:root {
    --ink: #0b0c0e;
    --paper: #f5f2e8;
    --surface: #ffffff;
    --carbon: #090a0c;
    --carbon-2: #16181d;
    --yellow: #ffd500;
    --yellow-soft: #ffe867;
    --signal: #83ff35;
    --cyan: #78d9ff;
    --muted: #6d7178;
    --line: rgba(11, 12, 14, .13);
    --dark-line: rgba(255, 255, 255, .16);
    --shadow: 0 22px 70px rgba(0, 0, 0, .24);
    --hard-shadow: none;
}

html {
    scroll-padding-top: 18px;
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: Arial, "Helvetica Neue", sans-serif;
    letter-spacing: 0;
}

.wrapper {
    width: min(1180px, calc(100% - 36px));
}

h1,
h2,
h3 {
    letter-spacing: 0;
}

h1 {
    font-size: 88px;
    line-height: .92;
    max-width: 760px;
    color: var(--yellow);
    text-shadow: 0 8px 34px rgba(0, 0, 0, .5);
}

h1 span {
    display: block;
    color: #fff;
    font-size: 42px;
    line-height: 1;
}

h2 {
    font-size: 50px;
    line-height: 1;
}

h3 {
    font-size: 22px;
    line-height: 1.12;
}

.hero {
    min-height: 760px;
    background: var(--carbon);
    box-shadow: inset 0 0 0 14px var(--yellow);
}

.hero:after {
    display: none;
}

.hero__bg {
    background:
        linear-gradient(90deg, rgba(0, 0, 0, .94) 0%, rgba(0, 0, 0, .78) 38%, rgba(0, 0, 0, .24) 100%),
        linear-gradient(180deg, rgba(0, 0, 0, .05) 0%, rgba(0, 0, 0, .58) 100%),
        url("../images/generated/hero-auto-audio-desktop.jpg") center / cover no-repeat;
}

.topbar {
    padding: 32px 0 18px;
}

.brand-mark {
    color: #fff;
    font-size: 29px;
    font-style: italic;
    letter-spacing: 0;
    text-transform: none;
}

.brand-mark span {
    color: var(--yellow);
    font-size: 12px;
    font-style: normal;
    letter-spacing: 0;
    text-transform: uppercase;
}

.topbar__cta {
    min-height: 44px;
    border: 1px solid rgba(255, 213, 0, .75);
    border-radius: 8px;
    background: rgba(255, 213, 0, .12);
    color: var(--yellow);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    grid-template-areas:
        "content order"
        "product order";
    gap: 26px 34px;
    align-items: start;
    padding: 28px 0 82px;
}

.hero__content {
    grid-area: content;
    max-width: 730px;
}

.hero__product {
    grid-area: product;
    width: min(880px, 100%);
    justify-self: end;
    margin-top: -8px;
}

.hero .order-card {
    grid-area: order;
}

.status-line,
.kicker {
    border-radius: 8px;
    letter-spacing: 0;
}

.status-line {
    border-color: rgba(255, 213, 0, .32);
    background: rgba(255, 213, 0, .1);
    color: #fff;
}

.status-line span {
    background: var(--signal);
    box-shadow: 0 0 0 6px rgba(131, 255, 53, .16);
}

.kicker {
    border: 1px solid rgba(255, 213, 0, .4);
    background: #111;
    color: var(--yellow);
}

.hero__lead {
    max-width: 700px;
    color: #f2f4f6;
    font-size: 21px;
    line-height: 1.42;
}

.hero__chips {
    gap: 9px;
}

.hero__chips span {
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 8px;
    background: rgba(255, 255, 255, .08);
    color: #f8f8f8;
}

.mini-proof {
    max-width: 620px;
}

.mini-proof div {
    border-radius: 8px;
    background: rgba(9, 10, 12, .7);
    border: 1px solid rgba(255, 213, 0, .25);
}

.mini-proof b {
    color: var(--yellow);
}

.product-card {
    padding: 10px;
    border: 1px solid rgba(255, 213, 0, .42);
    border-radius: 8px;
    background: rgba(0, 0, 0, .62);
    box-shadow: 0 28px 80px rgba(0, 0, 0, .48);
    transform: none;
}

.product-card:before {
    inset: 10px;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 6px;
}

