:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { box-sizing: border-box; }

body {
  display: grid;
  min-height: 100vh;
  margin: 0;
  place-items: center;
  padding: 24px;
  color: #352f2c;
  background:
    radial-gradient(circle at 75% 12%, rgba(167, 132, 77, 0.18), transparent 30%),
    linear-gradient(145deg, #e9e2d9, #f7f3ed 52%, #ddd3c8);
}

.login-card {
  width: min(420px, 100%);
  overflow: hidden;
  border: 1px solid rgba(91, 60, 48, 0.14);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 28px 80px rgba(55, 35, 30, 0.2);
}

.login-header {
  padding: 31px 32px 27px;
  color: #fff;
  background:
    radial-gradient(circle at 88% -25%, rgba(255, 255, 255, 0.17), transparent 50%),
    #55202a;
}

.login-header small { color: #d8c19c; font: 600 10px/1 Georgia, serif; letter-spacing: 0.22em; }
.login-header h1 { margin: 13px 0 7px; font: 500 26px/1.25 "Yu Mincho", Georgia, serif; letter-spacing: 0.04em; }
.login-header p { margin: 0; color: rgba(255, 255, 255, 0.68); font-size: 11px; line-height: 1.6; }
.login-form { padding: 28px 32px 32px; }
.login-form label { display: grid; gap: 8px; color: #5f554f; font-size: 11px; font-weight: 700; }

.login-form input {
  width: 100%;
  height: 45px;
  padding: 9px 12px;
  border: 1px solid #d4c7bc;
  border-radius: 9px;
  outline: none;
  background: #fffdf9;
  font: inherit;
}

.login-form input:focus { border-color: #9c626b; box-shadow: 0 0 0 3px rgba(118, 45, 56, 0.1); }

.login-form button {
  width: 100%;
  min-height: 45px;
  margin-top: 18px;
  border: 0;
  border-radius: 9px;
  color: #fff;
  background: #762d38;
  box-shadow: 0 7px 20px rgba(85, 32, 42, 0.2);
  cursor: pointer;
  font: 700 13px/1 inherit;
}

.login-form button:hover { background: #55202a; }
.login-error { margin: 0 0 16px; padding: 10px 12px; border: 1px solid #dbaeb3; border-radius: 8px; color: #8c2633; background: #fff5f5; font-size: 11px; line-height: 1.5; }
.login-help { margin: 17px 0 0; color: #857972; font-size: 9px; line-height: 1.6; text-align: center; }