:root {
    --ink: #18202a;
    --steel: #263b48;
    --blue: #2068a8;
    --cyan: #4fb3bf;
    --mint: #4db887;
    --amber: #f5b642;
    --coral: #dc6044;
    --paper: #f4f1ea;
    --white: #ffffff;
    --muted: #66737e;
    --line: #d8e0e4;
    --shadow: 0 24px 70px rgba(24, 32, 42, 0.16);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

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

a {
    color: inherit;
}

.site-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem clamp(1rem, 4vw, 3rem);
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--steel);
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-decoration: none;
}

.brand:hover,
.nav-links a:hover,
.social-link:hover {
    color: var(--blue);
    text-decoration: none;
}

.brand-mark {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 7px;
    color: var(--white);
    background: linear-gradient(135deg, var(--blue), var(--mint));
    letter-spacing: 0;
}

.print-mark {
    flex-direction: column;
    gap: 3px;
    padding: 6px;
}

.print-mark-rail,
.print-mark-head,
.print-mark-bed {
    display: block;
    border-radius: 2px;
}

.print-mark-rail {
    width: 22px;
    height: 4px;
    background: rgba(255, 255, 255, 0.9);
}

.print-mark-head {
    width: 14px;
    height: 7px;
    background: var(--amber);
}

.print-mark-bed {
    width: 23px;
    height: 9px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    background: rgba(24, 32, 42, 0.42);
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.35rem 1rem;
}

.nav-links a {
    color: var(--steel);
    font-size: 0.94rem;
    font-weight: 800;
    text-decoration: none;
}

.hero {
    min-height: calc(92vh - 60px);
    display: flex;
    align-items: center;
    padding: clamp(2.75rem, 6vw, 5rem) 0;
    color: var(--white);
    background:
        radial-gradient(circle at 78% 22%, rgba(79, 179, 191, 0.26), transparent 28rem),
        radial-gradient(circle at 18% 82%, rgba(77, 184, 135, 0.12), transparent 22rem),
        linear-gradient(115deg, rgba(24, 32, 42, 0.98), rgba(32, 104, 168, 0.9)),
        url("../images/pattern.jpg") center / 320px repeat;
    background-blend-mode: normal, normal, normal, soft-light;
}

.hero-grid,
.split,
.quote-grid,
.marketplace-grid,
.contact-grid,
.snapshot-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
    align-items: center;
    gap: clamp(2rem, 6vw, 5rem);
}

.hero-copy {
    max-width: 780px;
}

.eyebrow,
.section-kicker {
    margin: 0 0 0.75rem;
    color: var(--amber);
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 820px;
    margin-bottom: 1.2rem;
    font-size: clamp(2.7rem, 6vw, 5.6rem);
    font-weight: 900;
    line-height: 0.95;
}

h2 {
    margin-bottom: 1rem;
    color: var(--steel);
    font-size: clamp(2rem, 4.2vw, 3.9rem);
    font-weight: 900;
    line-height: 1.03;
}

h3 {
    color: var(--steel);
    font-size: 1.2rem;
    font-weight: 900;
    line-height: 1.25;
}

.lead {
    max-width: 720px;
    color: rgba(255, 255, 255, 0.88);
    font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.8rem;
    margin-top: 1.8rem;
}

.btn {
    border-radius: 7px;
    font-weight: 900;
}

.btn-primary {
    border-color: var(--amber);
    background: var(--amber);
    color: #1a1a1a;
}

.btn-primary:hover {
    border-color: #ffd071;
    background: #ffd071;
    color: #1a1a1a;
}

.btn-outline-light:hover {
    color: var(--steel);
}

.trust-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 2rem;
}

.trust-strip span,
.capability-row span {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0.35rem 0.7rem;
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.12);
    font-size: 0.9rem;
    font-weight: 800;
}

.fabrication-stage {
    position: relative;
    min-height: 560px;
}

.cad-window,
.printer-card,
.part-stack {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: 8px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.cad-window {
    top: 0;
    left: 0;
    width: min(455px, 86vw);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
}

.window-top {
    display: flex;
    gap: 0.4rem;
    padding: 0.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(24, 32, 42, 0.5);
}

.window-top span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--amber);
}

.window-top span:nth-child(2) {
    background: var(--mint);
}

.window-top span:nth-child(3) {
    background: var(--coral);
}

.model-view {
    position: relative;
    min-height: 265px;
    overflow: hidden;
    background:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        rgba(24, 32, 42, 0.38);
    background-size: 28px 28px;
}

.axis {
    position: absolute;
    left: 56px;
    bottom: 58px;
    transform-origin: left center;
    height: 3px;
    border-radius: 999px;
}