.product-card img {
    aspect-ratio: 1100 / 430;
    object-fit: cover;
    border-radius: 6px;
    filter: saturate(1.06) contrast(1.06);
}

.product-card__label {
    right: -12px;
    top: -14px;
    width: 86px;
    height: 86px;
    border: 2px solid #08090a;
    border-radius: 8px;
    background: var(--yellow);
    color: #050505;
    box-shadow: 0 18px 34px rgba(0, 0, 0, .34);
    transform: rotate(3deg);
}

.product-card__caption {
    left: 18px;
    right: 18px;
    bottom: 18px;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 8px;
    background: rgba(0, 0, 0, .78);
}

.order-card {
    padding: 20px;
    border: 1px solid rgba(255, 213, 0, .58);
    border-radius: 8px;
    background: rgba(8, 9, 11, .9);
    color: #fff;
    box-shadow: 0 26px 70px rgba(0, 0, 0, .42);
    backdrop-filter: blur(12px);
}

.hero .order-card {
    position: sticky;
    top: 16px;
}

.order-card__title {
    color: var(--yellow);
    letter-spacing: 0;
}

.price_block {
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 8px;
}

.price_item.old {
    background: rgba(255, 255, 255, .08);
    color: #b6bbc1;
}

.price_item.new {
    background: var(--yellow);
    color: #070707;
}

.order-card label span {
    color: #d6d9de;
}

.input {
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 8px;
    background: #fff;
    box-shadow: none;
}

.input:focus {
    outline: 3px solid rgba(255, 213, 0, .42);
}

.button {
    min-height: 60px;
    border: 0;
    border-radius: 8px;
    background: var(--yellow);
    color: #090909;
    box-shadow: 0 14px 0 #8b7600, 0 24px 44px rgba(0, 0, 0, .34);
}

.button:hover {
    background: var(--yellow-soft);
    box-shadow: 0 15px 0 #8b7600, 0 26px 48px rgba(0, 0, 0, .38);
}

.button:active {
    transform: translateY(4px);
    box-shadow: 0 8px 0 #8b7600, 0 18px 34px rgba(0, 0, 0, .34);
}

.form-note {
    color: #cdd0d5;
}

.section {
    padding: 76px 0;
}

.pain-solution {
    background:
        linear-gradient(180deg, rgba(255, 213, 0, .14), rgba(255, 255, 255, 0) 34%),
        var(--paper);
}

.split-intro {
    align-items: start;
}

.section-lead {
    color: #464b52;
}

.feature-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-card,
.review_item,
.delivery-grid article,
.spec-list li {
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .08);
}

.feature-card {
    min-height: 248px;
    background: #fff;
}

.feature-card--hot {
    background: #101114;
    color: #fff;
    border-color: #101114;
}

.feature-card--hot p {
    color: #dce1e5;
}

.feature-no {
    border-radius: 8px;
    background: var(--yellow);
    color: #090909;
}

.video_section,
.specs_section {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.video_block,
.image-frame {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #101114;
    box-shadow: var(--shadow);
}

.video-container,
.image-frame img,
.product-gallery img {
    border-radius: 6px;
}

.video-placeholder {
    background:
        linear-gradient(135deg, rgba(255, 213, 0, .14), rgba(131, 255, 53, .05)),
        #0a0b0d;
}

.video-play {
    background: var(--yellow);
}

.video-play:after {
    border-left-color: #090909;
}

.specs_section {
    background: #ffffff;
}

.spec-list li {
    background: #f8f8f5;
}

.product-gallery img {
    border: 1px solid var(--line);
    box-shadow: 0 12px 28px rgba(0, 0, 0, .09);
}

.audio_section {
    background:
        linear-gradient(180deg, rgba(0, 0, 0, .18), rgba(0, 0, 0, .78)),
        url("../images/generated/hero-auto-audio-desktop.jpg") center / cover no-repeat;
}

.audio_section:before {
    display: none;
}

.audio-list span {
    border-radius: 8px;
    border: 1px solid rgba(255, 213, 0, .26);
    background: rgba(0, 0, 0, .58);
}

