/* ==================================================
   ROOT
================================================== */

.rt-app {

    --white: #ffffff;

    --bg: #f7f9fc;

    --dark: #101828;

    --text: #475467;

    --muted: #667085;

    --border: #e4e7ec;

    --blue: #3478f6;

}


/* ==================================================
   RESET
================================================== */

.rt-app * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


.rt-app {
    scroll-behavior: smooth;
}


.rt-app {

    font-family: "Manrope", sans-serif;

    background: var(--bg);

    color: var(--dark);

    line-height: 1.6;

    overflow-x: hidden;
}


.rt-app.lightbox-open {
    overflow: hidden;
}


.rt-app a {
    color: inherit;
    text-decoration: none;
}


.rt-app button {
    border: 0;
    font-family: inherit;
}


.rt-app img {
    display: block;
    max-width: 100%;
}


.rt-app .container {

    width: min(1180px, 92%);

    margin: auto;
}


/* ==================================================
   HEADER
================================================== */

.rt-app .header {

    width: 100%;
    height: 76px;

    position: fixed;

    top: 0;
    left: 0;

    z-index: 1000;

    background:
        rgba(255,255,255,.92);

    border-bottom:
        1px solid rgba(228,231,236,.8);

    backdrop-filter:
        blur(20px);

    transition: .3s;
}


.rt-app .header.scrolled {

    box-shadow:
        0 10px 35px rgba(16,24,40,.07);
}


.rt-app .nav-container {

    height: 100%;

    display: flex;

    align-items: center;

    justify-content: space-between;
}


.rt-app .brand {

    display: flex;

    align-items: center;

    gap: 10px;
}


.rt-app .brand-icon {

    width: 39px;
    height: 39px;

    display: grid;

    place-items: center;

    border-radius: 11px;

    color: white;

    background:
        linear-gradient(
            135deg,
            #367cff,
            #00baf8
        );

    box-shadow:
        0 8px 22px rgba(53,120,255,.23);
}


.rt-app .brand-name {

    font-size: 21px;

    font-weight: 800;

    letter-spacing: -1px;
}


.rt-app .brand-name span {

    color: var(--blue);
}


.rt-app .brand-name.white {

    color: white;
}


.rt-app .navbar {

    display: flex;

    align-items: center;

    gap: 34px;
}


.rt-app .nav-link {

    position: relative;

    color: #344054;

    font-size: 12px;

    font-weight: 700;

    transition: .2s;
}


.rt-app .nav-link::after {

    content: "";

    width: 0;
    height: 2px;

    position: absolute;

    left: 50%;
    bottom: -13px;

    background: #2563eb;

    transform:
        translateX(-50%);

    transition: .25s;
}


.rt-app .nav-link:hover,
.rt-app .nav-link.active {

    color: #2563eb;
}


.rt-app .nav-link:hover::after,
.rt-app .nav-link.active::after {

    width: 100%;
}


.rt-app .zalo-nav {

    height: 42px;

    padding: 0 16px;

    display: inline-flex;

    align-items: center;

    gap: 8px;

    border-radius: 50px;

    color: white;

    background: #101828;

    font-size: 10px;

    font-weight: 700;

    transition: .25s;
}


.rt-app .zalo-nav:hover {

    background: #2563eb;

    transform:
        translateY(-2px);
}


.rt-app .online-dot {

    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: #32d583;

    box-shadow:
        0 0 0 4px rgba(50,213,131,.12);
}


.rt-app .menu-button {

    width: 42px;
    height: 42px;

    display: none;

    place-items: center;

    border-radius: 11px;

    cursor: pointer;

    background: #f2f4f7;
}


/* ==================================================
   COMMON
================================================== */

.rt-app .eyebrow {

    display: block;

    margin-bottom: 9px;

    color: #2563eb;

    font-size: 9px;

    font-weight: 800;

    letter-spacing: 1.5px;
}


/* ==================================================
   INTRO
================================================== */

.rt-app .about-intro {

    padding-top: 76px;

    background:
        linear-gradient(
            180deg,
            #ffffff,
            #f7f9fc
        );

