/*
 * This is a manifest file that'll be compiled into application.css, which will include all the files
 * listed below.
 *
 * Any CSS (and SCSS, if configured) file within this directory, lib/assets/stylesheets, or any plugin's
 * vendor/assets/stylesheets directory can be referenced here using a relative path.
 *
 * You're free to add application-wide styles to this file and they'll appear at the bottom of the
 * compiled file so the styles you add here take precedence over styles defined in any other CSS
 * files in this directory. Styles in this file should be added after the last require_* statement.
 * It is generally better to create a new file per style scope.
 *
 *= require_tree .
 *= require_self
 */

/* ==========================================================================
   Design Tokens / CSS Variables
   ========================================================================== */

:root {
    /* Brand Colors - Keeping existing red */
    --color-primary: #ae3033;
    --color-primary-darker: #8c2528;
    --color-primary-light: #c44548;
    --color-primary-50: #fdf2f2;
    --color-primary-100: #fce5e5;
    --color-primary-200: #f9cfcf;
    --color-primary-300: #f4aaaa;

    /* Neutral Colors */
    --dark: #1a202c;
    --dark-800: #2d3748;
    --dark-700: #4a5568;
    --dark-600: #718096;
    --dark-500: #a0aec0;
    --dark-400: #cbd5e0;
    --dark-300: #e2e8f0;
    --dark-200: #edf2f7;
    --dark-100: #f7fafc;
    --light: #ffffff;

    /* Semantic Colors */
    --success: #38a169;
    --success-light: #c6f6d5;
    --warning: #d69e2e;
    --warning-light: #fefcbf;
    --error: #e53e3e;
    --error-light: #fed7d7;
    --info: #3182ce;
    --info-light: #bee3f8;

    /* Status Colors */
    --retired: #fed7d7;
    --retired-text: #c53030;
    --active: #c6f6d5;
    --active-text: #276749;

    /* Spacing Scale */
    --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-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-mono: "SF Mono", Monaco, Inconsolata, "Fira Code", monospace;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;

    /* Layout */
    --container-max: 1200px;
    --container-small-max: 700px;
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 60px;

    /* Borders - Business style (no radius) */
    --border-radius-sm: 0;
    --border-radius: 0;
    --border-radius-md: 0;
    --border-radius-lg: 0;
    --border-radius-xl: 0;
    --border-radius-full: 0;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

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

    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--dark);
    background-color: var(--dark-100);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p {
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-4);
    color: var(--dark-700);
}

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

a:hover {
    color: var(--color-primary-darker);
    text-decoration: underline;
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

/* ==========================================================================
   Layout Components
   ========================================================================== */

.container {
    display: block;
    max-width: var(--container-max);
    margin: var(--space-12) auto;
    padding: 0 var(--space-6);
}

.container-small {
    display: block;
    max-width: var(--container-small-max);
    margin: var(--space-12) auto;
    padding: 0 var(--space-6);
}

main {
    flex-grow: 1;
    flex-shrink: 0;
    flex-basis: auto;
    min-height: 100%;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

nav {
    background: var(--light);
    //padding: var(--space-4);
    //box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--dark-200);

    & .container {
        display: grid;
        grid-template-columns: auto 1fr;
        align-items: center;
        justify-content: space-between;
        margin: 0 auto;

        & ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            justify-content: flex-end;
            gap: var(--space-6);

            & a {
                color: var(--dark-700);
                font-weight: var(--font-weight-medium);
                transition: color var(--transition-fast);
            }

            & a:hover {
                color: var(--color-primary);
            }
        }
    }
}

.nav-logo > img {
    max-width: 200px;
    height: auto;
}

/* ==========================================================================
   Admin Layout
   ========================================================================== */

.admin {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    background-color: var(--dark-100);
    min-height: 100vh;

    & .admin-content {
        padding: var(--space-8);
        height: 100vh;
        overflow-y: auto;

        & .top-header {
            margin-bottom: var(--space-8);
            display: flex;
            justify-content: space-between;
            align-items: center;

            & h1 {
                margin: 0;
            }
        }
    }

    & .sidebar {
        background: var(--light);
        padding: var(--space-4);
        height: 100vh;
        overflow-y: auto;
        border-right: 1px solid var(--dark-200);
        display: flex;
        flex-direction: column;

