:root {
  color-scheme: light;
  --login-font-sans: "Manrope", "Segoe UI", sans-serif;
  --login-font-display: "Space Grotesk", "Manrope", sans-serif;
  --login-bg: #f2f5fb;
  --login-bg-soft: #edf2ff;
  --login-text: #162242;
  --login-text-soft: #50607e;
  --login-text-muted: #7585a3;
  --login-brand: #2562ff;
  --login-brand-strong: #173fae;
  --login-accent: #ff9b52;
  --login-card: rgba(255, 255, 255, 0.8);
  --login-card-strong: rgba(255, 255, 255, 0.92);
  --login-card-contrast: #0f1726;
  --login-card-contrast-soft: #171f31;
  --login-border: rgba(19, 35, 70, 0.12);
  --login-border-strong: rgba(19, 35, 70, 0.18);
  --login-shadow: 0 28px 90px rgba(14, 27, 60, 0.18);
  --login-shadow-soft: 0 14px 34px rgba(14, 27, 60, 0.12);
  --login-success-bg: rgba(25, 158, 95, 0.1);
  --login-success-border: rgba(25, 158, 95, 0.18);
  --login-success-text: #117344;
  --login-error-bg: rgba(222, 70, 70, 0.1);
  --login-error-border: rgba(222, 70, 70, 0.18);
  --login-error-text: #a72c2c;
  --login-info-bg: rgba(37, 98, 255, 0.1);
  --login-info-border: rgba(37, 98, 255, 0.18);
  --login-info-text: #1f4ac7;
  --login-input-bg: rgba(255, 255, 255, 0.92);
  --login-panel-min-height: 300px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --login-bg: #08101d;
    --login-bg-soft: #10192b;
    --login-text: #eef4ff;
    --login-text-soft: #c1cee4;
    --login-text-muted: #93a5c4;
    --login-brand: #72abff;
    --login-brand-strong: #8bbcff;
    --login-accent: #ffb06b;
    --login-card: rgba(14, 22, 37, 0.7);
    --login-card-strong: rgba(16, 25, 41, 0.9);
    --login-card-contrast: #060b13;
    --login-card-contrast-soft: #111827;
    --login-border: rgba(145, 175, 230, 0.14);
    --login-border-strong: rgba(145, 175, 230, 0.24);
    --login-shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
    --login-shadow-soft: 0 14px 34px rgba(0, 0, 0, 0.28);
    --login-success-bg: rgba(25, 158, 95, 0.16);
    --login-success-border: rgba(25, 158, 95, 0.28);
    --login-success-text: #7be0aa;
    --login-error-bg: rgba(222, 70, 70, 0.18);
    --login-error-border: rgba(255, 130, 130, 0.24);
    --login-error-text: #ffb4b4;
    --login-info-bg: rgba(114, 171, 255, 0.16);
    --login-info-border: rgba(114, 171, 255, 0.26);
    --login-info-text: #c5dbff;
    --login-input-bg: rgba(11, 18, 31, 0.95);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--login-font-sans);
  color: var(--login-text);
  background:
    radial-gradient(circle at top left, rgba(37, 98, 255, 0.14), transparent 26%),
    radial-gradient(circle at bottom right, rgba(255, 155, 82, 0.14), transparent 24%),
    linear-gradient(180deg, var(--login-bg) 0%, var(--login-bg-soft) 100%);
}

.login-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.8;
}

.login-orb--a {
  width: 34rem;
  height: 34rem;
  top: -12rem;
  left: -8rem;
  background: radial-gradient(circle, rgba(37, 98, 255, 0.25), transparent 66%);
}

.login-orb--b {
  width: 30rem;
  height: 30rem;
  right: -10rem;
  bottom: -9rem;
  background: radial-gradient(circle, rgba(255, 155, 82, 0.22), transparent 70%);
}

.login-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(117, 133, 163, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(117, 133, 163, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.72), transparent);
}

.login-stage {
  position: relative;
  z-index: 1;
  width: min(1360px, calc(100% - 48px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 32px 0;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(360px, 460px) minmax(260px, 1fr);
  gap: 28px;
  align-items: center;
}

