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


:root {
    --background: #0b0b0c;
    --surface: #111113;
    --surface-hover: #171719;
    --border: #27272a;
    --text: #f5f5f5;
    --muted: #96969b;
    --dim: #626268;
    --gold: #c8b27a;
}


html {
    scroll-behavior: smooth;
}


body {
    min-height: 100vh;

    background: var(--background);

    color: var(--text);

    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    -webkit-font-smoothing: antialiased;
}


a {
    color: inherit;
    text-decoration: none;
}


.details-page {
    min-height: 100vh;
    overflow: hidden;
}



/* ─────────────────────────────
   NAVIGATION
───────────────────────────── */

.details-nav {
    position: relative;
    z-index: 10;

    width:
        min(
            1080px,
            calc(100% - 48px)
        );

    height: 76px;

    margin: 0 auto;

    display: flex;

    align-items: center;

    justify-content: space-between;
}


.details-brand {
    display: flex;

    align-items: center;

    gap: 9px;

    font-size: 18px;

    font-weight: 650;

    letter-spacing: -0.02em;
}


.details-brand span {
    color: var(--gold);

    font-size: 20px;

    transition:
        transform 0.3s ease;
}


.details-brand:hover span {
    transform:
        rotate(12deg)
        scale(1.08);
}


.back-link {
    color: var(--muted);

    font-size: 13px;

    transition:
        color 0.2s ease,
        transform 0.2s ease;
}


.back-link:hover {
    color: var(--text);

    transform: translateX(-2px);
}



/* ─────────────────────────────
   HERO
───────────────────────────── */

.details-hero {
    position: relative;

    min-height: 610px;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    padding:
        100px 24px
        120px;

    text-align: center;
}


.details-glow {
    position: absolute;

    width: 650px;
    height: 430px;

    background:
        radial-gradient(
            ellipse,
            rgba(
                200,
                178,
                122,
                0.08
            ),
            transparent 70%
        );

    pointer-events: none;
}


.details-mark {
    position: relative;

    width: 64px;
    height: 64px;

    display: flex;

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

    margin-bottom: 28px;

    border:
        1px solid var(--border);

    border-radius: 19px;

    background: var(--surface);

    color: var(--gold);

    font-size: 28px;

    box-shadow:
        0 20px 70px
        rgba(
            0,
            0,
            0,
            0.35
        );

    animation:
        floatMark 4s
        ease-in-out
        infinite;
}


@keyframes floatMark {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }

}


.details-eyebrow {
    position: relative;

    color: var(--gold);

    font-size: 11px;

    font-weight: 650;

    text-transform: uppercase;

    letter-spacing: 0.14em;
}


.details-hero h1 {
    position: relative;

    margin-top: 18px;

    max-width: 850px;

    font-size:
        clamp(
            52px,
            8vw,
            92px
        );

    line-height: 0.96;

    letter-spacing: -0.065em;

    font-weight: 600;
}


.details-hero h1 span {
    color: #8f8f95;
}


.details-intro {
    position: relative;

    max-width: 580px;

    margin-top: 28px;

    color: var(--muted);

    font-size: 16px;

    line-height: 1.75;
}



/* ─────────────────────────────
   CONTENT
───────────────────────────── */

.details-content {
    width:
        min(
            900px,
            calc(100% - 48px)
        );

    margin: 0 auto;

    border-top:
        1px solid var(--border);
}


.details-section {
    display: grid;

    grid-template-columns: 70px 1fr;

    gap: 30px;

    padding:
        75px 0;

    border-bottom:
        1px solid var(--border);
}


.details-number {
    color: #4d4d52;

    font-size: 11px;

    font-weight: 650;

    padding-top: 5px;
}


.details-label {
    color: var(--gold);

    font-size: 11px;

    font-weight: 650;

    text-transform: uppercase;

    letter-spacing: 0.12em;
}


.details-section h2 {
    margin-top: 14px;