        & .nav-logo > img {
            margin-bottom: var(--space-6);
        }

        & .sidebar-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-6);

            & .sidebar-toggle {
                display: none;
                background: none;
                border: none;
                cursor: pointer;
                padding: var(--space-2);
                border-radius: var(--border-radius);
                transition: background var(--transition-fast);
            }

            & .sidebar-toggle:hover {
                background: var(--dark-100);
            }
        }

        & .menu {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0;

            & .menu-section {
                margin-bottom: var(--space-4);
            }

            & .menu-section-title {
                font-size: var(--font-size-xs);
                font-weight: var(--font-weight-semibold);
                text-transform: uppercase;
                letter-spacing: 0.05em;
                color: var(--dark-500);
                padding: var(--space-3) var(--space-3) var(--space-1);
                margin-bottom: 0;
                margin-top: var(--space-2);
            }
        }
    }
}

.sidebar .menu-item {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    color: var(--dark-700);
    text-decoration: none;
    margin-bottom: 0;

    &:hover {
        background: var(--dark-100);
        color: var(--color-primary);
        text-decoration: none;
    }

    &.active {
        background: var(--color-primary-50);
        color: var(--color-primary);
        font-weight: var(--font-weight-medium);
    }

    & img {
        width: 20px;
        height: 20px;
        margin-right: var(--space-3);
        opacity: 0.7;
    }

    &:hover img,
    &.active img {
        opacity: 1;
    }
}

/* Mobile Sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
}

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

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    font-size: var(--font-size-sm);
    color: var(--dark-600);
    padding: 10px 15px;
}

.breadcrumbs a {
    color: var(--dark-600);
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
}

.breadcrumbs .separator {
    color: var(--dark-400);
}

.breadcrumbs .current {
    color: var(--dark);
    font-weight: var(--font-weight-medium);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;

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

    &:disabled {
        opacity: 0.6;
        cursor: not-allowed;
    }
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--light);
    border-color: var(--color-primary);

    &:hover {
        background-color: var(--color-primary-darker);
        border-color: var(--color-primary-darker);
        text-decoration: none;
        color: var(--light);
    }

    &:active {
        transform: translateY(1px);
    }
}

.btn-secondary {
    background-color: var(--light);
    color: var(--dark-700);
    border-color: var(--dark-300);

    &:hover {
        background-color: var(--dark-100);
        border-color: var(--dark-400);
        text-decoration: none;
        color: var(--dark);
    }
}

.btn-danger {
    background-color: var(--error);
    color: var(--light);
    border-color: var(--error);

    &:hover {
        background-color: #c53030;
        border-color: #c53030;
        text-decoration: none;
        color: var(--light);
    }
}

.btn-success {
    background-color: var(--success);
    color: var(--light);
    border-color: var(--success);

    &:hover {
        background-color: #2f855a;
        border-color: #2f855a;
        text-decoration: none;
        color: var(--light);
    }
}

.btn-ghost {
    background-color: transparent;
    color: var(--dark-700);
    border-color: transparent;

    &:hover {
        background-color: var(--dark-100);
        text-decoration: none;
        color: var(--dark);
    }
}

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-lg);
}

.btn-icon {
    padding: var(--space-2);
}

.button-primary {
    composes: btn btn-primary;
}

/* ==========================================================================
   Forms
   ========================================================================== */

.form-group {
    margin-bottom: var(--space-6);

    & label {
        display: block;
        margin-bottom: var(--space-2);
        font-weight: var(--font-weight-medium);
        font-size: var(--font-size-sm);
        color: var(--dark-700);
    }

    & input,
    & textarea,
    & select {
        width: 100%;
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-base);
        line-height: 1.5;
        color: var(--dark);
        background-color: var(--light);
        border: 1px solid var(--dark-300);
        border-radius: var(--border-radius);
        transition: all var(--transition-fast);

        &:hover {
            border-color: var(--dark-400);
        }

        &:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px var(--color-primary-200);
        }

        &:disabled {
            background-color: var(--dark-100);
            cursor: not-allowed;
        }

        &::placeholder {
            color: var(--dark-400);
        }
    }

    & textarea {
        min-height: 120px;
        resize: vertical;
    }

    & .form-hint {
        font-size: var(--font-size-sm);
        color: var(--dark-500);
        margin-top: var(--space-2);
    }

