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

/* ===== CSS Variables ===== */
:root {
    --color-primary: #1a73b5;
    --color-primary-hover: #155d94;
    --color-primary-light: #e8f4fd;
    --color-accent: #2db5c0;
    --color-accent-light: #e6f7f8;
    --gradient-brand: linear-gradient(135deg, #1a73b5, #2db5c0);
    --color-bg: #f7f8fa;
    --color-surface: #ffffff;
    --color-text: #1a202c;
    --color-text-secondary: #64748b;
    --color-border: #e2e8f0;
    --color-surface-alt: #f1f5f9;
    --color-error: #dc2626;
    --color-error-bg: #fef2f2;
    --color-error-border: #fca5a5;
    --color-success: #16a34a;
    --color-success-bg: #f0fdf4;
    --color-success-border: #86efac;
    --color-open: #16a34a;
    --color-open-bg: #f0fdf4;
    --color-closed: #dc2626;
    --color-closed-bg: #fef2f2;
    --color-status-pending: #d97706;
    --color-status-pending-bg: #fef3c7;
    --color-status-in-progress: #2563eb;
    --color-status-in-progress-bg: #dbeafe;
    --color-status-paused: #dddddd;
    --color-status-paused-bg: #fafafa;
    --color-status-rejected: #dc2626;
    --color-status-rejected-bg: #fef2f2;
    --color-status-resolved: #16a34a;
    --color-status-resolved-bg: #dcfce7;
    --color-focus-ring: #2db5c0;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color-scheme: light;
    --color-btn-text-light: #ffffff;
    --color-secondary-bg: #edf2f7;
    --color-secondary-hover: #e2e8f0;
    --color-danger-hover: #b91c1c;
    --color-primary-shadow: rgba(26, 115, 181, 0.2);
    --color-focus-shadow: rgba(26, 115, 181, 0.15);
    --color-table-stripe: rgba(241, 245, 249, 0.5);
    --color-modal-overlay: rgba(15, 23, 42, 0.5);
    --color-login-wash-start: rgba(26, 115, 181, 0.04);
    --color-login-wash-end: rgba(45, 181, 192, 0.04);
    --color-initial-comment-border: rgba(26, 115, 181, 0.3);
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
    --color-primary: #3b9ede;
    --color-primary-hover: #2a8bc9;
    --color-primary-light: #1a2f42;
    --color-accent: #3ec8d3;
    --color-accent-light: #1a3338;
    --gradient-brand: linear-gradient(135deg, #3b9ede, #3ec8d3);
    --color-bg: #0f1419;
    --color-surface: #1a2028;
    --color-text: #e2e8f0;
    --color-text-secondary: #94a3b8;
    --color-border: #2d3748;
    --color-surface-alt: #222b35;
    --color-error: #f87171;
    --color-error-bg: #3b1a1a;
    --color-error-border: #7f1d1d;
    --color-success: #4ade80;
    --color-success-bg: #1a3b26;
    --color-success-border: #166534;
    --color-open: #4ade80;
    --color-open-bg: #1a3b26;
    --color-closed: #f87171;
    --color-closed-bg: #3b1a1a;
    --color-status-pending: #fbbf24;
    --color-status-pending-bg: #3b2f10;
    --color-status-in-progress: #60a5fa;
    --color-status-in-progress-bg: #1a2a4a;
    --color-status-paused: #5e5e5e;
    --color-status-paused-bg: #252525;
    --color-status-rejected: #f87171;
    --color-status-rejected-bg: #3b1a1a;
    --color-status-resolved: #4ade80;
    --color-status-resolved-bg: #1a3b26;
    --color-focus-ring: #3ec8d3;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3), 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4), 0 4px 10px rgba(0, 0, 0, 0.3);
    color-scheme: dark;
    --color-btn-text-light: #ffffff;
    --color-secondary-bg: #2d3748;
    --color-secondary-hover: #3a4556;
    --color-danger-hover: #ef4444;
    --color-primary-shadow: rgba(59, 158, 222, 0.25);
    --color-focus-shadow: rgba(59, 158, 222, 0.2);
    --color-table-stripe: rgba(34, 43, 53, 0.5);
    --color-modal-overlay: rgba(0, 0, 0, 0.7);
    --color-login-wash-start: rgba(59, 158, 222, 0.06);
    --color-login-wash-end: rgba(62, 200, 211, 0.06);
    --color-initial-comment-border: rgba(59, 158, 222, 0.3);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-primary: #3b9ede;
        --color-primary-hover: #2a8bc9;
        --color-primary-light: #1a2f42;
        --color-accent: #3ec8d3;
        --color-accent-light: #1a3338;
        --gradient-brand: linear-gradient(135deg, #3b9ede, #3ec8d3);
        --color-bg: #0f1419;
        --color-surface: #1a2028;
        --color-text: #e2e8f0;
        --color-text-secondary: #94a3b8;
        --color-border: #2d3748;
        --color-surface-alt: #222b35;
        --color-error: #f87171;
        --color-error-bg: #3b1a1a;
        --color-error-border: #7f1d1d;
        --color-success: #4ade80;
        --color-success-bg: #1a3b26;
        --color-success-border: #166534;
        --color-open: #4ade80;
        --color-open-bg: #1a3b26;
        --color-closed: #f87171;
        --color-closed-bg: #3b1a1a;
        --color-status-pending: #fbbf24;
        --color-status-pending-bg: #3b2f10;
        --color-status-in-progress: #60a5fa;
        --color-status-in-progress-bg: #1a2a4a;
        --color-status-paused: #5e5e5e;
        --color-status-paused-bg: #252525;
        --color-status-rejected: #f87171;
        --color-status-rejected-bg: #3b1a1a;
        --color-status-resolved: #4ade80;
        --color-status-resolved-bg: #1a3b26;
        --color-focus-ring: #3ec8d3;
        --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
        --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3), 0 2px 4px rgba(0, 0, 0, 0.2);
        --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4), 0 4px 10px rgba(0, 0, 0, 0.3);
        color-scheme: dark;
        --color-btn-text-light: #ffffff;
        --color-secondary-bg: #2d3748;
        --color-secondary-hover: #3a4556;
        --color-danger-hover: #ef4444;
        --color-primary-shadow: rgba(59, 158, 222, 0.25);
        --color-focus-shadow: rgba(59, 158, 222, 0.2);
        --color-table-stripe: rgba(34, 43, 53, 0.5);
        --color-modal-overlay: rgba(0, 0, 0, 0.7);
        --color-login-wash-start: rgba(59, 158, 222, 0.06);
        --color-login-wash-end: rgba(62, 200, 211, 0.06);
        --color-initial-comment-border: rgba(59, 158, 222, 0.3);
    }
}

