.hidden {
    display: none;
}

@keyframes app-loader-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 900px) {
    .onboarding-panel {
        padding: var(--space-7) var(--space-5);
    }

    .onboarding-shell {
        grid-template-columns: 1fr;
        min-height: auto;
        padding: 0;
    }

    .onboarding-topbar,
    .onboarding-copy,
    .onboarding-visual {
        grid-column: 1;
    }

    .onboarding-copy,
    .onboarding-visual {
        grid-row: auto;
    }

    .onboarding-panel:has(.radar-visual) .onboarding-shell {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }

    .onboarding-copy {
        min-height: auto;
        padding: 0;
    }

    .onboarding-copy h2,
    .onboarding-panel:has(.radar-visual) .onboarding-copy h2 {
        max-width: 100%;
    }

    .onboarding-copy > .subtitle,
    .onboarding-panel:has(.radar-visual) .onboarding-copy > .subtitle {
        max-width: 100%;
    }

    .admin-detail-insights-grid,
    .admin-detail-quotes-grid {
        grid-template-columns: 1fr;
    }

    .admin-detail-photo-card {
        width: 80px;
    }

    .admin-detail-photo {
        width: 80px;
        height: 80px;
        font-size: 1.75rem;
    }

    .admin-detail-skills-radar-card {
        min-height: 0;
    }

    .admin-detail-skills-radar-card {
        min-height: 0;
    }

    .admin-detail-skills-radar-frame {
        min-height: 0;
    }

    .onboarding-visual {
        min-height: 420px;
    }

    .radar-visual {
        width: min(100%, 420px);
        height: min(100vw - 64px, 420px);
    }

    .prechat-steps,
    .ai-hero-card,
    .importance-card,
    .admin-metrics-grid,
    .admin-insights-grid,
    .admin-analytics-grid {
        grid-template-columns: 1fr;
    }

    .admin-reports-hero,
    .admin-reports-actions,
    .admin-reports-summary-card,
    .admin-reports-pagination {
        display: grid;
        grid-template-columns: 1fr;
    }

    .admin-search-field {
        min-width: 0;
    }

    .admin-activity-head {
        grid-template-columns: 1fr;
    }

    .admin-reports-columns,
    .admin-report-row {
        grid-template-columns: 1fr;
    }

    .admin-report-select-cell {
        order: -1;
    }
}

@media (max-width: 720px) {
    .auth-panel,
    .onboarding-panel {
        padding: var(--space-4);
    }

    .chat-form {
        grid-template-columns: 1fr;
    }

    .message {
        max-width: 100%;
    }

    .onboarding-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .visual-grid,
    .case-visual {
        width: 100%;
    }

    .visual-grid {
        height: 360px;
    }

    .case-visual {
        min-height: 440px;
    }

    .case-sheet {
        right: 0;
        width: 86%;
        height: 360px;
    }

    .case-bubble,
    .case-progress {
        width: 86%;
    }

    .onboarding-panel:has(.radar-visual) .feature-list {
        grid-template-columns: 1fr;
    }

    .onboarding-panel:has(.radar-visual) .onboarding-shell {
        gap: var(--space-4);
    }

    .assessment-card,
    .report-card {
        grid-template-columns: 1fr;
        display: grid;
    }

    .dashboard-topbar {
        display: flex;
        flex-wrap: nowrap;
        align-items: center;
        gap: var(--space-2);
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }

    .dashboard-topbar .dashboard-brand,
    .dashboard-topbar .report-title-group {
        flex: 0 1 auto;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .dashboard-topbar .dashboard-topbar-actions {
        flex: 1 1 auto;
        min-width: 0;
        flex-wrap: nowrap;
        justify-content: flex-end;
    }

    .dashboard-topbar .user-chip,
    .dashboard-topbar .topbar-user-chip {
        min-width: 0;
        gap: var(--space-2);
    }

    .dashboard-topbar .user-chip-copy,
    .dashboard-topbar .topbar-user-copy {
        min-width: 0;
        max-width: clamp(72px, 28vw, 136px);
    }

    .dashboard-topbar .user-chip-copy strong,
    .dashboard-topbar .user-chip-copy span,
    .dashboard-topbar .topbar-user-copy strong,
    .dashboard-topbar .topbar-user-copy span {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .assessment-actions {
        justify-items: stretch;
    }

    .dashboard-panel {
        padding-bottom: var(--space-4);
    }

    .dashboard-section,
    .dashboard-hero {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }

    #available-assessments.assessment-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    }