    & .trix-content {
        min-height: 200px;
        background-color: var(--light);
        border-radius: var(--border-radius);
        border: 1px solid var(--dark-300);
        padding: var(--space-4);
    }
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
}

.form-error {
    color: var(--error);
    font-size: var(--font-size-sm);
    margin-top: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.form-error::before {
    content: "⚠";
}

.checkbox, .radio {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    cursor: pointer;

    & input[type="checkbox"],
    & input[type="radio"] {
        width: 18px;
        height: 18px;
        cursor: pointer;
        accent-color: var(--color-primary);
    }

    & label {
        margin: 0;
        cursor: pointer;
        font-weight: var(--font-weight-normal);
        color: var(--dark-700);
    }
}

/* Checkbox Cards for Inspection Forms */
.checkbox-card {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--light);
    border: 2px solid var(--dark-200);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);

    &:hover {
        border-color: var(--color-primary-300);
        background: var(--color-primary-50);
    }

    &.checked {
        border-color: var(--color-primary);
        background: var(--color-primary-50);
    }

    & input[type="checkbox"] {
        width: 20px;
        height: 20px;
        accent-color: var(--color-primary);
    }

    & label {
        margin: 0;
        cursor: pointer;
        font-weight: var(--font-weight-medium);
    }
}

/* ==========================================================================
   Cards & Content Blocks
   ========================================================================== */

.card {
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--dark-200);
    overflow: hidden;

    & .card-header {
        padding: var(--space-6);
        border-bottom: 1px solid var(--dark-200);
        background: var(--dark-50);

        & h2, & h3 {
            margin: 0;
        }
    }

    & .card-body {
        padding: var(--space-6);
    }

    & .card-footer {
        padding: var(--space-4) var(--space-6);
        border-top: 1px solid var(--dark-200);
        background: var(--dark-50);
    }
}

.index-post,
.post {
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--dark-200);
    transition: box-shadow var(--transition-fast);

    &:hover {
        box-shadow: var(--shadow-md);
    }

    & h2 {
        margin-bottom: var(--space-2);
    }

    & small {
        color: var(--dark-500);
        font-size: var(--font-size-sm);
    }

    & p {
        margin: var(--space-3) 0;
        color: var(--dark-600);
    }
}

/* ==========================================================================
   Inspection Form Sections
   ========================================================================== */

.inspection-form {
    & .inspection-section {
        margin-bottom: var(--space-8);
        background: var(--light);
        border-radius: var(--border-radius-xl);
        box-shadow: var(--shadow);
        border: 1px solid var(--dark-200);
        overflow: hidden;
    }

    & .section-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-5) var(--space-6);
        background: linear-gradient(to right, var(--dark-50), var(--light));
        border-bottom: 1px solid var(--dark-200);
        cursor: pointer;
        transition: background var(--transition-fast);

        &:hover {
            background: var(--dark-100);
        }

        & h3 {
            margin: 0;
            display: flex;
            align-items: center;
            gap: var(--space-3);
        }

        & .section-toggle {
            transition: transform var(--transition-fast);
        }

        &.expanded .section-toggle {
            transform: rotate(180deg);
        }
    }

    & .section-content {
        padding: var(--space-6);
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-4);

        &.collapsed {
            display: none;
        }
    }

    & .section-progress {
        font-size: var(--font-size-sm);
        color: var(--dark-500);
        margin-left: auto;
        margin-right: var(--space-4);
    }
}

/* Form Progress Bar */
.form-progress {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--light);
    padding: var(--space-4) var(--space-6);
    margin-bottom: var(--space-6);
    border-bottom: 1px solid var(--dark-200);

    & .progress-bar-container {
        display: flex;
        align-items: center;
        gap: var(--space-4);
    }

    & .progress-bar {
        flex: 1;
        height: 8px;
        background: var(--dark-200);
        border-radius: var(--border-radius-full);
        overflow: hidden;
    }

    & .progress-fill {
        height: 100%;
        background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
        border-radius: var(--border-radius-full);
        transition: width var(--transition-slow);
    }

    & .progress-text {
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-medium);
        color: var(--dark-700);
        white-space: nowrap;
    }
}

/* ==========================================================================
   Tables
   ========================================================================== */

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--dark-200);
    overflow: hidden;

    & th,
    & td {
        padding: var(--space-4);
        text-align: left;
        border-bottom: 1px solid var(--dark-200);
    }

