/**
 * AIHotelTools Theme - Main Stylesheet
 *
 * @package AIHotelTools
 * @since 1.0.0
 */

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

body {
    font-family: var(--htai-font-sans);
    font-size: var(--htai-text-base);
    font-weight: var(--htai-font-normal);
    line-height: var(--htai-leading-normal);
    color: var(--htai-text);
    background-color: var(--htai-bg);
}

/* Headings */
h1, h2, h3, h4, h5, h6,
.htai-h1, .htai-h2, .htai-h3, .htai-h4, .htai-h5, .htai-h6 {
    font-family: var(--htai-font-sans);
    font-weight: var(--htai-font-bold);
    line-height: var(--htai-leading-tight);
    color: var(--htai-primary);
    margin-top: 0;
}

h1, .htai-h1 {
    font-size: var(--htai-text-4xl);
    margin-bottom: var(--htai-space-6);
}

h2, .htai-h2 {
    font-size: var(--htai-text-3xl);
    font-weight: var(--htai-font-semibold);
    margin-bottom: var(--htai-space-5);
}

h3, .htai-h3 {
    font-size: var(--htai-text-2xl);
    font-weight: var(--htai-font-semibold);
    color: var(--htai-text);
    margin-bottom: var(--htai-space-4);
}

h4, .htai-h4 {
    font-size: var(--htai-text-xl);
    font-weight: var(--htai-font-medium);
    color: var(--htai-text);
    margin-bottom: var(--htai-space-3);
}

h5, .htai-h5 {
    font-size: var(--htai-text-lg);
    font-weight: var(--htai-font-medium);
    color: var(--htai-text);
    margin-bottom: var(--htai-space-3);
}

h6, .htai-h6 {
    font-size: var(--htai-text-base);
    font-weight: var(--htai-font-semibold);
    color: var(--htai-text);
    margin-bottom: var(--htai-space-2);
}

/* Paragraphs */
p {
    margin-top: 0;
    margin-bottom: var(--htai-space-4);
}

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

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

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

.htai-link {
    color: var(--htai-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.htai-link:hover {
    color: var(--htai-primary-dark);
}

/* Lists */
ul, ol {
    margin: 0 0 var(--htai-space-4);
    padding-left: var(--htai-space-6);
}

li {
    margin-bottom: var(--htai-space-2);
}

/* Strong and emphasis */
strong, b {
    font-weight: var(--htai-font-semibold);
}

em, i {
    font-style: italic;
}

/* Small text */
small, .htai-text-small {
    font-size: var(--htai-text-sm);
}

/* Code */
code, kbd, pre, samp {
    font-family: var(--htai-font-mono);
    font-size: 0.9em;
}

code {
    background: var(--htai-bg-alt);
    padding: 0.125em 0.375em;
    border-radius: var(--htai-radius-sm);
}

pre {
    background: var(--htai-bg-alt);
    padding: var(--htai-space-4);
    border-radius: var(--htai-radius);
    overflow-x: auto;
    margin-bottom: var(--htai-space-4);
}

pre code {
    background: transparent;
    padding: 0;
}

/* Blockquotes */
blockquote {
    margin: 0 0 var(--htai-space-4);
    padding: var(--htai-space-4) var(--htai-space-6);
    border-left: 4px solid var(--htai-accent);
    background: var(--htai-bg-alt);
    font-style: italic;
}

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

/* Horizontal rule */
hr {
    border: none;
    border-top: 1px solid var(--htai-border);
    margin: var(--htai-space-8) 0;
}

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

/* Container */
.htai-container {
    width: 100%;
    max-width: var(--htai-container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--htai-space-4);
    padding-right: var(--htai-space-4);
}

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

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

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

/* Main content wrapper */
.htai-site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.htai-main {
    flex: 1;
    padding: var(--htai-space-8) 0;
}

/* Grid System */
.htai-grid {
    display: grid;
    gap: var(--htai-space-6);
}

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

.htai-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

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

@media (max-width: 1023px) {
    .htai-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .htai-grid-2,
    .htai-grid-3,
    .htai-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Flexbox utilities */
.htai-flex {
    display: flex;
}

