/* =========================================
   GRADPRUS PRELOADER
   Namespace: gp-preloader-
   ========================================= */

.gp-preloader-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* =========================================
   MAIN
   ========================================= */

.gp-preloader {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 100vh;
    overflow: hidden;
    z-index: 2;
}

.gp-preloader-active {
    position: relative;
}

.gp-preloader-completed {
    /* state before completion */
}


/* =========================================
   PROGRESS BAR
   ========================================= */

.gp-preloader-progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(15, 30, 50, 0.7);
    z-index: 1000;
}

.gp-preloader-progress {
    height: 100%;
    background: linear-gradient(
        90deg,
        #2c5282,
        #4299e1,
        #63b3ed,
        #90cdf4
    );

    transition: width 0.6s ease;

    box-shadow:
        0 0 20px rgba(66, 153, 225, 0.4);

    z-index: 1001;
}


/* =========================================
   IMAGE CONTAINER
   ========================================= */

.gp-preloader-images {
    position: absolute;
    top: 50%;
    left: 50%;

    width: 400px;
    height: 500px;

    transform: translate(-50%, -50%);

    display: flex;
    align-items: center;
    justify-content: center;

    transition:
        all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    z-index: 1;
}


/* =========================================
   SINGLE IMAGE
   ========================================= */

.gp-preloader-image {
    position: absolute;

    width: 100%;
    height: 100%;

    opacity: 0;

    transform:
        scale(0.8)
        translateY(30px);

    transition:
        all 0.8s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        );

    border-radius: 20px;
    overflow: hidden;

    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.8);

    filter: brightness(0.85);

    border:
        1px solid rgba(66, 153, 225, 0.1);
}

.gp-preloader-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;

    transition:
        transform 0.6s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        );
}


/* =========================================
   ACTIVE IMAGE
   ========================================= */

.gp-preloader-image-active {
    opacity: 1;

    transform:
        scale(1)
        translateY(0);

    filter: brightness(1);

    z-index: 1;

    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.9),
        0 0 0 1px rgba(66, 153, 225, 0.2),
        0 0 20px rgba(66, 153, 225, 0.3);
}


/* =========================================
   2x2 IMAGE GRID
   ========================================= */

.gp-preloader-images-show-all {
    display: grid;

    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);

    gap: 20px;

    width: min(90%, 1000px);
    height: auto;

    aspect-ratio: 16 / 9;

    min-height: 400px;

    padding: 10px;
}


/* =========================================
   GRID IMAGES
   ========================================= */

.gp-preloader-images-show-all
.gp-preloader-image {
    position: relative;

    width: 100%;
    height: 100%;

    opacity: 1;

    transform: scale(1);

    border-radius: 16px;

    overflow: hidden;

    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(66, 153, 225, 0.1);

    transition:
        transform 0.4s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        ),
        box-shadow 0.4s ease,
        filter 0.4s ease;

    filter:
        brightness(0.9)
        saturate(0.95);

    aspect-ratio: 1 / 1;

    animation:
        gp-preloader-fade-in-grid
        1.5s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        )
        forwards;
}


/* =========================================
   GRID POSITIONING
   ========================================= */

.gp-preloader-images-show-all
.gp-preloader-image-1 {
    grid-area: 1 / 1 / 2 / 2;
    animation-delay: 0.1s;
}

.gp-preloader-images-show-all
.gp-preloader-image-2 {
    grid-area: 1 / 2 / 2 / 3;
    animation-delay: 0.2s;
}

.gp-preloader-images-show-all
.gp-preloader-image-3 {
    grid-area: 2 / 1 / 3 / 2;
    animation-delay: 0.3s;
}

.gp-preloader-images-show-all
.gp-preloader-image-4 {
    grid-area: 2 / 2 / 3 / 3;
    animation-delay: 0.4s;
}


/* =========================================
   GRID HOVER
   ========================================= */

.gp-preloader-images-show-all
.gp-preloader-image:hover {
    transform:
        scale(1.05)
        translateY(-5px);

    box-shadow:
        0 15px 45px rgba(0, 0, 0, 0.7),
        0 0 0 2px rgba(66, 153, 225, 0.3),
        0 0 30px rgba(66, 153, 225, 0.4);

    filter:
        brightness(1.05)
        saturate(1.1);

    z-index: 2;
}


/* =========================================
   TITLE OVERLAY
   ========================================= */

.gp-preloader-title-overlay {
    position: absolute;

    top: 0;
    left: 0;

    width: 100%;
    height: 100%;

    display: flex;

    align-items: center;
    justify-content: center;

    z-index: 10;

    pointer-events: none;
}


/* =========================================
   TITLE WRAPPER
   ========================================= */

.gp-preloader-title-wrapper {
    text-align: center;

    padding: 2.5rem 3rem;

    background:
        linear-gradient(
            145deg,
            rgba(15, 30, 50, 0.9) 0%,
            rgba(22, 45, 80, 0.9) 50%,
            rgba(15, 30, 50, 0.9) 100%
        );

    border-radius: 24px;

    backdrop-filter:
        blur(16px)
        saturate(180%);

    border:
        1px solid rgba(66, 153, 225, 0.3);

