:root {
    --ink: #f7f7f2;
    --muted: #b8b7ad;
    --surface: #0a0a0a;
    --surface-warm: #141414;
    --line: #2b2b2b;
    --charcoal: #0d0d0d;
    --yellow: #f7cc00;
    --yellow-bright: #ffcc00;
    --yellow-soft: #ffe680;
    --yellow-dark: #e5bb00;
    --blue: #6b7cff;
    --amber: #ffcc00;
    --white: #ffffff;
}

* {
    box-sizing: border-box;
}

html {
    scroll-padding-top: 24px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--surface);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.hero {
    position: relative;
    min-height: 92vh;
    overflow: hidden;
    padding: 24px clamp(18px, 4vw, 64px) 70px;
    color: var(--ink);
    background:
        radial-gradient(circle at 82% 22%, rgba(247, 204, 0, .22), transparent 28%),
        radial-gradient(circle at 18% 78%, rgba(255, 230, 128, .08), transparent 32%),
        linear-gradient(135deg, #0a0a0a 0%, #141414 54%, #1a1a1a 100%);
}

.hero::before {
    position: absolute;
    inset: 0;
    content: "";
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 230, 128, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 230, 128, .055) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .68), transparent 78%);
}

.hero::after {
    position: absolute;
    right: clamp(18px, 7vw, 110px);
    bottom: 22px;
    width: min(360px, 45vw);
    height: min(360px, 45vw);
    content: "";
    pointer-events: none;
    border: 1px solid rgba(247, 204, 0, .35);
    border-radius: 999px;
    opacity: .7;
    animation: halo-drift 11s ease-in-out infinite;
}

.site-nav,
.hero-grid,
.section {
    position: relative;
    z-index: 1;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    max-width: 1180px;
    margin: 0 auto;
}

.brand,
.nav-links,
.nav-demo {
    display: flex;
    align-items: center;
}

.brand {
    gap: 10px;
    font-weight: 900;
}

.brand-mark {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid rgba(247, 204, 0, .24);
    border-radius: 8px;
    color: var(--charcoal);
    background: var(--yellow);
    box-shadow: 0 12px 28px rgba(247, 204, 0, .22);
}

.nav-links {
    gap: clamp(14px, 3vw, 34px);
    color: rgba(247, 247, 242, .66);
    font-size: .95rem;
}

.nav-links a,
.nav-demo,
.button {
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}

.nav-links a:hover,
.nav-demo:hover,
.button:hover {
    transform: translateY(-2px);
}

.nav-demo {
    min-height: 42px;
    padding: 0 18px;
    border: 1px solid rgba(255, 230, 128, .22);
    border-radius: 8px;
    background: #1a1a1a;
    box-shadow: 0 10px 28px rgba(0, 0, 0, .24);
    font-weight: 800;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.03fr) minmax(320px, .82fr);
    align-items: center;
    gap: clamp(36px, 6vw, 84px);
    max-width: 1180px;
    min-height: calc(92vh - 90px);
    margin: 0 auto;
    padding-top: 54px;
}

.hero-copy {
    animation: rise-in .7s ease both;
}

.eyebrow {
    margin: 0 0 16px;
    color: var(--yellow);
    font-size: .78rem;
    font-weight: 900;
    letter-spacing: .14em;
    text-transform: uppercase;
}

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

h1 {
    max-width: 860px;
    margin-bottom: 24px;
    font-size: clamp(3rem, 7vw, 6.8rem);
    line-height: .94;
}

.hero-lede {
    max-width: 660px;
    color: var(--muted);
    font-size: clamp(1.08rem, 2vw, 1.32rem);
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 8px;
    font-weight: 900;
}

.button.primary {
    color: var(--charcoal);
    background: var(--yellow);
    box-shadow: 0 18px 34px rgba(247, 204, 0, .24);
}

.button.primary:hover {
    background: var(--yellow-bright);
    box-shadow: 0 22px 40px rgba(247, 204, 0, .32);
}

.button.secondary {
    color: var(--ink);
    border: 1px solid rgba(255, 230, 128, .24);
    background: rgba(26, 26, 26, .76);
}