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

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

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

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

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

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

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

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

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

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

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

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

.htai-btn:hover {
    text-decoration: none;
}

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

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

/* Primary Button */
.htai-btn-primary {
    background-color: var(--htai-primary);
    color: #fff;
    border-color: var(--htai-primary);
}

.htai-btn-primary:hover {
    background-color: var(--htai-primary-dark);
    border-color: var(--htai-primary-dark);
    color: #fff;
}

/* Secondary Button */
.htai-btn-secondary {
    background-color: #fff;
    color: var(--htai-primary);
    border-color: var(--htai-border);
}

.htai-btn-secondary:hover {
    background-color: var(--htai-bg-alt);
    border-color: var(--htai-primary);
    color: var(--htai-primary);
}

/* Accent Button (Gold CTA) */
.htai-btn-accent {
    background-color: var(--htai-accent);
    color: var(--htai-primary);
    border-color: var(--htai-accent);
}

.htai-btn-accent:hover {
    background-color: var(--htai-accent-dark);
    border-color: var(--htai-accent-dark);
    color: var(--htai-primary);
}

/* Danger Button */
.htai-btn-danger {
    background-color: var(--htai-danger);
    color: #fff;
    border-color: var(--htai-danger);
}

.htai-btn-danger:hover {
    background-color: #a82121;
    border-color: #a82121;
    color: #fff;
}

/* Ghost Button */
.htai-btn-ghost {
    background-color: transparent;
    color: var(--htai-text);
    border-color: transparent;
}

.htai-btn-ghost:hover {
    background-color: var(--htai-bg-alt);
    color: var(--htai-primary);
}

/* Button Sizes */
.htai-btn-sm {
    padding: var(--htai-space-2) var(--htai-space-3);
    font-size: var(--htai-text-xs);
}

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

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

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

.htai-btn-lg svg,
.htai-btn-lg i {
    width: 20px;
    height: 20px;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.htai-card {
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border-light);
    border-radius: var(--htai-radius-md);
    box-shadow: var(--htai-shadow-sm);
}

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

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

.htai-card-footer {
    padding: var(--htai-space-4) var(--htai-space-5);
    border-top: 1px solid var(--htai-border-light);
    background-color: var(--htai-bg-alt);
    border-radius: 0 0 var(--htai-radius-md) var(--htai-radius-md);
}

/* Metric Card */
.htai-metric-card {
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border-light);
    border-radius: var(--htai-radius-md);
    padding: var(--htai-space-5);
}

.htai-metric-label {
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
    margin-bottom: var(--htai-space-1);
}

.htai-metric-value {
    font-size: var(--htai-text-3xl);
    font-weight: var(--htai-font-bold);
    color: var(--htai-primary);
    line-height: 1.2;
}

.htai-metric-trend {
    font-size: var(--htai-text-sm);
    margin-top: var(--htai-space-2);
    display: flex;
    align-items: center;
    gap: var(--htai-space-1);
}

.htai-metric-trend.up {
    color: var(--htai-success);
}

.htai-metric-trend.down {
    color: var(--htai-danger);
}

/* Post Card */
.htai-post-card {
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border-light);
    border-radius: var(--htai-radius-md);
    overflow: hidden;
    transition: box-shadow var(--htai-transition-fast);
}

.htai-post-card:hover {
    box-shadow: var(--htai-shadow-md);
}

.htai-post-card .post-thumbnail {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.htai-post-card .post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--htai-transition-normal);
}

.htai-post-card:hover .post-thumbnail img {
    transform: scale(1.05);
}

.htai-post-card-content {
    padding: var(--htai-space-5);
}

.htai-post-card .entry-title {
    font-size: var(--htai-text-xl);
    margin-bottom: var(--htai-space-3);
}

.htai-post-card .entry-title a {
    color: var(--htai-text);
}

.htai-post-card .entry-title a:hover {
    color: var(--htai-primary);
    text-decoration: none;
}

.htai-post-card .entry-meta {
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
    margin-bottom: var(--htai-space-3);
}

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

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

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

.htai-label.required::after {
    content: ' *';
    color: var(--htai-danger);
}

