:root {
    --bg: #fbfaf7;
    --surface: #ffffff;
    --surface-soft: #f4f1eb;
    --text: #1f1e1a;
    --muted: #6f6a61;
    --line: #e5ded3;
    --accent: #8d6748;
    --accent-dark: #583d2d;
    --shadow: 0 24px 70px rgba(52, 38, 24, .08);
    --max: 1120px;
    --radius: 28px;
    --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.65;
    text-rendering: optimizeLegibility;
    overflow-x: clip;
}

a { color: inherit; text-decoration: none; }
svg { width: 1.15rem; height: 1.15rem; stroke: currentColor; stroke-width: 1.65; fill: none; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.skip-link {
    position: fixed;
    top: .75rem;
    left: .75rem;
    transform: translateY(-150%);
    background: var(--text);
    color: var(--surface);
    padding: .7rem 1rem;
    border-radius: 999px;
    z-index: 100;
}
.skip-link:focus { transform: translateY(0); }

.section-shell {
    width: min(calc(100% - 2rem), var(--max));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin: 0;
    padding: 1.1rem max(1rem, calc((100vw - var(--max)) / 2));
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    backdrop-filter: blur(16px);
    border-block: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
}

.brand {
    display: grid;
    place-items: center;
    width: 2.65rem;
    height: 2.65rem;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--accent-dark);
    background: var(--surface);
    font-family: var(--serif);
    font-size: .92rem;
    letter-spacing: .03em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: .35rem;
    color: var(--muted);
    font-size: .92rem;
}
.main-nav a {
    padding: .55rem .8rem;
    border-radius: 999px;
}
.main-nav a:hover,
.main-nav a:focus-visible {
    color: var(--text);
    background: var(--surface-soft);
}
.nav-toggle { display: none; }

.hero {
    min-height: auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: clamp(1.8rem, 5vw, 4rem) clamp(2rem, 7vw, 6rem);
    align-items: center;
    padding: 0 0 5rem;
}

.hero__media {
    grid-column: 1 / -1;
    width: 100vw;
    margin: 0 calc(50% - 50vw);
}

.hero__media img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--accent);
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}

h1, h2, h3 { margin: 0; line-height: 1.08; font-weight: 500; }
h1 {
    max-width: 780px;
    font-family: var(--serif);
    font-size: clamp(3.4rem, 12vw, 8.8rem);
    letter-spacing: -.07em;
}
h2 {
    font-family: var(--serif);
    font-size: clamp(2.2rem, 5vw, 4.6rem);
    letter-spacing: -.045em;
}
h3 { font-size: clamp(1.25rem, 2vw, 1.7rem); letter-spacing: -.02em; }

.lead {
    margin: 1.8rem 0 .9rem;
    font-size: clamp(1.2rem, 2.4vw, 1.75rem);
    color: var(--text);
}
.intro {
    max-width: 680px;
    margin: 0;
    color: var(--muted);
    font-size: 1.05rem;
}
.focus-list {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin-top: 2rem;
}
.focus-list span,
.feature-list span {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--muted);
    border-radius: 999px;
    padding: .45rem .75rem;
    font-size: .86rem;
}

.identity-card,
.event-card,
.feature-card,
.project-card,
.evidence-card,
.work-card,
.stat,
.criterion {
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 94%, var(--surface-soft));
    box-shadow: var(--shadow);
}
.identity-card {
    border-radius: var(--radius);
    padding: 1.3rem;
}
.identity-card__row,
.event-row {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .85rem 0;
    color: var(--muted);
    border-bottom: 1px solid var(--line);
}
.identity-card__row:first-child { padding-top: 0; }
.identity-card__row svg,
.event-row svg { margin-top: .24rem; color: var(--accent); }
.identity-links {
    display: grid;
    gap: .5rem;
    padding-top: 1rem;
}
.identity-links a,
.button-link {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 2.85rem;
    padding: .75rem 1rem;
    border-radius: 999px;
    background: var(--text);
    color: var(--surface);
    font-size: .92rem;
}
.identity-links a:nth-child(n+2) {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--line);
}
.identity-links a:hover,
.button-link:hover { transform: translateY(-1px); }

