:root {
    --ink: #080a09;
    --ink-soft: #0d100e;
    --panel: rgba(18, 22, 20, 0.86);
    --panel-solid: #121614;
    --line: rgba(239, 255, 245, 0.12);
    --line-strong: rgba(239, 255, 245, 0.22);
    --paper: #f4f7f5;
    --muted: #9aa49e;
    --muted-dark: #69716c;
    --mint: #b9ffd1;
    --mint-bright: #d9ffe5;
    --green: #5ee990;
    --danger: #ff9eaa;
    --display: "Instrument Sans", sans-serif;
    --mono: "IBM Plex Mono", monospace;
    color-scheme: dark;
    font-synthesis: none;
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--ink);
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    min-height: 100vh;
    min-height: 100svh;
    overflow-x: hidden;
    background:
        radial-gradient(
            circle at 78% 26%,
            rgba(81, 255, 144, 0.09),
            transparent 28rem
        ),
        radial-gradient(
            circle at 8% 92%,
            rgba(121, 255, 170, 0.05),
            transparent 25rem
        ),
        var(--ink);
    color: var(--paper);
    font-family: var(--display);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
    background-size: 48px 48px;
    content: "";
    pointer-events: none;
    mask-image: linear-gradient(to bottom, black, transparent 86%);
}

::selection {
    background: var(--mint);
    color: var(--ink);
}

a {
    color: inherit;
}

button,
input {
    font: inherit;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 100;
    padding: 10px 14px;
    border-radius: 9px;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 0.75rem;
    text-decoration: none;
    transform: translateY(-150%);
    transition: transform 160ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    position: relative;
    z-index: 20;
    border-bottom: 1px solid var(--line);
    background: rgba(8, 10, 9, 0.72);
    backdrop-filter: blur(18px);
}

.header-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    width: min(100%, 1540px);
    height: 76px;
    padding: 0 clamp(20px, 4vw, 64px);
    margin: 0 auto;
}

.brand {
    display: inline-flex;
    align-items: center;
    justify-self: start;
    gap: 10px;
    text-decoration: none;
}

.brand-mark {
    display: block;
    border-radius: 10px;
    box-shadow: 0 0 24px rgba(106, 255, 160, 0.16);
}

.brand-name {
    font-size: 1.28rem;
    font-weight: 640;
    letter-spacing: -0.04em;
}

.beta-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-self: center;
    padding: 7px 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 0.64rem;
    font-weight: 500;
    letter-spacing: 0.09em;
    line-height: 1;
    text-transform: uppercase;
}

.status-dot {
    position: relative;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 10px var(--green);
}

.status-dot::after {
    position: absolute;
    inset: -4px;
    border: 1px solid rgba(94, 233, 144, 0.55);
    border-radius: inherit;
    content: "";
    animation: status-ping 2.2s ease-out infinite;
}

.header-link {
    display: inline-flex;
    align-items: center;
    justify-self: end;
    gap: 7px;
    color: #d8dedb;
    font-size: 0.88rem;
    font-weight: 560;
    text-decoration: none;
    transition:
        color 180ms ease,
        transform 180ms ease;
}

.header-link:hover {
    color: var(--mint);
    transform: translateY(-1px);
}

.header-link:focus-visible,
.brand:focus-visible,
.site-footer a:focus-visible {
    border-radius: 4px;
    outline: 2px solid var(--mint);
    outline-offset: 5px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
    align-items: center;
    gap: clamp(34px, 5vw, 92px);
    width: min(100%, 1540px);
    min-height: calc(100svh - 76px);
    padding: clamp(54px, 7vw, 104px) clamp(20px, 4vw, 64px)
        clamp(58px, 7vw, 100px);
    margin: 0 auto;
}

