px 14px;
    min-width: 44px;
    min-height: 44px;
    border-radius: 8px;
    font-size: 14px;
}

/* 移动端表格优化 */
.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
}

.table {
    min-width: 600px;
}

.table th,
.table td {
    padding: 12px;
    font-size: 14px;
}

/* 移动端空状态优化 */
.empty-state {
    padding: 60px 20px;
    text-align: center;
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 14px;
}

/* 移动端加载状态优化 */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.loading i {
    font-size: 36px;
    margin-bottom: 12px;
    animation: spin 1s linear infinite;
}

.loading p {
    font-size: 14px;
    color: var(--text-light);
}

/* 表单输入焦点效果增强 */
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-50);
    transition: all 0.3s ease;
}

/* 表单错误效果增强 */
.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px #FEF2F2;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border-color);
    color: var(--text-color);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #DC2626;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* 表单错误样式 */
.form-group.error .form-input {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px #FEF2F2;
}

.error-message {
    display: none;
    margin-top: 6px;
    font-size: 12px;
    color: var(--danger-color);
}

.form-group.error .error-message {
    display: block;
}

/* 提示框样式 */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: slideIn 0.3s ease-out;
    box-shadow: var(--shadow);
}

.alert-error {
    background: #FEF2F2;
    color: var(--danger-color);
    border: 1px solid #FECACA;
}

.alert-success {
    background: #ECFDF5;
    color: var(--success-color);
    border: 1px solid #A7F3D0;
}

.alert-info {
    background: #EFF6FF;
    color: #3B82F6;
    border: 1px solid #DBEAFE;
}

.alert-warning {
    background: #FEF3C7;
    color: #F59E0B;
    border: 1px solid #FDE68A;
}

/* Toast样式 */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease-out;
    transition: all 0.3s ease;
}

.toast.info {
    background: #EFF6FF;
    color: #3B82F6;
    border: 1px solid #DBEAFE;
}

.toast.success {
    background: #ECFDF5;
    color: var(--success-color);
    border: 1px solid #A7F3D0;
}

.toast.error {
    background: #FEF2F2;
    color: var(--danger-color);
    border: 1px solid #FECACA;
}

.toast.warning {
    background: #FEF3C7;
    color: #F59E0B;
    border: 1px solid #FDE68A;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: inherit;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.toast-close:hover {
    opacity: 1;
}

/* 加载动画 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--primary-50);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 动画 */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .header-inner {
        padding: 0 20px;
    }
    
    .main {
        padding: 32px 20px;
    }
}

@media (max-width: 768px) {
    /* 头部适配 */
    .header {
        padding: 12px 0;
    }
    
    .header-inner {
        padding: 0 16px;
        height: auto;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .logo i {
        font-size: 24px;
    }
    
    /* 主要内容 */
    .main {
        padding: 20px 16px;
        padding-bottom: 90px;
    }
    
    /* 卡片样式 */
    .card {
        padding: 16px;
        margin-bottom: 12px;
        border-radius: 10px;
    }
    
    .card-title {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    /* 按钮样式 */
    .btn {
        padding: 12px 20px;
        font-size: 15px;
        min-height: 48px;
    }
    
    /* 表单样式 */
    .form-group {
        margin-bottom: 16px;
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px;
        padding: 14px 16px;
        min-height: 48px;
        border-radius: 10px;
    }
    
    .form-textarea {
        min-height: 100px;
    }
    
    /* 隐藏桌面端导航 */
    .nav, .header-btns, .header-nav, .desktop-nav, .header-actions {
        display: none !important;
    }
    
    /* 显示移动端菜单按钮 */
    .mobile-menu-toggle {
        display: block;
    }
    
    /* 显示移动端导航 */
    .mobile-nav {
        display: block;
    }
    
    /* 标签页样式 */
    .tabs {
        display: flex;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 4px;
    }
    
    .tabs::-webkit-scrollbar {
        display: none;
    }
    
    .tab {
        padding: 12px 16px;
        font-size: 14px;
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    /* 表格适配 */
    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: 8px;
    }
    
    .table {
        min-width: 600px;
    }
    
    .table th,
    .table td {
        padding: 12px;
        font-size: 14px;
    }
    
    /* 分页适配 */
    .pagination {
        gap: 6px;
        flex-wrap: wrap;
    }
    
    .pagination button {
        padding: 10px 14px;
        min-width: 44px;
        min-height: 44px;
    }
    
