:root {
    color-scheme: dark;
    --ink: #0b1020;
    --ink-raised: #10182a;
    --paper: #f0f4f7;
    --muted: #9aa8bb;
    --quiet: #718098;
    --mint: #75e2bd;
    --line: rgba(157, 176, 199, 0.16);
    --content-width: 1080px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 78px;
}

body {
    margin: 0;
    background: var(--ink);
    color: var(--paper);
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

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

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

.site-header {
    height: 72px;
    border-bottom: 1px solid var(--line);
}

.header-inner,
.footer-inner {
    width: min(var(--content-width), calc(100% - 64px));
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--paper);
    font-size: 15px;
    font-weight: 650;
    letter-spacing: -0.035em;
}

.brand-mark {
    width: 29px;
    height: 29px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(117, 226, 189, 0.58);
}

.brand-mark svg {
    width: 18px;
    height: 18px;
    stroke: var(--mint);
    stroke-width: 1.35;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.brand-accent {
    color: var(--mint);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
    color: var(--muted);
    font-size: 13px;
}

.header-nav a,
.footer-meta a {
    transition: color 160ms ease;
}

.header-nav a:hover,
.footer-meta a:hover {
    color: var(--mint);
}

.header-nav .sign-in-link {
    color: var(--paper);
}

.hero {
    position: relative;
    min-height: 604px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 88px 32px 96px;
    overflow: hidden;
    background: radial-gradient(ellipse at 50% 38%, rgba(30, 58, 69, 0.25), transparent 56%);
    border-bottom: 1px solid var(--line);
}

.hero-content {
    width: min(760px, 100%);
    text-align: center;
}

.eyebrow,
.section-label {
    margin: 0;
    color: var(--mint);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.19em;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 23px;
}

.eyebrow-mark {
    width: 6px;
    height: 6px;
    background: var(--mint);
    transform: rotate(45deg);
}

.hero h1 {
    margin: 0;
    color: var(--paper);
    font-size: clamp(43px, 6.4vw, 70px);
    font-weight: 570;
    letter-spacing: -0.065em;
    line-height: 1.08;
}

.hero h1 span {
    color: var(--mint);
}

.mobile-break {
    display: none;
}

.hero-copy {
    max-width: 550px;
    margin: 23px auto 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 31px;
}

.button {
    min-height: 47px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 0 19px;
    border: 1px solid transparent;
    font-size: 13px;
    font-weight: 650;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button svg,
.submit-button svg {
    width: 17px;
    height: 17px;
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    background: var(--mint);
    color: var(--ink);
}

.button-primary:hover {
    background: #91edce;
}

.button-secondary {
    border-color: rgba(157, 176, 199, 0.27);
    color: var(--paper);
}

.button-secondary:hover {
    border-color: rgba(117, 226, 189, 0.58);
    color: var(--mint);
}

.hero-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 54px;
    color: var(--quiet);
    font-size: 11px;
    letter-spacing: 0.015em;
}

.note-rule {
    width: 22px;
    height: 1px;
    background: var(--mint);
}

.hero-aside {
    position: absolute;
    right: max(32px, calc((100% - var(--content-width)) / 2));
    bottom: 34px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--quiet);
    font-size: 8px;
    letter-spacing: 0.1em;
    line-height: 1.6;
}

.aside-index {
    color: var(--muted);
}

.aside-line {
    width: 29px;
    height: 1px;
    background: var(--line);
}

.section-shell {
    width: min(var(--content-width), calc(100% - 64px));
    margin: 0 auto;
}

.features {
    padding-top: 104px;
    padding-bottom: 112px;
}

.section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    padding-bottom: 34px;
}

.section-heading h2,
.workflow-heading h2 {
    margin: 13px 0 0;
    color: var(--paper);
    font-size: clamp(27px, 4vw, 38px);
    font-weight: 550;
    letter-spacing: -0.05em;
}

.section-description {
    max-width: 285px;
    margin: 0 0 3px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--line);
}

.feature-item {
    min-height: 154px;
    display: grid;
    grid-template-columns: 34px 1fr auto;
    align-items: start;
    gap: 16px;
    padding: 29px 24px 26px 0;
    border-bottom: 1px solid var(--line);
}

.feature-item:nth-child(odd) {
    padding-right: 36px;
}

.feature-item:nth-child(even) {
    padding-left: 36px;
    border-left: 1px solid var(--line);
}

.feature-icon {
    width: 31px;
    height: 31px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(117, 226, 189, 0.25);
}

