/* ============================================
   Lemma Service - Enhanced Modern Design
   Beautiful, Comfortable & Fully Responsive
   ============================================ */

/* ===== CSS Variables ===== */
:root {
    /* Primary Colors - Modern Blue/Indigo Palette */
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --primary-dark: #3730a3;
    
    /* Secondary & Accent Colors */
    --secondary-color: #64748b;
    --secondary-hover: #475569;
    --accent-color: #8b5cf6;
    --accent-hover: #7c3aed;
    
    /* Status Colors */
    --success-color: #10b981;
    --success-light: #d1fae5;
    --success-dark: #065f46;
    --warning-color: #f59e0b;
    --warning-light: #fef3c7;
    --warning-dark: #92400e;
    --danger-color: #ef4444;
    --danger-light: #fee2e2;
    --danger-dark: #991b1b;
    --info-color: #3b82f6;
    --info-light: #dbeafe;
    --info-dark: #1e40af;

    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-hover: #e2e8f0;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-disabled: #cbd5e1;

    /* Shadows - Enhanced for depth */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px -1px rgba(0, 0, 0, 0.06), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -2px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

    /* Spacing Scale */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, Monaco, Consolas, monospace;
    --font-heading: "Inter", var(--font-sans);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Layout */
    --header-height: 4rem;
    --max-width: 1280px;
    --max-width-narrow: 800px;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-hover: #475569;
        --border-color: #334155;
        --border-hover: #475569;
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-muted: #94a3b8;
        --text-disabled: #64748b;
        --primary-light: #1e1b4b;
        --success-light: #064e3b;
        --warning-light: #78350f;
        --danger-light: #7f1d1d;
        --info-light: #1e3a8a;
    }
}

/* ===== Base Reset & Styles ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #fefefe 100%);
    min-height: 100vh;
}

@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #0a0e1a 0%, var(--bg-secondary) 100%);
    }
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    letter-spacing: -0.025em;
    margin-bottom: var(--spacing-lg);
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xl);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--text-primary);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.8;
}

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



strong {
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== Site Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

@media (prefers-color-scheme: dark) {
    .site-header {
        background: rgba(15, 23, 42, 0.95);
    }
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) max(var(--spacing-xl), calc((100vw - var(--max-width)) / 2));
    gap: var(--spacing-xl);
    min-height: var(--header-height);
}

.brand {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.brand a {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: transform var(--transition-fast);
    display: inline-block;
}

.brand a:hover {
    transform: scale(1.05);
}

.site-nav {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.site-nav a {
    position: relative;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    font-size: 0.9375rem;
}

.site-nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: calc(100% - var(--spacing-lg));
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

.site-nav a:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.site-nav a:hover::before {
    transform: translateX(-50%) scaleX(1);
}

.header-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.header-meta .user {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-light) 0%, #e0e7ff 100%);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

/* ===== Container ===== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-xl);
}

/* ===== Cards ===== */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--border-hover);
}

.card:hover::before {
    opacity: 1;
}

/* ===== Messages ===== */
.messages {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.message {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    animation: slideInDown var(--transition-slow) ease-out;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid;
    font-size: 0.9375rem;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message::before {
    content: '';
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
}

.message.success {
    background-color: var(--success-light);
    color: var(--success-dark);
    border-left-color: var(--success-color);
}

.message.error {
    background-color: var(--danger-light);
    color: var(--danger-dark);
    border-left-color: var(--danger-color);
}

.message.warning {
    background-color: var(--warning-light);
    color: var(--warning-dark);
    border-left-color: var(--warning-color);
}

.message.info {
    background-color: var(--info-light);
    color: var(--info-dark);
    border-left-color: var(--info-color);
}

/* ===== Buttons ===== */
.button,
button[type="submit"],
input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.button::before,
button[type="submit"]::before,
input[type="submit"]::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width var(--transition-base), height var(--transition-base);
}

.button:hover::before,
button[type="submit"]:hover::before,
input[type="submit"]:hover::before {
    width: 300px;
    height: 300px;
}

.button:hover,
button[type="submit"]:hover,
input[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.button:active,
button[type="submit"]:active,
input[type="submit"]:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.button.secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.button.secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-hover);
}

.button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== Actions ===== */
.actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.actions a {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.actions a:hover {
    
    
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

/* ===== Forms ===== */
.form-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-grid p {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: 0;
}

.form-grid label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.form-grid input[type="text"],
.form-grid input[type="email"],
.form-grid input[type="password"],
.form-grid input[type="file"],
.form-grid textarea,
.form-grid select {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    outline: none;
}

.form-grid input[type="text"]:focus,
.form-grid input[type="email"]:focus,
.form-grid input[type="password"]:focus,
.form-grid textarea:focus,
.form-grid select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-grid input[type="file"] {
    padding: var(--spacing-sm);
    cursor: pointer;
}

