/* --- Pôvodné štýly (nezmenené) --- */
body, html {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

.kruzok{
  height: 50px;
  width: 50px;
  background-color: #2FC22B;
  border-radius: 50%;
  display: inline-block;
}

.zaciatok {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background-color: white;
    z-index: 1010;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
}

.nadpis {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 35px;
    color:#2FC22B;
    font-weight: 600;
}

/* OPRAVA: tlačidlo o nás zarovnané vertikálne so logom */
.o_nas {
    border: 0.01px solid #74D67F;
    padding: 10px 40px;
    font-size: 20px;
    color: white;
    border-radius: 5px;
    background-color: #74D67F;
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    cursor: pointer;
    margin: 0;
}

/* --- Štýly pre Login stránku --- */

.login-container {
    min-height: 100vh;
    background-image: url('img/login_background.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-start;
    padding-left: 5%;
    padding-right: 5%;
    padding-top: 80px;
    padding-bottom: 30px;
    box-sizing: border-box;
}

.form-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 500px;
}

.form-box {
    background-color: rgba(235, 235, 235, 0.9);
    padding: 30px 40px;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    box-sizing: border-box;
}

.tab-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.btn-tab {
    flex: 1;
    padding: 12px;
    border-radius: 15px;
    border: 2px solid black;
    background: transparent;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none !important;
    color: black;
    text-align: center;
}

.btn-tab_register {
    flex: 1;
    padding: 12px;
    border-radius: 15px;
    border: 2px solid black;
    background-color: #2FC22B;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none !important;
    color: black;
    width: 100%;
    box-sizing: border-box;
}

.btn-tab.active {
    background-color: #2FC22B;
    border-color: black;
    text-decoration: none;
}

.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 18px;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border-radius: 15px;
    border: 1px solid black;
    box-sizing: border-box;
    font-size: 15px;
}

.guest-section {
    display: flex;
    justify-content: center;
}

.btn-guest {
    background-color: #2FC22B;
    border: 2px solid black;
    padding: 15px 50px;
    border-radius: 15px;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
}

.btn-guest:hover, .btn-tab:hover {
    opacity: 0.9;
}

/* ── RESPONZÍVNOSŤ ── */

/* Tablet */
@media (max-width: 768px) {
    .nadpis { font-size: 26px; }
    .kruzok { width: 38px; height: 38px; }
    .o_nas { font-size: 15px; padding: 8px 20px; }

    .login-container {
        padding-left: 5%;
        padding-right: 5%;
        padding-top: 80px;
        align-items: flex-start;
    }

    .form-wrapper { max-width: 100%; }
    .form-box { padding: 24px 24px; border-radius: 20px; }

    .input-group label { font-size: 15px; }
    .input-group input { padding: 10px; font-size: 14px; }

    .btn-tab { font-size: 14px; padding: 10px; }
    .btn-tab_register { font-size: 15px; padding: 11px; }
    .btn-guest { font-size: 17px; padding: 13px; }
}

/* Mobil */
@media (max-width: 520px) {
    .zaciatok { height: 52px; justify-content: center; padding: 0 12px; }
    .nadpis { font-size: 20px; gap: 7px; }
    .kruzok { width: 30px; height: 30px; }
    .o_nas { font-size: 12px; padding: 6px 12px; right: 12px; top: 50%; transform: translateY(-50%); position: absolute; }

    .login-container {
        padding-left: 12px;
        padding-right: 12px;
        padding-top: 66px;
        padding-bottom: 20px;
        align-items: flex-start;
        justify-content: center;
    }

    .form-wrapper { gap: 12px; }

    .form-box {
        padding: 20px 18px;
        border-radius: 16px;
    }

    .tab-buttons { gap: 10px; margin-bottom: 20px; }
    .btn-tab { font-size: 13px; padding: 9px 6px; border-radius: 10px; }

    .input-group { margin-bottom: 11px; }
    .input-group label { font-size: 14px; margin-bottom: 5px; }
    .input-group input { padding: 9px 11px; font-size: 14px; border-radius: 10px; }

    .btn-tab_register { font-size: 14px; padding: 10px; border-radius: 10px; }
    .btn-guest { font-size: 15px; padding: 12px; border-radius: 12px; }
}

/* Veľmi malé mobily */
@media (max-width: 380px) {
    .zaciatok { height: 50px; }
    .nadpis { font-size: 17px; }
    .o_nas { font-size: 11px; padding: 5px 9px; }
    .login-container { padding-top: 60px; }
    .form-box { padding: 16px 14px; }
    .input-group label { font-size: 13px; }
}