@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --asphalt-900: #15171b;
  --asphalt-800: #1d2025;
  --asphalt-700: #2a2e35;
  --concrete-300: #9a9fa8;
  --concrete-100: #d9dbdd;
  --chalk-50: #f5f4f0;
  --beacon: #ffb020;
}

html {
  overflow-x: hidden;
  background: var(--asphalt-900);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--asphalt-900);
  color: var(--chalk-50);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
  overflow-y: auto;
  position: relative;
}

.road-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: repeating-linear-gradient(
    100deg,
    transparent 0 60px,
    rgba(242, 201, 76, 0.03) 60px 64px,
    transparent 64px 140px
  );
}

.beacon-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 176, 32, 0.15) 0%,
    rgba(255, 176, 32, 0) 70%
  );
  z-index: 0;
}

.auth-wrapper {
  width: 100%;
  max-width: 400px;
  padding: 32px;
  background: var(--asphalt-800);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 24px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
  z-index: 10;
  position: relative;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--chalk-50);
}

.logo .dot-m {
  position: relative;
}

.logo .dot-m::after {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--beacon);
  box-shadow: 0 0 8px 2px rgba(255, 176, 32, 0.8);
}

.auth-header p {
  color: var(--concrete-300);
  font-size: 14px;
  margin-top: 8px;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  background: var(--asphalt-900);
  padding: 6px;
  border-radius: 12px;
}

.tabs.is-hidden {
  display: none;
}

.tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--concrete-300);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 14px;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn.active {
  background: var(--asphalt-700);
  color: var(--chalk-50);
}

form {
  display: none;
  flex-direction: column;
  gap: 16px;
}

form.active {
  display: flex;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--concrete-100);
}

.form-input {
  background: var(--asphalt-900);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 14px 16px;
  border-radius: 10px;
  color: var(--chalk-50);
  font-family: inherit;
  font-size: 14.5px;
}

.password-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
  background: var(--asphalt-900);
}

.password-field .form-input {
  width: 100%;
  border: 0;
  border-radius: 0;
}

.password-field:focus-within {
  border-color: var(--beacon);
}

.password-field .form-input:focus {
  border-color: transparent;
}

.password-toggle {
  min-width: 74px;
  border: 0;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--asphalt-700);
  color: var(--concrete-100);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.form-input:focus {
  outline: none;
  border-color: var(--beacon);
}

.btn-primary {
  background: var(--beacon);
  color: var(--asphalt-900);
  border: none;
  padding: 14px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.15s;
  margin-top: 8px;
  font-family: inherit;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px -6px rgba(255, 176, 32, 0.5);
}

.btn-primary:disabled {
  cursor: wait;
  opacity: 0.75;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 12px;
  background: transparent;
  color: var(--concrete-100);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

.auth-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.auth-links button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--concrete-300);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.auth-links button:hover,
.auth-links button:focus-visible {
  color: var(--beacon);
}

.form-intro {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 4px;
}

.form-intro strong {
  font-size: 19px;
}

.form-intro span {
  color: var(--concrete-300);
  font-size: 13px;
  line-height: 1.45;
}

.back-link {
  position: absolute;
  top: 32px;
  left: 32px;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--concrete-300);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--chalk-50);
}

.back-link svg {
  width: 18px;
  height: 18px;
}

.auth-feedback {
  display: none;
  margin-top: 16px;
  color: var(--concrete-300);
  font-size: 13px;
  line-height: 1.45;
  text-align: center;
}

.auth-feedback.is-error {
  color: #ff8f85;
}

@media (max-width: 480px) {
  .auth-wrapper {
    border-radius: 0;
    border: none;
    background: transparent;
    box-shadow: none;
    padding: 24px;
    margin: 72px 0 24px;
  }

  .back-link {
    top: 20px;
    left: 20px;
  }
}