:root {
    --paper: #fbfaf6;
    --paper-deep: #f1eee6;
    --ink: #161410;
    --muted: #696258;
    --faint: #aaa196;
    --rule: rgba(22, 20, 16, 0.14);
    --accent: #9a4d19;
    --accent-blue: #1a6388;
    --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --serif: "Newsreader", Georgia, serif;
    --display: "Instrument Serif", Georgia, serif;
}

* {
    box-sizing: border-box;
}

html {
    background: var(--paper);
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    background:
        linear-gradient(90deg, rgba(22, 20, 16, 0.035) 1px, transparent 1px),
        radial-gradient(circle at 16% 0%, rgba(154, 77, 25, 0.13), transparent 28rem),
        radial-gradient(circle at 90% 18%, rgba(26, 99, 136, 0.08), transparent 32rem),
        var(--paper);
    background-size: 72px 72px, auto, auto, auto;
    color: var(--ink);
    font-family: var(--serif);
}

a {
    color: inherit;
}

.sample-header {
    position: sticky;
    top: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
    padding: 0 28px;
    border-bottom: 1px solid var(--rule);
    background: rgba(251, 250, 246, 0.84);
    backdrop-filter: blur(10px);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.03em;
}

.home-link,
.buy-link {
    text-decoration: none;
}

.home-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
}

.home-link span {
    color: var(--accent);
}

.buy-link {
    color: var(--muted);
}

.buy-link:hover,
.home-link:hover {
    color: var(--accent-blue);
}

.reader {
    display: grid;
    grid-template-columns: minmax(160px, 240px) minmax(0, 780px);
    gap: clamp(32px, 7vw, 96px);
    max-width: 1180px;
    margin: 0 auto;
    padding: clamp(56px, 9vw, 104px) 28px 120px;
}

.reader-meta {
    position: sticky;
    top: 112px;
    align-self: start;
    padding-top: 7px;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.reader-meta p {
    margin: 0 0 28px;
    color: var(--accent-blue);
}

.reader-meta span {
    display: block;
    padding: 14px 0;
    border-top: 1px solid var(--rule);
}

.reader-content {
    position: relative;
    padding: clamp(32px, 6vw, 72px);
    border: 1px solid var(--rule);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.54), rgba(255, 255, 255, 0.18)),
        rgba(251, 250, 246, 0.86);
    box-shadow: 0 30px 90px rgba(54, 42, 29, 0.11);
}

.reader-content::before {
    content: "";
    position: absolute;
    inset: 18px;
    border: 1px solid rgba(22, 20, 16, 0.08);
    pointer-events: none;
}

.kicker {
    margin: 0 0 26px;
    color: var(--accent);
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

h1,
h2,
.dek,
.opening,
.signature {
    position: relative;
}

h1 {
    max-width: 650px;
    margin: 0;
    color: var(--ink);
    font-family: var(--display);
    font-size: clamp(5rem, 16vw, 11rem);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 0.8;
}

.dek {
    max-width: 520px;
    margin: 34px 0 74px;
    color: var(--muted);
    font-size: clamp(1.65rem, 4vw, 2.5rem);
    font-style: italic;
    font-weight: 300;
    line-height: 1.12;
}

section {
    position: relative;
}

section + section {
    margin-top: 72px;
    padding-top: 68px;
    border-top: 1px solid var(--rule);
}

h2 {
    max-width: 620px;
    margin: 0 0 34px;
    color: var(--ink);
    font-family: var(--display);
    font-size: clamp(2.8rem, 7vw, 5.8rem);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 0.9;
}

p {
    max-width: 660px;
    margin: 0;
    color: var(--ink);
    font-size: clamp(1.18rem, 2vw, 1.34rem);
    font-weight: 300;
    line-height: 1.72;
}

p + p {
    margin-top: 1.18em;
}

.opening {
    margin-bottom: 1.2em;
    color: var(--accent-blue);
    font-family: var(--display);
    font-size: clamp(2.2rem, 6vw, 4.4rem);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 0.98;
}

.reader-content section:first-of-type p:not(.opening):first-of-type::first-letter {
    float: left;
    padding: 0.06em 0.09em 0 0;
    color: var(--accent);
    font-family: var(--display);
    font-size: 5.8em;
    line-height: 0.72;
}

.signature {
    max-width: 660px;
    margin-top: 76px;
    padding-top: 30px;
    border-top: 1px solid var(--rule);
}

.signature p {
    color: var(--ink);
    font-family: var(--display);
    font-size: 2.2rem;
    line-height: 1;
}

.signature span {
    display: block;
    margin-top: 10px;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

@media (max-width: 860px) {
    .reader {
        grid-template-columns: 1fr;
        gap: 34px;
        padding-inline: 18px;
    }

    .reader-meta {
        position: static;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1px;
        padding-top: 0;
        background: var(--rule);
    }

    .reader-meta p,
    .reader-meta span {
        margin: 0;
        padding: 12px;
        border: 0;
        background: rgba(251, 250, 246, 0.82);
    }
}

@media (max-width: 620px) {
    .sample-header {
        padding-inline: 18px;
    }

    .buy-link {
        display: none;
    }

    .reader-content {
        padding: 30px 22px;
    }

    .reader-content::before {
        inset: 10px;
    }

    h1 {
        font-size: 5rem;
    }

    .dek {
        margin-bottom: 52px;
    }

    .reader-meta {
        grid-template-columns: 1fr;
    }
}