/* ========================================
   Quran Waqf - Global Styles
   ======================================== */

:root {
    /* Brand Colors - من شعار وقف القرآن */
    --primary-color: #0D5D7D;        /* Teal Blue من الشعار */
    --primary-dark: #0A4A63;
    --primary-light: #1A7A9F;
    --secondary-color: #C8D3D9;      /* Light Gray من الشعار */
    --accent-color: #2D9CDB;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Semantic Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(13, 93, 125, 0.95) 0%, rgba(26, 122, 159, 0.90) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 100%);
    
    /* Typography */
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-ar);
    line-height: 1.7;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

body[dir="ltr"] {
    font-family: var(--font-en);
}

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

ul {
    list-style: none;
}

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ========================================
   Container & Layout
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.section-dark {
    background-color: var(--gray-900);
    color: var(--white);
}

.section-gradient {
    background: var(--gradient-primary);
    color: var(--white);
}

/* ========================================
   Language Toggle
   ======================================== */

.lang-toggle {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1001;
    background: var(--white);
    color: var(--primary-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    transition: var(--transition-base);
}

[dir="rtl"] .lang-toggle {
    left: auto;
    right: 20px;
}

.lang-toggle:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg) 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-lg);
}

.navbar.scrolled .logo-img {
    width: 80px;
    height: 80px;
}

.navbar.scrolled .logo-ar {
    font-size: 2rem;
}

.navbar.scrolled .logo-en {
    font-size: 1rem;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition-base);
    cursor: pointer;
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

.logo:hover .logo-ar {
    color: var(--primary-light);
}

.logo-img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    transition: var(--transition-base);
    filter: drop-shadow(0 2px 4px rgba(13, 93, 125, 0.1));
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-ar {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
    transition: var(--transition-base);
}

.logo-en {
    font-size: 1.125rem;
    color: var(--gray-500);
    font-family: var(--font-en);
    font-weight: 500;
    transition: var(--transition-base);
}

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

.nav-link {
    font-weight: 600;
    color: var(--gray-700);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--gray-100);
}

.donate-link {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
}

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

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    padding: var(--spacing-xs);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    background-image: url('https://images.unsplash.com/photo-1609599006353-e629aaabfeae?w=1920'),
                      var(--gradient-hero);
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    padding-top: 140px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-overlay);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--gray-100);
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    min-width: 150px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-200);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: var(--white);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0); }
    40% { transform: translate(-50%, -10px); }
    60% { transform: translate(-50%, -5px); }
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-base);
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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

.btn-secondary:hover {
    background: transparent;
    color: var(--white);
    transform: translateY(-3px);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ========================================
   Section Headers
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.section-dark .section-title {
    color: var(--white);
}

.section-gradient .section-title {
    color: var(--white);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto;
}

.section-dark .section-subtitle {
    color: var(--gray-300);
}

.section-gradient .section-subtitle {
    color: var(--gray-100);
}

/* ========================================
   About Section
   ======================================== */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.about-quote {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    opacity: 0.2;
    position: absolute;
    top: 20px;
    right: 20px;
}

[dir="rtl"] .quote-icon {
    right: auto;
    left: 20px;
}

.quote-text {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.quote-source {
    font-size: 1rem;
    opacity: 0.9;
    font-style: italic;
}

.about-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-700);
}

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

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ========================================
   Project Section
   ======================================== */

.project-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
    align-items: center;
}

.showcase-image {
    position: relative;
}

.image-placeholder {
    background: linear-gradient(135deg, rgba(13, 93, 125, 0.1) 0%, rgba(26, 122, 159, 0.2) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    text-align: center;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(255, 255, 255, 0.3);
}

.image-placeholder i {
    font-size: 6rem;
    color: var(--white);
    opacity: 0.5;
    margin-bottom: var(--spacing-md);
}

.image-placeholder p {
    font-size: 1.25rem;
    color: var(--gray-300);
}

.showcase-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.showcase-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

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

.project-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    color: var(--gray-200);
}

.project-feature i {
    color: var(--accent-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

/* How It Works */

.how-it-works {
    margin-top: var(--spacing-3xl);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.step-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    transition: var(--transition-base);
}

.step-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.1);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
}

.step-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin: var(--spacing-md) 0;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    font-size: 0.938rem;
    color: var(--gray-300);
    line-height: 1.6;
}

/* ========================================
   Impact Section
   ======================================== */

.impact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.impact-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.impact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-color);
}

.impact-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.impact-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.impact-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.impact-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
}

/* Testimonials */

.testimonials {
    margin-top: var(--spacing-3xl);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.testimonial-card {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    position: relative;
    transition: var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-icon {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.author-name {
    font-size: 0.938rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* ========================================
   Donate Section
   ======================================== */

