:root {
    --primary-color: rgb(231, 76, 60);
    --secondary-color: rgb(85, 85, 85);
    --bg-gradient-start: rgb(44, 62, 80);
    --bg-gradient-end: rgb(26, 26, 46);
    --accent-color: rgb(243, 156, 18);
    --warning-bg: rgba(255, 243, 205, 0.9);
    --text-size: 1.1em;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: var(--secondary-color);
    margin: 0;
    padding: 0;
    direction: rtl;
    text-align: center;
}

main {
    width: 90%;
    max-width: 850px;
    margin: 50px auto;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 1.5s ease-out;
}

.back-to-home {
    position: fixed;
    top: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.2);
    padding: 12px;
    border-radius: 50%;
    transition: all 0.3s ease-in-out;
    z-index: 100;
}

.back-to-home img {
    width: 35px;
    height: 35px;
    opacity: 0.9;
}

.back-to-home:hover {
    transform: scale(1.2);
    background: rgba(255, 255, 255, 0.4);
}

h1 {
    color: var(--primary-color);
    font-size: 2.5em;
    margin-bottom: 20px;
    animation: slideDown 1s ease-out forwards;
}

section {
    margin-bottom: 30px;
    font-size: var(--text-size);
    line-height: 1.8;
}

.highlight {
    color: var(--primary-color);
    font-weight: bold;
}

.warning {
    color: var(--accent-color);
    font-size: 1.1em;
    background-color: var(--warning-bg);
    padding: 15px;
    border-radius: 5px;
    border: 1px solid var(--accent-color);
    margin-top: 20px;
}

.eng-text {
    font-size: 0.9em;
    color: #777;
    margin-top: 5px;
}

.footer {
    width: 100%;
    background: linear-gradient(90deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: white;
    text-align: center;
    padding: 15px 0;
    font-size: 1rem;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.5);
    animation: footerPulse 5s infinite;
}

.footer p {
    margin: 0;
}

@keyframes slideDown {
    0% {
        transform: translateY(-20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes footerPulse {
    20%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

main:hover {
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.3);
    transition: box-shadow 0.3s ease-in-out;
}

@media (max-width: 600px) {
    h1 {
        font-size: 2em;
    }
    section, p {
        font-size: 1em;
    }
}