.build-site {
    --build-line: color-mix(in srgb, var(--ink) 13%, transparent);
}

.build-site .site-header {
    border-bottom-color: var(--border);
}

.build-site .build-nav {
    justify-content: center;
}

.build-site main h1,
.build-site main h2,
.build-site main h3 {
    font-family: var(--serif);
    font-weight: 500;
}

.build-site main h2,
.build-site main h3,
.build-site main p {
    margin-top: 0;
}

.build-hero {
    padding: clamp(10rem, 15vw, 13rem) 0 clamp(6rem, 10vw, 9rem);
    overflow: hidden;
}

.build-hero-grid {
    display: block;
}

.build-hero-copy h1 {
    max-width: none;
    margin: 0 0 1.6rem;
    font-size: clamp(4.5rem, 8vw, 7.5rem);
    letter-spacing: -0.052em;
    line-height: 0.9;
    text-wrap: balance;
}

.build-hero-lede {
    max-width: none;
    margin-bottom: 1.6rem;
    color: var(--muted);
    font-size: clamp(1.06rem, 1.6vw, 1.24rem);
    line-height: 1.65;
}

.build-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem 1rem;
    margin: 0;
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.build-meta span + span::before {
    margin-right: 1rem;
    color: var(--border-strong);
    content: "•";
}

.build-card-label,
.build-number,
.exploring-state {
    color: var(--accent-deep);
    font-family: var(--sans);
    font-size: 0.68rem;
    font-weight: 650;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.build-section {
    padding: clamp(5.5rem, 10vw, 9rem) 0;
}

.build-section-header {
    display: grid;
    align-items: end;
    gap: clamp(2rem, 8vw, 7rem);
    margin-bottom: clamp(3rem, 6vw, 5rem);
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
}

.build-section-header .eyebrow,
.released-intro .eyebrow {
    margin-bottom: 1.1rem;
}

.build-section-header h2,
.released-intro h2 {
    max-width: 740px;
    margin-bottom: 0;
    font-size: clamp(3.3rem, 6.7vw, 6.2rem);
    letter-spacing: -0.05em;
    line-height: 0.94;
}

.build-section-header > p,
.released-intro > p {
    max-width: 43ch;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 1rem;
}

.build-now .build-section-header {
    display: block;
}

.build-now .build-section-header > p {
    max-width: none;
    margin-top: 1.5rem;
}

.now-grid {
    display: grid;
    border: 1px solid var(--border-strong);
    border-radius: 2rem;
    overflow: hidden;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.now-card {
    display: flex;
    min-height: 350px;
    flex-direction: column;
    padding: clamp(2rem, 4vw, 3.4rem);
    background: var(--surface);
}

.now-card + .now-card {
    border-left: 1px solid var(--border-strong);
}

.now-card-featured {
    background: var(--accent-soft);
}

.build-card-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: auto;
}

.build-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    font-size: 0.7rem;
    font-weight: 650;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.build-status::before {
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--accent);
    content: "";
}

.now-card h3 {
    max-width: 15ch;
    margin: 2.8rem 0 1rem;
    font-size: clamp(2rem, 3.3vw, 3.15rem);
    letter-spacing: -0.04em;
    line-height: 1;
}

.now-card p {
    max-width: 44ch;
    margin-bottom: 1.8rem;
    color: var(--muted);
}

.now-card time {
    color: var(--muted);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.exploring-panel {
    padding: clamp(2rem, 6vw, 5.5rem);
    border-radius: 2.5rem;
    background: var(--dark-panel);
    color: var(--dark-panel-ink);
}

.exploring-panel .eyebrow,
.exploring-panel .build-number,
.exploring-panel .exploring-state {
    color: #a7d8d6;
}

.exploring-header > p,
.exploring-list p {
    color: color-mix(in srgb, var(--dark-panel-ink) 70%, transparent);
}

.exploring-list {
    margin: 0;
    padding: 0;
    border-top: 1px solid color-mix(in srgb, var(--dark-panel-ink) 18%, transparent);
    list-style: none;
}

.exploring-list li {
    display: grid;
    align-items: center;
    gap: clamp(1.5rem, 4vw, 3rem);
    padding: clamp(1.7rem, 3vw, 2.5rem) 0;
    border-bottom: 1px solid color-mix(in srgb, var(--dark-panel-ink) 18%, transparent);
    grid-template-columns: 45px minmax(0, 1fr) auto;
}

.exploring-list h3 {
    margin: 0 0 0.35rem;
    color: inherit;
    font-size: clamp(1.65rem, 3vw, 2.5rem);
    letter-spacing: -0.035em;
    line-height: 1.05;
}

.exploring-list p {
    max-width: 62ch;
    margin: 0;
}

.exploring-state {
    justify-self: end;
    white-space: nowrap;
}

.build-released {
    border-bottom: 1px solid var(--border);
}

.released-grid {
    display: grid;
    align-items: start;
    gap: clamp(4rem, 10vw, 9rem);
    grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
}

.released-intro {
    position: sticky;
    top: 8rem;
}

.released-intro h2 {
    max-width: 8ch;
    font-size: clamp(3.5rem, 6vw, 5.7rem);
}

.released-intro > p {
    margin-top: 1.5rem;
}

.release-timeline {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--border-strong);
    list-style: none;
}

.release-timeline li {
    display: grid;
    gap: 2rem;
    padding: clamp(2.4rem, 5vw, 4.2rem) 0;
    border-bottom: 1px solid var(--border-strong);
    grid-template-columns: 110px minmax(0, 1fr);
}

.release-timeline time {
    color: var(--accent-deep);
    font-size: 0.72rem;
    font-weight: 650;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.release-timeline h3 {
    margin: 0 0 0.75rem;
    font-size: clamp(2rem, 4vw, 3.4rem);
    letter-spacing: -0.04em;
    line-height: 1;
}