    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(66, 153, 225, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);

    animation:
        gp-preloader-title-float
        6s ease-in-out infinite;
}


/* =========================================
   TITLE
   ========================================= */

.gp-preloader-title-gradient {
    font-size: 4rem;
    font-weight: 800;

    background:
        linear-gradient(
            90deg,
            #2c5282 0%,
            #4299e1 25%,
            #63b3ed 50%,
            #4299e1 75%,
            #2c5282 100%
        );

    background-size: 300% 300%;

    -webkit-background-clip: text;
    background-clip: text;

    -webkit-text-fill-color: transparent;

    color: transparent;

    line-height: 1.1;

    letter-spacing: 2.5px;

    text-transform: uppercase;

    animation:
        gp-preloader-gradient-flow 4s ease infinite,
        gp-preloader-text-shimmer 3s ease-in-out infinite;
}


/* =========================================
   SUBTITLE
   ========================================= */

.gp-preloader-title-subtext {
    font-size: 1.5rem;

    color: rgba(200, 220, 255, 0.95);

    margin-top: 1.2rem;

    opacity: 0;

    transform: translateY(25px);

    transition:
        all 0.8s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        );

    text-shadow:
        0 2px 8px rgba(0, 0, 0, 0.6);

    font-weight: 300;

    letter-spacing: 1px;
}

.gp-preloader-title-subtext-visible {
    opacity: 1;

    transform: translateY(0);
}


/* =========================================
   TITLE ANIMATION STATES
   ========================================= */

.gp-preloader-title-animation-step-0 {
    opacity: 0;

    transform:
        translateY(50px)
        scale(0.9);
}

.gp-preloader-title-animation-step-1 {
    animation:
        gp-preloader-title-appear
        1.4s cubic-bezier(
            0.34,
            1.56,
            0.64,
            1
        )
        forwards;
}


/* =========================================
   SCROLL INDICATOR
   ========================================= */

.gp-preloader-scroll-indicator {
    position: absolute;

    bottom: 40px;
    left: 50%;

    transform: translateX(-50%);

    z-index: 20;

    text-align: center;

    opacity: 0;

    animation:
        gp-preloader-scroll-indicator-appear
        0.8s ease forwards 1s;

    pointer-events: none;
}

.gp-preloader-scroll-text {
    color: rgba(200, 220, 255, 0.9);

    font-size: 1rem;

    margin-bottom: 10px;

    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.5);

    letter-spacing: 1px;
}

.gp-preloader-scroll-arrow {
    color: rgba(66, 153, 225, 0.9);

    animation:
        gp-preloader-bounce
        2s infinite;

    font-size: 1.5rem;
}


/* =========================================
   ANIMATIONS
   ========================================= */

@keyframes gp-preloader-fade-in-grid {
    from {
        opacity: 0;

        transform:
            translateY(100px)
            scale(0.8)
            rotateY(-15deg);
    }

    to {
        opacity: 1;

        transform:
            translateY(0)
            scale(1)
            rotateY(0);
    }
}


@keyframes gp-preloader-title-float {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}


@keyframes gp-preloader-gradient-flow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}


@keyframes gp-preloader-text-shimmer {
    0% {
        text-shadow:
            0 0 15px rgba(44, 82, 130, 0.4),
            0 0 30px rgba(66, 153, 225, 0.3),
            0 0 45px rgba(99, 179, 237, 0.2);
    }

    50% {
        text-shadow:
            0 0 25px rgba(44, 82, 130, 0.7),
            0 0 40px rgba(66, 153, 225, 0.5),
            0 0 55px rgba(99, 179, 237, 0.3),
            0 0 70px rgba(144, 205, 244, 0.2);
    }

    100% {
        text-shadow:
            0 0 15px rgba(44, 82, 130, 0.4),
            0 0 30px rgba(66, 153, 225, 0.3),
            0 0 45px rgba(99, 179, 237, 0.2);
    }
}


@keyframes gp-preloader-title-appear {
    0% {
        opacity: 0;

        transform:
            translateY(60px)
            scale(0.85)
            rotateX(-15deg);
    }