    font-size:
        clamp(
            30px,
            4vw,
            48px
        );

    line-height: 1.05;

    letter-spacing: -0.045em;

    font-weight: 600;
}


.details-section > div:last-child > p:last-child {
    max-width: 650px;

    margin-top: 22px;

    color: var(--muted);

    font-size: 15px;

    line-height: 1.8;
}


.details-section strong {
    color: #c5c5c9;

    font-weight: 550;
}


.last-section {
    border-bottom: none;
}



/* ─────────────────────────────
   BACK CTA
───────────────────────────── */

.details-back {
    position: relative;

    width:
        min(
            1080px,
            calc(100% - 48px)
        );

    min-height: 570px;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    margin: 40px auto 0;

    padding: 80px 24px;

    border-top:
        1px solid var(--border);

    text-align: center;
}


.back-glow {
    position: absolute;

    width: 650px;
    height: 400px;

    background:
        radial-gradient(
            ellipse,
            rgba(
                200,
                178,
                122,
                0.07
            ),
            transparent 70%
        );

    pointer-events: none;
}


.details-mark.small {
    width: 52px;
    height: 52px;

    margin-bottom: 24px;

    font-size: 22px;
}


.details-back h2 {
    position: relative;

    margin-top: 18px;

    font-size:
        clamp(
            44px,
            7vw,
            76px
        );

    line-height: 0.98;

    letter-spacing: -0.06em;

    font-weight: 600;
}


.details-back h2 span {
    color: #8f8f95;
}


.back-button {
    position: relative;

    display: inline-flex;

    align-items: center;

    justify-content: center;

    min-height: 46px;

    margin-top: 32px;

    padding: 0 19px;

    border:
        1px solid var(--border);

    border-radius: 12px;

    background: var(--surface);

    color: var(--text);

    font-size: 13px;

    font-weight: 600;

    transition:
        transform 0.2s ease,
        background 0.2s ease,
        border-color 0.2s ease;
}


.back-button:hover {
    transform: translateY(-2px);

    background: var(--surface-hover);

    border-color: #3a3a3e;
}



/* ─────────────────────────────
   FOOTER
───────────────────────────── */

.details-footer {
    width:
        min(
            1080px,
            calc(100% - 48px)
        );

    margin: 0 auto;

    display: grid;

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

    align-items: center;

    padding:
        25px 0 32px;

    border-top:
        1px solid var(--border);

    color: var(--dim);

    font-size: 11px;
}


.footer-brand {
    color: var(--text);

    font-size: 13px;

    font-weight: 650;
}


.footer-brand span {
    margin-right: 6px;

    color: var(--gold);
}


.details-footer p:nth-child(2) {
    text-align: center;
}


.details-footer p:last-child {
    text-align: right;
}



/* ─────────────────────────────
   MOBILE
───────────────────────────── */

@media (max-width: 700px) {

    .details-nav {
        width:
            calc(100% - 32px);
    }


    .details-hero {
        min-height: 540px;

        padding:
            80px 18px
            90px;
    }


    .details-content {
        width:
            calc(100% - 32px);
    }


    .details-section {
        grid-template-columns: 1fr;

        gap: 16px;

        padding: 55px 0;
    }


    .details-number {
        padding-top: 0;
    }


    .details-back {
        width: 100%;

        min-height: 500px;
    }


    .details-footer {
        width:
            calc(100% - 32px);

        grid-template-columns: 1fr;

        gap: 12px;
    }


    .details-footer p:nth-child(2),
    .details-footer p:last-child {
        text-align: left;
    }

}


@media (max-width: 500px) {

    .details-nav {
        height: 68px;
    }


    .details-hero h1 {
        font-size:
            clamp(
                48px,
                14vw,
                68px
            );
    }


    .details-intro {
        font-size: 14px;
    }


    .details-section h2 {
        font-size: 31px;
    }


    .details-section > div:last-child > p:last-child {
        font-size: 14px;
    }

}