:root {
  --bg: #f5f3ef;
  --bg-soft: #eeebe5;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-strong: rgba(255, 255, 255, 0.86);
  --ink: #06141b;
  --muted: #30414f;
  --muted-soft: #4a5c6a;
  --line: rgba(37, 55, 69, 0.14);
  --line-strong: rgba(37, 55, 69, 0.26);
  --accent: #11212d;
  --accent-soft: #253745;
  --input: rgba(255, 255, 255, 0.7);
  --shadow: 0 26px 48px rgba(17, 33, 45, 0.1);
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 16%, rgba(204, 208, 207, 0.38) 0%, transparent 28%),
    radial-gradient(circle at 84% 12%, rgba(155, 168, 171, 0.18) 0%, transparent 24%),
    linear-gradient(180deg, #faf8f5 0%, var(--bg) 42%, var(--bg-soft) 100%);
}

.auth-page {
  min-height: 100vh;
  position: relative;
  display: grid;
  place-items: center;
  padding: 1.6rem;
  overflow: hidden;
}

.auth-page::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0%, rgba(155, 168, 171, 0.08) 50%, transparent 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.22), transparent 22%);
  pointer-events: none;
}

.auth-brand {
  position: absolute;
  top: 1.75rem;
  left: 2.1rem;
  z-index: 2;
  display: inline-flex;
  width: 220px;
  transition: transform 0.24s ease, filter 0.24s ease;
}

.auth-brand img {
  width: 100%;
  display: block;
  filter: none;
}

.auth-brand:hover,
.auth-brand:focus-visible {
  transform: translateY(-1px) scale(1.01);
  filter: drop-shadow(0 10px 22px rgba(17, 33, 45, 0.12));
  outline: none;
}

.auth-shell {
  width: min(100%, 1180px);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 460px);
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
}

.auth-intro {
  max-width: 640px;
  justify-self: center;
  text-align: center;
}

.auth-kicker {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

.auth-intro h1 {
  margin: 1rem 0 0;
  font-size: clamp(3.2rem, 7vw, 5.8rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  font-weight: 700;
  text-wrap: balance;
}

.auth-lead {
  margin: 1.2rem auto 0;
  max-width: 34ch;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.auth-card {
  position: relative;
  width: 100%;
  border-radius: 32px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.65), transparent 18%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.92) 0%, rgba(244, 241, 236, 0.88) 100%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 1.5rem;
}

.auth-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(204, 208, 207, 0.18));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.auth-feedback {
  margin: 0 0 1rem;
  border-radius: 16px;
  padding: 0.8rem 0.95rem;
  font-size: 0.9rem;
}

.auth-feedback p {
  margin: 0;
}

.auth-feedback p + p {
  margin-top: 0.35rem;
}

.auth-feedback.is-success {
  border: 1px solid rgba(113, 198, 129, 0.32);
  background: rgba(40, 92, 51, 0.3);
  color: #d9f0dd;
}

.auth-feedback.is-error {
  border: 1px solid rgba(222, 109, 109, 0.32);
  background: rgba(90, 34, 34, 0.3);
  color: #ffdede;
}

.auth-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  padding: 0.3rem;
  border-radius: 999px;
  border: 1px solid rgba(37, 55, 69, 0.08);
  background: rgba(255, 255, 255, 0.38);
}

.auth-tab {
  min-height: 2.75rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  font-weight: 600;
  transition: transform 0.22s ease, color 0.22s ease, background-color 0.22s ease, box-shadow 0.22s ease;
}

.auth-tab:hover,
.auth-tab:focus-visible {
  transform: translateY(-1px);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
  outline: none;
}

.auth-tab.is-active {
  color: #fefcff;
  background: linear-gradient(135deg, #11212d 0%, #253745 70%, #4a5c6a 100%);
  box-shadow: 0 12px 22px rgba(17, 33, 45, 0.16);
}

