@charset "UTF-8";

:root {
    --ink: #071631;
    --muted: #5d6f8e;
    --line: rgba(255, 255, 255, .12);
    --blue: #0075ff;
    --cyan: #24cbff;
    --dark: #06152c;
    --deep: #020815;
    --panel: #ffffff;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    background: #f4f8ff;
    letter-spacing: 0;
}

a {
    text-decoration: none;
}

.site-shell {
    overflow: hidden;
    background:
        radial-gradient(circle at 22% 0%, rgba(0, 145, 255, .20), transparent 28rem),
        linear-gradient(180deg, #020713 0%, #07172e 48rem, #f6faff 48rem, #eef5ff 100%);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(3, 11, 24, .88);
    border-bottom: 1px solid rgba(255, 255, 255, .11);
    backdrop-filter: blur(18px);
}

.nav-wrap {
    min-height: 78px;
}

.brand-logo {
    width: 150px;
    height: auto;
    display: block;
}

.navbar-toggler {
    width: 44px;
    height: 44px;
    border: 1px solid rgba(55, 165, 255, .45);
    border-radius: 8px;
    box-shadow: none;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(0, 132, 255, .25);
}

.navbar-nav {
    gap: clamp(.25rem, 1vw, 1.15rem);
}

.nav-link {
    position: relative;
    color: rgba(255, 255, 255, .88);
    font-weight: 650;
    padding: .7rem .85rem !important;
}

.nav-link:hover,
.nav-link:focus,
.nav-link.active {
    color: #39bdff;
}

.nav-link.active::after {
    content: "";
    position: absolute;
    left: .85rem;
    right: .85rem;
    bottom: -.68rem;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent);
    box-shadow: 0 0 15px rgba(28, 177, 255, .85);
}

.btn-glow,
.btn-ghost {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .65rem;
    border-radius: 8px;
    font-weight: 800;
    line-height: 1.1;
    white-space: nowrap;
}

.btn-glow {
    color: #fff;
    border: 1px solid rgba(66, 206, 255, .7);
    background: linear-gradient(135deg, #21d2ff 0%, #0757e8 70%);
    box-shadow: 0 12px 34px rgba(0, 111, 255, .34), inset 0 1px 0 rgba(255, 255, 255, .34);
}

.btn-glow:hover,
.btn-glow:focus {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 16px 40px rgba(0, 111, 255, .44), inset 0 1px 0 rgba(255, 255, 255, .34);
}

.btn-ghost {
    color: #fff;
    border: 1px solid rgba(188, 211, 244, .32);
    background: rgba(8, 24, 49, .55);
}

.btn-ghost:hover,
.btn-ghost:focus {
    color: #fff;
    border-color: rgba(47, 193, 255, .65);
    background: rgba(12, 42, 82, .75);
}

.icon {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
}

.hero {
    position: relative;
    min-height: min(650px, calc(100vh - 78px));
    color: #fff;
    display: flex;
    align-items: stretch;
    isolation: isolate;
    border-bottom: 1px solid rgba(5, 21, 49, .18);
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -3;
    background:
        linear-gradient(90deg, rgba(2, 8, 21, .98) 0%, rgba(3, 17, 42, .92) 35%, rgba(4, 20, 53, .44) 63%, rgba(2, 8, 21, .76) 100%),
        linear-gradient(180deg, rgba(2, 8, 21, .2), rgba(2, 8, 21, .9)),
        url("/assets/images/kundun.png") right center / auto 100% no-repeat;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(circle at 78% 36%, rgba(36, 203, 255, .28), transparent 19rem),
        radial-gradient(circle at 88% 72%, rgba(0, 87, 255, .30), transparent 17rem),
        linear-gradient(180deg, transparent 0%, rgba(2, 8, 21, .54) 100%);
    pointer-events: none;
}

.hero-inner {
    width: 100%;
    padding-top: clamp(3.4rem, 5.2vw, 5.8rem);
    padding-bottom: clamp(2.7rem, 4.5vw, 4.5rem);
}

.eyebrow {
    color: #20bfff;
    font-size: .98rem;
    font-weight: 850;
    letter-spacing: .02em;
    text-transform: uppercase;
    margin-bottom: .7rem;
}

.hero h1 {
    max-width: 680px;
    margin: 0;
    font-size: clamp(2.85rem, 6.3vw, 4.7rem);
    line-height: .95;
    font-weight: 900;
    letter-spacing: 0;
}