    & th {
        font-weight: var(--font-weight-semibold);
        font-size: var(--font-size-sm);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--dark-600);
        background: var(--dark-50);
        white-space: nowrap;
    }

    & tbody tr {
        transition: background var(--transition-fast);

        &:hover {
            background: var(--dark-50);
        }

        &:last-child td {
            border-bottom: none;
        }
    }

    & td {
        color: var(--dark-700);
        vertical-align: middle;
    }

    & a {
        font-weight: var(--font-weight-medium);
    }
}

/* Table Actions */
.table-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: flex-end;
    align-items: center;

    & .btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-medium);
        display: inline-flex;
        align-items: center;
        gap: var(--space-1);
        transition: all var(--transition-fast);

        &:hover {
            transform: translateY(-1px);
        }

        &.btn-success {
            background: var(--success-light);
            color: var(--success);
            border-color: var(--success-light);

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

        &.btn-ghost {
            &.text-muted {
                color: var(--dark-400);

                &:hover {
                    color: var(--error);
                    background: var(--error-light);
                }
            }

            &.hover\:text-error:hover {
                color: var(--error);
            }
        }

        & svg {
            flex-shrink: 0;
        }
    }
}

/* ==========================================================================
   List Filters & Metrics
   ========================================================================== */

.list-filters {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
}

/* Metrics Row */
.metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.metric-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--dark-200);
    transition: all var(--transition-fast);

    &:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-2px);
    }

    & .metric-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 48px;
        height: 48px;
        border-radius: var(--border-radius-lg);
        flex-shrink: 0;

        & svg {
            width: 24px;
            height: 24px;
        }
    }

    & .metric-content {
        display: flex;
        flex-direction: column;
        gap: var(--space-1);
    }

    & .metric-value {
        font-size: var(--font-size-2xl);
        font-weight: var(--font-weight-bold);
        color: var(--dark);
        line-height: 1;
    }

    & .metric-label {
        font-size: var(--font-size-sm);
        color: var(--dark-500);
        font-weight: var(--font-weight-medium);
    }
}

/* ==========================================================================
   Empty States
   ========================================================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16) var(--space-8);
    text-align: center;
    background: var(--light);
    border-radius: var(--border-radius-xl);
    border: 2px dashed var(--dark-300);

    & .empty-state-icon {
        width: 80px;
        height: 80px;
        margin-bottom: var(--space-6);
        color: var(--dark-400);
    }

    & h3 {
        color: var(--dark-700);
        margin-bottom: var(--space-3);
    }

    & p {
        color: var(--dark-500);
        max-width: 400px;
        margin-bottom: var(--space-6);
    }
}

/* ==========================================================================
   Loading States & Skeletons
   ========================================================================== */

.skeleton {
    background: linear-gradient(90deg, var(--dark-200) 25%, var(--dark-300) 50%, var(--dark-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--border-radius);
}

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

.skeleton-text {
    height: 1em;
    margin-bottom: var(--space-3);
}

.skeleton-text:last-child {
    width: 80%;
}

.skeleton-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.skeleton-card {
    padding: var(--space-6);
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--dark-300);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.spinner-sm { width: 16px; height: 16px; }
.spinner-lg { width: 32px; height: 32px; border-width: 3px; }

/* Button Loading State */
.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid;
    min-width: 300px;
    max-width: 400px;
    pointer-events: auto;
    animation: slideIn 0.3s ease-out;

    & .toast-icon {
        width: 20px;
        height: 20px;
        flex-shrink: 0;
    }

    & .toast-content {
        flex: 1;

        & .toast-title {
            font-weight: var(--font-weight-semibold);
            margin-bottom: var(--space-1);
        }

        & .toast-message {
            font-size: var(--font-size-sm);
            color: var(--dark-600);
            margin: 0;
        }
    }

    & .toast-close {
        background: none;
        border: none;
        cursor: pointer;
        padding: var(--space-1);
        color: var(--dark-400);
        transition: color var(--transition-fast);

        &:hover {
            color: var(--dark-600);
        }
    }
}

.toast-success {
    border-left-color: var(--success);
    & .toast-icon { color: var(--success); }
}

.toast-error {
    border-left-color: var(--error);
    & .toast-icon { color: var(--error); }
}

.toast-warning {
    border-left-color: var(--warning);
    & .toast-icon { color: var(--warning); }
}