.compact {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1rem 0 6rem;
}
.stat {
    border-radius: 22px;
    padding: 1.2rem;
}
.stat strong {
    display: block;
    font-family: var(--serif);
    font-size: clamp(2rem, 4vw, 3.3rem);
    line-height: 1;
    font-weight: 500;
}
.stat span { display: block; margin-top: .8rem; color: var(--muted); font-size: .92rem; }

.split-section,
.projects-section,
.feature-section,
.evidence-section,
.criteria-section,
.sources-section {
    padding: 6.5rem 0;
    border-top: 1px solid var(--line);
}
.split-section {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: clamp(2rem, 7vw, 6rem);
}
.section-heading { position: sticky; top: 6.4rem; align-self: start; }
.section-heading p { margin: 1rem 0 0; color: var(--muted); }
.section-heading.narrow { max-width: 720px; margin-bottom: 2.5rem; }
.section-heading.narrow { position: static; }

.card-stack { display: grid; gap: 1rem; }
.work-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 1rem;
    border-radius: var(--radius);
    padding: clamp(1.25rem, 3vw, 2rem);
}
.card-icon {
    display: grid;
    place-items: center;
    width: 2.7rem;
    height: 2.7rem;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--accent);
    background: var(--surface);
}
.meta {
    margin: 0 0 .6rem;
    color: var(--accent);
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.work-card p,
.project-card p,
.evidence-card p,
.event-card p,
.feature-card p { color: var(--muted); }
.proof {
    margin: 1rem 0;
    padding-left: 1rem;
    border-left: 2px solid var(--line);
}
.proof span { color: var(--text); font-weight: 700; }
.text-link {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    color: var(--accent-dark);
    font-weight: 700;
    font-size: .92rem;
}
.text-link::after { content: "→"; transition: transform .2s ease; }
.text-link:hover::after { transform: translateX(.15rem); }

.project-grid,
.evidence-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.project-card,
.evidence-card {
    border-radius: var(--radius);
    padding: 1.35rem;
    min-height: 100%;
}
.project-card .card-icon { margin-bottom: 2rem; }
.project-card h3,
.evidence-card h3 { margin-bottom: 1rem; }

.feature-section {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 1rem;
    align-items: stretch;
}
.feature-card,
.event-card {
    border-radius: calc(var(--radius) + 8px);
    padding: clamp(1.4rem, 4vw, 3rem);
}
.feature-card h2 { max-width: 680px; }
.feature-card > p { max-width: 760px; font-size: 1.05rem; }
.feature-list {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin: 1.6rem 0 2rem;
}
.event-card { box-shadow: none; }
.event-card h3 { margin-bottom: 1.4rem; }
.event-row { border-bottom: 0; padding: .35rem 0; }

.timeline { margin: 0; padding: 0; list-style: none; }
.timeline li {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 1rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
}
.timeline time {
    color: var(--accent-dark);
    font-family: var(--serif);
    font-size: 1.8rem;
}
.timeline p { margin: .2rem 0 0; color: var(--muted); }

.evidence-grid { grid-template-columns: repeat(3, 1fr); }
.evidence-card { box-shadow: none; background: transparent; }

.criteria-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}
.criterion {
    display: flex;
    align-items: flex-start;
    gap: .7rem;
    border-radius: 22px;
    padding: 1rem;
    box-shadow: none;
}
.criterion svg { color: var(--accent); margin-top: .2rem; }
.criterion span { color: var(--muted); font-size: .94rem; }

.source-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; }
.source-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: transparent;
    color: var(--muted);
}
.source-link:hover { background: var(--surface); color: var(--text); }
.source-link svg { color: var(--accent); }

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 3rem 0 4rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: .92rem;
}
.site-footer p { margin: 0; }
.site-footer a { color: var(--text); font-weight: 700; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

