/**
 * Devstarter - Main Stylesheet
 *
 * Table of Contents:
 *
 * 1.0  - CSS Reset & Base
 * 2.0  - CSS Custom Properties
 * 3.0  - Typography
 * 4.0  - Layout & Grid
 * 5.0  - Header & Navigation
 * 6.0  - Content & Posts
 * 7.0  - Sidebar & Widgets
 * 8.0  - Footer
 * 9.0  - Forms & Buttons
 * 10.0 - Page Builder Compatibility (Elementor / Divi)
 * 11.0 - WooCommerce Overrides
 * 12.0 - WordPress Core Alignments
 * 13.0 - Utility Classes
 * 14.0 - Responsive Breakpoints
 * 15.0 - WordPress Required Classes
 *
 * @package devstarter
 * @version 1.0.0
 * @author  Muhammad Abid
 */


/* ==========================================================================
   1.0 - CSS Reset & Base
   ========================================================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--starter-font-primary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--starter-color-text);
    background-color: var(--starter-color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border: 0;
}

ul,
ol {
    list-style-position: inside;
}


/* ==========================================================================
   2.0 - CSS Custom Properties
   ========================================================================== */

:root {
    /* Colors */
    --starter-color-primary: #2563eb;
    --starter-color-primary-rgb: 37, 99, 235;
    --starter-color-secondary: #1e40af;
    --starter-color-accent: #3b82f6;
    --starter-color-dark: #0f172a;
    --starter-color-text: #334155;
    --starter-color-text-light: #64748b;
    --starter-color-bg: #ffffff;
    --starter-color-bg-alt: #f8fafc;
    --starter-color-border: #e2e8f0;
    --starter-color-success: #22c55e;
    --starter-color-warning: #f59e0b;
    --starter-color-danger: #ef4444;

    /* Typography */
    --starter-font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --starter-font-heading: var(--starter-font-primary);
    --starter-font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;

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

    /* Layout */
    --starter-container-width: 1200px;
    --starter-sidebar-width: 320px;
    --starter-header-height: 80px;

    /* Borders & Shadows */
    --starter-radius-sm: 4px;
    --starter-radius-md: 8px;
    --starter-radius-lg: 12px;
    --starter-radius-full: 9999px;
    --starter-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --starter-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --starter-shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
    --starter-shadow-xl: 0 20px 50px -5px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --starter-transition-fast: 150ms ease;
    --starter-transition: 300ms ease;
    --starter-transition-slow: 500ms ease;

    /* Z-index scale */
    --starter-z-dropdown: 100;
    --starter-z-sticky: 200;
    --starter-z-overlay: 300;
    --starter-z-modal: 400;
}


/* ==========================================================================
   3.0 - Typography
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--starter-font-heading);
    color: var(--starter-color-dark);
    line-height: 1.3;
    margin-bottom: var(--starter-spacing-md);
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--starter-spacing-md);
}

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

a:hover,
a:focus {
    color: var(--starter-color-secondary);
}

blockquote {
    border-left: 4px solid var(--starter-color-primary);
    padding: var(--starter-spacing-md) var(--starter-spacing-lg);
    margin: var(--starter-spacing-xl) 0;
    background: var(--starter-color-bg-alt);
    font-style: italic;
    border-radius: 0 var(--starter-radius-sm) var(--starter-radius-sm) 0;
}

pre,
code {
    font-family: var(--starter-font-mono);
    font-size: 0.875rem;
}

pre {
    background: var(--starter-color-dark);
    color: #e2e8f0;
    padding: var(--starter-spacing-lg);
    border-radius: var(--starter-radius-md);
    overflow-x: auto;
    margin-bottom: var(--starter-spacing-lg);
}

code {
    background: var(--starter-color-bg-alt);
    padding: 2px 6px;
    border-radius: var(--starter-radius-sm);
}

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

hr {
    border: 0;
    height: 1px;
    background: var(--starter-color-border);
    margin: var(--starter-spacing-2xl) 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--starter-spacing-lg);
}

th,
td {
    text-align: left;
    padding: var(--starter-spacing-sm) var(--starter-spacing-md);
    border-bottom: 1px solid var(--starter-color-border);
}

th {
    font-weight: 600;
    color: var(--starter-color-dark);
}


/* ==========================================================================
   4.0 - Layout & Grid
   ========================================================================== */

