/* ==================== Base ==================== */
body {
    margin: 0;
    font-family: "Cairo", sans-serif;
    background: #000;
    color: yellow;
    text-align: center;
    overflow-x: hidden;
}

#starsCanvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
}

.container {
    max-width: 1000px;
    margin: auto;
    min-height: 100vh;
    padding: 20px;
    background: yellow;
    color: black;
    box-shadow: 0 0 30px rgba(255, 255, 0, 0.3);
    scroll-behavior: smooth;
}

/* ==================== Hero ==================== */
header {
    padding: 60px 20px;
}

    header h1 span,
    header p span {
        position: relative;
        display: inline-block;
        cursor: pointer;
    }

        header h1 span::after,
        header p span::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -5px;
            width: 100%;
            height: 2px;
            background: black;
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.3s ease;
        }

        header h1 span:hover::after,
        header p span:hover::after {
            transform: scaleX(1);
            transform-origin: left;
        }

    header h1 {
        font-size: 4em;
        margin: 0;
        text-shadow: 0 4px 10px rgba(0,0,0,0.5);
    }

    header p {
        font-size: 1.5em;
        margin: 20px 0;
    }

/* زر التحميل */
.btn {
    display: inline-block;
    padding: 15px 30px;
    font-size: 1.2em;
    background: black;
    color: yellow;
    text-decoration: none;
    border: 2px solid yellow;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55), box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease, border 0.3s ease;
}

    .btn span::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: -5px;
        width: 100%;
        height: 2px;
        background: black;
        border-radius: 2px;
        transform: scaleX(0);
        transform-origin: right;
        transition: transform 0.3s ease;
    }

    .btn:hover {
        transform: scale(1.15) rotate(-5deg);
        background: yellow;
        color: black;
        box-shadow: 0 8px 20px rgba(255,255,0,0.5);
        border: 2px solid black;
    }

/* ==================== Sections ==================== */
section {
    padding: 60px 20px;
    border-top: 3px solid black;
}

    section h2 span,
    section p span {
        position: relative;
        display: inline-block;
        cursor: pointer;
    }

        section h2 span::after,
        section p span::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -5px;
            width: 100%;
            height: 2px;
            background: black;
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.3s ease;
        }

        section h2 span:hover::after,
        section p span:hover::after {
            transform: scaleX(1);
            transform-origin: left;
        }

h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

/* ==================== Gallery ==================== */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

    .gallery img {
        width: 100%;
        height: 200px;
        object-fit: cover;
        border: 3px solid black;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.4);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        transform-style: preserve-3d;
    }

/* ==================== Lightbox ==================== */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    justify-content: center;
    align-items: center;
}

    .lightbox img {
        max-width: 80%;
        max-height: 80%;
        border: 4px solid yellow;
        border-radius: 10px;
        transition: transform 0.5s ease;
    }

.close, .prev, .next {
    position: absolute;
    color: yellow;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    user-select: none;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 3px solid yellow;
    border-radius: 50%;
    background: black;
    transition: all 0.3s ease;
}

.close {
    top: 20px;
    right: 30px;
}

.prev {
    left: 30px;
}

.next {
    right: 30px;
}

    .close:hover, .prev:hover, .next:hover {
        background: yellow;
        color: black;
        transform: scale(1.1);
    }

/* ==================== Scroll ==================== */
#scrollTopBtn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    border: 3px solid yellow;
    background: black;
    color: yellow;
    font-size: 24px;
    cursor: pointer;
    display: none;
    transition: all 0.3s ease;
}

    #scrollTopBtn:hover {
        background: yellow;
        color: black;
    }

.translate-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    padding: 10px 20px;
    font-size: 16px;
    border: 3px solid yellow;
    border-radius: 8px;
    background: black;
    color: yellow;
    cursor: pointer;
    z-index: 1001;
    transition: all 0.3s ease;
}

    .translate-btn:hover {
        background: yellow;
        color: black;
    }