/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    --primary-color: #2c5f8d;
    --secondary-color: #6b9ac4;
    --accent-color: #c19a6b;
    --text-dark: #2d3436;
    --text-light: #636e72;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --bg-beige: #f5f3ef;
    --border-color: #e9ecef;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --transition: all 0.3s ease;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
}

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

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* RTL Support */
body[dir="rtl"] {
    direction: rtl;
}

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

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

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

/* ===================================
   Container & Layout
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
}

/* ===================================
   Language Switcher
   =================================== */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

body[dir="rtl"] .language-switcher {
    right: auto;
    left: 20px;
}

.lang-btn {
    background: var(--bg-white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 999;
    padding: 1rem 0;
    transition: var(--transition);
}

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

.nav-brand {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 0.4rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(108, 154, 196, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(193, 154, 107, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, #f5f7fa 0%, #e8eef3 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(44,95,141,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    text-align: center;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    font-weight: 400;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    padding: 0.9rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--bg-white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: #234a6d;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--accent-color);
    margin: 0 auto 1.5rem;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   About Section
   =================================== */
.about {
    background: var(--bg-beige);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.image-placeholder i {
    font-size: 8rem;
    color: var(--bg-white);
}

.about-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stat-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-item h3 {
    font-size: 1rem;
    color: var(--text-dark);
}

/* ===================================
   Services Section
   =================================== */
.services {
    background: var(--bg-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: rotate(360deg);
}

.service-icon i {
    font-size: 2rem;
    color: var(--bg-white);
}

.service-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-description {
    font-size: 0.95rem;
    line-height: 1.7;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
}

.contact-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-top: 0.5rem;
}

.contact-item h3 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.contact-item p {
    font-size: 0.95rem;
    margin: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 0.9rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(44, 95, 141, 0.1);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--primary-color);
    color: var(--bg-white);
    text-align: center;
    padding: 2rem 0;
}

.footer p {
    color: var(--bg-white);
    margin: 0;
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .container {
        padding: 0 1.5rem;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: var(--bg-white);
        padding: 2rem;
        box-shadow: var(--shadow-md);
        transition: var(--transition);
        gap: 1.5rem;
    }

    body[dir="rtl"] .nav-menu {
        left: auto;
        right: -100%;
    }

    .nav-menu.active {
        left: 0;
    }

    body[dir="rtl"] .nav-menu.active {
        left: auto;
        right: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

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

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

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

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

    section {
        padding: 3rem 0;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .language-switcher {
        top: 15px;
        right: 15px;
    }

    body[dir="rtl"] .language-switcher {
        right: auto;
        left: 15px;
    }

    .lang-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .image-placeholder {
        width: 180px;
        height: 180px;
    }

    .image-placeholder i {
        font-size: 5rem;
    }

    .contact-form-wrapper {
        padding: 1.5rem;
    }
}