:root {
  --card-bg: linear-gradient(135deg, rgba(32, 38, 52, 0.92), rgba(18, 22, 30, 0.9));
  --panel-glow: 0 14px 44px rgba(0, 0, 0, 0.25);
  --edge-soft: 1px solid rgba(255, 255, 255, 0.03);
  --frame-soft: 1px solid rgba(150, 178, 255, 0.13);
  --nebula-blue: rgba(84, 116, 214, 0.24);
  --nebula-gold: rgba(238, 178, 94, 0.18);
  --nebula-cyan: rgba(82, 202, 194, 0.14);
  --frame-ghost: rgba(150, 178, 255, 0.08);
  --type-title-size: 22px;
  --type-title-line: 1.3;
  --type-title-weight: 600;
  --type-value-size: 34px;
  --type-value-line: 1.05;
  --type-value-weight: 500;
  --type-label-size: 14px;
  --type-label-line: 1.5;
  --type-label-weight: 500;
  --type-meta-size: 12px;
  --type-meta-line: 1.5;
  --type-meta-weight: 400;
  --hero-control-height: 28px;
  --hero-control-radius: 999px;
  --hero-control-border: 1px solid rgba(255, 255, 255, 0.08);
  --hero-control-bg: color-mix(in srgb, var(--panel) 74%, var(--bg));
  --hero-control-text: var(--ink);
  --hero-control-padding-inline: 14px;
  --tl-hero-surface: linear-gradient(150deg, rgba(22, 27, 39, 0.64), rgba(13, 17, 25, 0.42));
  --tl-hero-shadow: 0 18px 52px rgba(0, 0, 0, 0.28), 0 0 34px rgba(94, 121, 220, 0.09);
  --tl-menu-surface: rgba(12, 16, 24, 0.95);
  --tl-menu-border: rgba(145, 172, 255, 0.2);
  --tl-menu-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  --tl-menu-hover: rgba(255, 255, 255, 0.08);
  --tl-menu-current: rgba(245, 196, 111, 0.16);
  --tl-menu-text: rgba(230, 233, 239, 0.9);
}

body {
  position: relative;
  margin: 0;
  font: 14px/1.5 "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(70, 88, 130, 0.12), transparent 35%),
    radial-gradient(circle at 80% 0%, rgba(182, 140, 90, 0.14), transparent 32%),
    #0c0f14;
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: -12%;
  pointer-events: none;
  z-index: -2;
}

body::before {
  background:
    radial-gradient(circle at 25% 14%, var(--nebula-blue), transparent 48%),
    radial-gradient(circle at 52% 46%, var(--nebula-gold), transparent 44%),
    radial-gradient(circle at 76% 30%, var(--nebula-cyan), transparent 46%);
  filter: blur(24px);
}

body::after {
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 50% 38%, rgba(104, 132, 218, 0.14), transparent 48%),
    radial-gradient(circle at 49% 52%, rgba(244, 177, 87, 0.1), transparent 40%),
    radial-gradient(circle at 73% 56%, rgba(112, 226, 204, 0.08), transparent 38%);
  filter: blur(40px);
}

.hero {
  position: relative;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--tl-hero-surface);
  border: 1px solid var(--frame-ghost);
  border-radius: 22px;
  padding: 8px 20px;
  box-shadow: var(--tl-hero-shadow);
  backdrop-filter: blur(10px);
}

.hero-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  min-height: 40px;
}

.hero-controls-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero h1 {
  margin: 0;
  font-size: var(--type-title-size);
  line-height: var(--type-title-line);
  font-weight: var(--type-title-weight);
  white-space: nowrap;
  height: var(--hero-control-height);
  display: inline-flex;
  align-items: center;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.hero-help-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--hero-control-height);
  height: var(--hero-control-height);
  border-radius: 999px;
  border: var(--hero-control-border);
  background: var(--hero-control-bg);
  color: var(--hero-control-text);
  text-decoration: none;
  font-size: 18px;
  line-height: 1;
  font-weight: 700;
}

.hero-help-link:hover,
.hero-help-link:focus-visible,
.hero-menu-trigger:hover,
.hero-menu-trigger:focus-visible {
  filter: brightness(1.08);
}

.hero-menu {
  position: relative;
  z-index: 60;
}

.hero-menu summary {
  list-style: none;
}

.hero-menu summary::-webkit-details-marker {
  display: none;
}

.hero-menu-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--hero-control-height);
  height: var(--hero-control-height);
  border-radius: 999px;
  border: var(--hero-control-border);
  background: var(--hero-control-bg);
  color: var(--hero-control-text);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  user-select: none;
}

.hero-menu-panel {
  position: absolute;
  left: 0;
  right: auto;
  top: calc(100% + 10px);
  min-width: 220px;
  display: grid;
  gap: 2px;
  padding: 8px;
  border-radius: 12px;
  border: 1px solid var(--tl-menu-border);
  background: var(--tl-menu-surface);
  box-shadow: var(--tl-menu-shadow);
  backdrop-filter: blur(8px);
  z-index: 5000;
}

.hero-menu-panel a {
  color: var(--tl-menu-text);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: var(--type-label-size);
  line-height: var(--type-label-line);
  font-weight: 400;
}

.hero-menu-panel a:hover {
  background: var(--tl-menu-hover);
}

.hero-menu-panel a[aria-current="page"] {
  font-weight: 600;
  background: var(--tl-menu-current);
}

.hero-menu-panel .hero-menu-home {
  font-weight: 500;
}

.tl-page {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tl-layout.tl-layout-stacked {
  grid-template-columns: 1fr;
}