.hero-copy {
    position: relative;
    z-index: 2;
    max-width: 820px;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 clamp(24px, 3vw, 38px);
    color: var(--mint);
    font-family: var(--mono);
    font-size: clamp(0.64rem, 0.78vw, 0.76rem);
    font-weight: 500;
    letter-spacing: 0.1em;
    line-height: 1.5;
    text-transform: uppercase;
}

.eyebrow-line {
    width: 34px;
    height: 1px;
    background: currentColor;
    box-shadow: 0 0 9px currentColor;
}

h1 {
    max-width: 12ch;
    margin: 0;
    color: var(--paper);
    font-size: clamp(4rem, 6.15vw, 6.9rem);
    font-stretch: 88%;
    font-weight: 520;
    letter-spacing: -0.068em;
    line-height: 0.91;
}

h1 span {
    color: #7e8983;
}

.hero-description {
    max-width: 690px;
    margin: clamp(28px, 3.3vw, 46px) 0 0;
    color: #aeb7b2;
    font-size: clamp(1rem, 1.25vw, 1.2rem);
    font-weight: 420;
    letter-spacing: -0.015em;
    line-height: 1.58;
}

.signup-block {
    max-width: 680px;
    margin-top: clamp(28px, 3vw, 40px);
}

.waitlist-form {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) auto;
    align-items: center;
    gap: 8px;
    padding: 6px;
    border: 1px solid var(--line-strong);
    border-radius: 14px;
    background: rgba(17, 21, 19, 0.78);
    box-shadow:
        0 28px 80px rgba(0, 0, 0, 0.24),
        inset 0 1px rgba(255, 255, 255, 0.025);
    backdrop-filter: blur(16px);
    transition:
        border-color 180ms ease,
        box-shadow 180ms ease;
}

.waitlist-form:focus-within {
    border-color: rgba(185, 255, 209, 0.48);
    box-shadow:
        0 28px 80px rgba(0, 0, 0, 0.3),
        0 0 0 3px rgba(185, 255, 209, 0.08);
}

.email-input {
    min-width: 0;
    height: 52px;
    padding: 0 16px;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--paper);
    font-family: var(--mono);
    font-size: 0.84rem;
}

.email-input::placeholder {
    color: #69736d;
    opacity: 1;
}

.email-input:disabled {
    opacity: 0.55;
}

.submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 11px;
    height: 52px;
    padding: 0 21px;
    border: 0;
    border-radius: 9px;
    background: var(--mint-bright);
    color: #071009;
    font-size: 0.88rem;
    font-weight: 650;
    letter-spacing: -0.01em;
    cursor: pointer;
    box-shadow:
        0 0 24px rgba(143, 255, 181, 0.13),
        inset 0 0 0 1px rgba(255, 255, 255, 0.5);
    transition:
        background 180ms ease,
        box-shadow 180ms ease,
        transform 180ms ease;
}

.submit-button:hover {
    background: #ffffff;
    box-shadow: 0 0 32px rgba(143, 255, 181, 0.22);
    transform: translateY(-1px);
}

.submit-button:focus-visible {
    outline: 2px solid var(--mint);
    outline-offset: 4px;
}

.submit-button:disabled {
    cursor: wait;
    opacity: 0.72;
    transform: none;
}

.submit-button svg {
    flex: 0 0 auto;
    transition: transform 180ms ease;
}

.submit-button:hover svg {
    transform: translateX(2px);
}

.form-note,
.form-status {
    margin: 10px 7px 0;
    font-family: var(--mono);
    font-size: 0.67rem;
    letter-spacing: 0.02em;
}

