/* Quarro — shared styles for content/form pages (terms, privacy, aup, access form).
   Matches the self-contained homepage: warm parchment, cool ink, brass seal accent, oxblood.
   System old-style serif (no webfont fetch), quiet sans, mono for labels/citations.
   Theme-aware: prefers-color-scheme + the .toggle stamps data-theme on <html>. */
:root{
  --paper:#EEE8DA; --paper-2:#E6DECD; --card:#F4EFE4;
  --ink:#1A1C22; --ink-soft:#565A64; --ink-faint:#8A8578;
  --brass:#8C6A2C; --brass-line:#B79355; --oxblood:#571C24; --oxblood-ink:#F3E4DE;
  --rule:rgba(26,28,34,.14); --rule-soft:rgba(26,28,34,.08); --good:#3C6E4B; --err:#9B2C22;
  --serif:'Iowan Old Style','Palatino Linotype',Palatino,'Book Antiqua','Hoefler Text',Georgia,'Times New Roman',serif;
  --sans:ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,'SF Mono','Cascadia Code','Roboto Mono',Consolas,monospace;
  --wrap:1120px;
}
@media (prefers-color-scheme:dark){:root{
  --paper:#15171C; --paper-2:#1B1E24; --card:#1E2129;
  --ink:#E9E3D5; --ink-soft:#A7A192; --ink-faint:#6E6A5E;
  --brass:#C79A57; --brass-line:#8C6A2C; --oxblood:#7A2A32; --oxblood-ink:#F3E4DE;
  --rule:rgba(233,227,213,.16); --rule-soft:rgba(233,227,213,.08); --good:#7BB489; --err:#E0897F;
}}
:root[data-theme="light"]{
  --paper:#EEE8DA; --paper-2:#E6DECD; --card:#F4EFE4; --ink:#1A1C22; --ink-soft:#565A64; --ink-faint:#8A8578;
  --brass:#8C6A2C; --brass-line:#B79355; --oxblood:#571C24; --oxblood-ink:#F3E4DE;
  --rule:rgba(26,28,34,.14); --rule-soft:rgba(26,28,34,.08); --good:#3C6E4B; --err:#9B2C22;
}
:root[data-theme="dark"]{
  --paper:#15171C; --paper-2:#1B1E24; --card:#1E2129; --ink:#E9E3D5; --ink-soft:#A7A192; --ink-faint:#6E6A5E;
  --brass:#C79A57; --brass-line:#8C6A2C; --oxblood:#7A2A32; --oxblood-ink:#F3E4DE;
  --rule:rgba(233,227,213,.16); --rule-soft:rgba(233,227,213,.08); --good:#7BB489; --err:#E0897F;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,5vw,48px)}
h1,h2,h3{font-family:var(--serif);font-weight:600;text-wrap:balance;line-height:1.12;letter-spacing:-.01em;margin:0}
p{margin:0}
a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:var(--ink);color:var(--paper);padding:10px 16px;z-index:60;border-radius:3px}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brass);display:inline-flex;gap:.6em;align-items:center}
.eyebrow::before{content:"§";font-family:var(--serif);font-size:1.1em;opacity:.8}
.mono{font-family:var(--mono)}
.muted{color:var(--ink-faint)}

/* header */
header.bar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand .word{font-family:var(--serif);font-size:1.42rem;letter-spacing:.14em;font-weight:600}
.bar nav{display:flex;gap:24px;align-items:center}
.bar nav a{font-size:.92rem;text-decoration:none;color:var(--ink-soft)}
.bar nav a:hover{color:var(--ink)}
@media(max-width:640px){.bar nav a:not(.btn){display:none}}
.toggle{width:38px;height:38px;border:1px solid var(--rule);background:transparent;border-radius:2px;cursor:pointer;color:var(--ink-soft);display:grid;place-items:center;font-size:.95rem}
.toggle:hover{color:var(--ink);border-color:var(--ink)}

/* buttons */
.btn{font-family:var(--sans);font-size:.92rem;font-weight:600;text-decoration:none;cursor:pointer;padding:11px 20px;border-radius:2px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);display:inline-block;transition:transform .16s ease,background .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule)}
.btn.ghost:hover{border-color:var(--ink)}
.btn.brass{background:var(--oxblood);border-color:var(--oxblood);color:var(--oxblood-ink)}
.btn.block{display:block;width:100%;text-align:center}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.spin{width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;display:inline-block;vertical-align:-2px;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* prose (legal pages) */
.prose{max-width:72ch;margin-inline:auto;padding:clamp(40px,7vw,72px) 0}
.prose h1{font-size:clamp(2.1rem,5vw,3.1rem);margin:.35em 0 .2em}
.prose .updated{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:var(--ink-faint);text-transform:uppercase;margin-bottom:2rem}
.prose h2{font-size:1.4rem;margin:2.2rem 0 .6rem;padding-top:1.4rem;border-top:1px solid var(--rule)}
.prose p{color:var(--ink);margin:.7rem 0}
.prose ul{margin:.6rem 0;padding-left:1.2rem;color:var(--ink)}
.prose li{margin:.4rem 0}
.prose a{color:var(--brass);text-decoration:underline;text-underline-offset:2px}
.prose .note{background:var(--card);border:1px solid var(--rule);border-left:2px solid var(--brass-line);border-radius:4px;padding:14px 18px;font-size:.95rem;color:var(--ink-soft);margin:1.4rem 0}

