* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Arial', sans-serif;
    padding: 20px;
}

.login-wrapper {
    display: flex;
    width: 100%;
    max-width: 900px;
    min-height: 550px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Panel izquierdo */
.login-banner {
    background: #111;
    color: white;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
    text-align: center;
}

.login-banner .logo {
    font-size: 36px;
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.login-banner .logo span {
    color: #e44d26;
}

.login-banner p {
    color: #aaa;
    font-size: 14px;
    margin-top: 10px;
    line-height: 1.6;
}

.login-banner .icon-sport {
    font-size: 80px;
    margin-bottom: 20px;
    opacity: 0.8;
}

/* Panel derecho */
.login-form {
    background: white;
    flex: 1;
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-form h2 {
    font-size: 26px;
    font-weight: 800;
    color: #111;
    margin-bottom: 5px;
}

.login-form p.subtitle {
    color: #888;
    font-size: 14px;
    margin-bottom: 30px;
}

.form-label {
    font-weight: 600;
    font-size: 13px;
    color: #333;
}

.form-control {
    border: 2px solid #eee;
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    border-color: #111;
    box-shadow: none;
}

.input-group .form-control {
    border-right: none;
}

.input-group-text {
    background: white;
    border: 2px solid #eee;
    border-left: none;
    border-radius: 0 8px 8px 0;
    cursor: pointer;
    color: #888;
}

.btn-login {
    background: #111;
    color: white;
    border: none;
    border-radius: 8px;
    padding: 13px;
    font-weight: 700;
    font-size: 15px;
    width: 100%;
    margin-top: 10px;
    transition: background 0.3s;
    letter-spacing: 1px;
}

.btn-login:hover {
    background: #e44d26;
}

.divider {
    text-align: center;
    color: #bbb;
    font-size: 13px;
    margin: 20px 0;
    position: relative;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 42%;
    height: 1px;
    background: #eee;
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

.link-registro {
    text-align: center;
    font-size: 14px;
    color: #666;
}

.link-registro a {
    color: #e44d26;
    font-weight: 700;
    text-decoration: none;
}

.link-registro a:hover {
    text-decoration: underline;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .login-wrapper {
        width: 100%;
        min-height: auto;
        flex-direction: column;
        border-radius: 8px;
    }

    .login-banner {
        display: flex;
        padding: 30px 20px;
        min-height: auto;
    }

    .login-banner .logo {
        font-size: 28px;
    }

    .login-banner .icon-sport {
        font-size: 60px;
    }

    .login-form {
        padding: 30px 20px;
    }

    .login-form h2 {
        font-size: 22px;
    }

    .form-control {
        padding: 10px 12px;
        font-size: 16px;
    }

    .btn-login {
        padding: 11px;
        font-size: 14px;
    }
}