:root {
    --white: #ffffff;
    --paper: #f4f4f1;
    --mist: #e8e8e3;
    --ink: #050505;
    --charcoal: #161616;
    --muted: #656560;
    --line: #d8d8d1;
    --font-display: "Cormorant Garamond", Georgia, serif;
    --font-body: "Inter", Arial, sans-serif;
    --shadow: 0 34px 90px rgba(0, 0, 0, 0.11);
}

@property --story-scale {
    syntax: "<number>";
    inherits: true;
    initial-value: 1.06;
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: 96px;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--white);
    line-height: 1.65;
    font-weight: 300;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    z-index: 50;
    background: var(--ink);
    color: var(--white);
    padding: 0.7rem 1rem;
}

.skip-link:focus { top: 1rem; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
    transition: background 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.site-header.is-scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.08);
}

.header-inner {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.brand {
    text-decoration: none;
    display: grid;
    gap: 0.1rem;
}

.brand span,
.site-footer strong {
    font-family: var(--font-display);
    font-size: 2rem;
    line-height: 1;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
}

.brand small {
    font-size: 0.62rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--muted);
}

.site-nav { display: flex; align-items: center; gap: 2rem; }

.site-nav a,
.site-footer a {
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.72rem;
    font-weight: 600;
}

.site-nav a:hover,
.site-footer a:hover { color: var(--muted); }

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    background: var(--white);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 7px;
}

.menu-toggle span { width: 18px; height: 1px; background: var(--ink); }

.hero {
    min-height: calc(100vh - 82px);
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: stretch;
    background: var(--paper);
    overflow: hidden;
    --spotlight-x: 72%;
    --spotlight-y: 42%;
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(244, 244, 241, 0.96) 0%, rgba(244, 244, 241, 0.78) 34%, rgba(244, 244, 241, 0.04) 76%),
        url("../assets/lumba-hero-car-horse.png") center right / cover;
    filter: grayscale(0.18) contrast(1.04);
    transform: translate3d(0, var(--hero-parallax, 0), 0) scale(1.04);
    will-change: transform;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(circle at var(--spotlight-x) var(--spotlight-y), rgba(255, 255, 255, 0.42), transparent 22%),
        linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(5, 5, 5, 0.08));
    mix-blend-mode: screen;
    opacity: 0.76;
    transition: opacity 220ms ease;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 1px;
    background: var(--line);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: end;
    padding: 8rem 0 5rem;
}

.hero-copy {
    max-width: 760px;
    animation: heroReveal 900ms ease both;
    transform: translate3d(0, var(--copy-parallax, 0), 0);
    will-change: transform;
}

.eyebrow {
    margin: 0 0 1.1rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.24em;
    font-size: 0.72rem;
    font-weight: 700;
}

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 0.98;
    margin: 0;
}

h1 {
    font-size: clamp(4rem, 8vw, 8.8rem);
    letter-spacing: -0.01em;
    max-width: 900px;
}

.hero-title-line { display: block; }
.hero-title-line-small { font-size: 54%; }
.hero-title-line-fit { font-size: 77%; }
.hero-subline { display: block; font-size: 25%; font-style: italic; }
h2 { font-size: clamp(3rem, 5.6vw, 5.9rem); }
h3 { font-size: 2rem; }

.hero-lede {
    max-width: 600px;
    margin: 2rem 0 0;
    font-size: 1.08rem;
    color: var(--charcoal);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 2.2rem;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.35rem;
    border: 1px solid var(--ink);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
    position: relative;
    overflow: hidden;
}

.button::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.34) 45%, transparent 70%);
    transform: translateX(-130%);
    transition: transform 650ms ease;
}

.button:hover::after { transform: translateX(130%); }
.button-dark { background: var(--ink); color: var(--white); }
.button-dark:hover { background: var(--charcoal); }
.button-light { background: rgba(255, 255, 255, 0.72); color: var(--ink); }
.button-light:hover { background: var(--white); }

.intro-band {
    background: var(--ink);
    color: var(--white);
    padding: 3.2rem 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.intro-grid p { margin: 0; }
.intro-grid p:first-child { font-family: var(--font-display); font-size: clamp(2.7rem, 5vw, 5rem); line-height: 1; }
.intro-grid p:last-child { color: rgba(255, 255, 255, 0.72); font-size: 1.05rem; }

.section { padding: 8rem 0; }
.section-grey { background: var(--paper); }

section[id],
main[id] { scroll-margin-top: 96px; }

.section-heading {
    max-width: 820px;
    text-align: center;
    margin-bottom: 4rem;
}