    border-bottom:
        1px solid #e4e7ec;
}


.rt-app .about-intro > .container {

    padding-top: 60px;
    padding-bottom: 55px;
}


.rt-app .breadcrumb {

    display: flex;

    align-items: center;

    gap: 9px;

    margin-bottom: 30px;

    color: #98a2b3;

    font-size: 9px;

    font-weight: 700;
}


.rt-app .breadcrumb i {

    font-size: 6px;
}


.rt-app .breadcrumb span {

    color: #344054;
}


.rt-app .about-intro-grid {

    display: grid;

    grid-template-columns:
        1.1fr .9fr;

    align-items: flex-end;

    gap: 80px;
}


.rt-app .about-title h1 {

    max-width: 700px;

    font-size:
        clamp(41px,4.7vw,61px);

    line-height: 1.06;

    letter-spacing: -2.9px;
}


.rt-app .about-title h1 span {

    display: block;

    color: #2563eb;
}


.rt-app .about-intro-text {

    display: flex;

    flex-direction: column;

    gap: 13px;
}


.rt-app .about-intro-text p {

    color: #667085;

    font-size: 11px;

    line-height: 1.9;
}


/* ==================================================
   STORY
================================================== */

.rt-app .brand-story {

    padding:
        110px 0;

    background: white;
}


.rt-app .brand-story-grid {

    display: grid;

    grid-template-columns:
        1fr 1fr;

    gap: 95px;

    align-items: center;
}


/* VISUAL */

.rt-app .story-visual {

    min-height: 480px;

    position: relative;

    display: flex;

    align-items: center;
}


.rt-app .story-card-main {

    width: 88%;
    height: 430px;

    padding: 40px;

    display: flex;

    flex-direction: column;

    justify-content: space-between;

    overflow: hidden;

    border-radius: 29px;

    color: white;

    background:
        radial-gradient(
            circle at 90% 15%,
            rgba(56,189,248,.28),
            transparent 32%
        ),
        linear-gradient(
            145deg,
            #101828,
            #19345d,
            #176b87
        );

    box-shadow:
        0 35px 80px rgba(16,24,40,.17);
}


.rt-app .story-card-main > span {

    color: #94a3b8;

    font-size: 9px;

    font-weight: 800;

    letter-spacing: 2px;
}


.rt-app .story-card-main h2 {

    font-size: 45px;

    line-height: 1.1;

    letter-spacing: -2px;
}


.rt-app .story-number {

    display: flex;

    align-items: flex-end;

    gap: 16px;
}


.rt-app .story-number strong {

    font-size: 58px;

    line-height: .8;
}


.rt-app .story-number span {

    color: #94a3b8;

    font-size: 8px;
}


.rt-app .story-floating {

    width: 190px;

    padding: 20px;

    position: absolute;

    right: 0;
    bottom: 20px;

    border:
        1px solid #e4e7ec;

    border-radius: 18px;

    background: white;

    box-shadow:
        0 22px 50px rgba(16,24,40,.14);

    transform:
        rotate(3deg);

    transition: .35s;
}


.rt-app .story-floating:hover {

    transform:
        rotate(0)
        translateY(-5px);
}


.rt-app .story-floating > div {

    width: 42px;
    height: 42px;

    margin-bottom: 13px;

    display: grid;

    place-items: center;

    border-radius: 11px;

    color: #2563eb;

    background: #eff6ff;
}


.rt-app .story-floating span {

    display: block;

    color: #98a2b3;

    font-size: 7px;
}


.rt-app .story-floating strong {

    display: block;

    margin-top: 2px;

    font-size: 10px;
}


/* CONTENT */

.rt-app .story-content h2 {

    font-size:
        clamp(34px,4vw,47px);

    line-height: 1.17;

    letter-spacing: -2px;
}


.rt-app .story-content h2 span {

    color: #2563eb;
}


.rt-app .story-content p {

    max-width: 520px;

    margin-top: 17px;

    color: #667085;

    font-size: 11px;

    line-height: 1.9;
}


.rt-app .story-link {

    margin-top: 26px;

