/*
Theme Name: AalTheme - Islamic Audio Theme
Theme URI: https://aalnabit.com
Author: AalNabit
Author URI: https://aalnabit.com
Description: A beautiful, responsive WordPress theme designed for Islamic audio and video content websites. Features custom post types for lessons, lectures, sermons, articles, and videos with full RTL Arabic support.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aaltheme
Tags: islamic, audio, video, rtl, one-column, two-columns, custom-colors, custom-logo, custom-menu, featured-images, theme-options
*/

/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Colors - Can be customized via Customizer */
    --primary-color: #1a5f4a;
    --primary-dark: #0d3d2e;
    --primary-light: #2d8a6e;
    --secondary-color: #c9a227;
    --secondary-light: #dbb84a;
    --accent-color: #2c3e50;
    --background-color: #f8f9fa;
    --surface-color: #ffffff;
    --text-color: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-primary: 'Tajawal', 'Arial', sans-serif;
    --font-heading: 'Tajawal', 'Arial', sans-serif;

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

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1200px;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--background-color);
    direction: rtl;
    text-align: right;
}

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

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

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

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

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

/* ===================================
   Layout
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

.content-area {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
}

.content-area.full-width {
    grid-template-columns: 1fr;
}

.content-area.no-sidebar {
    grid-template-columns: 1fr;
}

/* ===================================
   Header
   =================================== */
.site-header {
    background: var(--surface-color);
    box-shadow: 0 2px 10px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    background: var(--primary-color);
    color: #fff;
    padding: var(--spacing-sm) 0;
    font-size: 0.875rem;
}

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

.header-top a {
    color: #fff;
}

.header-top .social-links {
    display: flex;
    gap: var(--spacing-md);
}

.header-top .social-links a:hover {
    color: var(--secondary-color);
}

.header-main {
    padding: var(--spacing-md) 0;
}

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

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

.site-logo {
    max-height: 60px;
    width: auto;
}

.site-title {
    font-size: 1.75rem;
    margin: 0;
    color: var(--primary-color);
}

.site-title a {
    color: inherit;
}

.site-description {
    color: var(--text-light);
    font-size: 0.875rem;
    margin: 0;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
}

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

.nav-menu > li > a {
    color: var(--text-color);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a {
    color: var(--primary-color);
}

.nav-menu .dropdown-icon {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.nav-menu li:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.sub-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--surface-color);
    min-width: 220px;
    box-shadow: 0 5px 20px var(--shadow-color);
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    list-style: none;
    z-index: 100;
}

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

.sub-menu li a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
}

.sub-menu li:last-child a {
    border-bottom: none;
}

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

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

.menu-toggle .hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-color);
    position: relative;
    transition: background var(--transition-fast);
}

.menu-toggle .hamburger::before,
.menu-toggle .hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--text-color);
    transition: transform var(--transition-fast);
}

.menu-toggle .hamburger::before {
    top: -8px;
}

.menu-toggle .hamburger::after {
    top: 8px;
}

.menu-toggle.active .hamburger {
    background: transparent;
}

.menu-toggle.active .hamburger::before {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active .hamburger::after {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===================================
   Hero Section
   =================================== */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #fff;
    padding: var(--spacing-xxl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></svg>') repeat;
    background-size: 100px;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* ===================================
   Content Libraries
   =================================== */
.content-libraries {
    padding: var(--spacing-xxl) 0;
    background: var(--surface-color);
}

.libraries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.library-card {
    background: var(--background-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.library-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-color);
    border-color: var(--primary-color);
}

.library-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: #fff;
    font-size: 1.5rem;
}

.library-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.library-count {
    color: var(--text-light);
    font-size: 0.875rem;
}

.library-count strong {
    color: var(--primary-color);
    font-size: 1.25rem;
}

/* ===================================
   Content Slider
   =================================== */
.content-slider {
    padding: var(--spacing-xxl) 0;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.slider-title {
    font-size: 1.5rem;
    margin: 0;
}

.slider-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.slider-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

.slider-wrapper {
    overflow: hidden;
    position: relative;
}

.slider-track {
    display: flex;
    gap: var(--spacing-lg);
    transition: transform var(--transition-normal);
}

.slider-item {
    flex: 0 0 calc(25% - var(--spacing-lg));
    min-width: 280px;
}

/* ===================================
   Content Cards
   =================================== */
.content-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 10px var(--shadow-color);
    transition: all var(--transition-normal);
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.content-card-image {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--primary-light);
    overflow: hidden;
}

.content-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.content-card:hover .play-button {
    opacity: 1;
}

.content-card-body {
    padding: var(--spacing-md);
}

.content-card-category {
    display: inline-block;
    background: var(--primary-light);
    color: #fff;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    margin-bottom: var(--spacing-sm);
}

.content-card-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.content-card-title a {
    color: var(--text-color);
}

.content-card-title a:hover {
    color: var(--primary-color);
}

.content-card-excerpt {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.content-card-extras {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.content-card-extra-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--primary-color);
    background: rgba(26, 95, 74, 0.08);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.content-card-download {
    text-decoration: none;
}

.content-card-download:hover {
    background: rgba(26, 95, 74, 0.15);
}

.content-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.content-card-speaker {
    color: var(--primary-color);
}