.form-grid textarea {
    min-height: 120px;
    resize: vertical;
}

.form-grid .errorlist {
    list-style: none;
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.form-grid .errorlist li {
    padding: var(--spacing-xs) 0;
}

.form-grid .helptext {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

/* ===== Search Bar ===== */
.search-bar {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    align-items: center;
    flex-wrap: wrap;
}

.search-bar input[type="text"] {
    flex: 1;
    min-width: 280px;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    outline: none;
}

.search-bar input[type="text"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-bar input[type="text"]::placeholder {
    color: var(--text-muted);
}

/* ===== Tables ===== */
.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
}

.table thead {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-hover) 100%);
}

.table thead tr {
    border-bottom: 2px solid var(--border-color);
}

.table th {
    padding: var(--spacing-lg) var(--spacing-xl);
    text-align: left;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table th a {
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
}

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

.table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background-color: var(--bg-tertiary);
}

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

.table td {
    padding: var(--spacing-lg) var(--spacing-xl);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.table td strong {
    color: var(--text-primary);
}

.table tbody tr.highlight {
    background: linear-gradient(135deg, var(--primary-light) 0%, #e0e7ff 100%);
}

.table tbody tr.highlight:hover {
    background: linear-gradient(135deg, #ddd6fe 0%, var(--primary-light) 100%);
}

.table td.actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.table td.actions a {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.table td.actions a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-lg) 0;
}

.pagination a {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-weight: 600;
    transition: all var(--transition-base);
    font-size: 0.9375rem;
}

.pagination a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pagination span {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
}

/* ===== Notifications Panel ===== */
.notifications {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 380px;
    max-height: 600px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    z-index: 2000;
    animation: slideInRight var(--transition-slow) ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.notifications h4 {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-hover) 100%);
    border-bottom: 1px solid var(--border-color);
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.notifications ul {
    list-style: none;
    max-height: 500px;
    overflow-y: auto;
    overflow-x: hidden;
}

.notifications ul::-webkit-scrollbar {
    width: 8px;
}

.notifications ul::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.notifications ul::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

.notifications ul::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

.notifications li {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    animation: fadeInUp var(--transition-base) ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.notifications li:hover {
    background-color: var(--bg-tertiary);
}

.notifications li:last-child {
    border-bottom: none;
}

.notification-empty {
    padding: var(--spacing-2xl);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.notification-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.notification-timestamp {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ===== File Content Display ===== */
.file-content {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.8;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-primary);
    box-shadow: var(--shadow-inner);
}

/* ===== Loading Spinner ===== */
.loading {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }

    .container {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    .card {
        padding: var(--spacing-xl);
    }

    .notifications {
        width: 340px;
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .site-header {
        padding: var(--spacing-md) var(--spacing-lg);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .brand {
        font-size: 1.25rem;
    }

    .site-nav {
        width: 100%;
        justify-content: flex-start;
        gap: var(--spacing-xs);
        overflow-x: auto;
        padding-bottom: var(--spacing-xs);
    }

    .site-nav a {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.875rem;
    }

    .header-meta {
        width: 100%;
        justify-content: space-between;
    }

    .container {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .card {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
        border-radius: var(--radius-lg);
    }

    h1 {
        font-size: 2rem;
        margin-bottom: var(--spacing-lg);
    }

    h2 {
        font-size: 1.5rem;
    }

    .table {
        font-size: 0.875rem;
        display: block;
        overflow-x: auto;
    }

    .table th,
    .table td {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .search-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-bar input[type="text"] {
        min-width: 100%;
    }

    .notifications {
        width: calc(100vw - var(--spacing-xl));
        max-width: 380px;
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        left: var(--spacing-md);
        margin: 0 auto;
    }

    .actions {
        flex-direction: column;
    }

    .actions a,
    .button {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .table td.actions {
        flex-direction: column;
    }

    .table td.actions a {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .pagination {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .badge {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .header-meta .user {
        font-size: 0.875rem;
    }
}

/* ===== Utility Classes ===== */
.text-center {
    text-align: center;
}

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

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

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

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

/* ===== Scrollbar Styling ===== */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-secondary);
}

*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

*::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-secondary);
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* ===== Focus Visible ===== */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== Selection ===== */
::selection {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

/* ===== Print Styles ===== */
@media print {
    .site-header,
    .notifications,
    .button,
    .actions,
    .pagination,
    .search-bar,
    .site-nav,
    .header-meta {
        display: none !important;
    }

    body {
        background: white;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }

    .table {
        box-shadow: none;
    }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== High Contrast Mode ===== */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000;
        --text-muted: #333;
    }

    .card {
        border-width: 2px;
    }

    .button {
        border: 2px solid currentColor;
    }
}