/*
Theme Name: Ultimate Tools Theme
Theme URI: https://example.com/ultimate-tools-theme
Author: Ultimate Tools
Author URI: https://example.com
Description: A modern, fast, and clean WordPress theme designed for the Ultimate Tools Suite plugin. Features a responsive layout, dark mode support, mega menu navigation for tool categories, and optimized performance.
Version: 1.0.0
Requires at least: 5.9
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ultimate-tools-theme
Tags: one-column, two-columns, custom-colors, custom-menu, featured-images, full-width-template, theme-options, translation-ready
*/

/* ===== CSS Variables ===== */
:root {
    --ut-primary: #6c3ce0;
    --ut-primary-hover: #5a2dcf;
    --ut-primary-light: #ede7fb;
    --ut-secondary: #10b981;
    --ut-accent: #f59e0b;
    --ut-danger: #ef4444;
    --ut-text: #1f2937;
    --ut-text-secondary: #6b7280;
    --ut-text-muted: #9ca3af;
    --ut-bg: #ffffff;
    --ut-bg-alt: #f8f9fc;
    --ut-bg-card: #ffffff;
    --ut-border: #e5e7eb;
    --ut-border-light: #f3f4f6;
    --ut-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --ut-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --ut-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --ut-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --ut-radius: 8px;
    --ut-radius-lg: 12px;
    --ut-radius-xl: 16px;
    --ut-header-height: 70px;
    --ut-sidebar-width: 280px;
    --ut-max-width: 1280px;
    --ut-transition: 0.2s ease;
    --ut-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.dark-mode {
    --ut-primary: #8b5cf6;
    --ut-primary-hover: #7c3aed;
    --ut-primary-light: #2d1b69;
    --ut-text: #f3f4f6;
    --ut-text-secondary: #d1d5db;
    --ut-text-muted: #9ca3af;
    --ut-bg: #0f172a;
    --ut-bg-alt: #1e293b;
    --ut-bg-card: #1e293b;
    --ut-border: #334155;
    --ut-border-light: #1e293b;
    --ut-shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --ut-shadow: 0 1px 3px rgba(0,0,0,0.3);
    --ut-shadow-md: 0 4px 6px rgba(0,0,0,0.3);
    --ut-shadow-lg: 0 10px 15px rgba(0,0,0,0.4);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--ut-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ut-text);
    background-color: var(--ut-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
    color: var(--ut-text);
    line-height: 1.3;
    font-weight: 700;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    color: var(--ut-text-secondary);
}

/* ===== Header ===== */
.ut-site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--ut-bg);
    border-bottom: 1px solid var(--ut-border);
    height: var(--ut-header-height);
    transition: box-shadow var(--ut-transition);
}

.ut-site-header.scrolled {
    box-shadow: var(--ut-shadow-md);
}

.ut-header-inner {
    max-width: var(--ut-max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.ut-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.ut-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--ut-primary), #a78bfa);
    border-radius: var(--ut-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ut-logo-icon svg {
    width: 20px;
    height: 20px;
    fill: #fff;
}

.ut-logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--ut-text);
    letter-spacing: -0.5px;
}

/* ===== Main Navigation ===== */
.ut-main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.ut-main-nav > ul {
    display: flex;
    list-style: none;
    gap: 2px;
    align-items: center;
}

.ut-main-nav > ul > li {
    position: relative;
}

.ut-main-nav > ul > li > a {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    color: var(--ut-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--ut-radius);
    transition: all var(--ut-transition);
    white-space: nowrap;
}

.ut-main-nav > ul > li > a:hover,
.ut-main-nav > ul > li.current-menu-item > a,
.ut-main-nav > ul > li.current_page_item > a {
    color: var(--ut-primary);
    background: var(--ut-primary-light);
}

.ut-nav-arrow {
    width: 12px;
    height: 12px;
    transition: transform var(--ut-transition);
}

.ut-main-nav > ul > li:hover .ut-nav-arrow {
    transform: rotate(180deg);
}

/* ===== Mega Menu / Dropdown ===== */
.ut-main-nav .sub-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 240px;
    background: var(--ut-bg-card);
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius-lg);
    box-shadow: var(--ut-shadow-lg);
    padding: 8px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 100;
}

.ut-main-nav > ul > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.ut-main-nav .sub-menu li a {
    display: block;
    padding: 8px 14px;
    color: var(--ut-text-secondary);
    font-size: 0.875rem;
    border-radius: 6px;
    transition: all var(--ut-transition);
}

