/* Indoor Golf Fitment Calculator - Pixel-Perfect PHP Version */
/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Theme Variables */
:root {
  --deep-slate: #121212;
  --rich-charcoal: #1E1E1E;
  --medium-charcoal: #2A2A2A;
  --performance-green: #00A862;
  --bright-green: #00FF41;
  --muted-gold: #C5A059;
  --warning-amber: #F39C12;
  --off-white: #F5F5F5;
  --medium-grey: #9E9E9E;
  --light-grey: #BDBDBD;
  --dark-grey: #757575;
  --danger-red: #E74C3C;
  --soft-grey: #a0a0a0;

  --font-inter: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Mono', monospace;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-inter);
  background-color: var(--deep-slate);
  color: var(--off-white);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #0a0a0a;
}

::-webkit-scrollbar-thumb {
  background: var(--bright-green);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #00cc33;
}

/* Selection colors */
::selection {
  background: var(--bright-green);
  color: #0a0a0a;
}

::-moz-selection {
  background: var(--bright-green);
  color: #0a0a0a;
}

/* Utility Classes */
.size-full {
  width: 100%;
  height: 100%;
}

.min-h-screen {
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.hidden {
  display: none !important;
}

/* ===== VIEW CONTAINER ===== */
.view-container {
  position: relative;
  min-height: 100vh;
  background-color: var(--deep-slate);
  overflow: hidden;
}

/* ===== BACKGROUND PATTERNS ===== */
.blueprint-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 40px, var(--performance-green) 40px, var(--performance-green) 41px),
    repeating-linear-gradient(90deg, transparent, transparent 40px, var(--performance-green) 40px, var(--performance-green) 41px);
  background-size: 40px 40px;
  opacity: 0.06;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.1) 60%, rgba(0,0,0,0.2) 80%, rgba(0,0,0,0.4) 100%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.1) 60%, rgba(0,0,0,0.2) 80%, rgba(0,0,0,0.4) 100%);
}

.blueprint-grid-results {
  opacity: 0.08;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 50%, rgba(0,0,0,0.15) 70%, rgba(0,0,0,0.3) 90%, rgba(0,0,0,0.5) 100%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 50%, rgba(0,0,0,0.15) 70%, rgba(0,0,0,0.3) 90%, rgba(0,0,0,0.5) 100%);
}

.calculator-grid {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image:
    linear-gradient(rgba(46, 204, 113, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 204, 113, 0.4) 1px, transparent 1px);
  background-size: 40px 40px;
}

.ambient-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ambient-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at top, rgba(0,168,98,0.15) 0%, rgba(0,168,98,0.05) 30%, transparent 70%);
  filter: blur(80px);
  opacity: 0.8;
}

.ambient-glow-results::before {
  opacity: 0.1;
  background: radial-gradient(ellipse at top, rgba(0,168,98,0.2) 0%, rgba(0,168,98,0.05) 30%, transparent 70%);
}

.vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 0%, transparent 30%, rgba(18,18,18,0.3) 60%, rgba(18,18,18,0.7) 85%, rgba(18,18,18,0.9) 100%);
}

.vignette-results {
  background: radial-gradient(ellipse at center, transparent 0%, transparent 20%, rgba(18,18,18,0.3) 50%, rgba(18,18,18,0.7) 80%, rgba(18,18,18,0.9) 100%);
}

/* Golfer Silhouette */
.golfer-silhouette {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.04;
  pointer-events: none;
  filter: blur(48px);
}

/* ===== NAVIGATION ===== */
.back-button {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--medium-grey);
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-inter);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

.back-button:hover {
  color: var(--performance-green);
}

.back-button svg {
  width: 1.25rem;
  height: 1.25rem;
}

.logo {
  position: absolute;
  z-index: 20;
}

.logo-center {
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
}

.logo-right {
  top: 1.5rem;
  right: 1.5rem;
}

.logo img {
  width: 4rem;
  opacity: 1;
}

@media (min-width: 768px) {
  .logo img {
    width: 5rem;
  }
}

/* ===== HERO PAGE ===== */
.hero-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 3rem 1rem;
}

.hero-logo {
  margin-bottom: 1rem;
  animation: fadeInDown 0.8s ease-out;
}

.hero-logo img {
  width: 6rem;
}

@media (min-width: 768px) {
  .hero-logo img {
    width: 7rem;
  }
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(0, 168, 98, 0.2);
  background: rgba(0, 168, 98, 0.05);
  border-radius: 9999px;
  margin-bottom: 1rem;
  animation: fadeInDown 0.6s ease-out 0.2s backwards;
}

.hero-badge svg {
  width: 1rem;
  height: 1rem;
  color: var(--performance-green);
}

.hero-badge span {
  font-size: 0.875rem;
  color: var(--medium-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.hero-title {
  font-size: 3rem;
  text-align: center;
  margin-bottom: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--off-white);
  animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-title .highlight {
  color: var(--performance-green);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 4.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 6rem;
  }
}

.hero-subtitle {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 1rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--medium-grey);
  animation: fadeIn 0.8s ease-out 0.6s backwards;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.875rem;
  }
}

.hero-description {
  font-size: 1.125rem;
  text-align: center;
  max-width: 48rem;
  margin-bottom: 2rem;
  line-height: 1.6;
  color: var(--medium-grey);
  animation: fadeInUp 0.8s ease-out 0.8s backwards;
}

.hero-description strong {
  color: var(--off-white);
  font-weight: 400;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: 1.25rem;
  }
}

.hero-checkmarks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
  animation: fadeInUp 0.8s ease-out 1s backwards;
}

@media (min-width: 768px) {
  .hero-checkmarks {
    gap: 2rem;
  }
}

.hero-checkmarks .check-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-checkmarks .check-icon {
  color: var(--performance-green);
  font-size: 1.125rem;
}

.hero-checkmarks .check-text {
  color: var(--off-white);
  font-size: 1rem;
  font-weight: 500;
}

@media (min-width: 768px) {
  .hero-checkmarks .check-text {
    font-size: 1.125rem;
  }
}

/* CTA Button */
.cta-button {
  position: relative;
  padding: 1.5rem 3rem;
  border-radius: 0.5rem;
  overflow: hidden;
  cursor: pointer;
  font-family: var(--font-inter);
  font-weight: 600;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(0, 168, 98, 0.15);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(0, 168, 98, 0.5);
  color: var(--performance-green);
  text-shadow: 0 0 20px rgba(0, 168, 98, 0.8);
  box-shadow:
    0 0 20px rgba(0, 168, 98, 0.3),
    inset 0 0 30px rgba(0, 168, 98, 0.1),
    inset 0 -2px 10px rgba(0, 168, 98, 0.2);
  transition: transform 0.2s, box-shadow 0.3s;
  animation: fadeInScale 0.6s ease-out 1.2s backwards;
}

.cta-button:hover {
  transform: scale(1.05);
  box-shadow:
    0 0 30px rgba(0, 168, 98, 0.4),
    inset 0 0 40px rgba(0, 168, 98, 0.15),
    inset 0 -2px 15px rgba(0, 168, 98, 0.25);
}

