body {
    font-family: 'Cairo', 'Arial', sans-serif;
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
    direction: rtl;
}

.hero {
    height: 33vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.footer {
    background-color: #343a40;
    color: white;
    text-align: center;
    padding: 10px 0;
}

.margin-top {
    margin-top: 70px;
}

h1, h2 {
    color: #005f73;
}

p {
    color: #555;
}

.card-title {
    font-size: 1.2rem;
}

.card-text {
    font-size: 0.9rem;
}

.btn-outline-primary {
    margin-top: 10px;
}

/* Mode sombre */
body.dark-mode {
    background-color: #1a1a2e;
    color: #eaeaea;
}

body.dark-mode .card {
    background-color: #16213e;
    border-color: #0f3460;
    color: #eaeaea;
}

body.dark-mode .card-text,
body.dark-mode .card-title {
    color: #eaeaea !important;
}

body.dark-mode .text-muted {
    color: #a0a0a0 !important;
}

body.dark-mode .navbar {
    background-color: #0f3460 !important;
}

body.dark-mode .footer {
    background-color: #0f3460;
}