.section-heading h2 { margin-bottom: 1.2rem; }

.section-heading p,
.copy-stack p,
.standard-grid p,
.collection-card p,
.process-list p,
.contact-grid p,
.site-footer p { color: var(--muted); }

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.copy-stack p { margin: 0 0 1.2rem; font-size: 1.05rem; }

.collection-grid {
    display: grid;
    grid-template-columns: 1.25fr 1fr 1fr;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.collection-card {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: end;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(5, 5, 5, 0.88)),
        url("https://images.unsplash.com/photo-1614200179396-2bdb77ebf81b?auto=format&fit=crop&q=82&w=1200") center / cover;
    color: var(--white);
    filter: grayscale(1);
    overflow: hidden;
    transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(0);
    transform-style: preserve-3d;
    transition: filter 450ms ease, transform 450ms ease, box-shadow 450ms ease;
}

.collection-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at var(--card-x, 50%) var(--card-y, 50%), rgba(255, 255, 255, 0.28), transparent 26%),
        linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    opacity: 0;
    transition: opacity 320ms ease;
}

.collection-card:hover {
    filter: grayscale(0.22);
    transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-6px);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.18);
}

.collection-card:hover::before { opacity: 1; }

.collection-card:nth-child(2) {
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(5, 5, 5, 0.88)),
        url("https://images.unsplash.com/photo-1621135802920-133df287f89c?auto=format&fit=crop&q=82&w=1200");
}

.collection-card:nth-child(3) {
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(5, 5, 5, 0.88)),
        url("https://images.unsplash.com/photo-1503376780353-7e6692767b70?auto=format&fit=crop&q=82&w=1200");
}

.collection-card:nth-child(4) {
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(5, 5, 5, 0.88)),
        url("https://images.unsplash.com/photo-1747923578885-73e32f2ed644?auto=format&fit=crop&q=82&w=1200");
}

.collection-card:nth-child(5) {
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(5, 5, 5, 0.88)),
        url("https://images.unsplash.com/photo-1772990916061-94f42f45d826?auto=format&fit=crop&q=82&w=1200");
}

.collection-card-large { grid-row: span 2; min-height: 721px; }
.collection-card > div { padding: 2rem; transform: translateY(8px); transition: transform 450ms ease; }
.collection-card:hover > div { transform: translateZ(44px) translateY(0); }

.collection-card span,
.standard-grid span,
.process-list span {
    display: block;
    color: currentColor;
    opacity: 0.58;
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.collection-card p { color: rgba(255, 255, 255, 0.72); margin-bottom: 0; }

.image-story {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    min-height: 720px;
    background: var(--paper);
}

.story-image {
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.18)),
        url("https://images.unsplash.com/photo-1492144534655-ae79c964c9d7?auto=format&fit=crop&q=82&w=1800") center / cover;
    filter: grayscale(1);
    transform: translate3d(0, var(--story-parallax, 0), 0) scale(var(--story-scale, 1.06));
    will-change: transform;
}

.story-copy {
    padding: 7rem max(40px, calc((100vw - 1180px) / 2)) 7rem 5rem;
    align-self: center;
}

.story-copy p { color: var(--muted); font-size: 1.04rem; }
.check-list { list-style: none; padding: 0; margin: 2.2rem 0 0; }
.check-list li { border-top: 1px solid var(--line); padding: 1rem 0; }

.standard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    margin-top: 4rem;
    border: 1px solid var(--line);
}

.standard-grid article {
    background: var(--white);
    padding: 2.2rem;
    transition: background 220ms ease, transform 220ms ease, box-shadow 220ms ease;
}

.standard-grid article:hover { background: #fbfbf9; transform: translateY(-3px); box-shadow: var(--shadow); }

.process {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 5rem;
}

.process-list {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--line);
}

.process-list li {
    display: grid;
    grid-template-columns: 74px 160px 1fr;
    gap: 1.5rem;
    align-items: baseline;
    border-bottom: 1px solid var(--line);
    padding: 1.35rem 0;
    transition: transform 220ms ease, color 220ms ease;
}

.process-list li:hover { transform: translateX(8px); }
.process-list span { margin: 0; color: var(--muted); }
.process-list strong { font-family: var(--font-display); font-size: 2rem; font-weight: 500; }
.process-list p { margin: 0; }

.section-black {
    background: var(--ink);
    color: var(--white);
    overflow: hidden;
}

.section-black .eyebrow,
.section-black p { color: rgba(255, 255, 255, 0.68); }

.marque-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 5rem;
    align-items: end;
}