    display: inline-flex;

    align-items: center;

    gap: 10px;

    color: #2563eb;

    font-size: 9px;

    font-weight: 800;
}


.rt-app .story-link i {

    transition: .2s;
}


.rt-app .story-link:hover i {

    transform:
        translateX(4px);
}


/* ==================================================
   VALUES
================================================== */

.rt-app .value-section {

    padding:
        105px 0;

    background: #f7f9fc;
}


.rt-app .value-heading {

    max-width: 650px;

    margin-bottom: 42px;
}


.rt-app .value-heading h2 {

    font-size:
        clamp(33px,4vw,47px);

    line-height: 1.16;

    letter-spacing: -2px;
}


.rt-app .value-heading h2 span {

    color: #2563eb;
}


.rt-app .value-grid {

    display: grid;

    grid-template-columns:
        repeat(3,1fr);

    gap: 17px;
}


.rt-app .value-card {

    min-height: 285px;

    padding: 25px;

    position: relative;

    border:
        1px solid #e4e7ec;

    border-radius: 19px;

    background: white;

    transition:
        transform .35s,
        box-shadow .35s;
}


.rt-app .value-card:hover {

    transform:
        translateY(-8px);

    box-shadow:
        0 25px 55px rgba(16,24,40,.09);
}


.rt-app .value-number {

    position: absolute;

    right: 20px;
    top: 17px;

    color: #d0d5dd;

    font-size: 9px;

    font-weight: 800;
}


.rt-app .value-icon {

    width: 48px;
    height: 48px;

    margin-bottom: 50px;

    display: grid;

    place-items: center;

    border-radius: 13px;
}


.rt-app .value-icon.blue {

    color: #2563eb;

    background: #eff6ff;
}


.rt-app .value-icon.purple {

    color: #7c3aed;

    background: #f5f3ff;
}


.rt-app .value-icon.green {

    color: #039855;

    background: #ecfdf3;
}


.rt-app .value-card h3 {

    font-size: 15px;
}


.rt-app .value-card p {

    margin-top: 9px;

    color: #667085;

    font-size: 9px;

    line-height: 1.8;
}


/* ==================================================
   GALLERY
================================================== */

.rt-app .gallery-section {

    padding:
        115px 0 125px;

    overflow: hidden;

    background: white;
}


.rt-app .gallery-heading {

    display: flex;

    align-items: flex-end;

    justify-content: space-between;

    gap: 50px;

    margin-bottom: 55px;
}


.rt-app .gallery-heading h2 {

    font-size:
        clamp(34px,4vw,48px);

    line-height: 1.15;

    letter-spacing: -2px;
}


.rt-app .gallery-heading h2 span {

    color: #2563eb;
}


.rt-app .gallery-heading > p {

    max-width: 330px;

    color: #98a2b3;

    font-size: 9px;
}


/* ==================================================
   MESSY COLLAGE
================================================== */

/* ==================================================
   PHOTO STACK
================================================== */

.rt-app .photo-stack {

    width: min(650px, 100%);
    height: 470px;

    margin: 65px auto 20px;

    position: relative;

    display: flex;

    align-items: center;

    justify-content: center;

    perspective: 1200px;
}


/* TẤT CẢ ẢNH */

.rt-app .stack-photo {

    width: 520px;
    height: 350px;

    position: absolute;

    padding: 0;

    overflow: hidden;

    border:

        7px solid white;

    border-radius: 19px;

    cursor: pointer;

    background: #e9eef5;

    box-shadow:

        0 22px 55px
        rgba(16,24,40,.18);

    transition:

        transform .45s
        cubic-bezier(.2,.8,.2,1),

        box-shadow .45s,

        filter .45s;
}


.rt-app .stack-photo img {

    width: 100%;
    height: 100%;

    object-fit: cover;

    display: block;
}


/* ==================================================
   TỪNG LỚP ẢNH
================================================== */

