/* SPDX-License-Identifier: AGPL-3.0-or-later
   Príncipe marketing site — shared brand stylesheet.
   Tokens lifted verbatim from the app (apps/principe/src/app/globals.css). */
:root{
  --ink-900:#0A1430; --ink-700:#1A2854; --ink-500:#3B4A7A; --ink-300:#7B86A6; --ink-100:#B8C0D4;
  --flare-600:#E0671E; --flare-500:#F1843E; --flare-100:#FFE8D5;
  --canvas:#FAF8F4; --elevated:#FFFFFF; --subtle:#F3F0EA;
  --pass:#1E8A5C; --warn:#C97A1F; --fail:#B43A3A; --directional:#7B86A6;
  --line:#E7E3DA;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--canvas);color:var(--ink-700);font-family:var(--sans);
  line-height:1.65;font-size:18px;-webkit-font-smoothing:antialiased}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px;margin:0 auto;padding:0 24px}
a{color:var(--flare-600);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--ink-900);font-weight:800;line-height:1.08;letter-spacing:-.025em;margin:0}
h2{font-size:34px;margin:0 0 10px}
h3{font-size:20px;font-weight:700;letter-spacing:-.01em}
p{margin:14px 0}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--flare-600);font-weight:600}
.muted{color:var(--ink-500)}
strong{color:var(--ink-900);font-weight:700}
section{padding:72px 0;border-top:1px solid var(--line)}
.sec-head{margin-bottom:30px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,248,244,.86);backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.mark{display:inline-flex;align-items:center;gap:9px;font-weight:600;color:var(--ink-900);font-size:19px;letter-spacing:-.01em}
.mark:hover{text-decoration:none}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a:not(.btn){color:var(--ink-700);font-size:15px;font-weight:500}
.nav-links a:not(.btn):hover{color:var(--flare-600);text-decoration:none}
@media(max-width:680px){.nav-links a:not(.btn){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;border-radius:11px;
  padding:11px 18px;border:2px solid var(--ink-900);cursor:pointer;transition:transform .08s ease,box-shadow .12s ease}
.btn-primary{background:var(--pass);color:#fff;box-shadow:0 3px 0 var(--ink-900)}
.btn-primary:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 5px 0 var(--ink-900)}
.btn-ghost{background:var(--elevated);color:var(--ink-900);box-shadow:0 3px 0 var(--ink-900)}
.btn-ghost:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 4px 0 var(--ink-900)}
.btn svg{display:block}

/* hero */
.hero{padding:76px 0 64px;border-top:none}
.hero h1{font-size:62px;letter-spacing:-.035em;max-width:18ch;text-wrap:balance}
@media(max-width:680px){.hero h1{font-size:42px}}
.hero .lede{font-size:22px;color:var(--ink-700);max-width:60ch;margin:20px 0 28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-note{font-size:14px;color:var(--ink-500);margin-top:18px}
.eyebrow-row{display:flex;gap:10px;align-items:center;margin-bottom:18px;flex-wrap:wrap}
.pill{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-500);
  border:1.5px solid var(--ink-100);border-radius:7px;padding:3px 9px}

/* storybook card */
.card{background:var(--elevated);border:2px solid var(--ink-900);border-radius:16px;padding:22px 24px;
  box-shadow:0 4px 0 var(--ink-900),0 16px 34px rgba(10,20,48,.06)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:820px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}
.feature h3{margin-bottom:6px}
.feature p{margin:0;font-size:15.5px;color:var(--ink-700)}
.feature .ic{width:48px;height:48px;border-radius:50%;background:var(--flare-100);
  display:grid;place-items:center;margin-bottom:14px}
.feature .ic svg{width:27px;height:27px;display:block}

