@charset "UTF-8";

/* 响应式规则 */

/* 竖屏下提前把后台切为单列结构 */
@media screen and (orientation: portrait) and (max-width: 1180px) {
    .container {
        width: min(1120px, calc(100vw - 24px));
        padding: 24px 0 32px;
    }

    body.login-mode .container {
        width: min(760px, calc(100vw - 24px));
        min-height: 100vh;
        justify-content: center;
        padding: 24px 0;
    }

    .header {
        flex-wrap: wrap;
        align-items: center;
        gap: 12px;
    }

    .header-copy {
        flex: 1 1 auto;
        min-width: 0;
    }

    .session-status {
        flex: 0 0 auto;
        width: auto;
    }

    .session-dropdown {
        justify-content: flex-end;
    }

    #current-user {
        max-width: 120px;
    }

    .login-container {
        margin: 0 auto;
        min-height: auto;
        width: 100%;
    }

    .login-shell {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .login-showcase {
        padding: 36px 28px;
        gap: 24px;
        min-height: 360px;
    }

    .login-form-panel {
        padding: 36px 28px;
    }

    .admin-layout {
        grid-template-columns: 160px 1fr;
        gap: 16px;
        min-height: auto;
    }

    .admin-sidebar,
    .admin-main,
    .overview-card,
    .user-mgmt-card,
    .admin-section.active {
        min-height: auto;
    }

    .admin-sidebar {
        position: static;
        top: auto;
        padding: 16px !important;
    }

    .sidebar-nav {
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .sidebar-link {
        margin-bottom: 0;
        white-space: nowrap;
        flex: 0 0 auto;
        padding: 10px 12px;
        font-size: 13px;
    }

    .admin-summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .card-header-flex {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .actions-right {
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .upload-layout {
        grid-template-columns: 1fr;
    }

    .upload-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .upload-actions,
    .upload-actions .btn {
        width: 100%;
    }

    .table-wrap,
    .top-visitors-table-wrap,
    .users-table-wrap {
        overflow-x: auto;
    }

    table {
        min-width: 720px;
    }
}

/* 平板竖屏优化 */
@media (max-width: 768px) {
    .admin-layout {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .admin-sidebar {
        position: static;
        min-height: auto;
    }
    .admin-main {
        min-height: auto;
    }
    .admin-summary-grid {
        grid-template-columns: 1fr;
    }
    .overview-card,
    .upload-card,
    .user-mgmt-card,
    .users-table-wrap {
        min-height: auto;
    }
    .admin-section.active {
        min-height: auto;
    }
    .sidebar-nav {
        display: flex;
        overflow-x: auto;
        gap: 10px;
    }
    .sidebar-link {
        margin-bottom: 0;
        white-space: nowrap;
    }
    .login-container {
        margin: 0 auto;
        min-height: auto;
        width: 100%;
        padding: 0 !important;
    }
    .login-shell {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .login-showcase {
        padding: 32px 24px;
        gap: 24px;
        min-height: 340px;
    }
    .login-showcase-title {
        font-size: 28px;
    }
    .login-form-panel {
        padding: 32px 24px;
    }
    .header {
        flex-wrap: wrap;
        align-items: center;
        gap: 12px;
    }

    .header-copy {
        flex: 1 1 auto;
        min-width: 0;
    }

    .session-status {
        flex: 0 0 auto;
        width: auto;
        box-sizing: border-box;
    }

    #current-user {
        max-width: 100px;
    }
    .create-admin-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .upload-tip {
        width: 100%;
    }
    .upload-layout {
        grid-template-columns: 1fr;
    }
    .upload-panel {
        min-height: auto;
    }
    .upload-footer {
        flex-direction: column;
        align-items: stretch;
    }
    .overview-trend-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .overview-trend-filters {
        justify-content: flex-start;
        margin-left: 0;
    }
    .overview-trend-svg {
        min-height: 190px;
    }
    #upload-year {
        width: 100%;
    }
    .actions-right {
        justify-content: stretch;
    }
    .card-header-flex {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }
    .actions-right .btn,
    .upload-actions .btn {
        width: 100%;
    }
}