.ops-panel {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 230, 128, .16);
    border-radius: 8px;
    padding: 22px;
    background: rgba(26, 26, 26, .9);
    box-shadow: 0 30px 70px rgba(0, 0, 0, .42);
    backdrop-filter: blur(14px);
    animation: panel-float 6s ease-in-out infinite, rise-in .8s ease .12s both;
}

.ops-panel::before {
    position: absolute;
    inset: 0;
    content: "";
    pointer-events: none;
    background: linear-gradient(120deg, transparent 0%, rgba(247, 204, 0, .14) 42%, transparent 72%);
    transform: translateX(-85%);
    animation: soft-sheen 7s ease-in-out infinite;
}

.panel-topline,
.metric-row,
.queue-list div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.panel-topline {
    margin-bottom: 18px;
    color: var(--muted);
}

.panel-topline strong {
    color: var(--ink);
}

.metric-row {
    align-items: stretch;
}

.metric-row article {
    flex: 1;
    min-width: 0;
    padding: 14px;
    border: 1px solid rgba(255, 230, 128, .12);
    border-radius: 8px;
    background: #141414;
}

.metric-row article:nth-child(1) {
    animation: rise-in .55s ease .2s both;
}

.metric-row article:nth-child(2) {
    animation: rise-in .55s ease .32s both;
}

.metric-row article:nth-child(3) {
    animation: rise-in .55s ease .44s both;
}

.metric-row span,
.queue-list p {
    color: var(--muted);
    font-size: .82rem;
}

.metric-row strong {
    display: block;
    margin-top: 7px;
    color: var(--yellow-soft);
    font-size: 1.5rem;
}

.board-map {
    position: relative;
    height: 250px;
    margin: 18px 0;
    border: 1px solid rgba(255, 230, 128, .14);
    border-radius: 8px;
    background:
        linear-gradient(90deg, rgba(255, 230, 128, .08) 1px, transparent 1px),
        linear-gradient(rgba(255, 230, 128, .08) 1px, transparent 1px),
        linear-gradient(135deg, #0d0d0d, #191919);
    background-size: 36px 36px, 36px 36px, auto;
    animation: map-pan 16s linear infinite;
}

.defect {
    position: absolute;
    width: 15px;
    height: 15px;
    border: 3px solid var(--yellow);
    border-radius: 999px;
    background: var(--charcoal);
    box-shadow: 0 0 0 rgba(247, 204, 0, .3);
    animation: defect-pulse 2.8s ease-in-out infinite;
}

.d1 { left: 20%; top: 30%; animation-delay: 0s; }
.d2 { left: 54%; top: 44%; animation-delay: .45s; }
.d3 { left: 72%; top: 22%; animation-delay: .9s; }
.d4 { left: 42%; top: 72%; animation-delay: 1.35s; }

.queue-list {
    display: grid;
    gap: 10px;
}

.queue-list div {
    min-height: 48px;
    padding: 10px 12px;
    border: 1px solid rgba(255, 230, 128, .12);
    border-radius: 8px;
    background: #141414;
}

.queue-list div:nth-child(1) {
    animation: rise-in .55s ease .55s both;
}

.queue-list div:nth-child(2) {
    animation: rise-in .55s ease .68s both;
}

.queue-list div:nth-child(3) {
    animation: rise-in .55s ease .81s both;
}

.queue-list p {
    flex: 1;
    margin: 0;
}

.queue-list strong {
    color: var(--yellow-soft);
}

.status {
    width: 10px;
    height: 10px;
    border-radius: 999px;
}

.status.pass { background: var(--yellow); }
.status.warn { background: var(--amber); }
.status.info { background: var(--blue); }

.section {
    max-width: 1180px;
    margin: 0 auto;
    padding: 86px clamp(18px, 4vw, 64px);
    opacity: 0;
    transform: translateY(42px) scale(.985);
    transition:
        opacity .78s cubic-bezier(.2, .8, .2, 1),
        transform .78s cubic-bezier(.2, .8, .2, 1);
}

.section.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.intro,
.split,
.cta {
    min-height: 64vh;
    display: grid;
    align-content: center;
}

.intro {
    grid-template-columns: minmax(220px, .78fr) minmax(0, 1fr);
    gap: clamp(28px, 6vw, 80px);
    align-items: start;
}

