/* FPS Estimator Widget - UltraComp Style
 * Matching https://www.ultracomp.cz/ design
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ============================================
   CSS Variables - UltraComp Theme
   ============================================ */
:root {
  /* Primary colors - UltraComp palette */
  --uc-primary: #a3e635;          /* Lime green - main accent */
  --uc-primary-hover: #84cc16;
  --uc-primary-glow: rgba(163, 230, 53, 0.25);
  --uc-secondary: #ec4899;        /* Pink/Magenta accent */
  --uc-secondary-glow: rgba(236, 72, 153, 0.2);
  --uc-cyan: #22d3ee;             /* Cyan accent */
  --uc-purple: #a855f7;           /* Purple accent */
  
  /* Background colors */
  --uc-bg-dark: #0c0c0f;
  --uc-bg-card: #141419;
  --uc-bg-card-hover: #1a1a21;
  --uc-bg-input: #1e1e26;
  --uc-bg-input-hover: #252530;
  
  /* Text colors */
  --uc-text-primary: #ffffff;
  --uc-text-secondary: #a1a1aa;
  --uc-text-muted: #71717a;
  
  /* Border colors */
  --uc-border: #27272a;
  --uc-border-hover: #3f3f46;
  --uc-border-focus: #a3e635;
  
  /* Fonts */
  --uc-font-display: 'Space Grotesk', sans-serif;
  --uc-font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Sizes */
  --uc-radius: 16px;
  --uc-radius-sm: 10px;
  --uc-radius-xs: 6px;
  --uc-transition: 0.2s ease;
}

/* ============================================
   Widget Container
   ============================================ */
.fps-widget {
  font-family: var(--uc-font-body);
  font-weight: 500;
  background: var(--uc-bg-card);
  border-radius: var(--uc-radius);
  padding: 0;
  max-width: 440px;
  margin: 0 auto;
  color: var(--uc-text-primary);
  border: 1px solid var(--uc-border);
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 25px 50px -12px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
}

/* Gradient top bar - UltraComp style */
.fps-widget::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--uc-secondary), var(--uc-purple), var(--uc-cyan));
}

/* Inner padding wrapper */
.fps-widget__inner {
  padding: 28px;
}

/* ============================================
   Header
   ============================================ */
.fps-widget__header {
  text-align: center;
  margin-bottom: 28px;
  padding-top: 8px;
}

.fps-widget__title {
  font-family: var(--uc-font-display);
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px 0;
  letter-spacing: -0.02em;
  color: var(--uc-text-primary);
}

.fps-widget__title-accent {
  color: var(--uc-primary);
}

.fps-widget__subtitle {
  font-size: 13px;
  font-weight: 500;
  color: var(--uc-text-muted);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.fps-widget__badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--uc-secondary-glow);
  border: 1px solid rgba(236, 72, 153, 0.3);
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  color: var(--uc-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ============================================
   Form Elements
   ============================================ */
.fps-widget__form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fps-widget__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fps-widget__label {
  font-family: var(--uc-font-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.fps-widget__label-icon {
  font-size: 14px;
  opacity: 0.8;
}

.fps-widget__select {
  appearance: none;
  background: var(--uc-bg-input);
  border: 1px solid var(--uc-border);
  border-radius: var(--uc-radius-sm);
  padding: 14px 44px 14px 16px;
  font-family: var(--uc-font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--uc-text-primary);
  cursor: pointer;
  transition: var(--uc-transition);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23a1a1aa'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
}

.fps-widget__select:hover {
  border-color: var(--uc-border-hover);
  background-color: var(--uc-bg-input-hover);
}

.fps-widget__select:focus {
  outline: none;
  border-color: var(--uc-primary);
  box-shadow: 0 0 0 3px var(--uc-primary-glow);
}

.fps-widget__select option {
  background: var(--uc-bg-card);
  color: var(--uc-text-primary);
  padding: 12px;
}