.cta-button:active {
  transform: scale(0.95);
}

.cta-button .btn-content {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cta-button .btn-content svg {
  width: 1.5rem;
  height: 1.5rem;
  transition: transform 0.2s;
  filter: drop-shadow(0 0 8px rgba(0, 168, 98, 0.8));
}

.cta-button:hover .btn-content svg {
  transform: translateX(4px);
}

.cta-button .btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 168, 98, 0.3), transparent, transparent);
  opacity: 0.5;
}

.cta-button .btn-edge {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(to right, transparent, rgba(0, 168, 98, 0.6), transparent);
}

.cta-button .btn-shimmer {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent, rgba(0, 168, 98, 0.2), transparent);
  animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

.cta-button .btn-hover-glow {
  position: absolute;
  inset: 0;
  background: rgba(0, 168, 98, 0.1);
  opacity: 0;
  filter: blur(20px);
  transition: opacity 0.3s;
}

.cta-button:hover .btn-hover-glow {
  opacity: 1;
}

/* Feature Pills */
.feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 4rem;
  animation: fadeInUp 0.8s ease-out 1.4s backwards;
}

.feature-pill {
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--medium-charcoal);
  background: var(--rich-charcoal);
  border-radius: 0.5rem;
  backdrop-filter: blur(4px);
}

.feature-pill span {
  color: var(--medium-grey);
  font-size: 0.875rem;
  letter-spacing: 0.025em;
}

/* ===== CALCULATOR PAGE ===== */
.calculator-container {
  position: relative;
  z-index: 10;
  /* Mobile: account for back button (5rem) + sticky status header (2.5rem) = 7.5rem + 1rem buffer */
  padding: 8.5rem 1rem 3rem;
  min-height: 100vh;
}

@media (min-width: 1024px) {
  .calculator-container {
    padding: 3rem 1rem;
  }
}

.calculator-layout {
  max-width: 80rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .calculator-layout {
    grid-template-columns: 2fr 3fr;
    gap: 3rem;
  }
}

/* Section Headers */
.section-header {
  margin-bottom: 2rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(46, 204, 113, 0.2);
  background: rgba(46, 204, 113, 0.05);
  border-radius: 0.25rem;
  margin-bottom: 1rem;
}

.section-badge.green {
  border-color: rgba(0, 168, 98, 0.2);
  background: rgba(0, 168, 98, 0.05);
}

.section-badge span {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.section-badge.green span {
  color: var(--performance-green);
}

.section-badge span {
  color: #2ECC71;
}

.section-title {
  font-size: 1.5rem;
  color: var(--off-white);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.section-description {
  font-size: 0.875rem;
  color: var(--medium-grey);
}

/* Input Cards */
.input-stack {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.input-card {
  padding: 1.5rem;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.input-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.input-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--medium-grey);
  font-weight: 500;
}

.input-value {
  font-size: 1.5rem;
  font-family: var(--font-mono);
}

.input-value.green {
  color: var(--performance-green);
}

.input-value.amber {
  color: var(--warning-amber);
}

/* Range Slider */
.range-slider {
  width: 100%;
  height: 4px;
  border-radius: 9999px;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  background: var(--medium-charcoal);
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--performance-green);
  cursor: pointer;
  border: 2px solid var(--deep-slate);
  box-shadow: 0 2px 4px rgba(0, 168, 98, 0.3);
  transition: all 0.2s;
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 8px rgba(0, 168, 98, 0.4);
}

.range-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--performance-green);
  cursor: pointer;
  border: 2px solid var(--deep-slate);
  box-shadow: 0 2px 4px rgba(0, 168, 98, 0.3);
  transition: all 0.2s;
}

.range-slider::-moz-range-thumb:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 8px rgba(0, 168, 98, 0.4);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--medium-grey);
}

/* Hand Dominance Buttons */
.hand-buttons {
  display: flex;
  gap: 1rem;
}

.hand-button {
  flex: 1;
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--medium-charcoal);
  background: var(--deep-slate);
  color: var(--medium-grey);
  font-family: var(--font-inter);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.hand-button:hover {
  border-color: rgba(0, 168, 98, 0.3);
}

.hand-button.active {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.1);
  color: var(--performance-green);
  box-shadow: 0 1px 3px rgba(0, 168, 98, 0.1);
}

/* Analyze Button */
.analyze-button {
  width: 100%;
  padding: 1.5rem 2rem;
  background: var(--performance-green);
  color: var(--deep-slate);
  border: none;
  border-radius: 0.5rem;
  font-family: var(--font-inter);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 168, 98, 0.2);
  transition: all 0.2s;
}

.analyze-button:hover {
  background: rgba(0, 168, 98, 0.9);
}

.analyze-button.desktop-only {
  display: none;
}

@media (min-width: 1024px) {
  .analyze-button.desktop-only {
    display: block;
  }

  .analyze-button.mobile-only {
    display: none;
  }
}

/* Visualization Panel */
.viz-panel {
  padding: 1.5rem;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.viz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.viz-title {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--performance-green);
  font-weight: 500;
}

.view-toggle {
  display: flex;
  gap: 0.5rem;
}

.view-toggle-btn {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 0.25rem;
  border: 1px solid var(--medium-charcoal);
  background: transparent;
  color: var(--medium-grey);
  font-family: var(--font-inter);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.view-toggle-btn:hover {
  border-color: rgba(0, 168, 98, 0.3);
}

.view-toggle-btn.active {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.1);
  color: var(--performance-green);
}

/* Visualization Container */
.viz-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--deep-slate);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.5rem;
  overflow: hidden;
}

.viz-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.2;
}

.viz-grid pattern path {
  stroke: var(--bright-green);
  stroke-width: 0.5;
  fill: none;
}

.viz-note {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--soft-grey);
}

/* Top-Down View Elements */
.room-boundary {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 2px solid #ffffff;
  border-radius: 0.25rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.room-label {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  font-size: 0.75rem;
  color: #ffffff;
  font-family: var(--font-mono);
}

.radar-threshold-line {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  border-top: 2px dashed;
  transition: all 0.3s;
}

.radar-threshold-line.compatible {
  border-color: var(--bright-green);
}

.radar-threshold-line.incompatible {
  border-color: #FF3366;
}

.radar-label {
  position: absolute;
  top: -1.25rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  white-space: nowrap;
  font-family: var(--font-mono);
}

.radar-label.compatible {
  background: rgba(0, 255, 65, 0.2);
  color: var(--bright-green);
}

.radar-label.incompatible {
  background: rgba(255, 51, 102, 0.2);
  color: #FF3366;
}

.golfer-dot {
  position: absolute;
  left: 50%;
  bottom: 20%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bright-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.2); }
}

/* Side Profile View Elements */
.floor-line {
  position: absolute;
  bottom: 15%;
  left: 0;
  right: 0;
  height: 2px;
  background: #ffffff;
}

.floor-label {
  position: absolute;
  left: 0.5rem;
  top: -1.25rem;
  font-size: 0.75rem;
  color: var(--soft-grey);
  font-family: var(--font-mono);
}

.ceiling-line {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 2px dashed;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ceiling-line.safe {
  border-color: var(--bright-green);
}

