/**
 * Public Lands Log — Design System
 * Version: 1.0.0
 *
 * Colors, typography, components, utilities.
 * No framework dependencies.
 */

/* ==========================================================================
   1. CSS Custom Properties
   ========================================================================== */

:root {
    /* Brand Colors */
    --color-forest: #1B3A2D;
    --color-pine: #2D6B4A;
    --color-sage: #5A9E78;
    --color-trail: #C4956A;
    --color-stone: #F5F2ED;
    --color-paper: #FAFAF8;

    /* Semantic Colors */
    --color-alert: #D94F4F;
    --color-warning: #E8A838;
    --color-water: #3A8FB7;
    --color-text: #2C2C2C;
    --color-text-muted: #6B6B6B;
    --color-text-light: #999999;

    /* Borders */
    --color-border: #e8e6e2;
    --color-border-light: #f0eeea;

    /* Derived Colors */
    --color-pine-hover: #24573B;
    --color-pine-light: rgba(45, 107, 74, 0.08);
    --color-trail-hover: #B5845B;
    --color-sage-light: rgba(90, 158, 120, 0.12);
    --color-alert-light: rgba(217, 79, 79, 0.08);
    --color-warning-light: rgba(232, 168, 56, 0.08);
    --color-water-light: rgba(58, 143, 183, 0.08);
    --color-overlay: rgba(27, 58, 45, 0.5);

    /* Typography */
    --font-heading: 'DM Serif Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Font Sizes */
    --text-xs: 11px;
    --text-sm: 12px;
    --text-base: 14px;
    --text-md: 16px;
    --text-lg: 18px;
    --text-xl: 20px;
    --text-2xl: 24px;
    --text-3xl: 30px;
    --text-4xl: 36px;
    --text-5xl: 48px;

    /* Spacing Scale */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 40px;
    --space-8: 48px;
    --space-9: 64px;
    --space-10: 80px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 20px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);

    /* Layout */
    --nav-height: 64px;
    --sidebar-width: 240px;
    --container-max: 1200px;
    --container-narrow: 800px;
    --container-wide: 1400px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-toast: 500;
}


/* ==========================================================================
   2. Reset & Base Styles
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-paper);
    min-height: 100vh;
}

img, svg, video {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: var(--color-pine);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-pine-hover);
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

table {
    border-collapse: collapse;
    width: 100%;
}

::selection {
    background-color: var(--color-sage-light);
    color: var(--color-forest);
}

:focus-visible {
    outline: 2px solid var(--color-pine);
    outline-offset: 2px;
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-5) 0;
}


/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6,
.heading-1, .heading-2, .heading-3, .heading-4 {
    font-family: var(--font-heading);
    color: var(--color-forest);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

h1, .heading-1 {
    font-size: var(--text-5xl);
    font-weight: 400;
    line-height: 1.1;
}

h2, .heading-2 {
    font-size: var(--text-3xl);
    font-weight: 400;
}

h3, .heading-3 {
    font-size: var(--text-2xl);
    font-weight: 400;
}

h4, .heading-4 {
    font-size: var(--text-xl);
    font-weight: 400;
}

p {
    margin-bottom: var(--space-4);
}

p:last-child {
    margin-bottom: 0;
}

.body-text {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
}

.body-text-lg {
    font-size: var(--text-md);
}

.label {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    color: var(--color-forest);
    letter-spacing: -0.5px;
    line-height: 1;
}

.stat-number-lg {
    font-size: var(--text-5xl);
}

strong, .font-bold {
    font-weight: 600;
}

.font-medium {
    font-weight: 500;
}

small, .text-small {
    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);
}

.lead {
    font-size: var(--text-lg);
    line-height: 1.7;
    color: var(--color-text-muted);
}


/* ==========================================================================
   4. Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 10px 20px;
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 500;
    line-height: 1.4;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
    user-select: none;
}

.btn:focus-visible {
    outline: 2px solid var(--color-pine);
    outline-offset: 2px;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary — Pine green */
.btn-primary {
    background-color: var(--color-pine);
    color: #ffffff;
    border-color: var(--color-pine);
}

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

.btn-primary:active {
    background-color: #1E4A32;
    border-color: #1E4A32;
}

/* Secondary — Trail warm */
.btn-secondary {
    background-color: var(--color-trail);
    color: #ffffff;
    border-color: var(--color-trail);
}

