/*
 * Application-wide styles and design tokens.
 * Shell/components aligned to base_project; brand colors preserved.
 */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
    /* Accent scale (red brand) — do not change */
    --accent-50: #fdf2f1;
    --accent-100: #f9d9d6;
    --accent-500: #c0392b;
    --accent-600: #a93226;
    --accent-700: #922b21;

    /* Legacy aliases */
    --accent-color: var(--accent-500);
    --accent-hover: var(--accent-600);
    --accent-light: var(--accent-50);
    --accent-soft: rgba(192, 57, 43, 0.14);

    /* Info scale */
    --info-50: #eff6ff;
    --info-100: #dbeafe;
    --info-700: #1d4ed8;

    /* Success */
    --success-50: #eaf6ef;
    --success-100: #c0e2cf;
    --success-500: #057642;
    --success-700: #045c34;

    /* Danger */
    --danger-50: #fef1f0;
    --danger-100: #f5cfcb;
    --danger-500: #cc1016;
    --danger-600: #a30c12;
    --danger-700: #7a090e;

    /* Warning */
    --warning-50: #fef7e8;
    --warning-100: #f5e2b3;
    --warning-500: #915907;
    --warning-700: #5c3905;

    /* Neutrals */
    --neutral-50: #f7f8fa;
    --neutral-100: #f0f2f5;
    --neutral-200: #e8eaed;
    --neutral-500: #5f6368;
    --neutral-700: #404040;

    /* Surfaces — brand palette preserved */
    --sidebar-bg: #0f1923;
    --sidebar-gradient: linear-gradient(165deg, #162433 0%, #0f1923 48%, #0a1219 100%);
    --cta-gradient: linear-gradient(45deg, #e74c3c, #c0392b, #a93226);
    --cta-gradient-hover: linear-gradient(45deg, #ec7063, #e74c3c, #c0392b);
    --page-bg: #f7f8fa;
    --surface-color: #ffffff;
    --surface-muted: #f7f8fa;
    --surface-hover: #f9fafb;
    --input-bg: #ffffff;
    --input-bg-disabled: #f0f2f5;

    /* Borders & text — brand palette preserved */
    --border-color: #e8eaed;
    --border-subtle: #f0f2f5;
    --border-strong: #d0d3d8;
    --text-primary: #1a1a1a;
    --text-secondary: #5f6368;
    --text-muted: #9aa0a6;

    /* Sidebar (dark) — brand palette preserved */
    --sidebar-text: rgba(255, 255, 255, 0.46);
    --sidebar-text-hover: rgba(255, 255, 255, 0.72);
    --sidebar-text-active: #ffffff;
    --sidebar-label: rgba(255, 255, 255, 0.28);
    --sidebar-border: rgba(255, 255, 255, 0.07);
    --sidebar-nav-hover: rgba(255, 255, 255, 0.06);
    --sidebar-nav-active: rgba(192, 57, 43, 0.16);

    /* Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.5rem;
    --radius-lg: 16px;
    --radius-xl: 16px;
    --radius-control: var(--radius-sm);

    /* Shadows */
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --card-shadow-hover: 0 8px 28px rgba(15, 23, 42, 0.08);
    --focus-ring: 0 0 0 3px var(--accent-soft);

    /* Motion */
    --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast: 0.15s;
    --duration-normal: 0.2s;
    --duration-shell: 0.25s;

    /* Typography */
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --text-micro: 0.6875rem;
    --text-caption: 0.75rem;
    --text-sm: 0.8125rem;
    --text-ui: 0.875rem;
    --text-md: 0.9375rem;
    --text-body: 1rem;
    --text-lg: 1.0625rem;
    --text-title: 1.25rem;
    --text-display: 1.5rem;

    /* App shell */
    --shell-header-height: 4.25rem;
    --sidebar-width: 17rem;
    --sidebar-width-collapsed: 4.25rem;
    --sidebar-pad-x: 0.875rem;
    --header-padding-x: 2rem;

    /* Layout spacing */
    --content-padding-y: 1.75rem;
    --content-padding-x: 2rem;
    --page-header-margin: 1.5rem;
    --card-padding-y: 1.25rem;
    --card-padding-x: 1.5rem;
    --card-body-padding: 1.5rem;

    /* Spacing scale */
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-7: 1.875rem;
    --spacing-8: 2.25rem;

    /* Form spacing */
    --form-label-gap: var(--spacing-2);
    --form-grid-row-gap: var(--spacing-6);
    --form-grid-col-gap: var(--spacing-5);
    --form-field-gap: var(--spacing-5);
    --form-footer-gap: var(--spacing-5);

    /* Control sizing */
    --control-height: 2.125rem;
    --control-padding-y: 0.4375rem;
    --control-padding-x: 0.75rem;

    /* iOS safe area */
    --safe-area-inset-top: env(safe-area-inset-top, 0px);
    --safe-area-inset-right: env(safe-area-inset-right, 0px);
    --safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-inset-left: env(safe-area-inset-left, 0px);
    --chat-bottom-inset: var(--safe-area-inset-bottom);
}

/* Animations */
@keyframes slide-down {
    from {
        opacity: 0;
        transform: translateY(-0.75rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes soft-rise {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-down {
    animation: slide-down 0.35s var(--ease-out) forwards;
}

.animate-fade-in {
    animation: fade-in 0.25s var(--ease-out) forwards;
}

.animate-soft-rise {
    animation: soft-rise 0.4s var(--ease-out) forwards;
}

@media (prefers-reduced-motion: reduce) {
    .animate-slide-down,
    .animate-fade-in,
    .animate-soft-rise {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    line-height: var(--leading-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.page-bg {
    background-color: var(--page-bg);
}

.accent {
    background-color: var(--accent-color);
}

.accent-hover:hover {
    background-color: var(--accent-hover);
}

.accent-text {
    color: var(--accent-color);
}

.accent-light-bg {
    background-color: var(--accent-light);
}

/* Buttons */
.ui-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4375rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    white-space: nowrap;
    transition:
        background-color var(--duration-normal) var(--ease-out),
        color var(--duration-normal) var(--ease-out),
        border-color var(--duration-normal) var(--ease-out),
        transform var(--duration-normal) var(--ease-out),
        filter var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
}

.ui-btn svg {
    flex-shrink: 0;
    width: 1rem;
    height: 1rem;
}

.ui-btn-primary {
    min-height: var(--control-height);
    height: auto;
    padding: var(--control-padding-y) 1.125rem;
    border-radius: var(--radius-control);
    font-size: var(--text-ui);
    letter-spacing: 0.01em;
    background-color: var(--accent-color);
    color: #ffffff;
    box-shadow: 0 1px 2px rgba(11, 28, 46, 0.12);
}

.ui-btn-primary:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
    transform: scale(1.02);
}

.ui-btn-compact {
    min-height: 1.875rem;
    height: auto;
    padding: 0.3rem 0.875rem;
    border-radius: var(--radius-control);
    font-size: var(--text-sm);
    background-color: var(--accent-color);
    color: #ffffff;
}

.ui-btn-compact:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
    transform: scale(1.02);
}

.ui-btn-outline {
    min-height: var(--control-height);
    height: auto;
    padding: var(--control-padding-y) 1.125rem;
    border-radius: var(--radius-control);
    font-size: var(--text-ui);
    font-weight: 500;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.ui-btn-outline:hover {
    background-color: var(--accent-soft);
    color: var(--accent-500);
    border-color: var(--accent-100);
}

