body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #f7fbfc;
}

/* LAYOUT */
.container {
    display: flex;
    height: 100vh;
    align-items: center;
}

/* LEFT */
.left {
    width: 50%;
    padding: 80px;
}

/* LOGO */
.logo {
    position: absolute;
    top: -10px;
    left: 10px;
    width: 200px; /* SAMAIN */
}

/* TEXT */
.left h3 {
    color: #5fa4a8;
    letter-spacing: 3px;
}

.left h1 {
    font-size: 60px;
    color: #0b3c3f;
    margin: 10px 0;
}

.left h4 {
    color: #7faeb2;
    margin-bottom: 20px;
}

.left p {
    max-width: 400px;
    color: #5c7d80;
    margin-bottom: 30px;
}

/* BUTTON */
.btn-main {
    position: relative;
    display: inline-block;
    padding: 14px 32px;
    border-radius: 40px;
    border: none;

    font-weight: 600;
    letter-spacing: 0.5px;
    color: #ffffff;
    text-decoration: none;
    cursor: pointer;

    /* GRADIENT ELEGAN */
    background: linear-gradient(135deg, #5fa4a8, #7fd1d6);

    /* GLASS EFFECT */
    backdrop-filter: blur(10px);

    /* SHADOW MODERN */
    box-shadow: 
        0 10px 25px rgba(0,0,0,0.15),
        inset 0 1px 1px rgba(255,255,255,0.2);

    transition: all 0.35s ease;
}

.btn-main:hover {
    transform: translateY(-4px) scale(1.02);

    background: linear-gradient(135deg, #4b8f93, #6ec6cb);

    box-shadow: 
        0 15px 35px rgba(0,0,0,0.25),
        0 0 20px rgba(127, 209, 214, 0.4);
}

.btn-main {
    border: 1px solid rgba(255,255,255,0.2);
}

/* RIGHT */
.right {
    width: 50%;
    display: flex;
    justify-content: center;
}

/* IMAGE */
.hero-img {
    width: 500px;
}

/* BACKGROUND */
body {
    background: linear-gradient(135deg, #eaf5f5, #f8fcfc);
}

/* MAIN CENTER */
.main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* PROFILE CARD 🔥 */
.profile-card {
    width: 450px;
    padding: 40px;
    border-radius: 25px;

    background: rgba(95, 164, 168, 0.35);
    backdrop-filter: blur(15px);

    box-shadow: 0 20px 50px rgba(0,0,0,0.2);

    text-align: center;

    animation: fadeIn 0.6s ease;
}

/* TITLE */
.profile-card h2 {
    margin-bottom: 20px;
    color: #083b3d;
}

/* AVATAR */
.avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: white;

    margin: 0 auto 20px;

    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* INFO */
.profile-info label {
    display: block;
    margin: 10px 0 5px;
    color: #083b3d;
    font-weight: 600;
}

.input-box {
    background: #083b3d;
    color: white;
    padding: 12px;
    border-radius: 20px;
    margin-bottom: 10px;

    box-shadow: inset 0 2px 5px rgba(0,0,0,0.2);
}

/* LOGOUT BUTTON 🔥 */
.logout-btn {
    margin-top: 20px;
    width: 100%;
    padding: 14px;

    border-radius: 30px;
    border: none;

    background: linear-gradient(135deg, #ff6b6b, #ff9a9e);
    color: white;
    font-weight: bold;

    cursor: pointer;

    box-shadow: 0 10px 25px rgba(0,0,0,0.2);

    transition: 0.3s;
}

.logout-btn:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

/* ANIMATION */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}