.btn-secondary:hover {
    background-color: var(--color-trail-hover);
    border-color: var(--color-trail-hover);
    color: #ffffff;
}

.btn-secondary:active {
    background-color: #A67A50;
    border-color: #A67A50;
}

/* Outline — Pine border */
.btn-outline {
    background-color: transparent;
    color: var(--color-pine);
    border-color: var(--color-pine);
}

.btn-outline:hover {
    background-color: var(--color-pine);
    color: #ffffff;
}

.btn-outline:active {
    background-color: var(--color-pine-hover);
    color: #ffffff;
}

/* Ghost — Stone bg */
.btn-ghost {
    background-color: var(--color-stone);
    color: var(--color-text);
    border-color: var(--color-stone);
}

.btn-ghost:hover {
    background-color: var(--color-border);
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-ghost:active {
    background-color: #e2dfd9;
    border-color: #e2dfd9;
}

/* Danger — Alert red */
.btn-danger {
    background-color: var(--color-alert);
    color: #ffffff;
    border-color: var(--color-alert);
}

.btn-danger:hover {
    background-color: #C74545;
    border-color: #C74545;
    color: #ffffff;
}

/* Link-style button */
.btn-link {
    background: none;
    color: var(--color-pine);
    border: none;
    padding: 0;
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.btn-link:hover {
    color: var(--color-pine-hover);
}

/* Sizes */
.btn-sm {
    padding: 6px 12px;
    font-size: var(--text-sm);
    border-radius: 6px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: var(--text-md);
    border-radius: 10px;
}

.btn-icon {
    padding: 8px;
    line-height: 1;
}

.btn-icon.btn-sm {
    padding: 6px;
}

.btn-icon.btn-lg {
    padding: 12px;
}

/* Full width */
.btn-block {
    display: flex;
    width: 100%;
}

/* Button with icon */
.btn svg,
.btn i,
.btn [data-lucide] {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn-sm svg,
.btn-sm i,
.btn-sm [data-lucide] {
    width: 14px;
    height: 14px;
}

.btn-lg svg,
.btn-lg i,
.btn-lg [data-lucide] {
    width: 18px;
    height: 18px;
}


/* ==========================================================================
   5. Cards
   ========================================================================== */

.card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    padding: var(--space-5) var(--space-5);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.card-header h3,
.card-header h4 {
    margin: 0;
}

.card-body {
    padding: var(--space-5);
}

.card-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border);
    background: var(--color-paper);
}

/* Stat Card */
.stat-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-5);
}

.stat-card .label {
    margin-bottom: var(--space-2);
}

.stat-card .stat-number {
    margin-bottom: var(--space-1);
}

.stat-card .stat-change {
    font-size: var(--text-sm);
    font-weight: 500;
}

.stat-card .stat-change.positive {
    color: var(--color-sage);
}

.stat-card .stat-change.negative {
    color: var(--color-alert);
}

/* Clickable card */
.card-clickable {
    cursor: pointer;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.card-clickable:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* Card with accent border */
.card-accent-pine {
    border-left: 3px solid var(--color-pine);
}

.card-accent-trail {
    border-left: 3px solid var(--color-trail);
}

.card-accent-sage {
    border-left: 3px solid var(--color-sage);
}

.card-accent-water {
    border-left: 3px solid var(--color-water);
}


/* ==========================================================================
   6. Badges / Pills
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    line-height: 1.4;
    border-radius: var(--radius-pill);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Source type badges */
.badge-paper {
    background-color: var(--color-sage-light);
    color: var(--color-pine);
}

.badge-electronic {
    background-color: var(--color-water-light);
    color: var(--color-water);
}

.badge-qr {
    background-color: rgba(196, 149, 106, 0.12);
    color: #9A7249;
}

/* Status badges */
.badge-success {
    background-color: var(--color-sage-light);
    color: var(--color-pine);
}

.badge-warning {
    background-color: var(--color-warning-light);
    color: #B8851E;
}

.badge-error {
    background-color: var(--color-alert-light);
    color: var(--color-alert);
}

.badge-info {
    background-color: var(--color-water-light);
    color: var(--color-water);
}

.badge-neutral {
    background-color: var(--color-stone);
    color: var(--color-text-muted);
}

/* Badge with dot indicator */
.badge-dot::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: currentColor;
}

/* Larger badge variant */
.badge-lg {
    padding: 5px 14px;
    font-size: var(--text-sm);
}


/* ==========================================================================
   7. Tables
   ========================================================================== */