.starter-container {
    width: 100%;
    max-width: var(--starter-container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--starter-spacing-lg);
    padding-right: var(--starter-spacing-lg);
}

.starter-container--narrow {
    max-width: 800px;
}

.starter-container--wide {
    max-width: 1400px;
}

.starter-row {
    display: flex;
    flex-wrap: wrap;
    margin-left: calc(var(--starter-spacing-lg) * -0.5);
    margin-right: calc(var(--starter-spacing-lg) * -0.5);
}

.starter-col {
    flex: 1;
    padding-left: calc(var(--starter-spacing-lg) * 0.5);
    padding-right: calc(var(--starter-spacing-lg) * 0.5);
}

.starter-grid {
    display: grid;
    gap: var(--starter-spacing-lg);
}

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

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

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

/* Content + Sidebar layout */
.starter-layout {
    display: grid;
    grid-template-columns: 1fr var(--starter-sidebar-width);
    gap: var(--starter-spacing-2xl);
}

.starter-layout--left-sidebar {
    grid-template-columns: var(--starter-sidebar-width) 1fr;
}

.starter-layout--full-width {
    grid-template-columns: 1fr;
}


/* ==========================================================================
   5.0 - Header & Navigation
   ========================================================================== */

.site-header {
    background: var(--starter-color-dark);
    height: var(--starter-header-height);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: var(--starter-z-sticky);
    transition: background var(--starter-transition), box-shadow var(--starter-transition);
}

.site-header.is-scrolled {
    background: rgba(15, 23, 42, 0.98);
    box-shadow: var(--starter-shadow-lg);
}

.site-header .starter-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.site-branding a {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.site-branding a:hover {
    color: #ffffff;
    opacity: 0.9;
}

.custom-logo-link img {
    max-height: 50px;
    width: auto;
}

/* Primary Navigation */
.main-navigation .nav-menu {
    display: flex;
    align-items: center;
    gap: var(--starter-spacing-xs);
    list-style: none;
}

.main-navigation .nav-menu li {
    position: relative;
}

.main-navigation .nav-menu a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: var(--starter-spacing-sm) var(--starter-spacing-md);
    border-radius: var(--starter-radius-sm);
    transition: color var(--starter-transition-fast), background var(--starter-transition-fast);
    display: block;
}

.main-navigation .nav-menu a:hover,
.main-navigation .nav-menu .current-menu-item>a {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

/* Dropdown menus */
.main-navigation .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #ffffff;
    border-radius: var(--starter-radius-md);
    box-shadow: var(--starter-shadow-xl);
    padding: var(--starter-spacing-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--starter-transition);
    z-index: var(--starter-z-dropdown);
    list-style: none;
}

.main-navigation li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-navigation .sub-menu a {
    color: var(--starter-color-text);
    padding: var(--starter-spacing-sm) var(--starter-spacing-lg);
    border-radius: 0;
}

.main-navigation .sub-menu a:hover {
    color: var(--starter-color-primary);
    background: var(--starter-color-bg-alt);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    padding: var(--starter-spacing-sm);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #ffffff;
    margin: 5px 0;
    transition: all var(--starter-transition-fast);
}


/* ==========================================================================
   6.0 - Content & Posts
   ========================================================================== */

.site-content {
    padding: var(--starter-spacing-3xl) 0;
    min-height: calc(100vh - var(--starter-header-height) - 200px);
}

/* Post card */
.starter-post {
    background: #ffffff;
    border: 1px solid var(--starter-color-border);
    border-radius: var(--starter-radius-md);
    overflow: hidden;
    margin-bottom: var(--starter-spacing-xl);
    transition: box-shadow var(--starter-transition), transform var(--starter-transition);
}

.starter-post:hover {
    box-shadow: var(--starter-shadow-lg);
    transform: translateY(-2px);
}

.starter-post .post-thumbnail img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.starter-post .post-content {
    padding: var(--starter-spacing-xl);
}

/* Entry header */
.entry-header {
    margin-bottom: var(--starter-spacing-lg);
}

.entry-title {
    font-size: 1.75rem;
    margin-bottom: var(--starter-spacing-sm);
}

.entry-title a {
    color: var(--starter-color-dark);
    transition: color var(--starter-transition-fast);
}

