:root {
  --bg: #f6f6f5;
  --surface: #ffffff;
  --surface-soft: #fafafa;
  --text: #333333;
  --muted: #63666a;
  --line: #dddfdf;
  --line-strong: #bfc3c6;
  --brand-dark: #333333;
  --brand-blue: #006ab5;
  --brand-teal: #01838b;
  --brand-green: #008f32;
  --brand-gold: #f0ae09;
  --accent: var(--brand-blue);
  --accent-hover: #005a99;
  --button: #222222;
  --button-hover: #111111;
  --focus: rgba(0, 106, 181, 0.18);
  --shadow: 0 24px 70px rgba(20, 24, 28, 0.12);
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Liberation Sans", Arial, sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #fcfcfb 0%, #f3f4f5 100%);
}

a {
  color: inherit;
}

.login-shell {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  background: var(--surface);
}

.visual-panel {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: var(--brand-dark);
}

.slideshow,
.slide,
.visual-overlay {
  position: absolute;
  inset: 0;
}

.slide {
  opacity: 0;
  background-position: center;
  background-size: cover;
  transform: scale(1.03);
  animation: crossfade 20s infinite ease-in-out;
  will-change: opacity, transform;
}

.slide-1 {
  background-image: url("auth-schmetterling.jpg");
  animation-delay: 0s;
}

.slide-2 {
  background-image: url("auth-sonnenuntergang.jpg");
  animation-delay: 5s;
}

.slide-3 {
  background-image: url("auth-waldweg.jpg");
  animation-delay: 10s;
}

.slide-4 {
  background-image: url("auth-wasserfall.jpg");
  animation-delay: 15s;
}

@keyframes crossfade {
  0% {
    opacity: 0;
    transform: scale(1.03);
  }
  5% {
    opacity: 1;
  }
  25% {
    opacity: 1;
    transform: scale(1.075);
  }
  30%,
  100% {
    opacity: 0;
    transform: scale(1.09);
  }
}

.visual-overlay {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(7, 12, 18, 0.30) 0%, rgba(7, 12, 18, 0.16) 34%, rgba(7, 12, 18, 0.74) 100%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0.02) 42%, rgba(0, 0, 0, 0.36) 100%);
}

.visual-overlay::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 10px;
  background: linear-gradient(180deg, var(--brand-blue) 0%, var(--brand-teal) 35%, var(--brand-green) 66%, var(--brand-gold) 100%);
  opacity: 0.95;
}

.visual-content {
  position: relative;
  z-index: 2;
  min-height: 100%;
  padding: clamp(28px, 4vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  text-decoration: none;
}

.brand-logo {
  display: block;
  height: auto;
}

.brand-logo--light {
  width: min(100%, 360px);
}

.brand-logo--dark {
  width: min(100%, 360px);
}

.visual-content--without-logo {
  justify-content: flex-end;
}

.visual-content--without-logo .visual-copy {
  margin-top: auto;
}

.visual-copy {
  max-width: 640px;
  padding-bottom: clamp(12px, 6vh, 90px);
}

.eyebrow {
  margin: 0 0 16px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}

.visual-copy h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(2.7rem, 5vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.visual-copy > p:last-child {
  margin: 24px 0 0;
  max-width: 540px;
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.82);
}

.visual-footer {
  margin: 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.68);
}

.form-panel {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: clamp(32px, 5vw, 80px);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(247,248,248,1) 100%);
}

.form-wrap {
  width: min(100%, 470px);
  position: relative;
  padding: 38px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(51, 51, 51, 0.08);
  box-shadow: var(--shadow);
}

.form-wrap::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  border-radius: 28px 0 0 28px;
  background: linear-gradient(180deg, var(--brand-blue) 0%, var(--brand-teal) 35%, var(--brand-green) 68%, var(--brand-gold) 100%);
}

.desktop-brand {
  margin-bottom: 42px;
}

.mobile-brand {
  display: none;
  margin-bottom: 34px;
}

.form-header {
  margin-bottom: 30px;
}

.eyebrow--dark {
  margin-bottom: 12px;
  color: var(--brand-blue);
}

.form-header h2 {
  margin: 0;
  font-size: clamp(2rem, 3.2vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.form-header p:last-child {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.login-form {
  display: grid;
  gap: 22px;
  min-width: 0;
}