    #available-assessments > .assessment-mini-card:first-child {
        grid-column: 1 / -1;
    }

    .ai-welcome-shell,
    .prechat-shell {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }

    .interview-layout {
        grid-template-columns: minmax(0, 1fr);
        width: 100%;
        min-width: 0;
    }

    .case-sidebar {
        position: relative;
        min-width: 0;
        padding: 0;
        overflow: visible;
        background: transparent;
        border: 0;
        border-radius: var(--radius-lg);
        max-height: none;
    }

    .case-sidebar-header {
        display: none;
    }

    .case-sidebar-toggle {
        width: 100%;
        min-width: 0;
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-3);
        padding: var(--space-3);
        border: 1px solid var(--panel-border);
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.94);
        color: var(--text-main);
        font-family: var(--font-heading);
        font-size: var(--fs-body-sm);
        font-weight: var(--fw-bold);
        line-height: var(--lh-snug);
        text-align: left;
        cursor: pointer;
        box-shadow: 0 10px 24px rgba(17, 22, 50, 0.06);
    }

    .case-sidebar-toggle:focus-visible {
        outline: 3px solid var(--accent-border);
        outline-offset: 2px;
    }

    .case-sidebar-toggle-label {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .case-sidebar-toggle-icon {
        flex: 0 0 auto;
        width: 7px;
        height: 7px;
        border-right: 1.5px solid var(--accent);
        border-bottom: 1.5px solid var(--accent);
        color: transparent;
        font-size: 0;
        line-height: 0;
        transform: rotate(45deg) translateY(-1px);
        transform-origin: center;
        transition:
            border-color 0.18s ease,
            transform 0.18s ease;
    }

    .case-sidebar.is-open .case-sidebar-toggle-icon {
        transform: rotate(225deg) translateY(-1px);
    }

    .case-progress-list {
        position: absolute;
        top: calc(100% + var(--space-2));
        left: 0;
        right: 0;
        z-index: 8;
        display: none;
        grid-template-columns: 1fr;
        max-height: min(52vh, 360px);
        padding: var(--space-2);
        overflow-y: auto;
        border: 1px solid var(--panel-border);
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 18px 44px rgba(17, 22, 50, 0.16);
    }

    .case-sidebar.is-open .case-progress-list {
        display: grid;
    }

    .case-sidebar.is-open .case-progress-item.active {
        display: grid;
        align-items: start;
        padding: var(--space-3);
        border-color: var(--accent-border);
        background: var(--accent-surface);
        box-shadow: inset 0 0 0 1px var(--accent-border);
    }

    .case-sidebar.is-open .case-progress-item.active .case-progress-copy strong {
        white-space: normal;
        overflow-wrap: break-word;
    }

    .case-sidebar.is-open .case-progress-item.active .case-progress-copy span {
        color: var(--accent);
    }

    .interview-case-heading {
        justify-content: flex-end;
    }

    .interview-case-header h3 {
        display: none;
    }

    #interview-case-status:empty {
        display: none;
    }

    .mini-card-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .interview-title-row,
    .interview-progress-labels,
    .interview-form-footer {
        flex-direction: row;
        align-items: center;
    }

    .interview-title-row,
    .interview-progress-labels {
        padding-left: 0;
        padding-right: 0;
    }

    .interview-form-footer {
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: var(--space-2);
    }

    .interview-action-buttons {
        flex: 0 0 auto;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
    }

    .interview-form {
        gap: var(--space-2);
        padding: var(--space-2);
    }

    .interview-form textarea {
        min-height: 64px;
        max-height: 104px;
    }

    .interview-form-footer {
        padding-top: var(--space-2);
    }

    .interview-form .primary-button,
    .interview-finish-button {
        min-height: 38px;
        padding: var(--space-2) var(--space-3);
        font-size: var(--fs-caption);
    }

    .interview-form .primary-button,
    .interview-finish-button {
        width: auto;
    }
}

@media (max-width: 900px) {
    .interview-topbar-head {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        flex-wrap: nowrap;
        gap: var(--space-1) var(--space-3);
    }

    .interview-topbar {
        gap: var(--space-1);
    }

    .interview-title-row {
        flex: 1 1 auto;
        min-width: 0;
        justify-content: flex-start;
    }

    #interview-section-title {
        display: none;
    }

    .interview-topbar-actions {
        flex: 0 0 auto;
        min-width: 0;
        flex-wrap: nowrap;
        justify-content: flex-end;
        margin-left: auto;
    }

