/* BooksForge authentication route v20260831-005. Canonical login-only visual contract. */
:root{
  --canvas:#faf6ef;--panel:#fffdf9;--panel-2:#fdf8ef;--ink:#3b2f25;--ink-soft:#6b5b4c;
  --line:#eadfce;--line-strong:#dcc9ad;--primary:#c2542e;--primary-dark:#9c3f1f;
  --ledger-bg:#f7f5ef;--ledger-panel:#fffdf8;--ledger-panel-2:#faf8f3;--ledger-ink:#111827;
  --ledger-label:#17231f;--ledger-muted:#4b5563;--ledger-line:#ded8ca;--ledger-line-strong:#c8beaa;
  --ledger-primary:#2f6f4e;--ledger-primary-dark:#24543a;--ledger-primary-soft:#e8f3ec;
  --warning-bg:#fbe9e0;--warning-border:#f1d1c0;--warning-text:#a03f22;
  --success-bg:#e9f2e5;--success-border:#cfdfc9;--success-text:#3f6b34;
  --display:'DM Serif Display',Georgia,serif;--sans:'Source Sans 3',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--canvas)}
body{
  margin:0;overflow-x:hidden;color:var(--ledger-ink);font-family:var(--sans);font-weight:300;
  background:radial-gradient(circle at 12% -10%,rgba(47,111,78,.10),transparent 34rem),linear-gradient(180deg,#fbfaf6 0%,var(--ledger-bg) 32rem);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary-dark);text-decoration:none}a:hover{text-decoration:underline}
.topbar{
  position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:16px clamp(20px,5vw,72px);border-bottom:1px solid var(--ledger-line);
  background:rgba(255,253,248,.94);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(0,55,112,.06);
}
.brand,.booksforge-brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;color:var(--ledger-label);flex:0 0 auto;overflow:visible}
.booksforge-mark{display:inline-grid;place-items:center;width:48px;height:44px;min-width:48px;background:transparent;border:0;overflow:visible}
.booksforge-mark img{display:block;width:100%;height:100%;object-fit:contain}
.booksforge-wordmark{font-family:'Source Serif 4',Georgia,serif;font-size:24px;font-weight:800;letter-spacing:-.055em;line-height:1}
.booksforge-word-books{color:#111a17}.booksforge-word-forge{color:#2f6f4e}
.topbar nav{display:grid;grid-template-rows:auto auto;gap:8px 14px;align-items:start;justify-content:start;flex:1;min-width:0}
.nav-row{display:flex;align-items:center;gap:10px 14px;flex-wrap:wrap;min-width:0}
.nav-row a{
  display:inline-flex;align-items:center;min-height:44px;padding:8px 12px;border:1px solid var(--ledger-line-strong);
  border-radius:999px;background:var(--ledger-panel-2);box-shadow:0 8px 18px rgba(23,35,31,.06);
  color:var(--ledger-label);font-size:14px;font-weight:800;text-decoration:none;white-space:nowrap;
}
.nav-row a:hover,.nav-row a:focus-visible{border-color:var(--ledger-primary);background:var(--ledger-primary-soft);color:var(--ledger-primary-dark);outline:3px solid rgba(47,111,78,.14);outline-offset:2px}
.nav-actions{justify-content:flex-start}
.nav-actions .nav-cta{padding:9px 12px;border-color:var(--ledger-primary-dark);background:var(--ledger-primary);color:#fff}
.nav-actions .nav-cta.secondary{border-color:var(--ledger-line-strong);background:#fffdf8;color:var(--ledger-label)}
#portal-main-content{min-height:0}
.business-login-page{
  position:relative;overflow:hidden;min-height:calc(100vh - 154px);
  background:radial-gradient(circle at 12% -8%,rgba(194,84,46,.10),transparent 30rem),radial-gradient(circle at 90% 14%,rgba(217,188,116,.14),transparent 28rem),linear-gradient(180deg,#faf6ef 0%,#f6efe3 100%);
}
.business-login-page::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 120%,rgba(194,84,46,.06),transparent 55%);pointer-events:none}
.business-login-page>.pagehead,.business-login-page>.section{position:relative;z-index:1}
.business-login-page>.pagehead{max-width:1180px;margin:0 auto;padding:56px clamp(20px,5vw,72px) 22px;text-align:center}
.business-login-page>.pagehead .eyebrow{margin:22px 0 6px;color:var(--ledger-primary-dark);font-size:12px;font-weight:900;letter-spacing:.02em;line-height:1.1;text-transform:none}
.business-login-page>.pagehead h1{margin:12px 0 8px;color:var(--ink);font-family:var(--display);font-size:40px;font-weight:400;letter-spacing:-.01em;line-height:1.05}
.business-login-page>.pagehead p:last-child{max-width:520px;margin:12px auto 0;color:var(--ink-soft);font-size:15.5px;line-height:1.6}
.business-login-brand{justify-content:center}.business-login-brand .booksforge-wordmark{font-family:var(--display);font-size:24px;font-weight:400;letter-spacing:-.01em}
.business-login-brand .booksforge-word-books{color:var(--ink)}.business-login-brand .booksforge-word-forge{color:var(--primary)}
.section{max-width:min(100%,1480px);padding:16px clamp(20px,5vw,72px) 54px}