.marquee {
    margin-top: 5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    overflow: hidden;
    white-space: nowrap;
}

.marquee div {
    display: inline-flex;
    gap: 3rem;
    padding: 1.1rem 0;
    animation: marquee 24s linear infinite;
}

.marquee:hover div { animation-play-state: paused; }

.marquee span {
    color: rgba(255, 255, 255, 0.76);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.75rem;
    font-weight: 700;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.contact-section { background: var(--paper); padding: 8rem 0; }

.contact-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 5rem;
    align-items: start;
}

.contact-lines { display: grid; gap: 0.8rem; margin-top: 2rem; }
.contact-lines a,
.contact-lines span { border-top: 1px solid var(--line); padding-top: 0.9rem; text-decoration: none; }

.contact-form {
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 2rem;
    display: grid;
    gap: 0.8rem;
}

label {
    display: block;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.68rem;
    font-weight: 700;
}

select,
input,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--white);
    color: var(--ink);
    font: inherit;
    min-height: 48px;
    padding: 0.85rem 0.95rem;
    border-radius: 0;
}

textarea { resize: vertical; }
.contact-form .button { width: 100%; margin-top: 0.5rem; }
.form-note { margin: 0; font-size: 0.82rem; text-align: center; }

.site-footer {
    padding: 3rem 0;
    border-top: 1px solid var(--line);
    background: var(--white);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    align-items: center;
}

.site-footer p { margin: 0.5rem 0 0; }
.site-footer nav,
.footer-partners { display: flex; gap: 1.5rem; align-items: center; }

.footer-partners {
    margin-top: 2rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.68rem;
    font-weight: 700;
}

.footer-partners a { color: var(--ink); text-decoration: none; }

.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 46px;
    height: 46px;
    border: 1px solid var(--ink);
    background: var(--ink);
    color: var(--white);
    display: none;
    cursor: pointer;
    z-index: 30;
}

.back-to-top.is-visible { display: block; }

.reveal {
    opacity: 0;
    transform: translateY(34px);
    filter: blur(10px);
    transition: opacity 900ms ease, transform 900ms ease, filter 900ms ease;
    will-change: opacity, transform;
}

.reveal.is-visible { opacity: 1; transform: translateY(0); filter: blur(0); }
.reveal-delay-1 { transition-delay: 90ms; }
.reveal-delay-2 { transition-delay: 180ms; }

.collection-card.reveal {
    filter: grayscale(1) blur(10px);
    transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(34px);
}

.collection-card.reveal.is-visible {
    filter: grayscale(1);
    transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(0);
}

.collection-card.reveal.is-visible:hover {
    filter: grayscale(0.22);
    transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-6px);
}

@keyframes heroReveal {
    from { opacity: 0; transform: translateY(26px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes luxuryBreath {
    0%, 100% { --story-scale: 1.06; }
    50% { --story-scale: 1.085; }
}

.story-image { animation: luxuryBreath 9s ease-in-out infinite; }

:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-media,
    .story-image,
    .hero-copy,
    .collection-card { transform: none !important; }

    .hero::before,
    .collection-card::before { display: none; }
}

@media (max-width: 980px) {
    .site-nav {
        position: fixed;
        inset: 82px 0 auto;
        display: none;
        flex-direction: column;
        align-items: flex-start;
        background: var(--white);
        border-bottom: 1px solid var(--line);
        padding: 2rem;
    }

    .site-nav.is-open { display: flex; }
    .menu-toggle { display: flex; }

    .hero-grid,
    .split,
    .intro-grid,
    .image-story,
    .process,
    .marque-grid,
    .contact-grid { grid-template-columns: 1fr; }

    .hero {
        min-height: auto;
    }

    .hero-grid {
        gap: 2rem;
        min-height: 680px;
        padding: 5rem 0 4rem;
        align-items: end;
    }

    .hero-media {
        background:
            linear-gradient(180deg, rgba(244, 244, 241, 0.72) 0%, rgba(244, 244, 241, 0.58) 38%, rgba(244, 244, 241, 0.92) 100%),
            url("../assets/lumba-hero-car-horse.png") center / cover;
    }

    .hero-copy {
        max-width: 620px;
    }

    .collection-grid,
    .standard-grid { grid-template-columns: 1fr 1fr; }

    .collection-card-large {
        grid-row: auto;
        grid-column: span 2;
        min-height: 480px;
    }

    .image-story { min-height: 0; }
    .story-image { min-height: 420px; }
    .story-copy { padding: 4rem 20px; }

