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

:root {
    --bg-dark: #121b22;
    --accent: #ffffff;
    --glass: rgba(255, 255, 255, 0.07);
    --font-main: 'Montserrat', sans-serif;
}

body {
    font-family: var(--font-main);
    background: radial-gradient(circle at center, #1c2d3d 0%, #0d141a 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 20px;
    position: relative;
}

/* Tasto Torna alla Home */
.back-home {
    position: absolute;
    top: 30px;
    left: 30px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.back-home:hover {
    color: white;
    transform: translateX(-5px);
}

.wrapper {
    width: 100%;
    max-width: 450px;
    text-align: center;
}

/* Titolo Uniforme (Stile Identico all'Immagine) */
.main-title {
    font-weight: 900;
    font-size: 2.2rem; /* Dimensione fissa per tutte le parole */
    letter-spacing: 2px;
    margin-bottom: 40px;
    text-transform: uppercase;
    opacity: 0.95;
    line-height: 1.2;
}

/* Container Glassmorphism */
.container {
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
}

h2 {
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 30px;
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.form-box {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.form-box.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

/* Input Styles */
.input-group {
    margin-bottom: 18px;
    text-align: left;
}

.input-row {
    display: flex;
    gap: 12px;
}

input {
    width: 100%;
    padding: 14px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: white;
    font-family: var(--font-main);
    outline: none;
    transition: 0.3s;
}

input:focus {
    border-color: var(--accent);
    background: rgba(0, 0, 0, 0.3);
}

.forgot-pw {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    margin-bottom: 25px;
    text-align: right;
}

.btn {
    width: 100%;
    padding: 16px;
    background: white;
    color: #0d141a;
    border: none;
    border-radius: 4px;
    font-weight: 900;
    text-transform: uppercase;
    cursor: pointer;
    transition: 0.3s;
    letter-spacing: 1px;
}

.btn:hover {
    background: #e0e0e0;
    transform: translateY(-2px);
}

.links {
    margin-top: 30px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.switch-link {
    color: white;
    font-weight: 700;
    cursor: pointer;
    text-decoration: underline;
    margin-left: 5px;
}

/* --- RESPONSIVE --- */
@media (max-width: 600px) {
    .back-home {
        top: 20px;
        left: 20px;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 1.6rem;
    }
    .input-row {
        flex-direction: column;
        gap: 0;
    }
}