* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Tajawal', sans-serif;
}

body {
    background: #020617;
    overflow-x: hidden;
}

/* الخلفية */
.bg {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, #1e3a8a, transparent 60%),
                radial-gradient(circle at 80% 80%, #2563eb, transparent 60%);
    filter: blur(100px);
    z-index: -1;
}

/* توزيع الصفحة */
.wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 80px;
    height: 100vh;
    padding: 40px;
}

/* صندوق تسجيل الدخول */
.login-box {
    width: 380px;
    padding: 35px;
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(16px);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 10px 40px rgba(0,0,0,0.4);
    animation: fadeUp 1s ease;
}

/* تبويبات */
.tabs {
    display: flex;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
}

.tab {
    flex: 1;
    padding: 12px;
    background: rgba(255,255,255,0.04);
    border: none;
    color: #bbb;
    cursor: pointer;
    transition: .3s;
}

.tab.active {
    background: #2563eb;
    color: #fff;
}

/* المحتوى */
.tab-content { display: none; }
.tab-content.active { display: block; }

label {
    display: block;
    margin: 10px 0 5px;
    color: #e5e7eb;
}

input {
    width: 100%;
    padding: 12px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: white;
    border-radius: 8px;
    margin-bottom: 14px;
}

/* زر رئيسي */
.btn {
    width: 100%;
    padding: 12px;
    background: #0d6efd;
    border: none;
    color: white;
    font-size: 17px;
    border-radius: 10px;
    cursor: pointer;
    margin-top: 4px;
    margin-bottom: 12px;
    transition: .3s;
}

.btn:hover {
    background: #0b5ed7;
}

/* أزرار سوشيال */
.social-btn {
    width: 100%;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: white;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    margin-bottom: 10px;
    transition: .2s;
}

.social-btn img {
    width: 22px;
}

.social-btn:hover {
    background: rgba(255,255,255,0.15);
}

/* الصورة الجانبية */
.side-img {
    width: 420px;
    border-radius: 14px;
    box-shadow: 0 0 40px #1e40af;
    animation: fadeUp 1.4s ease;
}

/* أنيميشن */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(25px); }
    to { opacity: 1; transform: translateY(0); }
}

/* موبايل */
@media(max-width: 900px) {
    .side { display: none; }
    .wrapper {
        justify-content: center;
        padding-top: 80px;
    }
}