    /* 空状态适配 */
    .empty-state {
        padding: 40px 16px;
    }
    
    /* 触摸优化 */
    .btn, .filter-tag, .job-card, .mobile-nav-item, .form-input, .form-select, .form-textarea, .tab, .enterprise-card, .category-card {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    /* 增大点击区域 */
    .btn, .filter-tag, .job-card, .mobile-nav-item, .tab, .enterprise-card, .category-card, .nav-link {
        min-height: 44px;
    }
    
    /* 网格布局调整 */
    .content-grid,
    .stats-grid,
    .category-grid,
    .advantage-grid,
    .category-grid,
    .enterprise-list,
    .story-grid,
    .news-grid,
    .hot-job-list {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    /* 图片适配 */
    .company-logo,
    .jobseeker-avatar,
    .enterprise-logo {
        width: 48px;
        height: 48px;
    }
    
    /* 模态框适配 */
    .modal-overlay {
        padding: 10px;
    }
    
    .modal-content {
        width: 100%;
        max-width: 100%;
        margin: 0;
        border-radius: 16px 16px 0 0;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    /* Toast位置调整 */
    .toast {
        width: 90%;
        left: 5%;
        transform: none;
        bottom: 90px;
        top: auto;
        max-width: none;
    }
    
    /* 搜索框优化 */
    .search-box {
        padding: 16px;
        border-radius: 12px;
    }
    
    /* 字体大小调整 */
    .page-title {
        font-size: 20px;
    }
    
    /* 工具类调整 */
    .mt-4 {
        margin-top: 16px;
    }
    
    .mb-4 {
        margin-bottom: 16px;
    }
    
    .gap-4 {
        gap: 16px;
    }
}

/* 小屏手机适配 */
@media (max-width: 480px) {
    html {
        font-size: 15px;
    }
    
    .header-inner {
        padding: 0 12px;
    }
    
    .logo {
        font-size: 16px;
    }
    
    .logo i {
        font-size: 22px;
    }
    
    .main {
        padding: 16px 12px;
        padding-bottom: 100px;
    }
    
    .card {
        padding: 14px;
        border-radius: 8px;
    }
    
    .btn {
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        padding: 12px 14px;
    }
    
    .mobile-nav-item {
        font-size: 11px;
    }
    
    .mobile-nav-item i {
        font-size: 20px;
    }
}

/* 横屏适配 */
@media (max-height: 500px) and (orientation: landscape) {
    .mobile-nav {
        padding-bottom: 0;
    }
    
    .mobile-nav-inner {
        padding: 6px 0;
    }
    
    .mobile-nav-item {
        padding: 4px 6px;
    }
    
    .mobile-nav-item i {
        font-size: 20px;
    }
}

/* 平板适配 */
@media (min-width: 769px) and (max-width: 1024px) {
    .content-grid,
    .category-grid,
    .enterprise-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 标签页样式 */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-light);
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.tab:hover {
    color: var(--primary-color);
}

.tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* 空状态样式 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 14px;
}

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--bg-gray);
    font-weight: 600;
    font-size: 14px;
}

.table tr:hover {
    background: var(--bg-gray);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.pagination button {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    cursor: pointer;
    transition: all 0.2s;
}

.pagination button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination button.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 徽章样式 */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary {
    background: var(--primary-50);
    color: var(--primary-color);
}

.badge-success {
    background: #ECFDF5;
    color: var(--success-color);
}

.badge-danger {
    background: #FEF2F2;
    color: var(--danger-color);
}

.badge-warning {
    background: #FEF3C7;
    color: var(--accent-color);
}

/* 工具类 */
.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 4px;
}

.mt-2 {
    margin-top: 8px;
}

.mt-3 {
    margin-top: 16px;
}

.mt-4 {
    margin-top: 24px;
}

.mb-1 {
    margin-bottom: 4px;
}

.mb-2 {
    margin-bottom: 8px;
}

.mb-3 {
    margin-bottom: 16px;
}

.mb-4 {
    margin-bottom: 24px;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: 8px;
}

.gap-3 {
    gap: 16px;
}

.gap-4 {
    gap: 24px;
}