.ui-btn-action {
    display: inline-flex;
    align-items: center;
    gap: 0.3125rem;
    height: 1.875rem;
    padding: 0 0.8125rem;
    border-radius: var(--radius-control);
    font-size: 0.75rem;
    font-weight: 500;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
    text-decoration: none;
    white-space: nowrap;
    transition:
        background-color var(--duration-fast) var(--ease-out),
        color var(--duration-fast) var(--ease-out),
        border-color var(--duration-fast) var(--ease-out);
}

.ui-btn-action svg {
    flex-shrink: 0;
    width: 0.875rem;
    height: 0.875rem;
}

.ui-btn-action:hover {
    background-color: var(--page-bg);
    color: var(--text-primary);
    border-color: var(--border-strong);
}

.ui-btn-action-danger {
    border-color: var(--danger-100);
    color: var(--danger-600);
    background-color: var(--danger-50);
}

.ui-btn-action-danger:hover {
    background-color: var(--danger-100);
    color: var(--danger-700);
    border-color: var(--danger-500);
}

.ui-btn-action-form {
    display: inline-flex;
}

.ui-btn:focus-visible,
.ui-btn-action:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

@media (prefers-reduced-motion: reduce) {
    .ui-btn,
    .ui-btn-action,
    .ui-btn-danger,
    .ui-back-link,
    .nav-item,
    .app-header-icon-btn,
    .ui-tab {
        transition-duration: 0.01ms !important;
    }

    .ui-btn-primary:hover,
    .ui-btn-compact:hover,
    .ui-btn-primary:active,
    .ui-btn-compact:active,
    .ui-btn-action:hover,
    .ui-btn-action:active,
    .ui-btn-danger:hover,
    .ui-back-link:hover,
    .nav-item:hover,
    .app-header-icon-btn:hover,
    .ui-tab:hover:not(.ui-tab--active),
    .ui-input-file::file-selector-button:hover {
        transform: none;
        filter: none;
    }
}

/* Focus ring utility */
.focus-ring:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

/* App shell — main content area */
.app-content {
    flex: 1 1 0;
    min-height: 0;
    overflow-y: auto;
    padding: 1.5rem 1.25rem;
}

@media (min-width: 768px) {
    .app-content {
        padding: var(--content-padding-y) var(--content-padding-x);
    }
}

/* Page structure */
.ui-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.625rem;
    margin-bottom: var(--page-header-margin);
}

.ui-page-header--back {
    justify-content: flex-start;
    gap: 0.75rem;
}

.ui-page-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.625rem;
    flex-shrink: 0;
}

.ui-page-title {
    font-size: var(--text-title);
    font-weight: 600;
    line-height: var(--leading-tight);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.ui-page-header__content {
    min-width: 0;
}

.ui-page-subtitle {
    margin-top: 0.125rem;
    font-size: 0.8125rem;
    line-height: 1.25rem;
    color: var(--text-secondary);
}

.ui-resource-summary {
    padding: 0.875rem 1rem;
    background-color: var(--info-50);
    border: 1px solid var(--info-100);
    border-radius: var(--radius-sm);
}

.ui-resource-summary__name {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
}

.ui-resource-summary__meta {
    margin-top: 0.25rem;
    font-size: 0.8125rem;
    line-height: 1.25rem;
    color: var(--text-secondary);
}

.ui-resource-summary__intro {
    margin-top: 0.5rem;
    font-size: 0.8125rem;
    line-height: 1.25rem;
    color: var(--text-secondary);
}

.ui-back-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-control);
    color: var(--text-secondary);
    transition:
        color var(--duration-normal) var(--ease-out),
        background-color var(--duration-normal) var(--ease-out);
}

.ui-back-link:hover {
    color: var(--text-primary);
    background-color: var(--page-bg);
}

.ui-back-link svg {
    width: 1.125rem;
    height: 1.125rem;
}

/* Cards */
.ui-card {
    background-color: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}

.ui-card--rise {
    animation: soft-rise 0.4s var(--ease-out) forwards;
}

@media (prefers-reduced-motion: reduce) {
    .ui-card--rise {
        animation: none;
    }
}

.ui-card-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.625rem;
    padding: var(--card-padding-y) var(--card-padding-x);
    border-bottom: 1px solid var(--border-color);
    background-color: #ffffff;
}

.ui-card-filters {
    padding: var(--card-padding-y) var(--card-padding-x);
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
}

.ui-filter-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.625rem;
    width: 100%;
}

@media (max-width: 639.98px) {
    .ui-filter-form {
        flex-direction: column;
        align-items: stretch;
    }
}

.ui-card-header {
    padding: var(--card-padding-y) var(--card-padding-x);
    border-bottom: 1px solid var(--border-color);
    background-color: #ffffff;
}

.ui-card-section-title {
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: var(--leading-tight);
}

.ui-card-body {
    padding: var(--card-body-padding);
}

.ui-card-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.625rem;
}

.ui-card-tabs {
    padding: 0;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-behavior: smooth;
    scroll-padding-inline: 0.75rem;
}

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

.ui-card-tabs__list {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-end;
    gap: 0.125rem;
    width: max-content;
    min-width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ui-card-tabs__item {
    display: flex;
    flex: 0 0 auto;
    margin-bottom: -1px;
}

.ui-tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 5.5rem;
    height: 2.5rem;
    padding: 0 1.125rem;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    line-height: var(--leading-tight);
    color: var(--text-muted);
    text-decoration: none;
    white-space: nowrap;
    background-color: transparent;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.ui-tab:hover:not(.ui-tab--active) {
    color: var(--text-secondary);
    background-color: rgba(255, 255, 255, 0.72);
}

.ui-tab:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.ui-tab--active {
    z-index: 1;
    color: var(--text-primary);
    background-color: #ffffff;
    border-color: var(--border-color);
}

.ui-tab--active::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0.625rem;
    left: 0.625rem;
    height: 2px;
    border-radius: 1px;
    background-color: var(--accent-color);
}

.ui-tab--active:hover {
    color: var(--text-primary);
    background-color: #ffffff;
}

.ui-tabbed-panel:has(.ui-card-tabs__item:first-child .ui-tab--active) .ui-card {
    border-top-left-radius: 0;
}

.ui-tabbed-panel:has(.ui-card-tabs__item:last-child .ui-tab--active):has(.ui-card-tabs__item:nth-child(2)) .ui-card {
    border-top-right-radius: 0;
}

.ui-tabbed-panel .ui-card {
    position: relative;
    z-index: 0;
}

.ui-card-table {
    overflow-x: auto;
}

.ui-card-footer {
    padding: var(--card-padding-y) var(--card-padding-x);
    border-top: 1px solid var(--border-color);
    background-color: #ffffff;
}

.ui-form-fields {
    display: flex;
    flex-direction: column;
    gap: var(--form-field-gap);
}

.ui-form-grid {
    display: grid;
    grid-template-columns: 1fr;
    column-gap: var(--form-grid-col-gap);
    row-gap: var(--form-grid-row-gap);
}

@media (min-width: 768px) {
    .ui-form-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.ui-form-grid-span-2 {
    grid-column: 1 / -1;
}

.ui-form-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.625rem;
    padding-top: var(--form-footer-gap);
    border-top: 1px solid var(--border-color);
}