.toast-info {
    border-left-color: var(--info);
    & .toast-icon { color: var(--info); }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

.toast.hiding {
    animation: slideOut 0.3s ease-in forwards;
}

/* Legacy Notice Styles */
.notice {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--success);
    color: var(--light);
    padding: var(--space-4) var(--space-5);
    font-size: var(--font-size-base);
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-toast);
    animation: slideIn 0.3s ease-out;
}

/* ==========================================================================
   Badges & Tags
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.badge-warning {
    background: var(--warning-light);
    color: #975a16;
}

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

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

.badge-default {
    background: var(--dark-200);
    color: var(--dark-700);
}

/* ==========================================================================
   Status Indicators
   ========================================================================== */

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.active {
    background: var(--success);
    box-shadow: 0 0 0 2px var(--success-light);
}

.status-dot.inactive {
    background: var(--dark-400);
}

.status-dot.pending {
    background: var(--warning);
    animation: pulse 2s infinite;
}

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

/* ==========================================================================
   File Upload / Dropzone
   ========================================================================== */

.dropzone {
    padding: var(--space-8);
    border: 2px dashed var(--color-primary-300);
    border-radius: var(--border-radius-lg);
    background: var(--color-primary-50);
    text-align: center;
    transition: all var(--transition-fast);
    cursor: pointer;

    &:hover {
        border-color: var(--color-primary);
        background: var(--color-primary-100);
    }

    &.is-dragover {
        border-color: var(--color-primary);
        background: var(--color-primary-100);
        transform: scale(1.02);
    }

    & .dropzone-icon {
        width: 48px;
        height: 48px;
        margin-bottom: var(--space-4);
        color: var(--color-primary);
    }

    & h4 {
        margin-bottom: var(--space-2);
        color: var(--dark-700);
    }

    & p {
        color: var(--dark-500);
        margin: 0;
    }
}

.documents ul {
    list-style: none;
    padding-left: 0;
}

.documents ul li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
    background: var(--light);
    border-radius: var(--border-radius);
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--dark-200);
    transition: box-shadow var(--transition-fast);

    &:hover {
        box-shadow: var(--shadow-sm);
    }

    & img {
        width: 16px;
        height: 16px;
    }
}

/* ==========================================================================
   Pagination
   ========================================================================== */

nav.pagination {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-4) 0;
    justify-content: center;
}

nav.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-3);
    border-radius: var(--border-radius);
    border: 1px solid var(--dark-300);
    background: var(--light);
    color: var(--dark-600);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: var(--font-weight-medium);
}

nav.pagination span:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

nav.pagination span.current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--light);
}

nav.pagination span.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

nav.pagination span a {
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   QR Code Styles
   ========================================================================== */

.qr_code {
    display: block;
    max-width: 250px;
    margin: var(--space-4) 0;
}

.qr-code-border {
    border: 1px solid var(--dark-300);
    border-radius: var(--border-radius);
    padding: var(--space-4);
    margin: var(--space-4) 0;
    background: var(--light);
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer {
    background: var(--light);
    padding: var(--space-6) 0;
    border-top: 1px solid var(--dark-200);
    margin-top: auto;

    & a {
        display: block;
        text-align: center;
        margin-bottom: var(--space-3);
    }

    & p {
        text-align: center;
        margin: 0;
        color: var(--dark-500);
        font-size: var(--font-size-sm);
    }
}

.footer-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-4);

    & a {
        margin: 0;
    }
}

/* ==========================================================================
   Authentication
   ========================================================================== */

.auth {
    & h3 {
        color: var(--dark-600);
        font-size: var(--font-size-lg);
        margin-bottom: var(--space-8);
    }

    & label {
        color: var(--dark-700);
    }
}

.auth-container {
    display: flex;
    min-height: 600px;
}

.image-container {
    flex: 1;
}

.full-height-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.auth {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-8) var(--space-12);
}

.small-container {
    padding: var(--space-6);
    margin-bottom: var(--space-24);
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

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

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

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

.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.justify-content-end { justify-content: flex-end; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.m-0 { margin: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.p-0 { padding: 0 !important; }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

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

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

.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }

.text-muted { color: var(--dark-500); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }

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

.shadow { box-shadow: var(--shadow); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

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

.bg-white { background: var(--light); }
.bg-retired { background: var(--retired); }