.auth-panel {
  margin-top: 1.15rem;
}

.auth-panel-kicker {
  margin: 0;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted-soft);
}

.auth-panel h2,
.register-step-choose h3,
.register-step-details h3 {
  margin: 0.55rem 0 0;
  font-size: clamp(1.75rem, 3.2vw, 2.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.auth-panel > p:not(.auth-panel-kicker),
.register-step-choose > p,
.register-step-details > p {
  margin: 0.7rem 0 0;
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--muted);
}

.auth-login-stack {
  margin-top: 1.35rem;
  padding: 1.1rem;
  border-radius: 26px;
  border: 1px solid rgba(37, 55, 69, 0.08);
  background: rgba(255, 255, 255, 0.36);
}

.auth-google {
  width: 100%;
  min-height: 3rem;
  border-radius: 16px;
  border: 1px solid rgba(37, 55, 69, 0.12);
  background: rgba(255, 255, 255, 0.5);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: default;
  transition: transform 0.22s ease, border-color 0.22s ease, background-color 0.22s ease, box-shadow 0.22s ease;
}

.auth-google-icon {
  width: 1.15rem;
  height: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.auth-google-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.auth-google:hover,
.auth-google:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(37, 55, 69, 0.22);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 20px rgba(17, 33, 45, 0.08);
  outline: none;
}

.auth-divider {
  margin: 0.9rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-soft);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(37, 55, 69, 0.12);
}

.auth-divider::before {
  margin-right: 0.75rem;
}

.auth-divider::after {
  margin-left: 0.75rem;
}

.auth-password-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.auth-forgot {
  font-size: 0.8rem;
  color: var(--muted-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.auth-forgot:hover,
.auth-forgot:focus-visible {
  color: var(--ink);
  text-decoration: underline;
  outline: none;
}

.auth-form {
  display: grid;
  gap: 0.65rem;
}

.auth-form label {
  font-size: 0.84rem;
  color: var(--ink);
  font-weight: 600;
}

.auth-form input {
  min-height: 3rem;
  border-radius: 16px;
  border: 1px solid rgba(37, 55, 69, 0.12);
  background: var(--input);
  color: var(--ink);
  padding: 0 0.95rem;
  font-size: 0.96rem;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.auth-form input::placeholder {
  color: rgba(74, 92, 106, 0.68);
}

.auth-form input:hover {
  transform: translateY(-1px);
  border-color: rgba(37, 55, 69, 0.22);
  background: rgba(255, 255, 255, 0.88);
}

.auth-form input:focus {
  outline: none;
  transform: translateY(-1px);
  border-color: rgba(37, 55, 69, 0.28);
  box-shadow: 0 0 0 3px rgba(155, 168, 171, 0.18);
}

.auth-submit {
  margin-top: 0.35rem;
  min-height: 3.15rem;
  border-radius: 16px;
  border: 0;
  background: linear-gradient(135deg, #11212d 0%, #253745 70%, #4a5c6a 100%);
  color: #fefcff;
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease, background-color 0.22s ease;
}

.auth-submit:hover,
.auth-submit:focus-visible {
  transform: translateY(-2px) scale(1.01);
  filter: saturate(1.04);
  box-shadow: 0 16px 28px rgba(17, 33, 45, 0.14);
  outline: none;
}

.auth-submit:active {
  transform: translateY(0) scale(0.985);
}

.auth-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.register-flow {
  margin-top: 1rem;
}

.register-step {
  animation: registerStepIn 220ms ease;
}

.register-step-choose,
.register-step-details {
  padding: 0.15rem 0;
}

.register-step-details {
  margin-top: 0.2rem;
  border: 1px solid rgba(37, 55, 69, 0.1);
  border-radius: 22px;
  padding: 1rem;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.86), rgba(244, 241, 236, 0.86));
}

.register-step-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.register-step-kicker {
  margin: 0;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted-soft);
}

