:root {
  color-scheme: dark;
  --bg: #0b0b0d;
  --surface: #111114;
  --surface-2: #19191d;
  --text: #f7f7f8;
  --muted: #b8b8c1;
  --faint: #9696a1;
  --border: rgba(255, 255, 255, 0.16);
  --border-strong: rgba(255, 255, 255, 0.26);
  --input-bg: #121216;
  --input-hover: #17171c;
  --input-border: rgba(255, 255, 255, 0.34);
  --accent: #9b87f5;
  --accent-strong: #c2b5ff;
  --accent-fill: #7358d8;
  --on-accent: #fff;
  --focus-ring: rgba(194, 181, 255, 0.42);
  --danger: #ff9aa6;
  --success: #8ce3aa;
  --info: #bfb2ff;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 8%, rgba(124, 92, 246, 0.13), transparent 28rem),
    var(--bg);
}

button,
input {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
input:focus-visible,
a:focus-visible {
  outline: 3px solid var(--accent-strong);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  transform: translateY(-150%);
  padding: 0.65rem 0.9rem;
  border-radius: 0.65rem;
  color: #111114;
  background: #fff;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(25rem, 1.05fr) minmax(27rem, 0.95fr);
  min-height: 100vh;
  min-height: 100dvh;
}

.brand-panel,
.form-panel {
  min-width: 0;
}

.brand-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 5rem);
  border-right: 1px solid var(--border);
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(145deg, rgba(155, 135, 245, 0.09), transparent 50%),
    #0e0e11;
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.brand-panel::after {
  position: absolute;
  right: -12rem;
  bottom: -13rem;
  width: 32rem;
  height: 32rem;
  border: 1px solid rgba(155, 135, 245, 0.25);
  border-radius: 50%;
  box-shadow:
    0 0 0 4rem rgba(155, 135, 245, 0.025),
    0 0 0 9rem rgba(155, 135, 245, 0.018);
  content: "";
  pointer-events: none;
}

.brand-lockup,
.mobile-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0.75rem;
  color: var(--on-accent);
  background: linear-gradient(145deg, var(--accent-fill), #5f45b8);
  box-shadow: 0 0.65rem 2rem rgba(114, 88, 233, 0.22);
  font-size: 1rem;
  letter-spacing: 0;
}

.brand-copy {
  position: relative;
  z-index: 1;
  max-width: 42rem;
  margin: 6rem 0;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-copy h1 {
  margin: 0;
  font-size: clamp(3.2rem, 7.5vw, 7.5rem);
  font-weight: 560;
  letter-spacing: -0.065em;
  line-height: 0.93;
}

.brand-summary {
  max-width: 35rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.65;
}

.feature-strip {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  max-width: 44rem;
}

.feature-strip > div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
}

.feature-strip p {
  margin: 0;
  color: var(--faint);
  font-size: 0.82rem;
  line-height: 1.5;
}

.feature-strip strong {
  color: #dcdce1;
  font-weight: 650;
}

.feature-icon {
  padding-top: 0.18rem;
  color: var(--accent-strong);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
}

.form-panel {
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 6vw, 6rem);
}

.mobile-brand {
  display: none;
}

.form-card {
  width: min(100%, 28rem);
}

.form-heading {
  margin-bottom: 2.25rem;
}

.form-heading h2 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 620;
  letter-spacing: -0.035em;
}

.form-heading > p:last-child {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.field {
  margin-bottom: 1.15rem;
}

.field label,
.field-label-row {
  display: block;
  margin: 0 0 0.55rem;
  color: #d9d9df;
  font-size: 0.84rem;
  font-weight: 600;
}

.field input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--input-border);
  border-radius: 0.85rem;
  outline: none;
  color: var(--text);
  background: var(--input-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.field input:hover {
  border-color: var(--border-strong);
  background: var(--input-hover);
}

.field input:focus-visible {
  border-color: var(--accent);
  outline: 0;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.password-field {
  position: relative;
}

.password-field input {
  padding-right: 4.8rem;
}

.password-field button {
  position: absolute;
  top: 50%;
  right: 0.3rem;
  min-width: 3.7rem;
  min-height: 2.75rem;
  transform: translateY(-50%);
  border: 0;
  border-radius: 0.55rem;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 650;
}

.password-field button:hover,
.password-field button:focus-visible {
  color: var(--text);
  background: var(--surface-2);
}

.password-field button:focus-visible {
  outline: 3px solid var(--accent-strong);
  outline-offset: -1px;
}

.checkbox-row {
  display: inline-flex;
  gap: 0.7rem;
  align-items: center;
  min-height: 2.75rem;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.84rem;
}

.checkbox-row input {
  width: 1.1rem;
  height: 1.1rem;
  margin: 0;
  accent-color: var(--accent);
}

.form-message {
  min-height: 2.75rem;
  padding: 0.55rem 0 0;
  color: var(--danger);
  font-size: 0.82rem;
  line-height: 1.4;
}

.form-message.success {
  color: var(--success);
}

.form-message.info:not(:empty) {
  min-height: 0;
  margin: 0.15rem 0 0.8rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid rgba(194, 181, 255, 0.3);
  border-radius: 0.7rem;
  color: var(--info);
  background: rgba(155, 135, 245, 0.09);
}

.submit-button {
  position: relative;
  display: grid;
  width: 100%;
  min-height: 3.25rem;
  place-items: center;
  border: 0;
  border-radius: 0.85rem;
  color: #0d0b15;
  background: #f1efff;
  cursor: pointer;
  font-weight: 750;
  transition: transform 150ms ease, background 150ms ease;
}

.submit-button:hover:not(:disabled) {
  transform: translateY(-1px);
  background: #fff;
}

.submit-button:focus-visible {
  outline: 3px solid var(--accent-strong);
  outline-offset: 3px;
}

.submit-button:disabled {
  cursor: not-allowed;
  opacity: 0.72;
}

.submit-button.loading:disabled {
  cursor: wait;
}

.spinner {
  position: absolute;
  display: none;
  width: 1.1rem;
  height: 1.1rem;
  border: 2px solid rgba(13, 11, 21, 0.25);
  border-top-color: #0d0b15;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

.submit-button.loading .button-label {
  visibility: hidden;
}

.submit-button.loading .spinner {
  display: block;
}

.security-note {
  margin: 1.5rem 0 0;
  color: var(--faint);
  font-size: 0.74rem;
  line-height: 1.55;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 820px) {
  .login-shell {
    grid-template-columns: 1fr;
  }

  .brand-panel {
    display: none;
  }

  .form-panel {
    align-content: start;
    min-height: 100dvh;
    padding: max(1.4rem, env(safe-area-inset-top)) max(1.25rem, env(safe-area-inset-right)) max(2rem, env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left));
  }

  .mobile-brand {
    display: flex;
    width: min(100%, 28rem);
    margin: 0 auto clamp(3.75rem, 15vh, 7rem);
  }
}

@media (max-height: 660px) and (max-width: 820px) {
  .mobile-brand {
    margin-bottom: 2rem;
  }
}

@media (pointer: coarse) {
  .password-field button,
  .submit-button,
  .checkbox-row {
    min-height: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}