.feature-icon svg {
    width: 19px;
    height: 19px;
    stroke: var(--mint);
    stroke-width: 1.35;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-item h3,
.workflow-steps h3 {
    margin: 2px 0 8px;
    color: var(--paper);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.feature-item p,
.workflow-steps p {
    max-width: 270px;
    margin: 0;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.7;
}

.feature-index {
    padding-top: 4px;
    color: var(--quiet);
    font-size: 9px;
    letter-spacing: 0.1em;
}

.workflow {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 72px;
    padding-top: 68px;
    padding-bottom: 86px;
    border-top: 1px solid var(--line);
}

.workflow-heading > p:last-child {
    max-width: 270px;
    margin: 16px 0 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}

.workflow-steps {
    margin: 0;
    padding: 0;
    list-style: none;
}

.workflow-steps li {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 14px;
    padding: 17px 0;
    border-bottom: 1px solid var(--line);
}

.workflow-steps li:first-child {
    padding-top: 0;
}

.workflow-steps li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.step-number {
    padding-top: 2px;
    color: var(--mint);
    font-size: 10px;
    letter-spacing: 0.08em;
}

.workflow-steps h3 {
    margin-top: 0;
}

.site-footer {
    min-height: 86px;
    border-top: 1px solid var(--line);
}

.footer-inner {
    min-height: 86px;
    gap: 25px;
}

.footer-brand {
    font-size: 13px;
}

.footer-brand .brand-mark {
    width: 25px;
    height: 25px;
}

.footer-tagline,
.footer-meta {
    color: var(--quiet);
    font-size: 11px;
}

.footer-tagline {
    margin: 0;
}

.footer-meta {
    display: flex;
    align-items: center;
    gap: 25px;
}

.footer-meta a {
    color: var(--paper);
}

.footer-meta a span {
    padding-left: 4px;
    color: var(--mint);
}

@media (max-width: 700px) {
    .header-inner,
    .footer-inner,
    .section-shell {
        width: calc(100% - 40px);
    }

    .header-nav {
        gap: 21px;
    }

    .hero {
        min-height: 565px;
        padding: 74px 20px 100px;
    }

    .hero h1 {
        font-size: clamp(42px, 9vw, 58px);
    }

    .hero-copy {
        max-width: 465px;
        font-size: 14px;
    }

    .hero-aside {
        right: 20px;
        bottom: 25px;
    }

    .features {
        padding-top: 76px;
        padding-bottom: 78px;
    }

    .section-heading {
        display: block;
    }

    .section-description {
        max-width: 400px;
        margin-top: 13px;
    }

    .feature-item {
        grid-template-columns: 31px 1fr auto;
        gap: 12px;
    }

    .feature-item:nth-child(odd) {
        padding-right: 18px;
    }

    .feature-item:nth-child(even) {
        padding-left: 18px;
    }

    .workflow {
        grid-template-columns: 1fr;
        gap: 34px;
        padding-top: 55px;
        padding-bottom: 62px;
    }

    .footer-inner {
        min-height: 108px;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 9px 20px;
        padding: 18px 0;
    }

    .footer-tagline {
        order: 3;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .site-header {
        height: 64px;
    }

    .header-inner,
    .footer-inner,
    .section-shell {
        width: calc(100% - 36px);
    }

    .header-nav {
        gap: 16px;
        font-size: 12px;
    }

    .brand {
        gap: 8px;
        font-size: 14px;
    }

    .brand-mark {
        width: 27px;
        height: 27px;
    }

    .hero {
        min-height: 548px;
        padding-right: 18px;
        padding-left: 18px;
    }

    .hero h1 {
        font-size: clamp(39px, 10.4vw, 49px);
        line-height: 1.12;
    }

    .desktop-break {
        display: none;
    }

    .mobile-break {
        display: block;
    }

    .hero-copy {
        max-width: 340px;
        margin-top: 19px;
        font-size: 13px;
        line-height: 1.7;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        width: min(255px, 100%);
        margin: 27px auto 0;
    }

    .button {
        min-height: 46px;
    }

    .hero-note {
        margin-top: 35px;
    }

    .hero-aside {
        right: 18px;
    }

    .features {
        padding-top: 67px;
        padding-bottom: 66px;
    }

    .section-heading h2,
    .workflow-heading h2 {
        font-size: 30px;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .feature-item,
    .feature-item:nth-child(odd),
    .feature-item:nth-child(even) {
        min-height: 126px;
        padding: 23px 0;
        border-left: 0;
    }

    .feature-item p {
        max-width: 280px;
    }

    .footer-meta {
        gap: 12px;
        font-size: 10px;
    }
}

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

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