.htai-input,
.htai-select,
.htai-textarea {
    width: 100%;
    padding: var(--htai-space-3) var(--htai-space-4);
    font-family: var(--htai-font-sans);
    font-size: var(--htai-text-base);
    color: var(--htai-text);
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border);
    border-radius: var(--htai-radius);
    transition: border-color var(--htai-transition-fast), box-shadow var(--htai-transition-fast);
}

.htai-input:focus,
.htai-select:focus,
.htai-textarea:focus {
    outline: none;
    border-color: var(--htai-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

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

.htai-input.error,
.htai-select.error,
.htai-textarea.error {
    border-color: var(--htai-danger);
}

.htai-input.error:focus,
.htai-select.error:focus,
.htai-textarea.error:focus {
    box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
}

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

.htai-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23666666' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

/* Checkbox and Radio */
.htai-checkbox,
.htai-radio {
    display: flex;
    align-items: center;
    gap: var(--htai-space-2);
    cursor: pointer;
    font-size: var(--htai-text-sm);
}

.htai-checkbox input,
.htai-radio input {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
}

/* Help and Error Text */
.htai-help-text {
    font-size: var(--htai-text-sm);
    color: var(--htai-text-light);
    margin-top: var(--htai-space-1);
}

.htai-error-text {
    font-size: var(--htai-text-sm);
    color: var(--htai-danger);
    margin-top: var(--htai-space-1);
}

/* Form Row */
.htai-form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--htai-space-4);
}

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

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

.htai-table th {
    text-align: left;
    padding: var(--htai-space-3) var(--htai-space-4);
    font-size: var(--htai-text-sm);
    font-weight: var(--htai-font-semibold);
    color: var(--htai-text-muted);
    background-color: var(--htai-bg-alt);
    border-bottom: 2px solid var(--htai-border);
}

.htai-table td {
    padding: var(--htai-space-4);
    border-bottom: 1px solid var(--htai-border-light);
    vertical-align: middle;
}

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

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

/* ==========================================================================
   Alerts
   ========================================================================== */

.htai-alert {
    display: flex;
    align-items: flex-start;
    gap: var(--htai-space-3);
    padding: var(--htai-space-4);
    border-radius: var(--htai-radius);
    border-left: 4px solid;
    margin-bottom: var(--htai-space-4);
}

.htai-alert svg,
.htai-alert i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.htai-alert-success {
    background-color: var(--htai-success-light);
    border-color: var(--htai-success);
    color: var(--htai-success);
}

.htai-alert-warning {
    background-color: var(--htai-warning-light);
    border-color: var(--htai-warning);
    color: #e65100;
}

.htai-alert-danger {
    background-color: var(--htai-danger-light);
    border-color: var(--htai-danger);
    color: var(--htai-danger);
}

.htai-alert-info {
    background-color: var(--htai-info-light);
    border-color: var(--htai-info);
    color: var(--htai-info);
}

.htai-alert strong {
    display: block;
    margin-bottom: var(--htai-space-1);
}

.htai-alert p {
    margin: 0;
    color: var(--htai-text);
}

/* ==========================================================================
   Badges
   ========================================================================== */

.htai-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--htai-space-1) var(--htai-space-2);
    font-size: var(--htai-text-xs);
    font-weight: var(--htai-font-medium);
    border-radius: var(--htai-radius-sm);
    line-height: 1;
}

.htai-badge-primary {
    background-color: var(--htai-primary);
    color: #fff;
}

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

.htai-badge-warning {
    background-color: var(--htai-warning-light);
    color: #e65100;
}

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

.htai-badge-neutral {
    background-color: var(--htai-bg-dark);
    color: var(--htai-text-muted);
}

/* ==========================================================================
   Progress Indicators
   ========================================================================== */

/* Progress Bar */
.htai-progress {
    height: 8px;
    background-color: var(--htai-bg-dark);
    border-radius: var(--htai-radius-sm);
    overflow: hidden;
}

.htai-progress-bar {
    height: 100%;
    background-color: var(--htai-primary);
    transition: width var(--htai-transition-normal);
}

/* Spinner */
.htai-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--htai-border);
    border-top-color: var(--htai-primary);
    border-radius: 50%;
    animation: htai-spin 0.8s linear infinite;
}

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

/* Loading Overlay */
.htai-loading-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