.ceiling-line.unsafe {
  border-color: #FF3366;
}

.ceiling-label {
  position: absolute;
  right: 0.5rem;
  top: -1.25rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
}

.ceiling-label.safe {
  color: var(--bright-green);
}

.ceiling-label.unsafe {
  color: #FF3366;
}

.clearance-bar {
  position: absolute;
  left: 20%;
  width: 4px;
  bottom: 15%;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.clearance-bar.safe {
  background: var(--bright-green);
}

.clearance-bar.unsafe {
  background: #FF3366;
}

.clearance-label {
  position: absolute;
  left: 0.75rem;
  top: 60%;
  transform: translateY(-50%);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  white-space: nowrap;
  font-family: var(--font-mono);
}

.clearance-label.safe {
  background: rgba(0, 255, 65, 0.2);
  color: var(--bright-green);
}

.clearance-label.unsafe {
  background: rgba(255, 51, 102, 0.2);
  color: #FF3366;
}

.required-line {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 1px dashed var(--warning-amber);
  opacity: 0.6;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.required-label {
  position: absolute;
  left: 0.5rem;
  top: -1.25rem;
  font-size: 0.75rem;
  color: var(--warning-amber);
  font-family: var(--font-mono);
}

.golfer-height-bar {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  bottom: 15%;
  background: rgba(0, 255, 65, 0.5);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.golfer-height-label {
  position: absolute;
  top: -1.5rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  background: rgba(0, 255, 65, 0.2);
  color: var(--bright-green);
  white-space: nowrap;
  font-family: var(--font-mono);
}

.swing-arc-container {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 15%;
  margin-left: -150px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.swing-arc {
  opacity: 0.5;
}

.swing-arc ellipse {
  fill: none;
  stroke-width: 4;
  stroke-dasharray: 8 8;
  opacity: 0.7;
}

.swing-arc.safe ellipse {
  stroke: var(--bright-green);
}

.swing-arc.unsafe ellipse {
  stroke: #FF3366;
}

.height-ruler {
  position: absolute;
  left: 10%;
  bottom: 15%;
  width: 1px;
  height: 70%;
  background: rgba(0, 255, 65, 0.3);
}

.height-ruler-tick {
  position: absolute;
  left: 0;
  width: 8px;
  height: 1px;
  background: rgba(0, 255, 65, 0.5);
}

/* Hardware Compatibility Panel */
.hardware-panel {
  padding: 1.5rem;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.hardware-title {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--performance-green);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hardware-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.hardware-card {
  padding: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid;
  text-align: center;
  transition: all 0.3s;
}

.hardware-card.compatible {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.05);
}

.hardware-card.incompatible {
  border-color: var(--danger-red);
  background: rgba(231, 76, 60, 0.05);
  opacity: 0.6;
  transform: scale(0.97);
}

.hardware-card.marginal {
  border-color: var(--warning-amber);
  background: rgba(243, 156, 18, 0.05);
}

.hardware-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  border: 1px solid;
  position: relative;
}

.hardware-card.compatible .hardware-icon {
  background: rgba(0, 168, 98, 0.1);
  border-color: var(--performance-green);
}

.hardware-card.incompatible .hardware-icon {
  background: rgba(231, 76, 60, 0.1);
  border-color: var(--danger-red);
}

.hardware-card.marginal .hardware-icon {
  background: rgba(243, 156, 18, 0.1);
  border-color: var(--warning-amber);
}

.hardware-icon svg {
  width: 2rem;
  height: 2rem;
}

.hardware-card.compatible .hardware-icon svg {
  color: var(--performance-green);
}

.hardware-card.incompatible .hardware-icon svg {
  color: var(--medium-grey);
}

.hardware-card.marginal .hardware-icon svg {
  color: var(--warning-amber);
}

.hardware-icon .x-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hardware-icon .x-overlay .x-circle {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--danger-red);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hardware-icon .x-overlay svg {
  width: 2rem;
  height: 2rem;
  color: var(--deep-slate);
  stroke-width: 3;
}

.hardware-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.hardware-card.compatible .hardware-name {
  color: var(--performance-green);
}

.hardware-card.incompatible .hardware-name {
  color: var(--danger-red);
}

.hardware-card.marginal .hardware-name {
  color: var(--warning-amber);
}

.hardware-status {
  font-size: 0.875rem;
}

.hardware-card.compatible .hardware-status {
  color: var(--performance-green);
}

.hardware-card.incompatible .hardware-status {
  color: var(--danger-red);
}

.hardware-card.marginal .hardware-status {
  color: var(--warning-amber);
}

.hardware-note {
  font-size: 0.75rem;
  color: var(--medium-grey);
  margin-top: 0.5rem;
}

/* Clearance Verification Panel */
.clearance-panel {
  padding: 1.5rem;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.clearance-title {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--performance-green);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.clearance-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.clearance-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid;
  transition: all 0.3s;
}

.clearance-item.pass {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.05);
}

.clearance-item.warning {
  border-color: var(--warning-amber);
  background: rgba(243, 156, 18, 0.05);
}

.clearance-item.fail {
  border-color: var(--danger-red);
  background: rgba(231, 76, 60, 0.05);
}

.clearance-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.clearance-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.clearance-item.pass .clearance-icon {
  background: var(--performance-green);
}

.clearance-item.warning .clearance-icon {
  background: var(--warning-amber);
}

.clearance-item.fail .clearance-icon {
  background: var(--danger-red);
}

.clearance-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--deep-slate);
  stroke-width: 2.5;
}

.clearance-details h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--off-white);
}

.clearance-details p {
  font-size: 0.75rem;
  color: var(--medium-grey);
}

.clearance-status {
  font-size: 1.125rem;
  font-family: var(--font-mono);
  font-weight: 600;
}

.clearance-item.pass .clearance-status {
  color: var(--performance-green);
}

.clearance-item.warning .clearance-status {
  color: var(--warning-amber);
}

.clearance-item.fail .clearance-status {
  color: var(--danger-red);
}

/* ===== RESULTS PAGE ===== */
.results-container {
  position: relative;
  z-index: 10;
  padding: 1.5rem 1rem;
  min-height: 100vh;
}

.results-header {
  text-align: center;
  margin-bottom: 1.5rem;
  margin-top: 3rem;
}

.results-title {
  font-size: 1.875rem;
  margin-bottom: 0.5rem;
  font-weight: 300;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .results-title {
    font-size: 3rem;
  }
}

.results-title.pass {
  color: var(--performance-green);
}

.results-title.warning {
  color: var(--warning-amber);
}

.results-title.fail {
  color: var(--danger-red);
}

.results-subtitle {
  font-size: 1.125rem;
  color: var(--medium-grey);
}

/* Overall Status Card */
.overall-status-card {
  max-width: 56rem;
  margin: 0 auto 1.5rem;
  padding: 1.5rem;
  border: 1px solid;
  border-radius: 0.5rem;
}

.overall-status-card.pass {
  border-color: rgba(0, 168, 98, 0.3);
  background: rgba(0, 168, 98, 0.05);
  box-shadow: 0 4px 24px rgba(0, 168, 98, 0.15);
}