.release-timeline p {
    max-width: 52ch;
    margin-bottom: 0;
    color: var(--muted);
}

.lesson-grid {
    display: grid;
    gap: 1.25rem;
    grid-auto-rows: 1fr;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lesson-card {
    display: flex;
    min-height: 440px;
    flex-direction: column;
    justify-content: flex-start;
    padding: clamp(2rem, 5vw, 4rem);
    border: 1px solid var(--border);
    border-radius: 2.3rem;
}

.lesson-card .build-card-label {
    margin-bottom: clamp(4rem, 7vw, 7rem);
}

.lesson-card h3 {
    max-width: 12ch;
    margin: 0 0 1.4rem;
    font-size: clamp(2.8rem, 5vw, 4.8rem);
    letter-spacing: -0.05em;
    line-height: 0.95;
}

.lesson-card p {
    max-width: 47ch;
    margin-bottom: 0;
    font-size: 1rem;
}

.lesson-card-dark {
    border-color: transparent;
    background: var(--dark-panel);
    color: var(--dark-panel-ink);
}

.lesson-card-dark .build-card-label {
    color: #a7d8d6;
}

.lesson-card-dark p {
    color: color-mix(in srgb, var(--dark-panel-ink) 72%, transparent);
}

.lesson-card-light {
    background: var(--terracotta-soft);
}

.lesson-card-light p {
    color: var(--ink);
}

.lesson-card-accent {
    background: var(--accent-soft);
}

.lesson-card-accent p,
.lesson-card-surface p {
    color: var(--muted);
}

.lesson-card-surface {
    background: var(--surface-raised);
    box-shadow: var(--shadow-small);
}

.build-feedback {
    padding: 0 0 clamp(4rem, 8vw, 7rem);
}

.feedback-card {
    padding: clamp(3.5rem, 8vw, 7.5rem) clamp(2rem, 8vw, 7rem);
    border-radius: 2.5rem;
    background: var(--accent-soft);
    text-align: center;
}

.feedback-card .eyebrow {
    justify-content: center;
}

.feedback-card h2 {
    max-width: 850px;
    margin: 0 auto 1.5rem;
    font-size: clamp(3.4rem, 7vw, 6.5rem);
    letter-spacing: -0.052em;
    line-height: 0.94;
}

.feedback-card > p:not(.eyebrow) {
    max-width: 62ch;
    margin: 0 auto 2rem;
    color: var(--muted);
    font-size: 1.05rem;
}

.feedback-button {
    min-width: 190px;
}

@media (max-width: 860px) {
    .build-hero-grid,
    .build-section-header,
    .released-grid {
        grid-template-columns: 1fr;
    }

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

    .now-card + .now-card {
        border-top: 1px solid var(--border-strong);
        border-left: 0;
    }

    .released-intro {
        position: static;
    }

    .released-intro h2 {
        max-width: 10ch;
    }
}

@media (max-width: 620px) {
    .build-hero {
        padding: 8.25rem 0 5.5rem;
    }

    .build-hero-copy,
    .build-hero-copy .eyebrow,
    .build-section-header,
    .released-intro,
    .feedback-card {
        text-align: center;
    }

    .build-hero-copy .eyebrow,
    .build-section-header .eyebrow,
    .released-intro .eyebrow {
        justify-content: center;
    }

    .build-hero-copy h1 {
        margin-inline: auto;
        font-size: clamp(3.7rem, 18vw, 5rem);
        line-height: 0.92;
    }

    .build-hero-lede {
        margin-inline: auto;
        font-size: 1rem;
    }

    .build-meta {
        justify-content: center;
    }

    .build-section {
        padding: 5rem 0;
    }

    .build-section-header {
        gap: 1.4rem;
        margin-bottom: 2.5rem;
    }

    .build-section-header h2,
    .released-intro h2 {
        margin-inline: auto;
        font-size: clamp(3rem, 15vw, 4.5rem);
    }

    .build-section-header > p,
    .released-intro > p {
        margin-inline: auto;
    }

    .now-grid {
        grid-template-columns: 1fr;
        border-radius: 1.5rem;
    }

    .now-card {
        min-height: 330px;
        padding: 1.7rem;
        text-align: center;
    }

    .now-card h3,
    .now-card p {
        margin-inline: auto;
    }

    .exploring-panel {
        width: calc(100% - 1rem);
        padding: 3rem 1.5rem;
        border-radius: 1.8rem;
    }

    .exploring-list li {
        justify-items: center;
        gap: 0.8rem;
        padding: 2rem 0;
        grid-template-columns: 1fr;
        text-align: center;
    }

    .exploring-state {
        justify-self: center;
        margin-top: 0.25rem;
    }

    .released-intro > p {
        margin-top: 1rem;
    }

    .release-timeline li {
        gap: 1rem;
        padding: 2.5rem 0;
        grid-template-columns: 1fr;
        text-align: center;
    }

    .release-timeline p {
        margin-inline: auto;
    }

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

    .lesson-card {
        min-height: 390px;
        padding: 2rem;
        text-align: center;
    }

    .lesson-card .build-card-label {
        margin-bottom: 3.5rem;
    }

    .lesson-card h3,
    .lesson-card p {
        margin-inline: auto;
    }

    .feedback-card {
        width: calc(100% - 1rem);
        padding: 4rem 1.5rem;
        border-radius: 1.8rem;
    }

    .feedback-card h2 {
        font-size: clamp(3.1rem, 15vw, 4.5rem);
    }

    .feedback-button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .build-site *,
    .build-site *::before,
    .build-site *::after {
        scroll-behavior: auto !important;
    }
}