    70% {
        transform:
            translateY(-10px)
            scale(1.02)
            rotateX(5deg);
    }

    100% {
        opacity: 1;

        transform:
            translateY(0)
            scale(1)
            rotateX(0);
    }
}


@keyframes gp-preloader-scroll-indicator-appear {
    from {
        opacity: 0;

        transform:
            translateX(-50%)
            translateY(20px);
    }

    to {
        opacity: 1;

        transform:
            translateX(-50%)
            translateY(0);
    }
}


@keyframes gp-preloader-bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}


/* =========================================
   RESPONSIVE
   ========================================= */

@media (min-width: 1400px) {
    .gp-preloader-images-show-all {
        width: min(90%, 1200px);
        aspect-ratio: 16 / 10;
        gap: 25px;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        border-radius: 20px;
    }
}


@media (max-width: 1200px) {
    .gp-preloader-images-show-all {
        width: min(95%, 900px);
        gap: 18px;
    }
}


@media (max-width: 992px) {
    .gp-preloader-images-show-all {
        width: min(95%, 800px);
        min-height: 350px;
        gap: 15px;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        border-radius: 14px;
    }
}


@media (max-width: 768px) {
    .gp-preloader-images-show-all {
        width: 95%;
        gap: 12px;
        aspect-ratio: 3 / 4;
        min-height: auto;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        border-radius: 12px;
    }

    .gp-preloader-title-gradient {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }

    .gp-preloader-title-subtext {
        font-size: 1.2rem;
        margin-top: 1rem;
    }

    .gp-preloader-title-wrapper {
        padding: 1.5rem 2rem;
    }

    .gp-preloader-scroll-indicator {
        bottom: 30px;
    }

    .gp-preloader-scroll-text {
        font-size: 0.9rem;
    }

    .gp-preloader-scroll-arrow {
        font-size: 1.2rem;
    }
}


@media (max-width: 576px) {
    .gp-preloader-images-show-all {
        width: 95%;
        gap: 8px;
        aspect-ratio: 1 / 1.2;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        border-radius: 10px;
    }

    .gp-preloader-title-gradient {
        font-size: 2.2rem;
        letter-spacing: 1.5px;
    }

    .gp-preloader-title-subtext {
        font-size: 1.1rem;
        margin-top: 0.8rem;
    }

    .gp-preloader-title-wrapper {
        padding: 1.2rem 1.5rem;
        border-radius: 18px;
    }

    .gp-preloader-scroll-indicator {
        bottom: 20px;
    }

    .gp-preloader-scroll-text {
        font-size: 0.8rem;
        margin-bottom: 5px;
    }

    .gp-preloader-scroll-arrow {
        font-size: 1rem;
    }
}


@media (max-width: 400px) {
    .gp-preloader-images-show-all {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, 1fr);
        aspect-ratio: auto;
        height: 80vh;
        gap: 10px;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image-1,
    .gp-preloader-images-show-all
    .gp-preloader-image-2,
    .gp-preloader-images-show-all
    .gp-preloader-image-3,
    .gp-preloader-images-show-all
    .gp-preloader-image-4 {
        grid-area: auto;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        max-height: 25vh;
        aspect-ratio: 16 / 9;
    }

    .gp-preloader-title-gradient {
        font-size: 1.8rem;
    }

    .gp-preloader-title-subtext {
        font-size: 1rem;
    }

    .gp-preloader-title-wrapper {
        padding: 1rem 1.2rem;
        border-radius: 16px;
    }
}


@media (max-width: 896px) and (orientation: landscape) {
    .gp-preloader-images-show-all {
        width: 90%;
        aspect-ratio: 16 / 9;
        min-height: 300px;
        gap: 10px;
    }

    .gp-preloader-images-show-all
    .gp-preloader-image {
        border-radius: 10px;
        aspect-ratio: 4 / 3;
    }
}


/* =========================================
   DARK MODE
   ========================================= */

@media (prefers-color-scheme: dark) {
    .gp-preloader-image-active {
        box-shadow:
            0 25px 50px -12px rgba(0, 0, 0, 1),
            0 0 0 1px rgba(66, 153, 225, 0.3),
            0 0 25px rgba(66, 153, 225, 0.4);
    }

    .gp-preloader-images-show-all
    .gp-preloader-image:hover {
        box-shadow:
            0 20px 50px rgba(0, 0, 0, 0.9),
            0 0 0 2px rgba(66, 153, 225, 0.4),
            0 0 40px rgba(66, 153, 225, 0.5);
    }
}