/* 泽信网盘系统 - 全局样式 */

:root {
    --bg-body: #f5f7fa;
    --bg-card: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-header: #ffffff;
    --text-main: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --success: #16a34a;
    --success-hover: #15803d;
    --warning: #d97706;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-card: 0 2px 6px rgba(0, 0, 0, 0.06);
    --radius: 2px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--bg-body);
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

img {
    max-width: 100%;
}

/* 布局 */
.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-header {
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-main);
}

.brand img {
    height: 32px;
    width: auto;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.main-nav a {
    color: var(--text-secondary);
    font-size: 14px;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary);
    text-decoration: none;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.main-container {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 24px 16px;
}

.main-footer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 20px 16px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
}

/* 移动端菜单 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--text-main);
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--text-main);
    margin-left: auto;
}

/* 卡片 */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}

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

.card-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    line-height: 1.4;
    background-color: #fff;
    color: var(--text-main);
    border-color: var(--border-color);
}

.btn:hover {
    background-color: #f9fafb;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    color: #fff;
}

.btn-danger {
    background-color: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    border-color: var(--danger-hover);
    color: #fff;
}

.btn-success {
    background-color: var(--success);
    color: #fff;
    border-color: var(--success);
}

.btn-success:hover {
    background-color: var(--success-hover);
    border-color: var(--success-hover);
    color: #fff;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 13px;
}

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

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 9px 12px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: #fff;
    color: var(--text-main);
    transition: border-color 0.15s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

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

/* 表格 */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

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

.table th {
    font-weight: 600;
    color: var(--text-secondary);
    background-color: #f9fafb;
}

.table tbody tr:hover {
    background-color: #f9fafb;
}

/* 提示消息 */
.alert {
    padding: 12px 16px;
    margin-bottom: 16px;
    border: 1px solid transparent;
    border-radius: var(--radius);
}

.alert-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: var(--success);
}

.alert-error {
    background-color: #fef2f2;
    border-color: #fecaca;
    color: var(--danger);
}

/* 分页 */
.pagination {
    display: flex;
    gap: 6px;
    margin-top: 20px;
    justify-content: center;
}

.pagination a,
.pagination span {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-main);
    background-color: #fff;
}

.pagination a:hover {
    background-color: var(--primary-light);
    border-color: var(--primary);
    text-decoration: none;
}

.pagination .current {
    background-color: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* 登录页 */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-color: var(--bg-body);
}

.auth-box {
    width: 100%;
    max-width: 420px;
    padding: 32px;
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}

.auth-title {
    text-align: center;
    margin-bottom: 24px;
    font-size: 20px;
    font-weight: 600;
}

.auth-links {
    text-align: center;
    margin-top: 16px;
    color: var(--text-secondary);
}

/* 后台布局 */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 220px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.sidebar-brand {
    height: 56px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand img {
    height: 28px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background-color: var(--primary-light);
    color: var(--primary);
    text-decoration: none;
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.admin-header {
    height: 56px;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.admin-content {
    flex: 1;
    padding: 24px;
    background-color: var(--bg-body);
    overflow-y: auto;
}

/* 统计卡片 */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-card);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-main);
}

/* 文件列表 */
.file-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.storage-bar {
    width: 100%;
    height: 8px;
    background-color: #e5e7eb;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 6px;
}

.storage-bar-inner {
    height: 100%;
    background-color: var(--primary);
}

/* 上传区域 */
.upload-zone {
    display: block;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 24px 20px;
    text-align: center;
    color: var(--text-secondary);
    background-color: #fff;
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
    min-width: 220px;
}

.upload-zone:hover,
.upload-zone.is-dragover {
    border-color: var(--primary);
    background-color: var(--primary-light);
    color: var(--primary);
}

.upload-zone input[type="file"] {
    display: none;
}

.upload-zone:focus,
.upload-zone:focus-within {
    outline: none;
}

.upload-zone-text {
    font-size: 14px;
    pointer-events: none;
}

.upload-zone-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
    pointer-events: none;
}