    .interview-layout {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto minmax(0, 1fr);
        width: 100%;
        min-width: 0;
        padding: 0;
    }

    .case-sidebar {
        position: relative;
        min-width: 0;
        max-height: none;
        padding: 0;
        overflow: visible;
        border: 0;
        border-radius: var(--radius-lg);
        background: transparent;
    }

    .case-sidebar-header {
        display: none;
    }

    .case-sidebar-toggle {
        width: 100%;
        min-width: 0;
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-3);
        padding: var(--space-3);
        border: 1px solid var(--panel-border);
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.94);
        color: var(--text-main);
        font-family: var(--font-heading);
        font-size: var(--fs-body-sm);
        font-weight: var(--fw-bold);
        line-height: var(--lh-snug);
        text-align: left;
        cursor: pointer;
        box-shadow: 0 10px 24px rgba(17, 22, 50, 0.06);
    }

    .case-sidebar-toggle:focus-visible {
        outline: 3px solid var(--accent-border);
        outline-offset: 2px;
    }

    .case-sidebar-toggle-label {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .case-sidebar-toggle-icon {
        flex: 0 0 auto;
        width: 7px;
        height: 7px;
        border-right: 1.5px solid var(--accent);
        border-bottom: 1.5px solid var(--accent);
        color: transparent;
        font-size: 0;
        line-height: 0;
        transform: rotate(45deg) translateY(-1px);
        transform-origin: center;
        transition:
            border-color 0.18s ease,
            transform 0.18s ease;
    }

    .case-sidebar.is-open .case-sidebar-toggle-icon {
        transform: rotate(225deg) translateY(-1px);
    }

    .case-progress-list {
        position: absolute;
        top: calc(100% + var(--space-2));
        right: 0;
        left: 0;
        z-index: 8;
        display: none;
        grid-template-columns: 1fr;
        max-height: min(52vh, 360px);
        padding: var(--space-2);
        overflow-y: auto;
        border: 1px solid var(--panel-border);
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 18px 44px rgba(17, 22, 50, 0.16);
    }

    .case-sidebar.is-open .case-progress-list {
        display: grid;
    }

    .case-sidebar.is-open .case-progress-item.active {
        display: grid;
        align-items: start;
        padding: var(--space-3);
        border-color: var(--accent-border);
        background: var(--accent-surface);
        box-shadow: inset 0 0 0 1px var(--accent-border);
    }

    .case-sidebar.is-open .case-progress-item.active .case-progress-copy strong {
        white-space: normal;
        overflow-wrap: break-word;
    }

    .case-sidebar.is-open .case-progress-item.active .case-progress-copy span {
        color: var(--accent);
    }

    .interview-case-heading {
        justify-content: flex-end;
    }

    .interview-case-header h3 {
        display: none;
    }

    #interview-case-status:empty {
        display: none;
    }

    .interview-title-row,
    .interview-progress-labels,
    .interview-form-footer {
        flex-direction: row;
        align-items: center;
    }

    .interview-title-row,
    .interview-progress-labels {
        padding-right: 0;
        padding-left: 0;
    }

    .interview-title-row {
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: var(--space-2);
    }

    .interview-form {
        gap: var(--space-2);
        padding: var(--space-2);
    }

    .interview-form textarea {
        min-height: 64px;
        max-height: 104px;
    }

    .interview-form-footer {
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: var(--space-2);
        padding-top: var(--space-2);
    }

    .interview-action-buttons {
        flex: 0 0 auto;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
    }

    .interview-form .primary-button,
    .interview-finish-button {
        width: auto;
        min-height: 38px;
        padding: var(--space-2) var(--space-3);
        font-size: var(--fs-caption);
    }
}

.interview-panel.single-turn-mode .interview-main {
    display: flex;
    flex-direction: column;
    align-content: start;
}

.interview-panel.single-turn-mode .interview-messages {
    order: 2;
    min-height: 0;
    max-height: none;
    padding: 0;
    gap: var(--space-3);
    overflow: visible;
}

.interview-panel.single-turn-mode .interview-messages:empty {
    display: none;
}

.interview-panel.single-turn-mode .interview-summary {
    order: 1;
}

.interview-panel.single-turn-mode .interview-form {
    order: 3;
}

.interview-message {
    justify-content: flex-start;
}

.interview-message.own {
    justify-content: flex-end;
    align-items: flex-end;
}

.hidden,
.chat-panel.hidden,
.interview-panel.hidden {
    display: none;
}