.entry-title a:hover {
    color: var(--starter-color-primary);
}

/* Entry meta */
.entry-meta {
    color: var(--starter-color-text-light);
    font-size: 0.875rem;
    display: flex;
    flex-wrap: wrap;
    gap: var(--starter-spacing-md);
}

.entry-meta a {
    color: var(--starter-color-text-light);
}

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

/* Entry content */
.entry-content {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.entry-content p {
    margin-bottom: var(--starter-spacing-lg);
}

.entry-content ul,
.entry-content ol {
    margin-bottom: var(--starter-spacing-lg);
    padding-left: var(--starter-spacing-xl);
}

.entry-content li {
    margin-bottom: var(--starter-spacing-sm);
}

/* Entry footer */
.entry-footer {
    margin-top: var(--starter-spacing-xl);
    padding-top: var(--starter-spacing-lg);
    border-top: 1px solid var(--starter-color-border);
}

.entry-footer .tags a {
    display: inline-block;
    padding: 4px 12px;
    background: var(--starter-color-bg-alt);
    border-radius: var(--starter-radius-full);
    font-size: 0.8125rem;
    margin-right: var(--starter-spacing-xs);
    margin-bottom: var(--starter-spacing-xs);
    color: var(--starter-color-text-light);
    transition: all var(--starter-transition-fast);
}

.entry-footer .tags a:hover {
    background: var(--starter-color-primary);
    color: #ffffff;
}

/* Single post */
.single-post .entry-title {
    font-size: 2.25rem;
}

.single-post .post-thumbnail {
    margin-bottom: var(--starter-spacing-xl);
    border-radius: var(--starter-radius-md);
    overflow: hidden;
}

.single-post .post-thumbnail img {
    width: 100%;
    height: auto;
}

/* Post navigation */
.post-navigation {
    margin-top: var(--starter-spacing-2xl);
    padding: var(--starter-spacing-lg) 0;
    border-top: 1px solid var(--starter-color-border);
    border-bottom: 1px solid var(--starter-color-border);
}

/* Archive header */
.archive-header {
    margin-bottom: var(--starter-spacing-2xl);
}

.archive-title {
    font-size: 2rem;
}

.archive-description {
    color: var(--starter-color-text-light);
    font-size: 1.0625rem;
    margin-top: var(--starter-spacing-sm);
}

/* Comments */
.comments-area {
    margin-top: var(--starter-spacing-3xl);
}

.comment-list {
    list-style: none;
    padding: 0;
}

.comment-body {
    padding: var(--starter-spacing-lg);
    margin-bottom: var(--starter-spacing-lg);
    background: var(--starter-color-bg-alt);
    border-radius: var(--starter-radius-md);
}

/* 404 page */
.error-404 {
    text-align: center;
    padding: var(--starter-spacing-3xl) 0;
}

.error-404 h1 {
    font-size: 6rem;
    color: var(--starter-color-primary);
    margin-bottom: var(--starter-spacing-md);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--starter-spacing-sm);
    margin-top: var(--starter-spacing-2xl);
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--starter-spacing-sm);
    border: 1px solid var(--starter-color-border);
    border-radius: var(--starter-radius-sm);
    font-weight: 500;
    transition: all var(--starter-transition-fast);
}

.pagination .page-numbers.current,
.pagination .page-numbers:hover {
    background: var(--starter-color-primary);
    border-color: var(--starter-color-primary);
    color: #ffffff;
}


/* ==========================================================================
   7.0 - Sidebar & Widgets
   ========================================================================== */

.starter-sidebar {
    position: sticky;
    top: calc(var(--starter-header-height) + var(--starter-spacing-xl));
}

.widget {
    margin-bottom: var(--starter-spacing-xl);
    padding: var(--starter-spacing-lg);
    background: #ffffff;
    border: 1px solid var(--starter-color-border);
    border-radius: var(--starter-radius-md);
}

.widget-title {
    font-size: 1.125rem;
    padding-bottom: var(--starter-spacing-sm);
    margin-bottom: var(--starter-spacing-lg);
    border-bottom: 2px solid var(--starter-color-primary);
    position: relative;
}

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

.widget ul li {
    padding: var(--starter-spacing-sm) 0;
    border-bottom: 1px solid var(--starter-color-border);
}

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

.widget ul li a {
    color: var(--starter-color-text);
    transition: color var(--starter-transition-fast);
}

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


/* ==========================================================================
   8.0 - Footer
   ========================================================================== */