/* Form controls */
.ui-input {
    display: block;
    padding: 0 var(--control-padding-x);
    height: var(--control-height);
    font-size: var(--text-sm);
    line-height: 1.25rem;
    color: var(--text-primary);
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-control);
    transition:
        border-color var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out),
        background-color var(--duration-normal) var(--ease-out);
}

.ui-input-full {
    width: 100%;
}

textarea.ui-input {
    height: auto;
    min-height: 2.25rem;
    padding: 0.5rem 0.75rem;
    line-height: 1.5;
    resize: vertical;
}

.ui-input-search {
    width: 16rem;
    min-width: 12rem;
}

@media (min-width: 640px) {
    .ui-input-search {
        width: 20rem;
    }
}

.ui-input::placeholder {
    color: var(--text-muted);
}

.ui-input:hover:not(:focus):not(:disabled) {
    border-color: var(--border-strong);
}

.ui-input:focus {
    outline: none;
    border-color: var(--accent-color);
    background-color: var(--input-bg);
    box-shadow: var(--focus-ring);
}

.ui-input-search-wrap {
    position: relative;
    width: 100%;
    max-width: 18.75rem;
}

.ui-input-search-wrap .ui-input-search-icon {
    position: absolute;
    left: 0.6875rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1rem;
    height: 1rem;
    color: var(--text-muted);
    pointer-events: none;
}

.ui-input-search-wrap .ui-input-search {
    width: 100%;
    padding-left: 2.25rem;
}

.ui-input:disabled {
    background-color: var(--input-bg-disabled);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.ui-input-with-unit {
    display: inline-flex;
    align-items: stretch;
    width: 100%;
    max-width: 8rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-control);
    background-color: var(--input-bg);
    overflow: hidden;
    transition:
        border-color var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
}

.ui-input-with-unit:focus-within {
    border-color: var(--accent-color);
    box-shadow: var(--focus-ring);
}

.ui-input-with-unit__input {
    flex: 1;
    min-width: 0;
    width: 100%;
    height: 2.25rem;
    padding: 0 0.5rem;
    font-size: 0.8125rem;
    line-height: 1.25rem;
    color: var(--text-primary);
    background-color: transparent;
    border: none;
}

.ui-input-with-unit__input:focus {
    outline: none;
}

.ui-input-with-unit__suffix {
    display: flex;
    align-items: center;
    padding: 0 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    background-color: var(--input-bg-disabled);
    border-left: 1px solid var(--border-color);
    white-space: nowrap;
}

.ui-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.ui-switch__input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.ui-switch__track {
    display: inline-flex;
    align-items: center;
    width: 2.25rem;
    height: 1.25rem;
    padding: 0.125rem;
    background-color: #d0d3d8;
    border-radius: 9999px;
    transition: background-color 0.15s ease;
}

.ui-switch__thumb {
    width: 1rem;
    height: 1rem;
    background-color: #ffffff;
    border-radius: 9999px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.15);
    transition: transform 0.15s ease;
}

.ui-switch__input:checked + .ui-switch__track {
    background-color: var(--accent-color);
}

.ui-switch__input:checked + .ui-switch__track .ui-switch__thumb {
    transform: translateX(1rem);
}

.ui-switch__input:focus-visible + .ui-switch__track {
    box-shadow: var(--focus-ring);
}

.ui-switch__input:disabled + .ui-switch__track {
    opacity: 0.5;
    cursor: not-allowed;
}

.ui-switch:has(.ui-switch__input:disabled) {
    cursor: not-allowed;
}

.ui-input-file {
    display: block;
    width: 100%;
    font-size: 0.8125rem;
    line-height: 1.25rem;
    color: var(--text-secondary);
}

.ui-input-file::file-selector-button {
    margin-right: 0.75rem;
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    line-height: 1.25rem;
    color: #ffffff;
    background-color: var(--accent-color);
    border: 1px solid var(--accent-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.ui-input-file::file-selector-button:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.ui-input-file-hint,
.ui-input-file-current {
    margin-top: 0.375rem;
    font-size: 0.75rem;
    line-height: 1.125rem;
}

.ui-input-file-hint {
    color: var(--text-muted);
}

.ui-input-file-current a {
    color: #2563eb;
    text-decoration: none;
}

.ui-input-file-current a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.ui-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--form-label-gap);
    letter-spacing: 0.01em;
}

.ui-form-error {
    background-color: var(--danger-50);
    border: 1px solid var(--danger-100);
    border-radius: var(--radius-md);
    padding: 1rem;
}

/* Tables */
.ui-table {
    width: 100%;
    border-collapse: collapse;
}

.ui-table thead tr {
    border-bottom: 1px solid var(--border-color);
}

.ui-table th {
    padding: 0.625rem 1.25rem;
    text-align: left;
    font-size: var(--text-micro);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.09em;
    white-space: nowrap;
}

.ui-table th.ui-table-col-right {
    text-align: right;
}

.ui-table td.ui-table-col-right {
    text-align: right;
}

.ui-table td.ui-table-cell-actions {
    text-align: right;
}

.ui-table td {
    padding: 0.9375rem 1.25rem;
    font-size: var(--text-sm);
    color: var(--text-primary);
    vertical-align: middle;
}

.ui-table tbody tr {
    border-bottom: 1px solid var(--border-subtle);
    transition: background-color 0.12s ease;
}

.ui-table tbody tr:last-child {
    border-bottom: none;
}

.ui-table tbody tr:hover {
    background-color: var(--surface-hover);
}

.ui-table-row-striped:nth-child(even) {
    background-color: #fcfcfd;
}

.ui-table-row-striped:nth-child(even):hover {
    background-color: var(--surface-hover);
}

/* Activity summary — grouped table rows */
.ui-table-group-header td {
    padding: 0.875rem 1.25rem;
    background-color: var(--accent-light);
    border-bottom: 1px solid var(--accent-100);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.ui-table-group-total td {
    padding: 0.625rem 1.25rem;
    border-bottom: 2px solid var(--border-color);
    background-color: #ffffff;
}

.ui-table-group-total__inner {
    display: flex;
    justify-content: flex-end;
    align-items: baseline;
    gap: 0.75rem;
}

.ui-table-group-total__label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.ui-table-group-total__amount {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 5rem;
    text-align: right;
}

.ui-activity-summary-grand-total {
    display: flex;
    justify-content: flex-end;
    align-items: baseline;
    gap: 0.75rem;
    background-color: var(--accent-light);
    border-top: 1px solid var(--accent-100);
}

.ui-activity-summary-grand-total__label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
}

.ui-activity-summary-grand-total__amount {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
}

@media (max-width: 767.98px) {
    .ui-table,
    .ui-table tbody,
    .ui-table tr,
    .ui-table td {
        display: block;
        width: 100%;
    }

    .ui-table thead {
        display: none;
    }

    .ui-card-table {
        padding: 1rem;
        background-color: var(--surface-muted);
    }

    .ui-card-footer {
        padding: 1rem;
    }

    .ui-table tbody tr {
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 1rem;
        margin-bottom: 0.75rem;
        box-shadow: var(--card-shadow);
        background-color: #ffffff;
    }

    .ui-table tbody tr:last-child {
        margin-bottom: 0;
    }

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

    .ui-table-row-striped:nth-child(even) {
        background-color: #ffffff;
    }

    .ui-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
        padding: 0.625rem 0;
        border: 0;
        text-align: right;
    }

