/**
 * Estepona.eu - Premium page preloader styles
 * Estilos externalizados y cacheables para el preloader del portal.
 */

#site-preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--preload-bg, #0f172a);
    z-index: 999999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.6s;
    opacity: 1;
    visibility: visible;
    gap: 2rem;
}

.preloader-brand {
    font-size: 2.5rem;
    font-weight: 900;
    color: #ffffff;
    letter-spacing: 2px;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    animation: preloaderPulse 2s infinite ease-in-out;
}

.preloader-spinner-container {
    position: relative;
    width: 80px;
    height: 80px;
}

.preloader-circle-outer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 4px solid rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.preloader-circle-spinning {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 4px solid transparent;
    border-top-color: var(--primary, #6366f1);
    border-radius: 50%;
    animation: preloaderSpin 1s linear infinite;
}

.preloader-inner-pulse {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 50px;
    height: 50px;
    background: radial-gradient(circle, var(--primary, #6366f1) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.15;
    animation: preloaderPulseInner 1.5s infinite ease-in-out;
}

@keyframes preloaderSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes preloaderPulse {
    0%, 100% { transform: scale(0.98); opacity: 0.9; }
    50% { transform: scale(1.02); opacity: 1; }
}

@keyframes preloaderPulseInner {
    0%, 100% { transform: scale(0.8); opacity: 0.1; }
    50% { transform: scale(1.2); opacity: 0.3; }
}