.tl-layout.tl-layout-stacked .tl-controls {
  position: relative;
  overflow: visible;
  max-height: none;
}

.tl-content-primary,
.tl-content-secondary {
  display: flex;
  flex-direction: column;
  gap: var(--tl-section-gap, 14px);
}

.tl-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--tl-surface-card, var(--card-bg));
  border: 1px solid var(--frame-ghost);
  border-radius: 20px;
  box-shadow: var(--tl-shadow-card, var(--panel-glow));
  backdrop-filter: blur(10px);
}

.tl-card-controls {
  gap: 16px;
  background: var(--tl-surface-elevated, color-mix(in srgb, var(--panel) 84%, var(--bg)));
}

.tl-card-output {
  gap: 16px;
}

.tl-control-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tl-action-row {
  display: flex;
  justify-content: flex-end;
}

.tl-control-column {
  background: var(--tl-surface-elevated, color-mix(in srgb, var(--panel) 84%, var(--bg)));
}

.badge-warning {
  margin-top: 8px;
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--orange) 20%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--orange) 50%, var(--panel));
  color: var(--ink);
  font-size: 13px;
}

.input-block {
  border: 1px solid var(--frame-ghost);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--tl-surface-soft, color-mix(in srgb, var(--panel) 78%, var(--bg)));
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.input-block__title {
  margin: 0 0 6px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tl-list,
.tl-steps {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

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

.tl-help-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--muted);
  font-size: 13px;
}

.tl-help-form input,
.tl-help-form textarea {
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
  padding: 8px 10px;
  font-size: 14px;
}

.tl-help-form button,
.actions button {
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  padding: 8px 16px;
  background: var(--panel-hover);
  color: var(--ink);
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.tl-help-form button {
  align-self: flex-start;
}

.tl-help-form button:hover,
.actions button:hover {
  background: var(--orange);
  color: var(--bg);
}

.tl-save-action {
  white-space: nowrap;
  font-weight: 600;
}

.tl-save-action:disabled {
  opacity: 0.6;
}

.save-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
}

.save-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 24, 0.72);
  backdrop-filter: blur(6px);
}

.save-modal__panel {
  position: relative;
  z-index: 1;
  width: min(680px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  margin: 24px auto;
  overflow: auto;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(11, 16, 27, 0.96);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.45);
}

.save-modal__panel header,
.save-modal__footer,
.save-modal__toggle-row,
.save-modal__form,
.save-modal__section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.save-modal__panel header {
  padding: 24px 24px 0;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.save-modal__panel h2,
.save-modal__panel h3 {
  margin: 0;
}

.save-modal__panel label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.save-modal__panel input,
.save-modal__panel select,
.save-modal__panel textarea {
  width: 100%;
}

.save-modal__existing,
.save-modal__new {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.save-modal__form {
  padding: 0 24px 24px;
}

.save-modal__package-list {
  margin: 0;
  padding-left: 20px;
}

.save-modal__error {
  color: #ff8d8d;
}

.tl-accordion {
  border: 1px solid var(--frame-ghost);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--tl-surface-soft, color-mix(in srgb, var(--panel) 78%, var(--bg)));
}

.tl-accordion summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

.tl-accordion summary::-webkit-details-marker {
  display: none;
}

.tl-accordion[open] {
  border-color: var(--orange);
}

.tl-accordion > *:not(summary) {
  margin-top: 10px;
}

.before-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.before-card {
  border: 1px solid var(--frame-ghost);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--tl-surface-soft, color-mix(in srgb, var(--panel) 78%, var(--bg)));
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.before-card h3 {
  margin: 0;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.help-accordion summary {
  display: flex;
  gap: 8px;
  align-items: baseline;
  flex-wrap: wrap;
}

.field {
  display: grid;
  grid-template-columns: 1fr 120px;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--muted);
}

.field.field-target {
  grid-template-columns: 1fr auto;
  flex: 1 1 auto;
  max-width: 420px;
}

.field-label {
  font-size: 13px;
  color: var(--muted);
}

.field input {
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 8px 10px;
  background: var(--bg);
  color: var(--blue);
  font-size: 15px;
  text-align: right;
  max-width: 80px;
}

.actions {
  margin-top: 4px;
  display: flex;
  justify-content: flex-end;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.result-card {
  border-radius: var(--radius);
  border: 1px solid var(--frame-ghost);
  padding: 14px;
  background: var(--tl-surface-soft, color-mix(in srgb, var(--panel) 78%, var(--bg)));
  text-align: center;
}

.result-card .label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.result-card .value {
  font-size: 22px;
  font-weight: 600;
}

.tl-primary-result {
  font-size: 28px;
  color: var(--orange);
}

.status {
  color: var(--muted);
  font-size: 13px;
  margin-top: 8px;
}

ol.small {
  margin-left: 18px;
  line-height: 1.5;
}

.plate-input-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.plate-target-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--tl-surface-soft, color-mix(in srgb, var(--panel) 78%, var(--bg)));
}

@media (max-width: 900px) {
  .field {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .field.field-target {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .field input {
    max-width: 100%;
    width: 100%;
    text-align: left;
  }

  .plate-target-row {
    flex-direction: column;
    align-items: stretch;
  }

  .plate-input-grid {
    grid-template-columns: 1fr;
  }

  .tl-layout.tl-layout-stacked .tl-controls {
    width: 100%;
    height: auto;
    transform: none;
    transition: none;
    z-index: auto;
    padding: 0;
    box-shadow: none;
  }
}