:root {
  --ink: #1C2621;
  --ink-soft: #4B554F;
  --sage: #3f5485;
  --sage-dark: #2C3C60;
  --sage-pale: #E7EAF2;
  --bg: #F5F6F2;
  --surface: #FFFFFF;
  --line: #E1E4DE;
  --danger: #B23B3B;
  --danger-pale: #F6E5E3;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(28,38,33,0.06), 0 1px 1px rgba(28,38,33,0.04);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.5; }
h1, h2 { font-weight: 700; color: var(--ink); margin: 0; }
a { color: var(--sage-dark); }

.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
}
.login-card {
  width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 14px; padding: 40px 36px 32px; box-shadow: 0 12px 32px rgba(28,38,33,0.08);
}
.login-mark { margin-bottom: 26px; }
.login-mark img { height: 34px; width: auto; display: block; }
.login-card h1 { font-size: 23px; margin-bottom: 6px; }
.login-sub { color: var(--ink-soft); font-size: 13.5px; margin-bottom: 26px; }
.login-error {
  background: var(--danger-pale); color: var(--danger); border-radius: 8px;
  padding: 9px 12px; font-size: 12.5px; margin-bottom: 16px;
}
.login-foot { margin-top: 18px; font-size: 12.5px; color: var(--ink-soft); text-align: center; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; color: var(--ink-soft); margin-bottom: 6px; }
.field input[type="text"], .field input[type="email"], .field input[type="password"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; color: var(--ink); font-size: 14px; font-family: inherit;
}
.field input:focus { outline: none; border-color: var(--sage); box-shadow: 0 0 0 3px var(--sage-pale); }
.field-error { color: var(--danger); font-size: 12px; margin-top: 4px; display: block; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid transparent; border-radius: 8px; padding: 10px 16px; font-size: 13.5px;
  font-weight: 600; cursor: pointer; font-family: inherit;
}
.btn-primary { background: var(--sage); color: #fff; }
.btn-primary:hover { background: var(--sage-dark); }
.btn-block { width: 100%; }

.content { }
.panel-head { margin-bottom: 20px; }
.panel-head h2 { font-size: 21px; margin-bottom: 4px; }
.panel-head p { color: var(--ink-soft); font-size: 13px; margin: 0; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 22px;
}