/* ==================== SAMSUNG-STYLE GLITCH PRELOADER ==================== */
/* Clean, minimal design with automatic theme detection */
/* Standalone file - just link this CSS and add the HTML structure */

#webPreloader {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    /* Light theme: Softer, less eye-straining gradient (Grey/White) */
    background: linear-gradient(180deg, #f8fafc, #edf2f7, #e2e8f0, #cbd5e1) !important;
    background-size: 100% 300% !important;
    animation: gradientShift 6s ease-in-out infinite, enforceMinDisplay 2.5s linear !important;
    z-index: 999999 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Explicit Light Theme (when switched) */
[data-theme="light"] #webPreloader,
[data-theme="light"] #preloader {
    background: linear-gradient(180deg, #f8fafc, #edf2f7, #e2e8f0, #cbd5e1) !important;
    background-size: 100% 300% !important;
}

/* System dark mode preference (first visit) */
@media (prefers-color-scheme: dark) {
    #webPreloader, #preloader {
        background: linear-gradient(180deg, #0f0f1a, #1a1a2e, #2d2d44, #3d3d5a) !important;
        background-size: 100% 300% !important;
        animation: gradientShift 6s ease-in-out infinite, enforceMinDisplay 2.5s linear !important;
    }
}

/* Dark theme: Deep blue-purple gradient */
[data-theme="dark"] #webPreloader,
[data-theme="dark"] #preloader {
    background: linear-gradient(180deg, #0f0f1a, #1a1a2e, #2d2d44, #3d3d5a) !important;
    background-size: 100% 300% !important;
    animation: gradientShift 6s ease-in-out infinite, enforceMinDisplay 2.5s linear !important;
}

/* Enforce minimum display time */
@keyframes enforceMinDisplay {
    0%, 99% {
        pointer-events: all;
    }
    100% {
        pointer-events: all;
    }
}

body.loaded #webPreloader {
    opacity: 0 !important;
    visibility: hidden !important;
    transition-delay: 2.5s !important;
}

.loader-content {
    text-align: center;
    position: relative;
    z-index: 1000000 !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Logo with subtle glitch */
/* KSP text - Rainbow gradient matching sidebar logo */
.loader-logo {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 4px;
    position: relative;
    /* Removed inline-block !important to fix absolute centering */
    /* Rainbow gradient matching sidebar */
    background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: subtleGlitch 3s ease-in-out infinite;
    text-shadow: none; /* Remove glow for cleaner gradient */
}

/* System dark mode preference - keep rainbow gradient */
@media (prefers-color-scheme: dark) {
    .loader-logo {
        background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
}

/* Light theme - keep rainbow gradient */
@media (prefers-color-scheme: light) {
    .loader-logo {
        background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
}

/* Dark theme via data attribute - keep rainbow gradient */
[data-theme="dark"] .loader-logo {
    background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Light theme via data attribute - keep rainbow gradient */
[data-theme="light"] .loader-logo {
    background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Minimal glitch effect */
.loader-logo::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
}

.loader-logo::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
}

/* Circular progress bar around KSP */
.loading-spinner {
    position: relative;
    width: 220px;
    height: 220px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg); /* Start from top */
}

.spinner-circle circle {
    fill: none;
    stroke-width: 4;
    stroke-linecap: round;
}

/* Background circle */
.spinner-circle .circle-bg {
    stroke: rgba(99, 102, 241, 0.2);
}

/* Progress circle - animated by JavaScript */
/* Progress circle - animated by JavaScript */
.spinner-circle .circle-progress {
    stroke: url(#rainbowGradient);
    stroke-dasharray: 691; /* 2 * PI * 110 (radius) */
    stroke-dashoffset: 691; /* Start empty */
    transition: stroke-dashoffset 0.1s linear; /* Smooth updates */
}

/* Dark theme colors */
@media (prefers-color-scheme: dark) {
    .spinner-circle .circle-bg {
        stroke: rgba(255, 255, 255, 0.1);
    }
    /* Keep gradient for progress in dark mode */
}