    .ui-table td:first-child {
        padding-top: 0;
    }

    .ui-table td::before {
        content: attr(data-label);
        flex-shrink: 0;
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--text-muted);
        text-align: left;
    }

    .ui-table td:empty,
    .ui-table td[data-label=""] {
        display: none;
    }

    .ui-table-group-header td[data-label=""],
    .ui-table-group-total td[data-label=""] {
        display: block;
        padding: 0;
        text-align: left;
    }

    .ui-table-group-header {
        padding: 0.75rem 1rem;
        margin-bottom: 0.5rem;
        background-color: var(--accent-light);
        border-color: var(--accent-100);
    }

    .ui-table-group-header td {
        border-bottom: none;
    }

    .ui-table-group-total {
        padding: 0;
        margin-top: -0.375rem;
        margin-bottom: 1rem;
        border: none;
        box-shadow: none;
        background: transparent;
    }

    .ui-table-group-total td {
        border-bottom: none;
        background: transparent;
    }

    .ui-table-group-total__inner {
        padding: 0.75rem 1rem;
        background-color: #ffffff;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
    }

    .ui-table td.ui-table-cell-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.625rem;
        padding-top: 0.875rem;
        padding-bottom: 0;
        margin-top: 0.5rem;
        border-top: 1px solid var(--border-subtle);
    }

    .ui-table td.ui-table-cell-actions::before {
        align-self: flex-start;
    }

    .ui-table td.ui-table-cell-actions > .flex {
        width: 100%;
        justify-content: stretch;
        gap: 0.5rem;
    }

    .ui-table td.ui-table-cell-actions a.ui-btn-action,
    .ui-table td.ui-table-cell-actions button.ui-btn-action {
        flex: 1;
        justify-content: center;
        min-height: 2.75rem;
        height: auto;
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .ui-table td.ui-table-cell-actions form.ui-btn-action-form {
        flex: 1;
        display: flex;
    }

    .ui-table td.ui-table-cell-actions form.ui-btn-action-form button {
        width: 100%;
        min-height: 2.75rem;
        height: auto;
    }
}

/* Badges — radius aligned with inputs/controls, not pill-shaped */
.ui-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.5rem;
    font-size: 0.71875rem;
    font-weight: 600;
    line-height: 1.25;
    border-radius: var(--radius-control);
    white-space: nowrap;
    letter-spacing: 0.01em;
    transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}

.ui-badge-green {
    background-color: var(--success-50);
    color: var(--success-700);
    border: 1px solid var(--success-100);
}

.ui-badge-red {
    background-color: var(--danger-50);
    color: var(--danger-700);
    border: 1px solid var(--danger-100);
}

.ui-badge-amber {
    background-color: var(--warning-50);
    color: var(--warning-700);
    border: 1px solid var(--warning-100);
}

.ui-badge-gray {
    background-color: var(--neutral-50);
    color: var(--neutral-700);
    border: 1px solid var(--neutral-200);
}

.ui-badge-accent {
    background-color: var(--accent-50);
    color: var(--accent-700);
    border: 1px solid var(--accent-100);
}

/* Sidebar */
.sidebar {
    position: relative;
    z-index: 40;
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 0 var(--sidebar-pad-x) max(1rem, var(--safe-area-inset-bottom)) max(var(--sidebar-pad-x), var(--safe-area-inset-left));
    background: var(--sidebar-gradient);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 4px 0 24px rgba(15, 36, 52, 0.12);
    transition:
        transform 0.28s var(--ease-out),
        width var(--duration-shell) var(--ease-out),
        min-width var(--duration-shell) var(--ease-out),
        padding var(--duration-shell) var(--ease-out);
    overflow: hidden;
}

@media (max-width: 767.98px) {
    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 50;
        height: 100vh;
        height: 100dvh;
        transform: translateX(-100%);
    }

    .sidebar.sidebar-open {
        z-index: 1050;
        transform: translateX(0);
    }
}

.sidebar-overlay {
    position: fixed;
    inset: 0;
    z-index: 1040;
    background-color: rgba(15, 36, 52, 0.45);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease-out);
}

.sidebar-overlay.sidebar-overlay-visible {
    opacity: 1;
    pointer-events: auto;
}

body.sidebar-scroll-lock,
body.sidebar-open {
    overflow: hidden;
    touch-action: none;
}

@media (min-width: 768px) {
    .sidebar-overlay {
        display: none !important;
    }

    .sidebar {
        transform: none;
    }

    body.sidebar-collapsed {
        --sidebar-width: var(--sidebar-width-collapsed);
    }

    body.sidebar-collapsed .sidebar {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    body.sidebar-collapsed .sidebar-brand {
        margin-left: 0;
        margin-right: 0;
        padding-left: 0;
        padding-right: 0;
        flex-direction: column;
        justify-content: center;
        gap: 0.5rem;
        height: auto;
        min-height: var(--shell-header-height);
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }

    body.sidebar-collapsed .sidebar-brand-logo {
        justify-content: center;
        gap: 0;
        width: auto;
    }

    body.sidebar-collapsed .sidebar-brand-name,
    body.sidebar-collapsed .nav-section-label,
    body.sidebar-collapsed .nav-item-label,
    body.sidebar-collapsed .nav-item-chevron,
    body.sidebar-collapsed .sidebar-studio-section {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    body.sidebar-collapsed .nav-section-label,
    body.sidebar-collapsed .sidebar-studio-section,
    body.sidebar-collapsed .nav-section-items {
        display: none;
    }

    body.sidebar-collapsed .sidebar-nav {
        padding-left: 0;
        padding-right: 0;
    }

    body.sidebar-collapsed .nav-item {
        justify-content: center;
        gap: 0;
        padding-left: 0;
        padding-right: 0;
    }

    body.sidebar-collapsed .nav-item.active {
        padding-left: 0;
        padding-right: 0;
    }

    body.sidebar-collapsed .nav-item.active::before {
        left: 50%;
        top: auto;
        bottom: 0.35rem;
        transform: translateX(-50%);
        width: 0.3rem;
        height: 0.3rem;
    }

    body.sidebar-collapsed .sidebar-footer {
        padding-left: 0;
        padding-right: 0;
    }

    body.sidebar-collapsed .sidebar-collapse-toggle-icon {
        transform: scaleX(-1);
    }
}

.sidebar-brand {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-shrink: 0;
    height: var(--shell-header-height);
    margin: 0 -0.35rem 0.75rem;
    padding: 0 0.35rem 0 0.7rem;
    border-bottom: 1px solid var(--sidebar-border);
}

@supports (padding-top: env(safe-area-inset-top)) {
    .sidebar-brand {
        height: calc(var(--shell-header-height) + var(--safe-area-inset-top));
        padding-top: var(--safe-area-inset-top);
    }
}

.sidebar-brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
    width: 100%;
    text-decoration: none;
    color: #ffffff;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.sidebar-brand-logo:hover {
    opacity: 0.92;
}

.sidebar-brand-logo:hover .sidebar-brand-icon {
    transform: translateY(-1px);
}

.sidebar-brand-icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.625rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cta-gradient);
    color: #ffffff;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(15, 36, 52, 0.25);
    transition: transform var(--duration-normal) var(--ease-out);
}

.sidebar-brand-icon svg {
    width: 1.125rem;
    height: 1.125rem;
}

.sidebar-brand-name {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: #ffffff;
    line-height: 1.25;
}

.sidebar-brand-subtitle {
    display: block;
    color: rgba(255, 255, 255, 0.62);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-top: 0;
}

