html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}


/* === Z Default.aspx <style> bloku === */

.invalid-feedback {
    color: #fff;
    background-color: rgba(220, 53, 69, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    display: none;
}

.is-invalid {
    border-color: #dc3545 !important;
}

/* Pre obrázky, na ktoré sa aplikuje fade efekt */
.imgdelenie, .imgmodule, .imgram {
    transition: opacity 0.6s ease-in-out;
}

#blockingMessageDiv {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: white;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 999;
    color: black;
    font-size: 1.5rem;
    text-align: center;
    padding: 30px;
    box-sizing: border-box;
}

/* === Loading overlay === */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s;
}

    #loading-overlay.fade-out {
        opacity: 0;
        pointer-events: none;
    }

/* === Three.js container === */
#container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.required-star {
    color: #dc3545;
}


/* Tab labels — full text na desktop, skrátené na mobile */
#myTab .nav-link {
    font-size: 11px;
    font-weight: 600;
    padding-left: 0.5rem !important;
    padding-right: 0.5rem !important;
    letter-spacing: -0.5px;
}

#myTab {
    flex-wrap: nowrap !important;
    overflow-x: auto;
    overflow-y: hidden;
    /* Skry scrollbar kým ho user nepotrebuje */
    scrollbar-width: thin;
}

@@media (max-width: 380px) {
    #myTab .nav-link {
        font-size: 10px;
        padding-left: 0.25rem !important;
        padding-right: 0.25rem !important;
    }
}