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-base);
}

.data-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

.data-table th {
    background-color: var(--color-stone);
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 12px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.data-table td {
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
    background-color: var(--color-paper);
}

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

/* Sortable header */
.data-table th.sortable {
    cursor: pointer;
    user-select: none;
}

.data-table th.sortable:hover {
    background-color: var(--color-border);
}

.data-table th.sortable::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 6px;
    vertical-align: middle;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid var(--color-text-light);
}

.data-table th.sortable.asc::after {
    border-top: none;
    border-bottom: 4px solid var(--color-pine);
}

.data-table th.sortable.desc::after {
    border-top: 4px solid var(--color-pine);
}

/* Compact table variant */
.data-table-compact th,
.data-table-compact td {
    padding: 8px 12px;
    font-size: var(--text-sm);
}

/* Right-align numeric columns */
.data-table .text-right,
.data-table td.num,
.data-table th.num {
    text-align: right;
}

/* Table container for horizontal scroll */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.table-container .data-table {
    margin: 0;
}


/* ==========================================================================
   8. Forms
   ========================================================================== */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-label .required {
    color: var(--color-alert);
    margin-left: 2px;
}

.form-hint {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: #ffffff;
    border: 1px solid #dddddd;
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-pine);
    box-shadow: 0 0 0 3px rgba(45, 107, 74, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-light);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--color-stone);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

/* Select dropdown arrow */
.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B6B6B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Textarea */
.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Error state */
.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea,
.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--color-alert);
}

.form-group.has-error .form-input:focus,
.form-group.has-error .form-select:focus,
.form-group.has-error .form-textarea:focus,
.form-input.is-invalid:focus,
.form-select.is-invalid:focus,
.form-textarea.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(217, 79, 79, 0.12);
}

.form-error {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-alert);
    margin-top: var(--space-1);
}

/* Input sizes */
.form-input-sm {
    padding: 6px 10px;
    font-size: var(--text-sm);
}

.form-input-lg {
    padding: 14px 18px;
    font-size: var(--text-md);
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--color-pine);
    cursor: pointer;
    flex-shrink: 0;
}

.form-check-label {
    font-size: var(--text-base);
    color: var(--color-text);
    line-height: 1.5;
    cursor: pointer;
}

/* Inline form layout */
.form-inline {
    display: flex;
    align-items: flex-end;
    gap: var(--space-3);
}

.form-inline .form-group {
    margin-bottom: 0;
}

/* Search input */
.form-search {
    position: relative;
}

.form-search .form-input {
    padding-left: 40px;
}

.form-search svg,
.form-search [data-lucide] {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--color-text-muted);
    pointer-events: none;
}


/* ==========================================================================
   9. Navigation
   ========================================================================== */

.nav {
    height: var(--nav-height);
    background-color: var(--color-forest);
    display: flex;
    align-items: center;
    padding: 0 var(--space-7);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: #ffffff;
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.nav-brand:hover {
    color: #ffffff;
}

.nav-brand svg,
.nav-brand [data-lucide] {
    width: 22px;
    height: 22px;
    color: var(--color-sage);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-left: auto;
    margin-right: auto;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    color: rgba(255, 255, 255, 0.5);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover {
    color: rgba(255, 255, 255, 0.8);
    background-color: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link svg,
.nav-link [data-lucide] {
    width: 16px;
    height: 16px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-left: auto;
    flex-shrink: 0;
}

/* User avatar */
.nav-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background-color: var(--color-pine);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.nav-avatar:hover {
    background-color: var(--color-sage);
}

/* Dropdown */
.nav-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 180px;
    padding: var(--space-2) 0;
    display: none;
    z-index: var(--z-dropdown);
}

.nav-dropdown.open {
    display: block;
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 16px;
    color: var(--color-text);
    font-size: var(--text-base);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

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

.nav-dropdown-item svg,
.nav-dropdown-item [data-lucide] {
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
}

.nav-dropdown-divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-2) 0;
}

/* Mobile hamburger */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: #ffffff;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.nav-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-toggle svg,
.nav-toggle [data-lucide] {
    width: 22px;
    height: 22px;
}

/* Mobile nav overlay */
.nav-mobile {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-forest);
    padding: var(--space-5);
    z-index: var(--z-overlay);
    overflow-y: auto;
}

.nav-mobile.open {
    display: block;
}

.nav-mobile .nav-link {
    display: flex;
    padding: 12px 16px;
    font-size: var(--text-md);
    border-radius: var(--radius-md);
}