    .process-list li { grid-template-columns: 64px 1fr; }
    .process-list p { grid-column: 2; }

    .contact-grid {
        gap: 3rem;
    }
}

@media (max-width: 620px) {
    .container { width: min(100% - 28px, 1180px); }
    .header-inner { min-height: 72px; }
    .brand span { font-size: 1.55rem; }
    .brand small { font-size: 0.56rem; letter-spacing: 0.22em; }
    .site-nav {
        inset: 72px 0 auto;
        gap: 1.2rem;
        padding: 1.4rem;
    }
    .site-nav a { font-size: 0.7rem; }
    h1 {
        font-size: clamp(3.1rem, 17vw, 4.35rem);
        line-height: 0.92;
        max-width: 100%;
    }
    h2 {
        font-size: clamp(2.45rem, 13vw, 3.25rem);
        line-height: 0.98;
    }
    h3 { font-size: 1.75rem; }
    .hero-title-line-small { font-size: 48%; }
    .hero-title-line-fit {
        font-size: 58%;
        line-height: 0.98;
        max-width: 10ch;
    }
    .hero-subline {
        font-size: 24%;
        line-height: 1.15;
        margin-top: 0.55rem;
        max-width: 24ch;
    }
    .hero-grid {
        min-height: 640px;
        padding: 3.6rem 0 2.5rem;
    }
    .hero-media {
        background:
            linear-gradient(180deg, rgba(244, 244, 241, 0.62) 0%, rgba(244, 244, 241, 0.46) 34%, rgba(244, 244, 241, 0.96) 86%),
            url("../assets/lumba-hero-car-horse.png") 56% center / cover;
    }
    .hero-lede {
        margin-top: 1.35rem;
        font-size: 0.98rem;
        max-width: 34ch;
    }
    .hero-actions {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.75rem;
        margin-top: 1.45rem;
        max-width: 320px;
    }
    .button {
        width: 100%;
        min-height: 46px;
        padding: 0.85rem 1rem;
        letter-spacing: 0.12em;
        font-size: 0.68rem;
    }
    .section,
    .contact-section { padding: 4.4rem 0; }
    .intro-band { padding: 2.4rem 0; }
    .intro-grid { gap: 1.2rem; }
    .intro-grid p:first-child { font-size: clamp(2.4rem, 12vw, 3.25rem); }
    .intro-grid p:last-child { font-size: 0.98rem; }
    .section-heading {
        text-align: left;
        margin-bottom: 2.4rem;
    }
    .eyebrow {
        font-size: 0.64rem;
        letter-spacing: 0.19em;
        margin-bottom: 0.8rem;
    }
    .collection-grid,
    .standard-grid { grid-template-columns: 1fr; }
    .collection-card,
    .collection-card-large {
        min-height: 310px;
        grid-column: auto;
    }
    .collection-card > div { padding: 1.35rem; }
    .collection-card span,
    .standard-grid span,
    .process-list span {
        font-size: 1.5rem;
        margin-bottom: 1.25rem;
    }
    .image-story {
        display: flex;
        flex-direction: column;
    }
    .story-image {
        min-height: 320px;
        order: 1;
    }
    .story-copy {
        order: 2;
        padding: 3.4rem 14px;
    }
    .standard-grid article,
    .contact-form { padding: 1.4rem; }
    .standard-grid {
        margin-top: 2.3rem;
    }
    .process {
        gap: 2rem;
    }
    .process-list li { grid-template-columns: 1fr; gap: 0.35rem; }
    .process-list p { grid-column: auto; }
    .process-list strong {
        font-size: 1.7rem;
    }
    .marque-grid {
        gap: 1.6rem;
    }
    .marquee {
        margin-top: 2.7rem;
    }
    .contact-grid {
        gap: 2rem;
    }
    .contact-lines {
        margin-top: 1.4rem;
    }
    select,
    input,
    textarea {
        min-height: 46px;
        font-size: 16px;
    }
    .footer-inner,
    .site-footer nav,
    .footer-partners {
        align-items: flex-start;
        flex-direction: column;
    }
    .site-footer {
        padding: 2.4rem 0;
    }
    .site-footer nav,
    .footer-partners {
        gap: 0.9rem;
    }
    .back-to-top {
        right: 14px;
        bottom: 14px;
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 390px) {
    h1 {
        font-size: clamp(2.8rem, 16vw, 3.8rem);
    }

    .hero-grid {
        min-height: 610px;
    }

    .hero-title-line-fit {
        font-size: 54%;
    }

    .collection-card,
    .collection-card-large {
        min-height: 285px;
    }
}