.ut-main-nav .sub-menu li a:hover {
    color: var(--ut-primary);
    background: var(--ut-primary-light);
}

/* ===== Header Actions ===== */
.ut-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.ut-search-toggle,
.ut-dark-toggle {
    width: 38px;
    height: 38px;
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius);
    background: var(--ut-bg);
    color: var(--ut-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--ut-transition);
}

.ut-search-toggle:hover,
.ut-dark-toggle:hover {
    border-color: var(--ut-primary);
    color: var(--ut-primary);
}

.ut-search-toggle svg,
.ut-dark-toggle svg {
    width: 18px;
    height: 18px;
}

.ut-header-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: var(--ut-primary);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--ut-radius);
    transition: all var(--ut-transition);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.ut-header-cta:hover {
    background: var(--ut-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--ut-shadow-md);
}

/* ===== Mobile Menu Toggle ===== */
.ut-mobile-toggle {
    display: none;
    width: 38px;
    height: 38px;
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius);
    background: var(--ut-bg);
    color: var(--ut-text);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

.ut-mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: all var(--ut-transition);
}

.ut-mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.ut-mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.ut-mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Search Overlay ===== */
.ut-search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
    backdrop-filter: blur(4px);
}

.ut-search-overlay.active {
    display: flex;
}

.ut-search-box {
    width: 90%;
    max-width: 600px;
    background: var(--ut-bg-card);
    border-radius: var(--ut-radius-xl);
    box-shadow: var(--ut-shadow-lg);
    overflow: hidden;
}

.ut-search-box input {
    width: 100%;
    padding: 20px 24px;
    border: none;
    outline: none;
    font-size: 1.125rem;
    color: var(--ut-text);
    background: transparent;
}

.ut-search-box input::placeholder {
    color: var(--ut-text-muted);
}

/* ===== Layout ===== */
.ut-site-content {
    min-height: calc(100vh - var(--ut-header-height) - 300px);
}

.ut-container {
    max-width: var(--ut-max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.ut-content-area {
    padding: 40px 0;
}

.ut-content-area.has-sidebar {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    align-items: start;
}

/* ===== Page Header / Breadcrumbs ===== */
.ut-page-header {
    background: var(--ut-bg-alt);
    border-bottom: 1px solid var(--ut-border);
    padding: 32px 0;
}

.ut-page-header h1 {
    font-size: 1.75rem;
    margin-bottom: 4px;
}

.ut-breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--ut-text-muted);
    margin-top: 8px;
}

.ut-breadcrumbs a {
    color: var(--ut-text-secondary);
}

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

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

/* ===== Sidebar ===== */
.ut-sidebar {
    position: sticky;
    top: calc(var(--ut-header-height) + 24px);
}

.ut-widget {
    background: var(--ut-bg-card);
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.ut-widget-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--ut-border-light);
    color: var(--ut-text);
}

.ut-widget ul {
    list-style: none;
}

.ut-widget ul li {
    margin-bottom: 2px;
}

.ut-widget ul li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    color: var(--ut-text-secondary);
    font-size: 0.9rem;
    border-radius: 6px;
    transition: all var(--ut-transition);
}

.ut-widget ul li a:hover {
    color: var(--ut-primary);
    background: var(--ut-primary-light);
}

/* ===== Posts / Blog ===== */
.ut-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.ut-post-card {
    background: var(--ut-bg-card);
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius-lg);
    overflow: hidden;
    transition: all var(--ut-transition);
}

.ut-post-card:hover {
    box-shadow: var(--ut-shadow-md);
    transform: translateY(-2px);
}

.ut-post-thumb {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--ut-bg-alt);
}

.ut-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ut-post-card:hover .ut-post-thumb img {
    transform: scale(1.03);
}

.ut-post-body {
    padding: 20px;
}

.ut-post-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--ut-text-muted);
    margin-bottom: 10px;
}

.ut-post-meta .category {
    background: var(--ut-primary-light);
    color: var(--ut-primary);
    padding: 2px 10px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
}

.ut-post-card h2 {
    font-size: 1.125rem;
    margin-bottom: 8px;
    line-height: 1.4;
}

.ut-post-card h2 a {
    color: var(--ut-text);
}

.ut-post-card h2 a:hover {
    color: var(--ut-primary);
}

.ut-post-excerpt {
    font-size: 0.9rem;
    color: var(--ut-text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ut-read-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ut-primary);
}