/* trên cùng */

.rt-app .stack-photo-1 {

    z-index: 5;

    transform:
        translate(0,0)
        rotate(-1deg);
}


/* lớp 2 */

.rt-app .stack-photo-2 {

    z-index: 4;

    transform:
        translate(23px,-13px)
        rotate(4deg);

    filter:
        brightness(.96);
}


/* lớp 3 */

.rt-app .stack-photo-3 {

    z-index: 3;

    transform:
        translate(-28px,-8px)
        rotate(-5deg);

    filter:
        brightness(.92);
}


/* lớp 4 */

.rt-app .stack-photo-4 {

    z-index: 2;

    transform:
        translate(40px,11px)
        rotate(7deg);

    filter:
        brightness(.87);
}


/* lớp sau cùng */

.rt-app .stack-photo-5 {

    z-index: 1;

    transform:
        translate(-42px,17px)
        rotate(-8deg);

    filter:
        brightness(.82);
}


/* ==================================================
   HOVER CẢ CỤM
================================================== */

.rt-app .photo-stack:hover
.stack-photo-1 {

    transform:
        translateY(-10px)
        rotate(0deg)
        scale(1.015);

    box-shadow:
        0 35px 75px
        rgba(16,24,40,.22);
}


.rt-app .photo-stack:hover
.stack-photo-2 {

    transform:
        translate(48px,-20px)
        rotate(5deg);
}


.rt-app .photo-stack:hover
.stack-photo-3 {

    transform:
        translate(-52px,-14px)
        rotate(-6deg);
}


.rt-app .photo-stack:hover
.stack-photo-4 {

    transform:
        translate(68px,20px)
        rotate(8deg);
}


.rt-app .photo-stack:hover
.stack-photo-5 {

    transform:
        translate(-70px,27px)
        rotate(-9deg);
}


/* ==================================================
   OVERLAY ẢNH TRÊN CÙNG
================================================== */

.rt-app .stack-overlay {

    position: absolute;

    inset: 0;

    z-index: 3;

    padding: 25px;

    display: flex;

    align-items: flex-end;

    gap: 12px;

    color: white;

    background:

        linear-gradient(

            180deg,

            transparent 45%,

            rgba(9,17,31,.72)

        );
}


.rt-app .stack-icon {

    width: 43px;
    height: 43px;

    display: grid;

    place-items: center;

    flex-shrink: 0;

    border:

        1px solid
        rgba(255,255,255,.18);

    border-radius: 11px;

    background:

        rgba(255,255,255,.12);

    backdrop-filter:

        blur(10px);
}


.rt-app .stack-overlay span {

    display: block;

    color:

        rgba(255,255,255,.67);

    font-size: 7px;

    font-weight: 800;

    letter-spacing: 1.2px;
}


.rt-app .stack-overlay strong {

    display: block;

    margin-top: 3px;

    font-size: 13px;
}


/* SỐ LƯỢNG ẢNH */

.rt-app .stack-count {

    position: absolute;

    z-index: 5;

    top: 18px;
    right: 18px;

    height: 31px;

    padding:
        0 11px;

    display: flex;

    align-items: center;

    gap: 7px;

    border:

        1px solid
        rgba(255,255,255,.14);

    border-radius: 50px;

    color: white;

    background:

        rgba(16,24,40,.55);

    backdrop-filter:

        blur(9px);

    font-size: 8px;

    font-weight: 700;
}


/* ==================================================
   MOBILE
================================================== */

@media(max-width:650px) {

    .rt-app .photo-stack {

        height: 380px;

