/* Modern Preloader Frontend Stylesheet */

#modern-preloader-container {
    box-sizing: border-box;
    transition: opacity 0.5s ease, transform 0.5s ease;
    user-select: none;
    pointer-events: auto;
}

#modern-preloader-container * {
    box-sizing: border-box;
}

.mp-content-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 24px;
    z-index: 10;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* SUB LOADING TEXT */
.mp-loading-text-sub {
    font-size: 15px;
    font-weight: 500;
    color: var(--mp-text-color);
    letter-spacing: 2px;
    opacity: 0.8;
    text-transform: uppercase;
    animation: mp-pulse-text 2s ease-in-out infinite;
}

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

/* ==========================================================================
   DESIGN 1: NEON PULSE LOOP
   ========================================================================== */
.mp-neon-spinner {
    position: relative;
    width: 80px;
    height: 80px;
}

.mp-neon-spinner .mp-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, 0.03);
    border-top: 4px solid var(--mp-primary-color);
    border-bottom: 4px solid var(--mp-primary-color);
    animation: mp-spin 1.2s cubic-bezier(0.5, 0.1, 0.5, 0.9) infinite;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.1), inset 0 0 10px rgba(59, 130, 246, 0.1);
}

.mp-neon-spinner .mp-core {
    position: absolute;
    top: 24px;
    left: 24px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--mp-primary-color);
    box-shadow: 0 0 20px var(--mp-primary-color), 0 0 40px var(--mp-primary-color);
    animation: mp-pulse 1.5s ease-in-out infinite;
}

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

@keyframes mp-pulse {
    0%, 100% { transform: scale(0.8); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
}

/* ==========================================================================
   DESIGN 2: GEOMETRIC MORPH
   ========================================================================== */
.mp-geom-container {
    position: relative;
    width: 64px;
    height: 64px;
}

.mp-geom-shape {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--mp-primary-color);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.mp-geom-shape.mp-circle {
    border-radius: 50%;
    animation: mp-geom-fade-1 3s ease-in-out infinite;
}

.mp-geom-shape.mp-square {
    border-radius: 8px;
    animation: mp-geom-fade-2 3s ease-in-out infinite;
}

.mp-geom-shape.mp-triangle {
    background: transparent;
    box-shadow: none;
    animation: mp-geom-fade-3 3s ease-in-out infinite;
}

.mp-geom-shape.mp-triangle svg {
    width: 100%;
    height: 100%;
    fill: var(--mp-primary-color);
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.2));
}

@keyframes mp-geom-fade-1 {
    0%, 25%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    33%, 90% { opacity: 0; transform: scale(0.6) rotate(120deg); }
}

@keyframes mp-geom-fade-2 {
    0%, 25%, 66%, 100% { opacity: 0; transform: scale(0.6) rotate(-120deg); }
    33%, 58% { opacity: 1; transform: scale(1) rotate(0deg); }
}

@keyframes mp-geom-fade-3 {
    0%, 58%, 100% { opacity: 0; transform: scale(0.6) rotate(120deg); }
    66%, 90% { opacity: 1; transform: scale(1) rotate(0deg); }
}

/* ==========================================================================
   DESIGN 3: GRADIENT WAVE
   ========================================================================== */
.mp-wave-container {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 60px;
}

.mp-wave-bar {
    width: 6px;
    height: 24px;
    background: linear-gradient(to top, var(--mp-primary-color), #a855f7);
    border-radius: 4px;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.3);
    animation: mp-wave 1.2s ease-in-out infinite;
}

.mp-wave-bar:nth-child(1) { animation-delay: -0.4s; }
.mp-wave-bar:nth-child(2) { animation-delay: -0.3s; }
.mp-wave-bar:nth-child(3) { animation-delay: -0.2s; }
.mp-wave-bar:nth-child(4) { animation-delay: -0.1s; }
.mp-wave-bar:nth-child(5) { animation-delay: 0s; }

@keyframes mp-wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(2.6); }
}

/* ==========================================================================
   DESIGN 4: BRAND TEXT SHIMMER (REVEAL)
   ========================================================================== */
.mp-text-shimmer-container {
    perspective: 1000px;
}