/* ==========================================================================
   Responsive Styles
   ========================================================================== */

@media (max-width: 1024px) {
    .admin {
        grid-template-columns: 1fr;

        & .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            transform: translateX(-100%);
            transition: transform var(--transition-slow);
            z-index: var(--z-modal);
        }

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

        & .sidebar .sidebar-header .sidebar-toggle {
            display: block;
        }
    }

    .mobile-header {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        padding: var(--space-4) 0;
        margin-bottom: var(--space-6);
        border-bottom: 1px solid var(--dark-200);

        & .menu-toggle {
            background: none;
            border: none;
            cursor: pointer;
            padding: var(--space-2);
            border-radius: var(--border-radius);
        }
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-base: 16px;
    }

    .container,
    .container-small {
        padding: 0 var(--space-4);
        margin: var(--space-8) auto;
    }

    /* Mobile optimization for public inspection forms */
    .small-container {
        padding: var(--space-4);
        margin-bottom: var(--space-16);
    }

    .inspection-form-container {
        padding: 0;
    }

    .auth {
        padding: var(--space-6);
    }

    .auth-container {
        flex-direction: column-reverse;
        min-height: unset;
    }

    .image-container {
        height: 200px;
        flex: unset;
    }

    .two-column {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .two-col {
        grid-template-columns: 1fr;
    }

    .list-filters {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .metrics-row {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .metric-card {
        padding: var(--space-4);

        & .metric-icon {
            width: 40px;
            height: 40px;

            & svg {
                width: 20px;
                height: 20px;
            }
        }

        & .metric-value {
            font-size: var(--font-size-xl);
        }
    }

    /* Mobile Inspection Form Optimizations */
    .inspection-form {
        & .form-progress {
            padding: var(--space-3);
            margin-bottom: var(--space-4);

            & .progress-bar-container {
                flex-direction: column;
                gap: var(--space-2);
            }

            & .progress-bar {
                height: 12px;
            }

            & .progress-text {
                font-size: var(--font-size-sm);
                text-align: center;
            }
        }

        & .inspection-section {
            margin-bottom: var(--space-4);

            & .section-header {
                padding: var(--space-4);

                & h3 {
                    font-size: var(--font-size-base);
                    gap: var(--space-2);

                    & svg {
                        width: 24px;
                        height: 24px;
                    }
                }

                & .section-progress {
                    font-size: var(--font-size-sm);
                    padding: var(--space-1) var(--space-2);
                    background: var(--dark-100);
                }

                & .section-toggle {
                    width: 24px;
                    height: 24px;
                }
            }

            & .section-content {
                grid-template-columns: 1fr;
                gap: var(--space-3);
                padding: var(--space-4);
            }
        }

        & .checkbox-card {
            padding: var(--space-4);
            min-height: 56px;

            & input[type="checkbox"] {
                width: 28px;
                height: 28px;
                min-width: 28px;
            }

            & label {
                font-size: var(--font-size-base);
                line-height: 1.4;
            }
        }

        & .form-actions {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            padding: var(--space-4);
            margin: 0;
            border-radius: 0;
            box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
            z-index: var(--z-fixed);
            flex-direction: column;
            gap: var(--space-3);

            & .btn {
                width: 100%;
                padding: var(--space-4);
                font-size: var(--font-size-lg);
            }
        }
    }

    /* Add padding at bottom of form to account for fixed buttons */
    .inspection-form {
        padding-bottom: 140px;
    }

    /* Mobile form inputs */
    .form-control, .form-select {
        padding: var(--space-4);
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: 48px;
    }

    /* Larger touch targets for file upload */
    .dropzone {
        padding: var(--space-6) var(--space-4);

        & .dropzone-icon {
            width: 56px;
            height: 56px;
        }

        & h4 {
            font-size: var(--font-size-lg);
        }

        & p {
            font-size: var(--font-size-base);
        }
    }

    /* Better mobile document list */
    .documents-list {
        & .document-item {
            padding: var(--space-4);

            & .file-name {
                font-size: var(--font-size-base);
            }

            & .btn-icon {
                width: 44px;
                height: 44px;
            }
        }
    }

    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

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

    .toast-container {
        left: var(--space-4);
        right: var(--space-4);
        top: var(--space-4);
        bottom: auto;
    }