.overall-status-card.warning {
  border-color: rgba(243, 156, 18, 0.3);
  background: rgba(243, 156, 18, 0.05);
  box-shadow: 0 4px 24px rgba(243, 156, 18, 0.15);
}

.overall-status-card.fail {
  border-color: rgba(231, 76, 60, 0.3);
  background: rgba(231, 76, 60, 0.05);
  box-shadow: 0 4px 24px rgba(231, 76, 60, 0.15);
}

.status-card-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.status-card-info h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 300;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .status-card-info h2 {
    font-size: 1.875rem;
  }
}

.status-card-info h2.pass {
  color: var(--performance-green);
}

.status-card-info h2.warning {
  color: var(--warning-amber);
}

.status-card-info h2.fail {
  color: var(--danger-red);
}

.iron-approved-badge {
  font-size: 1rem;
  padding: 0.375rem 0.75rem;
  border-radius: 0.25rem;
  border: 1px solid var(--performance-green);
  background: rgba(0, 168, 98, 0.1);
  color: var(--performance-green);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-card-info p {
  color: var(--medium-grey);
  margin-bottom: 0.75rem;
}

.iron-approval-message {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(0, 168, 98, 0.1);
  border: 1px solid rgba(0, 168, 98, 0.3);
  border-radius: 0.5rem;
}

.iron-approval-message p {
  color: var(--performance-green);
  margin: 0;
}

.status-score {
  text-align: center;
}

.status-score .score-value {
  font-size: 3rem;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .status-score .score-value {
    font-size: 3.75rem;
  }
}

.status-score .score-value.pass {
  color: var(--performance-green);
}

.status-score .score-value.warning {
  color: var(--warning-amber);
}

.status-score .score-value.fail {
  color: var(--danger-red);
}

.status-score .score-label {
  font-size: 0.75rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

/* Detailed Checks */
.detailed-checks {
  max-width: 56rem;
  margin: 0 auto 3rem;
  display: grid;
  gap: 1.5rem;
}

.check-card {
  padding: 1.5rem;
  border: 1px solid var(--medium-charcoal);
  background: var(--rich-charcoal);
  border-radius: 0.5rem;
}

.check-card-content {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.check-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  margin-top: 0.25rem;
}

.check-icon.pass {
  color: var(--performance-green);
}

.check-icon.warning {
  color: var(--warning-amber);
}

.check-icon.fail {
  color: var(--danger-red);
}

.check-details {
  flex: 1;
}

.check-details h3 {
  font-size: 1.25rem;
  color: var(--off-white);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.check-details .check-value {
  color: var(--medium-grey);
  margin-bottom: 0.5rem;
}

/* Pivot Card */
.pivot-card {
  margin-top: 1rem;
  padding: 1.25rem;
  background: rgba(0, 168, 98, 0.1);
  border: 1px solid var(--performance-green);
  border-radius: 0.5rem;
  box-shadow: 0 4px 16px rgba(0, 168, 98, 0.2);
}

.pivot-card-content {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.pivot-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--performance-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pivot-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--deep-slate);
}

.pivot-details h4 {
  font-size: 1.125rem;
  color: var(--performance-green);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.pivot-details p {
  color: var(--off-white);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Standard Recommendation */
.recommendation-box {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--deep-slate);
  border: 1px solid rgba(243, 156, 18, 0.3);
  border-radius: 0.25rem;
}

.recommendation-box p {
  font-size: 0.875rem;
  color: var(--warning-amber);
}

/* Depth Restriction Warning Card */
.check-card.warning-card {
  border-color: var(--warning-amber);
  background: rgba(243, 156, 18, 0.05);
}

.check-card.warning-card .check-details h3 {
  color: var(--warning-amber);
  font-size: 1.1rem;
}

.check-card.warning-card .check-value.warning {
  color: var(--warning-amber);
}

.depth-warning-box {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--deep-slate);
  border: 1px solid var(--warning-amber);
  border-left: 4px solid var(--warning-amber);
  border-radius: 0.25rem;
}

.depth-warning-box p {
  font-size: 0.875rem;
  color: var(--off-white);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.depth-warning-box p:last-child {
  margin-bottom: 0;
}

.depth-warning-box .depth-recommendation {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(243, 156, 18, 0.3);
  color: var(--warning-amber);
}

/* Hardware Compatibility Section - Results */
.results-hardware-section {
  max-width: 56rem;
  margin: 0 auto 3rem;
  padding: 1.5rem;
  border: 1px solid var(--medium-charcoal);
  background: var(--rich-charcoal);
  border-radius: 0.5rem;
}

.results-hardware-section h3 {
  font-size: 1.25rem;
  color: var(--performance-green);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.results-hardware-section .depth-info {
  font-size: 0.875rem;
  color: var(--medium-grey);
  margin-bottom: 1.5rem;
}

.results-hardware-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .results-hardware-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.results-hardware-card {
  padding: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid;
  text-align: center;
  transition: all 0.2s;
}

.results-hardware-card.compatible {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.05);
  box-shadow: 0 4px 16px rgba(0, 168, 98, 0.15);
}

.results-hardware-card.incompatible {
  border-color: var(--medium-charcoal);
  background: var(--deep-slate);
  opacity: 0.6;
}

.results-hardware-card.optimized {
  box-shadow: 0 4px 16px rgba(0, 168, 98, 0.2);
}

.results-hardware-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  border: 2px solid;
  position: relative;
}

.results-hardware-card.compatible .results-hardware-icon {
  background: rgba(0, 168, 98, 0.2);
  border-color: var(--performance-green);
}

.results-hardware-card.incompatible .results-hardware-icon {
  background: var(--rich-charcoal);
  border-color: var(--medium-charcoal);
}

.results-hardware-icon svg {
  width: 2rem;
  height: 2rem;
}

.results-hardware-card.compatible .results-hardware-icon svg {
  color: var(--performance-green);
}

.results-hardware-card.incompatible .results-hardware-icon svg {
  color: var(--dark-grey);
}

.results-hardware-card h4 {
  font-size: 1.125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.results-hardware-card.compatible h4 {
  color: var(--performance-green);
}

.results-hardware-card.incompatible h4 {
  color: var(--dark-grey);
}

.results-hardware-card .status-text {
  font-size: 0.875rem;
}

.results-hardware-card.compatible .status-text {
  color: var(--off-white);
}

.results-hardware-card.compatible .status-text.optimized {
  color: var(--performance-green);
  font-weight: 600;
}

.results-hardware-card.incompatible .status-text {
  color: var(--dark-grey);
}

.results-hardware-card .note-text {
  font-size: 0.75rem;
  color: var(--dark-grey);
  margin-top: 0.5rem;
}

/* Specifications Section */
.specs-section {
  max-width: 56rem;
  margin: 0 auto 3rem;
  padding: 2rem;
  border: 1px solid var(--medium-charcoal);
  background: var(--rich-charcoal);
  border-radius: 0.5rem;
}

.specs-section h3 {
  font-size: 1.5rem;
  color: var(--performance-green);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .specs-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.spec-item .spec-label {
  font-size: 0.875rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.spec-item .spec-value {
  font-size: 1.5rem;
  color: var(--off-white);
  font-family: var(--font-mono);
  font-weight: 600;
}

