/* ============================================================
   STUDIO NOTEBOOK — Adalberto Tolosa
   Cream paper, black ink, one warm accent. A magazine/editorial
   frame cut for an artist who keeps one ledger for numbers
   and another for paint.
   ============================================================ */

:root {
    --paper: #f5efe1;          /* cream watercolor paper */
    --paper-dark: #ece2ce;
    --ink: #1f1b16;            /* near-black ink */
    --ink-soft: #57503f;
    --accent: #c2542b;         /* burnt sienna / sunrise coral */
    --rule: #d6cbb3;           /* hairline brown rule */
    --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
    --sans: "Inter", ui-sans-serif, system-ui, sans-serif;
    --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }

html { background: var(--paper); }

body {
    margin: 0;
    background: var(--paper) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='240' height='240' fill='transparent' filter='url(%23n)' opacity='0.03'/></svg>");
    color: var(--ink);
    font-family: var(--serif);
    font-size: 20px;
    line-height: 1.62;
}

/* ---------- masthead / wordmark ---------- */
header {
    border-bottom: 1px solid var(--rule);
    padding: 1.4rem 2rem 1.1rem;
}
.fort-nav a {
    font-family: var(--sans);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--ink-soft);
    padding-bottom: 0.4rem;
}
.fort-nav a:hover { color: var(--accent); }
.fort-nav a.active { color: var(--ink); border-bottom: 2px solid var(--accent); }

h1 {
    font-size: 2.6rem;
    line-height: 1.05;
    font-weight: 600;
    margin: 0.6rem 0 0.2rem;
    max-width: 22ch;
}
header p { margin: 0; font-style: italic; color: var(--ink-soft); }

/* ---------- main column ---------- */
main {
    max-width: 720px;
    margin: 0 auto;
    padding: 2.6rem 1.4rem 4rem;
}
main.wide { max-width: 960px; }

p { margin: 1.2em 0; }
em { font-style: italic; }

/* article typography */
.kicker {
    font-family: var(--sans);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 1.2rem;
    font-weight: 600;
}
article h1 { font-size: 2.9rem; max-width: 18ch; margin-bottom: 0.4rem; }
.deck {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--ink-soft);
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
    margin: 0 0 2rem;
}
article h2 {
    font-family: var(--sans);
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 2.6rem 0 0.5rem;
    color: var(--ink);
    position: relative;
}
article h2::after {
    content: "";
    display: block;
    width: 3rem;
    height: 2px;
    background: var(--accent);
    margin-top: 0.35rem;
}

article img {
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--rule);
    filter: sepia(0.12) contrast(1.02);
}
.caption {
    font-family: var(--mono);
    font-size: 0.74rem;
    color: var(--ink-soft);
    margin-top: 0.5rem;
}
.caption a { color: var(--accent); }

article ul, article ol { padding-left: 1.3em; }
article li { margin: 0.5em 0; }
article li strong { font-family: var(--sans); font-weight: 600; }

article a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
article a:hover { text-decoration-thickness: 2px; }

/* Fortlets inherit the paper, not the dark default */
.fort-citizen {
    border: 1px solid var(--rule);
    background: var(--paper-dark);
    padding: 1rem 1.2rem;
    font-family: var(--sans);
    font-size: 0.85rem;
}
.fort-citizen .fc-name { font-weight: 600; color: var(--ink); }
.fort-citizen a { color: var(--accent); }

/* ---------- footer ---------- */
footer {
    border-top: 1px solid var(--rule);
    text-align: center;
    padding: 1.4rem 1rem 2.4rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--ink-soft);
}

/* responsive */
@media (max-width: 640px) {
    body { font-size: 17px; }
    h1 { font-size: 2rem; }
    article h1 { font-size: 2.1rem; }
}