    .toast {
        min-width: auto;
        max-width: none;
    }

    .notice {
        left: var(--space-4);
        right: var(--space-4);
        top: var(--space-4);
        bottom: auto;
    }

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

/* ==========================================================================
   Rich Form Layout
   ========================================================================== */

.rich-form-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-8);
    align-items: start;
}

.rich-form-main {
    min-width: 0;
}

.rich-form-sidebar {
    position: sticky;
    top: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

/* Form Sections */
.form-section {
    margin-bottom: var(--space-8);

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

.form-section-title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--dark-200);

    & h4 {
        margin: 0;
        color: var(--dark);
        font-size: var(--font-size-lg);
    }

    & .section-icon {
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--color-primary-50);
        color: var(--color-primary);
        border-radius: var(--border-radius);

        & svg {
            width: 18px;
            height: 18px;
        }
    }
}

/* Form Grid */
.form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.form-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

/* Sidebar Accordion */
.sidebar-accordion {
    border: 1px solid var(--dark-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: var(--light);
}

.accordion-item {
    border-bottom: 1px solid var(--dark-200);

    &:last-child {
        border-bottom: none;
    }
}

.accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    background: var(--dark-50);
    cursor: pointer;
    transition: background var(--transition-fast);

    &:hover {
        background: var(--dark-100);
    }

    &.active {
        background: var(--color-primary-50);

        & .accordion-icon {
            color: var(--color-primary);
        }
    }

    & h5 {
        margin: 0;
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-semibold);
        color: var(--dark-700);
    }

    & .accordion-toggle {
        width: 20px;
        height: 20px;
        transition: transform var(--transition-fast);
    }

    &.expanded .accordion-toggle {
        transform: rotate(180deg);
    }
}

.accordion-content {
    padding: var(--space-4) var(--space-5);
    background: var(--light);

    &.collapsed {
        display: none;
    }
}

/* Document List in Accordion */
.document-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.document-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--dark-50);
    border: 1px solid var(--dark-200);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);

    &:hover {
        background: var(--dark-100);
        border-color: var(--dark-300);
        transform: translateX(2px);
    }

    & .document-icon {
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: var(--light);
        border-radius: var(--border-radius);
    }

    & .document-info {
        flex: 1;
        min-width: 0;
        display: flex;
        flex-direction: column;
        gap: var(--space-1);

        & .document-name {
            font-size: var(--font-size-sm);
            font-weight: var(--font-weight-medium);
            color: var(--dark-700);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        & .document-size {
            font-size: var(--font-size-xs);
            color: var(--dark-500);
        }
    }

    & .document-actions {
        flex-shrink: 0;
        color: var(--dark-400);
        transition: color var(--transition-fast);
    }

    &:hover .document-actions {
        color: var(--color-primary);
    }
}

/* Document Preview Modal */
.document-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    padding: var(--space-6);

    &.active {
        display: flex;
    }

    & .document-modal-content {
        background: var(--light);
        border-radius: var(--border-radius-lg);
        max-width: 90vw;
        max-height: 90vh;
        width: 800px;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        box-shadow: var(--shadow-xl);
    }

    & .document-modal-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-4) var(--space-5);
        border-bottom: 1px solid var(--dark-200);
        background: var(--dark-50);

        & h4 {
            margin: 0;
            font-size: var(--font-size-lg);
            font-weight: var(--font-weight-semibold);
            color: var(--dark-700);
            display: flex;
            align-items: center;
            gap: var(--space-3);
        }

        & .document-modal-close {
            background: none;
            border: none;
            padding: var(--space-2);
            cursor: pointer;
            color: var(--dark-500);
            border-radius: var(--border-radius);
            transition: all var(--transition-fast);

            &:hover {
                background: var(--dark-200);
                color: var(--dark-700);
            }
        }
    }

    & .document-modal-body {
        flex: 1;
        overflow: auto;
        padding: var(--space-4);
        background: var(--dark-100);
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 400px;

        & img {
            max-width: 100%;
            max-height: 70vh;
            object-fit: contain;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
        }

        & iframe {
            width: 100%;
            height: 70vh;
            border: none;
            border-radius: var(--border-radius);
            background: var(--light);
        }

        & .document-preview-placeholder {
            text-align: center;
            color: var(--dark-500);