.intro h2,
.split h2,
.rollout h2,
.cta h2 {
    margin-bottom: 0;
    font-size: clamp(2rem, 4vw, 3.8rem);
    line-height: 1.02;
}

.intro p:last-child,
.cta p {
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.75;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    padding-top: 10px;
}

.feature-grid article,
.audience-list article,
.timeline article {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #141414;
    box-shadow: 0 16px 40px rgba(0, 0, 0, .26);
    opacity: 0;
    transform: translateY(32px) scale(.98);
    transition:
        opacity .64s cubic-bezier(.2, .8, .2, 1),
        transform .64s cubic-bezier(.2, .8, .2, 1),
        box-shadow .2s ease,
        border-color .2s ease;
    transition-delay: calc(var(--reveal-index, 0) * 55ms);
}

.feature-grid article.is-visible,
.audience-list article.is-visible,
.timeline article.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.feature-grid article:hover,
.audience-list article:hover,
.timeline article:hover {
    border-color: rgba(247, 204, 0, .5);
    box-shadow: 0 22px 46px rgba(0, 0, 0, .32);
    transform: translateY(-3px);
}

.feature-grid article {
    min-height: 250px;
    padding: 28px;
}

.feature-grid span {
    color: var(--yellow);
    font-weight: 900;
}

.feature-grid h3,
.audience-list h3,
.timeline h3 {
    margin: 18px 0 10px;
    font-size: 1.16rem;
}

.feature-grid p,
.audience-list p,
.timeline p {
    color: var(--muted);
    line-height: 1.65;
}

.split {
    grid-template-columns: minmax(0, .9fr) minmax(320px, .8fr);
    gap: clamp(30px, 6vw, 84px);
    align-items: start;
}

.audience-list {
    display: grid;
    gap: 14px;
}

.audience-list article {
    padding: 22px;
}

.cad-terminal {
    display: grid;
    grid-template-columns: minmax(0, .78fr) minmax(360px, 1fr);
    gap: clamp(34px, 6vw, 84px);
    align-items: center;
    max-width: 1280px;
    min-height: 82vh;
}

.cad-copy p:not(.eyebrow) {
    color: var(--muted);
    font-size: 1.04rem;
    line-height: 1.75;
}

.terminal-visual {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 230, 128, .18);
    border-radius: 8px;
    background: #141414;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .38);
    animation: terminal-float 7s ease-in-out infinite;
}

.terminal-visual::before {
    position: absolute;
    inset: 0;
    content: "";
    pointer-events: none;
    background:
        radial-gradient(circle at 28% 28%, rgba(247, 204, 0, .14), transparent 22%),
        linear-gradient(120deg, transparent 0%, rgba(255, 230, 128, .08) 44%, transparent 74%);
    opacity: .85;
    animation: terminal-glow 6s ease-in-out infinite;
}

.scanner-sweep {
    position: absolute;
    inset: 0 auto 0 0;
    width: 42%;
    z-index: 4;
    pointer-events: none;
    border-radius: 8px;
    background:
        linear-gradient(90deg, transparent 0%, rgba(255, 230, 128, .05) 42%, rgba(255, 230, 128, .34) 50%, rgba(255, 230, 128, .05) 58%, transparent 100%),
        linear-gradient(180deg, rgba(247, 204, 0, .18), transparent 14%, transparent 86%, rgba(247, 204, 0, .16));
    opacity: .9;
    transform: translateX(-110%);
    animation: terminal-scan 4.6s cubic-bezier(.42, 0, .18, 1) infinite;
    mix-blend-mode: screen;
}

.terminal-bar,
.terminal-screen {
    position: relative;
    z-index: 1;
}

.terminal-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 18px;
    border-bottom: 1px solid rgba(255, 230, 128, .14);
    color: var(--muted);
}

.terminal-bar strong {
    color: var(--yellow-soft);
}

.terminal-screen {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, .42fr);
    gap: 18px;
    min-height: 430px;
    padding: 18px;
}

.pcb-layout {
    position: relative;
    overflow: hidden;
    min-height: 390px;
    border: 1px solid rgba(255, 230, 128, .16);
    border-radius: 8px;
    background:
        linear-gradient(90deg, rgba(255, 230, 128, .08) 1px, transparent 1px),
        linear-gradient(rgba(255, 230, 128, .08) 1px, transparent 1px),
        #0d0d0d;
    background-size: 34px 34px;
}