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

/* ===== Typography ===== */
html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4 {
    line-height: 1.25;
    color: var(--color-text);
}

h1 { font-size: 1.75rem; font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: 1.4rem; font-weight: 600; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; font-weight: 600; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.15s;
}

a:hover {
    text-decoration: underline;
}

/* ===== Layout ===== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ===== Navbar ===== */
.navbar {
    background-color: var(--color-surface);
    color: var(--color-text);
    box-shadow: var(--shadow);
    border-bottom: 2px solid;
    border-image: var(--gradient-brand) 1;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    min-height: 56px;
    gap: 1.5rem;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand:hover {
    text-decoration: none;
    color: var(--color-primary);
}

.navbar-logo {
    height: 28px;
    width: auto;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: auto;
}

.navbar-link {
    color: var(--color-text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: background-color 0.15s, color 0.15s;
}

.navbar-link:hover {
    background-color: var(--color-primary-light);
    text-decoration: none;
    color: var(--color-primary);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 0.75rem;
    padding-left: 0.75rem;
    border-left: 1px solid var(--color-border);
}

.navbar-username {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

/* ===== Dropdown ===== */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    transition: background-color 0.15s, color 0.15s;
}

.dropdown-toggle:hover,
.dropdown:focus-within .dropdown-toggle {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.dropdown-arrow {
    font-size: 0.65rem;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    min-width: 180px;
    padding: 0.35rem 0;
    z-index: 200;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--color-text);
    font-size: 0.9rem;
    transition: background-color 0.1s;
}

.dropdown-item:hover {
    background-color: var(--color-primary-light);
    text-decoration: none;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-family: inherit;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background-color 0.15s, box-shadow 0.15s;
    line-height: 1.4;
    letter-spacing: 0.01em;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-btn-text-light);
    box-shadow: 0 1px 2px var(--color-primary-shadow);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
}

.btn-secondary {
    background-color: var(--color-secondary-bg);
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-secondary-hover);
}

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

.btn-danger:hover:not(:disabled) {
    background-color: var(--color-danger-hover);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

