/* =========================================
   RAW EXOTICS - Houston, TX
   Premium Engine Building & Performance Tuning
   Futuristic Orange/Gold Theme
   ========================================= */

/* FONTS */
@import url('https://fonts.googleapis.com/css2?family=Audiowide&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&display=swap');

/* ROOT COLORS - RAW EXOTICS THEME - Muscle Car Red/Gold */
:root {
  --accent: #dc2626;
  --accent-glow: #ef4444;
  --accent-2: #f59e0b;
  --accent-dark: #991b1b;
  --card-bg: rgba(10, 10, 10, 0.92);
  --card-border: rgba(220, 38, 38, 0.35);
  --muted: #a1a1aa;
  --text: #fafafa;
  --bg: #09090b;
  --gradient-accent: linear-gradient(135deg, #dc2626 0%, #f59e0b 100%);
  --gradient-dark: linear-gradient(180deg, #09090b 0%, #18181b 100%);
}

/* PAGE RESET */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  overflow-x: hidden;
  font-family: 'Rajdhani', 'Audiowide', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* =========================================
   GEOMETRIC BACKGROUND - Honeycomb Grid
   ========================================= */

/* Base dark background */
.geo-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  background: var(--bg);
}

/* Hexagon/Honeycomb Pattern Layer */
.geo-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  opacity: 0.4;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='49' viewBox='0 0 28 49'%3E%3Cg fill-rule='evenodd'%3E%3Cg fill='%23dc2626' fill-opacity='0.15'%3E%3Cpath d='M13.99 9.25l13 7.5v15l-13 7.5L1 31.75v-15l12.99-7.5zM3 17.9v12.7l10.99 6.34 11-6.35V17.9l-11-6.34L3 17.9zM0 15l12.98-7.5V0h-2v6.35L0 12.69v2.3zm0 18.5L12.98 41v8h-2v-6.85L0 35.81v-2.3zM15 0v7.5L27.99 15H28v-2.31h-.01L17 6.35V0h-2zm0 49v-8l12.99-7.5H28v2.31h-.01L17 42.15V49h-2z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  animation: gridFloat 20s ease-in-out infinite;
}

@keyframes gridFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.02); }
}

/* Diagonal accent lines */
.geo-lines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 80px,
      rgba(220, 38, 38, 0.03) 80px,
      rgba(220, 38, 38, 0.03) 81px
    );
}

/* Glowing accent spots */
.geo-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 3;
  pointer-events: none;
  background:
    radial-gradient(ellipse 800px 800px at 0% 100%, rgba(220, 38, 38, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 600px 600px at 100% 0%, rgba(245, 158, 11, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 400px 400px at 50% 50%, rgba(220, 38, 38, 0.05) 0%, transparent 60%);
  animation: glowPulse 6s ease-in-out infinite alternate;
}

@keyframes glowPulse {
  0% { opacity: 1; }
  100% { opacity: 0.5; }
}

/* Hide old elements */
#particles-js,
.animated-bg {
  display: none !important;
}

/* CONTENT WRAPPER */
.mph-overlay,
.raw-overlay {
  position: relative;
  z-index: 20;
  text-align: center;
  color: var(--text);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  padding: 16vh 2rem 12vh;
  text-shadow: 0 0 30px rgba(255, 107, 0, 0.5);
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero h1 {
  font-size: 4rem;
  letter-spacing: 6px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  margin: 0 0 20px 0;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  filter: drop-shadow(0 0 20px rgba(255, 107, 0, 0.4));
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 700px;
  margin: 0 auto 30px;
  font-weight: 500;
}

.hero .tagline {
  font-size: 1rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 10px;
}

/* =========================================
   BUTTONS
   ========================================= */
.cta-button {
  display: inline-block;
  margin-top: 20px;
  padding: 14px 36px;
  border: 2px solid var(--accent);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 4px;
  transition: all 0.3s ease;
  text-decoration: none;
  background: transparent;
  cursor: pointer;
  font-family: 'Rajdhani', sans-serif;
}

.cta-button:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 30px rgba(255, 107, 0, 0.6), 0 0 60px rgba(255, 107, 0, 0.3);
  transform: translateY(-2px);
}

.cta-button.alt {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.cta-button.alt:hover {
  background: var(--accent-2);
  color: #000;
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
}