.pcb-layout::before,
.pcb-layout::after {
    position: absolute;
    content: "";
    border-radius: 999px;
    background: rgba(247, 204, 0, .12);
}

.pcb-layout::before {
    width: 280px;
    height: 280px;
    right: -80px;
    top: -90px;
}

.pcb-layout::after {
    width: 180px;
    height: 180px;
    left: -60px;
    bottom: -70px;
}

.trace,
.chip,
.pad,
.selection-area,
.scanner-sweep {
    position: absolute;
}

.trace {
    height: 4px;
    border-radius: 999px;
    background: var(--yellow-dark);
    box-shadow: 0 0 18px rgba(247, 204, 0, .25);
    animation: trace-flow 3.8s ease-in-out infinite;
}

.trace-a {
    left: 12%;
    top: 28%;
    width: 72%;
    transform: rotate(8deg);
    animation-delay: 0s;
}

.trace-b {
    left: 18%;
    top: 62%;
    width: 58%;
    transform: rotate(-12deg);
    animation-delay: .7s;
}

.trace-c {
    left: 42%;
    top: 18%;
    width: 4px;
    height: 250px;
    animation-delay: 1.4s;
}

.chip {
    display: grid;
    min-width: 68px;
    min-height: 50px;
    place-items: center;
    border: 1px solid rgba(255, 230, 128, .26);
    border-radius: 8px;
    color: var(--yellow-soft);
    background: #1a1a1a;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .38);
    font-weight: 900;
    animation: chip-breathe 4.6s ease-in-out infinite;
}

.chip-a { left: 38%; top: 35%; animation-delay: .1s; }
.chip-b { left: 16%; top: 48%; animation-delay: .9s; }
.chip-c { right: 13%; bottom: 18%; animation-delay: 1.7s; }

.pad {
    width: 18px;
    height: 18px;
    border: 2px solid var(--yellow);
    border-radius: 999px;
    background: var(--charcoal);
}

.p1 { left: 24%; top: 24%; }
.p2 { left: 66%; top: 34%; }
.p3 { left: 34%; bottom: 22%; }
.p4 { right: 24%; bottom: 34%; }

.selection-area {
    left: 44%;
    top: 39%;
    width: 94px;
    height: 74px;
    border: 2px solid var(--yellow);
    border-radius: 8px;
    background: rgba(247, 204, 0, .12);
    box-shadow: 0 0 0 0 rgba(247, 204, 0, .28);
    animation: terminal-select 2.6s ease-in-out infinite;
    z-index: 5;
}

.terminal-card {
    align-self: stretch;
    padding: 18px;
    border: 1px solid rgba(255, 230, 128, .16);
    border-radius: 8px;
    background: rgba(10, 10, 10, .86);
    animation: card-focus 5.2s ease-in-out infinite;
}

.terminal-label {
    color: var(--yellow);
    font-size: .76rem;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.terminal-card h3 {
    margin: 14px 0 20px;
    font-size: 1.45rem;
}

.terminal-card dl,
.terminal-card div {
    display: grid;
    gap: 10px;
}

.terminal-card dl {
    margin: 0;
}

.terminal-card div {
    padding: 12px 0;
    border-top: 1px solid rgba(255, 230, 128, .12);
    animation: data-row 5.2s ease-in-out infinite;
}

.terminal-card div:nth-child(1) {
    animation-delay: .2s;
}

.terminal-card div:nth-child(2) {
    animation-delay: .55s;
}

.terminal-card div:nth-child(3) {
    animation-delay: .9s;
}

.terminal-card dt {
    color: var(--muted);
    font-size: .8rem;
}

.terminal-card dd {
    margin: 0;
    color: var(--yellow-soft);
    font-weight: 800;
}

.rollout {
    max-width: none;
    min-height: 72vh;
    background:
        radial-gradient(circle at 12% 22%, rgba(247, 204, 0, .14), transparent 24%),
        var(--surface-warm);
}

.rollout > .eyebrow,
.rollout > h2,
.timeline {
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 34px;
}