.site-footer {
    background: var(--starter-color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--starter-spacing-3xl) 0 var(--starter-spacing-xl);
}

.site-footer a {
    color: rgba(255, 255, 255, 0.85);
    transition: color var(--starter-transition-fast);
}

.site-footer a:hover {
    color: #ffffff;
}

.footer-widgets {
    margin-bottom: var(--starter-spacing-2xl);
}

.footer-widget-area .widget {
    background: transparent;
    border: none;
    padding: 0;
}

.footer-widget-area .widget-title {
    color: #ffffff;
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.footer-widget-area .widget ul li {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.site-info {
    text-align: center;
    padding-top: var(--starter-spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}


/* ==========================================================================
   9.0 - Forms & Buttons
   ========================================================================== */

/* Buttons */
.starter-btn,
button,
input[type="submit"],
input[type="button"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--starter-spacing-sm);
    padding: 0.75rem 1.75rem;
    font-family: var(--starter-font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.5;
    color: #ffffff;
    background: var(--starter-color-primary);
    border: 2px solid var(--starter-color-primary);
    border-radius: var(--starter-radius-md);
    cursor: pointer;
    transition: all var(--starter-transition-fast);
    text-decoration: none;
}

.starter-btn:hover,
button:hover,
input[type="submit"]:hover {
    background: var(--starter-color-secondary);
    border-color: var(--starter-color-secondary);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--starter-shadow-md);
}

.starter-btn--outline {
    background: transparent;
    color: var(--starter-color-primary);
}

.starter-btn--outline:hover {
    background: var(--starter-color-primary);
    color: #ffffff;
}

.starter-btn--ghost {
    background: transparent;
    border-color: transparent;
    color: var(--starter-color-primary);
}

.starter-btn--sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.starter-btn--lg {
    padding: 1rem 2.5rem;
    font-size: 1.0625rem;
}

/* Form inputs */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="search"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--starter-font-primary);
    font-size: 0.9375rem;
    color: var(--starter-color-text);
    background: #ffffff;
    border: 1px solid var(--starter-color-border);
    border-radius: var(--starter-radius-md);
    transition: border-color var(--starter-transition-fast), box-shadow var(--starter-transition-fast);
    appearance: none;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--starter-color-primary);
    box-shadow: 0 0 0 3px rgba(var(--starter-color-primary-rgb), 0.15);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--starter-spacing-xs);
    color: var(--starter-color-dark);
}

.search-form {
    display: flex;
    gap: var(--starter-spacing-sm);
}

.search-form .search-field {
    flex: 1;
}


/* ==========================================================================
   10.0 - Page Builder Compatibility
   ========================================================================== */

/**
 * Elementor Compatibility
 * Ensures full-width sections and proper rendering inside the Elementor editor.
 */
.elementor-page .site-content .starter-container {
    max-width: 100%;
    padding: 0;
}

.elementor-page .site-content {
    padding: 0;
}

.elementor-section.elementor-section-stretched {
    max-width: 100%;
}

/* Fix Elementor widget spacing conflicts */
.elementor-widget:not(:last-child) {
    margin-bottom: var(--starter-spacing-lg);
}

/* Elementor editor panel adjustments */
body.elementor-editor-active .site-header {
    position: relative;
}

/**
 * Divi Builder Compatibility
 * Ensures proper rendering for Divi sections, rows, and modules.
 */
.et-db #et-boc .et-l .site-content .starter-container {
    max-width: 100%;
    padding: 0;
}

.et_pb_section {
    padding: var(--starter-spacing-3xl) 0;
}

.et_pb_fullwidth_section .site-content {
    padding: 0;
}

/* Avada / Fusion Builder basic support */
.fusion-body .site-content .starter-container {
    max-width: 100%;
    padding: 0;
}

/* WPBakery basic support */
.wpb-js-composer .vc_row {
    margin-left: 0;
    margin-right: 0;
}

/* Gutenberg Block Editor */
.wp-block-group.alignfull {
    max-width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}

.entry-content .alignwide {
    max-width: var(--starter-container-width);
    margin-left: auto;
    margin-right: auto;
}


/* ==========================================================================
   11.0 - WooCommerce Overrides
   ========================================================================== */

.woocommerce ul.products li.product {
    border: 1px solid var(--starter-color-border);
    border-radius: var(--starter-radius-md);
    padding: var(--starter-spacing-lg);
    transition: box-shadow var(--starter-transition);
}