.form-note {
    color: var(--muted-dark);
}

.form-status {
    display: none;
    color: var(--muted);
}

.form-status:not(:empty) {
    display: block;
}

.form-status[data-state="success"] {
    color: var(--mint);
}

.form-status[data-state="error"] {
    color: var(--danger);
}

.system-card {
    --pointer-x: 50%;
    --pointer-y: 35%;
    position: relative;
    justify-self: end;
    width: min(100%, 570px);
    min-height: 570px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 28px;
    background:
        radial-gradient(
            circle at var(--pointer-x) var(--pointer-y),
            rgba(116, 255, 166, 0.11),
            transparent 35%
        ),
        linear-gradient(145deg, rgba(22, 27, 24, 0.94), rgba(10, 12, 11, 0.98));
    box-shadow:
        0 50px 130px rgba(0, 0, 0, 0.42),
        inset 0 1px rgba(255, 255, 255, 0.035);
    isolation: isolate;
}

.system-card::before {
    position: absolute;
    inset: 48px 0 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(185, 255, 209, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(185, 255, 209, 0.035) 1px, transparent 1px);
    background-size: 34px 34px;
    content: "";
    mask-image: radial-gradient(circle at center, black, transparent 80%);
}

.system-card::after {
    position: absolute;
    top: 28%;
    left: 50%;
    z-index: -1;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(88, 255, 147, 0.08);
    filter: blur(70px);
    content: "";
    transform: translateX(-50%);
}

.system-card-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 49px;
    padding: 0 17px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.015);
    color: var(--muted-dark);
    font-family: var(--mono);
    font-size: 0.59rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.window-controls {
    display: flex;
    gap: 5px;
}

.window-controls span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4a504d;
}

.window-controls span:first-child {
    background: #77817b;
}

.system-path {
    justify-self: center;
}

.live-label {
    display: flex;
    align-items: center;
    justify-self: end;
    gap: 6px;
    color: #8da297;
}

.live-label i {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 8px var(--green);
}

.system-map {
    position: absolute;
    inset: 49px 0 0;
}

.route-map {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
}

.route {
    stroke: rgba(185, 255, 209, 0.34);
    stroke-width: 1.2;
    stroke-dasharray: 4 7;
    animation: route-flow 10s linear infinite;
}

.route-2,
.route-4 {
    animation-direction: reverse;
}

.route-node {
    fill: var(--mint);
    filter: drop-shadow(0 0 6px rgba(185, 255, 209, 0.8));
}

.core-unit {
    position: absolute;
    top: 49%;
    left: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 9px;
    transform: translate(-50%, -50%);
}

.core-label,
.core-branch {
    font-family: var(--mono);
    font-size: 0.56rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}

.core-label {
    color: var(--mint);
}

.core-branch {
    color: #647069;
}

.core-icon {
    position: relative;
    display: grid;
    width: 148px;
    height: 148px;
    place-items: center;
    border: 1px solid rgba(211, 255, 226, 0.18);
    border-radius: 38px;
    background: rgba(7, 10, 8, 0.84);
    box-shadow:
        0 0 0 9px rgba(185, 255, 209, 0.025),
        0 26px 60px rgba(0, 0, 0, 0.38),
        0 0 50px rgba(85, 255, 145, 0.08);
}

.core-icon::before {
    position: absolute;
    inset: -5px;
    border: 1px solid rgba(185, 255, 209, 0.08);
    border-radius: 42px;
    content: "";
}

.core-icon img {
    display: block;
    width: 132px;
    height: 132px;
    border-radius: 30px;
}

.signal-card {
    position: absolute;
    width: clamp(142px, 33%, 184px);
    padding: 13px 14px;
    border: 1px solid rgba(236, 255, 243, 0.12);
    border-radius: 13px;
    background: rgba(17, 21, 19, 0.9);
    box-shadow:
        0 18px 44px rgba(0, 0, 0, 0.28),
        inset 0 1px rgba(255, 255, 255, 0.025);
    backdrop-filter: blur(14px);
}

.signal-review {
    top: 11%;
    left: 4%;
    animation: card-float 7s ease-in-out infinite;
}

.signal-stack {
    top: 14%;
    right: 3.5%;
    animation: card-float 8s ease-in-out -2.3s infinite;
}