.login-side,
.login-center {
  min-width: 0;
}

.login-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.login-side-top {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.login-mark {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--login-brand) 0%, var(--login-accent) 100%);
  box-shadow: 0 18px 44px rgba(37, 98, 255, 0.24);
}

.login-logo {
  width: 170px;
  max-width: 100%;
  height: auto;
}

.login-copy h1 {
  margin: 0 0 14px;
  font-family: var(--login-font-display);
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
  max-width: 8ch;
}

.login-copy p,
.login-note-card p,
.login-tip-card p,
.login-ghost-card p,
.login-panel-head p,
.login-help,
.login-expired-note {
  margin: 0;
  color: var(--login-text-soft);
  line-height: 1.7;
}

.login-side-stack {
  display: grid;
  gap: 16px;
}

.login-side-stack--tight {
  gap: 14px;
}

.login-note-card,
.login-tip-card {
  padding: 22px;
  border-radius: 28px;
  border: 1px solid var(--login-border);
  background: var(--login-card);
  backdrop-filter: blur(18px);
  box-shadow: var(--login-shadow-soft);
}

.login-note-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: rgba(37, 98, 255, 0.1);
  color: var(--login-brand-strong);
  font-size: 0.92rem;
  font-weight: 800;
}

.login-note-card h2,
.login-tip-card h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 800;
}

.login-tip-head {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.92rem;
  font-weight: 800;
}

.login-tip-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--login-brand) 0%, var(--login-accent) 100%);
  box-shadow: 0 0 0 6px rgba(37, 98, 255, 0.12);
}

.login-tip-card--contrast {
  background: linear-gradient(180deg, var(--login-card-contrast) 0%, var(--login-card-contrast-soft) 100%);
  color: #f4f7fb;
}

.login-tip-card--contrast p {
  color: rgba(244, 247, 251, 0.76);
}

.login-mini-code {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.login-mini-code span {
  height: 54px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
}

.login-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-shell {
  width: 100%;
  animation: login-rise 0.28s ease both;
}

.login-panel {
  min-height: var(--login-panel-min-height);
  padding: 28px;
  border-radius: 34px;
  background: var(--login-card-strong);
  border: 1px solid var(--login-border);
  backdrop-filter: blur(22px);
  box-shadow: var(--login-shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.login-panel-top,
.login-email-row,
.login-timer-row,
.login-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-panel-top {
  justify-content: space-between;
  flex-wrap: wrap;
}

.login-step-chip,
.login-status-chip,
.login-email-pill,
.login-link-button,
.login-timer,
.login-timer-note,
.login-ghost-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
}

.login-step-chip {
  padding: 8px 14px;
  background: rgba(37, 98, 255, 0.1);
  color: var(--login-brand-strong);
  font-size: 0.86rem;
}

.login-status-chip {
  padding: 8px 14px;
  background: var(--login-success-bg);
  border: 1px solid var(--login-success-border);
  color: var(--login-success-text);
  font-size: 0.82rem;
}

.login-panel-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.login-panel-head h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.4rem);
  line-height: 1.05;
  font-weight: 800;
}

.login-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-delivery {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--login-border);
  background: rgba(255, 255, 255, 0.46);
  color: var(--login-text-soft);
  line-height: 1.5;
}

.login-delivery--sent {
  background: var(--login-success-bg);
  border-color: var(--login-success-border);
  color: var(--login-success-text);
}

.login-delivery--failed {
  background: var(--login-error-bg);
  border-color: var(--login-error-border);
  color: var(--login-error-text);
}

.login-delivery--loading {
  background: var(--login-info-bg);
  border-color: var(--login-info-border);
  color: var(--login-info-text);
  justify-content: flex-start;
}

.login-delivery-spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-right-color: transparent;
  animation: login-spin 0.7s linear infinite;
  flex: 0 0 auto;
}

.login-delivery-action {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.login-message {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  line-height: 1.5;
}

.login-message--success {
  background: var(--login-success-bg);
  border-color: var(--login-success-border);
  color: var(--login-success-text);
}

.login-message--error {
  background: var(--login-error-bg);
  border-color: var(--login-error-border);
  color: var(--login-error-text);
}

