/*
 * OnayDOC public home design code.
 * Inherits the canonical neutral monochrome language and exact font stack
 * from /sign. Keep code and Figma registry synchronized under docs/design/.
 */

:root {
    color-scheme: light;
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    --canvas: #f5f6f8;
    --surface: #ffffff;
    --ink: #15171a;
    --muted: #686e77;
    --quiet: #777d87;
    --border: #dfe2e7;
    --border-soft: #eceef1;
    --shadow:
        0 12px 40px
        rgba(18, 25, 38, 0.06);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    min-height: 100vh;
    background: var(--canvas);
    color: var(--ink);
}

a {
    color: inherit;
}

button,
a {
    font: inherit;
}

.skip-link {
    position: fixed;
    z-index: 20;
    top: 12px;
    left: 12px;
    transform: translateY(-160%);
    border-radius: 10px;
    background: var(--ink);
    color: #fff;
    padding: 10px 14px;
}

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

.shell {
    width: min(1500px, 100%);
    margin: 0 auto;
    padding-right: 24px;
    padding-left: 24px;
}

.site-header {
    position: sticky;
    z-index: 15;
    top: 0;
    background:
        rgba(245, 246, 248, 0.94);
    border-bottom: 1px solid
        rgba(223, 226, 231, 0.72);
    backdrop-filter: blur(14px);
}

.site-header__inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    position: relative;
    color: #111317;
    font-size: 22px;
    font-weight: 750;
    letter-spacing: -0.04em;
    text-decoration: none;
}

.brand::after,
.site-nav a::after,
.site-footer__links a::after {
    position: absolute;
    right: 0;
    bottom: -5px;
    left: 0;
    height: 1px;
    background: currentColor;
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.brand:hover::after,
.site-nav a:hover::after,
.site-footer__links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-left: auto;
}

.site-nav a {
    position: relative;
    color: #4f555e;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}

.site-nav a:hover {
    color: var(--ink);
}

.site-nav a[aria-current="page"] {
    color: var(--ink);
}

.site-nav a[aria-current="page"]::after {
    transform: scaleX(1);
}

.button {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--ink);
    border-radius: 14px;
    background: var(--ink);
    color: #fff;
    padding: 0 22px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    transition:
        background-color 160ms ease,
        color 160ms ease,
        border-color 160ms ease,
        transform 160ms ease;
}

.button:hover {
    background: #292c31;
    transform: translateY(-1px);
}

.button:active {
    transform: translateY(1px) scale(0.985);
}

.button--compact {
    min-height: 42px;
    border-radius: 12px;
    padding: 0 16px;
    font-size: 13px;
}

.button--secondary {
    border-color: #d7dbe1;
    background: #fff;
    color: var(--ink);
}

.button--secondary:hover {
    border-color: #c7cbd2;
    background: #f0f2f5;
}

.button:focus-visible,
.site-nav a:focus-visible,
.brand:focus-visible {
    outline: 3px solid #9ca3af;
    outline-offset: 3px;
}

.home-hero {
    display: grid;
    grid-template-columns:
        minmax(0, 1.02fr)
        minmax(420px, 0.98fr);
    gap: 28px;
    align-items: stretch;
    padding-top: 34px;
}

.home-hero__copy,
.document-demo {
    min-height: 640px;
    border: 1px solid #e1e4e8;
    border-radius: 26px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.home-hero__copy {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(38px, 6vw, 88px);
}

.eyebrow {
    color: var(--quiet);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.brand-label {
    letter-spacing: -0.02em;
    text-transform: none;
}

.home-hero h1 {
    max-width: 810px;
    margin: 22px 0 24px;
    font-size: clamp(48px, 6.5vw, 94px);
    line-height: 0.95;
    letter-spacing: -0.065em;
}

.home-hero__lead {
    max-width: 670px;
    margin: 0;
    color: var(--muted);
    font-size: clamp(17px, 1.5vw, 21px);
    line-height: 1.6;
}

.home-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 34px;
}

.trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}

.trust-list li,
.status-pill {
    border: 1px solid var(--border);
    border-radius: 999px;
    background: #fff;
    padding: 8px 12px;
    color: #4f555e;
    font-size: 12px;
    font-weight: 650;
}

.status-pill {
    flex: 0 0 auto;
    white-space: nowrap;
}

.trust-list li {
    transition:
        border-color 180ms ease,
        color 180ms ease,
        transform 180ms ease;
}

.trust-list li:hover {
    border-color: #b9bec6;
    color: var(--ink);
    transform: translateY(-2px);
}

.document-demo {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: #e8eaed;
}

.document-demo__bar,
.document-demo__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: #fff;
    padding: 18px 22px;
    font-size: 13px;
    font-weight: 650;
}

.document-demo__bar {
    border-bottom: 1px solid var(--border-soft);
}

.document-demo__footer {
    border-top: 1px solid var(--border-soft);
    color: var(--muted);
}