.donate-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.donate-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: var(--transition-base);
    border: 3px solid transparent;
}

.donate-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.donate-card.featured {
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.donate-card.featured:hover {
    transform: scale(1.08) translateY(-10px);
}

.donate-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
}

.featured-badge {
    background: var(--accent-color);
}

.donate-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-md) auto var(--spacing-md);
}

.donate-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.donate-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.donate-price {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.currency {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
}

.donate-description {
    text-align: center;
    font-size: 1rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.donate-benefits {
    margin-bottom: var(--spacing-lg);
}

.donate-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 0.938rem;
    color: var(--gray-700);
}

.donate-benefits i {
    color: var(--success);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.donate-card .btn {
    width: 100%;
    justify-content: center;
}

/* Custom Donate */

.custom-donate {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

.custom-donate-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
}

.custom-donate-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto;
}

.custom-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-align: center;
}

.custom-input:focus {
    outline: none;
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.2);
}

.custom-select {
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    cursor: pointer;
}

.custom-select:focus {
    outline: none;
    border-color: var(--white);
}

/* Payment Methods */

.payment-methods {
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
}

.payment-title {
    font-size: 1rem;
    color: var(--gray-200);
    margin-bottom: var(--spacing-md);
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.payment-icons i {
    font-size: 2.5rem;
    color: var(--white);
    opacity: 0.7;
    transition: var(--transition-base);
}

.payment-icons i:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* ========================================
   Contact Section
   ======================================== */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
}

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

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: var(--transition-base);
}

.contact-item:hover {
    background: var(--gray-100);
    transform: translateX(-5px);
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.contact-text h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.contact-text p {
    font-size: 1rem;
    color: var(--gray-600);
}

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

.social-link {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    transition: var(--transition-base);
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Contact Form */

.contact-form {
    background: var(--gray-50);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 93, 125, 0.1);
}

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

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

.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: var(--spacing-xs);
}

.footer-logo-subtitle {
    font-size: 1rem;
    color: var(--gray-500);
    font-family: var(--font-en);
    margin-bottom: var(--spacing-md);
}

.footer-description {
    font-size: 0.938rem;
    line-height: 1.7;
    color: var(--gray-400);
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

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

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition-base);
}

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

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

.footer-newsletter-text {
    font-size: 0.938rem;
    color: var(--gray-400);
    margin-bottom: var(--spacing-md);
}

.footer-newsletter {
    display: flex;
    gap: var(--spacing-xs);
}

.newsletter-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-700);
    border-radius: var(--radius-lg);
    background: var(--gray-800);
    color: var(--white);
    font-family: inherit;
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.newsletter-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.newsletter-btn:hover {
    transform: scale(1.05);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-800);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom-links a {
    font-size: 0.875rem;
    color: var(--gray-500);
    transition: var(--transition-base);
}

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

/* ========================================
   Back to Top Button
   ======================================== */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

[dir="rtl"] .back-to-top {
    right: auto;
    left: 30px;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-content,
    .project-showcase {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .donate-options {
        grid-template-columns: 1fr;
    }
    
    .donate-card.featured {
        transform: scale(1);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    /* تصغير الشعار في الموبايل */
    .logo-img {
        width: 70px;
        height: 70px;
    }
    
    .logo-ar {
        font-size: 1.75rem;
    }
    
    .logo-en {
        font-size: 0.938rem;
    }
    
    .navbar.scrolled .logo-img {
        width: 60px;
        height: 60px;
    }
    
    .navbar.scrolled .logo-ar {
        font-size: 1.5rem;
    }
    
    .navbar.scrolled .logo-en {
        font-size: 0.875rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 100px;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 100px);
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-xl);
        transition: var(--transition-base);
        overflow-y: auto;
    }
    
    [dir="rtl"] .nav-menu {
        right: auto;
        left: -100%;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    [dir="rtl"] .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .custom-donate-form {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    /* تصغير إضافي للشعار في الشاشات الصغيرة جداً */
    .logo-img {
        width: 60px;
        height: 60px;
    }
    
    .logo-ar {
        font-size: 1.5rem;
    }
    
    .logo-en {
        font-size: 0.813rem;
    }
    
    .navbar.scrolled .logo-img {
        width: 50px;
        height: 50px;
    }
    
    .navbar.scrolled .logo-ar {
        font-size: 1.25rem;
    }
    
    .navbar.scrolled .logo-en {
        font-size: 0.75rem;
    }
    
    .navbar {
        padding: var(--spacing-sm) 0;
    }
    
    .navbar.scrolled {
        padding: var(--spacing-xs) 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .lang-toggle {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }
}