.axis.x {
    width: 180px;
    background: var(--coral);
    transform: rotate(-18deg);
}

.axis.y {
    width: 150px;
    background: var(--mint);
    transform: rotate(-72deg);
}

.part {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.86);
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(79, 179, 191, 0.86), rgba(245, 182, 66, 0.9));
    transform: skewY(-10deg) rotate(-6deg);
}

.part-one {
    right: 76px;
    top: 68px;
    width: 178px;
    height: 118px;
}

.part-two {
    right: 136px;
    top: 112px;
    width: 98px;
    height: 62px;
    background: rgba(24, 32, 42, 0.62);
}

.dimension {
    position: absolute;
    padding: 0.25rem 0.45rem;
    border-radius: 5px;
    color: var(--white);
    background: rgba(24, 32, 42, 0.72);
    font-size: 0.78rem;
    font-weight: 900;
}

.dimension-one {
    right: 82px;
    top: 36px;
}

.dimension-two {
    left: 82px;
    bottom: 38px;
}

.printer-card {
    right: 0;
    bottom: 22px;
    width: min(350px, 76vw);
    padding: 1.1rem;
    background: rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(14px);
}

.printer-rail {
    height: 12px;
    margin-bottom: 0.75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.55);
}

.printer-head {
    width: 34%;
    height: 34px;
    margin: 0 auto 0.75rem;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--mint), var(--amber));
}

.print-bed {
    display: grid;
    gap: 0.5rem;
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.46);
    border-radius: 8px;
    background: rgba(24, 32, 42, 0.62);
}

.print-bed span {
    display: block;
    height: 16px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--amber), var(--coral));
}

.print-bed span:nth-child(2) {
    width: 78%;
}

.print-bed span:nth-child(3) {
    width: 58%;
}

.cad-window,
.printer-card,
.part-stack {
    z-index: 1;
}

.part-stack {
    right: 34px;
    top: 168px;
    z-index: 0;
    display: grid;
    gap: 0.42rem;
    width: min(260px, 54vw);
    padding: 1.1rem;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.06)),
        rgba(24, 32, 42, 0.3);
    backdrop-filter: blur(8px);
}

.part-stack span {
    display: block;
    height: 22px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(79, 179, 191, 0.94), rgba(245, 182, 66, 0.96));
}

.part-stack span:nth-child(2) {
    width: 84%;
}

.part-stack span:nth-child(3) {
    width: 64%;
}

.part-stack strong {
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.section-pad {
    padding: clamp(3rem, 6vw, 5rem) 0;
}

.business-fit {
    padding-bottom: clamp(2.25rem, 4vw, 3.5rem);
}

.marketplaces {
    padding-top: clamp(2.25rem, 4vw, 3.5rem);
}

.snapshot,
.business-fit {
    background: var(--white);
}

.marketplaces {
    color: var(--white);
    background:
        radial-gradient(circle at 82% 18%, rgba(79, 179, 191, 0.22), transparent 24rem),
        linear-gradient(120deg, rgba(24, 32, 42, 0.98), rgba(32, 104, 168, 0.9)),
        url("../images/pattern.jpg") center / 320px repeat;
    background-blend-mode: normal, normal, soft-light;
}

.marketplaces h2 {
    color: var(--white);
}

.marketplaces p,
.marketplace-card p {
    color: rgba(255, 255, 255, 0.86);
}

.snapshot-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(300px, 1.08fr);
}

.snapshot strong {
    display: inline-flex;
    margin-bottom: 0.75rem;
    color: var(--coral);
    font-size: 0.95rem;
    font-weight: 900;
}

.snapshot p,
.workflow p,
.quote p,
.marketplaces p,
.contact p,
.proof-card p {
    color: var(--muted);
    font-size: 1.12rem;
}

.section-heading {
    max-width: 780px;
    margin-bottom: 2rem;
}

.service-grid,
.proof-grid,
.skill-grid,
.fit-grid {
    display: grid;
    gap: 1rem;
}

.service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card,
.proof-card,
.skill-block,
.fit-card,
.quote-list div {
    min-height: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--white);
    box-shadow: 0 10px 35px rgba(24, 32, 42, 0.06);
}

.service-card {
    padding: 1.35rem;
}

.featured-card {
    color: var(--white);
    background: linear-gradient(135deg, var(--blue), var(--steel));
}

.accent-card {
    background: linear-gradient(135deg, #fff7e4, var(--white));
    border-color: #f2dca9;
}

.featured-card h3,
.featured-card p {
    color: var(--white);
}

.service-icon {
    display: inline-flex;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.1rem;
    border-radius: 7px;
    color: var(--white);
    background: var(--blue);
    font-weight: 900;
}

.featured-card .service-icon {
    background: var(--amber);
    color: var(--ink);
}

