:root {
  --auth-bg: #050608;
  --auth-bg-2: #0b0d11;
  --auth-panel: rgba(11, 13, 18, 0.94);
  --auth-panel-2: rgba(21, 24, 30, 0.96);
  --auth-border: rgba(120, 39, 31, 0.34);
  --auth-border-strong: rgba(170, 52, 40, 0.52);
  --auth-text: #f1ece8;
  --auth-muted: #a89b95;
  --auth-label: #d7c6bf;
  --auth-red: #b53a2d;
  --auth-red-2: #7a241b;
  --auth-red-soft: rgba(181, 58, 45, 0.18);
  --auth-success: #8fd3a6;
  --auth-success-bg: rgba(45, 98, 66, 0.18);
  --auth-danger: #f0b0a7;
  --auth-danger-bg: rgba(122, 36, 27, 0.2);
  --auth-radius: 22px;
  --auth-shadow:
    0 24px 90px rgba(0, 0, 0, 0.55),
    0 10px 30px rgba(0, 0, 0, 0.3);
  --auth-transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  padding: 24px;
  color: var(--auth-text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 14% 16%, rgba(122, 36, 27, 0.2), transparent 24%),
    radial-gradient(circle at 84% 12%, rgba(181, 58, 45, 0.12), transparent 26%),
    radial-gradient(circle at 50% 100%, rgba(88, 24, 19, 0.18), transparent 34%),
    linear-gradient(135deg, var(--auth-bg) 0%, var(--auth-bg-2) 55%, #140c0d 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at center, #000 38%, transparent 100%);
  opacity: 0.3;
}

.login-wrapper {
  width: min(100%, 470px);
  position: relative;
}

.login-wrapper::before,
.login-wrapper::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 36px;
  pointer-events: none;
}

.login-wrapper::before {
  inset: -18px 24px auto -18px;
  height: 200px;
  background: radial-gradient(circle, rgba(181, 58, 45, 0.22), transparent 68%);
  filter: blur(18px);
}

.login-wrapper::after {
  inset: auto -12px -24px 30%;
  height: 180px;
  background: radial-gradient(circle, rgba(122, 36, 27, 0.24), transparent 70%);
  filter: blur(24px);
}

.login-card {
  position: relative;
  z-index: 1;
  padding: 38px 34px 32px;
  border-radius: var(--auth-radius);
  border: 1px solid var(--auth-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 22%),
    radial-gradient(circle at top right, rgba(181, 58, 45, 0.12), transparent 34%),
    linear-gradient(145deg, rgba(8, 10, 14, 0.98), rgba(15, 17, 22, 0.98) 58%, rgba(23, 13, 14, 0.98) 100%);
  box-shadow: var(--auth-shadow);
  overflow: hidden;
}

.login-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.login-card::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(207, 114, 103, 0.5), transparent);
  pointer-events: none;
}

.logo {
  margin: 0 0 28px;
  text-align: center;
  color: var(--auth-text);
  font-size: 30px;
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-shadow: 0 8px 26px rgba(0, 0, 0, 0.45);
}

form {
  display: grid;
  gap: 18px;
}

.input-group {
  display: grid;
  gap: 8px;
}

.input-group label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--auth-label);
}

.input-group input {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(101, 36, 29, 0.5);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent 40%),
    linear-gradient(145deg, rgba(6, 8, 12, 0.96), rgba(18, 21, 27, 0.96));
  color: var(--auth-text);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.035),
    inset 0 -8px 18px rgba(0, 0, 0, 0.18);
  transition: border-color var(--auth-transition), box-shadow var(--auth-transition), transform var(--auth-transition);
}

.input-group input::placeholder {
  color: #786e69;
}

.input-group input:hover {
  border-color: rgba(143, 49, 39, 0.66);
}

.input-group input:focus {
  outline: none;
  border-color: var(--auth-border-strong);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 0 0 4px rgba(122, 36, 27, 0.16),
    0 12px 32px rgba(0, 0, 0, 0.28);
  transform: translateY(-1px);
}

.password-wrapper {
  position: relative;
}

.password-wrapper input {
  padding-right: 60px;
}

.toggle-pass {
  position: absolute;
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid rgba(108, 39, 31, 0.52);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 55%),
    linear-gradient(145deg, rgba(19, 22, 28, 0.96), rgba(36, 15, 17, 0.94));
  color: var(--auth-muted);
  cursor: pointer;
  transition: transform var(--auth-transition), border-color var(--auth-transition), background var(--auth-transition);
}

.toggle-pass::before {
  content: "◉";
  font-size: 12px;
}

.toggle-pass.active::before {
  content: "◎";
}

.toggle-pass:hover {
  border-color: var(--auth-border-strong);
  transform: translateY(-50%) scale(1.03);
}

.toggle-pass:active {
  transform: translateY(-50%) scale(0.98);
}

.login-btn {
  width: 100%;
  min-height: 54px;
  margin-top: 6px;
  border: 1px solid rgba(154, 53, 41, 0.62);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 38%),
    linear-gradient(135deg, #2b2f38 0%, #60221c 68%, #8f3127 100%);
  color: #fff4f1;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 14px 28px rgba(0, 0, 0, 0.28),
    0 0 28px rgba(122, 36, 27, 0.16);
  transition: transform var(--auth-transition), box-shadow var(--auth-transition), border-color var(--auth-transition);
}

.login-btn:hover {
  transform: translateY(-2px);
  border-color: rgba(196, 76, 62, 0.76);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 18px 34px rgba(0, 0, 0, 0.34),
    0 0 34px rgba(122, 36, 27, 0.22);
}

.login-btn:active {
  transform: translateY(0);
}

.alert {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid transparent;
}

.alert.danger {
  background: var(--auth-danger-bg);
  color: var(--auth-danger);
  border-color: rgba(168, 61, 49, 0.42);
}

.alert.success {
  background: var(--auth-success-bg);
  color: var(--auth-success);
  border-color: rgba(90, 158, 114, 0.38);
}

.alert.success a {
  color: #c7f0d5;
}

.footer-note {
  margin-top: 6px;
  color: var(--auth-muted);
  text-align: center;
  font-size: 13px;
  line-height: 1.6;
}

.footer-note a {
  color: #e9d4cd;
  text-decoration: none;
  border-bottom: 1px solid rgba(197, 125, 114, 0.34);
  transition: color var(--auth-transition), border-color var(--auth-transition);
}

.footer-note a:hover {
  color: #fff1ed;
  border-color: rgba(229, 165, 154, 0.6);
}

.error-message {
  min-height: 18px;
}

.captcha-placeholder {
  padding: 14px;
  border: 1px dashed rgba(116, 44, 36, 0.5);
  border-radius: 16px;
  background: rgba(8, 10, 14, 0.72);
  color: var(--auth-muted);
  text-align: center;
}

.hint {
  margin-top: 4px;
  font-size: 12px;
  color: #857a76;
}

@media (max-width: 520px) {
  body {
    padding: 16px;
  }

  .login-card {
    padding: 28px 22px 24px;
    border-radius: 18px;
  }

  .logo {
    font-size: 24px;
    margin-bottom: 22px;
  }
}