.mp-text-shimmer-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--mp-text-color);
    margin: 0;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.mp-text-shimmer-title span {
    display: inline-block;
    opacity: 0;
    transform: translate3d(0, 20px, -50px) rotateX(-90deg);
    animation: mp-char-reveal 0.8s cubic-bezier(0.25, 1, 0.5, 1) forwards;
    animation-delay: calc(var(--char-idx) * 0.06s);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

@keyframes mp-char-reveal {
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotateX(0deg);
    }
}

/* Continuous shimming/glowing text sweep effect */
.mp-design-text_shimmer .mp-text-shimmer-title {
    background: linear-gradient(
        90deg, 
        var(--mp-text-color) 0%, 
        var(--mp-text-color) 35%, 
        var(--mp-primary-color) 50%, 
        var(--mp-text-color) 65%, 
        var(--mp-text-color) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: mp-text-shimmer-sweep 3s linear infinite;
    animation-delay: 1.5s;
}

@keyframes mp-text-shimmer-sweep {
    to { background-position: 200% center; }
}

/* ==========================================================================
   DESIGN 5: LOGO BOUNCE & PROGRESS BAR
   ========================================================================== */
.mp-logo-container {
    animation: mp-logo-float 3s ease-in-out infinite;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mp-custom-logo {
    max-width: var(--mp-logo-width);
    height: auto;
    display: block;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.15));
}

.mp-progress-bar-wrapper {
    width: 220px;
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(4px);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

.mp-progress-bar-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--mp-primary-color), #a855f7);
    box-shadow: 0 0 10px var(--mp-primary-color);
    border-radius: 10px;
    transition: width 0.2s ease-out;
}

@keyframes mp-logo-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}


/* ==========================================================================
   TRANSITION / EXIT ANIMATIONS
   ========================================================================== */

/* 1. FADE & BLUR OUT */
.mp-transition-fade_blur.mp-loaded {
    opacity: 0;
    filter: blur(30px);
    pointer-events: none;
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), filter 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}
.mp-transition-fade_blur.mp-loaded .mp-content-wrapper {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* 2. SLIDE UP CURTAIN */
.mp-transition-slide_up.mp-loaded {
    transform: translateY(-100%);
    pointer-events: none;
    transition: transform 0.8s cubic-bezier(0.85, 0, 0.15, 1);
}
.mp-transition-slide_up.mp-loaded .mp-content-wrapper {
    opacity: 0;
    transform: translateY(-40px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* 3. SPLIT CURTAINS */
#modern-preloader-container.mp-transition-split_curtains {
    background-color: transparent !important;
}

#modern-preloader-container.mp-transition-split_curtains::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background-color: var(--mp-bg-color);
    z-index: -1;
    transition: transform 0.9s cubic-bezier(0.85, 0, 0.15, 1);
}

#modern-preloader-container.mp-transition-split_curtains::after {
    content: "";
    position: fixed;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-color: var(--mp-bg-color);
    z-index: -1;
    transition: transform 0.9s cubic-bezier(0.85, 0, 0.15, 1);
}

#modern-preloader-container.mp-transition-split_curtains.mp-loaded::before {
    transform: translateX(-100%);
}

#modern-preloader-container.mp-transition-split_curtains.mp-loaded::after {
    transform: translateX(100%);
}

#modern-preloader-container.mp-transition-split_curtains.mp-loaded .mp-content-wrapper {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#modern-preloader-container.mp-transition-split_curtains.mp-loaded {
    pointer-events: none;
    /* Delay container visibility hide until curtains completely slide away */
    transition: visibility 0s linear 0.9s;
    visibility: hidden;
}

/* 4. ZOOM & FADE OUT */
.mp-transition-zoom_fade.mp-loaded {
    opacity: 0;
    transform: scale(1.12);
    pointer-events: none;
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}
.mp-transition-zoom_fade.mp-loaded .mp-content-wrapper {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.4s ease, transform 0.4s ease;
}