.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;
}

@media (max-width: 980px) {
    .hero,
    .split-section,
    .feature-section {
        grid-template-columns: 1fr;
    }
    .hero { min-height: auto; padding-top: 0; }
    .identity-card { max-width: 520px; }
    .compact { grid-template-columns: repeat(2, 1fr); }
    .project-grid,
    .evidence-grid,
    .criteria-grid { grid-template-columns: repeat(2, 1fr); }
    .section-heading { position: static; }
}

@media (max-width: 720px) {
    .site-header { padding: .8rem 1rem; }
    .nav-toggle {
        display: grid;
        place-items: center;
        width: 2.65rem;
        height: 2.65rem;
        border: 1px solid var(--line);
        border-radius: 50%;
        background: var(--surface);
        color: var(--text);
    }
    .nav-toggle span:not(.sr-only) {
        display: block;
        width: 1rem;
        height: 1px;
        background: currentColor;
        margin: 2px 0;
    }
    .main-nav {
        position: fixed;
        inset: 4.4rem 1rem auto 1rem;
        display: grid;
        gap: .25rem;
        padding: .8rem;
        border: 1px solid var(--line);
        border-radius: 22px;
        background: var(--surface);
        box-shadow: var(--shadow);
        transform: translateY(-.7rem);
        opacity: 0;
        pointer-events: none;
        transition: opacity .2s ease, transform .2s ease;
    }
    .main-nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
    .main-nav a { padding: .8rem; }
    .compact,
    .project-grid,
    .evidence-grid,
    .criteria-grid,
    .source-list { grid-template-columns: 1fr; }
    .work-card { grid-template-columns: 1fr; }
    .timeline li { grid-template-columns: 1fr; gap: .35rem; }
    h1 { letter-spacing: -.055em; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
}

/* Página: Videntismo */
.subpage-hero {
    min-height: 56vh;
    display: grid;
    align-content: center;
    padding: 7rem 0 5rem;
    border-bottom: 1px solid var(--line);
}
.subpage-hero h1 {
    max-width: 900px;
}
.subpage-hero .intro {
    max-width: 760px;
}
.detail-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1rem 0 6rem;
}
.detail-card {
    min-height: 155px;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 1.15rem;
    background: transparent;
}
.detail-card p:last-child {
    margin: 0;
    color: var(--muted);
}
.essays-section {
    border-top: 1px solid var(--line);
}
.essay-stack {
    display: grid;
    gap: 1rem;
}
.essay-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 1rem;
    border: 1px solid var(--line);
    border-radius: calc(var(--radius) + 8px);
    padding: clamp(1.35rem, 4vw, 2.4rem);
    background: var(--surface);
    box-shadow: var(--shadow);
}
.essay-card p {
    color: var(--muted);
}
.clean-list {
    display: grid;
    gap: .65rem;
    margin: 1.25rem 0;
    padding: 0;
    list-style: none;
}
.clean-list li,
.language-row {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    color: var(--muted);
}
.clean-list svg,
.language-row svg {
    margin-top: .25rem;
    color: var(--accent);
}
.videntismo-feature .quiet-copy {
    margin-top: 1.2rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--line);
    color: var(--text);
}
.language-section {
    padding: 6.5rem 0;
    border-top: 1px solid var(--line);
}
.language-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.language-card {
    border: 1px solid var(--line);
    border-radius: calc(var(--radius) + 8px);
    padding: clamp(1.35rem, 4vw, 2rem);
    background: transparent;
}
.language-card h3 {
    margin-bottom: 1.3rem;
}
.language-card .language-row + .language-row {
    margin-top: .8rem;
}
.language-card.avoid svg {
    color: var(--muted);
}
.compact-sources {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}
.main-nav a[aria-current="page"] {
    color: var(--text);
    background: var(--surface-soft);
}

@media (max-width: 980px) {
    .detail-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 720px) {
    .subpage-hero {
        min-height: auto;
        padding: 5rem 0 4rem;
    }
    .detail-grid,
    .language-grid,
    .compact-sources {
        grid-template-columns: 1fr;
    }
    .essay-card {
        grid-template-columns: 1fr;
    }
}