:root {
  --cf-bg: #050509;
  --cf-panel: #111118;
  --cf-panel-soft: #171722;
  --cf-accent: #f6c453;
  --cf-accent-soft: rgba(246, 196, 83, 0.15);
  --cf-text: #f5f5f7;
  --cf-muted: #9fa1b5;
  --cf-border: #262637;
  --cf-radius-xl: 24px;
  --cf-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
  --cf-font: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

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

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: radial-gradient(circle at top, #151522 0, #050509 55%);
  color: var(--cf-text);
  font-family: var(--cf-font);
}

.cf-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.cf-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: linear-gradient(to right, rgba(5, 5, 9, 0.9), rgba(5, 5, 9, 0.7));
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cf-header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.8rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cf-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cf-logo-mark {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  border: 1px solid rgba(246, 196, 83, 0.9);
  background:
    radial-gradient(circle at 30% 25%, rgba(246, 196, 83, 0.6), transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(246, 196, 83, 0.2), transparent 55%);
  position: relative;
  overflow: hidden;
}
.cf-logo-mark::after {
  content: "";
  position: absolute;
  inset: 45% 4px -45% 4px;
  border-radius: 999px;
  border-bottom: 2px solid rgba(246, 196, 83, 0.9);
  transform: rotate(-20deg);
}

.cf-brand-title {
  font-weight: 600;
  letter-spacing: 0.03em;
  font-size: 0.98rem;
}

.cf-brand-subtitle {
  font-size: 0.75rem;
  color: var(--cf-muted);
}

.cf-top-links {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.cf-link {
  font-size: 0.8rem;
  color: var(--cf-muted);
  text-decoration: none;
}
.cf-link:hover {
  color: var(--cf-text);
}

.cf-shell {
  max-width: 960px;
  margin: 1.5rem auto 2.5rem;
  padding: 0 1.25rem;
}

.cf-app-root {
  background: radial-gradient(circle at top left, rgba(246, 196, 83, 0.08), transparent 60%), var(--cf-panel);
  border-radius: var(--cf-radius-xl);
  padding: 1.6rem clamp(1.6rem, 3vw, 2.3rem);
  border: 1px solid var(--cf-border);
  box-shadow: var(--cf-shadow);
}

/* Footer */

.cf-footer {
  margin-top: auto;
  padding: 1rem 1.25rem 1.75rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--cf-muted);
}

/* Typography */

.cf-title {
  font-size: clamp(1.6rem, 3vw, 2rem);
  margin: 0 0 0.4rem;
}

.cf-lead {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  color: var(--cf-muted);
}

.cf-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.cf-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: var(--cf-accent-soft);
  color: var(--cf-accent);
  font-size: 0.75rem;
}

.cf-step-indicator {
  font-size: 0.8rem;
  color: var(--cf-muted);
}

/* Progress */

.cf-progress-shell {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 0.7rem;
}

.cf-progress-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(246, 196, 83, 0.25), var(--cf-accent));
  transition: width 200ms ease-out;
}

/* Question */

.cf-question-block {
  margin-bottom: 0.75rem;
}

.cf-question-text {
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.cf-question-helper {
  font-size: 0.82rem;
  color: var(--cf-muted);
}

/* Options */

.cf-options {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0 1.3rem;
}

.cf-option {
  width: 100%;
  border-radius: 999px;
  border: 1px solid var(--cf-border);
  padding: 0.55rem 0.9rem;
  background: rgba(7, 7, 12, 0.9);
  font-size: 0.9rem;
  color: var(--cf-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.cf-option:hover {
  border-color: rgba(246, 196, 83, 0.7);
}
.cf-option-selected {
  border-color: var(--cf-accent);
  background: radial-gradient(circle at left, rgba(246, 196, 83, 0.18), transparent 55%), #111119;
}

.cf-option-label {
  text-align: left;
}

/* Buttons / actions */

.cf-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cf-actions-right {
  margin-left: auto;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cf-button {
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  background: var(--cf-accent);
  color: #241705;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
}
.cf-button:hover {
  filter: brightness(1.05);
}
.cf-button[disabled] {
  opacity: 0.6;
  cursor: default;
}

.cf-button-secondary {
  background: transparent;
  border: 1px solid var(--cf-border);
  color: var(--cf-text);
}
.cf-button-secondary:hover {
  border-color: var(--cf-accent);
}

/* Result layout */

.cf-result-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
  gap: 1.5rem;
}
@media (max-width: 840px) {
  .cf-result-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

.cf-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
}

.cf-chip {
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(246, 196, 83, 0.6);
  background: rgba(246, 196, 83, 0.09);
  font-size: 0.72rem;
}

.cf-crack-name {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.cf-crack-tagline {
  font-size: 0.9rem;
  color: var(--cf-muted);
  margin-bottom: 0.9rem;
}

.cf-section-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cf-muted);
  margin: 1rem 0 0.25rem;
}

.cf-section-body {
  font-size: 0.9rem;
  color: #e2e2ee;
}

.cf-list {
  margin: 0.4rem 0;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  color: #e2e2ee;
}
.cf-list li + li {
  margin-top: 0.18rem;
}

/* Dimensions */

.cf-dimensions-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}
@media (min-width: 720px) {
  .cf-dimensions-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.cf-dim-card {
  background: var(--cf-panel-soft);
  border-radius: 16px;
  border: 1px solid var(--cf-border);
  padding: 0.7rem 0.85rem;
}

.cf-dim-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
}

.cf-dim-name {
  font-size: 0.85rem;
}

.cf-dim-level {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cf-muted);
}

.cf-dim-bar-shell {
  margin-top: 0.45rem;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.cf-dim-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, rgba(157, 104, 255, 0.2), var(--cf-accent));
  border-radius: inherit;
  transition: width 220ms ease-out;
}

.cf-dim-caption {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: var(--cf-muted);
}

/* Report page */

.cf-report-page .cf-app-root {
  background: radial-gradient(circle at top right, rgba(246, 196, 83, 0.08), transparent 60%), var(--cf-panel);
}

.cf-report-header {
  margin-bottom: 1rem;
}

.cf-report-meta {
  font-size: 0.8rem;
  color: var(--cf-muted);
}

.cf-report-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
  gap: 1.2rem;
}
@media (max-width: 860px) {
  .cf-report-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.cf-report-panel {
  background: var(--cf-panel-soft);
  border-radius: 18px;
  border: 1px solid var(--cf-border);
  padding: 0.9rem 1rem;
}

.cf-tag-muted {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--cf-muted);
  font-size: 0.75rem;
}

/* Misc */

.cf-centered {
  text-align: center;
}

.cf-error {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: #ff6b81;
}