/* Preloader Styles with CSS Variables */
:root {
  --preload-bg: #0A0A0A;
  --preload-loader: #fbbf24;
  --preload-loader-bg: rgba(251, 191, 36, 0.2);
  --preload-text: #e5e7eb;
}

/* Light Mode - Applied when .dark is not present */
:root:not(.dark) {
  --preload-bg: rgba(255, 255, 255, 0.98);
  --preload-loader: #fb923c;
  --preload-loader-bg: rgba(251, 146, 60, 0.2);
  --preload-text: #4b5563;
}

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--preload-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    z-index: 9999;
    transition: opacity 0.8s ease-out, 
                visibility 0.8s ease-out;
    overflow: hidden;
}

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

.preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.5s ease-out;
}

.loader {
    width: 70px;
    height: 70px;
    border: 4px solid var(--preload-loader-bg);
    border-top: 4px solid var(--preload-loader);
    border-radius: 50%;
    animation: spin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    position: relative;
    box-shadow: 0 0 20px var(--preload-loader-bg);
}

.loader-text {
    margin-top: 20px;
    color: var(--preload-text);
    font-weight: 500;
    text-align: center;
    font-size: 1.1em;
    letter-spacing: 0.5px;
    animation: pulse 1.5s infinite;
}

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

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

@keyframes pulse {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* Loading Dots Animation */
.loader-text::after {
    content: '...';
    animation: dots 1.5s steps(5, end) infinite;
    display: inline-block;
    width: 0;
    overflow: hidden;
    vertical-align: bottom;
}

@keyframes dots {
    0%, 20% { width: 0; }
    40% { width: 0.5em; }
    60% { width: 1em; }
    80%, 100% { width: 1.5em; }
}