.sidebar-nav {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.25rem 0.35rem 0;
}

.nav-section {
    margin-bottom: 0;
}

.nav-section-label {
    display: block;
    padding: 0.35rem 0.8rem 0.45rem;
    font-size: var(--text-micro);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--sidebar-label);
}

.nav-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-md);
    font-size: var(--text-ui);
    font-weight: 500;
    line-height: 1.3;
    color: var(--sidebar-text);
    text-decoration: none;
    transition:
        background-color var(--duration-normal) var(--ease-out),
        color var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
    margin-bottom: 0.15rem;
}

.nav-item svg,
.nav-item .nav-icon {
    flex-shrink: 0;
    width: 1.125rem;
    height: 1.125rem;
    color: rgba(255, 255, 255, 0.55);
    transition: color var(--duration-normal) var(--ease-out);
}

.nav-item-label {
    flex: 1;
    min-width: 0;
}

.nav-item:hover {
    background-color: var(--sidebar-nav-hover);
    color: var(--sidebar-text-hover);
}

.nav-item:hover svg,
.nav-item:hover .nav-icon {
    color: rgba(255, 255, 255, 0.9);
}

.nav-item.active {
    background-color: var(--sidebar-nav-active);
    color: var(--sidebar-text-active);
    font-weight: 600;
    padding-left: 1.15rem;
    box-shadow: inset 0 0 0 1px rgba(192, 57, 43, 0.35);
}

.nav-item.active::before {
    content: "";
    position: absolute;
    left: 0.45rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 9999px;
    background: #e74c3c;
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.28), 0 0 12px rgba(192, 57, 43, 0.4);
}

.nav-item.active svg,
.nav-item.active .nav-icon {
    color: #f5a09a;
}

.nav-item.active:hover {
    background-color: rgba(192, 57, 43, 0.28);
    color: #ffffff;
}

.nav-item.active:hover svg,
.nav-item.active:hover .nav-icon {
    color: #fadbd8;
}

.nav-item--sub {
    padding-left: 1.75rem;
}

button.nav-item {
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
}

.nav-item--toggle {
    justify-content: flex-start;
}

.nav-item-chevron {
    flex-shrink: 0;
    margin-left: auto;
    width: 0.875rem;
    height: 0.875rem;
    opacity: 0.6;
}

.nav-item--expanded .nav-item-chevron,
.nav-item--toggle[aria-expanded="true"] .nav-item-chevron {
    transform: rotate(180deg);
}

.nav-section[data-nav-section-ready="true"] .nav-item-chevron {
    transition: transform 0.15s ease;
}

.sidebar-footer {
    flex-shrink: 0;
    margin-top: auto;
    padding: 0.85rem 0.35rem 0.15rem;
}

.sidebar-collapse-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: none;
    border-radius: 9999px;
    font-family: inherit;
    color: rgba(255, 255, 255, 0.45);
    background: transparent;
    cursor: pointer;
    transition:
        background var(--duration-normal) var(--ease-out),
        color var(--duration-normal) var(--ease-out);
}

.sidebar-collapse-toggle:hover {
    color: rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-collapse-toggle:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.35);
    outline-offset: 2px;
}

.sidebar-collapse-toggle-icon {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.45);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
    transition:
        transform var(--duration-shell) var(--ease-out),
        background var(--duration-normal) var(--ease-out),
        color var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
}

.sidebar-collapse-toggle:hover .sidebar-collapse-toggle-icon {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.8);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.sidebar-collapse-toggle-icon svg {
    width: 1rem;
    height: 1rem;
}

@media (min-width: 768px) {
    .sidebar-collapse-toggle {
        display: inline-flex;
    }
}

.sidebar-studio-section {
    margin-bottom: 0;
    width: 100%;
}

.sidebar-studio-section .nav-section-label {
    padding: 0 0 0.4375rem;
}

.sidebar-studio-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.sidebar-studio-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--text-sm);
    font-weight: 400;
    color: var(--sidebar-text-hover);
    line-height: 1.25;
}

.sidebar-studio-empty {
    margin: 0;
    font-size: var(--text-sm);
    font-weight: 400;
    color: var(--sidebar-text);
    line-height: 1.25;
}

.sidebar-studio-edit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--sidebar-label);
    transition: color 0.15s ease;
}

.sidebar-studio-edit-btn svg {
    width: 0.9375rem;
    height: 0.9375rem;
}

.sidebar-studio-edit-btn:hover {
    color: rgba(255, 255, 255, 0.55);
}

/* App header */
.app-header {
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    height: var(--shell-header-height);
    flex-shrink: 0;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.app-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    height: 100%;
    padding: 0 var(--card-padding-x);
}

@media (min-width: 768px) {
    .app-header-inner {
        padding: 0 var(--header-padding-x);
    }
}

.app-header-start {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}

.app-header-brand {
    display: none;
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

@media (max-width: 767.98px) {
    .app-header-brand {
        display: block;
    }
}

.app-header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.app-header-right::before {
    content: "";
    align-self: center;
    width: 1px;
    height: 1.5rem;
    background: var(--border-color);
    margin-right: 0.25rem;
}

.app-header-icon-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    min-width: 2.75rem;
    min-height: 2.75rem;
    padding: 0;
    border: none;
    border-radius: 0.75rem;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    transition:
        background-color var(--duration-fast) var(--ease-out),
        color var(--duration-fast) var(--ease-out);
}

.app-header-icon-btn:hover {
    background-color: var(--page-bg);
    color: var(--accent-500);
}

.app-header-icon-btn:focus-visible {
    outline: 2px solid var(--accent-500);
    outline-offset: 2px;
}

.app-header-menu-toggle {
    display: inline-flex;
}

@media (min-width: 768px) {
    .app-header-menu-toggle {
        display: none;
    }

    .app-header-right::before {
        display: none;
    }
}

.app-header-user {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.3rem 0.85rem 0.3rem 0.95rem;
    font-size: var(--text-ui);
    font-weight: 500;
    color: var(--text-primary);
    background: var(--page-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-control);
    text-decoration: none;
    transition:
        border-color var(--duration-normal) var(--ease-out),
        background var(--duration-normal) var(--ease-out);
}

.app-header-user:hover {
    border-color: var(--accent-soft);
    background: #fff;
}

.app-header-user-name {
    font-size: var(--text-ui);
    font-weight: 500;
    color: var(--text-primary);
}

.user-avatar {
    width: 1.875rem;
    height: 1.875rem;
    border-radius: 9999px;
    background: var(--cta-gradient);
    background-size: 180% 180%;
    background-position: 30% 30%;
    border: 1px solid rgba(255, 255, 255, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-micro);
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.02em;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(15, 36, 52, 0.25), 0 1px 0 rgba(255, 255, 255, 0.18) inset;
}

.app-header-logout-form {
    display: inline-flex;
    margin: 0;
    padding: 0;
}

.app-header-logout-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-control);
    color: var(--text-muted);
    cursor: pointer;
    transition:
        color var(--duration-normal) var(--ease-out),
        background var(--duration-normal) var(--ease-out),
        border-color var(--duration-normal) var(--ease-out);
}

.app-header-logout-btn svg {
    width: 1.25rem;
    height: 1.25rem;
}

.app-header-logout-btn:hover {
    color: var(--danger-500);
    background: rgba(192, 57, 43, 0.08);
    border-color: rgba(192, 57, 43, 0.18);
}

