:root {
  color-scheme: dark;
  --bg: #101319;
  --panel: #171b23;
  --panel-2: #202632;
  --ink: #f7f4ed;
  --muted: #aab2c0;
  --line: rgba(255, 255, 255, 0.13);
  --green: #42d392;
  --green-2: #2abf80;
  --red: #ff6b5f;
  --amber: #ffc857;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100svh;
  background:
    radial-gradient(circle at 14% 0%, rgba(105, 167, 255, 0.18), transparent 32%),
    radial-gradient(circle at 86% 10%, rgba(66, 211, 146, 0.16), transparent 30%),
    linear-gradient(180deg, #162033 0%, #101319 46%, #0b0f15 100%);
  color: var(--ink);
}

button,
input {
  font: inherit;
}

.auth-app {
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: max(18px, env(safe-area-inset-top)) 18px max(18px, env(safe-area-inset-bottom));
}

.auth-card {
  display: grid;
  width: min(430px, 100%);
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(16, 19, 25, 0.9);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(18px);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 18px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 1000;
}

.brand-row p,
.brand-row strong,
.hero-copy p,
.message {
  margin: 0;
}

.brand-row p {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 900;
}

.brand-row strong {
  display: block;
  margin-top: 2px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 1000;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-copy {
  display: grid;
  gap: 10px;
  padding-top: 6px;
}

.eyebrow {
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 1000;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1 {
  max-width: 9ch;
  margin: 0;
  font-size: clamp(3.1rem, 13vw, 4.7rem);
  line-height: 0.9;
  letter-spacing: 0;
}

#auth-lead {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.48;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
}

.mode-switch button {
  min-height: 46px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--muted);
  font-weight: 1000;
  cursor: pointer;
}

.mode-switch button.is-active {
  background: rgba(66, 211, 146, 0.17);
  color: var(--green);
}

form {
  display: grid;
  gap: 10px;
}

label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
}

input,
.primary-action {
  min-height: 54px;
  border-radius: 16px;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  padding: 0 15px;
  background: rgba(255, 255, 255, 0.065);
  color: var(--ink);
  outline: 0;
}

input:focus {
  border-color: rgba(66, 211, 146, 0.58);
  box-shadow: 0 0 0 4px rgba(66, 211, 146, 0.1);
}

.primary-action {
  border: 0;
  margin-top: 4px;
  background: linear-gradient(180deg, #4ce0a0 0%, var(--green-2) 100%);
  color: #06120d;
  font-size: 1rem;
  font-weight: 1000;
  cursor: pointer;
  box-shadow: 0 14px 32px rgba(66, 211, 146, 0.18);
}

.primary-action:disabled {
  cursor: wait;
  opacity: 0.72;
}

.text-action {
  width: fit-content;
  min-height: 34px;
  border: 0;
  padding: 4px 0;
  background: transparent;
  color: var(--muted);
  font-weight: 900;
  cursor: pointer;
}

.text-action:hover {
  color: var(--green);
}

.message {
  min-height: 22px;
  color: var(--amber);
  font-weight: 900;
  line-height: 1.4;
}

.message:not(:empty) {
  padding-top: 2px;
}

.register-only {
  display: none;
}

body[data-mode="register"] .register-only {
  display: block;
}

body[data-mode="forgot"] .password-field,
body[data-mode="forgot"] .mode-switch {
  display: none;
}

.is-hidden {
  display: none !important;
}

@media (max-width: 420px) {
  .auth-app {
    align-items: start;
    padding-left: 14px;
    padding-right: 14px;
  }

  .auth-card {
    min-height: calc(100svh - 28px - env(safe-area-inset-bottom));
    align-content: center;
    border-radius: 26px;
  }
}