:root {
    --osb-orange: #ff5a2b;
    --osb-bg: #07121d;
    --osb-white: #f6f9fc;
    --osb-muted: #a5b2c2
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
  /*  background: var(--osb-bg);*/
}

.osb-hero {
    isolation: isolate;
    position: relative;
    overflow: hidden;
    padding: 142px 0 10px;
    color: var(--osb-white);
    background: radial-gradient(ellipse at 52% 42%, #193246 0%, #0a1825 48%, #06101a 88%)
}

.osb-hero button,
.osb-hero a {
    font: inherit
}

.osb-grid-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
    background-image: linear-gradient(#9bb2c311 1px, transparent 1px), linear-gradient(90deg, #9bb2c311 1px, transparent 1px);
    background-size: 66px 66px;
    mask-image: linear-gradient(90deg, transparent, #000 28%, #000 72%, transparent)
}

.osb-map-graphic {
    position: absolute;
    width: min(1100px, 96%);
    top: 275px;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
    opacity: .50;
    pointer-events: none
}

.osb-map-graphic svg {
    width: 100%;
    height: auto
}

.osb-wrap {
    width: min(1490px, calc(100% - 44px));
    margin: auto
}

.osb-head {
    text-align: center;
    margin: 0 auto 30px
}

.osb-kicker {
    font-size: 11px;
    letter-spacing: 2.4px;
    font-weight: 800;
    color: #ffc39f
}

.osb-kicker-dot {
    display: inline-block;
    background: var(--osb-orange);
    width: 8px;
    height: 8px;
    margin-right: 8px;
    border-radius: 50%;
    box-shadow: 0 0 0 6px #ff5a2b26
}

.osb-head h1 {
    font-size: 52px;
    line-height: 1.04;
    /* letter-spacing: -2.7px; */
    font-weight: 600;
    margin: 23px 0 20px;
    color: white;
}

.osb-head h1 em {
    font-style: normal;
    color: var(--osb-orange)
}

.osb-head p {
    max-width: 705px;
    margin: 0 auto;
    color: #c0cdd8;
    font-size: 16px;
    line-height: 1.8
}

.osb-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    flex-wrap: wrap;
    margin-top: 28px
}

.osb-btn {
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    gap: 34px;
    padding: 16px 22px;
    min-height: 54px;
    text-decoration: none;
    font-size: 13px!important;
    font-weight: 750!important;
    border-radius: 7px;
    transition: .25s
}

.osb-btn-primary {
    color: white;
    background: var(--osb-orange);
    border: 1px solid var(--osb-orange)
}

.osb-btn-primary:hover {
    background: #ee4316;
    color: white;
    transform: translateY(-2px)
}

.osb-btn-ghost {
    background: #ffffff0d;
    color: white;
    border: 1px solid #ffffff52
}

.osb-btn-ghost:hover {
    color: #101820;
    background: white
}

.osb-stage {
    position: relative;
    min-height: 580px;
    margin: 10px auto 0;
    max-width: 1460px
}

.osb-connections {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: visible
}

.osb-connections line {
    stroke: #e9875580;
    stroke-width: 1.25;
    stroke-dasharray: 4 8;
    animation: osb-march 15s linear infinite
}

.osb-connections line.active {
    stroke: var(--osb-orange);
    stroke-width: 2.6;
    stroke-dasharray: 5 5;
    filter: drop-shadow(0 0 5px #ff5a2baa)
}

.osb-connections circle {
    fill: var(--osb-orange)
}

@keyframes osb-march {
    to {
        stroke-dashoffset: -180
    }
}

.osb-nodes {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none
}

.osb-node {
    position: absolute;
    pointer-events: auto;
    appearance: none;
    border: 1px solid #ffffff24;
    color: #e7eef5;
    background: #0d1c2bdd;
    padding: 11px 17px;
    border-radius: 99px;
    font-size: 14px!important;
    font-weight: 650!important;
    cursor: pointer;
    white-space: nowrap;
    transition: background .24s, border-color .24s, color .24s, transform .24s;
    box-shadow: 0 12px 24px #0003
}