.app-header-logout-btn:focus-visible {
    outline: 2px solid var(--accent-500);
    outline-offset: 2px;
}

/* Notifications */
.ui-notification {
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow-hover);
    padding: 0.875rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.ui-notification-success {
    background-color: #ecfdf5;
    border: 1px solid #a7f3d0;
}

.ui-notification-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: var(--focus-ring);
}

.login-container {
    max-width: 420px;
    width: 100%;
}

.login-container .sidebar-brand-name {
    color: var(--text-primary);
}

.login-container .sidebar-brand-subtitle {
    color: var(--text-muted);
    letter-spacing: 0.06em;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background-color: var(--page-bg);
}

.toggle-switch input:checked + .toggle-bg {
    background-color: var(--accent-color);
}

.toggle-switch input:checked + .toggle-bg .toggle-dot {
    transform: translateX(1.25rem);
}

.tab-button.active {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #ffffff;
}

/* Mobile spacing refinements */
@media (max-width: 767.98px) {
    .ui-page-header {
        flex-direction: column;
        align-items: stretch;
        margin-bottom: 1.25rem;
    }

    .ui-page-header--back {
        flex-direction: row;
        align-items: center;
    }

    .ui-page-actions {
        justify-content: stretch;
    }

    .ui-page-actions > * {
        flex: 1;
        justify-content: center;
    }

    .ui-card-toolbar,
    .ui-card-filters,
    .ui-card-header,
    .ui-card-footer {
        padding: var(--card-padding-y) var(--card-padding-x);
    }

    .ui-card-body {
        padding: var(--card-padding-x);
    }

    .ui-input-search-wrap {
        max-width: none;
    }

    .ui-input-search {
        width: 100%;
        min-width: 0;
    }

    .ui-page-title {
        font-size: 1.1875rem;
    }
}

/* Photo gallery */
.photo-gallery {
    padding: var(--card-padding-y) var(--card-padding-x);
}

.photo-gallery__upload {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.photo-gallery__upload-hint {
    margin: 0 0 1rem;
    font-size: 0.875rem;
    line-height: 1.375rem;
    color: var(--text-secondary);
}

.photo-gallery__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.photo-gallery__preview:not(.hidden) {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

.photo-gallery__preview-item {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.photo-gallery__preview-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--input-bg-disabled);
}

.photo-gallery__preview-remove {
    position: absolute;
    top: 0.25rem;
    right: 0.25rem;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 9999px;
    background-color: rgba(0, 0, 0, 0.65);
    color: #ffffff;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
}

.photo-gallery__preview-name {
    font-size: 0.6875rem;
    line-height: 1rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.photo-gallery__submit:not(.hidden) {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.photo-gallery__status {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.photo-gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
    gap: 1rem;
}

.photo-gallery__item {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.photo-gallery__link {
    display: block;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg-disabled);
}

.photo-gallery__image {
    display: block;
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.photo-gallery__caption {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.photo-gallery__caption-meta form.ui-btn-action-form {
    margin: 0;
    flex-shrink: 0;
}

.photo-gallery__description-form {
    width: 100%;
}

.photo-gallery__description-form > div {
    width: 100%;
}

.photo-gallery__description-input.ui-input {
    width: 100%;
    min-height: 0;
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.375rem;
    resize: vertical;
}

.photo-gallery__caption-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    width: 100%;
}

.photo-gallery__caption-meta time {
    flex: 1;
    min-width: 0;
}

.photo-gallery__description-status {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.photo-gallery__description-status:not(.hidden) {
    display: block;
}

.photo-gallery__empty {
    margin: 0;
    padding: 2rem 1rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
}

@media (max-width: 767.98px) {
    .ui-input,
    textarea.ui-input,
    select.ui-input,
    .ui-input-with-unit__input {
        font-size: 16px;
    }

    .photo-gallery {
        padding: 1rem;
        touch-action: manipulation;
    }

    .photo-gallery__upload {
        margin-bottom: 1.25rem;
        padding-bottom: 1.25rem;
    }

    .photo-gallery__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .photo-gallery__actions .ui-btn {
        width: 100%;
        justify-content: center;
        min-height: 2.75rem;
    }

    .photo-gallery__preview {
        grid-template-columns: repeat(auto-fill, minmax(5.5rem, 1fr));
    }

    .photo-gallery__submit:not(.hidden) {
        flex-direction: column;
        align-items: stretch;
    }

    .photo-gallery__submit .ui-btn {
        width: 100%;
        justify-content: center;
        min-height: 2.75rem;
    }

    .photo-gallery__grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .photo-gallery__item {
        gap: 0.75rem;
    }

    .photo-gallery__caption {
        gap: 0.625rem;
        font-size: 0.8125rem;
    }

    .photo-gallery__description-input.ui-input {
        font-size: 1rem;
        line-height: 1.5;
        min-height: 4.5rem;
        padding: 0.625rem 0.75rem;
        resize: none;
    }

    .photo-gallery__caption-meta {
        gap: 0.75rem;
    }

    .photo-gallery__caption-meta .ui-btn-action {
        min-height: 2.25rem;
        padding-inline: 0.875rem;
    }
}

/* Chat — construction site conversation */
.ui-card--chat {
    display: flex;
    flex-direction: column;
    min-height: min(70vh, 40rem);
    padding: 0;
    overflow: hidden;
}

.ui-chat {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.ui-chat__messages {
    flex: 1;
    min-height: 12rem;
    max-height: min(55vh, 32rem);
    overflow-y: auto;
    padding: var(--card-padding-y) var(--card-padding-x);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    -webkit-overflow-scrolling: touch;
}

.ui-chat__empty {
    margin: auto;
    padding: 2rem 1rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.ui-chat__message {
    max-width: 88%;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius-md);
    background: var(--surface-muted, #f3f4f6);
    align-self: flex-start;
}

.ui-chat__message--own {
    align-self: flex-end;
    background: color-mix(in srgb, var(--accent-color, #e55353) 12%, white);
    border: 1px solid color-mix(in srgb, var(--accent-color, #e55353) 25%, transparent);
}

.ui-chat__message-header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.375rem 0.5rem;
    margin-bottom: 0.25rem;
}

.ui-chat__message-author {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.ui-chat__message-time {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.ui-chat__message-text {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.45;
    word-break: break-word;
}

.ui-chat__message-text p {
    margin: 0;
}

.ui-chat__message-text p + p {
    margin-top: 0.5rem;
}

.ui-chat__message-audio {
    width: min(100%, 16rem);
    min-height: 2.75rem;
}

.ui-chat__message-audio-unavailable {
    margin: 0;
    font-size: 0.875rem;
    color: var(--ui-text-muted, #6b7280);
    font-style: italic;
}

.ui-chat__message-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.ui-chat__message-actions.hidden {
    display: none;
}

.ui-chat__message-action {
    min-height: 2.25rem;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    text-decoration: underline;
    cursor: pointer;
}

.ui-chat__message-action--danger {
    color: var(--accent-color, #e55353);
}

.ui-chat__composer {
    border-top: 1px solid var(--border-color);
    padding: 0.75rem var(--card-padding-x) var(--card-padding-y);
    background: var(--surface-color, #fff);
}

.ui-chat__composer-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ui-chat__input {
    min-height: 2.75rem;
    max-height: 7.5rem;
    resize: none;
    line-height: 1.4;
    font-size: 1rem;
    -webkit-text-size-adjust: 100%;
    touch-action: manipulation;
}

