/* Shared styling for Logbook auth pages — editorial ledger, matches index.html */
:root {
  --paper: #f3ecdd;
  --paper-card: #f7f1e4;
  --ink: #1c1810;
  --ink-soft: #514a3a;
  --ink-faint: #8a8069;
  --rule: rgba(70, 96, 128, 0.16);
  --rule-strong: rgba(70, 96, 128, 0.30);
  --red: #b23325;
  --red-soft: rgba(178, 51, 37, 0.10);
  --ok: #3f7a4e;
  --radius: 4px;
  --serif: "Fraunces", Georgia, serif;
  --text: "Newsreader", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--paper);
  background-image: radial-gradient(130% 90% at 50% -20%, #f8f2e6 0%, var(--paper) 55%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--text);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }

.auth-top { padding: 26px clamp(20px, 6vw, 64px); }
.brand { display: inline-flex; align-items: baseline; gap: 10px; }
.brand .mark { font-family: var(--serif); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; }
.brand .mark b { color: var(--red); font-weight: 600; }
.brand .tick { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; color: var(--ink-faint); text-transform: uppercase; }

.auth-wrap { flex: 1; display: flex; align-items: center; justify-content: center; padding: 20px clamp(20px, 6vw, 64px) 64px; }
.card {
  width: 100%; max-width: 440px;
  background: var(--paper-card);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 10px 12px 0 -2px rgba(28,24,16,0.12);
  padding: clamp(28px, 4vw, 44px);
}
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--red); font-weight: 500; margin: 0; }
.card h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(30px, 5vw, 40px); line-height: 1.05; letter-spacing: -0.02em; margin: 12px 0 6px; }
.card h1 em { font-style: italic; color: var(--red); }
.card .sub { color: var(--ink-soft); margin: 0 0 26px; font-size: 17px; }

form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.field input {
  font-family: var(--text); font-size: 17px; color: var(--ink);
  background: #fbf7ee; border: 1.5px solid var(--rule-strong); border-radius: var(--radius);
  padding: 13px 14px; transition: border-color .18s;
}
.field input:focus { outline: none; border-color: var(--red); }
.field input::placeholder { color: var(--ink-faint); }

.btn {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 15px 20px; border: 1.5px solid var(--ink); border-radius: var(--radius);
  background: var(--ink); color: var(--paper); cursor: pointer; transition: transform .15s, background .2s, border-color .2s;
  width: 100%; margin-top: 6px;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); background: var(--red); border-color: var(--red); }
.btn:disabled { opacity: 0.6; cursor: default; }

.secure { display: flex; align-items: center; gap: 8px; margin-top: 16px; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-faint); }
.secure svg { flex: none; }
.alt { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--rule); font-size: 15px; color: var(--ink-soft); text-align: center; }
.alt a { color: var(--red); text-decoration: underline; text-underline-offset: 3px; }
.msg { margin: 0 0 4px; padding: 12px 14px; border-radius: var(--radius); font-size: 15px; display: none; }
.msg.err { display: block; background: var(--red-soft); border-left: 3px solid var(--red); color: var(--ink-soft); }
.msg.ok { display: block; background: rgba(63,122,78,0.10); border-left: 3px solid var(--ok); color: var(--ink-soft); }

.legal { padding: 24px clamp(20px, 6vw, 64px); font-family: var(--mono); font-size: 10px; line-height: 1.7; letter-spacing: 0.02em; color: var(--ink-faint); max-width: 70ch; }