.timeline article {
    padding: 26px;
}

.timeline strong {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 8px;
    color: var(--charcoal);
    background: var(--yellow);
}

.cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.cta > div {
    max-width: 780px;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes panel-float {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes soft-sheen {
    0%, 38% {
        transform: translateX(-85%);
    }

    62%, 100% {
        transform: translateX(85%);
    }
}

@keyframes map-pan {
    from {
        background-position: 0 0, 0 0, 0 0;
    }

    to {
        background-position: 36px 36px, 36px 36px, 0 0;
    }
}

@keyframes defect-pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(247, 204, 0, .28);
    }

    50% {
        transform: scale(1.18);
        box-shadow: 0 0 0 12px rgba(247, 204, 0, 0);
    }
}

@keyframes halo-drift {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }

    50% {
        transform: translate3d(-18px, -12px, 0) scale(1.04);
    }
}

@keyframes terminal-select {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(247, 204, 0, .28);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 0 0 16px rgba(247, 204, 0, 0);
        transform: scale(1.04);
    }
}

@keyframes terminal-float {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

@keyframes terminal-glow {
    0%, 100% {
        opacity: .68;
    }

    50% {
        opacity: .95;
    }
}

@keyframes terminal-scan {
    0%, 32% {
        transform: translateX(-110%);
    }

    70%, 100% {
        transform: translateX(170%);
    }
}

@keyframes trace-flow {
    0%, 100% {
        filter: brightness(1);
        box-shadow: 0 0 14px rgba(247, 204, 0, .22);
    }

    50% {
        filter: brightness(1.35);
        box-shadow: 0 0 24px rgba(255, 230, 128, .42);
    }
}

@keyframes chip-breathe {
    0%, 100% {
        border-color: rgba(255, 230, 128, .22);
    }

    50% {
        border-color: rgba(247, 204, 0, .55);
    }
}

@keyframes card-focus {
    0%, 100% {
        border-color: rgba(255, 230, 128, .16);
    }

    50% {
        border-color: rgba(247, 204, 0, .36);
    }
}

@keyframes data-row {
    0%, 100% {
        transform: translateX(0);
    }

    50% {
        transform: translateX(4px);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }

    .section,
    .feature-grid article,
    .audience-list article,
    .timeline article {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 900px) {
    .site-nav {
        align-items: flex-start;
    }

    .nav-links {
        display: none;
    }

    .hero-grid,
    .intro,
    .split,
    .cad-terminal,
    .terminal-screen,
    .feature-grid,
    .timeline {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        min-height: auto;
    }

    .ops-panel {
        max-width: 560px;
    }

    .cta {
        align-items: flex-start;
        flex-direction: column;
    }

    .section {
        padding-top: 64px;
        padding-bottom: 64px;
    }

    .feature-grid {
        gap: 12px;
        padding-top: 0;
    }

    .feature-grid article {
        display: grid;
        grid-template-columns: 44px minmax(0, 1fr);
        column-gap: 14px;
        min-height: auto;
        padding: 20px;
    }

    .feature-grid span {
        display: grid;
        width: 40px;
        height: 40px;
        place-items: center;
        border: 1px solid rgba(247, 204, 0, .28);
        border-radius: 8px;
        background: rgba(247, 204, 0, .08);
        font-size: .86rem;
    }

    .feature-grid h3 {
        align-self: center;
        margin: 0;
        font-size: 1.04rem;
        line-height: 1.25;
    }

    .feature-grid p {
        grid-column: 2;
        margin: 8px 0 0;
        line-height: 1.55;
    }
}

@media (max-width: 560px) {
    .hero {
        min-height: auto;
    }

    .metric-row {
        flex-direction: column;
    }

    h1 {
        font-size: 3rem;
    }

    .section {
        padding: 52px 16px;
    }

    .intro,
    .split,
    .cta {
        min-height: auto;
    }

    .feature-grid {
        gap: 10px;
    }

    .feature-grid article {
        grid-template-columns: 1fr;
        padding: 18px;
    }

    .feature-grid span {
        margin-bottom: 14px;
    }

    .feature-grid p {
        grid-column: 1;
        margin-top: 10px;
        font-size: .95rem;
    }
}