* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
body {
    background-color: #f4f7fb;
    color: #1a2530;
    line-height: 1.6;
    direction: rtl;
    text-align: right;
}
.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
header {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.brand {
    display: flex;
    flex-direction: column;
}
.logo-text {
    font-size: 24px;
    font-weight: 800;
    color: #0b5ed7;
    letter-spacing: 0.5px;
}
.tagline {
    font-size: 11px;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 1px;
}
nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #495057;
    font-weight: 600;
    font-size: 15px;
}
.btn-nav, .btn-primary {
    background-color: #0b5ed7;
    color: #fff;
    padding: 10px 22px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}
.btn-nav:hover, .btn-primary:hover {
    background-color: #084298;
}
.hero {
    padding: 90px 0;
    text-align: center;
    background: linear-gradient(135deg, #e7f1ff 0%, #f4f7fb 100%);
}
.hero h1 {
    font-size: 40px;
    margin-bottom: 20px;
    color: #052c65;
    font-weight: 800;
}
.hero-subtitle {
    font-size: 18px;
    color: #495057;
    max-width: 750px;
    margin: 0 auto 35px;
}
.ecosystem {
    padding: 70px 0;
    background: #ffffff;
}
.ecosystem h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 28px;
    color: #212529;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.01);
}
.card h3 {
    margin-bottom: 15px;
    color: #0b5ed7;
    font-size: 20px;
}
footer {
    background: #111827;
    color: #9ca3af;
    text-align: center;
    padding: 25px 0;
    margin-top: 50px;
    font-size: 14px;
}