/* Iron-Only Configuration Prescription */
.iron-config-section {
  max-width: 56rem;
  margin: 0 auto 3rem;
  padding: 2rem;
  border: 1px solid var(--performance-green);
  background: rgba(0, 168, 98, 0.05);
  border-radius: 0.5rem;
  box-shadow: 0 4px 24px rgba(0, 168, 98, 0.2);
}

.iron-config-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.iron-config-icon {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(0, 168, 98, 0.2);
  border: 2px solid var(--performance-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.iron-config-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--performance-green);
}

.iron-config-content h3 {
  font-size: 1.5rem;
  color: var(--performance-green);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .iron-config-content h3 {
    font-size: 1.875rem;
  }
}

.iron-config-content > p {
  font-size: 1.125rem;
  color: var(--off-white);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.iron-config-content .highlight-unsafe {
  color: var(--danger-red);
  font-weight: 700;
}

.iron-config-content .highlight-safe {
  color: var(--performance-green);
  font-weight: 700;
}

.package-includes {
  padding: 1rem;
  background: var(--deep-slate);
  border: 1px solid rgba(0, 168, 98, 0.3);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.package-includes h4 {
  font-size: 0.875rem;
  color: var(--performance-green);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.package-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.package-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--medium-grey);
}

.package-list li .check {
  color: var(--performance-green);
  margin-top: 0.125rem;
}

.engineering-note {
  padding: 1rem;
  background: rgba(0, 168, 98, 0.1);
  border-left: 4px solid var(--performance-green);
  border-radius: 0.25rem;
}

.engineering-note p {
  font-size: 0.875rem;
  color: var(--performance-green);
}

/* Action Buttons */
.action-section {
  max-width: 56rem;
  margin: 0 auto;
}

.recommendation-text {
  text-align: center;
  margin-bottom: 1.5rem;
}

.recommendation-text .label {
  font-size: 0.875rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.recommendation-text .value {
  font-size: 1.125rem;
  color: var(--performance-green);
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .action-buttons {
    flex-direction: row;
  }
}

/* Top View Bundles button - constrain width on desktop */
#view-bundles-btn-top {
  max-width: 400px;
  margin: 0 auto 1.5rem;
}

.action-button {
  flex: 1;
  padding: 1rem 2rem;
  border-radius: 0.5rem;
  font-family: var(--font-inter);
  font-weight: 500;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.action-button.secondary {
  border: 1px solid var(--medium-charcoal);
  background: transparent;
  color: var(--medium-grey);
}

.action-button.secondary:hover {
  background: var(--medium-charcoal);
  color: var(--off-white);
}

.action-button.primary {
  border: none;
  background: var(--performance-green);
  color: var(--deep-slate);
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 168, 98, 0.3);
}

.action-button.primary:hover {
  background: rgba(0, 168, 98, 0.9);
}

.action-button svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ===== BUNDLES PAGE ===== */
.bundles-header {
  text-align: center;
  margin-bottom: 3rem;
}

.bundles-header .sub-label {
  font-size: 0.875rem;
  color: rgba(0, 168, 98, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.bundles-header h1 {
  font-size: 1.875rem;
  font-weight: 300;
  color: var(--off-white);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .bundles-header h1 {
    font-size: 3rem;
  }
}

.diagnosis-box {
  max-width: 48rem;
  margin: 0 auto;
  padding: 1.5rem;
  border: 1px solid rgba(0, 168, 98, 0.2);
  background: var(--rich-charcoal);
  border-radius: 0.5rem;
  position: relative;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.diagnosis-box .corner {
  position: absolute;
  width: 0.75rem;
  height: 0.75rem;
  border-color: rgba(0, 168, 98, 0.4);
}

.diagnosis-box .corner.top-left {
  top: 0;
  left: 0;
  border-top: 1px solid;
  border-left: 1px solid;
}

.diagnosis-box .corner.top-right {
  top: 0;
  right: 0;
  border-top: 1px solid;
  border-right: 1px solid;
}

.diagnosis-box .corner.bottom-left {
  bottom: 0;
  left: 0;
  border-bottom: 1px solid;
  border-left: 1px solid;
}

.diagnosis-box .corner.bottom-right {
  bottom: 0;
  right: 0;
  border-bottom: 1px solid;
  border-right: 1px solid;
}

.diagnosis-box p {
  color: var(--light-grey);
  text-align: left;
  line-height: 1.6;
}

.bundles-section-title {
  text-align: center;
  font-size: 1.5rem;
  color: var(--off-white);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

/* Bundle Cards Grid */
.bundles-grid {
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 80rem;
  margin: 0 auto 3rem;
}

@media (min-width: 768px) {
  .bundles-grid {
    display: grid;
  }
}

/* Mobile Carousel */
.bundles-carousel {
  position: relative;
  padding-bottom: 1rem;
}

@media (min-width: 768px) {
  .bundles-carousel {
    display: none;
  }
}

.bundles-carousel-inner {
  display: flex;
  gap: 1rem;
  padding: 0 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.bundles-carousel-inner::-webkit-scrollbar {
  display: none;
}

.bundle-card-wrapper {
  flex: 0 0 85vw;
  max-width: 400px;
  scroll-snap-align: center;
}

.swipe-hint {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--soft-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.swipe-hint svg {
  width: 1rem;
  height: 1rem;
}

/* Bundle Card */
.bundle-card {
  position: relative;
  border-radius: 0.5rem;
  overflow: hidden;
  border: 1px solid;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--rich-charcoal);
}

.bundle-card.essential {
  border-color: var(--medium-charcoal);
}

.bundle-card.recommended {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.05);
  transform: scale(1.05);
  box-shadow: 0 8px 32px rgba(0, 168, 98, 0.2), 0 0 0 1px rgba(0, 168, 98, 0.1);
}

.bundle-card.premium {
  border-color: var(--muted-gold);
}

.bundle-card.recommended .pulse-border {
  position: absolute;
  inset: 0;
  border: 2px solid var(--performance-green);
  border-radius: 0.5rem;
  pointer-events: none;
  animation: pulseBorder 3s infinite;
}

@keyframes pulseBorder {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.5; }
}

.bundle-badge-header {
  padding: 0.75rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid;
}

.bundle-card.essential .bundle-badge-header {
  border-color: var(--medium-charcoal);
  background: var(--deep-slate);
}

.bundle-card.recommended .bundle-badge-header {
  border-color: var(--performance-green);
  background: rgba(0, 168, 98, 0.1);
}

.bundle-card.premium .bundle-badge-header {
  border-color: var(--muted-gold);
  background: rgba(197, 160, 89, 0.1);
}

.bundle-badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.bundle-card.essential .bundle-badge {
  color: var(--medium-grey);
}

.bundle-card.recommended .bundle-badge {
  color: var(--performance-green);
}

.bundle-card.premium .bundle-badge {
  color: var(--muted-gold);
}

.bundle-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.bundle-name {
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 1.5rem;
}

.bundle-card.essential .bundle-name {
  color: var(--light-grey);
}

.bundle-card.recommended .bundle-name {
  color: var(--performance-green);
}

.bundle-card.premium .bundle-name {
  color: var(--muted-gold);
}

/* Loadout Items */
.loadout-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.loadout-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--deep-slate);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.25rem;
}