.register-back {
  min-height: 2.2rem;
  border-radius: 999px;
  border: 1px solid rgba(37, 55, 69, 0.12);
  background: transparent;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0 0.9rem;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.register-back:hover,
.register-back:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(37, 55, 69, 0.22);
  box-shadow: 0 10px 18px rgba(17, 33, 45, 0.08);
  outline: none;
}

.register-form {
  margin-top: 0.9rem;
}

.role-choice {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.role-card-option {
  border: 1px solid rgba(37, 55, 69, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
  padding: 0;
  color: var(--ink);
  cursor: pointer;
  overflow: hidden;
  text-align: left;
  transition: transform 0.28s cubic-bezier(0.22, 0.61, 0.36, 1), border-color 0.28s ease, box-shadow 0.28s ease, background-color 0.28s ease;
}

.role-card-option img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  opacity: 0.88;
  transition: transform 0.34s ease, opacity 0.34s ease, filter 0.34s ease;
}

.role-card-option strong {
  display: block;
  padding: 0.8rem 0.9rem 0.95rem;
  font-size: 0.98rem;
}

.role-card-option:hover,
.role-card-option:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(37, 55, 69, 0.22);
  box-shadow: 0 18px 28px rgba(17, 33, 45, 0.1);
  outline: none;
}

.role-card-option:hover img,
.role-card-option:focus-visible img {
  transform: scale(1.04);
  opacity: 0.96;
  filter: saturate(1.05);
}

.role-card-option.is-selected {
  border-color: #253745;
  box-shadow: 0 0 0 1px rgba(37, 55, 69, 0.12), 0 14px 24px rgba(17, 33, 45, 0.1);
}

@keyframes registerStepIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-shell--centered {
  grid-template-columns: minmax(0, 460px);
  justify-content: center;
}

.auth-centered-heading {
  margin: 0.55rem 0 0;
  font-size: clamp(1.75rem, 3.2vw, 2.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.auth-centered-lead {
  margin: 0.7rem 0 0;
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--muted);
}

.auth-back-link {
  margin: 1.1rem 0 0;
  text-align: center;
  font-size: 0.86rem;
}

.auth-back-link a {
  color: var(--muted-soft);
  text-decoration: none;
  transition: color 0.2s ease;
}

.auth-back-link a:hover,
.auth-back-link a:focus-visible {
  color: var(--ink);
  text-decoration: underline;
  outline: none;
}

@media (max-width: 980px) {
  .auth-page {
    padding: 5.5rem 1.1rem 1.4rem;
  }

  .auth-brand {
    top: 1rem;
    left: 1.15rem;
    width: 190px;
  }

  .auth-shell {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

  .auth-intro {
    max-width: 700px;
  }

  .auth-intro h1 {
    font-size: clamp(2.7rem, 11vw, 4.6rem);
  }

  .auth-card {
    max-width: 520px;
    margin: 0 auto;
  }
}

@media (max-width: 700px) {
  .role-choice {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .auth-page {
    padding: 5rem 0.9rem 1rem;
  }

  .auth-brand {
    width: 168px;
  }

  .auth-intro {
    text-align: left;
    justify-self: stretch;
  }

  .auth-intro h1 {
    font-size: clamp(2.35rem, 13vw, 3.5rem);
  }

  .auth-lead {
    margin-left: 0;
    max-width: 100%;
    font-size: 0.98rem;
  }

  .auth-card {
    padding: 1rem;
    border-radius: 24px;
  }

  .auth-login-stack {
    padding: 0.9rem;
    border-radius: 20px;
  }

  .auth-tab {
    min-height: 2.55rem;
    font-size: 0.88rem;
  }

  .auth-panel h2,
  .register-step-choose h3,
  .register-step-details h3 {
    font-size: 1.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .auth-brand,
  .auth-tab,
  .auth-google,
  .auth-form input,
  .auth-submit,
  .register-step,
  .register-back,
  .role-card-option,
  .role-card-option img {
    transition: none;
    transform: none;
    animation: none;
  }
}