.grid{margin:0 auto;display:grid;gap:18px}.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.business-login-grid{max-width:min(100%,1480px);margin:0 auto;grid-template-columns:minmax(320px,1fr) minmax(300px,.72fr);align-items:stretch;padding-top:16px;gap:18px}
.card{border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,var(--panel) 0%,var(--panel-2) 100%);box-shadow:0 30px 70px rgba(23,35,31,.16),0 10px 24px rgba(194,84,46,.10),0 1px 0 rgba(255,255,255,.9) inset;color:var(--ledger-label)}
.business-login-card{display:flex;flex-direction:column;justify-content:center;padding:32px}
.form{display:grid;gap:16px}.form label{display:grid;gap:6px;color:var(--ink);font-size:13.5px;font-weight:700}
.form input{
  width:100%;max-width:min(100%,24rem);min-height:46px;padding:12px 14px;border:1.5px solid var(--ledger-line-strong);border-radius:10px;
  background-color:#fffdf8;background-image:linear-gradient(180deg,#fffdf8 0%,#fffaf0 100%);box-shadow:inset 0 0 0 2px rgba(47,111,78,.10),inset 0 1px 0 rgba(255,255,255,.9),0 1px 2px rgba(17,24,39,.06);
  color:var(--ledger-ink);font:400 16px 'Source Sans 3',system-ui,sans-serif;
}
.form input:focus{outline:3px solid rgba(47,111,78,.20);border-color:var(--ledger-primary);background:#fff;box-shadow:0 0 0 1px rgba(47,111,78,.12),0 6px 14px rgba(47,111,78,.10)}
.business-login-card button{
  display:flex;align-items:center;justify-content:center;gap:6px;width:100%;min-height:34px;padding:10px 13px;
  border:1px solid var(--primary);border-radius:999px;background:var(--primary);box-shadow:inset 3px 0 0 #8b5e24,0 5px 12px rgba(47,111,78,.14);
  color:var(--panel);font:900 14px/1.08 'Source Sans 3',system-ui,sans-serif;letter-spacing:.005em;cursor:pointer;
}
.business-login-card button:hover{background:var(--primary-dark);transform:translateY(-1px)}
.login-links{margin:18px 0;text-align:center;font-size:13.5px;line-height:1.5;color:var(--ledger-muted)}
.business-login-new{display:flex;flex-direction:column;justify-content:center;padding:28px}
.business-login-new h2{margin:0 0 10px;color:var(--ink);font-family:var(--display);font-size:26px;font-weight:400;line-height:1.12}
.business-login-new p{margin:0 0 18px;color:var(--ledger-muted);font-size:14px;line-height:1.6}
.business-login-new .button.secondary{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;width:100%;min-height:34px;margin-top:4px;padding:10px 13px;
  border:1px solid var(--line-strong);border-radius:12px;background:var(--panel);color:var(--primary-dark);font:700 14px/1.08 'Source Sans 3',system-ui,sans-serif;
}
.business-login-note{display:grid;gap:8px;margin-top:18px;padding:14px 16px;border:1px solid #e4cfa0;border-radius:16px;background:#f7ecd8;color:#8a5a12;box-shadow:inset 0 1px 0 rgba(255,255,255,.8)}
.business-login-note strong{color:var(--ink)}.business-login-note span{color:var(--ink-soft);font-size:14px;line-height:1.4}
.notice{margin:0 0 16px;padding:12px 14px;border:1px solid var(--warning-border);border-radius:12px;background:var(--warning-bg);color:var(--warning-text);font-size:14px}.notice.good{border-color:var(--success-border);background:var(--success-bg);color:var(--success-text)}
.footer{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding:33px clamp(20px,5vw,72px);border-top:1px solid var(--ledger-line);background:rgba(255,253,248,.94);color:var(--ledger-ink)}
.footer p{max-width:440px;margin:10px 0 0;color:var(--ledger-muted)}.footer-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.footer-links p{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.footer-links .button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 13px;border:1px solid var(--ledger-primary-dark);border-radius:999px;background:var(--ledger-primary);color:#fff;font-size:14px;font-weight:900}.footer-brand .booksforge-mark{width:44px;height:40px;min-width:44px}
@media(max-width:900px){.business-login-grid{grid-template-columns:1fr}.business-login-page>.pagehead{padding-top:36px}.single-pane-card{max-width:640px;width:100%;margin:0 auto}}
@media(max-width:560px){
  .topbar{align-items:flex-start;flex-direction:column;gap:12px;padding:12px 16px}.topbar .brand{order:-1}
  .topbar .booksforge-wordmark{font-size:31px;letter-spacing:-.2px}
  .topbar nav{width:100%;max-width:100%;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 14px}
  .topbar nav a{font-size:13px}.nav-actions .nav-cta{min-height:44px;padding:10px 13px;font-size:14px}.nav-cta{text-align:center}
  .business-login-page>.pagehead{padding-bottom:18px}.business-login-card,.business-login-new{width:calc(100% + 4px)}
  .footer{display:block}.footer-links{display:grid;margin-top:20px}.footer-links p{justify-content:flex-start}.footer-brand .booksforge-wordmark{font-size:31px}
}