.btn-block {
    width: 100%;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.btn-logout:hover {
    background: var(--color-error-bg);
    color: var(--color-error);
    border-color: var(--color-error-border);
}

.logout-form {
    display: inline;
}

.logout-form-mobile {
    display: none;
}

/* ===== Focus Visible ===== */
.btn:focus-visible,
.btn-logout:focus-visible,
.navbar-link:focus-visible,
.dropdown-toggle:focus-visible,
.dropdown-item:focus-visible,
.filter-tab:focus-visible,
.clickable-row:focus-visible,
.modal-close:focus-visible {
    outline: 2px solid var(--color-focus-ring);
    outline-offset: 2px;
}

/* ===== Skip Link ===== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--color-primary);
    color: var(--color-btn-text-light);
    padding: 0.5rem 1rem;
    z-index: 1000;
    font-size: 0.9rem;
    border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus {
    top: 0;
    outline: 2px solid var(--color-focus-ring);
    outline-offset: 2px;
    text-decoration: none;
    color: var(--color-btn-text-light);
}

/* ===== Screen Reader Only ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== Login Page ===== */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-login-wash-start), var(--color-login-wash-end)), var(--color-bg);
}

.login-container {
    background: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.login-logo {
    text-align: center;
    margin-bottom: 1.5rem;
}

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

.login-container h1 {
    text-align: center;
    margin-bottom: 1.75rem;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* ===== Forms ===== */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea,
td input:not([type="checkbox"]),
td select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
    background-color: var(--color-surface);
    color: var(--color-text);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
    font-size: 0.95rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
td input:focus,
td select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-focus-shadow);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ===== Checkboxes ===== */
input[type="checkbox"] {
    width: 1.15em;
    height: 1.15em;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
}

/* ===== Messages ===== */
.error-message {
    background-color: var(--color-error-bg);
    color: var(--color-error);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    text-align: center;
    border: none;
    border-left: 3px solid var(--color-error);
    font-size: 0.9rem;
}

.success-message {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    text-align: center;
    border: none;
    border-left: 3px solid var(--color-success);
    font-size: 0.9rem;
}

/* ===== Dashboard ===== */
.dashboard {
    text-align: center;
    padding-top: 2rem;
}

.dashboard h1 {
    margin-bottom: 0.5rem;
}

.dashboard-subtitle {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
    max-width: 850px;
    margin: 0 auto;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    text-align: left;
    transition: box-shadow 0.15s, transform 0.15s;
    color: var(--color-text);
    display: block;
    border-left: 4px solid var(--color-primary);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    text-decoration: none;
}

.card-tickets {
    border-left-color: var(--color-primary);
}

.card-new-ticket {
    border-left-color: var(--color-accent);
}

.card-admin {
    border-left-color: var(--color-status-pending);
}

.card h3 {
    margin-bottom: 0.4rem;
    color: var(--color-text);
}

.card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ===== Tables ===== */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

thead {
    background-color: var(--color-surface-alt);
}

th {
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    border-bottom: 2px solid var(--color-border);
}

td {
    padding: 0.875rem 1rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

tbody tr {
    transition: background-color 0.1s;
}

tbody tr:nth-child(even) {
    background-color: var(--color-table-stripe);
}

tbody tr:hover {
    background-color: var(--color-primary-light);
}

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

td input:not([type="checkbox"]),
td select {
    font-size: 0.9rem;
    box-sizing: border-box;
}

/* ===== Clickable Rows ===== */
.clickable-row {
    cursor: pointer;
}

tbody tr.clickable-row:hover {
    background-color: var(--color-primary-light);
}

/* ===== Badges ===== */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge-open {
    color: var(--color-text);
}

.badge-closed {
    color: var(--color-text);
}

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

.badge-status-pending {
    background-color: var(--color-status-pending-bg);
    color: var(--color-status-pending);
}

.badge-status-in-progress {
    background-color: var(--color-status-in-progress-bg);
    color: var(--color-status-in-progress);
}

.badge-status-paused {
    background-color: var(--color-status-paused-bg);
    color: var(--color-status-paused);
}

.badge-status-rejected {
    background-color: var(--color-status-rejected-bg);
    color: var(--color-status-rejected);
}

.badge-status-resolved {
    background-color: var(--color-status-resolved-bg);
    color: var(--color-status-resolved);
}

/* ===== Page Header ===== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
    margin: 0;
}

/* ===== Filters ===== */
.filter-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.25rem;
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0;
}