.login-message--info,
.login-message--warning {
  background: var(--login-info-bg);
  border-color: var(--login-info-border);
  color: var(--login-info-text);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.login-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--login-text-soft);
}

.login-input {
  width: 100%;
  min-height: 60px;
  padding: 0 18px;
  border-radius: 20px;
  border: 1px solid var(--login-border);
  background: var(--login-input-bg);
  color: var(--login-text);
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.login-input::placeholder {
  color: var(--login-text-muted);
}

.login-input:focus {
  border-color: rgba(37, 98, 255, 0.42);
  box-shadow: 0 0 0 5px rgba(37, 98, 255, 0.12);
  transform: translateY(-1px);
}

.login-input--code {
  text-align: center;
  letter-spacing: 0.32em;
  font-size: 1.22rem;
  font-weight: 800;
}

.login-button,
.login-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 20px;
  border-radius: 18px;
  border: none;
  text-decoration: none;
  font: inherit;
  font-size: 0.98rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.login-button {
  width: 100%;
  background: linear-gradient(135deg, var(--login-brand) 0%, var(--login-accent) 100%);
  color: #fff;
  box-shadow: 0 18px 40px rgba(37, 98, 255, 0.24);
}

.login-button:hover:not(:disabled),
.login-link-button:hover {
  transform: translateY(-1px);
}

.login-button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
  box-shadow: none;
}

.login-link-button {
  border: 1px solid var(--login-border);
  background: rgba(255, 255, 255, 0.56);
  color: var(--login-text);
}

.login-link-button--small {
  min-height: 42px;
  padding: 0 14px;
  font-size: 0.88rem;
}

.login-panel-foot {
  margin-top: auto;
}

.login-ghost-card {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--login-border);
  background: rgba(255, 255, 255, 0.42);
}

.login-ghost-label {
  padding: 7px 12px;
  margin-bottom: 10px;
  background: rgba(37, 98, 255, 0.08);
  color: var(--login-brand-strong);
  font-size: 0.78rem;
}

.login-email-row {
  justify-content: space-between;
  flex-wrap: wrap;
}

.login-email-pill {
  padding: 10px 14px;
  border: 1px solid var(--login-border);
  background: rgba(255, 255, 255, 0.56);
  color: var(--login-text);
  font-size: 0.88rem;
  word-break: break-word;
}

.login-timer-row {
  justify-content: space-between;
  flex-wrap: wrap;
}

.login-timer-note {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.44);
  border: 1px solid var(--login-border);
  color: var(--login-text-soft);
  font-size: 0.82rem;
}

.login-timer {
  min-width: 96px;
  padding: 10px 16px;
  background: rgba(37, 98, 255, 0.1);
  color: var(--login-brand-strong);
  font-size: 1rem;
}

.login-timer.is-expired {
  background: rgba(222, 70, 70, 0.14);
  color: var(--login-error-text);
}

.login-expired-note {
  color: var(--login-error-text);
}

.login-actions {
  margin-top: 6px;
  flex-direction: column;
}

.login-actions > * {
  width: 100%;
}

.htmx-request .login-button,
.htmx-request .login-link-button {
  opacity: 0.72;
  pointer-events: none;
}

@keyframes login-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes login-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 920px) {
  .login-stage {
    width: min(100% - 28px, 1360px);
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 0 28px;
  }

  .login-center {
    order: -1;
  }

  .login-copy h1 {
    max-width: none;
  }

  .login-panel {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .login-stage {
    width: min(100% - 20px, 1360px);
  }

  .login-panel {
    padding: 22px 18px;
    border-radius: 28px;
  }

  .login-note-card,
  .login-tip-card {
    padding: 18px;
    border-radius: 24px;
  }

  .login-mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
  }

  .login-logo {
    width: 150px;
  }

  .login-copy h1 {
    font-size: clamp(2.1rem, 12vw, 3.2rem);
  }

  .login-panel-head h2 {
    font-size: 1.85rem;
  }

  .login-panel-top,
  .login-email-row,
  .login-timer-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .login-input--code {
    letter-spacing: 0.22em;
    font-size: 1.1rem;
  }
}