.loadout-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
}

.bundle-card.recommended .loadout-icon {
  background: rgba(0, 168, 98, 0.1);
  border-color: rgba(0, 168, 98, 0.3);
}

.loadout-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--medium-grey);
}

.bundle-card.recommended .loadout-icon svg {
  color: var(--performance-green);
}

.loadout-details {
  flex: 1;
  min-width: 0;
}

.loadout-category {
  font-size: 0.75rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.loadout-name {
  font-size: 0.875rem;
  color: var(--off-white);
  font-weight: 500;
}

.loadout-compat {
  font-size: 0.75rem;
  color: var(--medium-grey);
}

/* Retailer Badge */
.loadout-retailer {
  margin-top: 0.25rem;
}

.retailer-badge {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--off-white);
  background: var(--medium-charcoal);
  padding: 0.125rem 0.375rem;
  border-radius: 0.125rem;
}

.bundle-card.recommended .retailer-badge {
  background: rgba(0, 168, 98, 0.2);
  color: var(--performance-green);
}

/* Shop Button */
.shop-btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.75rem;
  background: var(--rich-charcoal);
  border: 1px solid var(--medium-charcoal);
  border-radius: 0.25rem;
  color: var(--off-white);
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
  margin-left: auto;
}

.shop-btn:hover {
  background: var(--performance-green);
  border-color: var(--performance-green);
  color: var(--near-black);
}

.shop-btn svg {
  width: 14px;
  height: 14px;
}

.bundle-card.recommended .shop-btn {
  background: rgba(0, 168, 98, 0.15);
  border-color: rgba(0, 168, 98, 0.4);
  color: var(--performance-green);
}

.bundle-card.recommended .shop-btn:hover {
  background: var(--performance-green);
  color: var(--near-black);
}

.bundle-card.premium .shop-btn {
  background: rgba(212, 175, 55, 0.1);
  border-color: rgba(212, 175, 55, 0.3);
  color: var(--muted-gold);
}

.bundle-card.premium .shop-btn:hover {
  background: var(--muted-gold);
  color: var(--near-black);
}

/* Price Section */
.bundle-price-section {
  border-top: 1px solid var(--medium-charcoal);
  padding-top: 1.5rem;
  margin-top: auto;
}

.bundle-price {
  text-align: center;
  margin-bottom: 1rem;
}

.bundle-price .price-value {
  font-size: 2.5rem;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.bundle-card.essential .price-value {
  color: var(--off-white);
}

.bundle-card.recommended .price-value {
  color: var(--performance-green);
}

.bundle-card.premium .price-value {
  color: var(--muted-gold);
}

.bundle-price .price-label {
  font-size: 0.75rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Buy Package Button */
.bundle-actions {
  margin-top: 1rem;
  padding: 0 0.5rem;
}

.bundle-buy-btn {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-inter);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.bundle-buy-btn svg {
  flex-shrink: 0;
}

.bundle-card.essential .bundle-buy-btn {
  background: var(--medium-charcoal);
  color: var(--off-white);
  border: 1px solid var(--dark-charcoal);
}

.bundle-card.essential .bundle-buy-btn:hover {
  background: #3A3A3A;
  border-color: var(--slate-gray);
}

.bundle-card.recommended .bundle-buy-btn {
  background: var(--performance-green);
  color: var(--deep-slate);
  box-shadow: 0 4px 12px rgba(0, 168, 98, 0.3);
}

.bundle-card.recommended .bundle-buy-btn:hover {
  background: #00c76e;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 168, 98, 0.4);
}

.bundle-card.premium .bundle-buy-btn {
  background: var(--muted-gold);
  color: var(--deep-slate);
}

.bundle-card.premium .bundle-buy-btn:hover {
  background: #d4b05c;
  transform: translateY(-1px);
}

.bundle-select-btn {
  width: 100%;
  padding: 0.75rem 1.5rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  font-family: var(--font-inter);
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.bundle-card.essential .bundle-select-btn {
  background: var(--medium-charcoal);
  color: var(--off-white);
}

.bundle-card.essential .bundle-select-btn:hover {
  background: #3A3A3A;
}

.bundle-card.recommended .bundle-select-btn {
  background: var(--performance-green);
  color: var(--deep-slate);
  box-shadow: 0 4px 12px rgba(0, 168, 98, 0.3);
}

.bundle-card.recommended .bundle-select-btn:hover {
  background: rgba(0, 168, 98, 0.9);
}

.bundle-card.premium .bundle-select-btn {
  background: var(--muted-gold);
  color: var(--deep-slate);
}

.bundle-card.premium .bundle-select-btn:hover {
  background: rgba(197, 160, 89, 0.9);
}

.bundle-details-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  width: 100%;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s;
}

.bundle-card.essential .bundle-details-link {
  color: var(--medium-grey);
}

.bundle-card.recommended .bundle-details-link {
  color: var(--performance-green);
}

.bundle-card.premium .bundle-details-link {
  color: var(--muted-gold);
}

.bundle-details-link:hover {
  opacity: 0.8;
}

.bundle-details-link svg {
  width: 0.75rem;
  height: 0.75rem;
}

/* System Compatibility Footer */
.system-compat-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--medium-charcoal);
}

.system-compat-footer .footer-title {
  font-size: 0.75rem;
  color: var(--dark-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  text-align: center;
  margin-bottom: 0.75rem;
}

.compat-checks {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.compat-check {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
}

.compat-check .check-label {
  color: var(--medium-grey);
}

.compat-check .check-result {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-mono);
}

.compat-check .check-result.pass {
  color: var(--performance-green);
}

.compat-check .check-result.warning {
  color: var(--warning-amber);
}

.compat-check .check-result.fail {
  color: var(--danger-red);
}

.compat-check .check-result svg {
  width: 0.75rem;
  height: 0.75rem;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in-down {
  animation: fadeInDown 0.6s ease-out forwards;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.6s ease-out forwards;
}

.animate-fade-in-right {
  animation: fadeInRight 0.6s ease-out forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }

/* ============================================
   MOBILE TOP SHEET - Primary Header Bar
   Fitment Status at VERY TOP of screen
   ============================================ */
@media (max-width: 1023px) {
  /* Sheet is the PRIMARY header - sits at very top */
  .mobile-sheet {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 60; /* ABOVE navbar */
    background: linear-gradient(180deg,
      rgba(10, 10, 10, 1) 0%,
      rgba(14, 14, 14, 0.98) 100%);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 168, 98, 0.3);
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
  }

  .mobile-sheet.expanded {
    border-bottom-color: rgba(0, 168, 98, 0.15);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
  }

  /* ===== NAVBAR ROW BELOW SHEET ===== */
  /* Sheet collapsed height ~48px. EXIT and logo sit in row below it */

  #calculator-view > .back-button {
    position: fixed !important;
    top: 72px !important; /* More space below sheet */
    left: 1rem !important;
    z-index: 55;
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    color: var(--off-white) !important;
    font-size: 0.875rem;
    font-weight: 500;
    background: transparent;
    padding: 0.5rem;
  }