/* 平板竖屏优化 (768px - 1024px) */
@media screen and (orientation: portrait) and (min-width: 769px) and (max-width: 1024px) {
    .container {
        padding: 20px 0 28px;
    }

    .header {
        margin-bottom: 28px;
    }

    .title {
        font-size: 22px;
    }

    .card {
        padding: 24px;
    }

    .card-title {
        font-size: 18px;
    }

    .login-showcase {
        padding: 32px 24px;
        min-height: 340px;
    }

    .login-showcase-title {
        font-size: 28px;
    }

    .login-form-panel {
        padding: 32px 24px;
    }

    .admin-summary-grid {
        gap: 12px;
    }

    .admin-summary-card {
        padding: 14px 16px;
    }

    .admin-summary-value {
        font-size: 22px;
    }
}

/* 小屏手机优化 (< 480px) */
@media screen and (orientation: portrait) and (max-width: 480px) {
    .container {
        width: calc(100vw - 16px);
        padding: 16px 0 24px;
    }

    body.login-mode .container {
        width: calc(100vw - 16px);
        min-height: 100vh;
        padding: 12px 0;
    }

    .header {
        margin-bottom: 20px;
        padding: 0 6px;
        gap: 12px;
    }

    .title {
        font-size: 18px;
    }

    .session-dropdown {
        padding: 8px 10px;
        gap: 10px;
    }

    .session-avatar {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    #current-user {
        font-size: 13px;
        max-width: 120px;
    }

    .session-role {
        padding: 4px 8px;
        font-size: 11px;
    }

    .card {
        padding: 16px;
        margin-bottom: 16px;
        border-radius: 16px;
    }

    .card-title {
        font-size: 16px;
        padding-left: 12px;
        border-left-width: 4px;
        margin-bottom: 18px;
    }

    .login-container {
        margin: 0 auto;
        border-radius: 8px;
    }

    .login-showcase {
        min-height: 300px;
        padding: 24px 18px;
        gap: 18px;
    }

    .login-showcase-badge {
        padding: 5px 10px;
        font-size: 11px;
    }

    .login-showcase-title {
        font-size: 24px;
        margin: 16px 0 10px;
    }

    .login-showcase-text {
        font-size: 13px;
        line-height: 1.7;
    }

    .login-showcase-points {
        gap: 10px;
    }

    .login-showcase-point {
        padding: 0;
    }

    .login-showcase-point-title {
        font-size: 14px;
    }

    .login-showcase-point-text {
        font-size: 12px;
    }

    .login-form-panel {
        padding: 28px 18px;
    }

    .login-inner {
        width: 100%;
    }

    .login-panel-text {
        font-size: 13px;
        margin-bottom: 18px;
    }

    .login-form-panel .vertical-form {
        gap: 16px;
    }

    .field label {
        font-size: 12px;
        margin-bottom: 6px;
    }

    .field input,
    .field select {
        height: 44px;
        padding: 0 14px;
        font-size: 13px;
    }

    .btn {
        height: 44px;
        padding: 0 20px;
        font-size: 14px;
    }

    .btn-lg {
        height: 48px;
        font-size: 15px;
    }

    .btn-sm {
        height: 28px;
        padding: 0 10px;
        font-size: 11px;
    }

    .admin-layout {
        gap: 14px;
    }

    .admin-sidebar {
        padding: 14px !important;
    }

    .sidebar-nav {
        gap: 8px;
    }

    .sidebar-link {
        padding: 10px 12px;
        font-size: 13px;
        border-radius: 10px;
    }

    .admin-summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .admin-summary-card {
        padding: 12px 14px;
        border-radius: 12px;
    }

    .admin-summary-label {
        font-size: 11px;
    }

    .admin-summary-value {
        font-size: 20px;
        margin-top: 8px;
    }

    .overview-trend-panel {
        padding: 14px 16px;
        border-radius: 14px;
    }