.upload-pending {
    margin-top: 12px;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: #fff;
}

.upload-pending-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.upload-pending-list {
    list-style: none;
    margin: 0 0 12px;
    padding: 0;
    max-height: 200px;
    overflow-y: auto;
}

.upload-pending-list li {
    font-size: 13px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.upload-pending-list li:last-child {
    border-bottom: none;
}

.upload-pending-actions {
    display: flex;
    gap: 10px;
}

.file-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    gap: 12px;
}

.file-item:last-child {
    border-bottom: none;
}

.file-item:hover {
    background-color: #f9fafb;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.file-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
    text-transform: uppercase;
}

.file-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.file-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* 文件管理页面辅助元素 */
.file-page-body {
    padding: 16px 20px;
}

.file-page-body .file-list {
    margin: 0 -20px;
}

.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.category-nav a {
    padding: 4px 12px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    background-color: #f9fafb;
    border: 1px solid var(--border-color);
    font-size: 13px;
}

.category-nav a:hover,
.category-nav a.active {
    color: #fff;
    background-color: var(--primary);
    border-color: var(--primary);
    text-decoration: none;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.breadcrumb-sep {
    color: var(--text-muted);
}

.breadcrumb-current {
    color: var(--text-main);
    font-weight: 500;
}

.search-info {
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.file-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.file-toolbar-left,
.file-toolbar-right,
.batch-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.file-toolbar-right {
    margin-left: auto;
    flex-shrink: 0;
}

.batch-select-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    cursor: pointer;
}

.search-form {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
}

.search-form .form-control {
    width: 200px;
    flex-shrink: 1;
}

.search-form .btn {
    flex-shrink: 0;
}

.file-checkbox-wrap {
    display: inline-flex;
    align-items: center;
    margin-right: 4px;
    cursor: pointer;
}

.folder-icon {
    background-color: #fef3c7;
    color: #b45309;
    font-size: 11px;
}

/* 弹窗 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.45);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 420px;
    background-color: #fff;
    border-radius: var(--radius);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 201;
}

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

.modal-title {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    color: var(--text-muted);
    cursor: pointer;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
}

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

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background-color: #f3f4f6;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* 消息通知 */
.notification-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.notification-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: #fff;
}

.notification-item.is-unread {
    background-color: var(--primary-light);
    border-color: var(--primary);
}

.notification-main {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.notification-content {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.notification-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.notification-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.notification-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background-color: var(--danger);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-link {
    position: relative;
}

/* 在线预览 */
.preview-image {
    max-width: 100%;
    max-height: 80vh;
    border: 1px solid var(--border-color);
}

.preview-iframe {
    width: 100%;
    height: 80vh;
    border: 1px solid var(--border-color);
}

.preview-media {
    max-width: 100%;
    width: 100%;
}

.preview-text {
    text-align: left;
    background-color: #f9fafb;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    max-height: 80vh;
    overflow: auto;
}

.preview-text pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 13px;
    line-height: 1.6;
}

/* 团队空间 */
.team-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.team-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.team-item:last-child {
    border-bottom: none;
}

.team-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.team-meta {
    font-size: 13px;
    color: var(--text-secondary);
}

.team-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* 响应式 */
@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
        height: auto;
        min-height: 56px;
        padding: 8px 12px;
    }

    .brand-text {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .main-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding: 8px 0;
        border-top: 1px solid var(--border-color);
        margin-top: 8px;
    }

    .main-nav.is-open {
        display: flex;
    }

    .main-nav a {
        padding: 10px 4px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .user-menu {
        margin-left: auto;
    }

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

    .admin-wrapper {
        flex-direction: column;
    }

    .admin-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

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

    .sidebar-toggle {
        display: block;
    }

    .sidebar-nav {
        display: none;
        flex-wrap: wrap;
        padding: 8px;
        gap: 4px;
    }