  #calculator-view > .back-button span {
    display: inline !important;
  }

  #calculator-view > .logo {
    position: fixed !important;
    top: 64px !important; /* More space below sheet */
    left: 50% !important;
    transform: translateX(-50%) !important;
    z-index: 55;
  }

  #calculator-view > .logo img {
    width: 5rem;
    height: auto;
  }

  /* Hide calculator-grid background element */
  #calculator-view > .calculator-grid {
    display: none !important;
  }

  /* Hide the diagnostics zone on mobile - sheet has visualization */
  .diagnostics-zone {
    display: none !important;
  }

  .mobile-sheet .sheet-content {
    max-height: 0;
    padding: 0 16px !important; /* No vertical padding when collapsed */
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.32, 0.72, 0, 1),
                padding 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  }

  .mobile-sheet.expanded .sheet-content {
    max-height: 50vh;
    padding: 12px 16px 16px !important; /* Restore padding when expanded */
    overflow-y: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }

  /* Status Bar - Collapsed State */
  .sheet-handle {
    padding: 12px 16px;
    cursor: pointer;
    touch-action: none;
    user-select: none;
    /* Subtle inner glow effect */
    background: linear-gradient(180deg,
      rgba(255, 255, 255, 0.02) 0%,
      transparent 100%);
  }

  .handle-bar {
    display: none;
  }

  .sheet-status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  /* Status Indicators */
  .sheet-status-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
  }

  .sheet-status-item .icon {
    font-size: 18px;
    line-height: 1;
  }

  .sheet-status-item .label {
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 11px;
    font-weight: 500;
  }

  /* Details Button - Pill Style */
  .expand-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 168, 98, 0.15);
    border: 1px solid rgba(0, 168, 98, 0.4);
    color: var(--performance-green);
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: var(--font-mono);
  }

  .expand-btn:hover,
  .expand-btn:active {
    background: rgba(0, 168, 98, 0.25);
    border-color: rgba(0, 168, 98, 0.6);
  }

  .mobile-sheet.expanded .expand-btn {
    background: rgba(0, 168, 98, 0.25);
    border-color: var(--performance-green);
  }

  .expand-icon {
    transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1);
    font-size: 10px;
  }

  .mobile-sheet.expanded .expand-icon {
    transform: rotate(180deg);
  }

  /* Expandable Content */
  .sheet-content {
    /* Padding controlled by expanded/collapsed state above */
    background: rgba(0, 0, 0, 0.2);
  }

  /* ===== VISUALIZATION PANEL ===== */
  .sheet-viz-panel {
    background: var(--rich-charcoal);
    border: 1px solid var(--medium-charcoal);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 0;
  }

  .sheet-viz-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
  }

  .sheet-viz-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--performance-green);
    font-weight: 500;
    margin: 0;
  }

  .sheet-view-toggle {
    display: flex;
    gap: 4px;
  }

  .sheet-view-toggle-btn {
    padding: 4px 10px;
    font-size: 10px;
    border-radius: 4px;
    border: 1px solid var(--medium-charcoal);
    background: transparent;
    color: var(--medium-grey);
    font-family: var(--font-inter);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-transform: uppercase;
  }

  .sheet-view-toggle-btn:hover {
    border-color: rgba(0, 168, 98, 0.3);
  }

  .sheet-view-toggle-btn.active {
    border-color: var(--performance-green);
    background: rgba(0, 168, 98, 0.1);
    color: var(--performance-green);
  }

  /* Visualization Container */
  .sheet-viz-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--deep-slate);
    border: 1px solid var(--medium-charcoal);
    border-radius: 6px;
    overflow: hidden;
  }

  .sheet-viz-grid {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.15;
  }

  .sheet-viz-note {
    margin-top: 8px;
    font-size: 0.65rem;
    color: var(--soft-grey);
    text-align: center;
  }

  /* ===== TOP-DOWN VIEW ELEMENTS ===== */
  #sheet-topdown-view {
    position: absolute;
    inset: 0;
    display: block;
  }

  #sheet-topdown-view.hidden {
    display: none;
  }

  .sheet-room-boundary {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid #ffffff;
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .sheet-room-label {
    position: absolute;
    top: 4px;
    left: 4px;
    font-size: 0.6rem;
    color: #ffffff;
    font-family: var(--font-mono);
  }

  .sheet-radar-threshold-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 85%;
    border-top: 2px dashed;
    transition: all 0.3s;
  }

  .sheet-radar-threshold-line.compatible {
    border-color: var(--bright-green);
  }

  .sheet-radar-threshold-line.incompatible {
    border-color: #FF3366;
  }

  .sheet-radar-label {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.55rem;
    white-space: nowrap;
    font-family: var(--font-mono);
  }

  .sheet-radar-label.compatible {
    background: rgba(0, 255, 65, 0.2);
    color: var(--bright-green);
  }

  .sheet-radar-label.incompatible {
    background: rgba(255, 51, 102, 0.2);
    color: #FF3366;
  }

  .sheet-golfer-dot {
    position: absolute;
    left: 50%;
    bottom: 18%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--bright-green);
    animation: pulse 2s infinite;
  }

  /* ===== SIDE PROFILE VIEW ELEMENTS ===== */
  #sheet-sideprofile-view {
    position: absolute;
    inset: 0;
    display: block;
  }

  #sheet-sideprofile-view.hidden {
    display: none;
  }

  .sheet-floor-line {
    position: absolute;
    bottom: 12%;
    left: 5%;
    right: 5%;
    height: 2px;
    background: #ffffff;
  }

  .sheet-floor-label {
    position: absolute;
    left: 0;
    top: -12px;
    font-size: 0.5rem;
    color: var(--soft-grey);
    font-family: var(--font-mono);
  }

  .sheet-ceiling-line {
    position: absolute;
    left: 5%;
    right: 5%;
    border-top: 2px dashed;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .sheet-ceiling-line.safe {
    border-color: var(--bright-green);
  }

  .sheet-ceiling-line.unsafe {
    border-color: #FF3366;
  }

  .sheet-ceiling-label {
    position: absolute;
    right: 0;
    top: -12px;
    font-size: 0.5rem;
    font-family: var(--font-mono);
  }

  .sheet-ceiling-label.safe {
    color: var(--bright-green);
  }

  .sheet-ceiling-label.unsafe {
    color: #FF3366;
  }

  .sheet-clearance-bar {
    position: absolute;
    left: 15%;
    width: 3px;
    bottom: 12%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
  }

  .sheet-clearance-bar.safe {
    background: var(--bright-green);
  }

  .sheet-clearance-bar.unsafe {
    background: #FF3366;
  }

  .sheet-clearance-bar-label {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    padding: 2px 4px;
    border-radius: 2px;
    font-size: 0.45rem;
    white-space: nowrap;
    font-family: var(--font-mono);
  }

  .sheet-clearance-bar-label.safe {
    background: rgba(0, 255, 65, 0.2);
    color: var(--bright-green);
  }

  .sheet-clearance-bar-label.unsafe {
    background: rgba(255, 51, 102, 0.2);
    color: #FF3366;
  }