.gradient-text {
    color: #32bfff;
    background: linear-gradient(90deg, #ffffff 0%, #39bdff 48%, #24e0ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent-rule {
    width: 112px;
    height: 3px;
    margin: 1.35rem 0 1.75rem;
    background: linear-gradient(90deg, var(--cyan), var(--blue), transparent);
    box-shadow: 0 0 18px rgba(36, 203, 255, .9);
}

.hero-copy {
    max-width: 690px;
    color: rgba(241, 247, 255, .90);
    font-size: 1rem;
    line-height: 1.64;
}

.hero-copy p {
    margin-bottom: 1rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1.35rem;
    margin-top: 2.05rem;
}

.hero-actions .btn-glow,
.hero-actions .btn-ghost {
    min-width: 225px;
    padding: .95rem 1.25rem;
}

.section-products {
    position: relative;
    padding: 2.7rem 0 4rem;
    background:
        radial-gradient(circle at 50% 0%, rgba(0, 117, 255, .16), transparent 19rem),
        linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

.section-knot {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .7rem;
    color: #197dff;
    margin-bottom: .45rem;
}

.section-knot::before,
.section-knot::after {
    content: "";
    width: 46px;
    height: 1px;
    background: linear-gradient(90deg, transparent, currentColor);
    opacity: .55;
}

.section-knot::after {
    background: linear-gradient(90deg, currentColor, transparent);
}

.section-knot span {
    width: 12px;
    height: 12px;
    border: 2px solid currentColor;
    transform: rotate(45deg);
    border-radius: 2px;
}

.section-label {
    margin: 0;
    color: #197dff;
    font-size: .95rem;
    font-weight: 850;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.section-title {
    position: relative;
    margin: .15rem 0 2.55rem;
    color: var(--ink);
    text-align: center;
    font-size: clamp(2.2rem, 4.3vw, 3.25rem);
    line-height: 1.05;
    font-weight: 900;
}

.section-title::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -1rem;
    width: 86px;
    height: 3px;
    transform: translateX(-50%);
    background: linear-gradient(90deg, #1fcfff, #075df4);
    box-shadow: 0 0 14px rgba(0, 117, 255, .35);
}

.product-showcase {
    max-width: 1110px;
    margin: 0 auto;
    position: relative;
}

.product-viewport {
    overflow: hidden;
    border-radius: 8px;
}

.product-track {
    display: flex;
    transform: translateX(calc(var(--active-slide, 0) * -100%));
    transition: transform .68s cubic-bezier(.22, .8, .24, 1);
    will-change: transform;
}

.product-slide {
    min-width: 100%;
    flex: 0 0 100%;
    opacity: .38;
    transform: scale(.965);
    transition: opacity .45s ease, transform .68s cubic-bezier(.22, .8, .24, 1);
}

.product-slide.is-active {
    opacity: 1;
    transform: scale(1);
}

.product-card {
    overflow: hidden;
    display: grid;
    grid-template-columns: minmax(0, 1.68fr) minmax(330px, .96fr);
    border: 1px solid rgba(43, 75, 123, .12);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 22px 50px rgba(21, 48, 91, .16);
}

.product-media {
    min-height: 390px;
    background: #06142b;
}

.product-media img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.product-content {
    padding: clamp(2rem, 3.5vw, 3rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pill {
    width: max-content;
    max-width: 100%;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    margin-bottom: 1rem;
    padding: .45rem .7rem;
    border-radius: 8px;
    color: #1166de;
    background: #e8f3ff;
    font-weight: 850;
    font-size: .88rem;
}

.product-content h3 {
    margin: 0;
    font-size: clamp(2rem, 3.4vw, 2.95rem);
    line-height: 1.08;
    font-weight: 900;
    color: var(--ink);
}

.product-content .accent-rule {
    width: 54px;
    margin: 1rem 0 1.35rem;
    box-shadow: none;
}

.product-content p {
    color: #425676;
    font-size: 1.02rem;
    line-height: 1.58;
    margin: 0 0 .85rem;
}

.product-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
    margin-top: 1.45rem;
}

.product-actions .btn-glow,
.product-actions .btn-outline {
    min-width: 145px;
    padding: .82rem 1.05rem;
}

.btn-outline {
    color: #0757e8;
    border: 1px solid #0757e8;
    background: #fff;
}

.btn-outline:hover,
.btn-outline:focus {
    color: #fff;
    background: #0757e8;
}

.carousel-controls {
    display: grid;
    grid-template-columns: 44px 1fr 44px;
    align-items: center;
    gap: 1rem;
    margin-top: 1.75rem;
}

.round-control {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #7588a5;
    border: 1px solid rgba(72, 95, 129, .14);
    background: rgba(255, 255, 255, .88);
    box-shadow: 0 8px 20px rgba(21, 48, 91, .10);
}