/* ==========================================================================
   10. Dashboard Sidebar
   ========================================================================== */

.dashboard-layout {
    display: flex;
    min-height: calc(100vh - var(--nav-height));
}

.sidebar {
    width: var(--sidebar-width);
    background: #ffffff;
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: var(--nav-height);
    height: calc(100vh - var(--nav-height));
    overflow-y: auto;
    flex-shrink: 0;
}

.sidebar-header {
    padding: var(--space-5) var(--space-5) var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.sidebar-org-name {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-forest);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-org-type {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-3) var(--space-3);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 10px 14px;
    color: var(--color-text-muted);
    font-size: var(--text-base);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    border-left: 3px solid transparent;
    margin-bottom: 2px;
    transition: all var(--transition-fast);
}

.sidebar-link:hover {
    color: var(--color-text);
    background-color: var(--color-stone);
}

.sidebar-link.active {
    color: var(--color-pine);
    background-color: var(--color-stone);
    border-left-color: var(--color-pine);
    font-weight: 600;
}

.sidebar-link svg,
.sidebar-link [data-lucide] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-section-label {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-light);
    padding: var(--space-4) 14px var(--space-2);
}

.sidebar-footer {
    padding: var(--space-4) var(--space-3);
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

.sidebar-scan-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    padding: 12px 16px;
    background-color: var(--color-pine);
    color: #ffffff;
    font-size: var(--text-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.sidebar-scan-btn:hover {
    background-color: var(--color-pine-hover);
    color: #ffffff;
}

.sidebar-scan-btn svg,
.sidebar-scan-btn [data-lucide] {
    width: 18px;
    height: 18px;
}

/* Dashboard content area */
.dashboard-content {
    flex: 1;
    min-width: 0;
    padding: var(--space-6);
    background-color: var(--color-paper);
}

.dashboard-content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.dashboard-content-header h1 {
    font-size: var(--text-2xl);
    margin: 0;
}

/* Mobile sidebar overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: calc(var(--z-overlay) - 1);
}


/* ==========================================================================
   11. Layout Utilities
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-5);
    padding-right: var(--space-5);
}

.container-narrow {
    max-width: var(--container-narrow);
}

.container-wide {
    max-width: var(--container-wide);
}

.container-fluid {
    max-width: none;
}

/* Grid */
.grid {
    display: grid;
    gap: var(--space-5);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

/* Flex */
.flex {
    display: flex;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.flex-start {
    display: flex;
    align-items: flex-start;
}

.flex-end {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

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

.flex-1 {
    flex: 1;
}

.flex-shrink-0 {
    flex-shrink: 0;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

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

/* Gap */
.gap-xs {
    gap: var(--space-1);
}

.gap-sm {
    gap: var(--space-2);
}

.gap-md {
    gap: var(--space-4);
}

.gap-lg {
    gap: var(--space-6);
}

.gap-xl {
    gap: var(--space-8);
}


/* ==========================================================================
   12. Spacing Utilities
   ========================================================================== */

/* Margin Top */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }

/* Margin Bottom */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }

/* Margin Left */
.ml-0 { margin-left: 0; }
.ml-1 { margin-left: var(--space-1); }
.ml-2 { margin-left: var(--space-2); }
.ml-3 { margin-left: var(--space-3); }
.ml-4 { margin-left: var(--space-4); }
.ml-auto { margin-left: auto; }

/* Margin Right */
.mr-0 { margin-right: 0; }
.mr-1 { margin-right: var(--space-1); }
.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }
.mr-4 { margin-right: var(--space-4); }
.mr-auto { margin-right: auto; }

/* Padding */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }

.px-0 { padding-left: 0; padding-right: 0; }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-5 { padding-top: var(--space-5); padding-bottom: var(--space-5); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-10 { padding-top: var(--space-10); padding-bottom: var(--space-10); }


/* ==========================================================================
   13. Text Utilities
   ========================================================================== */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-muted { color: var(--color-text-muted); }
.text-light { color: var(--color-text-light); }
.text-forest { color: var(--color-forest); }
.text-pine { color: var(--color-pine); }
.text-sage { color: var(--color-sage); }
.text-trail { color: var(--color-trail); }
.text-success { color: var(--color-sage); }
.text-error { color: var(--color-alert); }
.text-warning { color: var(--color-warning); }
.text-info { color: var(--color-water); }
.text-white { color: #ffffff; }