.ut-read-more:hover {
    gap: 8px;
}

/* ===== Single Post ===== */
.ut-single-content {
    max-width: 760px;
    margin: 0 auto;
    padding: 40px 0;
}

.ut-single-content .entry-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--ut-text);
}

.ut-single-content .entry-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.ut-single-content .entry-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.ut-single-content .entry-content p {
    margin-bottom: 1.25rem;
    color: var(--ut-text);
}

.ut-single-content .entry-content ul,
.ut-single-content .entry-content ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.ut-single-content .entry-content li {
    margin-bottom: 0.5rem;
}

.ut-single-content .entry-content blockquote {
    border-left: 4px solid var(--ut-primary);
    padding: 16px 20px;
    margin: 1.5rem 0;
    background: var(--ut-bg-alt);
    border-radius: 0 var(--ut-radius) var(--ut-radius) 0;
    font-style: italic;
}

.ut-single-content .entry-content pre {
    background: var(--ut-bg-alt);
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius);
    padding: 20px;
    overflow-x: auto;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

.ut-single-content .entry-content code {
    background: var(--ut-bg-alt);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}

.ut-single-content .entry-content img {
    border-radius: var(--ut-radius-lg);
    margin: 1.5rem 0;
}

.ut-single-content .entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.ut-single-content .entry-content th,
.ut-single-content .entry-content td {
    padding: 12px 16px;
    border: 1px solid var(--ut-border);
    text-align: left;
}

.ut-single-content .entry-content th {
    background: var(--ut-bg-alt);
    font-weight: 600;
}

/* ===== Single Post Meta / Tags ===== */
.ut-single-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--ut-border);
    font-size: 0.9rem;
    color: var(--ut-text-secondary);
}

.ut-single-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--ut-border);
}

.ut-single-tags a {
    display: inline-block;
    padding: 4px 14px;
    background: var(--ut-bg-alt);
    color: var(--ut-text-secondary);
    font-size: 0.825rem;
    border-radius: 20px;
    border: 1px solid var(--ut-border);
    transition: all var(--ut-transition);
}

.ut-single-tags a:hover {
    background: var(--ut-primary-light);
    color: var(--ut-primary);
    border-color: var(--ut-primary);
}

/* ===== Pagination ===== */
.ut-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--ut-border);
}

.ut-pagination a,
.ut-pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ut-text-secondary);
    transition: all var(--ut-transition);
}

.ut-pagination a:hover {
    border-color: var(--ut-primary);
    color: var(--ut-primary);
    background: var(--ut-primary-light);
}

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

/* ===== Footer ===== */
.ut-site-footer {
    background: var(--ut-bg-alt);
    border-top: 1px solid var(--ut-border);
    margin-top: 60px;
}

.ut-footer-main {
    max-width: var(--ut-max-width);
    margin: 0 auto;
    padding: 48px 24px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

.ut-footer-brand p {
    font-size: 0.9rem;
    color: var(--ut-text-secondary);
    margin-top: 16px;
    line-height: 1.6;
}

.ut-footer-col h4 {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    color: var(--ut-text);
}

.ut-footer-col ul {
    list-style: none;
}

.ut-footer-col ul li {
    margin-bottom: 8px;
}

.ut-footer-col ul li a {
    color: var(--ut-text-secondary);
    font-size: 0.9rem;
    transition: color var(--ut-transition);
}

.ut-footer-col ul li a:hover {
    color: var(--ut-primary);
}

.ut-footer-bottom {
    max-width: var(--ut-max-width);
    margin: 0 auto;
    padding: 20px 24px;
    border-top: 1px solid var(--ut-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.825rem;
    color: var(--ut-text-muted);
}

.ut-footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.ut-footer-links a {
    color: var(--ut-text-muted);
    font-size: 0.825rem;
}

.ut-footer-links a:hover {
    color: var(--ut-primary);
}

/* ===== 404 Page ===== */
.ut-404 {
    text-align: center;
    padding: 80px 24px;
}

.ut-404-code {
    font-size: 8rem;
    font-weight: 900;
    color: var(--ut-primary);
    line-height: 1;
    opacity: 0.15;
    margin-bottom: -20px;
}