        margin-top: 45px;
    }


    .rt-app .stack-photo {

        width: 82vw;
        height: 280px;
    }


    .rt-app .stack-photo-2 {

        transform:
            translate(13px,-10px)
            rotate(3deg);
    }


    .rt-app .stack-photo-3 {

        transform:
            translate(-15px,-7px)
            rotate(-4deg);
    }


    .rt-app .stack-photo-4 {

        transform:
            translate(19px,9px)
            rotate(5deg);
    }


    .rt-app .stack-photo-5 {

        transform:
            translate(-20px,13px)
            rotate(-6deg);
    }


    /* mobile không bung quá rộng */

    .rt-app .photo-stack:hover
    .stack-photo-1 {

        transform:
            translateY(-5px)
            rotate(0deg);
    }


    .rt-app .photo-stack:hover
    .stack-photo-2 {

        transform:
            translate(20px,-13px)
            rotate(4deg);
    }


    .rt-app .photo-stack:hover
    .stack-photo-3 {

        transform:
            translate(-22px,-10px)
            rotate(-5deg);
    }


    .rt-app .photo-stack:hover
    .stack-photo-4 {

        transform:
            translate(27px,13px)
            rotate(6deg);
    }


    .rt-app .photo-stack:hover
    .stack-photo-5 {

        transform:
            translate(-28px,17px)
            rotate(-7deg);
    }

}

/* ==================================================
   FUTURE
================================================== */

.rt-app .future-section {

    padding:
        0 0 110px;

    background: white;
}


.rt-app .future-box {

    min-height: 265px;

    padding:
        48px 50px;

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 45px;

    overflow: hidden;

    border-radius: 27px;

    color: white;

    background:
        radial-gradient(
            circle at 90% 30%,
            rgba(56,189,248,.28),
            transparent 31%
        ),
        linear-gradient(
            120deg,
            #101828,
            #1d365e,
            #176b87
        );
}


.rt-app .future-box span {

    color: #7dd3fc;

    font-size: 8px;

    font-weight: 800;

    letter-spacing: 1.4px;
}


.rt-app .future-box h2 {

    max-width: 620px;

    margin-top: 8px;

    font-size: 31px;

    line-height: 1.25;

    letter-spacing: -1.3px;
}


.rt-app .future-box p {

    max-width: 600px;

    margin-top: 8px;

    color: #cbd5e1;

    font-size: 9px;

    line-height: 1.8;
}


.rt-app .future-button {

    min-height: 50px;

    padding: 0 17px;

    flex-shrink: 0;

    display: inline-flex;

    align-items: center;

    gap: 10px;

    border-radius: 10px;

    color: #101828;

    background: white;

    font-size: 9px;

    font-weight: 800;

    transition: .25s;
}


.rt-app .future-button:hover {

    transform:
        translateY(-3px);
}


/* ==================================================
   LIGHTBOX
================================================== */

.rt-app .lightbox {

    position: fixed;

    inset: 0;

    z-index: 5000;

    display: flex;

    align-items: center;

    justify-content: center;

    visibility: hidden;

    opacity: 0;

    transition:
        opacity .3s,
        visibility .3s;
}


.rt-app .lightbox.open {

    visibility: visible;

    opacity: 1;
}


.rt-app .lightbox-backdrop {

    position: absolute;

    inset: 0;

    background:
        rgba(5,10,20,.91);

    backdrop-filter:
        blur(14px);
}


/* IMAGE CONTENT */

.rt-app .lightbox-content {

    width:
        min(1050px, calc(100% - 190px));

    position: relative;

    z-index: 2;

    transform:
        scale(.96);

    transition:
        transform .35s;
}


.rt-app .lightbox.open
.lightbox-content {

    transform:
        scale(1);
}


.rt-app .lightbox-image-wrap {

    height:
        min(72vh,700px);

    display: flex;

    align-items: center;

    justify-content: center;

    overflow: hidden;

    border-radius: 18px;

    background: #0d1523;

    box-shadow:
        0 35px 100px rgba(0,0,0,.45);
}


.rt-app .lightbox-image-wrap img {

    width: 100%;
    height: 100%;

    object-fit: contain;
}


/* INFO */

.rt-app .lightbox-info {

    padding-top: 17px;

    display: flex;

    align-items: flex-end;

    justify-content: space-between;

    gap: 30px;

    color: white;
}


.rt-app .lightbox-counter {

    color: #7dd3fc;

    font-size: 8px;

    font-weight: 800;

    letter-spacing: 1px;
}


.rt-app .lightbox-info h3 {

    margin-top: 3px;

    font-size: 15px;
}


.rt-app .lightbox-hint {

    color: #64748b;

    font-size: 7px;

    display: flex;

    align-items: center;

