/* ============================================================
   site.css — Full design system
   ============================================================ */

/* 1. Design Tokens
   ------------------------------------------------------------ */
:root {
    /* Colors */
    --color-primary:        #2563eb;
    --color-primary-hover:  #1d4ed8;
    --color-primary-light:  #dbeafe;
    --color-primary-dark:   #1e40af;

    --color-danger:         #ef4444;
    --color-danger-hover:   #dc2626;
    --color-danger-light:   #fee2e2;

    --color-success:        #22c55e;
    --color-success-hover:  #16a34a;
    --color-success-light:  #dcfce7;

    --color-warning:        #eab308;
    --color-warning-light:  #fef9c3;

    --color-gray-50:        #f9fafb;
    --color-gray-100:       #f3f4f6;
    --color-gray-200:       #e5e7eb;
    --color-gray-300:       #d1d5db;
    --color-gray-400:       #9ca3af;
    --color-gray-500:       #6b7280;
    --color-gray-600:       #4b5563;
    --color-gray-700:       #374151;
    --color-gray-800:       #1f2937;
    --color-gray-900:       #111827;

    --color-red-600:        #dc2626;
    --color-red-800:        #991b1b;
    --color-green-600:      #16a34a;
    --color-green-800:      #166534;
    --color-blue-800:       #1e40af;
    --color-yellow-800:     #854d0e;

    /* Spacing */
    --space-1:   0.25rem;
    --space-2:   0.5rem;
    --space-3:   0.75rem;
    --space-4:   1rem;
    --space-5:   1.25rem;
    --space-6:   1.5rem;
    --space-8:   2rem;
    --space-12:  3rem;

    /* Page Widths */
    --width-page:        56rem;
    --width-page-narrow: 42rem;
    --width-page-form:   28rem;
    --width-nav:         80rem;

    /* Typography Scale */
    --text-xs:   0.75rem;
    --lh-xs:     1rem;
    --text-sm:   0.875rem;
    --lh-sm:     1.25rem;
    --text-base: 1rem;
    --lh-base:   1.5rem;
    --text-lg:   1.125rem;
    --lh-lg:     1.75rem;
    --text-xl:   1.25rem;
    --lh-xl:     1.75rem;
    --text-2xl:  1.5rem;
    --lh-2xl:    2rem;
}

/* 2. Base Reset & Defaults
   ------------------------------------------------------------ */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--color-gray-100);
    color: var(--color-gray-900);
    font-size: var(--text-base);
    line-height: var(--lh-base);
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, select, textarea {
    font: inherit;
}

img {
    max-width: 100%;
    display: block;
}

/* 3. Layout Components
   ------------------------------------------------------------ */

/* Page Containers */
.page-container {
    max-width: var(--width-page);
    margin: 0 auto;
    padding: var(--space-6) var(--space-4);
}

.page-container-narrow {
    max-width: var(--width-page-narrow);
    margin: 0 auto;
    padding: var(--space-6) var(--space-4);
}

.page-container-form {
    max-width: var(--width-page-form);
    margin: 0 auto;
    padding: var(--space-2);
    width: 100%;
}

/* Stack — vertical spacing */
.stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.stack-sm {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.stack-lg {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

/* Row — horizontal layout */
.row {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.row-sm {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

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

.row-wrap {
    flex-wrap: wrap;
}

/* Grid */
.grid-auto {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
}

/* 4. Card Components
   ------------------------------------------------------------ */
.card {
    background: white;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.1), 0 1px 2px rgb(0 0 0 / 0.06);
    padding: var(--space-6);
}

.card-compact {
    background: white;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.1), 0 1px 2px rgb(0 0 0 / 0.06);
    padding: var(--space-4);
    transition: background-color 150ms;
}

.card-compact:hover {
    background: var(--color-gray-50);
}

.card-dense {
    background: white;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.1), 0 1px 2px rgb(0 0 0 / 0.06);
    padding: var(--space-3);
    transition: background-color 150ms, box-shadow 150ms;
}

.card-dense:hover {
    background: var(--color-gray-50);
}

.card-dense:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.card-inactive {
    background: white;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.1), 0 1px 2px rgb(0 0 0 / 0.06);
    padding: var(--space-6);
    opacity: 0.6;
}

/* 5. Button Components
   ------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    line-height: 1.25rem;
    border: none;
    cursor: pointer;
    transition: background-color 150ms;
}