.ui-chat__composer-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

.ui-chat__mic-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    background: var(--surface-color, #fff);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    touch-action: manipulation;
}

.ui-chat__mic-button--recording {
    border-color: var(--accent-color, #e55353);
    color: var(--accent-color, #e55353);
    animation: ui-chat-pulse 1.2s ease-in-out infinite;
}

.ui-chat__mic-icon {
    display: block;
    width: 1.125rem;
    height: 1.125rem;
    background: currentColor;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M12 14a3 3 0 0 0 3-3V6a3 3 0 1 0-6 0v5a3 3 0 0 0 3 3Zm5-3a5 5 0 0 1-10 0H5a7 7 0 0 0 6 6.92V21h2v-3.08A7 7 0 0 0 19 11h-2Z'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M12 14a3 3 0 0 0 3-3V6a3 3 0 1 0-6 0v5a3 3 0 0 0 3 3Zm5-3a5 5 0 0 1-10 0H5a7 7 0 0 0 6 6.92V21h2v-3.08A7 7 0 0 0 19 11h-2Z'/%3E%3C/svg%3E") center / contain no-repeat;
}

.ui-chat__attach-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    background: var(--surface-color, #fff);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    touch-action: manipulation;
}

.ui-chat__attach-icon {
    display: block;
    width: 1.125rem;
    height: 1.125rem;
    background: currentColor;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M16.5 6.5v9a4.5 4.5 0 0 1-9 0v-8a3 3 0 0 1 6 0v7a1.5 1.5 0 0 1-3 0v-6' stroke='currentColor' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M16.5 6.5v9a4.5 4.5 0 0 1-9 0v-8a3 3 0 0 1 6 0v7a1.5 1.5 0 0 1-3 0v-6' stroke='currentColor' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

.ui-chat__attachments {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.ui-chat__attachments:has(.ui-chat__attachment--photo) {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(5.5rem, 1fr));
    gap: 0.5rem;
}

.ui-chat__attachments:has(.ui-chat__attachment--file) {
    display: flex;
    flex-direction: column;
}

.ui-chat__attachments:has(.ui-chat__attachment--file):has(.ui-chat__attachment--photo) {
    display: flex;
    flex-direction: column;
}

.ui-chat__attachments:has(.ui-chat__attachment--file):has(.ui-chat__attachment--photo) .ui-chat__attachment--photo {
    max-width: 8rem;
}

.ui-chat__attachment--file {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.5rem 0.625rem;
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--surface-muted, #f3f4f6) 80%, transparent);
}

.ui-chat__attachment-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    background: var(--text-secondary);
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
}

.ui-chat__attachment-title {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
}

.ui-chat__attachment-link {
    font-size: 0.75rem;
    color: var(--accent-color, #e55353);
    text-decoration: underline;
}

.ui-chat__attachment--photo {
    display: block;
    max-width: 12rem;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.ui-chat__attachment-image {
    display: block;
    width: 100%;
    height: auto;
}

.ui-chat__selected-attachments {
    margin-bottom: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-sm);
    background: var(--surface-muted, #f3f4f6);
    font-size: 0.8125rem;
}

.ui-chat__selected-attachments.hidden {
    display: none;
}

.ui-chat__selected-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.ui-chat__selected-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ui-chat__selected-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    max-width: 100%;
    min-height: 2rem;
    padding: 0.125rem 0.375rem 0.125rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    background: var(--surface-color, #fff);
    font-size: 0.75rem;
    line-height: 1.3;
}

.ui-chat__selected-chip--photo {
    padding-left: 0.125rem;
    border-radius: var(--radius-sm);
}

.ui-chat__selected-chip-icon {
    flex-shrink: 0;
    width: 0.875rem;
    height: 0.875rem;
    background: var(--text-secondary);
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
}

.ui-chat__selected-chip-thumb {
    width: 1.75rem;
    height: 1.75rem;
    border-radius: calc(var(--radius-sm) - 1px);
    object-fit: cover;
    flex-shrink: 0;
}

.ui-chat__selected-chip-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 12rem;
}

.ui-chat__selected-chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    margin-left: 0.125rem;
    border: none;
    border-radius: 9999px;
    background: transparent;
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1;
    cursor: pointer;
}

.ui-chat__selected-chip-remove:hover {
    background: var(--surface-muted, #f3f4f6);
    color: var(--text-secondary);
}

.ui-chat__attachment-picker-backdrop {
    position: fixed;
    inset: 0;
    z-index: 49;
    background-color: rgb(15 23 42 / 40%);
}

.ui-chat__attachment-picker-backdrop.hidden {
    display: none;
}

.ui-chat__attachment-picker {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 50;
    max-height: 75dvh;
    display: flex;
    flex-direction: column;
    background: var(--surface-color, #fff);
    border-top: 1px solid var(--border-color);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: 0 -8px 24px rgb(0 0 0 / 12%);
}

.ui-chat__attachment-picker.hidden {
    display: none;
}

body.ui-chat-picker-open {
    overflow: hidden;
}

.ui-chat__attachment-picker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.ui-chat__attachment-picker-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.ui-chat__attachment-picker-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    border-radius: 9999px;
    background: transparent;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
}

.ui-chat__attachment-picker-close:hover {
    background: var(--surface-muted, #f3f4f6);
}

.ui-chat__attachment-picker-tabs {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 1rem 0;
    flex-shrink: 0;
}

.ui-chat__attachment-picker-tab {
    flex: 1;
    min-height: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    background: var(--surface-muted, #f3f4f6);
    font-size: 0.8125rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.ui-chat__attachment-picker-tab:hover {
    color: var(--text-primary);
}

.ui-chat__attachment-picker-tab--active {
    background: var(--surface-color, #fff);
    border-bottom-color: transparent;
    font-weight: 600;
    color: var(--text-primary);
}

.ui-chat__attachment-picker-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 0 1rem;
    -webkit-overflow-scrolling: touch;
}

.ui-chat__attachment-picker-panel.hidden {
    display: none;
}

.ui-chat__attachment-list {
    list-style: none;
    margin: 0;
    padding: 0.75rem 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.ui-chat__attachment-list--photos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr));
    gap: 0.75rem;
}

.ui-chat__attachment-option {
    margin: 0;
}

.ui-chat__attachment-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 2.75rem;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.ui-chat__attachment-label:hover {
    border-color: color-mix(in srgb, var(--accent-color, #e55353) 35%, var(--border-color));
    background: color-mix(in srgb, var(--accent-color, #e55353) 4%, var(--surface-color, #fff));
}

.ui-chat__attachment-label:has(.ui-chat__attachment-checkbox:checked) {
    border-color: var(--accent-color, #e55353);
    background: color-mix(in srgb, var(--accent-color, #e55353) 8%, var(--surface-color, #fff));
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent-color, #e55353) 20%, transparent);
}

.ui-chat__attachment-label--photo {
    position: relative;
    flex-direction: column;
    align-items: stretch;
    min-height: 0;
    padding: 0.375rem;
    gap: 0.375rem;
}

.ui-chat__attachment-file-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    background: var(--text-secondary);
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M7 3h7l5 5v13a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1Zm7 1.5V9h4.5' stroke='currentColor' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat;
}

.ui-chat__attachment-checkbox {
    flex-shrink: 0;
    width: 1.125rem;
    height: 1.125rem;
    accent-color: var(--accent-color, #e55353);
}