/* ===================================
   Audio Player
   =================================== */
.audio-player {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 10px var(--shadow-color);
    margin: var(--spacing-lg) 0;
}

.audio-player-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.audio-player-cover {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    object-fit: cover;
    background: var(--primary-light);
}

.audio-player-info {
    flex: 1;
}

.audio-player-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.audio-player-speaker {
    color: var(--text-light);
    font-size: 0.875rem;
}

.audio-player-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.audio-player-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: var(--primary-color);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: background var(--transition-fast);
}

.audio-player-btn:hover {
    background: var(--primary-dark);
}

.audio-progress {
    flex: 1;
    height: 6px;
    background: var(--border-color);
    border-radius: var(--radius-xl);
    cursor: pointer;
    position: relative;
}

.audio-progress-bar {
    height: 100%;
    background: var(--primary-color);
    border-radius: var(--radius-xl);
    width: 0;
    transition: width var(--transition-fast);
}

.audio-time {
    font-size: 0.875rem;
    color: var(--text-light);
    min-width: 80px;
    text-align: center;
}

.audio-player-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.audio-action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

/* ===================================
   Sidebar
   =================================== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.widget {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 10px var(--shadow-color);
}

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

.widget ul {
    list-style: none;
}

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

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

.widget li a {
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.widget-count {
    background: var(--background-color);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ===================================
   Archive Page
   =================================== */
.archive-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #fff;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.archive-title {
    color: #fff;
    margin: 0;
}

.archive-description {
    opacity: 0.9;
    margin-top: var(--spacing-sm);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

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

.page-numbers {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-color);
    transition: all var(--transition-fast);
}

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

/* ===================================
   Single Post
   =================================== */
.single-header {
    margin-bottom: var(--spacing-xl);
}

.single-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.single-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    color: var(--text-light);
    font-size: 0.875rem;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.single-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.single-content {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 2px 10px var(--shadow-color);
}

.single-content p {
    line-height: 2;
}

/* ===================================
   Footer
   =================================== */
.site-footer {
    background: var(--accent-color);
    color: #fff;
    margin-top: auto;
}

.footer-main {
    padding: var(--spacing-xxl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.footer-widget h4 {
    color: #fff;
    margin-bottom: var(--spacing-md);
}

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

.footer-widget li {
    margin-bottom: var(--spacing-sm);
}

.footer-widget a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-widget a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-md) 0;
    text-align: center;
    font-size: 0.875rem;
}

.footer-bottom a {
    color: var(--secondary-color);
}

/* ===================================
   Breadcrumb
   =================================== */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-light);
}

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

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

/* ===================================
   Search Form
   =================================== */
.search-form {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.search-form input[type="search"] {
    flex: 1;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    background: transparent;
}

.search-form button {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.search-form button:hover {
    background: var(--primary-dark);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    font-size: 1rem;
}

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

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

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

.btn-secondary:hover {
    background: var(--secondary-light);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* ===================================
   Mobile Navigation Overlay
   =================================== */
.mobile-nav-overlay {
    display: none;
}

.mobile-nav {
    display: none;
}

@media (max-width: 768px) {
    .mobile-nav-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        z-index: 999;
    }

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

    .mobile-nav {
        display: block;
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        max-width: 85vw;
        height: 100vh;
        background: var(--surface-color);
        padding: var(--spacing-xl);
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        z-index: 1001;
        overflow-y: auto;
        box-shadow: -5px 0 15px var(--shadow-color);
    }

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

.mobile-nav-close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    padding: var(--spacing-xs);
    line-height: 1;
}

.mobile-nav-close:hover {
    color: var(--primary-color);
}

.mobile-nav-menu {
    list-style: none;
    margin-top: calc(var(--spacing-xl) * 2);
    padding: 0;
}

.mobile-nav-menu li {
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-menu a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    color: var(--text-color);
    font-weight: 500;
}

.mobile-nav-menu a:hover {
    color: var(--primary-color);
}

.mobile-nav-menu .sub-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: var(--background-color);
    border-radius: var(--radius-md);
    display: none;
}

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

.mobile-nav-menu .sub-menu li {
    border-bottom: none;
}

.mobile-nav-menu .sub-menu a {
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 400;
}

.mobile-nav-menu .menu-item-has-children > a::after,
.mobile-nav-menu .has-dropdown > a::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.mobile-nav-menu .menu-item-has-children > a.active::after,
.mobile-nav-menu .has-dropdown > a.active::after {
    transform: rotate(180deg);
}

/* ===================================
   Utilities
   =================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .content-area {
        grid-template-columns: 1fr;
    }

    .slider-item {
        flex: 0 0 calc(33.333% - var(--spacing-lg));
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-xxl: 2rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }

    .header-top .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav-menu {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .slider-item {
        flex: 0 0 calc(50% - var(--spacing-lg));
    }

    .audio-player {
        padding: var(--spacing-md);
    }

    .audio-player-controls {
        flex-wrap: wrap;
    }

    .audio-progress {
        order: 1;
        width: 100%;
        margin-top: var(--spacing-md);
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

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

    .slider-item {
        flex: 0 0 100%;
    }

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

    .single-content {
        padding: var(--spacing-md);
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .site-header,
    .site-footer,
    .sidebar,
    .audio-player-actions {
        display: none;
    }

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

    .content-card,
    .single-content {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
}