.osb-node:hover,
.osb-node:focus-visible,
.osb-node.is-active {
    background: var(--osb-orange);
    border-color: var(--osb-orange);
    color: white;
    transform: translateY(-3px);
    outline: none
}

.osb-node[data-region=temelli] {
    left: 3%;
    top: 9%
}

.osb-node[data-region=malikoy] {
    left: 5%;
    top: 25%
}

.osb-node[data-region=anadolu] {
    left: 0;
    top: 42%
}

.osb-node[data-region=baskent] {
    left: 5%;
    top: 61%
}

.osb-node[data-region=aso] {
    left: 12%;
    top: 79%
}

.osb-node[data-region=dokumculer] {
    right: 0;
    top: 9%
}

.osb-node[data-region=polatli] {
    right: 4%;
    top: 25%
}

.osb-node[data-region=yenikent] {
    right: 2%;
    top: 42%
}

.osb-node[data-region=sincan] {
    right: 8%;
    top: 60%
}

.osb-node[data-region=kazan] {
    right: 4%;
    top: 77%
}

.osb-node[data-region=saray] {
    right: 24%;
    top: 94%
}

.osb-video-shell {
    position: absolute;
    width: min(850px, 61%);
    top: 47%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    border: 1px solid #ffffff3c;
    border-radius: 23px;
    padding: 12px;
    background: #0e1a27e8;
    box-shadow: 0 45px 115px #000a, 0 0 95px #fa60201d;
    backdrop-filter: blur(18px)
}

.osb-video-shell:before {
    content: "";
    position: absolute;
    inset: -12px;
    border: 1px solid #ff793228;
    border-radius: 30px;
    pointer-events: none
}

.osb-video-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 5px 9px 13px;
    color: #a6b8c7;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.1px
}

.osb-video-signal {
    color: #ffd3be
}

.osb-video-signal i {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--osb-orange);
    margin-right: 7px;
    box-shadow: 0 0 0 4px #ff5a2b24
}

.osb-video-frame {
    position: relative;
    overflow: hidden;
    border-radius: 13px;
    background: #101820;
    aspect-ratio: 16/9
}

.osb-video-frame video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.osb-video-tint {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(0deg, #020912c9, transparent 57%)
}

.osb-video-caption {
    position: absolute;
    bottom: 20px;
    left: 22px;
    right: 65px;
    display: flex;
    flex-direction: column;
    gap: 7px;
    text-shadow: 0 1px 4px #0005
}

.osb-video-caption span {
    color: #ffa274;
    letter-spacing: 1.5px;
    font-size: 10px;
    font-weight: 800
}

.osb-video-caption strong {
    font-size: 28px;
    line-height: 1.15;
    color: white
}

.osb-video-toggle {
    position: absolute;
    right: 18px;
    bottom: 20px;
    color: white;
    background: #ffffff36;
    border: 1px solid #ffffff60;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    cursor: pointer;
    backdrop-filter: blur(6px)
}

.osb-video-toggle:hover {
    background: var(--osb-orange)
}

.osb-video-footer {
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 10px;
    padding: 16px 10px 7px;
    font-size: 14px;
    color: #fff;
}

.osb-video-footer b {
    font-size: 18px;
    color: white;
    margin-right: 5px
}

.osb-video-divider {
    height: 21px;
    width: 1px;
    background: #ffffff33
}

.osb-side-label {
    position: absolute;
    color: #6c8295;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    writing-mode: vertical-rl;
    top: 42%;
    z-index: 1
}

.osb-side-label span {
    color: #ff874e;
    margin-top: 9px
}

.osb-side-label-left {
    left: -16px;
    transform: rotate(180deg)
}

.osb-side-label-right {
    right: -14px
}

.osb-region-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 22px;
    padding: 26px 33px;
    border: 1px solid #ffffff22;
    border-radius: 17px;
    background: linear-gradient(100deg, #102438e9, #0c1926f2);
    box-shadow: 0 20px 70px #0003
}

.osb-detail-kicker {
    font-size: 10px;
    color: #fa9768;
    letter-spacing: 1.9px;
    font-weight: 800
}

