/*
Theme Name: Upgrade Training Center
Description: Main stylesheet for Upgrade Training Center theme
Version: 2.0.0
*/

/* ========================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ======================================== */
:root {
    /* Colors */
    --color-primary: #00DDB8;
    --color-primary-dark: #00BFA0;
    --color-secondary: #1E3A8A;
    --color-secondary-dark: #1E40AF;
    --color-bg-white: #FFFFFF;
    --color-bg-light: #F9FAFB;
    --color-text-dark: #1F2937;
    --color-text-gray: #6B7280;
    --color-border: #E5E7EB;

    /* Typography */
    --font-arabic: 'Cairo', sans-serif;
    --font-latin: 'Poppins', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;

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

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Dark Mode Variables */
body.dark-mode {
    --color-bg-white: #1F2937;
    --color-bg-light: #111827;
    --color-text-dark: #F9FAFB;
    --color-text-gray: #D1D5DB;
    --color-border: #374151;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-arabic), var(--font-latin);
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    line-height: 1.6;
    direction: rtl;
    text-align: right;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

body[lang="en"],
body[lang="fr"] {
    direction: ltr;
    text-align: left;
}

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

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

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

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-fast);
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    width: 100%;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 221, 184, 0.1);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    text-align: center;
    min-height: 44px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

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

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   LOADING SCREEN
   ======================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loading-content img {
    max-width: 150px;
    max-height: 150px;
    width: auto;
    height: auto;
    margin: 0 auto var(--spacing-md);
    object-fit: contain;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

/* ========================================
   SCROLL PROGRESS INDICATOR
   ======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    z-index: var(--z-fixed);
    transition: width 0.1s ease;
}

/* ========================================
   ANNOUNCEMENT RIBBON
   ======================================== */
.announcement-ribbon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    padding: var(--spacing-sm);
    text-align: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.announcement-icon {
    font-size: var(--font-size-lg);
}

/* ========================================
   HEADER
   ======================================== */
.site-header {
    position: sticky;
    top: 0;
    background: var(--color-bg-white);
    box-shadow: var(--shadow-md);
    z-index: var(--z-sticky);
    transition: all var(--transition-normal);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo img {
    height: auto;
    max-height: 60px;
    max-width: 200px;
    width: auto;
    object-fit: contain;
}

/* Desktop Navigation */
.desktop-nav {
    display: none;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--color-primary);
    background: rgba(0, 221, 184, 0.1);
}

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

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: var(--spacing-xs);
    background: var(--color-bg-light);
    padding: 4px;
    border-radius: var(--radius-sm);
}

.lang-btn {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-gray);
    transition: all var(--transition-fast);
}

.lang-btn.active {
    background: var(--color-primary);
    color: white;
}

.lang-btn:hover:not(.active) {
    background: var(--color-border);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-dark);
    transition: all var(--transition-fast);
}

.dark-mode-toggle:hover {
    background: var(--color-primary);
    color: white;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text-dark);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: var(--z-modal);
    transition: right var(--transition-normal);
}

.mobile-nav-overlay.active {
    right: 0;
}

.mobile-nav-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 400px;
    height: 100%;
    background: var(--color-bg-white);
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.mobile-nav-close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--color-text-dark);
}

.mobile-nav-menu {
    margin-top: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav-menu a {
    font-size: var(--font-size-lg);
    font-weight: 600;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.mobile-nav-menu a:hover {
    background: rgba(0, 221, 184, 0.1);
    color: var(--color-primary);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.95), rgba(0, 221, 184, 0.95)),
        url('../images/hero-bg.png') center/cover;
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Features Bar */
.features-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.25);
}

.feature-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-text h2 {
    text-align: right;
}

.about-text p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-gray);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-md);
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.about-feature-item:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
}

.about-feature-item i {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    flex-shrink: 0;
}

.about-feature-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.about-feature-item p {
    font-size: var(--font-size-sm);
    margin: 0;
}

.about-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services-section {
    padding: var(--spacing-2xl) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: var(--font-size-2xl);
    color: white;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.service-card>p {
    font-size: var(--font-size-base);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

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

.service-card ul li {
    padding: var(--spacing-xs) 0;
    padding-right: var(--spacing-lg);
    position: relative;
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    right: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-light);
}

