/**
 * KOODI Preloader Styles
 * Екран завантаження з цікавими фактами
 * Використовує брендові flying-squares
 */

/* ============================================
   PRELOADER CONTAINER
============================================ */

:root {
  /* Основні кольори */
  --black: #131010;
  --gray: #B2AFAF;
  --darkgray: #555; 
  --white: #FDF7F7;
  --bg: #FDF7F7;

  /* Брендові кольори */
  --pink: #FF4E99;
  --orange: #FF9F00;
  --lime: #C6DF2B;
  --blue: #009DFF;

  /* Шрифт */
  --font-family: 'Rubik', sans-serif;
  --header-height: 140px;
}


#koodi-preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    overflow: hidden;
}

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

/* ============================================
   FLYING SQUARES - KOODI BRAND STYLE
============================================ */

#koodi-preloader .preloader-squares {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

#koodi-preloader .preloader-square {
    position: absolute;
    border-radius: 10px;
    opacity: 0;
    animation: preloaderFloatUp linear infinite;
}

/* Брендові кольори: pink #FF4E99, orange #FF9F00, lime #C6DF2B, blue #009DFF */
#koodi-preloader .preloader-square:nth-child(1) { width: 50px; height: 50px; background: #FF4E99; left: 5%; animation-duration: 22s; animation-delay: 0s; }
#koodi-preloader .preloader-square:nth-child(2) { width: 35px; height: 35px; background: #FF9F00; left: 12%; animation-duration: 18s; animation-delay: -4s; }
#koodi-preloader .preloader-square:nth-child(3) { width: 70px; height: 70px; background: #C6DF2B; left: 22%; animation-duration: 28s; animation-delay: -8s; }
#koodi-preloader .preloader-square:nth-child(4) { width: 25px; height: 25px; background: #009DFF; left: 32%; animation-duration: 20s; animation-delay: -2s; }
#koodi-preloader .preloader-square:nth-child(5) { width: 45px; height: 45px; background: #FF4E99; left: 42%; animation-duration: 25s; animation-delay: -6s; }
#koodi-preloader .preloader-square:nth-child(6) { width: 60px; height: 60px; background: #FF9F00; left: 52%; animation-duration: 23s; animation-delay: -10s; }
#koodi-preloader .preloader-square:nth-child(7) { width: 30px; height: 30px; background: #C6DF2B; left: 62%; animation-duration: 19s; animation-delay: -3s; }
#koodi-preloader .preloader-square:nth-child(8) { width: 55px; height: 55px; background: #009DFF; left: 72%; animation-duration: 26s; animation-delay: -7s; }
#koodi-preloader .preloader-square:nth-child(9) { width: 40px; height: 40px; background: #FF4E99; left: 82%; animation-duration: 21s; animation-delay: -12s; }
#koodi-preloader .preloader-square:nth-child(10) { width: 65px; height: 65px; background: #FF9F00; left: 90%; animation-duration: 24s; animation-delay: -5s; }
#koodi-preloader .preloader-square:nth-child(11) { width: 20px; height: 20px; background: #C6DF2B; left: 8%; animation-duration: 17s; animation-delay: -9s; }
#koodi-preloader .preloader-square:nth-child(12) { width: 75px; height: 75px; background: #009DFF; left: 48%; animation-duration: 30s; animation-delay: -15s; }

@keyframes preloaderFloatUp {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    5% { opacity: 0.12; }
    95% { opacity: 0.12; }
    100% { transform: translateY(-150px) rotate(360deg); opacity: 0; }
}

/* ============================================
   LOGO
============================================ */

#koodi-preloader .preloader-logo {
    width: 120px;
    height: auto;
    margin-bottom: 30px;
    animation: preloaderPulse 2s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(255, 78, 153, 0.5));
    position: relative;
    z-index: 1;
}

