*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --sn-bg: #f8f6f1;
    --sn-sand: #ece4d4;
    --sn-sand-line: #ddd2bd;
    --sn-ochre: #b8955a;
    --sn-ochre-deep: #8a6d3b;
    --sn-ochre-text: #76592b;
    --sn-slate: #2f3338;
    --sn-slate-soft: #4f555c;
    --sn-white: #ffffff;
    --sn-font: "Segoe UI", Tahoma, sans-serif;
    --sn-serif: Georgia, "Times New Roman", serif;
    --sn-round: 10px;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background: var(--sn-bg);
    color: var(--sn-slate);
    font-family: var(--sn-font);
    font-size: 16.5px;
    line-height: 1.75;
}

a {
    color: var(--sn-ochre-text);
    text-decoration: underline;
    text-underline-offset: 3px;
}
a:hover {
    color: var(--sn-slate);
}

.u-center { text-align: center; }
.u-muted { color: var(--sn-slate-soft); }
.u-small { font-size: 13px; line-height: 1.6; }
.u-hidden { display: none; }

/* header */
.s-header {
    background: var(--sn-sand);
    border-bottom: 1px solid var(--sn-sand-line);
    padding: 16px 16px 15px;
}
.s-brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--sn-slate);
    text-decoration: none;
    font-size: 19px;
    font-weight: 600;
    letter-spacing: .06em;
}
.s-brand:hover { color: var(--sn-slate); }
.s-brand-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--sn-ochre);
    flex: 0 0 auto;
}

/* reading column */
.s-sheet {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 0 16px 56px;
}

.s-sheet-top {
    padding: 48px 0 30px;
    text-align: center;
    border-bottom: 1px solid var(--sn-sand-line);
    margin-bottom: 34px;
}
.s-sheet-title {
    font-family: var(--sn-serif);
    font-size: clamp(27px, 5vw, 38px);
    font-weight: 400;
    line-height: 1.25;
    color: var(--sn-slate);
}
.s-sheet-sub {
    max-width: 560px;
    margin: 12px auto 0;
    font-size: 16px;
    font-style: italic;
    color: var(--sn-slate-soft);
}
.s-sheet-date {
    display: inline-block;
    margin-top: 16px;
    font-size: 13px;
    letter-spacing: .08em;
    font-variant: small-caps;
    color: var(--sn-slate-soft);
}
.s-sheet-date::before,
.s-sheet-date::after {
    content: "—";
    margin: 0 8px;
    color: var(--sn-ochre);
}

/* sections with ornaments */
.s-part {
    padding: 0 0 6px;
}
.s-part + .s-part::before {
    content: "· · ·";
    display: block;
    margin: 18px 0 28px;
    text-align: center;
    font-size: 20px;
    line-height: 1;
    letter-spacing: .45em;
    text-indent: .45em;
    color: var(--sn-ochre);
    background:
        linear-gradient(var(--sn-sand-line), var(--sn-sand-line)) left center / 32% 1px no-repeat,
        linear-gradient(var(--sn-sand-line), var(--sn-sand-line)) right center / 32% 1px no-repeat;
}
.s-part-title {
    margin-bottom: 12px;
    font-size: 19px;
    font-weight: 600;
    font-variant: small-caps;
    letter-spacing: .05em;
    line-height: 1.35;
    color: var(--sn-slate);
    text-align: center;
}

.s-part p {
    margin-bottom: 12px;
}
.s-part p:last-child { margin-bottom: 0; }

.s-lead::first-letter {
    float: left;
    margin: 6px 10px 0 0;
    font-family: var(--sn-serif);
    font-size: 3.5em;
    line-height: .82;
    font-weight: 400;
    color: var(--sn-ochre-deep);
}
.s-lead::after {
    content: "";
    display: block;
    clear: both;
}

.s-part ul,
.s-part ol {
    margin: 0 0 14px;
    padding: 0;
    list-style: none;
}
.s-part li {
    position: relative;
    margin-bottom: 7px;
    padding-left: 26px;
}
.s-part ul > li::before {
    content: "";
    position: absolute;
    left: 7px;
    top: .72em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    border: 1px solid var(--sn-ochre-deep);
}
.s-part ol { counter-reset: snlist; }
.s-part ol > li { counter-increment: snlist; padding-left: 30px; }
.s-part ol > li::before {
    content: counter(snlist, lower-roman) ".";
    position: absolute;
    left: 0;
    top: 0;
    font-family: var(--sn-serif);
    font-style: italic;
    color: var(--sn-ochre-text);
}

.s-note {
    margin: 16px 0 12px;
    padding: 14px 18px;
    background: var(--sn-white);
    border: 1px solid var(--sn-sand-line);
    border-radius: var(--sn-round);
    font-size: 15.5px;
}
.s-note p { margin: 0; }

.s-defs {
    margin: 12px 0 14px;
    border-top: 1px solid var(--sn-sand-line);
}
.s-defs-row {
    display: grid;
    grid-template-columns: minmax(130px, 36%) 1fr;
    gap: 2px 18px;
    padding: 10px 2px;
    border-bottom: 1px solid var(--sn-sand-line);
    font-size: 15.5px;
}
.s-defs dt {
    font-weight: 600;
    color: var(--sn-slate);
}
.s-defs dd {
    color: var(--sn-slate-soft);
}
@media (max-width: 540px) {
    .s-defs-row { grid-template-columns: 1fr; }
}

.s-grid {
    width: 100%;
    margin: 12px 0 14px;
    border-collapse: collapse;
    font-size: 15px;
    background: var(--sn-white);
    border: 1px solid var(--sn-sand-line);
}
.s-grid th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    font-variant: small-caps;
    letter-spacing: .04em;
    background: var(--sn-sand);
    color: var(--sn-slate);
}
.s-grid td {
    padding: 10px 12px;
    border-top: 1px solid var(--sn-sand-line);
    vertical-align: top;
}

.s-afterword {
    margin-top: 40px;
    padding-top: 18px;
    border-top: 1px solid var(--sn-sand-line);
    text-align: center;
    font-size: 14.5px;
    font-style: italic;
    color: var(--sn-slate-soft);
}

@media (max-width: 420px) {
    body { font-size: 16px; }
    .s-sheet-top { padding-top: 36px; }
    .s-lead::first-letter { font-size: 3.1em; }
    .s-grid th,
    .s-grid td { padding: 9px 8px; }
}

/* footer */
.s-footarea {
    margin-top: auto;
    flex-shrink: 0;
    background: var(--sn-sand);
    border-top: 1px solid var(--sn-sand-line);
    padding: 24px 16px 22px;
    text-align: center;
}
.s-footwrap {
    max-width: 880px;
    margin: 0 auto;
}
.s-footlinks {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin-bottom: 12px;
}
.s-footlinks a {
    font-size: 13px;
    color: var(--sn-slate);
    text-decoration-color: var(--sn-ochre);
}
.s-footlinks a:hover { color: var(--sn-ochre-text); }
.s-copy {
    margin-bottom: 8px;
    font-size: 12.5px;
    color: var(--sn-slate);
}
.s-legal {
    max-width: 740px;
    margin: 0 auto;
    font-size: 11.5px;
    line-height: 1.7;
}