.bg-forest { background-color: var(--color-forest); }
.bg-pine { background-color: var(--color-pine); }
.bg-stone { background-color: var(--color-stone); }
.bg-paper { background-color: var(--color-paper); }
.bg-white { background-color: #ffffff; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.uppercase {
    text-transform: uppercase;
}

.capitalize {
    text-transform: capitalize;
}

.nowrap {
    white-space: nowrap;
}

.break-word {
    overflow-wrap: break-word;
    word-break: break-word;
}


/* ==========================================================================
   14. Display Utilities
   ========================================================================== */

.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.w-full { width: 100%; }
.h-full { height: 100%; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.border { border: 1px solid var(--color-border); }
.border-b { border-bottom: 1px solid var(--color-border); }
.border-t { border-top: 1px solid var(--color-border); }
.border-none { border: none; }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-none { box-shadow: none; }

.pointer { cursor: pointer; }


/* ==========================================================================
   15. Modal & Overlay
   ========================================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-5);
    animation: fadeIn var(--transition-base);
}

.modal {
    background: #ffffff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp var(--transition-slow);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-5) 0;
}

.modal-header h3 {
    margin: 0;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--color-stone);
    color: var(--color-text);
}

.modal-body {
    padding: var(--space-5);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: 0 var(--space-5) var(--space-5);
}

.modal-lg {
    max-width: 720px;
}

.modal-sm {
    max-width: 380px;
}


/* ==========================================================================
   16. Toast Notifications
   ========================================================================== */

.toast-container {
    position: fixed;
    top: calc(var(--nav-height) + var(--space-4));
    right: var(--space-4);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 400px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideUp var(--transition-slow);
    pointer-events: auto;
}

.toast-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 1px;
}

.toast-success .toast-icon { color: var(--color-sage); }
.toast-error .toast-icon { color: var(--color-alert); }
.toast-warning .toast-icon { color: var(--color-warning); }
.toast-info .toast-icon { color: var(--color-water); }

.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-weight: 600;
    font-size: var(--text-base);
    margin-bottom: 2px;
}

.toast-message {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.toast-close {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: var(--color-text-light);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--color-text);
}

/* Auto-dismiss animation */
.toast-exit {
    animation: fadeOut var(--transition-base) forwards;
}


/* ==========================================================================
   17. Empty States
   ========================================================================== */

.empty-state {
    text-align: center;
    padding: var(--space-9) var(--space-5);
}

.empty-state-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-5);
    color: var(--color-text-light);
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    max-width: 360px;
    margin: 0 auto var(--space-5);
}


/* ==========================================================================
   18. Loading & Skeleton
   ========================================================================== */

.spinner {
    width: 24px;
    height: 24px;
    border: 2.5px solid var(--color-border);
    border-top-color: var(--color-pine);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.spinner-lg {
    width: 36px;
    height: 36px;
    border-width: 3px;
}

.loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: inherit;
}

.skeleton {
    background: linear-gradient(90deg, var(--color-stone) 25%, var(--color-border-light) 50%, var(--color-stone) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

.skeleton-text {
    height: 14px;
    margin-bottom: var(--space-2);
}

.skeleton-text:last-child {
    width: 70%;
}

.skeleton-heading {
    height: 24px;
    width: 50%;
    margin-bottom: var(--space-4);
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
}

.skeleton-card {
    height: 120px;
    border-radius: var(--radius-lg);
}


/* ==========================================================================
   19. Pagination
   ========================================================================== */

.pagination {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    background: #ffffff;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover {
    background-color: var(--color-stone);
    border-color: var(--color-border);
}

.pagination-btn.active {
    background-color: var(--color-pine);
    border-color: var(--color-pine);
    color: #ffffff;
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-ellipsis {
    width: 36px;
    text-align: center;
    color: var(--color-text-muted);
}


/* ==========================================================================
   20. Alerts / Banner
   ========================================================================== */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    line-height: 1.5;
}

.alert svg,
.alert [data-lucide] {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-success {
    background-color: var(--color-sage-light);
    color: var(--color-pine);
    border: 1px solid rgba(45, 107, 74, 0.15);
}

.alert-error {
    background-color: var(--color-alert-light);
    color: var(--color-alert);
    border: 1px solid rgba(217, 79, 79, 0.15);
}

.alert-warning {
    background-color: var(--color-warning-light);
    color: #8B6914;
    border: 1px solid rgba(232, 168, 56, 0.15);
}

