/**
 * Professional Simple Preloader Component
 * Global Transportindo Prima
 * Author: GTrans Team
 * Version: 2.0
 * Date: 2025-12-28
 */

/* ============================================================
   PRELOADER OVERLAY - SIMPLE VERSION
   ============================================================ */
.preloader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.preloader-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================================
   PRELOADER CONTAINER - CENTERED
   ============================================================ */
.preloader-container {
    text-align: center;
    position: relative;
    padding: 40px 30px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* ============================================================
   SIMPLE SPINNING LOADER
   ============================================================ */
.preloader-spinner {
    width: 80px;
    height: 80px;
    border: 6px solid rgba(255, 255, 255, 0.15);
    border-top-color: rgba(255, 255, 255, 0.9);
    border-right-color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    animation: spinLoader 1.2s linear infinite;
    margin: 0 auto 30px;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

/* ============================================================
   LOADING TEXT
   ============================================================ */
.preloader-text {
    color: white;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: 1px;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.4),
        0 4px 8px rgba(0, 0, 0, 0.3),
        0 8px 16px rgba(0, 0, 0, 0.2);
    line-height: 1.2;
}

.preloader-subtext {
    color: rgba(255, 255, 255, 0.95);
    font-size: 15px;
    font-weight: 500;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.4),
        0 4px 8px rgba(0, 0, 0, 0.3);
    line-height: 1.4;
}

/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes spinLoader {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 768px) {
    .preloader-container {
        padding: 30px 20px;
    }

    .preloader-spinner {
        width: 60px;
        height: 60px;
        border-width: 5px;
    }

    .preloader-text {
        font-size: 20px;
    }

    .preloader-subtext {
        font-size: 13px;
    }

    /* ============================================================
   THEME VARIATIONS
   ============================================================ */

    /* Light Theme */
    .preloader-overlay.theme-light {
        background: transparent;
    }

    .preloader-overlay.theme-light .preloader-text {
        color: #1e3a8a;
    }

    .preloader-overlay.theme-light .preloader-subtext {
        color: rgba(30, 58, 138, 0.8);
    }

    .preloader-overlay.theme-light .preloader-spinner {
        border-color: rgba(30, 58, 138, 0.2);
        border-top-color: #1e3a8a;
    }

    /* Success Theme */
    .preloader-overlay.theme-success {
        background: transparent;
    }

    .preloader-overlay.theme-success .preloader-spinner {
        border-color: rgba(255, 255, 255, 0.2);
        border-top-color: white;
    }

    /* Error Theme */
    .preloader-overlay.theme-error {
        background: transparent;
    }

    .preloader-overlay.theme-error .preloader-spinner {
        border-color: rgba(255, 255, 255, 0.2);
        border-top-color: white;
    }