.ut-404 h1 {
    font-size: 1.75rem;
    margin-bottom: 12px;
}

.ut-404 p {
    max-width: 500px;
    margin: 0 auto 24px;
}

.ut-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: var(--ut-radius);
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--ut-transition);
    text-decoration: none;
}

.ut-btn-primary {
    background: var(--ut-primary);
    color: #fff;
}

.ut-btn-primary:hover {
    background: var(--ut-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--ut-shadow-md);
}

.ut-btn-outline {
    background: transparent;
    color: var(--ut-primary);
    border: 1px solid var(--ut-primary);
}

.ut-btn-outline:hover {
    background: var(--ut-primary-light);
}

/* ===== Comments ===== */
.ut-comments {
    max-width: 760px;
    margin: 40px auto 0;
    padding-top: 32px;
    border-top: 1px solid var(--ut-border);
}

.ut-comments h3 {
    margin-bottom: 24px;
}

.comment-list {
    list-style: none;
}

.comment-list .comment {
    padding: 20px 0;
    border-bottom: 1px solid var(--ut-border-light);
}

.comment-list .comment-body {
    display: flex;
    gap: 16px;
}

.comment-list .comment-author img {
    border-radius: 50%;
    width: 44px;
    height: 44px;
}

.comment-list .comment-author .fn {
    font-weight: 600;
    color: var(--ut-text);
}

.comment-list .comment-metadata {
    font-size: 0.8rem;
    color: var(--ut-text-muted);
    margin-bottom: 8px;
}

.comment-list .comment-content p {
    color: var(--ut-text);
    font-size: 0.95rem;
}

.comment-reply-link {
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--ut-primary);
}

.comment-respond {
    margin-top: 32px;
}

.comment-respond label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ut-text);
}

.comment-respond input[type="text"],
.comment-respond input[type="email"],
.comment-respond input[type="url"],
.comment-respond textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--ut-border);
    border-radius: var(--ut-radius);
    font-size: 0.95rem;
    color: var(--ut-text);
    background: var(--ut-bg);
    margin-bottom: 16px;
    transition: border-color var(--ut-transition);
}

.comment-respond input:focus,
.comment-respond textarea:focus {
    outline: none;
    border-color: var(--ut-primary);
    box-shadow: 0 0 0 3px rgba(108, 60, 224, 0.1);
}

.comment-respond .submit {
    background: var(--ut-primary);
    color: #fff;
    border: none;
    padding: 10px 24px;
    border-radius: var(--ut-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--ut-transition);
}

.comment-respond .submit:hover {
    background: var(--ut-primary-hover);
}

/* ===== Page Template: Full Width ===== */
.page-template-full-width .ut-content-area {
    max-width: none;
}

/* ===== Scroll to Top ===== */
.ut-scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 42px;
    height: 42px;
    background: var(--ut-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    transition: all var(--ut-transition);
    box-shadow: var(--ut-shadow-md);
}

.ut-scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.ut-scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--ut-shadow-lg);
}

.ut-scroll-top svg {
    width: 18px;
    height: 18px;
}

/* ===== WordPress Admin Bar Adjustment ===== */
body.admin-bar .ut-site-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    body.admin-bar .ut-site-header {
        top: 46px;
    }
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
    .ut-footer-main {
        grid-template-columns: 1fr 1fr;
    }

    .ut-content-area.has-sidebar {
        grid-template-columns: 1fr;
    }

    .ut-sidebar {
        position: static;
    }
}

@media screen and (max-width: 768px) {
    :root {
        --ut-header-height: 60px;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.375rem; }

    .ut-main-nav {
        display: none;
        position: fixed;
        top: var(--ut-header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--ut-bg);
        z-index: 999;
        padding: 24px;
        overflow-y: auto;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
    }

    .ut-main-nav.active {
        display: flex;
    }

    .ut-main-nav > ul {
        flex-direction: column;
        gap: 0;
    }

    .ut-main-nav > ul > li > a {
        padding: 14px 16px;
        font-size: 1rem;
    }

    .ut-main-nav .sub-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        padding: 0 0 0 16px;
        background: transparent;
    }

    .ut-mobile-toggle {
        display: flex;
    }

    .ut-header-cta {
        display: none;
    }

    .ut-footer-main {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .ut-posts-grid {
        grid-template-columns: 1fr;
    }

    .ut-footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .ut-container {
        padding: 0 16px;
    }

    .ut-header-inner {
        padding: 0 16px;
    }

    .ut-post-body {
        padding: 16px;
    }
}