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

.btn-secondary {
    background-color: var(--color-gray-500);
    color: white;
}
.btn-secondary:hover {
    background-color: var(--color-gray-600);
}

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

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

.btn-outline {
    background-color: white;
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-300);
}
.btn-outline:hover {
    background-color: var(--color-gray-50);
}

.btn-disabled {
    background-color: var(--color-gray-100);
    color: var(--color-gray-400);
    border: 1px solid var(--color-gray-200);
    cursor: not-allowed;
}

.btn-lg {
    padding: var(--space-3);
    font-size: var(--text-xl);
}

/* 6. Badge Components
   ------------------------------------------------------------ */
.badge {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 0.125rem 0.625rem;
}

.badge-success {
    background-color: var(--color-success-light);
    color: var(--color-green-800);
}

.badge-danger {
    background-color: var(--color-danger-light);
    color: var(--color-red-800);
}

.badge-warning {
    background-color: var(--color-warning-light);
    color: var(--color-yellow-800);
}

.badge-info {
    background-color: var(--color-primary-light);
    color: var(--color-blue-800);
}

.badge-neutral {
    background-color: var(--color-gray-100);
    color: var(--color-gray-800);
}

/* 7. Alert Components
   ------------------------------------------------------------ */
.alert {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
}

.alert-success {
    background-color: var(--color-success-light);
    color: var(--color-green-800);
}

.alert-danger {
    background-color: var(--color-danger-light);
    color: var(--color-red-800);
}

.alert-warning {
    background-color: var(--color-warning-light);
    color: var(--color-yellow-800);
}

.alert-info {
    background-color: var(--color-primary-light);
    color: var(--color-blue-800);
}

/* Alert banners */
.alert-banner {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid;
}

.alert-banner-danger {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid var(--color-danger);
    background-color: var(--color-danger-light);
    color: var(--color-red-800);
}

.alert-banner-warning {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid var(--color-warning);
    background-color: var(--color-warning-light);
    color: var(--color-yellow-800);
}

.alert-banner-success {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid var(--color-success);
    background-color: var(--color-success-light);
    color: var(--color-green-800);
}

/* 8. Form Components
   ------------------------------------------------------------ */
.input {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-900);
    font-size: var(--text-base);
    background: white;
    outline-offset: 2px;
}
.input:focus {
    outline: 2px solid var(--color-primary);
    border-color: var(--color-primary);
}

.input-lg {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-900);
    font-size: var(--text-xl);
    background: white;
    outline-offset: 2px;
}
.input-lg:focus {
    outline: 2px solid var(--color-primary);
    border-color: var(--color-primary);
}

.select {
    border: 1px solid var(--color-gray-300);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    background: white;
}

.label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--space-1);
}

.checkbox {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-primary);
}

.form-error {
    margin-top: var(--space-1);
    font-size: var(--text-sm);
    color: var(--color-red-600);
}

.form-group {
    margin-bottom: var(--space-4);
}

/* 9. Link Components
   ------------------------------------------------------------ */
.link {
    color: var(--color-primary);
}
.link:hover {
    color: var(--color-primary-dark);
}

.link-nav {
    color: var(--color-primary);
    font-weight: 500;
}
.link-nav:hover {
    color: var(--color-primary-dark);
}

.link-danger {
    color: var(--color-danger);
    font-size: var(--text-sm);
    font-weight: 500;
}
.link-danger:hover {
    color: var(--color-danger-hover);
}

.link-success {
    color: var(--color-success);
    font-size: var(--text-sm);
    font-weight: 500;
}
.link-success:hover {
    color: var(--color-success-hover);
}

.link-muted {
    color: var(--color-gray-600);
}
.link-muted:hover {
    color: var(--color-gray-800);
}

/* 10. Breadcrumb
   ------------------------------------------------------------ */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-4);
}
.breadcrumb a {
    color: var(--color-primary);
}
.breadcrumb a:hover {
    color: var(--color-primary-dark);
}
.breadcrumb-sep {
    margin: 0 var(--space-1);
}

/* 11. Tab Component
   ------------------------------------------------------------ */
.tab {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    transition: background-color 150ms;
}
.tab:hover {
    background: var(--color-gray-100);
}
.tab-active {
    background: var(--color-gray-700);
    color: white;
}
.tab-active:hover {
    background: var(--color-gray-800);
}

/* 12. Typography
   ------------------------------------------------------------ */
.page-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
}