/* auth / form pages */
.auth{max-width:560px;margin:clamp(40px,7vw,72px) auto clamp(56px,9vw,96px);padding-inline:clamp(20px,5vw,32px)}
.auth h1{font-size:clamp(2rem,5vw,2.6rem);text-align:center;margin:.2rem 0 .5rem}
.auth .sub{color:var(--ink-soft);text-align:center;font-size:1rem;margin:0 auto 2rem;max-width:46ch}
.eyebrow.center{justify-content:center;margin-bottom:1rem}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.9rem;font-weight:600;color:var(--ink);margin-bottom:.35rem}
.opt{color:var(--ink-faint);font-weight:400;font-size:.85em}
.input{width:100%;font-family:var(--sans);font-size:1rem;color:var(--ink);background:var(--card);border:1px solid var(--rule);border-radius:3px;padding:.7rem .85rem;line-height:1.4;min-height:48px}
.input::placeholder{color:var(--ink-faint)}
.input:focus{border-color:var(--brass);outline:2px solid var(--brass);outline-offset:0}
textarea.input{resize:vertical;min-height:120px}
select.input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%238C6A2C' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .85rem center;padding-right:2.2rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.row2{grid-template-columns:1fr}}
.hint{color:var(--ink-faint);font-size:.85rem;margin:.4rem 0 0}
[hidden]{display:none!important}
.field-err{color:var(--err);font-size:.85rem;margin:.4rem 0 0;display:flex;gap:.4rem;align-items:flex-start}
.field-err svg{width:14px;height:14px;flex:none;margin-top:.2rem}
.input[aria-invalid="true"]{border-color:var(--err)}
.banner{display:flex;gap:.75rem;align-items:flex-start;border-radius:4px;padding:.85rem 1.1rem;margin:0 0 1.2rem;font-size:.9rem;border:1px solid color-mix(in srgb,var(--err) 40%,transparent);background:color-mix(in srgb,var(--err) 12%,transparent);color:var(--ink)}
.banner .bi{flex:none;width:20px;height:20px;color:var(--err)}
.badge-ok{display:inline-flex;align-items:center;gap:.35rem;font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;padding:.25rem .6rem;border-radius:20px;background:color-mix(in srgb,var(--good) 16%,transparent);color:var(--good);border:1px solid color-mix(in srgb,var(--good) 40%,transparent)}
.statusline{text-align:center;font-size:.9rem;color:var(--ink-soft);margin:1rem 0 0;min-height:1.2em}
.alt{text-align:center;margin-top:1.4rem;font-size:.82rem;color:var(--ink-faint);line-height:1.6}
.statusbox{text-align:center;padding:clamp(40px,7vw,64px) 1.5rem;border:1px dashed var(--rule);border-radius:8px}
.statusbox .s-ic{width:54px;height:54px;margin:0 auto 1rem;border-radius:50%;border:1px solid var(--brass-line);color:var(--brass);display:grid;place-items:center}
.statusbox .s-ic svg{width:28px;height:28px}
.statusbox h2{margin:.6rem 0 .5rem;font-size:1.4rem}.statusbox h2:focus{outline:none}
.statusbox p{color:var(--ink-soft);font-size:.95rem;max-width:420px;margin:0 auto 1.5rem}

/* footer */
footer{border-top:1px solid var(--rule);padding:44px 0 40px;color:var(--ink-soft)}
.foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:flex-start}
.foot .fine{font-family:var(--mono);font-size:.72rem;color:var(--ink-faint);max-width:44ch;line-height:1.7}
.foot nav{display:flex;gap:20px;flex-wrap:wrap;font-size:.9rem}
.foot nav a{color:var(--ink-soft);text-decoration:none}.foot nav a:hover{color:var(--ink)}
.disc{margin-top:24px;font-family:var(--mono);font-size:.68rem;color:var(--ink-faint);border-top:1px solid var(--rule-soft);padding-top:16px;line-height:1.7}
