body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #f3ece3 0%, #efe7dc 100%);
  color: #241d16;
}

a { color: #8b3f1f; text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar {
  background: radial-gradient(circle at top, #2d2017 0%, #18110d 70%);
  color: #f6e7d5;
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.brand { font-size: 24px; font-weight: 700; letter-spacing: -0.03em; margin-bottom: 20px; }
.sidebar nav { display: grid; gap: 10px; }
.sidebar nav a {
  display: block;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  color: #f6e7d5;
}
.sidebar-foot { font-size: 13px; color: #dac2a8; display: grid; gap: 8px; }
.main { padding: 28px; }

.page-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 22px; }
.page-head h1 { margin: 0; font-size: 34px; letter-spacing: -0.04em; }
.page-head p { margin: 8px 0 0; max-width: 760px; color: #66584e; }
.kicker { text-transform: uppercase; letter-spacing: 0.12em; font-size: 12px; color: #8b3f1f; font-weight: 700; }

.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gap-top { margin-top: 18px; }

.card {
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(126, 88, 55, 0.14);
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 14px 34px rgba(68, 43, 25, 0.08);
}
.card h2 { margin-top: 0; }
.stat span { display: block; color: #7b685b; font-size: 13px; }
.stat strong { display: block; margin-top: 10px; font-size: 36px; letter-spacing: -0.05em; }

.stack { display: grid; gap: 14px; }
label { display: grid; gap: 7px; font-size: 14px; color: #4c4037; }
.radio-group {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 9px;
}
.radio-group legend {
  font-size: 14px;
  color: #4c4037;
  margin-bottom: 2px;
}
.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid #d7c7b5;
  border-radius: 12px;
  background: #fffdfa;
}
.radio-option input {
  margin: 0;
}
.captcha-row {
  display: flex;
  justify-content: center;
}
input, select, textarea, button {
  font: inherit;
}
input, select, textarea {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #d7c7b5;
  background: #fffdfa;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 18px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  background: #ead4bc;
  color: #3a261a;
  font-weight: 700;
}
.button-primary {
  background: linear-gradient(135deg, #c85b2b 0%, #8b3f1f 100%);
  color: #fff;
}
.full { width: 100%; }

.list { margin: 0; padding-left: 18px; }
.list li + li { margin-top: 8px; }

table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 11px 10px;
  border-bottom: 1px solid #e7d9ca;
  vertical-align: top;
}
th { color: #7b685b; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }

.flash {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
}
.flash.success { background: #e8f4ea; color: #215c31; }
.flash.error { background: #fde8e5; color: #8e2d1d; }

.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
}
.auth-card {
  width: min(460px, calc(100vw - 32px));
  background: rgba(255,255,255,0.82);
  border: 1px solid rgba(126, 88, 55, 0.14);
  border-radius: 28px;
  padding: 34px;
  box-shadow: 0 18px 50px rgba(68, 43, 25, 0.14);
}
.auth-card h1 { margin: 10px 0; font-size: 34px; letter-spacing: -0.05em; }
.auth-card p { color: #66584e; line-height: 1.6; }

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { padding-bottom: 16px; }
  .grid.two { grid-template-columns: 1fr; }
}