/* ==========================================================================
   Rating Display
   ========================================================================== */

.htai-rating {
    display: inline-flex;
    align-items: center;
    gap: var(--htai-space-2);
}

.htai-rating-value {
    font-size: var(--htai-text-2xl);
    font-weight: var(--htai-font-bold);
}

.htai-rating-stars {
    color: var(--htai-accent);
    font-size: var(--htai-text-lg);
}

/* Rating Colors */
.rating-excellent {
    color: #2e7d32;
}

.rating-good {
    color: #558b2f;
}

.rating-average {
    color: var(--htai-warning);
}

.rating-poor {
    color: #e65100;
}

.rating-critical {
    color: var(--htai-danger);
}

/* ==========================================================================
   Header Styles
   ========================================================================== */

.htai-site-header {
    background-color: var(--htai-bg);
    border-bottom: 1px solid var(--htai-border-light);
    z-index: 100;
}

.htai-site-header.htai-sticky {
    position: sticky;
    top: 0;
}

.htai-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: var(--htai-space-6);
}

/* Site Branding */
.htai-site-branding {
    flex-shrink: 0;
}

.htai-logo img {
    max-height: 40px;
    width: auto;
}

.htai-site-title {
    font-size: var(--htai-text-xl);
    font-weight: var(--htai-font-bold);
    color: var(--htai-primary);
}

.htai-site-title:hover {
    color: var(--htai-primary-dark);
    text-decoration: none;
}

/* Primary Navigation */
.htai-primary-nav {
    flex: 1;
    display: none;
}

@media (min-width: 1024px) {
    .htai-primary-nav {
        display: block;
    }
}

.htai-nav-menu {
    display: flex;
    align-items: center;
    gap: var(--htai-space-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.htai-nav-menu > li > a {
    display: block;
    padding: var(--htai-space-2) var(--htai-space-3);
    color: var(--htai-text);
    font-size: var(--htai-text-sm);
    font-weight: var(--htai-font-medium);
    border-radius: var(--htai-radius);
    transition: all var(--htai-transition-fast);
}

.htai-nav-menu > li > a:hover {
    background-color: var(--htai-bg-alt);
    color: var(--htai-primary);
    text-decoration: none;
}

.htai-nav-menu > li.current-menu-item > a,
.htai-nav-menu > li.current-menu-ancestor > a {
    color: var(--htai-primary);
    background-color: var(--htai-bg-alt);
}

/* Dropdown Menus */
.htai-nav-menu .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border-light);
    border-radius: var(--htai-radius);
    box-shadow: var(--htai-shadow-lg);
    padding: var(--htai-space-2);
    list-style: none;
    margin: 0;
    z-index: 100;
}

.htai-nav-menu > li {
    position: relative;
}

.htai-nav-menu > li:hover > .sub-menu {
    display: block;
}

.htai-nav-menu .sub-menu a {
    display: block;
    padding: var(--htai-space-2) var(--htai-space-3);
    color: var(--htai-text);
    font-size: var(--htai-text-sm);
    border-radius: var(--htai-radius-sm);
}

.htai-nav-menu .sub-menu a:hover {
    background-color: var(--htai-bg-alt);
    color: var(--htai-primary);
    text-decoration: none;
}

/* Header Actions */
.htai-header-actions {
    display: flex;
    align-items: center;
    gap: var(--htai-space-3);
}

/* Mobile Menu Toggle */
.htai-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .htai-menu-toggle {
        display: none;
    }
}

.htai-menu-toggle-icon {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
}

.htai-menu-toggle-icon span {
    display: block;
    height: 2px;
    background-color: var(--htai-text);
    border-radius: 1px;
    transition: all var(--htai-transition-fast);
}

.htai-menu-toggle[aria-expanded="true"] .htai-menu-toggle-icon span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.htai-menu-toggle[aria-expanded="true"] .htai-menu-toggle-icon span:nth-child(2) {
    opacity: 0;
}

.htai-menu-toggle[aria-expanded="true"] .htai-menu-toggle-icon span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Mobile Menu
   ========================================================================== */

.htai-mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--htai-transition-normal);
    z-index: 199;
}