.review_item--dark {
    background: #101114;
    border-color: #101114;
}

.review_item img,
.delivery-grid img {
    border-radius: 8px;
}

.final-cta {
    background: #07080a;
}

.final-cta:before {
    background:
        linear-gradient(90deg, rgba(0, 0, 0, .9), rgba(0, 0, 0, .62)),
        url("../images/generated/hero-auto-audio-desktop.jpg") center / cover no-repeat;
}

.final-grid {
    padding: 74px 0;
}

.footer_section {
    background: #08090a;
}

.mobile-sticky {
    display: none;
    border: 0;
    border-radius: 8px;
    background: var(--yellow);
    color: #090909;
    box-shadow: 0 10px 0 #8b7600, 0 18px 34px rgba(0, 0, 0, .28);
}

@media (max-width: 1080px) {
    h1 {
        font-size: 66px;
    }

    h1 span {
        font-size: 34px;
    }

    h2 {
        font-size: 42px;
    }

    .hero__grid {
        grid-template-columns: 1fr 350px;
        gap: 22px;
    }

    .hero__product {
        width: min(760px, 100%);
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .feature-card--hot {
        grid-column: auto;
    }
}

@media (max-width: 820px) {
    .hero {
        box-shadow: inset 0 0 0 8px var(--yellow);
    }

    .hero__bg {
        background:
            linear-gradient(180deg, rgba(0, 0, 0, .92), rgba(0, 0, 0, .76) 54%, rgba(0, 0, 0, .55) 100%),
            url("../images/generated/hero-auto-audio-mobile.jpg") center top / cover no-repeat;
    }

    .hero__grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "content"
            "order"
            "product";
        gap: 16px;
        padding: 16px 0 42px;
    }

    .hero__content,
    .hero .order-card,
    .hero__product {
        width: 100%;
    }

    .hero .order-card {
        position: relative;
        top: auto;
        max-width: none;
    }

    .hero__product {
        justify-self: stretch;
        margin-top: 0;
    }

    .product-card__label {
        width: 68px;
        height: 68px;
        font-size: 23px;
    }
}

@media (max-width: 720px) {
    .wrapper,
    .narrow {
        width: min(100% - 24px, 430px);
    }

    .section {
        padding: 50px 0;
    }

    .topbar {
        padding: 16px 0 8px;
    }

    .brand-mark {
        font-size: 24px;
    }

    h1 {
        font-size: 38px;
        line-height: .98;
        margin-bottom: 12px;
    }

    h1 span {
        font-size: 21px;
    }

    h2 {
        font-size: 34px;
        line-height: 1.04;
    }

    .hero__lead {
        margin-bottom: 14px;
        font-size: 16px;
        line-height: 1.35;
    }

    .status-line {
        max-width: 100%;
        padding: 8px 10px;
        font-size: 10px;
        white-space: normal;
    }

    .hero__chips {
        gap: 7px;
        margin-bottom: 16px;
    }

    .hero__chips span {
        padding: 8px 9px;
        font-size: 11px;
    }

    .mini-proof {
        grid-template-columns: repeat(3, 1fr);
        gap: 7px;
    }

    .mini-proof div {
        min-height: 50px;
        padding: 8px;
    }

    .mini-proof b {
        font-size: 20px;
    }

    .mini-proof span {
        font-size: 9px;
    }

    .product-card {
        padding: 7px;
    }

    .order-card {
        padding: 14px;
    }

    .order-card__title {
        margin-bottom: 8px;
        font-size: 26px;
    }

    .price_block {
        margin-bottom: 10px;
    }

    .price_item {
        height: 50px;
        font-size: 21px;
    }

    .order-card label {
        margin-bottom: 9px;
    }

    .order-card label span {
        margin-bottom: 4px;
        font-size: 12px;
    }

    .input {
        height: 50px;
        font-size: 16px;
    }

    .button {
        min-height: 52px;
        font-size: 15px;
    }

    .product-card__caption {
        position: static;
        margin-top: 7px;
    }

    .feature-card {
        padding: 22px;
    }

    .delivery-grid article,
    .review_item {
        padding: 22px;
    }

    .mobile-sticky {
        display: none;
        left: 10px;
        right: 10px;
        bottom: 10px;
        min-height: 56px;
    }

    .mobile-sticky.mobile-sticky--visible {
        display: flex;
    }
}