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

            & p {
                margin: 0;
            }
        }
    }

    & .document-modal-footer {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: var(--space-3);
        padding: var(--space-4) var(--space-5);
        border-top: 1px solid var(--dark-200);
        background: var(--light);
    }
}

/* Vehicle Summary Card */
.vehicle-summary-card {
    text-align: center;
    padding: var(--space-6);

    & .vehicle-avatar {
        width: 80px;
        height: 80px;
        margin: 0 auto var(--space-4);
        background: var(--color-primary);
        color: white;
        border-radius: var(--border-radius-xl);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: var(--font-size-3xl);
        font-weight: var(--font-weight-bold);
    }

    & h3 {
        margin: 0 0 var(--space-2);
        font-size: var(--font-size-xl);
    }

    & .vehicle-meta {
        color: var(--dark-500);
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-4);
    }

    & .vehicle-status {
        display: inline-flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-4);
        border-radius: var(--border-radius-full);
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-medium);

        &.active {
            background: var(--success-light);
            color: var(--success);
        }

        &.retired {
            background: var(--error-light);
            color: var(--error);
        }
    }
}

/* History Timeline */
.history-timeline {
    position: relative;
    padding-left: var(--space-6);

    &::before {
        content: '';
        position: absolute;
        left: 8px;
        top: 0;
        bottom: 0;
        width: 2px;
        background: var(--dark-200);
    }
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-4);
    margin-bottom: var(--space-4);

    &:last-child {
        padding-bottom: 0;
        margin-bottom: 0;
    }

    &::before {
        content: '';
        position: absolute;
        left: -22px;
        top: 2px;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: var(--dark-300);
        border: 2px solid var(--light);
    }

    &.inspection::before {
        background: var(--color-primary);
    }

    &.maintenance::before {
        background: var(--warning);
    }

    &.retired::before {
        background: var(--error);
    }

    & .timeline-date {
        font-size: var(--font-size-xs);
        color: var(--dark-400);
        margin-bottom: var(--space-1);
    }

    & .timeline-title {
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-medium);
        color: var(--dark-700);
        margin-bottom: var(--space-1);
    }

    & .timeline-detail {
        font-size: var(--font-size-xs);
        color: var(--dark-500);
    }
}

/* Rich Form Specific Styles */
.rich-form {
    & .form-section {
        animation: fadeIn 0.3s ease-out;
    }

    & .form-actions {
        margin-top: var(--space-8);
    }
}

/* Checkbox Card for Status */
.checkbox-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-5);
    background: var(--light);
    border: 2px solid var(--dark-200);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);

    &:hover {
        border-color: var(--color-primary-300);
        background: var(--color-primary-50);
    }

    &.checked {
        border-color: var(--color-primary);
        background: var(--color-primary-50);
    }

    & input[type="checkbox"] {
        width: 20px;
        height: 20px;
        margin-top: 2px;
        accent-color: var(--color-primary);
        cursor: pointer;
    }

    & label {
        margin: 0;
        cursor: pointer;
        flex: 1;

        & strong {
            display: block;
            margin-bottom: var(--space-1);
            color: var(--dark);
        }
    }
}

/* Documents List */
.documents-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.document-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: var(--dark-50);
    border: 1px solid var(--dark-200);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);

    &:hover {
        border-color: var(--dark-300);
        box-shadow: var(--shadow-sm);
    }

    & .document-info {
        display: flex;
        align-items: center;
        gap: var(--space-3);

        & svg {
            color: var(--dark-400);
            flex-shrink: 0;
        }

        & .file-name {
            font-size: var(--font-size-sm);
            color: var(--dark-700);
            font-weight: var(--font-weight-medium);
        }
    }
}

/* Form Select */
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--dark);
    background-color: var(--light);
    border: 1px solid var(--dark-300);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;

    &:hover {
        border-color: var(--dark-400);
    }

    &:focus {
        outline: none;
        border-color: var(--color-primary);
        box-shadow: 0 0 0 3px var(--color-primary-200);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .rich-form-container {
        grid-template-columns: 1fr;
    }

    .rich-form-sidebar {
        position: static;
        order: -1;
    }

    .form-grid-2,
    .form-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .mobile-header,
    .btn,
    .table-actions,
    nav.pagination {
        display: none !important;
    }

    .admin {
        display: block;
    }

    .admin-content {
        padding: 0;
        height: auto;
        overflow: visible;
    }

    table {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Utility Classes */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

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