@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

body {
    background: #0f0c20;
    background-image: 
        radial-gradient(at 0% 0%, rgba(168, 85, 247, 0.25) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(99, 102, 241, 0.2) 0px, transparent 50%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #f1f5f9;
}

/* Kontener na formularz (Szklany Kadr) */
.auth-card {
    background: rgba(30, 27, 46, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    width: 100%;
    max-width: 420px;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h2 {
    font-size: 26px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.auth-header p {
    color: #94a3b8;
    font-size: 14px;
}

/* Pola formularza */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #cbd5e1;
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 14px;
    color: #94a3b8;
    font-size: 15px;
    transition: 0.2s;
}

.input-wrapper input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    transition: all 0.2s ease;
}

.input-wrapper input:focus {
    border-color: #a855f7;
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.15);
}

.input-wrapper input:focus + i {
    color: #a855f7;
}

/* Przycisk wysyłania */
.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
    margin-top: 10px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(168, 85, 247, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

/* Komunikaty błędów/sukcesu */
.alert {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 13px;
    margin-bottom: 20px;
}

.alert-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.alert-success {
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}

/* Stopka z przełączaniem login/rejestracja */
.auth-footer {
    text-align: center;
    margin-top: 25px;
    font-size: 13px;
    color: #94a3b8;
}

.auth-footer a {
    color: #c084fc;
    text-decoration: none;
    font-weight: 600;
    transition: 0.2s;
}

.auth-footer a:hover {
    text-decoration: underline;
}