.htai-mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.htai-mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 320px;
    background-color: var(--htai-bg);
    transform: translateX(100%);
    transition: transform var(--htai-transition-normal);
    z-index: 200;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.htai-mobile-menu.active {
    transform: translateX(0);
}

.htai-mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--htai-space-4);
    border-bottom: 1px solid var(--htai-border-light);
}

.htai-mobile-menu-brand img {
    max-height: 32px;
}

.htai-mobile-menu-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--htai-radius);
    background: transparent;
    border: none;
    cursor: pointer;
}

.htai-mobile-menu-close:hover {
    background-color: var(--htai-bg-alt);
}

.htai-mobile-menu-nav {
    flex: 1;
    padding: var(--htai-space-4);
}

.htai-mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.htai-mobile-nav-list > li > a {
    display: block;
    padding: var(--htai-space-3) var(--htai-space-4);
    color: var(--htai-text);
    font-weight: var(--htai-font-medium);
    border-radius: var(--htai-radius);
}

.htai-mobile-nav-list > li > a:hover {
    background-color: var(--htai-bg-alt);
    text-decoration: none;
}

.htai-mobile-nav-list .sub-menu {
    list-style: none;
    margin: 0;
    padding: 0 0 0 var(--htai-space-4);
    display: none;
}

.htai-mobile-nav-list .sub-menu.active {
    display: block;
}

.htai-mobile-menu-actions {
    padding: var(--htai-space-4);
    border-top: 1px solid var(--htai-border-light);
    display: flex;
    flex-direction: column;
    gap: var(--htai-space-3);
}

.htai-mobile-menu-footer {
    padding: var(--htai-space-4);
    border-top: 1px solid var(--htai-border-light);
    text-align: center;
}

.htai-mobile-social {
    display: flex;
    justify-content: center;
    gap: var(--htai-space-4);
    margin-bottom: var(--htai-space-3);
}

.htai-mobile-social a {
    color: var(--htai-text-muted);
}

.htai-mobile-social a:hover {
    color: var(--htai-primary);
}

.htai-mobile-menu-copyright {
    font-size: var(--htai-text-xs);
    color: var(--htai-text-light);
    margin: 0;
}

/* ==========================================================================
   User Menu (Header)
   ========================================================================== */

.htai-user-menu {
    position: relative;
}

.htai-user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--htai-space-2);
    padding: var(--htai-space-2);
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: var(--htai-radius);
}

.htai-user-menu-trigger:hover {
    background-color: var(--htai-bg-alt);
}

.htai-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.htai-user-name {
    font-size: var(--htai-text-sm);
    font-weight: var(--htai-font-medium);
    color: var(--htai-text);
    display: none;
}

@media (min-width: 768px) {
    .htai-user-name {
        display: block;
    }
}

.htai-user-chevron {
    width: 16px;
    height: 16px;
    color: var(--htai-text-muted);
    transition: transform var(--htai-transition-fast);
}

.htai-user-menu-trigger[aria-expanded="true"] .htai-user-chevron {
    transform: rotate(180deg);
}

.htai-user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 240px;
    background-color: var(--htai-bg);
    border: 1px solid var(--htai-border-light);
    border-radius: var(--htai-radius);
    box-shadow: var(--htai-shadow-lg);
    padding: var(--htai-space-2);
    margin-top: var(--htai-space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--htai-transition-fast);
    z-index: 100;
}

.htai-user-menu-trigger[aria-expanded="true"] + .htai-user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.htai-user-dropdown-header {
    display: flex;
    align-items: center;
    gap: var(--htai-space-3);
    padding: var(--htai-space-3);
}

.htai-user-dropdown-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.htai-user-dropdown-name {
    display: block;
    font-weight: var(--htai-font-medium);
    color: var(--htai-text);
}

.htai-user-dropdown-email {
    display: block;
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
}

.htai-dropdown-divider {
    border: none;
    border-top: 1px solid var(--htai-border-light);
    margin: var(--htai-space-2) 0;
}

.htai-user-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--htai-space-3);
    padding: var(--htai-space-2) var(--htai-space-3);
    color: var(--htai-text);
    font-size: var(--htai-text-sm);
    border-radius: var(--htai-radius-sm);
}

.htai-user-dropdown-item:hover {
    background-color: var(--htai-bg-alt);
    text-decoration: none;
}