.document-demo__footer strong {
    color: var(--ink);
}

.document-sheet {
    width: min(520px, calc(100% - 48px));
    flex: 1;
    margin: 34px auto;
    display: flex;
    flex-direction: column;
    border: 1px solid #d8dce1;
    border-radius: 4px;
    background: #fff;
    padding: 34px;
    box-shadow:
        0 20px 50px
        rgba(18, 25, 38, 0.12);
}

.document-sheet__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-soft);
}

.document-sheet__top div {
    display: grid;
    gap: 7px;
}

.document-sheet__top strong {
    font-size: 17px;
}

.document-sheet__page {
    color: var(--quiet);
    font-size: 12px;
}

.document-lines {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    justify-content: center;
    padding: 30px 0;
}

.document-line {
    width: 100%;
    height: 8px;
    display: block;
    border-radius: 99px;
    background: #e8eaed;
}

.document-line--title {
    width: 58%;
    height: 12px;
    background: #c7cbd1;
}

.document-line--short {
    width: 72%;
}

.document-line--medium {
    width: 86%;
}

.signature-card {
    display: grid;
    grid-template-columns:
        38px
        minmax(0, 1fr)
        auto;
    gap: 12px;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #f8f9fa;
    padding: 14px;
}

.signature-card__mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    background: var(--ink);
    color: #fff;
    font-weight: 800;
}

.signature-card div {
    min-width: 0;
    display: grid;
    gap: 3px;
}

.signature-card div span {
    color: var(--quiet);
    font-size: 11px;
}

.signature-card div strong {
    overflow: hidden;
    font-size: 12px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.signature-card__meta {
    color: var(--quiet);
    font-family:
        ui-monospace,
        SFMono-Regular,
        Menlo,
        monospace;
    font-size: 10px;
}

.assurance-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 24px;
}

.assurance-strip div {
    min-height: 114px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: 1px solid var(--border);
    background: #fff;
    padding: 24px;
    transition:
        border-color 180ms ease,
        transform 180ms ease;
}

.assurance-strip div:hover {
    z-index: 1;
    border-color: #b9bec6;
    transform: translateY(-3px);
}

.assurance-strip div:first-child {
    border-radius: 18px 0 0 18px;
}

.assurance-strip div:last-child {
    border-radius: 0 18px 18px 0;
}

.assurance-strip strong {
    margin-bottom: 7px;
    font-size: 15px;
}

.assurance-strip span {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
}

.content-section {
    padding-top: 132px;
}

.section-heading {
    max-width: 820px;
}

.section-heading--wide {
    max-width: 980px;
}

.section-heading h2,
.security-section h2,
.final-cta h2 {
    margin: 16px 0;
    font-size: clamp(38px, 5vw, 70px);
    line-height: 1.02;
    letter-spacing: -0.055em;
}

.section-heading p {
    max-width: 680px;
    margin: 0;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.6;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 46px 0 0;
    padding: 0;
    list-style: none;
}

.steps-grid li,
.capability-card {
    border: 1px solid #e1e4e8;
    border-radius: 20px;
    background: #fff;
    padding: 30px;
    box-shadow: var(--shadow);
    transition:
        border-color 220ms ease,
        box-shadow 220ms ease,
        transform 220ms ease;
}

.steps-grid li:hover,
.capability-card:hover {
    border-color: #b9bec6;
    box-shadow: 0 18px 46px rgba(18, 25, 38, 0.1);
    transform: translateY(-5px);
}

.step-number,
.capability-card__index {
    color: var(--quiet);
    font-family:
        ui-monospace,
        SFMono-Regular,
        Menlo,
        monospace;
    font-size: clamp(34px, 4vw, 58px);
    font-weight: 700;
    letter-spacing: -0.08em;
    line-height: 0.9;
}

.steps-grid h3,
.capability-card h3 {
    margin: 42px 0 12px;
    font-size: 24px;
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.steps-grid p,
.capability-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 46px;
}

.capability-card {
    min-height: 300px;
    display: flex;
    flex-direction: column;
}

.capability-card--large {
    grid-row: span 2;
    min-height: 616px;
    justify-content: flex-end;
    background: #eceef1;
}

.capability-card--large .capability-card__index {
    margin-bottom: auto;
}

.capability-card--dark {
    border-color: var(--ink);
    background: var(--ink);
    color: #fff;
}

.capability-card--dark p,
.capability-card--dark .capability-card__index {
    color: #b8bdc5;
}

.security-section {
    margin-top: 132px;
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 80px;
    border-radius: 24px;
    background: var(--ink);
    color: #fff;
    padding-top: clamp(44px, 7vw, 92px);
    padding-bottom: clamp(44px, 7vw, 92px);
}

.eyebrow--inverse {
    color: #aeb4bc;
}

.security-section h2 {
    max-width: 850px;
}

.security-section__copy {
    align-self: end;
}

.security-section__copy p {
    margin: 0;
    color: #c8cdd4;
    font-size: 17px;
    line-height: 1.7;
}