.ui-chat__attachment-label--photo .ui-chat__attachment-checkbox {
    position: absolute;
    top: 0.625rem;
    right: 0.625rem;
    z-index: 1;
    width: 1.25rem;
    height: 1.25rem;
    margin: 0;
    box-shadow: 0 0 0 2px rgb(255 255 255 / 90%);
    border-radius: 0.2rem;
}

.ui-chat__attachment-label-text {
    min-width: 0;
}

.ui-chat__attachment-label--photo .ui-chat__attachment-label-text {
    padding: 0 0.125rem;
    font-size: 0.75rem;
    line-height: 1.3;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ui-chat__attachment-label-title {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.35;
}

.ui-chat__attachment-label-meta {
    display: block;
    margin-top: 0.125rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.ui-chat__attachment-thumb {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: calc(var(--radius-sm) - 2px);
    background: var(--surface-muted, #f3f4f6);
}

.ui-chat__attachment-empty {
    margin: 0;
    padding: 1.5rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.ui-chat__attachment-picker-footer {
    padding: 0.75rem 1rem calc(1.5rem + var(--chat-bottom-inset));
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.ui-chat__attachment-done {
    width: 100%;
    min-height: 2.75rem;
    justify-content: center;
}

@media (min-width: 640px) {
    .ui-chat__attachment-picker {
        inset: auto;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: min(calc(100vw - 2rem), 28rem);
        max-height: min(80vh, 36rem);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        box-shadow: 0 20px 48px rgb(0 0 0 / 18%);
    }

    .ui-chat__attachment-picker-tabs {
        padding-top: 0.5rem;
    }

    .ui-chat__attachment-picker-tab {
        flex: 0 1 auto;
        min-width: 8rem;
        border-radius: var(--radius-sm);
        border-bottom: 1px solid var(--border-color);
    }

    .ui-chat__attachment-picker-tab--active {
        border-color: var(--accent-color, #e55353);
        border-bottom-color: var(--accent-color, #e55353);
        color: var(--accent-color, #e55353);
    }

    .ui-chat__attachment-list--photos {
        grid-template-columns: repeat(auto-fill, minmax(5.5rem, 1fr));
    }

    .ui-chat__attachment-done {
        width: auto;
        min-width: 10rem;
        margin-left: auto;
        display: flex;
    }

    .ui-chat__attachment-picker-footer {
        display: flex;
        justify-content: flex-end;
    }

    .ui-chat__selected-chip-label {
        max-width: 16rem;
    }
}

@media (min-width: 1024px) {
    .ui-chat__attachment-picker {
        width: min(calc(100vw - 2rem), 36rem);
    }

    .ui-chat__attachment-list--photos {
        grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr));
    }
}

.ui-chat__send-button {
    min-height: 2.75rem;
}

.ui-chat__composer--recorder-active .ui-chat__composer-form,
.ui-chat__composer--recorder-active .ui-chat__selected-attachments {
    display: none;
}

.ui-chat__composer--recorder-active .ui-chat__recorder {
    margin-top: 0;
}

.ui-chat__recorder {
    margin-top: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    background: var(--surface-muted, #f3f4f6);
}

.ui-chat__recorder-status {
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.ui-chat__recorder-preview {
    width: 100%;
    margin-bottom: 0.75rem;
}

.ui-chat__recorder-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ui-chat__recorder-actions .ui-btn {
    min-height: 2.75rem;
    flex: 1;
}

@keyframes ui-chat-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.55; }
}

@media (min-width: 768px) {
    .ui-chat-page .ui-card--chat {
        min-height: min(72vh, 44rem);
    }

    .ui-chat-page .ui-chat__messages {
        max-height: min(62vh, 38rem);
        gap: 0.875rem;
        padding: 1rem 1.25rem;
    }

    .ui-chat-page .ui-chat__message {
        max-width: min(38rem, 80%);
        padding: 0.6875rem 1rem;
    }

    .ui-chat-page .ui-chat__message-text {
        line-height: 1.5;
    }

    .ui-chat-page .ui-chat__message-audio {
        width: min(100%, 20rem);
    }

    .ui-chat-page .ui-chat__attachment--photo {
        max-width: 14rem;
    }
}

@media (max-width: 639px) {
    body.ui-chat-view {
        overflow: hidden;
        height: 100dvh;
        max-height: 100dvh;
        /*
         * Reserve space above Safari/Chrome bottom bar and PWA home indicator.
         */
        --chat-bottom-inset: max(env(safe-area-inset-bottom, 0px), 7rem);
    }

    body.ui-chat-view.ui-chat-keyboard-open {
        /*
         * When the virtual keyboard is open the browser chrome is hidden;
         * only keep the safe-area inset so the composer sits on the keyboard.
         */
        --chat-bottom-inset: env(safe-area-inset-bottom, 0px);
    }

    html.ios-standalone body.ui-chat-view {
        --chat-bottom-inset: max(env(safe-area-inset-bottom, 0px), 9rem);
    }

    html.ios-standalone body.ui-chat-view.ui-chat-keyboard-open {
        --chat-bottom-inset: env(safe-area-inset-bottom, 0px);
    }

    body.ui-chat-view .app-shell {
        height: 100%;
        max-height: 100%;
    }

    .app-content:has(.ui-chat-page) {
        display: flex;
        flex-direction: column;
        flex: 1 1 0;
        overflow: hidden;
        min-height: 0;
        padding-top: 0.5rem;
        padding-bottom: 0;
        padding-inline: 0.5rem;
    }

    .app-content:has(.ui-chat-page) .ui-page-header {
        flex-shrink: 0;
        margin-bottom: 0.375rem;
        gap: 0.5rem;
    }

    .app-content:has(.ui-chat-page) .ui-page-title {
        font-size: 1.125rem;
    }

    .ui-chat-page {
        display: flex;
        flex-direction: column;
        flex: 1 1 0;
        min-height: 0;
        overflow: hidden;
    }

    .ui-chat-page .ui-card-tabs {
        flex-shrink: 0;
    }

    .ui-chat-page .ui-card--chat {
        flex: 1 1 0;
        min-height: 0;
    }

    .ui-chat-page .ui-chat {
        flex: 1 1 0;
        min-height: 0;
    }

    .ui-chat-page .ui-chat__messages {
        flex: 1 1 0;
        min-height: 0;
        max-height: none;
        padding: 0.75rem;
        overscroll-behavior: contain;
    }

    .ui-chat__message {
        max-width: 92%;
    }

    .ui-chat-page .ui-chat__composer {
        flex-shrink: 0;
        padding: 0.625rem 0.75rem calc(1.5rem + var(--chat-bottom-inset));
    }

    body.ui-chat-view.ui-chat-keyboard-open .ui-chat-page .ui-chat__composer {
        /*
         * Bottom offset is set in JS (visualViewport). Keep only safe-area padding
         * inside the docked composer so there is no extra gap above the keyboard.
         */
        padding-bottom: calc(0.625rem + env(safe-area-inset-bottom, 0px));
    }

    .ui-chat__composer-actions {
        justify-content: space-between;
    }

    .ui-chat__send-button {
        flex: 1;
        justify-content: center;
    }

    .ui-chat__recorder-actions {
        flex-direction: column;
    }

    .ui-chat__recorder-actions .ui-btn {
        width: 100%;
        justify-content: center;
    }
}