    .sidebar-nav.is-open {
        display: flex;
    }

    .sidebar-nav a {
        padding: 8px 12px;
    }

    .admin-content {
        padding: 16px 12px;
    }

    .file-actions {
        flex-wrap: wrap;
    }

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

    .auth-box {
        padding: 24px 20px;
    }

    .file-page-body {
        padding: 12px 16px;
    }

    .file-page-body .file-list {
        margin: 0 -16px;
    }

    .file-toolbar,
    .file-toolbar-left,
    .file-toolbar-right {
        width: 100%;
    }

    .search-form {
        width: 100%;
    }

    .search-form .form-control {
        flex: 1;
        width: auto;
    }
}

@media (max-width: 480px) {
    .stat-grid {
        grid-template-columns: 1fr;
    }

    .file-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .file-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .header-inner .btn-sm {
        padding: 4px 8px;
        font-size: 12px;
    }

    .admin-header .header-title {
        max-width: 140px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .sidebar-brand span {
        max-width: 140px;
    }
}

/* 宣传页样式 */
.btn-lg {
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
}

.landing-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
    padding: 64px 24px;
    background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 24px;
}

.landing-title {
    font-size: 38px;
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-main);
    margin: 0 0 18px;
}

.landing-subtitle {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0 0 28px;
    max-width: 520px;
}

.landing-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.landing-hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.landing-hero-visual svg {
    width: 100%;
    max-width: 400px;
    height: auto;
    filter: drop-shadow(0 8px 24px rgba(37, 99, 235, 0.08));
}

.landing-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.landing-stat {
    text-align: center;
    padding: 24px 16px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-card);
}

.landing-stat-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}

.landing-stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.landing-section {
    padding: 56px 0;
}

.landing-section-alt {
    padding: 56px 24px;
    background: linear-gradient(180deg, #f9fafb 0%, #ffffff 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 24px;
}

.landing-section-header {
    text-align: center;
    margin-bottom: 40px;
}

.landing-section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 10px;
}

.landing-section-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin: 0;
}

.landing-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.landing-feature {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 28px;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.landing-feature:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.landing-feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.landing-icon-blue {
    background-color: #eff6ff;
    color: #2563eb;
}

.landing-icon-green {
    background-color: #f0fdf4;
    color: #16a34a;
}

.landing-icon-purple {
    background-color: #faf5ff;
    color: #9333ea;
}

.landing-icon-orange {
    background-color: #fff7ed;
    color: #ea580c;
}

.landing-icon-red {
    background-color: #fef2f2;
    color: #dc2626;
}

.landing-icon-cyan {
    background-color: #ecfeff;
    color: #0891b2;
}

.landing-feature-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 10px;
}

.landing-feature-desc {
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-secondary);
    margin: 0;
}

.landing-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.landing-step {
    text-align: center;
    padding: 0 16px;
}

.landing-step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary);
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.landing-step-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 8px;
}

.landing-step-desc {
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-secondary);
    margin: 0;
}

.landing-cta {
    padding: 64px 24px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 16px;
    text-align: center;
    margin-bottom: 24px;
}

.landing-cta-title {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
}

.landing-cta-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 28px;
}

.landing-cta-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.landing-cta-actions .btn {
    border-color: rgba(255, 255, 255, 0.4);
}

.landing-cta-actions .btn-primary {
    background-color: #fff;
    color: var(--primary);
    border-color: #fff;
}

.landing-cta-actions .btn-primary:hover {
    background-color: #f3f4f6;
    border-color: #f3f4f6;
    color: var(--primary-hover);
}

.landing-cta-actions .btn:not(.btn-primary) {
    background-color: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.landing-cta-actions .btn:not(.btn-primary):hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}

@media (max-width: 992px) {
    .landing-hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 48px 24px;
    }

    .landing-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .landing-hero-actions {
        justify-content: center;
    }

    .landing-hero-visual {
        order: -1;
    }

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

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

@media (max-width: 640px) {
    .landing-title {
        font-size: 28px;
    }

    .landing-features {
        grid-template-columns: 1fr;
    }

    .landing-steps {
        grid-template-columns: 1fr;
    }

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

    .landing-section-alt,
    .landing-cta {
        padding: 40px 20px;
    }
}