.osb-region-detail h2 {
    font-size: 22px!important;
    color: white!important;
    line-height: 1.25;
    margin: 8px 0!important
}

.osb-region-detail p {
    color: #fff;
    font-size: 16px;
    margin: 0;
    line-height: 1.65;
    max-width: 100%;
}

.osb-detail-link {
    color: #fff!important;
    white-space: nowrap;
    text-decoration: none;
    background: #ff5a2b;
    border-radius: 6px;
    padding: 14px 18px;
    font-size: 16px!important;
    font-weight: 800!important
}

.osb-detail-link span {
    margin-left: 15px
}

.osb-detail-link:hover {
    background: #ed4419
}

.osb-pill-wrap {
    text-align: center;
    margin-top: 38px
}

.osb-pill-heading {
    font-size: 11px;
    letter-spacing: 2px;
    font-weight: 800;
    color: #9caebe
}

.osb-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 19px;
    display: none;
}

.osb-pill {
    appearance: none;
    border: 1px solid #ffffff30;
    border-radius: 40px;
    padding: 10px 15px;
    background: #ffffff09;
    color: #dce6ef;
    font-size: 12px!important;
    cursor: pointer;
    transition: .2s
}

.osb-pill:hover,
.osb-pill.is-active {
    background: #ff5a2b24;
    border-color: #ff5a2b;
    color: #ffb68f
}

.osb-hero :focus-visible {
    outline: 2px solid #ffab7d;
    outline-offset: 3px
}

@media(max-width:1080px) {
    .osb-stage {
        min-height: 570px
    }
    .osb-video-shell {
        width: 62%
    }
    .osb-node {
        font-size: 11px!important;
        padding: 10px 12px
    }
    .osb-node[data-region=saray] {
        right: 23%;
        top: 91%
    }
}

@media(max-width:760px) {
    .osb-hero {
             padding: 36px 0 30px;
    }
    .osb-head h1 {
           font-size: 32px;
        /* letter-spacing: -1.4px; */
        font-weight: 500;
    }
    .osb-head p {
        font-size: 14px
    }
    .osb-stage {
        display: flex;
        flex-direction: column;
        min-height: 0;
        margin: 34px 0 0
    }
    .osb-video-shell {
        position: relative;
        order: 0;
        width: 100%;
        left: auto;
        top: auto;
        transform: none
    }
    .osb-side-label,
    .osb-connections {
        display: none
    }
    .osb-nodes {
        position: relative;
        inset: auto;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 9px;
        order: 1;
        margin: 27px 0;
        pointer-events: auto
    }
    .osb-node {
        position: relative!important;
        inset: auto!important;
        transform: none!important;
        font-size: 12px!important
    }
    .osb-region-bottom {
        display: block;
        padding: 23px
    }
    .osb-detail-link {
        display: inline-flex;
        margin-top: 17px
    }
    .osb-video-footer {
        font-size: 10px
    }
    .osb-video-footer b {
        font-size: 14px
    }
    .osb-video-caption {
        bottom: 12px;
        left: 14px
    }
    .osb-video-caption strong {
        font-size: 17px
    }
    .osb-video-toggle {
        bottom: 12px;
        right: 10px
    }
    .osb-map-graphic {
        top: 300px;
        width: 135%
    }
    .osb-pills {
        gap: 7px
    }
}

@media(max-width:460px) {
    .osb-wrap {
        width: calc(100% - 28px)
    }
    .osb-kicker {
        font-size: 9px;
        letter-spacing: 1.2px
    }
    .osb-actions {
        align-items: stretch
    }
    .osb-btn {
        width: 100%;
        justify-content: space-between
    }
    .osb-video-cap {
        display: none
    }
    .osb-video-footer {
        padding: 12px 2px 2px;
        gap: 5px
    }
    .osb-video-footer span {
        white-space: nowrap;
        font-size: 9px
    }
    .osb-video-caption strong {
        font-size: 15px
    }
    .osb-video-caption span {
        font-size: 8px
    }
}

@media(prefers-reduced-motion:reduce) {
    .osb-connections line {
        animation: none
    }
    html {
        scroll-behavior: auto
    }
}