.security-section__copy ul {
    display: grid;
    gap: 0;
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.security-section__copy li {
    border-top: 1px solid #34383e;
    padding: 15px 0;
    font-size: 14px;
    font-weight: 650;
}

.final-cta {
    margin-top: 24px;
    margin-bottom: 110px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    border: 1px solid #e1e4e8;
    border-radius: 24px;
    background: #fff;
    padding-top: 52px;
    padding-bottom: 52px;
    box-shadow: var(--shadow);
}

.final-cta h2 {
    max-width: 900px;
    margin-bottom: 0;
    font-size: clamp(34px, 4.5vw, 62px);
}

.final-cta .button {
    flex: 0 0 auto;
}

.site-footer {
    border-top: 1px solid var(--border);
    background: #fff;
}

.site-footer__inner {
    min-height: 128px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: center;
}

.site-footer__inner p,
.site-footer__inner span,
.site-footer__inner a:not(.brand) {
    color: var(--muted);
    font-size: 13px;
}

.site-footer__company,
.site-footer__links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.site-footer__links {
    align-items: flex-end;
}

.site-footer__links a {
    position: relative;
    text-decoration: none;
}

.site-footer__inner p {
    margin: 0;
    text-align: center;
}

.site-footer__links {
    justify-self: end;
}

@media (max-width: 1020px) {
    .home-hero {
        grid-template-columns: 1fr;
    }

    .home-hero__copy,
    .document-demo {
        min-height: auto;
    }

    .document-demo {
        min-height: 650px;
    }

    .security-section {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 760px) {
    .shell {
        padding-right: 14px;
        padding-left: 14px;
    }

    .site-header__inner {
        min-height: auto;
        flex-wrap: wrap;
        gap: 9px 12px;
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .site-nav {
        width: 100%;
        order: 3;
        gap: 8px;
        overflow-x: auto;
        padding-bottom: 2px;
        scrollbar-width: none;
    }

    .site-nav::-webkit-scrollbar {
        display: none;
    }

    .site-nav a {
        flex: 0 0 auto;
        border: 1px solid var(--border);
        border-radius: 999px;
        background: #fff;
        padding: 8px 11px;
        font-size: 12px;
    }

    .site-nav a::after {
        display: none;
    }

    .button--compact {
        min-height: 40px;
        padding: 0 12px;
        font-size: 12px;
    }

    .site-header .brand {
        font-size: 20px;
    }

    .home-hero {
        gap: 14px;
        padding-top: 14px;
    }

    .home-hero__copy,
    .document-demo {
        border-radius: 20px;
    }

    .home-hero__copy {
        padding: 36px 24px;
    }

    .home-hero h1 {
        font-size: clamp(46px, 15vw, 72px);
    }

    .home-hero__actions,
    .home-hero__actions .button {
        width: 100%;
    }

    .document-demo {
        min-height: 560px;
    }

    .document-demo__bar,
    .document-demo__footer {
        padding: 15px;
    }

    .document-demo__bar {
        gap: 8px;
        font-size: 12px;
    }

    .status-pill {
        gap: 5px;
        padding: 7px 9px;
        font-size: 11px;
    }

    .document-demo__footer span {
        display: none;
    }

    .document-sheet {
        width: calc(100% - 28px);
        margin: 14px auto;
        padding: 22px;
    }

    .signature-card {
        grid-template-columns: 38px minmax(0, 1fr);
    }

    .signature-card__meta {
        display: none;
    }

    .assurance-strip,
    .steps-grid,
    .capability-grid {
        grid-template-columns: 1fr;
    }

    .assurance-strip {
        gap: 8px;
        margin-top: 14px;
    }

    .assurance-strip div,
    .assurance-strip div:first-child,
    .assurance-strip div:last-child {
        border-radius: 16px;
    }

    .content-section {
        padding-top: 88px;
    }

    .steps-grid,
    .capability-grid {
        margin-top: 28px;
    }

    .capability-card--large {
        grid-row: auto;
        min-height: 360px;
    }

    .security-section {
        margin-top: 88px;
        border-radius: 20px;
    }

    .final-cta {
        margin-top: 14px;
        margin-bottom: 70px;
        align-items: flex-start;
        flex-direction: column;
        border-radius: 20px;
        padding-top: 36px;
        padding-bottom: 36px;
    }

    .final-cta .button {
        width: 100%;
    }

    .site-footer__inner {
        min-height: 190px;
        grid-template-columns: 1fr;
        padding-top: 28px;
        padding-bottom: 28px;
    }

    .site-footer__inner p {
        text-align: left;
    }

    .site-footer__links {
        justify-self: start;
        align-items: flex-start;
    }
}

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

    .button {
        transition: none;
    }

    .brand::after,
    .site-nav a::after,
    .site-footer__links a::after,
    .trust-list li,
    .assurance-strip div,
    .steps-grid li,
    .capability-card {
        transition: none;
    }
}