/* ==========================================================================
   Preloader – úvodní animace načítání stránky
   Barevná paleta i typografie odpovídá style/style.css:
   #1D1A38 (tmavá), #F2BC1B (žlutá), #104D90 (modrá), Roboto Condensed
   ========================================================================== */

html.preload-active { overflow: hidden;}

#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
    background: #F8F8F8;
    font-family: "Roboto Condensed", sans-serif;
    transition: opacity .6s ease, visibility .6s ease;
}

#preloader.preloader-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Emblém s logem a rotujícím prstencem */
.preloader-emblem {
    width: 180px;
    height: 180px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preloader-ring, .preloader-ring::before {
    position: absolute;
    inset: 0;
    border-radius: 100%;
}

.preloader-ring {
    border: 3px solid rgba(242,188,27,.15);
    animation: preloader-spin 2.6s linear infinite;
}

.preloader-ring::before {
    content: "";
    border: 3px solid transparent;
    border-top-color: #F2BC1B;
    border-right-color: #104D90;
}

.preloader-logo {
    width: 130px;
    height: 130px;
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f8f8;
    box-shadow: 0 0 0 4px rgba(242,188,27,.2);
    animation: preloader-pulse 1.8s ease-in-out infinite;
}

.preloader-logo img {
    width: 104px;
    height: 104px;
    object-fit: contain;
    display: block;
}

/* Text pod logem */
.preloader-text {
    width: 100%;
    margin-top: 30px;
    color: #1D1A38;
    font-size: 1.1em;
    font-weight: 500;
    letter-spacing: 2px;
    text-align: center;
    text-transform: uppercase;
    opacity: 0;
    animation: preloader-fade-in .6s ease-out .3s forwards;
}

.preloader-text span {
    color: #F2BC1B;
    font-weight: 900;
}

/* Indikátor průběhu */
.preloader-progress {
    width: 220px;
    height: 4px;
    margin-top: 22px;
    border-radius: 4px;
    overflow: hidden;
    background: rgba(29,26,56,.1);
}

.preloader-progress span {
    display: block;
    width: 40%;
    height: 100%;
    border-radius: 4px;
    background: linear-gradient(90deg, #104D90, #F2BC1B);
    animation: preloader-progress-sweep 1.4s ease-in-out infinite;
}

@keyframes preloader-spin {
    from { transform: rotate(0deg);}
    to { transform: rotate(360deg);}
}

@keyframes preloader-pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 4px rgba(242,188,27,.2);}
    50% { transform: scale(1.06); box-shadow: 0 0 0 8px rgba(242,188,27,.08);}
}

@keyframes preloader-fade-in {
    from { opacity: 0; transform: translateY(6px);}
    to { opacity: 1; transform: translateY(0);}
}

@keyframes preloader-progress-sweep {
    0% { transform: translateX(-100%);}
    100% { transform: translateX(350%);}
}

@media screen and (max-width: 480px) {
    .preloader-emblem { width: 130px; height: 130px;}
    .preloader-logo { width: 96px; height: 96px;}
    .preloader-logo img { width: 76px; height: 76px;}
    .preloader-text { font-size: .9em; margin-top: 20px;}
    .preloader-progress { width: 160px; margin-top: 16px;}
}