.field-group {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.field-group label,
.label-row {
  font-size: 0.92rem;
  font-weight: 600;
}

.label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.label-row a,
.support-copy a {
  color: var(--accent);
  text-decoration: none;
}

.label-row a:hover,
.support-copy a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

input[type="email"],
input[type="password"],
.code-input,
.recovery-input {
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition), transform var(--transition);
}

input[type="email"]::placeholder,
input[type="password"]::placeholder,
.code-input::placeholder,
.recovery-input::placeholder {
  color: #8d9397;
}

input[type="email"]:hover,
input[type="password"]:hover,
.code-input:hover,
.recovery-input:hover {
  border-color: var(--line-strong);
  background: #fff;
}

input[type="email"]:focus,
input[type="password"]:focus,
.code-input:focus,
.recovery-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--focus);
  background: #fff;
}

.remember-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  color: #4f5452;
  font-size: 0.92rem;
  cursor: pointer;
}

.remember-row input {
  width: 17px;
  height: 17px;
  accent-color: var(--brand-blue);
}

.submit-button {
  width: 100%;
  min-height: 58px;
  margin-top: 4px;
  border: 0;
  border-radius: 14px;
  background: var(--button);
  color: #fff;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: 0 14px 32px rgba(34, 34, 34, 0.18);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.submit-button:hover {
  box-shadow: 0 18px 38px rgba(34, 34, 34, 0.24);
  transform: translateY(-1px);
  background: var(--button-hover);
}

.submit-button:active {
  transform: translateY(0);
}

.submit-button:focus-visible,
a:focus-visible,
.remember-row input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.support-copy {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.code-input {
  text-align: center;
  font-size: 1.45rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.38em;
  padding-inline: calc(16px + 0.38em) 16px !important;
  font-variant-numeric: tabular-nums;
}

.field-help {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}


.recovery-input {
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.auth-alert {
  margin: 0 0 22px;
  padding: 14px 16px;
  border: 1px solid #e0a49d;
  border-radius: 12px;
  background: #fff2f0;
  color: #7c1f14;
  line-height: 1.5;
}

.secondary-actions {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.88rem;
}

.secondary-actions a {
  color: var(--accent);
  text-decoration: none;
}

.secondary-actions a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1024px) {
  .login-shell {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-logo--light,
  .brand-logo--dark {
    width: min(100%, 300px);
  }

  .form-wrap {
    padding: 34px;
  }
}

@media (max-width: 760px) {
  .login-shell {
    display: block;
  }

  .visual-panel {
    min-height: 38svh;
  }

  .visual-content {
    min-height: 38svh;
    padding: 24px;
  }

  .visual-footer {
    display: none;
  }

  .visual-copy {
    margin-top: auto;
    padding: 0;
  }

  .visual-copy h1 {
    max-width: 12ch;
    font-size: clamp(2.1rem, 9vw, 3.6rem);
  }

  .visual-copy > p:last-child {
    display: none;
  }

  .form-panel {
    min-height: auto;
    place-items: start center;
    padding: 28px 20px 40px;
  }

  .form-wrap {
    width: min(100%, 560px);
    padding: 28px 24px 30px;
    border-radius: 24px;
  }

  .form-wrap::before {
    width: 100%;
    height: 6px;
    inset: 0 0 auto 0;
    border-radius: 24px 24px 0 0;
  }

  .desktop-brand {
    display: inline-flex;
    margin-bottom: 34px;
  }

  .mobile-brand {
    display: none;
  }

  .brand-logo--dark {
    width: min(100%, 260px);
  }
}

@media (max-width: 480px) {
  .visual-panel,
  .visual-content {
    min-height: 34svh;
  }

  .form-panel {
    padding-inline: 14px;
  }

  .form-wrap {
    padding: 24px 20px 28px;
  }

  .label-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .brand-logo--dark {
    width: min(100%, 220px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .slide {
    animation: none;
    transform: none;
  }

  .slide-1 {
    opacity: 1;
  }
}

.auth-alert--success {
  border-color: #9bc7a4;
  background: #f0faf2;
  color: #245b2f;
}

.auth-links {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 0.88rem;
}

.auth-links a,
.auth-link-button {
  color: var(--accent);
  text-decoration: none;
}

.auth-links a:hover,
.auth-link-button:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth-resend {
  margin-top: 14px;
}

.auth-link-button {
  border: 0;
  padding: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.auth-link-button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}