.signal-ci {
    bottom: 10%;
    left: 4.5%;
    animation: card-float 8.5s ease-in-out -4.6s infinite;
}

.signal-agent {
    right: 3%;
    bottom: 8%;
    animation: card-float 7.5s ease-in-out -1.3s infinite;
}

.signal-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 9px;
    color: #6f7a74;
    font-family: var(--mono);
    font-size: 0.52rem;
    font-style: normal;
    letter-spacing: 0.08em;
    line-height: 1;
    text-transform: uppercase;
}

.signal-topline i {
    font-style: normal;
}

.signal-topline .signal-ok {
    color: #70d894;
}

.signal-card strong {
    display: block;
    overflow: hidden;
    color: #e1e7e3;
    font-size: clamp(0.68rem, 0.85vw, 0.82rem);
    font-weight: 560;
    letter-spacing: -0.015em;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.diff-line,
.event-row {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 9px;
    color: #68716c;
    font-family: var(--mono);
    font-size: 0.54rem;
}

.diff-plus {
    color: #6ee295;
}

.diff-minus {
    color: #ee8e9d;
}

.stack-lines {
    display: grid;
    gap: 4px;
    margin-top: 10px;
}

.stack-lines span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.stack-lines b {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 5px rgba(94, 233, 144, 0.5);
}

.stack-lines i {
    width: 55%;
    height: 3px;
    border-radius: 999px;
    background: #363e39;
}

.stack-lines span:nth-child(2) i {
    width: 72%;
}

.stack-lines span:nth-child(3) i {
    width: 44%;
}

.check-bars {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 3px;
    margin-top: 11px;
}

.check-bars i {
    height: 4px;
    border-radius: 999px;
    background: #5cdb87;
    box-shadow: 0 0 6px rgba(92, 219, 135, 0.24);
}

.agent-spark {
    color: var(--mint);
}

.event-row {
    justify-content: space-between;
}

.event-row i {
    color: #79da9a;
    font-style: normal;
}

.capability-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: min(calc(100% - 40px), 1412px);
    margin: 0 auto;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.capability-strip article {
    display: flex;
    gap: 18px;
    min-width: 0;
    padding: clamp(26px, 3vw, 40px) clamp(18px, 2.4vw, 34px);
    border-left: 1px solid var(--line);
}

.capability-strip article:first-child {
    border-left: 0;
}

.capability-number {
    padding-top: 2px;
    color: #536059;
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
}

.capability-strip h2 {
    margin: 0;
    color: #e4e9e6;
    font-size: clamp(0.86rem, 1vw, 1rem);
    font-weight: 560;
    letter-spacing: -0.02em;
}

.capability-strip p {
    max-width: 23ch;
    margin: 8px 0 0;
    color: #707a74;
    font-size: clamp(0.75rem, 0.85vw, 0.84rem);
    line-height: 1.45;
}

.site-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: min(100%, 1540px);
    padding: 28px clamp(20px, 4vw, 64px) 34px;
    margin: 0 auto;
    color: #5e6862;
    font-family: var(--mono);
    font-size: 0.66rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.site-footer p {
    margin: 0;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 26px;
}

.site-footer a {
    color: #89928d;
    text-decoration: none;
    transition: color 160ms ease;
}

.site-footer a:hover {
    color: var(--mint);
}

.reveal {
    opacity: 0;
    animation: reveal-up 760ms cubic-bezier(0.2, 0.75, 0.25, 1) forwards;
}

.reveal-1 {
    animation-delay: 80ms;
}

.reveal-2 {
    animation-delay: 150ms;
}

.reveal-3 {
    animation-delay: 240ms;
}

.reveal-4 {
    animation-delay: 330ms;
}

@keyframes reveal-up {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes route-flow {
    to {
        stroke-dashoffset: -44;
    }
}

@keyframes card-float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes status-ping {
    0% {
        opacity: 0.8;
        transform: scale(0.65);
    }
    70%,
    100% {
        opacity: 0;
        transform: scale(1.5);
    }
}