.htai-user-dropdown-item svg,
.htai-user-dropdown-item i {
    width: 16px;
    height: 16px;
    color: var(--htai-text-muted);
}

.htai-user-dropdown-item-logout:hover {
    color: var(--htai-danger);
}

.htai-user-dropdown-item-logout:hover svg,
.htai-user-dropdown-item-logout:hover i {
    color: var(--htai-danger);
}

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

.htai-site-footer {
    background-color: var(--htai-primary);
    color: #fff;
    margin-top: auto;
}

.htai-footer-widgets {
    padding: var(--htai-space-12) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.htai-footer-widgets-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--htai-space-8);
}

@media (max-width: 1023px) {
    .htai-footer-widgets-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 639px) {
    .htai-footer-widgets-grid {
        grid-template-columns: 1fr;
    }
}

.htai-footer-widget-column .widget-title {
    color: #fff;
    font-size: var(--htai-text-base);
    margin-bottom: var(--htai-space-4);
}

.htai-footer-main {
    padding: var(--htai-space-12) 0;
}

.htai-footer-main-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--htai-space-12);
}

@media (max-width: 1023px) {
    .htai-footer-main-grid {
        grid-template-columns: 1fr;
        gap: var(--htai-space-8);
    }
}

.htai-footer-branding {
    max-width: 280px;
}

.htai-footer-logo img {
    max-height: 40px;
    margin-bottom: var(--htai-space-4);
}

.htai-footer-logo-text {
    display: block;
    font-size: var(--htai-text-xl);
    font-weight: var(--htai-font-bold);
    color: #fff;
    margin-bottom: var(--htai-space-4);
}

.htai-footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--htai-text-sm);
}

.htai-footer-nav-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--htai-space-8);
}

@media (max-width: 767px) {
    .htai-footer-nav-columns {
        grid-template-columns: repeat(2, 1fr);
    }
}

.htai-footer-nav-title {
    color: #fff;
    font-size: var(--htai-text-sm);
    font-weight: var(--htai-font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--htai-space-4);
}

.htai-footer-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.htai-footer-nav-list li {
    margin-bottom: var(--htai-space-2);
}

.htai-footer-nav-list a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--htai-text-sm);
    transition: color var(--htai-transition-fast);
}

.htai-footer-nav-list a:hover {
    color: #fff;
    text-decoration: none;
}

.htai-footer-bottom {
    padding: var(--htai-space-6) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.htai-footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--htai-space-6);
    flex-wrap: wrap;
}

.htai-copyright {
    font-size: var(--htai-text-sm);
    color: rgba(255, 255, 255, 0.7);
}

.htai-footer-menu-list {
    display: flex;
    gap: var(--htai-space-6);
    list-style: none;
    margin: 0;
    padding: 0;
}

.htai-footer-menu-list a {
    font-size: var(--htai-text-sm);
    color: rgba(255, 255, 255, 0.7);
}

.htai-footer-menu-list a:hover {
    color: #fff;
    text-decoration: none;
}

.htai-social-links {
    display: flex;
    gap: var(--htai-space-4);
}

.htai-social-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--htai-transition-fast);
}

.htai-social-links a:hover {
    color: #fff;
}

.htai-social-links svg,
.htai-social-links i {
    width: 20px;
    height: 20px;
}

/* Back to Top Button */
.htai-back-to-top {
    position: fixed;
    bottom: var(--htai-space-6);
    right: var(--htai-space-6);
    width: 44px;
    height: 44px;
    background-color: var(--htai-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--htai-transition-fast);
    z-index: 99;
    box-shadow: var(--htai-shadow-md);
}

.htai-back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.htai-back-to-top:hover {
    background-color: var(--htai-primary-dark);
    transform: translateY(-2px);
}

.htai-back-to-top svg,
.htai-back-to-top i {
    width: 24px;
    height: 24px;
}

