/* ============================================
   SIRATIM - PREMIUM PRELOADER
   ============================================ */

#siratim-preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #FFFFFF;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.35s ease, visibility 0.35s ease;
    /* Prevent CLS */
    will-change: opacity, transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

#siratim-preloader.preloader-hiding {
    opacity: 0;
    visibility: hidden;
}

#siratim-preloader.preloader-removed {
    display: none;
}

.preloader-content {
    text-align: center;
    max-width: 600px;
    padding: 0 var(--spacing-md);
    position: relative;
}

.preloader-wordmark {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: normal;
    background: linear-gradient(135deg, #1a1a1a 0%, var(--brand-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    text-transform: none;
    opacity: 0;
    transform: translateY(10px);
    position: relative;
}

.preloader-tagline {
    font-family: var(--font-body);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    color: #6B6B6B;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    transform: translateY(10px);
}

.preloader-progress-container {
    margin-top: var(--spacing-lg);
}

.preloader-progress-bar {
    width: 280px;
    max-width: 100%;
    height: 2px;
    background: #EDEDED;
    border-radius: 1px;
    margin: 0 auto var(--spacing-sm);
    position: relative;
    overflow: hidden;
}

.preloader-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(135deg, #1a1a1a 0%, var(--brand-red) 100%);
    border-radius: 1px;
    overflow: hidden;
}

.preloader-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.45) 50%,
        transparent 100%
    );
    animation: shimmer 2s infinite;
    opacity: 0;
}

.preloader-shimmer.active {
    opacity: 1;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.preloader-underline {
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 1px;
    background: linear-gradient(135deg, #1a1a1a 0%, var(--brand-red) 100%);
    opacity: 0;
    transition: width 0.2s ease, opacity 0.2s ease;
}

.preloader-underline.active {
    opacity: 1;
}

.preloader-percentage {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: #6B6B6B;
    margin-top: var(--spacing-xs);
    opacity: 0.8;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    #siratim-preloader {
        transition: opacity 0.2s ease;
    }
    
    .preloader-wordmark,
    .preloader-tagline {
        transition: opacity 0.2s ease;
    }
    
    .preloader-shimmer {
        animation: none;
        opacity: 0;
    }
    
    .preloader-progress-fill {
        transition: width 0.3s linear;
    }
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    .preloader-wordmark {
        font-size: 2rem;
        letter-spacing: 0.1em;
    }
    
    .preloader-tagline {
        font-size: 0.875rem;
    }
    
    .preloader-progress-bar {
        width: 240px;
    }
}