/* Row layout for resolution and preset */
.fps-widget__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ============================================
   Submit Button - UltraComp Style
   ============================================ */
.fps-widget__submit {
  font-family: var(--uc-font-display);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 16px 24px;
  border: none;
  border-radius: var(--uc-radius-sm);
  cursor: pointer;
  transition: var(--uc-transition);
  position: relative;
  overflow: hidden;
  background: var(--uc-primary);
  color: #0c0c0f;
  margin-top: 8px;
}

.fps-widget__submit:hover:not(:disabled) {
  background: var(--uc-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px -10px var(--uc-primary-glow);
}

.fps-widget__submit:active:not(:disabled) {
  transform: translateY(0);
}

.fps-widget__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.fps-widget__submit--loading {
  color: transparent;
}

.fps-widget__submit--loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: #0c0c0f;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ============================================
   Results Section
   ============================================ */
.fps-widget__results {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--uc-border);
  animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.fps-widget__results-header {
  text-align: center;
  margin-bottom: 20px;
}

.fps-widget__fps-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin-bottom: 4px;
}

.fps-widget__fps-number {
  font-family: var(--uc-font-display);
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  color: var(--uc-primary);
  letter-spacing: -0.03em;
}

.fps-widget__fps-label {
  font-family: var(--uc-font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--uc-text-muted);
  text-transform: uppercase;
}

.fps-widget__fps-range {
  font-size: 13px;
  color: var(--uc-text-muted);
  font-weight: 500;
}

.fps-widget__playability {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--uc-radius-xs);
  font-family: var(--uc-font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 12px;
}

/* ============================================
   Info Cards - UltraComp Style
   ============================================ */
.fps-widget__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 20px;
}

.fps-widget__card {
  background: var(--uc-bg-input);
  border: 1px solid var(--uc-border);
  border-radius: var(--uc-radius-sm);
  padding: 14px;
  text-align: center;
  transition: var(--uc-transition);
}

.fps-widget__card:hover {
  border-color: var(--uc-border-hover);
  background: var(--uc-bg-input-hover);
}

.fps-widget__card-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-muted);
  margin-bottom: 6px;
}

.fps-widget__card-value {
  font-family: var(--uc-font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--uc-text-primary);
}

/* ============================================
   Bottleneck Indicator
   ============================================ */
.fps-widget__bottleneck {
  margin-top: 16px;
  padding: 14px;
  background: var(--uc-bg-input);
  border-radius: var(--uc-radius-sm);
  border: 1px solid var(--uc-border);
}

.fps-widget__bottleneck-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.fps-widget__bottleneck-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-muted);
}

.fps-widget__bottleneck-type {
  font-family: var(--uc-font-display);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--uc-radius-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.fps-widget__bottleneck-type--gpu {
  background: rgba(34, 211, 238, 0.15);
  color: var(--uc-cyan);
}

.fps-widget__bottleneck-type--cpu {
  background: rgba(236, 72, 153, 0.15);
  color: var(--uc-secondary);
}

.fps-widget__bottleneck-type--balanced {
  background: rgba(163, 230, 53, 0.15);
  color: var(--uc-primary);
}

.fps-widget__bottleneck-bar {
  height: 4px;
  background: var(--uc-bg-dark);
  border-radius: 2px;
  overflow: hidden;
}

.fps-widget__bottleneck-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.5s ease-out;
}

/* ============================================
   Analysis Section
   ============================================ */
.fps-widget__analysis {
  margin-top: 16px;
  padding: 16px;
  background: var(--uc-bg-input);
  border-radius: var(--uc-radius-sm);
  border: 1px solid var(--uc-border);
}

.fps-widget__analysis-title {
  font-family: var(--uc-font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.fps-widget__analysis-title span {
  font-size: 14px;
}

.fps-widget__analysis-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--uc-text-secondary);
  margin: 0;
}

/* ============================================
   Recommendations
   ============================================ */
.fps-widget__recommendations {
  margin-top: 16px;
}