.round-control:hover,
.round-control:focus {
    color: #0757e8;
    border-color: rgba(7, 87, 232, .35);
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.slider-dots button {
    width: 10px;
    height: 10px;
    padding: 0;
    border-radius: 50%;
    border: 0;
    background: #b8c3d3;
    transition: background-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

.slider-dots button:hover,
.slider-dots button:focus {
    background: #5d99f3;
    outline: none;
    transform: scale(1.2);
}

.slider-dots .active {
    background: #0766ef;
    box-shadow: 0 0 0 5px rgba(7, 102, 239, .12);
}

.site-footer {
    color: rgba(237, 245, 255, .82);
    background:
        radial-gradient(circle at 16% 0%, rgba(0, 133, 255, .22), transparent 20rem),
        linear-gradient(135deg, #061b38 0%, #07152a 56%, #050d1a 100%);
    padding: 2rem 0 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: .9fr 1fr 1.12fr;
    gap: 2rem;
    padding-bottom: 1.35rem;
}

.footer-brand {
    padding-right: 1.3rem;
}

.footer-logo {
    width: 132px;
    margin-bottom: .8rem;
}

.footer-brand p,
.footer-list p {
    color: rgba(237, 245, 255, .72);
    line-height: 1.65;
    margin: 0;
}

.footer-col {
    padding-left: 1.75rem;
    border-left: 1px solid rgba(255, 255, 255, .13);
}

.footer-col h4 {
    margin: 0 0 .85rem;
    color: #16b8ff;
    font-size: .96rem;
    font-weight: 850;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.footer-list {
    display: grid;
    gap: .45rem;
}

.footer-item {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: .58rem;
    align-items: start;
}

.footer-item .icon {
    width: 18px;
    height: 18px;
    margin-top: .14rem;
    color: #ffffff;
}

.socials {
    display: flex;
    gap: .8rem;
    margin-top: 1.15rem;
}

.socials a {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    border-radius: 8px;
    background: rgba(255, 255, 255, .13);
}

.socials a:hover,
.socials a:focus {
    background: rgba(0, 145, 255, .42);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    color: rgba(237, 245, 255, .62);
    border-top: 1px solid rgba(255, 255, 255, .13);
    text-align: center;
}

.back-top {
    position: fixed;
    right: 1.5rem;
    bottom: 1.35rem;
    z-index: 20;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    padding: .7rem 1rem;
    color: #fff;
    border-radius: 999px;
    background: rgba(255, 255, 255, .13);
    backdrop-filter: blur(12px);
}

.back-top:hover,
.back-top:focus {
    color: #fff;
    background: rgba(0, 117, 255, .54);
}

@media (max-width: 991.98px) {
    .site-header {
        position: relative;
    }

    .navbar-collapse {
        padding: 1rem 0 1.3rem;
    }

    .nav-link.active::after {
        bottom: .2rem;
        left: .85rem;
        right: auto;
        width: 58px;
    }

    .header-cta {
        width: max-content;
        margin-top: .6rem;
    }

    .hero {
        min-height: auto;
    }

    .hero::before {
        background:
            linear-gradient(90deg, rgba(2, 8, 21, .98), rgba(2, 8, 21, .82)),
            linear-gradient(180deg, rgba(2, 8, 21, .10), rgba(2, 8, 21, .92)),
            url("/assets/images/kundun.png") center bottom / cover no-repeat;
    }

    .product-card {
        grid-template-columns: 1fr;
    }

    .product-media {
        min-height: 300px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-col {
        padding-left: 0;
        border-left: 0;
    }

    .footer-brand {
        padding-right: 0;
    }
}

@media (max-width: 575.98px) {
    .brand-logo {
        width: 130px;
    }

    .nav-wrap {
        min-height: 68px;
    }

    .hero-inner {
        padding-top: 3.4rem;
    }

    .hero h1 {
        font-size: 2.35rem;
    }

    .hero-copy {
        font-size: .98rem;
    }

    .hero-actions,
    .product-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .hero-actions .btn-glow,
    .hero-actions .btn-ghost,
    .product-actions .btn-glow,
    .product-actions .btn-outline {
        width: 100%;
        min-width: 0;
    }

    .section-products {
        padding-top: 2.1rem;
    }

    .product-media {
        min-height: 215px;
    }

    .product-content {
        padding: 1.45rem;
    }

    .carousel-controls {
        grid-template-columns: 38px 1fr 38px;
        gap: .55rem;
    }

    .back-top {
        display: none;
    }
}