@media (max-width: 1180px) {
    .hero {
        grid-template-columns: minmax(0, 1fr) minmax(390px, 0.78fr);
        gap: 38px;
    }

    .system-card {
        min-height: 530px;
    }

    .capability-strip {
        grid-template-columns: repeat(2, 1fr);
    }

    .capability-strip article:nth-child(3) {
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .capability-strip article:nth-child(4) {
        border-top: 1px solid var(--line);
    }
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        min-height: auto;
        padding-top: 72px;
    }

    .hero-copy {
        max-width: 760px;
    }

    h1 {
        font-size: clamp(3.8rem, 10.5vw, 6.7rem);
    }

    .system-card {
        justify-self: center;
        width: min(100%, 620px);
        min-height: 580px;
        margin-top: 20px;
    }
}

@media (max-width: 600px) {
    .header-inner {
        grid-template-columns: 1fr auto;
        height: 68px;
        padding: 0 18px;
    }

    .beta-status {
        justify-self: end;
    }

    .header-link {
        display: none;
    }

    .hero {
        gap: 42px;
        padding: 52px 18px 64px;
    }

    .eyebrow {
        align-items: flex-start;
        max-width: 32ch;
        margin-bottom: 25px;
    }

    .eyebrow-line {
        flex: 0 0 auto;
        margin-top: 0.7em;
    }

    h1 {
        font-size: clamp(3.1rem, 15vw, 4.8rem);
        letter-spacing: -0.062em;
        line-height: 0.93;
    }

    .hero-description {
        margin-top: 28px;
        font-size: 1rem;
        line-height: 1.55;
    }

    .signup-block {
        margin-top: 28px;
    }

    .waitlist-form {
        grid-template-columns: 1fr;
    }

    .submit-button {
        width: 100%;
    }

    .form-note,
    .form-status {
        margin-left: 2px;
    }

    .system-card {
        min-height: 470px;
        border-radius: 22px;
    }

    .system-card-header {
        padding: 0 13px;
    }

    .system-path {
        font-size: 0.53rem;
    }

    .core-icon {
        width: 126px;
        height: 126px;
        border-radius: 32px;
    }

    .core-icon img {
        width: 112px;
        height: 112px;
        border-radius: 26px;
    }

    .signal-card {
        width: 41%;
        padding: 10px 11px;
    }

    .signal-card strong {
        font-size: 0.64rem;
    }

    .signal-review {
        top: 8%;
        left: 2.5%;
    }

    .signal-stack {
        top: 11%;
        right: 2.5%;
    }

    .signal-ci {
        bottom: 7%;
        left: 2.5%;
    }

    .signal-agent {
        right: 2.5%;
        bottom: 5%;
    }

    .route-map {
        transform: scale(0.92);
    }

    .capability-strip {
        grid-template-columns: 1fr;
        width: calc(100% - 36px);
    }

    .capability-strip article {
        padding: 25px 5px;
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .capability-strip article:first-child {
        border-top: 0;
    }

    .capability-strip article:nth-child(3) {
        border-top: 1px solid var(--line);
    }

    .site-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 20px;
        padding: 28px 18px 34px;
    }

    .footer-links {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 390px) {
    .brand-name {
        font-size: 1.12rem;
    }

    .beta-status {
        padding: 6px 9px;
        font-size: 0.57rem;
    }

    h1 {
        font-size: 2.9rem;
    }

    .system-card {
        min-height: 430px;
    }

    .signal-card {
        width: 42%;
    }

    .signal-topline {
        margin-bottom: 7px;
        font-size: 0.46rem;
    }

    .diff-line,
    .event-row {
        gap: 5px;
        font-size: 0.45rem;
    }

    .core-icon {
        width: 114px;
        height: 114px;
    }

    .core-icon img {
        width: 101px;
        height: 101px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}