@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500&family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20,400,0,0&display=swap");

:root {
  --background: #0b1326;
  --surface: #171f33;
  --surface-low: #131b2e;
  --surface-high: #222a3d;
  --on-surface: #dae2fd;
  --on-surface-variant: #bac9cc;
  --outline: #849396;
  --outline-variant: #3b494c;
  --primary: #00e5ff;
  --on-primary: #004f58;
  --error: #ffb4ab;
  --error-container: #93000a;
}

* {
  box-sizing: border-box;
}

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

body {
  min-width: 320px;
  overflow-x: hidden;
  color: var(--on-surface);
  background: var(--background);
  font-family: Inter, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.login-page {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
}

.background-map,
.background-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.background-map {
  z-index: -2;
  background: var(--background) url("../img/background-map.jpg") center / cover no-repeat;
  filter: brightness(1.28) saturate(1.06);
  transform: scale(1.02);
}

.background-overlay {
  z-index: -1;
  background:
    radial-gradient(circle at 58% 42%, rgba(218, 226, 253, 0.1), transparent 48%),
    radial-gradient(circle at 50% 45%, rgba(11, 19, 38, 0.22), rgba(6, 14, 32, 0.62) 74%),
    linear-gradient(135deg, rgba(6, 14, 32, 0.72), rgba(11, 19, 38, 0.52));
}

.top-bar {
  position: fixed;
  z-index: 5;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 8px 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  object-fit: cover;
}

.brand span {
  font-size: 32px;
  font-weight: 700;
  line-height: 40px;
  letter-spacing: -0.02em;
}

.password-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  color: var(--on-surface-variant);
  background: transparent;
  cursor: pointer;
  transition: color 150ms ease, opacity 150ms ease, transform 150ms ease;
}

.password-toggle:hover,
.password-toggle:focus-visible {
  color: var(--primary);
}

.password-toggle:active {
  opacity: 0.8;
  transform: scale(0.96);
}

.material-symbols-outlined {
  font-family: "Material Symbols Outlined";
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
}

.login-main {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 80px 16px;
}

.login-card {
  display: flex;
  flex-direction: column;
  gap: 40px;
  width: min(100%, 440px);
  padding: 64px;
  border: 1px solid rgba(132, 147, 150, 0.2);
  border-radius: 4px;
  background: rgba(23, 31, 51, 0.8);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.card-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.logo-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 8px;
  padding: 16px;
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  border-radius: 8px;
  background: var(--surface-high);
}

.logo-tile img {
  width: 32px;
  height: 32px;
  border-radius: 2px;
  object-fit: cover;
}

.card-heading h1 {
  margin: 0;
  color: var(--on-surface);
  font-size: 20px;
  font-weight: 600;
  line-height: 28px;
}

.secure-label,
.field label {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  font-weight: 500;
  line-height: 16px;
  letter-spacing: 0.05em;
}

.secure-label {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  color: var(--primary);
}

.secure-label .material-symbols-outlined {
  font-size: 14px;
}

.alert {
  margin: -20px 0;
  padding: 10px 12px;
  border: 1px solid var(--outline-variant);
  border-radius: 4px;
  color: var(--on-surface);
  background: rgba(19, 27, 46, 0.85);
  font-size: 13px;
  line-height: 20px;
}

.alert-error,
.alert-warning {
  border-color: rgba(255, 180, 171, 0.55);
  color: #ffdad6;
  background: rgba(147, 0, 10, 0.45);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  color: var(--on-surface-variant);
  transition: color 150ms ease;
}

.field:focus-within label {
  color: var(--primary);
}

.input-shell {
  position: relative;
  display: flex;
  align-items: center;
  transition: box-shadow 150ms ease;
}

.input-shell:focus-within {
  border-radius: 4px;
  box-shadow: 0 0 15px rgba(0, 218, 243, 0.2);
}

.field-icon {
  position: absolute;
  z-index: 1;
  left: 16px;
  color: var(--outline);
  font-size: 20px;
  pointer-events: none;
}

.input-shell input {
  width: 100%;
  min-width: 0;
  height: 52px;
  padding: 14px 48px;
  border: 1px solid var(--outline-variant);
  border-radius: 4px;
  outline: 0;
  color: var(--on-surface);
  background: rgba(19, 27, 46, 0.5);
  transition: border-color 150ms ease, background 150ms ease;
}

.input-shell input::placeholder {
  color: var(--outline);
  opacity: 1;
}

.input-shell input:hover {
  border-color: var(--outline);
}

.input-shell input:focus {
  border-color: var(--primary);
  background: rgba(19, 27, 46, 0.72);
}

.input-shell input[aria-invalid="true"] {
  border-color: var(--error);
}

.password-toggle {
  position: absolute;
  right: 12px;
  width: 32px;
  height: 32px;
}

.password-toggle .material-symbols-outlined {
  font-size: 20px;
}

.form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 8px;
  color: var(--on-surface-variant);
  font-size: 14px;
  line-height: 20px;
}

.remember-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.remember-option input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--primary);
}

.form-options a,
.registration-link a {
  text-decoration: none;
  transition: color 150ms ease;
}

.form-options a:hover,
.form-options a:focus-visible,
.registration-link a:hover,
.registration-link a:focus-visible {
  color: var(--on-surface);
}

.submit-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border: 0;
  border-radius: 4px;
  color: var(--on-primary);
  background: var(--primary);
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
  cursor: pointer;
  transition: box-shadow 150ms ease, filter 150ms ease, transform 100ms ease;
}

.submit-button .material-symbols-outlined {
  font-size: 20px;
}

.submit-button:hover,
.submit-button:focus-visible {
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
  filter: brightness(1.06);
}

.submit-button:active {
  transform: scale(0.98);
}

.registration-link {
  margin: -8px 0 0;
  color: var(--on-surface-variant);
  font-size: 13px;
  text-align: center;
}

.registration-link a {
  color: var(--primary);
}

.site-footer {
  position: fixed;
  z-index: 5;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  padding: 16px 24px;
  color: var(--on-surface-variant);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.05em;
}

.password-toggle:focus-visible,
.remember-option input:focus-visible,
.submit-button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .top-bar {
    padding-inline: 16px;
  }

  .brand span {
    font-size: 24px;
    line-height: 32px;
  }

  .login-main {
    align-items: flex-start;
    padding: 84px 16px 32px;
  }

  .login-card {
    gap: 32px;
    padding: 32px 24px;
  }

  .site-footer {
    display: none;
  }
}

@media (max-width: 380px) {
  .form-options {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* Neutralize structural styles inherited from Keycloak's base theme. */
#kc-header,
#kc-header-wrapper,
#kc-page-title,
#kc-locale {
  display: none !important;
}

#kc-content,
#kc-content-wrapper {
  margin: 0 !important;
  padding: 0 !important;
}