.woocommerce ul.products li.product:hover {
    box-shadow: var(--starter-shadow-lg);
}

.woocommerce ul.products li.product .price {
    color: var(--starter-color-primary);
    font-weight: 700;
}

.woocommerce .button,
.woocommerce a.button,
.woocommerce button.button,
.woocommerce input.button {
    background: var(--starter-color-primary) !important;
    border-radius: var(--starter-radius-md) !important;
    color: #ffffff !important;
    font-weight: 600;
}

.woocommerce .button:hover,
.woocommerce a.button:hover {
    background: var(--starter-color-secondary) !important;
}

.woocommerce-message {
    border-top-color: var(--starter-color-primary);
}

.woocommerce-info {
    border-top-color: var(--starter-color-accent);
}


/* ==========================================================================
   12.0 - WordPress Core Alignments
   ========================================================================== */

.alignleft {
    float: left;
    margin-right: var(--starter-spacing-lg);
    margin-bottom: var(--starter-spacing-md);
}

.alignright {
    float: right;
    margin-left: var(--starter-spacing-lg);
    margin-bottom: var(--starter-spacing-md);
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.alignfull {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.alignwide {
    max-width: var(--starter-container-width);
}

.wp-caption {
    max-width: 100%;
    margin-bottom: var(--starter-spacing-lg);
}

.wp-caption-text {
    font-size: 0.8125rem;
    color: var(--starter-color-text-light);
    text-align: center;
    margin-top: var(--starter-spacing-sm);
}

.gallery-caption {
    display: block;
}

/* Screen reader text - accessibility */
.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: #f1f1f1;
    clip: auto !important;
    clip-path: none;
    color: #21759b;
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}


/* ==========================================================================
   13.0 - Utility Classes
   ========================================================================== */

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

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

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

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--starter-spacing-sm);
}

.mt-2 {
    margin-top: var(--starter-spacing-md);
}

.mt-3 {
    margin-top: var(--starter-spacing-lg);
}

.mt-4 {
    margin-top: var(--starter-spacing-xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--starter-spacing-sm);
}

.mb-2 {
    margin-bottom: var(--starter-spacing-md);
}

.mb-3 {
    margin-bottom: var(--starter-spacing-lg);
}

.mb-4 {
    margin-bottom: var(--starter-spacing-xl);
}

.pt-0 {
    padding-top: 0;
}

.pt-3 {
    padding-top: var(--starter-spacing-lg);
}

.pb-3 {
    padding-bottom: var(--starter-spacing-lg);
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}


/* ==========================================================================
   14.0 - Responsive Breakpoints
   ========================================================================== */

/* Tablet landscape - 1024px */
@media (max-width: 1024px) {
    :root {
        --starter-container-width: 960px;
    }

    .starter-layout {
        grid-template-columns: 1fr;
    }

    .starter-layout--left-sidebar {
        grid-template-columns: 1fr;
    }

    .starter-grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.625rem;
    }

    h3 {
        font-size: 1.25rem;
    }

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

    /* Mobile navigation */
    .menu-toggle {
        display: block;
    }

    .main-navigation .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: var(--starter-header-height);
        left: 0;
        right: 0;
        background: var(--starter-color-dark);
        padding: var(--starter-spacing-lg);
        box-shadow: var(--starter-shadow-xl);
    }

    .main-navigation.is-open .nav-menu {
        display: flex;
    }

    .main-navigation .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        padding-left: var(--starter-spacing-lg);
    }

    .main-navigation .sub-menu a {
        color: rgba(255, 255, 255, 0.7);
    }

    .footer-widgets.starter-grid--2 {
        grid-template-columns: 1fr;
    }
}

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

    .starter-container {
        padding-left: var(--starter-spacing-md);
        padding-right: var(--starter-spacing-md);
    }

    .starter-post .post-content {
        padding: var(--starter-spacing-lg);
    }

    .site-content {
        padding: var(--starter-spacing-xl) 0;
    }
}


/* ==========================================================================
   15.0 - WordPress Required Classes
   ========================================================================== */

.sticky .starter-post,
.starter-post.sticky {
    border-left: 4px solid var(--starter-color-primary);
}

.bypostauthor .comment-body {
    border-left: 4px solid var(--starter-color-primary);
}