    gap: 7px;
}


/* ARROWS */

.rt-app .lightbox-arrow {

    width: 52px;
    height: 52px;

    position: absolute;

    z-index: 4;

    top: 50%;

    transform:
        translateY(-50%);

    display: grid;

    place-items: center;

    border:
        1px solid rgba(255,255,255,.15);

    border-radius: 50%;

    cursor: pointer;

    color: white;

    background:
        rgba(255,255,255,.08);

    backdrop-filter:
        blur(10px);

    transition: .25s;
}


.rt-app .lightbox-arrow:hover {

    background: white;

    color: #101828;

    transform:
        translateY(-50%)
        scale(1.06);
}


.rt-app .lightbox-prev {

    left: 32px;
}


.rt-app .lightbox-next {

    right: 32px;
}


/* CLOSE */

.rt-app .lightbox-close {

    width: 44px;
    height: 44px;

    position: absolute;

    z-index: 4;

    right: 28px;
    top: 24px;

    display: grid;

    place-items: center;

    border-radius: 11px;

    cursor: pointer;

    color: white;

    background:
        rgba(255,255,255,.09);

    transition: .25s;
}


.rt-app .lightbox-close:hover {

    background: white;

    color: #101828;

    transform:
        rotate(90deg);
}


/* ==================================================
   REVEAL
================================================== */

.rt-app .reveal {

    opacity: 0;

    transform:
        translateY(30px);

    transition:
        opacity .7s,
        transform .7s
        cubic-bezier(.2,.8,.2,1);
}


.rt-app .reveal.show {

    opacity: 1;

    transform:
        translateY(0);
}


/* ==================================================
   FOOTER
================================================== */

.rt-app .footer {

    padding-top: 65px;

    color: white;

    background:
        linear-gradient(
            145deg,
            #0d1628,
            #101b30
        );
}


.rt-app .footer-grid {

    display: grid;

    grid-template-columns:
        1.8fr 1fr 1fr 1.5fr;

    gap: 55px;

    padding-bottom: 55px;
}


.rt-app .footer-logo {

    width: fit-content;
}


.rt-app .footer-brand > p {

    max-width: 320px;

    margin-top: 18px;

    color: #98a2b3;

    font-size: 10px;

    line-height: 1.9;
}


.rt-app .footer-column {

    display: flex;

    flex-direction: column;

    gap: 11px;
}


.rt-app .footer-column h4 {

    margin-bottom: 7px;

    font-size: 10px;
}


.rt-app .footer-column a,
.rt-app .footer-column p {

    color: #98a2b3;

    font-size: 9px;

    transition: .2s;
}


.rt-app .footer-column a:hover {

    color: white;
}


.rt-app .footer-contact a,
.rt-app .footer-contact p {

    display: flex;

    align-items: center;

    gap: 8px;
}


.rt-app .footer-contact i {

    width: 14px;

    color: #60a5fa;
}


.rt-app .footer-bottom {

    min-height: 65px;

    display: flex;

    align-items: center;

    justify-content: space-between;

    border-top:
        1px solid rgba(255,255,255,.08);

    color: #667085;

    font-size: 8px;
}


/* ==================================================
   SCROLL TOP
================================================== */

.rt-app .scroll-top {

    width: 43px;
    height: 43px;

    position: fixed;

    right: 25px;
    bottom: 25px;

    z-index: 900;

    display: none;

    place-items: center;

    border-radius: 11px;

    cursor: pointer;

    color: white;

    background: #2563eb;

    box-shadow:
        0 10px 30px rgba(37,99,235,.3);
}


.rt-app .scroll-top.show {

    display: grid;
}


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

@media(max-width:1050px) {

    .rt-app .navbar,
    .rt-app .nav-right {

        display: none;
    }


    .rt-app .menu-button {

        display: grid;
    }


    .rt-app .navbar.open {

        width: 100%;

        position: absolute;

        left: 0;
        top: 76px;

        padding:
            24px 5%;

        display: flex;

        align-items: flex-start;

        flex-direction: column;

        gap: 20px;

        background: white;