@keyframes preloaderPulse {
    0%, 100% {
        transform: scale(1);
        filter: drop-shadow(0 0 20px rgba(255, 78, 153, 0.5));
    }
    50% {
        transform: scale(1.05);
        filter: drop-shadow(0 0 30px rgba(255, 78, 153, 0.8));
    }
}

/* ============================================
   FACT CARD
============================================ */

#koodi-preloader .preloader-fact {
    max-width: 500px;
    padding: 30px 40px;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95));
    border: 3px solid var(--orange);
    border-radius: 25px;
    text-align: center;
    box-shadow:
        8px 8px 0 rgba(0, 0, 0, 0.5),
        0 0 40px rgba(255, 159, 0, 0.2);
    animation: preloaderCardAppear 0.8s ease-out;
    position: relative;
    z-index: 1;
}

@keyframes preloaderCardAppear {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

#koodi-preloader .preloader-fact-icon {
    font-size: 3.5em;
    margin-bottom: 15px;
    display: block;
    animation: preloaderIconBounce 1.5s ease-in-out infinite;
}

@keyframes preloaderIconBounce {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-8px) rotate(-5deg); }
    75% { transform: translateY(-8px) rotate(5deg); }
}

#koodi-preloader .preloader-fact-label {
    display: inline-block;
    background: linear-gradient(135deg, #FF9F00, #FFB84D);
    color: var(--black);
    font-size: 0.75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 15px;
    border: 2px solid var(--black);
    box-shadow: 3px 3px 0 var(--black);
}

#koodi-preloader .preloader-fact-text {
    color: #FFF;
    font-size: 1.15em;
    line-height: 1.7;
    font-weight: 500;
    margin: 0;
}

/* ============================================
   LOADING INDICATOR
============================================ */

#koodi-preloader .preloader-loading {
    margin-top: 35px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    position: relative;
    z-index: 1;
}

#koodi-preloader .preloader-dots {
    display: flex;
    gap: 10px;
}

#koodi-preloader .preloader-dot {
    width: 12px;
    height: 12px;
    background: var(--lime);
    border-radius: 50%;
    border: 2px solid var(--black);
    animation: preloaderDotBounce 1.4s ease-in-out infinite;
}

#koodi-preloader .preloader-dot:nth-child(1) { animation-delay: 0s; }
#koodi-preloader .preloader-dot:nth-child(2) { animation-delay: 0.2s; }
#koodi-preloader .preloader-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes preloaderDotBounce {
    0%, 80%, 100% {
        transform: scale(1);
        background: var(--lime);
    }
    40% {
        transform: scale(1.3);
        background: var(--pink);
    }
}

#koodi-preloader .preloader-text {
    color: #888;
    font-size: 0.9em;
    font-weight: 500;
    letter-spacing: 1px;
}

/* ============================================
   SKIP BUTTON
============================================ */

#koodi-preloader .preloader-skip {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.5);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8em;
    cursor: pointer;
    transition: all 0.3s;
    opacity: 0;
    animation: preloaderSkipAppear 0.5s ease-out 1.5s forwards;
    z-index: 2;
}

@keyframes preloaderSkipAppear {
    to { opacity: 1; }
}

#koodi-preloader .preloader-skip:hover {
    border-color: var(--lime);
    color: var(--lime);
    background: rgba(198, 223, 43, 0.1);
}

/* ============================================
   MOBILE RESPONSIVE
============================================ */

@media (max-width: 600px) {
    #koodi-preloader .preloader-logo {
        width: 80px;
        margin-bottom: 20px;
    }

    #koodi-preloader .preloader-fact {
        max-width: 90%;
        padding: 20px 25px;
        margin: 0 15px;
        border-radius: 18px;
    }

    #koodi-preloader .preloader-fact-icon {
        font-size: 2.5em;
    }

    #koodi-preloader .preloader-fact-text {
        font-size: 1em;
    }

    #koodi-preloader .preloader-skip {
        bottom: 20px;
        right: 20px;
        font-size: 0.75em;
        padding: 6px 12px;
    }
}