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

/* Text Alignment */
.htai-text-left {
    text-align: left;
}

.htai-text-center {
    text-align: center;
}

.htai-text-right {
    text-align: right;
}

/* Display */
.htai-hidden {
    display: none !important;
}

.htai-block {
    display: block;
}

.htai-inline-block {
    display: inline-block;
}

/* Screen Reader Only */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: #f1f1f1;
    border-radius: 3px;
    box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
    clip: auto !important;
    clip-path: none;
    color: #21759b;
    display: block;
    font-size: 14px;
    font-weight: bold;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--htai-primary);
    color: #fff;
    padding: var(--htai-space-3) var(--htai-space-4);
    border-radius: var(--htai-radius);
    z-index: 999;
    transition: top 0.3s;
}

.skip-link:focus {
    top: var(--htai-space-4);
    outline: none;
}

/* Margin Utilities */
.htai-mt-0 { margin-top: 0; }
.htai-mt-2 { margin-top: var(--htai-space-2); }
.htai-mt-4 { margin-top: var(--htai-space-4); }
.htai-mt-6 { margin-top: var(--htai-space-6); }
.htai-mt-8 { margin-top: var(--htai-space-8); }

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

/* Padding Utilities */
.htai-p-0 { padding: 0; }
.htai-p-4 { padding: var(--htai-space-4); }
.htai-p-6 { padding: var(--htai-space-6); }

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

/* Responsive Video Embed */
.htai-responsive-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.htai-responsive-embed iframe,
.htai-responsive-embed object,
.htai-responsive-embed embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Placeholder State */
.htai-placeholder {
    background: linear-gradient(110deg, var(--htai-bg-alt) 8%, var(--htai-bg-dark) 18%, var(--htai-bg-alt) 33%);
    background-size: 200% 100%;
    animation: htai-shimmer 1.5s linear infinite;
}

@keyframes htai-shimmer {
    to {
        background-position-x: -200%;
    }
}

/* Page Header */
.htai-page-header {
    margin-bottom: var(--htai-space-8);
}

.htai-page-title {
    font-size: var(--htai-text-4xl);
    margin-bottom: var(--htai-space-4);
}

/* Posts Grid */
.htai-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--htai-space-6);
}

/* Entry Meta */
.entry-meta {
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
}

.entry-meta .posted-on,
.entry-meta .byline {
    display: inline;
}

.entry-meta a {
    color: var(--htai-text-muted);
}

.entry-meta a:hover {
    color: var(--htai-primary);
}

/* Entry Footer */
.entry-footer {
    margin-top: var(--htai-space-6);
    padding-top: var(--htai-space-4);
    border-top: 1px solid var(--htai-border-light);
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
}

.entry-footer .cat-links,
.entry-footer .tags-links {
    display: block;
    margin-bottom: var(--htai-space-2);
}

/* Pagination */
.htai-pagination {
    margin-top: var(--htai-space-8);
}

.htai-pagination .nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--htai-space-2);
}

.htai-pagination a,
.htai-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--htai-space-3);
    border: 1px solid var(--htai-border);
    border-radius: var(--htai-radius);
    font-size: var(--htai-text-sm);
    color: var(--htai-text);
}

.htai-pagination a:hover {
    background-color: var(--htai-bg-alt);
    border-color: var(--htai-primary);
    text-decoration: none;
}

.htai-pagination .current {
    background-color: var(--htai-primary);
    border-color: var(--htai-primary);
    color: #fff;
}

.htai-pagination .prev,
.htai-pagination .next {
    gap: var(--htai-space-1);
}

/* No Results */
.htai-no-results {
    text-align: center;
    padding: var(--htai-space-12) var(--htai-space-4);
}

.htai-no-results .htai-page-title {
    font-size: var(--htai-text-2xl);
}

/* ==========================================================================
   Homepage / Landing Page Styles
   ========================================================================== */

/* Hero Section */
.htai-hero {
    background: linear-gradient(135deg, var(--htai-primary) 0%, var(--htai-primary-dark) 100%);
    color: #fff;
    padding: var(--htai-space-20) 0;
    text-align: center;
}

.htai-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.htai-hero-title {
    font-size: var(--htai-text-5xl);
    font-weight: var(--htai-font-bold);
    line-height: var(--htai-leading-tight);
    margin-bottom: var(--htai-space-6);
    color: #fff;
}

.htai-hero-subtitle {
    font-size: var(--htai-text-xl);
    line-height: var(--htai-leading-relaxed);
    opacity: 0.9;
    margin-bottom: var(--htai-space-8);
}