.fps-widget__recommendations-title {
  font-family: var(--uc-font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.fps-widget__recommendations-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fps-widget__recommendation {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: var(--uc-bg-input);
  border-radius: var(--uc-radius-sm);
  border: 1px solid var(--uc-border);
  font-size: 13px;
  color: var(--uc-text-secondary);
  transition: var(--uc-transition);
}

.fps-widget__recommendation:hover {
  border-color: var(--uc-primary);
  background: var(--uc-bg-input-hover);
}

.fps-widget__recommendation::before {
  content: '→';
  color: var(--uc-primary);
  font-weight: 600;
  flex-shrink: 0;
}

/* ============================================
   Error State
   ============================================ */
.fps-widget__error {
  margin-top: 16px;
  padding: 16px;
  background: rgba(236, 72, 153, 0.1);
  border: 1px solid rgba(236, 72, 153, 0.3);
  border-radius: var(--uc-radius-sm);
  text-align: center;
}

.fps-widget__error-title {
  font-family: var(--uc-font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--uc-secondary);
  margin-bottom: 4px;
}

.fps-widget__error-message {
  font-size: 12px;
  color: var(--uc-text-secondary);
}

/* ============================================
   Config Badge
   ============================================ */
.fps-widget__config {
  margin-top: 16px;
  padding: 12px;
  background: var(--uc-bg-dark);
  border-radius: var(--uc-radius-sm);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
}

.fps-widget__config-item {
  font-size: 11px;
  color: var(--uc-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.fps-widget__config-item strong {
  color: var(--uc-text-secondary);
  font-weight: 600;
}

/* Tech badges like UltraComp uses */
.fps-widget__tech-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 6px;
  background: var(--uc-bg-input);
  border: 1px solid var(--uc-border);
  border-radius: 4px;
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.fps-widget__tech-badge--dlss {
  color: var(--uc-primary);
  border-color: rgba(163, 230, 53, 0.3);
}

.fps-widget__tech-badge--fsr {
  color: var(--uc-secondary);
  border-color: rgba(236, 72, 153, 0.3);
}

.fps-widget__tech-badge--rt {
  color: var(--uc-cyan);
  border-color: rgba(34, 211, 238, 0.3);
}

/* ============================================
   Footer
   ============================================ */
.fps-widget__footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--uc-border);
  text-align: center;
  font-size: 11px;
  color: var(--uc-text-muted);
}

.fps-widget__footer a {
  color: var(--uc-primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--uc-transition);
}

.fps-widget__footer a:hover {
  color: var(--uc-primary-hover);
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 400px) {
  .fps-widget {
    border-radius: var(--uc-radius-sm);
  }

  .fps-widget__inner {
    padding: 20px;
  }

  .fps-widget__title {
    font-size: 18px;
  }

  .fps-widget__fps-number {
    font-size: 52px;
  }

  .fps-widget__fps-label {
    font-size: 16px;
  }

  .fps-widget__row {
    grid-template-columns: 1fr;
  }

  .fps-widget__cards {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Loading States
   ============================================ */
.fps-widget--loading {
  pointer-events: none;
}

.fps-widget--loading .fps-widget__form {
  opacity: 0.5;
}

.fps-widget__skeleton {
  background: linear-gradient(
    90deg,
    var(--uc-bg-input) 0%,
    var(--uc-bg-input-hover) 50%,
    var(--uc-bg-input) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   Confidence Indicator
   ============================================ */
.fps-widget__confidence {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--uc-text-muted);
  margin-left: 8px;
  font-weight: 500;
}

.fps-widget__confidence-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.fps-widget__confidence-dot--high {
  background: var(--uc-primary);
}

.fps-widget__confidence-dot--medium {
  background: #fbbf24;
}

.fps-widget__confidence-dot--low {
  background: var(--uc-secondary);
}

/* ============================================
   Detected Hardware (Auto-detection mode)
   ============================================ */
.fps-widget__detected {
  background: linear-gradient(135deg, rgba(163, 230, 53, 0.05), rgba(34, 211, 238, 0.05));
  border: 1px solid rgba(163, 230, 53, 0.2);
  border-radius: var(--uc-radius-sm);
  padding: 16px;
  margin-bottom: 20px;
}