.section-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-gray-900);
}

.text-muted {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* 13. Table Component
   ------------------------------------------------------------ */
.table {
    width: 100%;
    text-align: left;
    color: var(--color-gray-600);
    border-collapse: collapse;
}

.table th {
    padding: var(--space-3) var(--space-4);
    font-weight: 600;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    text-transform: uppercase;
    font-size: var(--text-sm);
}

.table td {
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--color-gray-200);
}

.table-clickable tbody tr {
    cursor: pointer;
    transition: background-color 150ms;
}
.table-clickable tbody tr:hover {
    background-color: var(--color-gray-100);
}

/* 14. Empty State
   ------------------------------------------------------------ */
.empty-state {
    padding: var(--space-12) 0;
    text-align: center;
}

.empty-state-icon {
    margin: 0 auto;
    height: 3rem;
    width: 3rem;
    color: var(--color-gray-400);
}

.empty-state-title {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-900);
}

.empty-state-text {
    margin-top: var(--space-1);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.empty-state-action {
    margin-top: var(--space-6);
}

/* 15. Navigation
   ------------------------------------------------------------ */
.nav-bar {
    background: white;
}

.nav-inner {
    max-width: var(--width-nav);
    margin: 0 auto;
    padding: 0 var(--space-2);
    display: flex;
    justify-content: space-between;
    height: 2.5rem;
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-gray-500);
    display: flex;
    align-items: center;
}
.nav-link:hover {
    color: var(--color-gray-700);
}

.nav-link-active {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-gray-900);
    display: flex;
    align-items: center;
    border-bottom: 2px solid var(--color-primary);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--text-xl);
    color: var(--color-gray-600);
    cursor: pointer;
    padding: var(--space-2);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* 16. DoIt Day Boxes
   ------------------------------------------------------------ */
.day-box {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 500;
    color: white;
}

.day-box-selected {
    outline: 4px solid var(--color-primary);
    outline-offset: -4px;
}

.day-box-today {
    outline: 2px solid var(--color-gray-400);
    outline-offset: -2px;
}

/* 17. Path Pair — stacked file mapping rows
   ------------------------------------------------------------ */
.path-pair-list {
    display: flex;
    flex-direction: column;
}

.path-pair {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--color-gray-200);
}

.path-pair-paths {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.path-pair-old {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    word-break: break-all;
}

.path-pair-arrow {
    color: var(--color-gray-400);
    flex-shrink: 0;
}

.path-pair-new {
    font-family: monospace;
    font-size: var(--text-sm);
    font-weight: 600;
    word-break: break-all;
}

.path-pair-meta {
    font-size: var(--text-xs);
    color: var(--color-gray-400);
}

/* 17b. Sort File Row — file list on sort preview
   ------------------------------------------------------------ */
.sort-file-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--color-gray-100);
    border-left: 4px solid transparent;
}

.sort-file-name {
    flex: 1;
    font-size: var(--text-sm);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.group-color-0 { border-left-color: var(--color-primary); background: var(--color-primary-light); }
.group-color-1 { border-left-color: var(--color-success); background: var(--color-success-light); }
.group-color-2 { border-left-color: var(--color-warning); background: var(--color-warning-light); }
.group-color-3 { border-left-color: var(--color-danger); background: var(--color-danger-light); }

.sort-file-row.group-color-0,
.sort-file-row.group-color-1,
.sort-file-row.group-color-2,
.sort-file-row.group-color-3 { background: transparent; }

.sort-file-row.date-crossing { background: var(--color-warning-light); }

.thumb-card-selected {
    box-shadow: inset 0 0 0 3px var(--color-primary);
}

.transaction-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.transaction-card {
    color: inherit;
    text-decoration: none;
}

.transaction-card-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    column-gap: var(--space-3);
}

.transaction-card-main,
.transaction-card-side {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-width: 0;
}

.transaction-card-side {
    white-space: nowrap;
}

.transaction-card-title,
.transaction-card-amount,
.transaction-card-meta {
    margin: 0;
}

.transaction-card-title,
.transaction-card-amount {
    line-height: 1.25;
}

.transaction-card-title {
    font-weight: 500;
    color: var(--color-gray-900);
}

.transaction-card-amount {
    font-weight: 600;
}

.transaction-card-meta {
    font-size: var(--text-sm);
    line-height: 1.2;
    color: var(--color-gray-500);
}

.transaction-card-pending {
    background: var(--color-danger-light);
}

.transaction-card-uncategorized {
    background: var(--color-warning-light);
}

@media (min-width: 640px) {
    .transaction-card-side {
        text-align: right;
        align-items: flex-end;
    }
}

