/* CSS Custom Properties */
:root {
    /* Colors */
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Glass morphism */
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-arabic: 'Cairo', sans-serif;

    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 5rem 0;
    --header-height: 80px;

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

/* Dark mode variables */
[data-theme="dark"] {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --border-color: #374151;
    --glass-bg: rgba(31, 41, 55, 0.25);
    --glass-border: rgba(75, 85, 99, 0.18);
}

/* RTL Support */
[dir="rtl"] {
    font-family: var(--font-arabic);
}

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

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-medium), color var(--transition-medium);
}

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

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
}

/* Section */
.section {
    padding: var(--section-padding);
}

.section__header {
    text-align: center;
    margin-bottom: 3rem;
}

.section__title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }

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

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

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

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

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

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

.btn--secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-2px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: all var(--transition-medium);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav__logo {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
}

.nav__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav__link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-medium);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-toggle,
.theme-toggle {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: all var(--transition-medium);
    backdrop-filter: blur(10px);
}

.lang-toggle:hover,
.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-1px);
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem;
        transition: left var(--transition-medium);
    }

    .nav__menu.active {
        left: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }

    .nav__link {
        display: block;
        padding: 1rem;
        text-align: center;
        border-radius: 0.5rem;
        background: rgba(255, 255, 255, 0.1);
    }

    .nav__toggle {
        display: block;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23e5e7eb' fill-opacity='0.1'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content {
    opacity: 0;
    animation: slideInLeft 1s ease 0.5s forwards;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero__cta {
    font-size: 1.125rem;
    padding: 1rem 2rem;
}

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    opacity: 0;
    animation: slideInRight 1s ease 0.7s forwards;
}

.hero__illustration {
    position: relative;
    width: 400px;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--glass-shadow);
    animation: float 3s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    top: 50%;
    right: 10%;
    animation-delay: 1s;
}

.floating-card:nth-child(3) {
    bottom: 20%;
    left: 30%;
    animation-delay: 2s;
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-color);
}

.floating-card span {
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
}

/* Mobile Hero */
@media (max-width: 768px) {
    .hero__container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero__title {
        font-size: 2.5rem;
    }

    .hero__illustration {
        width: 300px;
        height: 300px;
    }
}

/* Stats Section */
.stats {
    padding: 3rem 0;
    background: var(--bg-secondary);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-medium);
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card__icon {
    margin-bottom: 1rem;
}

.stat-card__icon i {
    font-size: 3rem;
    color: var(--primary-color);
}

.stat-card__number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.stat-card__label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* About Section */
.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.text-block {
    margin-bottom: 2rem;
}

.text-block h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.text-block p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.about__visual {
    display: flex;
    justify-content: center;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1rem;
    box-shadow: var(--glass-shadow);
}

.about__image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 0.5rem;
}

@media (max-width: 768px) {
    .about__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Activities Section */
.activities {
    background: var(--bg-secondary);
}

.activities__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.activity-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-medium);
    cursor: pointer;
}

.activity-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: var(--shadow-xl);
}

.activity-card__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.activity-card__icon i {
    font-size: 1.5rem;
    color: white;
}

.activity-card__content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.activity-card__content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Timeline Section */
.timeline__container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline__container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
    transform: translateX(-50%);
}

.timeline__item {
    position: relative;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(50px);
    transition: all var(--transition-slow);
}

.timeline__item.animate {
    opacity: 1;
    transform: translateY(0);
}

.timeline__item:nth-child(odd) .timeline__content {
    margin-right: 50%;
    padding-right: 2rem;
    text-align: right;
}

.timeline__item:nth-child(even) .timeline__content {
    margin-left: 50%;
    padding-left: 2rem;
}

.timeline__marker {
    position: absolute;
    left: 50%;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.timeline__content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
}

.timeline__date {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline__content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.timeline__content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .timeline__container::before {
        left: 20px;
    }

    .timeline__marker {
        left: 20px;
    }

    .timeline__item:nth-child(odd) .timeline__content,
    .timeline__item:nth-child(even) .timeline__content {
        margin-left: 50px;
        margin-right: 0;
        padding-left: 1rem;
        padding-right: 1rem;
        text-align: left;
    }
}

/* Join Section */
.join__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.join__options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.map-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.map-placeholder {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.map-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.map-overlay i {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .join__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact__grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact__item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--glass-shadow);
}

.contact__icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact__icon i {
    font-size: 1.25rem;
    color: white;
}

.contact__details h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contact__details p {
    color: var(--text-secondary);
}

.contact__social h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.social__links {
    display: flex;
    gap: 1rem;
}

.social__link {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-medium);
}

.social__link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .social__links {
        justify-content: center;
    }
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 3rem 0 1rem;
}

.footer__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer__logo {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
}

.footer__title {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer__links {
    display: flex;
    gap: 2rem;
}

.footer__links a {
    color: var(--bg-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 2rem;
}

.footer__copyright {
    color: var(--bg-secondary);
}

.footer__developer {
    color: var(--bg-secondary);
}

.footer__developer a {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.footer__sources {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__sources h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.footer__sources p {
    color: var(--bg-secondary);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .footer__content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer__links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal__content {
    background: var(--bg-primary);
    border-radius: 1rem;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-xl);
    transform: scale(0.8);
    transition: transform var(--transition-medium);
}

.modal.active .modal__content {
    transform: scale(1);
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal__header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal__close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Form Styles */
.volunteer-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form__group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form__group input,
.form__group select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.form__group input:focus,
.form__group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: normal;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .section__title {
        font-size: 2rem;
    }

    .hero__title {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem 0;
    }

    .section__title {
        font-size: 1.75rem;
    }

    .hero__title {
        font-size: 2.25rem;
    }

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

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

    .modal__content {
        margin: 1rem;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .stats__grid {
        grid-template-columns: 1fr;
    }

    .floating-card {
        padding: 1rem;
    }

    .floating-card span {
        font-size: 0.75rem;
    }
}

/* RTL Specific Styles */
[dir="rtl"] .nav__list {
    flex-direction: row-reverse;
}

[dir="rtl"] .nav__controls {
    flex-direction: row-reverse;
}

[dir="rtl"] .hero__container {
    direction: rtl;
}

[dir="rtl"] .timeline__item:nth-child(odd) .timeline__content {
    margin-left: 50%;
    margin-right: 0;
    padding-left: 2rem;
    padding-right: 0;
    text-align: left;
}

[dir="rtl"] .timeline__item:nth-child(even) .timeline__content {
    margin-right: 50%;
    margin-left: 0;
    padding-right: 2rem;
    padding-left: 0;
    text-align: right;
}

[dir="rtl"] .contact__item {
    flex-direction: row-reverse;
}

[dir="rtl"] .footer__content {
    flex-direction: row-reverse;
}

[dir="rtl"] .modal__header {
    flex-direction: row-reverse;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
}

.slide-up {
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 0.8s ease forwards;
}

/* Intersection Observer Classes */
.observe {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.observe.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Performance Optimizations */
.hero__illustration,
.floating-card {
    will-change: transform;
}

.btn,
.activity-card,
.stat-card {
    will-change: transform;
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Styles */
.btn:focus,
.nav__link:focus,
.lang-toggle:focus,
.theme-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {

    .header,
    .hero__cta,
    .modal {
        display: none;
    }

    .section {
        page-break-inside: avoid;
    }
}