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

.htai-hero-note {
    font-size: var(--htai-text-sm);
    opacity: 0.7;
    margin: 0;
}

@media (max-width: 767px) {
    .htai-hero {
        padding: var(--htai-space-12) 0;
    }
    
    .htai-hero-title {
        font-size: var(--htai-text-3xl);
    }
    
    .htai-hero-subtitle {
        font-size: var(--htai-text-lg);
    }
    
    .htai-hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .htai-hero-actions .htai-btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Section Headers */
.htai-section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--htai-space-12);
}

.htai-section-header h2 {
    font-size: var(--htai-text-3xl);
    color: var(--htai-primary);
    margin-bottom: var(--htai-space-4);
}

.htai-section-header p {
    font-size: var(--htai-text-lg);
    color: var(--htai-text-muted);
    margin: 0;
}

/* Features Section */
.htai-features-section {
    padding: var(--htai-space-20) 0;
    background-color: var(--htai-bg);
}

.htai-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--htai-space-8);
}

@media (max-width: 1023px) {
    .htai-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 639px) {
    .htai-features-grid {
        grid-template-columns: 1fr;
    }
}

.htai-feature-card {
    text-align: center;
    padding: var(--htai-space-6);
}

.htai-feature-icon {
    width: 64px;
    height: 64px;
    background-color: var(--htai-accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--htai-space-5);
}

.htai-feature-icon i,
.htai-feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--htai-accent-dark);
}

.htai-feature-card h3 {
    font-size: var(--htai-text-xl);
    margin-bottom: var(--htai-space-3);
    color: var(--htai-text);
}

.htai-feature-card p {
    font-size: var(--htai-text-sm);
    color: var(--htai-text-muted);
    line-height: var(--htai-leading-relaxed);
    margin: 0;
}

/* CTA Section */
.htai-cta-section {
    background: linear-gradient(135deg, var(--htai-primary) 0%, var(--htai-primary-dark) 100%);
    color: #fff;
    padding: var(--htai-space-16) 0;
    text-align: center;
}

.htai-cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.htai-cta-content h2 {
    font-size: var(--htai-text-3xl);
    margin-bottom: var(--htai-space-4);
    color: #fff;
}

.htai-cta-content p {
    font-size: var(--htai-text-lg);
    opacity: 0.9;
    margin-bottom: var(--htai-space-8);
}

/* 404 Page */
.htai-404-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: var(--htai-space-12) var(--htai-space-4);
}

.htai-404-icon {
    width: 100px;
    height: 100px;
    background-color: var(--htai-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--htai-space-6);
}

.htai-404-icon i,
.htai-404-icon svg {
    width: 48px;
    height: 48px;
    color: var(--htai-text-light);
}

.htai-404-title {
    font-size: var(--htai-text-3xl);
    margin-bottom: var(--htai-space-4);
}

.htai-404-message {
    font-size: var(--htai-text-lg);
    color: var(--htai-text-muted);
    margin-bottom: var(--htai-space-8);
}

.htai-404-actions {
    display: flex;
    justify-content: center;
    gap: var(--htai-space-4);
    flex-wrap: wrap;
    margin-bottom: var(--htai-space-8);
}

.htai-404-search {
    margin-bottom: var(--htai-space-8);
}

.htai-404-search p {
    margin-bottom: var(--htai-space-4);
    color: var(--htai-text-muted);
}

.htai-404-links h3 {
    font-size: var(--htai-text-lg);
    margin-bottom: var(--htai-space-4);
}

.htai-404-links ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--htai-space-4);
}

.htai-404-links a {
    display: inline-flex;
    align-items: center;
    gap: var(--htai-space-2);
    padding: var(--htai-space-2) var(--htai-space-4);
    background-color: var(--htai-bg-alt);
    border-radius: var(--htai-radius);
    color: var(--htai-text);
    font-size: var(--htai-text-sm);
}

.htai-404-links a:hover {
    background-color: var(--htai-primary);
    color: #fff;
    text-decoration: none;
}

.htai-404-links a i,
.htai-404-links a svg {
    width: 16px;
    height: 16px;
}