.fps-widget__detected-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-primary);
  margin-bottom: 12px;
}

.fps-widget__detected-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fps-widget__detected-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--uc-bg-input);
  border-radius: var(--uc-radius-xs);
  border: 1px solid var(--uc-border);
}

.fps-widget__detected-icon {
  font-size: 16px;
  width: 24px;
  text-align: center;
}

.fps-widget__detected-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uc-text-muted);
  width: 32px;
}

.fps-widget__detected-value {
  font-family: var(--uc-font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--uc-text-primary);
  flex: 1;
}

/* ============================================
   Product Card (Set Selection)
   ============================================ */
.fps-widget__product-info {
  margin-bottom: 16px;
}

.fps-widget__product-card {
  background: var(--uc-bg-input);
  border: 1px solid var(--uc-border);
  border-radius: var(--uc-radius-sm);
  padding: 16px;
  transition: var(--uc-transition);
}

.fps-widget__product-card:hover {
  border-color: var(--uc-primary);
}

.fps-widget__product-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.fps-widget__product-name {
  font-family: var(--uc-font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--uc-text-primary);
}

.fps-widget__product-tier {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--uc-radius-xs);
  border: 1px solid;
}

.fps-widget__product-specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.fps-widget__product-spec {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--uc-text-secondary);
}

.fps-widget__product-spec-icon {
  font-size: 14px;
  width: 20px;
  text-align: center;
}

.fps-widget__product-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--uc-border);
}

.fps-widget__product-price {
  font-family: var(--uc-font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--uc-primary);
  margin-right: auto;
}

.fps-widget__product-feature {
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 3px 8px;
  background: var(--uc-bg-dark);
  border: 1px solid var(--uc-border);
  border-radius: 4px;
  color: var(--uc-text-muted);
}

.fps-widget__product-warning {
  margin-top: 12px;
  padding: 10px 12px;
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: var(--uc-radius-xs);
  font-size: 12px;
  color: #fbbf24;
}

/* ============================================
   Product Result Card
   ============================================ */
.fps-widget__product-result {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: linear-gradient(135deg, var(--uc-bg-input), var(--uc-bg-card));
  border: 1px solid var(--uc-border);
  border-radius: var(--uc-radius-sm);
  margin-top: 16px;
}

.fps-widget__product-result-name {
  font-family: var(--uc-font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--uc-text-primary);
}

.fps-widget__product-result-price {
  font-family: var(--uc-font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--uc-primary);
  margin-left: auto;
}

.fps-widget__product-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--uc-secondary);
  text-decoration: none;
  padding: 6px 12px;
  background: rgba(236, 72, 153, 0.1);
  border: 1px solid rgba(236, 72, 153, 0.2);
  border-radius: var(--uc-radius-xs);
  transition: var(--uc-transition);
}

.fps-widget__product-link:hover {
  background: rgba(236, 72, 153, 0.2);
  border-color: rgba(236, 72, 153, 0.4);
}

/* ============================================
   Select Optgroup Styling
   ============================================ */
.fps-widget__select optgroup {
  font-weight: 700;
  color: var(--uc-text-muted);
  background: var(--uc-bg-dark);
  padding: 8px 0;
}

.fps-widget__select optgroup option {
  font-weight: 500;
  padding-left: 12px;
}

/* ============================================
   Scrollbar Styling
   ============================================ */
.fps-widget ::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.fps-widget ::-webkit-scrollbar-track {
  background: var(--uc-bg-dark);
  border-radius: 3px;
}

.fps-widget ::-webkit-scrollbar-thumb {
  background: var(--uc-border-hover);
  border-radius: 3px;
}

.fps-widget ::-webkit-scrollbar-thumb:hover {
  background: var(--uc-text-muted);
}