    .overview-trend-title {
        font-size: 14px;
    }

    .overview-trend-text {
        font-size: 11px;
    }

    .overview-trend-svg {
        min-height: 112px;
    }

    .overview-top-visitors-panel {
        margin-top: 18px;
        padding-top: 18px;
    }

    .top-visitors-table-wrap {
        max-height: 240px;
    }

    .top-visitors-table-wrap th,
    .top-visitors-table-wrap td {
        padding: 10px 12px;
        font-size: 12px;
    }

    .card-header-flex {
        gap: 12px;
        margin-bottom: 0;
    }

    .actions-right {
        gap: 8px;
    }

    .upload-card-head {
        gap: 12px;
    }

    .upload-tip {
        padding: 10px 12px;
        border-radius: 8px;
    }

    .upload-tip-label {
        font-size: 11px;
        margin-bottom: 6px;
    }

    .upload-tip-text {
        font-size: 12px;
    }

    .upload-layout {
        gap: 16px;
    }

    .upload-panel {
        padding: 16px;
        gap: 14px;
        border-radius: 14px;
    }

    .upload-panel-title {
        font-size: 14px;
    }

    .upload-panel-text {
        font-size: 12px;
    }

    .upload-options {
        gap: 16px;
    }

    .radio-group {
        gap: 8px;
    }

    .radio-label {
        padding: 6px 10px;
        font-size: 12px;
    }

    .upload-dropzone {
        padding: 24px 18px;
        min-height: 180px;
    }

    .upload-icon {
        font-size: 32px;
    }

    .drop-text {
        font-size: 13px;
    }

    .drop-subtext {
        font-size: 11px;
    }

    .file-name-display {
        padding: 8px 10px;
        font-size: 12px;
    }

    .upload-progress {
        padding: 10px 12px;
    }

    .upload-progress-meta {
        font-size: 12px;
    }

    .upload-footer {
        gap: 12px;
    }

    .upload-footer-text {
        font-size: 12px;
    }

    .modal-box {
        width: calc(100vw - 24px);
        padding: 18px;
        border-radius: 14px;
    }

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

    .modal-body {
        margin-bottom: 18px;
        font-size: 13px;
    }

    .modal-footer {
        gap: 10px;
    }

    .status-toast {
        min-width: auto;
        width: calc(100vw - 32px);
        padding: 12px 18px;
        font-size: 13px;
    }

    table {
        min-width: 600px;
    }

    th, td {
        padding: 12px 14px;
        font-size: 13px;
    }
}

/* 超小屏手机优化 (< 360px) */
@media screen and (orientation: portrait) and (max-width: 360px) {
    .container {
        width: calc(100vw - 12px);
        padding: 12px 0 20px;
    }

    .header {
        margin-bottom: 16px;
        padding: 0 4px;
    }

    .title {
        font-size: 16px;
    }

    .card {
        padding: 14px;
        margin-bottom: 14px;
        border-radius: 14px;
    }

    .card-title {
        font-size: 15px;
        padding-left: 10px;
        margin-bottom: 14px;
    }

    .login-showcase {
        min-height: 280px;
        padding: 20px 14px;
        gap: 14px;
    }

    .login-showcase-title {
        font-size: 20px;
        margin: 12px 0 8px;
    }

    .login-showcase-text {
        font-size: 12px;
    }

    .login-showcase-points {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .login-showcase-point {
        padding: 0;
    }

    .login-form-panel {
        padding: 20px 14px;
    }

    .field input,
    .field select {
        height: 42px;
        padding: 0 12px;
        font-size: 12px;
    }

    .btn {
        height: 42px;
        padding: 0 18px;
        font-size: 13px;
    }

    .admin-summary-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .admin-summary-card {
        padding: 10px 12px;
    }

    .admin-summary-value {
        font-size: 18px;
    }

    .sidebar-link {
        padding: 8px 10px;
        font-size: 12px;
    }

    table {
        min-width: 520px;
    }

    th, td {
        padding: 10px 12px;
        font-size: 12px;
    }
}