:root {
    --primary-color: #2563eb;
    --secondary-color: #1e293b;
    --accent-color: #f59e0b;
    --bg-light: #f8fafc;
    --text-dark: #334155;
    --white: #ffffff;
}

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

body {
    font-family: 'Cairo', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* الهيدر */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary-color);
}

.logo span {
    color: var(--primary-color);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: 0.3s;
}

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

.btn-nav {
    background: var(--primary-color);
    color: white !important;
    padding: 8px 20px;
    border-radius: 5px;
}

/* قسم الهيرو */
.hero {
    background: linear-gradient(135deg, #1e293b 0%, #2563eb 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn {
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    transition: 0.3s;
}

.btn.primary { background: var(--accent-color); color: white; }
.btn.secondary { background: transparent; border: 2px solid white; color: white; margin-right: 10px; }
.btn:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.2); }

/* البطاقات والمميزات */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 60px 0;
}

.card {
    text-align: center;
    padding: 40px;
    background: var(--bg-light);
    border-radius: 15px;
    transition: 0.3s;
}

.card:hover { background: var(--white); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }

.icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

/* التطبيقات */
.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
}

.app-card {
    background: #272727;
    color: white;
    text-decoration: none;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
}

.app-card i { font-size: 3rem; margin-bottom: 15px; display: block; }

/* قسم اتصل بنا */
.contact-section { background: var(--bg-light); padding: 80px 0; }
.contact-wrapper { max-width: 600px; margin: 0 auto; }
.contact-form { display: flex; flex-direction: column; gap: 15px; }
.contact-form input, .contact-form textarea {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: 'Cairo';
}

/* الفوتر */
footer {
    background: var(--secondary-color);
    color: white;
    padding: 40px 0;
    text-align: center;
}