.service-card p,
.skill-block li {
    color: var(--muted);
}

.workflow {
    color: var(--white);
    background:
        linear-gradient(120deg, rgba(38, 59, 72, 0.98), rgba(32, 104, 168, 0.9)),
        url("../images/pattern.jpg") center / 360px;
}

.workflow h2,
.contact h2 {
    color: var(--white);
}

.workflow p {
    color: rgba(255, 255, 255, 0.8);
}

.capability-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 1.6rem;
}

.timeline {
    display: grid;
    gap: 0.8rem;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: step;
}

.timeline li {
    position: relative;
    min-height: 112px;
    padding: 1rem 1rem 1rem 4.25rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.13);
    backdrop-filter: blur(12px);
}

.timeline li::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 1rem;
    top: 1rem;
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    color: var(--ink);
    background: var(--amber);
    font-weight: 900;
}

.timeline span {
    display: block;
    color: var(--white);
    font-size: 1.08rem;
    font-weight: 900;
}

.timeline p {
    margin: 0.25rem 0 0;
    font-size: 0.98rem;
}

.quote {
    background: var(--paper);
}

.quote-grid {
    align-items: stretch;
}

.quote-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.quote-list div {
    padding: 1.2rem;
}

.quote-list strong {
    display: block;
    color: var(--steel);
    font-size: 1.08rem;
}

.quote-list span {
    color: var(--muted);
}

.marketplace-grid {
    align-items: stretch;
}

.marketplace-card {
    display: grid;
    align-content: center;
    justify-items: start;
    gap: 0.9rem;
    min-height: 100%;
    padding: 1.35rem;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.16);
    backdrop-filter: blur(12px);
}

.marketplace-card strong {
    color: var(--white);
    font-size: 1.15rem;
}

.marketplace-card p {
    color: rgba(255, 255, 255, 0.86);
}

.fit-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.fit-card {
    padding: 1.35rem;
}

.fit-card span {
    display: inline-flex;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    border-radius: 7px;
    color: var(--white);
    background: linear-gradient(135deg, var(--blue), var(--mint));
    font-weight: 900;
}

.fit-card p {
    color: var(--muted);
}

.proof-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.proof-card {
    overflow: hidden;
    padding: 0;
}

.proof-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-bottom: 1px solid var(--line);
    background: #e8eef2;
}

.proof-card div {
    padding: 1.15rem;
}

.skills {
    background: var(--paper);
}

.skill-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.skill-block {
    padding: 1.25rem;
}

.skill-block ul {
    display: grid;
    gap: 0.55rem;
    margin: 0;
    padding-left: 1.15rem;
}

.contact {
    color: var(--white);
    background:
        radial-gradient(circle at 78% 20%, rgba(245, 182, 66, 0.16), transparent 22rem),
        linear-gradient(120deg, rgba(24, 32, 42, 0.98), rgba(38, 59, 72, 0.94)),
        url("../images/pattern.jpg") center / 320px repeat;
    background-blend-mode: normal, normal, soft-light;
}

.contact p {
    color: rgba(255, 255, 255, 0.78);
}

.contact-card {
    display: grid;
    gap: 1rem;
    justify-items: start;
    padding: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
}

.social-link {
    color: var(--white);
    font-weight: 900;
    text-decoration: underline;
    text-underline-offset: 5px;
}

.fine-print {
    margin-bottom: 0;
    font-size: 0.95rem;
}

@media (max-width: 991px) {
    .hero-grid,
    .split,
    .quote-grid,
    .marketplace-grid,
    .contact-grid,
    .snapshot-grid {
        grid-template-columns: 1fr;
    }

    .fabrication-stage {
        min-height: 550px;
        max-width: 620px;
    }

    .service-grid,
    .proof-grid,
    .fit-grid,
    .skill-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .site-nav {
        align-items: flex-start;
        flex-direction: column;
    }

    .nav-links {
        justify-content: flex-start;
    }

    .hero {
        min-height: auto;
    }

    .fabrication-stage {
        min-height: 520px;
    }

    .cad-window {
        left: 50%;
        transform: translateX(-50%);
    }

    .printer-card {
        right: 50%;
        bottom: 0;
        transform: translateX(50%);
    }

    .part-stack {
        right: 50%;
        transform: translateX(50%);
    }

    .service-grid,
    .proof-grid,
    .fit-grid,
    .skill-grid,
    .quote-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 460px) {
    .hero-actions .btn,
    .quote .btn,
    .contact .btn {
        width: 100%;
    }

    .fabrication-stage {
        min-height: 500px;
    }

    .model-view {
        min-height: 235px;
    }

    .printer-card {
        width: 92vw;
    }
}