  .sheet-required-line {
    position: absolute;
    left: 5%;
    right: 5%;
    border-top: 1px dashed var(--warning-amber);
    opacity: 0.6;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .sheet-required-label {
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 0.45rem;
    color: var(--warning-amber);
    font-family: var(--font-mono);
  }

  .sheet-golfer-height-bar {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    bottom: 12%;
    background: rgba(0, 255, 65, 0.5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
  }

  .sheet-golfer-height-label {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 2px 4px;
    border-radius: 2px;
    font-size: 0.45rem;
    background: rgba(0, 255, 65, 0.2);
    color: var(--bright-green);
    white-space: nowrap;
    font-family: var(--font-mono);
  }

  .sheet-swing-arc-container {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 12%;
    margin-left: -100px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .sheet-swing-arc {
    opacity: 0.4;
    width: 140px;
    height: 120px;
  }

  .sheet-swing-arc ellipse {
    fill: none;
    stroke-width: 3;
    stroke-dasharray: 6 6;
    opacity: 0.7;
  }

  .sheet-swing-arc.safe ellipse {
    stroke: var(--bright-green);
  }

  .sheet-swing-arc.unsafe ellipse {
    stroke: #FF3366;
  }

  /* ===== HARDWARE PANEL ===== */
  .sheet-hardware-panel {
    background: var(--rich-charcoal);
    border: 1px solid var(--medium-charcoal);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 12px;
  }

  .sheet-hardware-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--performance-green);
    font-weight: 500;
    margin: 0 0 10px 0;
  }

  .sheet-hardware-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .sheet-hardware-card {
    padding: 10px;
    border-radius: 6px;
    border: 1px solid;
    text-align: center;
    transition: all 0.3s;
  }

  .sheet-hardware-card.compatible {
    border-color: var(--performance-green);
    background: rgba(0, 168, 98, 0.05);
  }

  .sheet-hardware-card.incompatible {
    border-color: var(--danger-red);
    background: rgba(231, 76, 60, 0.05);
    opacity: 0.7;
  }

  .sheet-hardware-card.marginal {
    border-color: var(--warning-amber);
    background: rgba(243, 156, 18, 0.05);
  }

  .sheet-hardware-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 6px;
    border: 1px solid;
    position: relative;
  }

  .sheet-hardware-card.compatible .sheet-hardware-icon {
    background: rgba(0, 168, 98, 0.1);
    border-color: var(--performance-green);
  }

  .sheet-hardware-card.incompatible .sheet-hardware-icon {
    background: rgba(231, 76, 60, 0.1);
    border-color: var(--danger-red);
  }

  .sheet-hardware-card.marginal .sheet-hardware-icon {
    background: rgba(243, 156, 18, 0.1);
    border-color: var(--warning-amber);
  }

  .sheet-hardware-icon svg {
    width: 1.25rem;
    height: 1.25rem;
  }

  .sheet-hardware-card.compatible .sheet-hardware-icon svg {
    color: var(--performance-green);
  }

  .sheet-hardware-card.incompatible .sheet-hardware-icon svg {
    color: var(--medium-grey);
  }

  .sheet-hardware-card.marginal .sheet-hardware-icon svg {
    color: var(--warning-amber);
  }

  .sheet-x-overlay {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
  }

  .sheet-hardware-card.incompatible .sheet-x-overlay {
    display: flex;
  }

  .sheet-x-circle {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--danger-red);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .sheet-x-circle svg {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--deep-slate);
    stroke-width: 3;
  }

  .sheet-hardware-name {
    font-size: 0.7rem;
    font-weight: 600;
    margin-bottom: 2px;
  }

  .sheet-hardware-card.compatible .sheet-hardware-name {
    color: var(--performance-green);
  }

  .sheet-hardware-card.incompatible .sheet-hardware-name {
    color: var(--danger-red);
  }

  .sheet-hardware-card.marginal .sheet-hardware-name {
    color: var(--warning-amber);
  }

  .sheet-hardware-status {
    font-size: 0.6rem;
    margin: 0;
  }

  .sheet-hardware-card.compatible .sheet-hardware-status {
    color: var(--performance-green);
  }

  .sheet-hardware-card.incompatible .sheet-hardware-status {
    color: var(--danger-red);
  }

  .sheet-hardware-card.marginal .sheet-hardware-status {
    color: var(--warning-amber);
  }

  .sheet-hardware-note {
    font-size: 0.55rem;
    color: var(--medium-grey);
    margin: 2px 0 0 0;
  }

  /* ===== CLEARANCE PANEL ===== */
  .sheet-clearance-panel {
    background: var(--rich-charcoal);
    border: 1px solid var(--medium-charcoal);
    border-radius: 8px;
    padding: 12px;
  }

  .sheet-clearance-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--performance-green);
    font-weight: 500;
    margin: 0 0 10px 0;
  }

  .sheet-clearance-stack {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .sheet-clearance-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid;
    transition: all 0.3s;
  }

  .sheet-clearance-item.pass {
    border-color: var(--performance-green);
    background: rgba(0, 168, 98, 0.05);
  }

  .sheet-clearance-item.warning {
    border-color: var(--warning-amber);
    background: rgba(243, 156, 18, 0.05);
  }

  .sheet-clearance-item.fail {
    border-color: var(--danger-red);
    background: rgba(231, 76, 60, 0.05);
  }

  .sheet-clearance-info {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .sheet-clearance-icon {
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .sheet-clearance-item.pass .sheet-clearance-icon {
    background: var(--performance-green);
  }

  .sheet-clearance-item.warning .sheet-clearance-icon {
    background: var(--warning-amber);
  }

  .sheet-clearance-item.fail .sheet-clearance-icon {
    background: var(--danger-red);
  }

  .sheet-clearance-icon svg {
    width: 1rem;
    height: 1rem;
    color: var(--deep-slate);
    stroke-width: 2.5;
  }

  .sheet-clearance-details h4 {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--off-white);
    margin: 0 0 1px 0;
  }

  .sheet-clearance-details p {
    font-size: 0.6rem;
    color: var(--medium-grey);
    margin: 0;
  }

  .sheet-clearance-status {
    font-size: 0.8rem;
    font-family: var(--font-mono);
    font-weight: 600;
  }

  .sheet-clearance-item.pass .sheet-clearance-status {
    color: var(--performance-green);
  }

  .sheet-clearance-item.warning .sheet-clearance-status {
    color: var(--warning-amber);
  }

  .sheet-clearance-item.fail .sheet-clearance-status {
    color: var(--danger-red);
  }

  /* Adjust calculator container padding for top sheet + EXIT/logo row */
  /* Collapsed: Sheet (~48px) + EXIT/logo row (~60px) + buffer = ~7rem */
  .calculator-container {
    padding-top: 7rem !important;
    padding-bottom: 2rem !important;
    transition: padding-top 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  }

  /* When sheet is expanded, push content down to make room for visualization */
  /* Expanded sheet adds ~320px (20rem) for the visualization panel */
  body.sheet-expanded .calculator-container {
    padding-top: 28rem !important;
  }

  /* Full width input zone */
  .input-zone {
    width: 100%;
  }
}

@media (min-width: 1024px) {
  .mobile-sheet {
    display: none !important;
  }
}