[data-theme="dark"] .spinner-circle .circle-bg {
    stroke: rgba(255, 255, 255, 0.1);
}
/* Keep gradient for progress in dark mode */

/* Continuous fill animation - like loading bar */
@keyframes fillProgress {
    0%, 100% {
        stroke-dashoffset: 691; /* Empty */
    }
    50% {
        stroke-dashoffset: 0; /* Full */
    }
}

/* Inner content wrapper - Center of the circle */
.spinner-inner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    z-index: 10;
}

/* KSP logo - Stacked via flexbox */
.loading-spinner .loader-logo {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    margin: 0 0 25px 0; /* Increased spacing to push text down */
    line-height: 1;
    white-space: nowrap;
    text-indent: 4px;
    width: auto;
}

/* Loading text - Stacked via flexbox */
/* Loading text - Stacked via flexbox - Rainbow Gradient */
.loading-text {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    bottom: auto;
    margin: 0;
    font-size: 0.8rem;
    color: transparent; /* Text is now gradient */
    letter-spacing: 6px; /* Reduced to fit better within circle */
    margin-right: -6px; /* Compensate for last character spacing */
    font-weight: 700;
    animation: textFade 2s ease-in-out infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
    /* Rainbow gradient */
    background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none; /* No shadow on gradient text */
}

/* Remove dark theme overrides since we use gradient */
@media (prefers-color-scheme: dark) {
    .loading-text {
        background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        text-shadow: none;
    }
}

[data-theme="dark"] .loading-text {
    background: linear-gradient(135deg, #6366f1, #3b82f6, #06b6d4, #10b981, #f59e0b, #ec4899, #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

/* ... existing styles ... */

/* ... existing styles ... */

.loading-dots {
    display: inline-block;
    margin-left: 4px;
}

.loading-dots span {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #6366f1; /* Default/Dot 1 */
    border-radius: 50%;
    margin: 0 3px;
    animation: dotBounce 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(1) {
    background: #6366f1; /* Indigo */
    animation-delay: 0s;
}

.loading-dots span:nth-child(2) {
    background: #10b981; /* Emerald */
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    background: #ec4899; /* Pink */
    animation-delay: 0.4s;
}

/* Loading percentage - Fixed at absolute bottom of screen */
.loading-percentage {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1; /* Light theme: Blue */
    letter-spacing: 2px;
    z-index: 1000001;
    text-shadow: none;
    margin-top: 0;
}

@media (prefers-color-scheme: dark) {
    .loading-percentage {
        color: #ffd700; /* Dark theme: Gold */
    }
}

[data-theme="dark"] .loading-percentage {
    color: #ffd700;
}

/* Mobile responsive */
@media (max-width: 480px) {
    .loading-text {
        bottom: 20px;
        font-size: 0.8rem;
    }
    .loading-percentage {
        bottom: 50px;
        font-size: 1.2rem;
    }
}

/* Animations */
@keyframes subtleGlitch {
    0%, 94%, 100% {
        transform: translate(0);
        opacity: 1;
    }
    95% {
        transform: translate(-2px, 0);
        opacity: 0.8;
    }
    96% {
        transform: translate(2px, 0);
        opacity: 0.8;
    }
    97% {
        transform: translate(0);
        opacity: 1;
    }
}

@keyframes barSlide {
    0% {
        left: -40%;
    }
    100% {
        left: 100%;
    }
}

@keyframes textFade {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

@keyframes dotBounce {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-4px);
    }
}

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

/* Mobile responsive */
@media (max-width: 480px) {
    .loader-logo {
        font-size: 2.5rem !important;
        letter-spacing: 2px;
    }
    
    .loading-bar {
        width: 150px;
    }
    
    .loading-text {
        font-size: 0.8rem;
        letter-spacing: 2px;
    }
}

/* Hide skeleton loader when preloader is active */
body:not(.loaded) #skeletonLoader {
    display: none !important;
}