/* ==========================================================================
   windowsill/paper/paper.css — long-form reading pages for the windowsill lab
   --------------------------------------------------------------------------
   Shared by /windowsill/paper/ and /windowsill/tic-374861595/, both generated
   by scripts/gen-windowsill-papers.py. Loads after /css/tokens.css, so the
   palette, fonts, grain and lamplight come from the house spine; this file
   only sets the reading measure, tables, and the two page-specific blocks.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--color-bg); color: var(--color-text); font-family: var(--font-serif); }

.paper {
    position: relative; z-index: 2;
    max-width: 46rem; margin: 0 auto;
    padding: var(--space-2xl) 1.25rem var(--space-4xl);
    font-size: 1.05rem; line-height: 1.7;
}
.paper a { color: var(--color-brass); text-underline-offset: 3px; }
.paper a:hover { color: var(--color-ember); }

/* --- hero --------------------------------------------------------------- */
.paper-hero { margin: var(--space-xl) 0 var(--space-2xl); }
.paper-hero .eyebrow {
    font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.3em;
    text-transform: uppercase; color: var(--color-brass); margin: 0;
}
.paper-hero h1 {
    font-style: italic; font-weight: 400; letter-spacing: -0.015em;
    font-size: clamp(2rem, 5vw, 3.1rem); line-height: 1.08;
    margin: 0.6rem 0 1rem;
}
.paper-hero .lede { font-style: italic; color: var(--color-text-secondary); font-size: 1.15rem; margin: 0 0 var(--space-lg); }
.paper-meta {
    list-style: none; margin: 0; padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border);
    font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-secondary);
    display: grid; gap: 0.35rem;
}
.paper-meta span {
    display: inline-block; min-width: 7.5rem; color: var(--color-text-muted);
    text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.68rem;
}
.paper-cta { margin: var(--space-lg) 0 0; }
.btn-line {
    display: inline-block; font-family: var(--font-mono); font-size: 0.85rem;
    padding: 0.6rem 1rem; border: 1px solid var(--color-brass); border-radius: var(--radius-sm);
    text-decoration: none;
}
.btn-line:hover { background: rgba(201, 168, 106, 0.08); }

/* --- contents ----------------------------------------------------------- */
.paper-toc {
    margin: 0 0 var(--space-2xl); padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-elevated); border: 1px solid var(--color-border); border-radius: var(--radius-md);
    font-size: 0.92rem;
}
.paper-toc-title {
    font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.22em;
    text-transform: uppercase; color: var(--color-text-muted); margin: 0 0 0.5rem;
}
.paper-toc ul { margin: 0; padding-left: 1.1rem; }
.paper-toc ul ul { padding-left: 1rem; font-size: 0.88rem; }
.paper-toc li { margin: 0.15rem 0; }
.paper-toc a { text-decoration: none; color: var(--color-text-secondary); }
.paper-toc a:hover { color: var(--color-brass); }

/* --- body --------------------------------------------------------------- */
.paper-body h2 {
    font-style: italic; font-weight: 420; font-size: 1.7rem; line-height: 1.2;
    margin: var(--space-3xl) 0 var(--space-md); padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}
.paper-body h3 { font-weight: 560; font-size: 1.2rem; margin: var(--space-2xl) 0 var(--space-sm); }
.paper-body h4 { font-weight: 560; font-size: 1.05rem; margin: var(--space-xl) 0 var(--space-sm); }
.paper-body p, .paper-body li { color: var(--color-text); }
.paper-body ul, .paper-body ol { padding-left: 1.4rem; }
.paper-body li { margin: 0.3rem 0; }
.paper-body strong { color: var(--color-text); font-weight: 620; }
.paper-body blockquote {
    margin: var(--space-lg) 0; padding: 0.2rem 0 0.2rem var(--space-lg);
    border-left: 2px solid var(--color-brass); color: var(--color-text-secondary); font-style: italic;
}
.paper-body hr { border: 0; border-top: 1px solid var(--color-border); margin: var(--space-2xl) 0; }
.paper code {
    font-family: var(--font-mono); font-size: 0.85em;
    background: rgba(236, 225, 204, 0.06); padding: 0.08em 0.3em; border-radius: 3px;
    overflow-wrap: anywhere;
}
.paper-body pre {
    overflow-x: auto; padding: var(--space-md); border-radius: var(--radius-md);
    background: var(--color-bg-elevated); border: 1px solid var(--color-border);
    font-size: 0.82rem; line-height: 1.5;
}
.paper-body pre code { background: none; padding: 0; overflow-wrap: normal; }
a.src { text-decoration: none; }
a.src code { border-bottom: 1px dotted var(--color-brass); }

.table-wrap { overflow-x: auto; margin: var(--space-lg) 0; border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.paper-body table { border-collapse: collapse; width: 100%; font-size: 0.88rem; line-height: 1.5; }
.paper-body th, .paper-body td { padding: 0.55rem 0.75rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--color-border); }
.paper-body th {
    font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--color-text-muted); background: var(--color-bg-elevated);
}
.paper-body tr:last-child td { border-bottom: 0; }

/* --- TIC 374861595 summary --------------------------------------------- */
.tic-summary { margin: 0 0 var(--space-2xl); }
.tic-summary h2 { font-style: italic; font-weight: 420; font-size: 1.7rem; margin: 0 0 var(--space-lg); }
.stat-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 1px;
    margin: 0 0 var(--space-xl); background: var(--color-border);
    border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden;
}
.stat-grid > div { background: var(--color-bg-elevated); padding: 0.8rem 1rem; }
.stat-grid dt {
    font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em;
    text-transform: uppercase; color: var(--color-text-muted);
}
.stat-grid dd { margin: 0.2rem 0 0; font-family: var(--font-mono); font-size: 1rem; color: var(--color-ember); }
.tic-fold { margin: 0 0 var(--space-xl); }
.tic-fold img { width: 100%; height: auto; display: block; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: #fff; }
.tic-fold figcaption { font-size: 0.85rem; font-style: italic; color: var(--color-text-muted); margin-top: 0.5rem; }
.tic-plain p { margin: 0 0 var(--space-md); }
.tic-plain + .paper-toc-title { margin-top: var(--space-xl); }

@media (max-width: 600px) {
    .paper { font-size: 1rem; }
    .paper-meta span { display: block; min-width: 0; }
}