/* 18. Utility Classes
   ------------------------------------------------------------ */

/* Display & Visibility */
.hidden  { display: none; }
.block   { display: block; }

/* Flexbox Shortcuts */
.flex-1        { flex: 1 1 0%; }
.flex-col      { flex-direction: column; }
.flex-wrap     { flex-wrap: wrap; }
.flex-shrink-0 { flex-shrink: 0; }
.items-start   { align-items: flex-start; }
.items-end     { align-items: flex-end; }
.self-start    { align-self: flex-start; }

/* Text */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }
.font-bold   { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-sm     { font-size: var(--text-sm); }
.text-xs     { font-size: var(--text-xs); }
.text-lg     { font-size: var(--text-lg); }
.text-xl     { font-size: var(--text-xl); }
.text-2xl    { font-size: var(--text-2xl); }
.capitalize  { text-transform: capitalize; }
.uppercase   { text-transform: uppercase; }
.line-through { text-decoration: line-through; }
.whitespace-nowrap { white-space: nowrap; }

/* Width */
.w-full { width: 100%; }

/* Semantic Colors */
.text-red   { color: var(--color-red-600); }
.text-green { color: var(--color-green-600); }
.text-gray  { color: var(--color-gray-600); }

/* Overflow */
.overflow-x { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* HTMX */
.htmx-indicator {
    opacity: 0;
    transition: opacity 200ms;
}
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
    opacity: 1;
}

/* 19. App-Specific: Manuals
   ------------------------------------------------------------ */
.manual-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.manual-card-main {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    min-width: 0;
}

.manual-card-thumbnail {
    width: 7rem;
    padding: var(--space-2);
    border: 1px solid var(--color-gray-200);
    align-self: flex-start;
    background: var(--color-gray-50);
    flex-shrink: 0;
}

.manual-card-image {
    width: 100%;
    height: 7rem;
    object-fit: contain;
}

.manual-card-body {
    min-width: 0;
    flex: 1 1 0%;
}

.manual-card-category {
    display: flex;
    align-items: center;
}

.manual-card-title {
    margin: 0;
    font-size: var(--text-lg);
    line-height: var(--lh-lg);
    font-weight: 600;
    color: var(--color-gray-900);
}

.manual-card-meta {
    margin: 0;
    font-size: var(--text-sm);
    color: var(--color-gray-600);
}

.manual-card-notes {
    margin: 0;
    font-size: var(--text-sm);
    color: var(--color-gray-700);
    white-space: pre-line;
}

.manual-card-documents {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-gray-200);
}

.manual-document-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.manual-document-link {
    justify-content: flex-start;
    width: 100%;
    text-align: left;
    white-space: normal;
}

/* 20. Responsive
   ------------------------------------------------------------ */
@media (max-width: 639px) {
    .nav-inner {
        flex-wrap: wrap;
        height: auto;
        min-height: 2.5rem;
    }
    .nav-toggle {
        display: flex;
        align-items: center;
    }
    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        order: 10;
    }
    .nav-links.open {
        display: flex;
    }
    .nav-link,
    .nav-link-active {
        padding: var(--space-3) var(--space-2);
    }
    .nav-link-active {
        border-bottom: none;
        background-color: var(--color-primary-light);
    }
    .nav-user {
        display: none;
    }
    .hidden-mobile {
        display: none !important;
    }
    .stack-on-mobile {
        flex-direction: column;
    }
    .day-box {
        width: 2.5rem;
        height: 2.5rem;
    }
}

@media (min-width: 640px) {
    .page-container {
        padding-inline: var(--space-6);
    }
    .page-container-narrow {
        padding-inline: var(--space-6);
    }
    .page-container-form {
        padding: var(--space-4);
    }
    .nav-inner {
        padding: 0 var(--space-4);
    }
    .nav-toggle {
        display: none;
    }
    .nav-links {
        display: flex;
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .manual-card {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(14rem, 18rem);
        gap: var(--space-5);
        align-items: start;
    }

    .manual-card-main {
        flex-direction: row;
        align-items: flex-start;
    }

    .manual-card-thumbnail {
        width: 6rem;
    }

    .manual-card-image {
        height: 6rem;
    }

    .manual-card-documents {
        min-width: 0;
        padding-top: 0;
        padding-left: var(--space-4);
        border-top: none;
        border-left: 1px solid var(--color-gray-200);
    }
}