/* ===========================================
   GLOBAL LOADER - BID TURKEY
   =========================================== */

/* Fullscreen Overlay */
#global-loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Logo Container */
.loader-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

/* BID TURKEY Text */
.loader-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.loader-brand-main {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #60a5fa 50%, #ffffff 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmerText 2.5s ease-in-out infinite;
}

.loader-brand-sub {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    color: #94a3b8;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards 0.3s;
}

@keyframes shimmerText {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading Spinner */
.loader-spinner {
    position: relative;
    width: 60px;
    height: 60px;
    margin-top: 1rem;
}

.loader-spinner::before,
.loader-spinner::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 3px solid transparent;
}

.loader-spinner::before {
    border-top-color: #3b82f6;
    border-right-color: #3b82f6;
    animation: spinnerRotate 1.2s linear infinite;
}

.loader-spinner::after {
    inset: 6px;
    border-bottom-color: #60a5fa;
    border-left-color: #60a5fa;
    animation: spinnerRotate 0.8s linear infinite reverse;
}

@keyframes spinnerRotate {
    to { transform: rotate(360deg); }
}

/* Progress Dots */
.loader-dots {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.loader-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #3b82f6;
    animation: dotPulse 1.4s ease-in-out infinite;
}

.loader-dot:nth-child(2) { animation-delay: 0.2s; }
.loader-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes dotPulse {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.4;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Status Text */
.loader-status {
    margin-top: 1.5rem;
    font-size: 0.75rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Mobile Adjustments */
@media (max-width: 640px) {
    .loader-brand-main {
        font-size: 2.5rem;
    }
    
    .loader-brand-sub {
        font-size: 0.75rem;
        letter-spacing: 0.3em;
    }
    
    .loader-spinner {
        width: 48px;
        height: 48px;
    }
}