.alert-info {
    background-color: var(--color-water-light);
    color: var(--color-water);
    border: 1px solid rgba(58, 143, 183, 0.15);
}


/* ==========================================================================
   21. Tabs
   ========================================================================== */

.tabs {
    display: flex;
    align-items: center;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
}

.tab {
    padding: 12px 20px;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab:hover {
    color: var(--color-text);
}

.tab.active {
    color: var(--color-pine);
    border-bottom-color: var(--color-pine);
}

.tab-content {
    padding-top: var(--space-5);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}


/* ==========================================================================
   22. Divider
   ========================================================================== */

.divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin: var(--space-5) 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}


/* ==========================================================================
   23. Tooltip
   ========================================================================== */

[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: var(--color-forest);
    color: #ffffff;
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: var(--z-dropdown);
}

[data-tooltip]:hover::after {
    opacity: 1;
}


/* ==========================================================================
   24. Animations
   ========================================================================== */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

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

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fade-in { animation: fadeIn var(--transition-base); }
.animate-slide-up { animation: slideUp var(--transition-slow); }
.animate-slide-down { animation: slideDown var(--transition-slow); }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }


/* ==========================================================================
   25. Responsive Breakpoints
   ========================================================================== */

/* Tablet: 768px and below */
@media (max-width: 768px) {
    :root {
        --nav-height: 56px;
    }

    h1, .heading-1 {
        font-size: var(--text-3xl);
    }

    h2, .heading-2 {
        font-size: var(--text-2xl);
    }

    h3, .heading-3 {
        font-size: var(--text-xl);
    }

    .stat-number {
        font-size: var(--text-3xl);
    }

    .nav {
        padding: 0 var(--space-4);
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }

    /* Sidebar off-canvas on mobile */
    .sidebar {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        bottom: 0;
        z-index: var(--z-overlay);
        transform: translateX(-100%);
        transition: transform var(--transition-slow);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.open {
        display: block;
    }

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

    .dashboard-content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    /* Table horizontal scroll */
    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }

    /* Modals full-width on mobile */
    .modal {
        max-width: none;
        margin: var(--space-4);
        max-height: calc(100vh - var(--space-8));
    }

    .toast-container {
        left: var(--space-4);
        right: var(--space-4);
        max-width: none;
    }

    /* Stack form inline on mobile */
    .form-inline {
        flex-direction: column;
        align-items: stretch;
    }

    .hide-mobile { display: none !important; }
    .show-mobile { display: block !important; }
    .show-mobile-flex { display: flex !important; }
}

/* Mobile: 480px and below */
@media (max-width: 480px) {
    h1, .heading-1 {
        font-size: var(--text-2xl);
    }

    .stat-number {
        font-size: var(--text-2xl);
    }

    .grid-4 {
        grid-template-columns: 1fr;
    }

    .btn-lg {
        padding: 12px 24px;
        font-size: var(--text-base);
    }

    .nav {
        padding: 0 var(--space-3);
    }

    .nav-avatar {
        width: 30px;
        height: 30px;
        font-size: var(--text-xs);
    }
}

/* Desktop: 1024px+ */
@media (min-width: 1024px) {
    .hide-desktop { display: none !important; }
    .show-desktop { display: block !important; }
    .show-desktop-flex { display: flex !important; }
}

/* Wide: 1280px+ */
@media (min-width: 1280px) {
    .container {
        padding-left: var(--space-7);
        padding-right: var(--space-7);
    }
}

/* Tablet-only helper */
@media (min-width: 481px) and (max-width: 768px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop and up grid adjustments */
@media (min-width: 769px) {
    .hide-tablet-up { display: none !important; }
}

/* Default hidden states for responsive helpers */
.show-mobile,
.show-mobile-flex,
.show-desktop,
.show-desktop-flex {
    display: none !important;
}


/* ==========================================================================
   26. Print
   ========================================================================== */

@media print {
    .nav,
    .sidebar,
    .sidebar-overlay,
    .toast-container,
    .modal-overlay,
    .btn,
    .nav-toggle {
        display: none !important;
    }

    body {
        background: #ffffff;
        color: #000000;
        font-size: 12pt;
    }

    .dashboard-content {
        padding: 0;
    }

    .card {
        box-shadow: none;
        border: 1px solid #cccccc;
        break-inside: avoid;
    }

    a {
        color: #000000;
        text-decoration: underline;
    }
}