/* about */
.about-row{display:grid;grid-template-columns:1.3fr .9fr;gap:36px;align-items:start}
@media(max-width:820px){.about-row{grid-template-columns:1fr}}
.about p{font-size:17px}
.eclipsefig{display:grid;place-items:center;padding:6px}
/* Eddington's 1919 plate — full colour, framed like a print on the wall:
   ink border + flare drop-shadow (the brand's storybook card look), and a soft
   outer glow so the frame settles onto the canvas instead of floating. */
.plate{margin:0;max-width:470px;width:100%}
.plate img{width:100%;display:block;border:2px solid var(--ink-900);border-radius:14px;
  box-shadow:0 4px 0 var(--flare-600),0 18px 40px rgba(10,20,48,.14)}
.plate figcaption{font-size:12px;color:var(--ink-500);margin-top:11px;text-align:center;line-height:1.45;
  font-style:italic;max-width:42ch;margin-left:auto;margin-right:auto}
.byline{display:flex;align-items:center;gap:15px;color:var(--ink-500);font-size:15px}
.byline img{width:60px;height:60px;border-radius:14px;object-fit:cover;object-position:center top;
  border:2px solid var(--ink-900);box-shadow:0 3px 0 #2C7E7D}
.byline b{color:var(--ink-900)}
/* team stack (Omer + Claude) — top-aligned because the bios differ in length */
.team{display:grid;gap:20px;margin-top:22px}
.team .byline{align-items:flex-start}
.claude-av{width:60px;height:60px;flex-shrink:0;border-radius:14px;overflow:hidden;display:block;
  border:2px solid var(--ink-900);box-shadow:0 3px 0 var(--flare-600);background:#FCF1E5}
/* single-column hero (the plate now lives in About with the Eddington story) */
.hero-inner{max-width:800px}

/* OSS / download */
.oss-lead{max-width:60ch;font-size:20px;font-weight:600;color:var(--ink-900);margin:0 0 12px}
.oss-intro{max-width:64ch}
.os-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:26px}
.os-card{background:var(--elevated);border:2px solid var(--ink-900);border-radius:16px;padding:20px 22px;
  box-shadow:0 4px 0 var(--ink-900);display:flex;flex-direction:column}
.os-card.match{box-shadow:0 4px 0 var(--flare-600);border-color:var(--ink-900)}
.os-card .os-h{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.os-card .os-h .glyph{font-size:24px}
.os-card .os-h h3{font-size:18px}
.os-card .yours{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--flare-600);font-weight:700;margin-left:auto}
.os-card .how{font-size:13.5px;color:var(--ink-500);margin:2px 0 12px}
.cmd{background:var(--ink-900);color:#F3F0EA;border-radius:10px;padding:13px 70px 13px 15px;font-family:var(--mono);
  font-size:13px;line-height:1.55;position:relative;white-space:pre-wrap;word-break:break-all}
.cmd .copy{position:absolute;top:9px;right:9px;background:rgba(255,255,255,.12);color:#fff;border:none;
  border-radius:6px;font-size:10px;font-family:var(--mono);padding:5px 9px;cursor:pointer;letter-spacing:.06em}
.cmd .copy:hover{background:rgba(255,255,255,.22)}
.os-card .req{font-size:12px;color:var(--ink-300);margin-top:auto;padding-top:12px}
.oss-foot{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px;align-items:center}

/* blog */
.blog-list{display:grid;gap:18px}
.post-card{display:block;background:var(--elevated);border:2px solid var(--ink-900);border-radius:16px;padding:22px 24px;
  box-shadow:0 4px 0 var(--ink-900);color:inherit}
.post-card:hover{text-decoration:none;box-shadow:0 4px 0 var(--flare-600)}
.post-card .meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-300)}
.post-card h3{font-size:24px;margin:8px 0 6px}
.post-card p{margin:0;font-size:15.5px;color:var(--ink-700)}
.post-card .more{color:var(--flare-600);font-weight:700;font-size:14px;margin-top:12px;display:inline-block}

/* footer */
.foot{border-top:2px solid var(--ink-900);background:var(--subtle)}
.foot .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:34px;padding-bottom:40px}
.foot .col h4{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-500);margin:0 0 10px}
.foot .col a{display:block;color:var(--ink-700);font-size:14px;margin:6px 0}
.foot .legal{font-size:13px;color:var(--ink-500);margin-top:8px;max-width:46ch}
.disclaimer{font-size:13px;color:var(--ink-500);border-top:1px solid var(--line);padding:18px 0 0;margin-top:6px}