        box-shadow:
            0 20px 40px rgba(16,24,40,.08);
    }


    .rt-app .gallery-collage {

        grid-template-columns:
            repeat(8,1fr);
    }


    .rt-app .gallery-large {

        grid-column:
            span 4;
    }


    .rt-app .gallery-small {

        grid-column:
            span 2;
    }


    .rt-app .gallery-medium,
    .rt-app .gallery-tall,
    .rt-app .gallery-wide {

        grid-column:
            span 4;
    }

}


@media(max-width:800px) {

    .rt-app .about-intro-grid {

        grid-template-columns: 1fr;

        gap: 25px;
    }


    .rt-app .brand-story-grid {

        grid-template-columns: 1fr;

        gap: 50px;
    }


    .rt-app .story-visual {

        max-width: 600px;

        width: 100%;
    }


    .rt-app .value-grid {

        grid-template-columns: 1fr;
    }


    .rt-app .gallery-heading {

        align-items: flex-start;

        flex-direction: column;

        gap: 15px;
    }


    .rt-app .gallery-collage {

        min-height: auto;

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

        grid-auto-rows: 210px;
    }


    .rt-app .gallery-large,
    .rt-app .gallery-small,
    .rt-app .gallery-medium,
    .rt-app .gallery-tall,
    .rt-app .gallery-wide {

        grid-column:
            span 1;

        grid-row:
            span 1;
    }


    .rt-app .gallery-large,
    .rt-app .gallery-wide {

        grid-column:
            span 2;
    }


    .rt-app .gallery-item {

        transform: none;
    }


    .rt-app .future-box {

        flex-direction: column;

        align-items: flex-start;
    }


    .rt-app .lightbox-content {

        width:
            calc(100% - 130px);
    }


    .rt-app .footer-grid {

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

}


@media(max-width:580px) {

    .rt-app .about-intro > .container {

        padding-top: 45px;
    }


    .rt-app .about-title h1 {

        font-size: 40px;

        letter-spacing: -2px;
    }


    .rt-app .story-card-main {

        width: 100%;
        height: 380px;

        padding: 30px;
    }


    .rt-app .story-card-main h2 {

        font-size: 38px;
    }


    .rt-app .story-floating {

        right: 10px;
    }


    .rt-app .gallery-collage {

        display: flex;

        overflow-x: auto;

        gap: 13px;

        scroll-snap-type:
            x mandatory;

        scrollbar-width: none;
    }


    .rt-app .gallery-collage::-webkit-scrollbar {

        display: none;
    }


    .rt-app .gallery-item,
    .rt-app .gallery-large,
    .rt-app .gallery-small,
    .rt-app .gallery-medium,
    .rt-app .gallery-tall,
    .rt-app .gallery-wide {

        min-width: 82vw;
        height: 360px;

        flex-shrink: 0;

        scroll-snap-align: center;
    }


    .rt-app .future-box {

        padding:
            32px 24px;
    }


    .rt-app .future-box h2 {

        font-size: 27px;
    }


    .rt-app .future-button {

        width: 100%;

        justify-content: center;
    }


    .rt-app .lightbox-content {

        width:
            calc(100% - 30px);
    }


    .rt-app .lightbox-image-wrap {

        height: 65vh;
    }


    .rt-app .lightbox-arrow {

        width: 43px;
        height: 43px;

        top: auto;
        bottom: 20px;

        transform: none;
    }


    .rt-app .lightbox-arrow:hover {

        transform:
            scale(1.05);
    }


    .rt-app .lightbox-prev {

        left: 20px;
    }


    .rt-app .lightbox-next {

        right: 20px;
    }


    .rt-app .lightbox-info {

        padding-bottom: 70px;
    }


    .rt-app .lightbox-hint {

        display: none;
    }


    .rt-app .lightbox-close {

        right: 15px;
        top: 15px;
    }


    .rt-app .footer-grid {

        grid-template-columns: 1fr;
    }


    .rt-app .footer-bottom {

        padding:
            20px 0;

        flex-direction: column;

        align-items: flex-start;

        gap: 7px;
    }

}