.testimonials-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.testimonial-track {
    display: flex;
    transition: transform var(--transition-slow);
}

.testimonial-card {
    min-width: 100%;
    background: var(--color-bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    font-size: 60px;
    color: var(--color-primary);
    opacity: 0.2;
}

.testimonial-text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-rating {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    color: #FFC107;
    font-size: var(--font-size-lg);
}

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

.author-image {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: white;
}

.author-info h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 4px;
}

.author-info p {
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
}

/* Carousel Controls */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    right: -25px;
}

.next-btn {
    left: -25px;
}

.carousel-indicators {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.indicator.active {
    background: var(--color-primary);
    width: 30px;
    border-radius: 6px;
}

/* ========================================
   REGISTRATION SECTION
   ======================================== */
.registration-section {
    padding: var(--spacing-2xl) 0;
}

.registration-form {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 221, 184, 0.1);
}

.btn-submit {
    width: 100%;
    margin-top: var(--spacing-md);
    position: relative;
}

.btn-submit .btn-loader {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-message.success {
    background: #D1FAE5;
    color: #065F46;
    display: block;
}

.form-message.error {
    background: #FEE2E2;
    color: #991B1B;
    display: block;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-light);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-lg);
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: white;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    font-size: var(--font-size-base);
    color: var(--color-text-gray);
    margin: 4px 0;
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 400px;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
    background: var(--color-secondary);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-column h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    max-width: 180px;
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-fast);
    font-size: var(--font-size-base);
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-right: var(--spacing-xs);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-contact li {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    font-size: var(--font-size-sm);
}

.footer-contact i {
    color: var(--color-primary);
    margin-top: 4px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ========================================
   FLOATING ELEMENTS
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 80px;
    left: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: var(--shadow-xl);
    z-index: var(--z-fixed);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-fixed);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-5px);
}

/* Mobile CTA Bar */
.mobile-cta-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--color-bg-white);
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
    z-index: var(--z-fixed);
}

.mobile-cta-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.whatsapp-btn {
    background: #25D366;
    color: white;
}

.register-btn {
    background: var(--color-primary);
    color: white;
}

/* ========================================
   ERROR 404 PAGE
   ======================================== */
.error-404-content {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
}

.error-404-inner {
    text-align: center;
    max-width: 600px;
}

.error-404-title {
    font-size: 120px;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.error-404-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.error-404-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-xl);
}

.error-404-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet (768px and up) */
@media (min-width: 768px) {
    .desktop-nav {
        display: block;
    }

    .mobile-menu-toggle {
        display: none;
    }

    .mobile-cta-bar {
        display: none !important;
    }
}

/* Mobile (below 768px) */
@media (max-width: 767px) {
    :root {
        --font-size-3xl: 32px;
        --font-size-2xl: 24px;
        --font-size-xl: 20px;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

    .hero-cta {
        flex-direction: column;
    }

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

    .about-image {
        order: -1;
    }

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .prev-btn {
        right: 10px;
    }

    .next-btn {
        left: 10px;
    }

    .mobile-cta-bar {
        display: flex;
    }

    .whatsapp-float {
        display: none;
    }

    .back-to-top {
        bottom: 70px;
    }
}

/* RTL Support */
body[dir="rtl"] .about-feature-item:hover {
    transform: translateX(5px);
}

body[dir="rtl"] .contact-item:hover {
    transform: translateX(5px);
}

body[dir="rtl"] .footer-links a:hover {
    padding-right: 0;
    padding-left: var(--spacing-xs);
}

body[dir="rtl"] .service-card ul li {
    padding-right: 0;
    padding-left: var(--spacing-lg);
}

body[dir="rtl"] .service-card ul li::before {
    right: auto;
    left: 0;
}

body[dir="ltr"] .prev-btn {
    right: auto;
    left: -25px;
}

body[dir="ltr"] .next-btn {
    left: auto;
    right: -25px;
}

/* Print Styles */
@media print {

    .loading-screen,
    .scroll-progress,
    .announcement-ribbon,
    .site-header,
    .whatsapp-float,
    .back-to-top,
    .mobile-cta-bar,
    .carousel-btn,
    .carousel-indicators {
        display: none !important;
    }
}