:root {
  --bg-deep: #0c0b2b;
  --bg-mid: #101948;
  --panel-dark: rgba(11, 18, 47, 0.36);
  --panel-dark-strong: rgba(12, 19, 50, 0.58);
  --card-bg: rgba(12, 20, 52, 0.34);
  --card-border: rgba(111, 151, 255, 0.16);
  --text-main: #f4f4f8;
  --text-soft: rgba(244, 244, 248, 0.82);
  --text-muted: rgba(244, 244, 248, 0.68);
  --accent: #6a8ceb;
  --accent-2: #8ba7ff;
  --accent-dark: #2f58d8;
  --success: #1fc7a6;
  --danger: #ff7b8c;
  --input-bg: rgba(242, 246, 255, 0.92);
  --input-text: #1a2340;
  --shadow-main: 0 30px 70px rgba(0, 0, 0, 0.42);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.22);
  --radius-xl: 28px;
  --radius-lg: 24px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --transition: 0.25s ease;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body.auth-page {
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 50% 36%, rgba(73, 107, 205, 0.20), transparent 28%),
    radial-gradient(circle at 50% 50%, rgba(35, 74, 185, 0.12), transparent 42%),
    linear-gradient(90deg, #041535 0%, #0b1d49 22%, #0c0b2b 50%, #0b1d49 78%, #041535 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 36px;
}

.auth-main {
  width: 100%;
}

.auth-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.auth-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1.95fr 1fr;
  min-height: 680px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(111, 151, 255, 0.12);
  background: linear-gradient(
    90deg,
    rgba(7, 22, 58, 0.44) 0%,
    rgba(12, 27, 67, 0.26) 48%,
    rgba(7, 22, 58, 0.44) 100%
  );
  box-shadow: var(--shadow-main);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.auth-visual {
  position: relative;
  min-height: 680px;
  background-image:
    linear-gradient(to right, rgba(6, 13, 36, 0.08) 0%, rgba(6, 13, 36, 0.02) 55%, rgba(6, 13, 36, 0.16) 100%),
    url("../img/login-bg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center left;
}

.auth-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 16, 43, 0.10) 0%, rgba(7, 16, 43, 0.08) 65%, rgba(7, 16, 43, 0.32) 100%);
}

.auth-visual-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 18%, rgba(171, 210, 255, 0.18), transparent 22%),
    radial-gradient(circle at 65% 50%, rgba(88, 141, 255, 0.10), transparent 38%),
    linear-gradient(to right, rgba(5, 18, 54, 0.06), rgba(5, 18, 54, 0.12));
  z-index: 1;
}

.auth-card {
  position: relative;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  min-height: 100%;
  background:
    linear-gradient(
      180deg,
      rgba(11, 23, 58, 0.24) 0%,
      rgba(11, 23, 58, 0.44) 100%
    );
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
  border-left: 1px solid rgba(130, 166, 255, 0.14);
}

.auth-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(127, 163, 255, 0.10), rgba(127, 163, 255, 0.02) 28%, rgba(127, 163, 255, 0.08) 100%);
  pointer-events: none;
}

.auth-card-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 52px 42px 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-brand {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.02em;
  color: var(--text-main);
  margin-bottom: 26px;
}

.auth-title {
  margin: 0 0 18px;
  font-size: 3rem;
  line-height: 1.08;
  text-align: center;
  color: var(--text-main);
  font-weight: 700;
}

.auth-subtitle {
  margin: 0 auto 30px;
  max-width: 360px;
  text-align: center;
  color: var(--text-soft);
  font-size: 1.15rem;
  line-height: 1.55;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-group label {
  color: var(--text-main);
  font-size: 1.08rem;
  font-weight: 700;
}

.form-group input {
  width: 100%;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--input-text);
  padding: 0 16px;
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
}

.form-group input::placeholder {
  color: rgba(41, 53, 91, 0.55);
}

.form-group input:focus {
  border-color: rgba(106, 140, 235, 0.7);
  box-shadow: 0 0 0 4px rgba(106, 140, 235, 0.18);
  transform: translateY(-1px);
}

.btn-primary {
  margin-top: 6px;
  height: 56px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--accent-dark) 0%, var(--accent) 100%);
  color: #ffffff;
  font-size: 1.08rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  box-shadow: 0 12px 24px rgba(47, 88, 216, 0.28);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(47, 88, 216, 0.34);
  filter: brightness(1.03);
}

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

.auth-links {
  margin-top: 24px;
  text-align: center;
}

.auth-links a {
  color: var(--text-soft);
  text-decoration: none;
  font-size: 1rem;
  transition: color var(--transition);
}

.auth-links a:hover {
  color: var(--accent-2);
  text-decoration: underline;
}

.auth-flash-stack {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto 18px;
}

.flash {
  padding: 14px 16px;
  margin: 0 0 24px;
  border-radius: var(--radius-sm);
  font-size: 0.96rem;
  line-height: 1.45;
  border: 1px solid transparent;
  box-shadow: var(--shadow-soft);
}

.flash-error {
  background: rgba(255, 123, 140, 0.14);
  border-color: rgba(255, 123, 140, 0.28);
  color: #ffd7dc;
}

.flash-success {
  background: rgba(31, 199, 166, 0.14);
  border-color: rgba(31, 199, 166, 0.26);
  color: #c7fff0;
}

.flash-info {
  background: rgba(106, 140, 235, 0.14);
  border-color: rgba(106, 140, 235, 0.26);
  color: #dbe7ff;
}

@media (max-width: 1080px) {
  .auth-panel {
    grid-template-columns: 1.5fr 1fr;
  }

  .auth-title {
    font-size: 2.5rem;
  }
}

@media (max-width: 860px) {
  body.auth-page {
    padding: 18px;
  }

  .auth-panel {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .auth-visual {
    min-height: 280px;
  }

  .auth-card {
    border-left: none;
    border-top: 1px solid rgba(130, 166, 255, 0.12);
  }

  .auth-card-inner {
    padding: 38px 24px 32px;
  }

  .auth-brand {
    font-size: 1.7rem;
  }

  .auth-title {
    font-size: 2.2rem;
  }

  .auth-subtitle {
    font-size: 1rem;
  }
}

@media (max-width: 520px) {
  .auth-visual {
    min-height: 220px;
  }

  .auth-card-inner {
    padding: 28px 18px 24px;
  }

  .auth-brand {
    font-size: 1.5rem;
    margin-bottom: 18px;
  }

  .auth-title {
    font-size: 1.9rem;
  }

  .form-group input,
  .btn-primary {
    height: 52px;
  }
}

/* =========================================================
   Registry auth logo
   Login uses the light logo on dark background
   ========================================================= */
.auth-brand {
  width: 320px;
  height: 94px;
  max-width: 80%;
  margin: 0 auto 26px;
  background-image: url('../img/320-rllt.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  text-indent: -9999px;
  overflow: hidden;
  white-space: nowrap;
}

@media (max-width: 520px) {
  .auth-brand {
    width: 230px;
    height: 68px;
    margin-bottom: 18px;
    background-image: url('../img/230-rllt.png');
  }
}