.filter-tab {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
    font-family: inherit;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s, background-color 0.15s;
    border-radius: var(--radius) var(--radius) 0 0;
}

.filter-tab:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.filter-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

/* ===== HTMX Indicator ===== */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
    display: inline-block;
}

.htmx-request .btn::after,
.htmx-request.btn::after {
    content: " ...";
}

/* Loading state: fade table containers during HTMX requests */
.htmx-request .table-container,
.htmx-request.table-container {
    opacity: 0.5;
    transition: opacity 200ms;
    pointer-events: none;
}

/* Loading cursor during HTMX requests */
.htmx-request,
.htmx-request * {
    cursor: wait !important;
}

/* ===== Panel ===== */
.panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow);
}

.panel h2 {
    margin-bottom: 1rem;
}

/* ===== Admin Forms ===== */
.form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 150px;
    margin-bottom: 0;
}

.form-row .form-group-action {
    flex: 0 0 auto;
    padding-bottom: 0;
}

/* ===== Row States ===== */
.row-inactive {
    opacity: 0.6;
}

.row-inactive:hover {
    opacity: 0.8;
}

/* ===== Actions ===== */
.actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: nowrap;
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-secondary); }
.text-sm { font-size: 0.85rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* ===== Modal ===== */
@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-modal-overlay);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: modalFadeIn 0.15s ease-out;
    backdrop-filter: blur(2px);
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 0;
    animation: modalSlideIn 0.2s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-alt);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.2rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--color-text-secondary);
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: background-color 0.15s, color 0.15s;
}

.modal-close:hover {
    background-color: var(--color-error-bg);
    color: var(--color-error);
}

.modal-body {
    padding: 1.5rem;
}

/* ===== Ticket Detail ===== */
.ticket-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1.5rem;
    margin-bottom: 1.5rem;
}

.ticket-info dt {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.ticket-info dd {
    margin: 0 0 0.25rem;
}

.comment-item {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
}

.comment-item.comment-initial {
    background: var(--color-primary-light);
    border-color: var(--color-initial-comment-border);
    border-left: 3px solid var(--color-primary);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.comment-body {
    white-space: pre-wrap;
    word-break: break-word;
}

.ticket-closed-notice {
    color: var(--color-text-secondary);
    font-style: italic;
    text-align: center;
    padding: 0.75rem;
}

/* ===== Audit Log ===== */
.audit-log-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.audit-log-entry {
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface-alt);
    border-left: 3px solid var(--color-accent);
}

.audit-log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.audit-log-details {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.audit-log-values {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.audit-log-arrow {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
}

/* ===== Theme Toggle ===== */
.btn-theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: background-color 0.15s, color 0.15s, border-color 0.15s;
    flex-shrink: 0;
}

.btn-theme-toggle:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-theme-toggle-float {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 100;
    background-color: var(--color-surface);
    box-shadow: var(--shadow-md);
}

/* Smooth color transitions on explicit theme toggle (not on page load) */
html.theme-transition,
html.theme-transition *,
html.theme-transition *::before,
html.theme-transition *::after {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease !important;
}

/* Logo brightness adjustments for dark mode */
[data-theme="dark"] .login-logo-img {
    filter: brightness(1.3) saturate(1.1);
}

[data-theme="dark"] .navbar-logo {
    filter: brightness(1.2);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .login-logo-img {
        filter: brightness(1.3) saturate(1.1);
    }
    :root:not([data-theme="light"]) .navbar-logo {
        filter: brightness(1.2);
    }
}

/* ===== Responsive: Tablet ===== */
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }

    .logout-form-mobile {
        display: block;
        margin-left: auto;
    }

    .container {
        padding: 1rem;
    }

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

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    table {
        font-size: 0.85rem;
    }

    .actions {
        flex-direction: column;
        gap: 0.25rem;
    }

    .modal-content {
        width: 95%;
        max-width: none;
        margin: 1rem;
        max-height: calc(100vh - 2rem);
    }

    .ticket-info {
        grid-template-columns: 1fr;
    }

    .navbar-logo {
        height: 24px;
    }
}

/* ===== Responsive: Mobile ===== */
@media (max-width: 480px) {
    .panel {
        padding: 1rem;
    }

    h1 {
        font-size: 1.3rem;
    }

    .btn {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }

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

    .modal-content {
        margin: 0.5rem;
        max-height: calc(100vh - 1rem);
    }

    .login-logo-img {
        max-width: 160px;
    }
}