:root {
  --brand: #6b2d9b;
  --brand-deep: #4f1f78;
  --brand-soft: #8a4ab8;
  --brand-mist: #c9a6e3;
  --brand-on: #ffffff;
  --brand-rgb: 107, 45, 155;
  --ink: #2a1a3a;
  --muted: #6f5a82;
  --surface: rgba(255, 255, 255, 0.94);
  --line: rgba(107, 45, 155, 0.18);
  --danger: #b42318;
  --danger-bg: #fef3f2;
  --radius: 20px;
  --shadow: 0 24px 60px rgba(47, 18, 78, 0.28);
  --font: "Plus Jakarta Sans", "Nunito", "Segoe UI", sans-serif;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body.login-page {
  font-family: var(--font);
  color: var(--ink);
  background: var(--brand-deep);
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
  position: relative;
  overflow-x: hidden;
}

.login-atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 55% at 50% -10%, color-mix(in srgb, var(--brand-mist) 55%, transparent), transparent 55%),
    radial-gradient(circle at 15% 85%, color-mix(in srgb, var(--brand-soft) 60%, transparent), transparent 40%),
    radial-gradient(circle at 90% 70%, color-mix(in srgb, var(--brand-deep) 75%, transparent), transparent 42%),
    linear-gradient(165deg, var(--brand-soft) 0%, var(--brand) 42%, var(--brand-deep) 100%);
}

.login-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.35'%3E%3Ccircle cx='7' cy='7' r='1.2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.login-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 420px);
  animation: rise-in 0.55s ease-out both;
}

.login-card {
  background: var(--surface);
  backdrop-filter: blur(12px);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
  padding: 28px 28px 32px;
  border: 1px solid rgba(255, 255, 255, 0.55);
}

.login-brand {
  display: grid;
  place-items: center;
  margin-bottom: 8px;
}

.login-logo {
  width: min(72vw, 200px);
  height: auto;
  display: block;
  border-radius: 28px;
  box-shadow: 0 14px 28px rgba(79, 31, 120, 0.22);
  animation: logo-float 4.5s ease-in-out infinite;
}

.login-title {
  margin: 22px 0 18px;
  text-align: center;
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--brand);
}

.login-alert {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(180, 35, 24, 0.15);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 14px;
  text-align: center;
}

.login-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.field-input {
  width: 100%;
  appearance: none;
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field-input::placeholder {
  color: #a996b8;
}

.field-input:focus {
  border-color: var(--brand-soft);
  box-shadow: 0 0 0 4px rgba(138, 74, 184, 0.18);
}

.field-password {
  position: relative;
}

.field-password .field-input {
  padding-right: 48px;
}

.toggle-password {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  border: 0;
  background: transparent;
  color: var(--muted);
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}

.toggle-password:hover,
.toggle-password[aria-pressed="true"] {
  color: var(--brand);
  background: rgba(107, 45, 155, 0.08);
}

.btn-login {
  margin-top: 6px;
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 15px 18px;
  font: inherit;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--brand-on, #fff);
  cursor: pointer;
  background: var(--brand);
  background-image: none;
  box-shadow: 0 12px 24px rgba(var(--brand-rgb, 107, 45, 155), 0.35);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.btn-login:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(var(--brand-rgb, 107, 45, 155), 0.4);
}

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

.login-forgot {
  margin: 18px 0 0;
  text-align: center;
}

.forgot-link {
  color: var(--brand);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1.5px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.forgot-link:hover {
  color: var(--brand-deep);
  border-bottom-color: var(--brand-mist);
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes logo-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@media (max-width: 420px) {
  body.login-page {
    padding: 16px 12px;
  }

  .login-card {
    padding: 22px 18px 26px;
  }

  .login-title {
    letter-spacing: 0.16em;
    font-size: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-shell,
  .login-logo,
  .btn-login {
    animation: none;
    transition: none;
  }
}