.cta-button.solid {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.cta-button.solid:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

/* =========================================
   SECTIONS
   ========================================= */
section {
  padding: 5rem 1.5rem;
}

section h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  text-shadow: 0 0 15px rgba(255, 107, 0, 0.4);
  margin-bottom: 1rem;
  color: var(--text);
}

.content-section {
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
  padding: 4rem 2rem;
}

.content-section h2 {
  text-align: center;
}

.large-text {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
}

/* =========================================
   GRIDS
   ========================================= */
.service-grid,
.review-grid,
.video-grid,
.dyno-grid,
.engine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* =========================================
   CARDS
   ========================================= */
.service-card,
.review-card,
.video-card,
.dyno-card,
.engine-card {
  background: var(--card-bg);
  border-left: 3px solid var(--accent);
  padding: 2rem;
  border-radius: 8px;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  text-align: left;
}

.service-card:hover,
.review-card:hover,
.video-card:hover,
.dyno-card:hover,
.engine-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 40px rgba(255, 107, 0, 0.2), 0 0 20px rgba(255, 107, 0, 0.1);
  border-left-color: var(--accent-2);
}

.service-card h3,
.engine-card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  margin: 0 0 12px 0;
  color: var(--accent);
}

.service-card p,
.engine-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  margin: 0;
}

/* SERVICE BUTTONS */
.service-btn {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 24px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 600;
}

.service-btn:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 20px rgba(255, 107, 0, 0.5);
}

/* DYNO CARDS */
.dyno-card p {
  font-size: 1.6rem;
  color: var(--accent);
  font-weight: 700;
  font-family: 'Orbitron', sans-serif;
}

.dyno-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

/* REVIEW CARDS */
.review-card {
  border-left-color: var(--accent-2);
}

.review-card p {
  font-style: italic;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  line-height: 1.6;
}

.review-card span {
  display: block;
  margin-top: 12px;
  color: var(--accent);
  font-weight: 600;
}

/* VIDEO CARDS */
.video-card iframe {
  width: 100%;
  height: 200px;
  border-radius: 8px;
  border: 1px solid rgba(255, 107, 0, 0.2);
}

/* =========================================
   FAQ
   ========================================= */
.faq-item {
  background: var(--card-bg);
  padding: 1.5rem 2rem;
  margin: 1rem auto;
  max-width: 800px;
  border-left: 3px solid var(--accent-2);
  border-radius: 8px;
  text-align: left;
}

.faq-item h3 {
  margin: 0 0 10px;
  color: var(--accent-2);
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
}

.faq-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
}

/* =========================================
   FEATURE LIST
   ========================================= */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

.feature-list li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 107, 0, 0.1);
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
}

.feature-list li:last-child {
  border-bottom: none;
}

/* =========================================
   CTA STRIP
   ========================================= */
.cta-strip {
  background: linear-gradient(90deg, rgba(255, 107, 0, 0.1) 0%, rgba(255, 215, 0, 0.1) 100%);
  border-top: 1px solid rgba(255, 107, 0, 0.2);
  border-bottom: 1px solid rgba(255, 107, 0, 0.2);
  padding: 4rem 2rem;
}

.cta-strip h2 {
  margin-bottom: 20px;
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact {
  padding: 4rem 2rem;
}

.contact h2 {
  margin-bottom: 15px;
}

.contact p {
  color: var(--muted);
  margin-bottom: 20px;
}

.email-link {
  color: var(--accent);
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.email-link:hover {
  color: var(--accent-2);
  text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.contact-info {
  margin-top: 30px;
  color: rgba(255, 255, 255, 0.8);
}

.contact-info p {
  margin: 8px 0;
}

.contact-info strong {
  color: var(--accent);
}

/* =========================================
   CONTACT FORM
   ========================================= */
.contact-form {
  max-width: 500px;
  margin: 0 auto;
  text-align: left;
}

.contact-form label {
  display: block;
  margin: 16px 0 6px;
  color: var(--muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255, 107, 0, 0.2);
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(255, 107, 0, 0.2);
}

.contact-form textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-form button {
  margin-top: 20px;
  width: 100%;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
  padding: 3rem 2rem;
  background: rgba(0, 0, 0, 0.6);
  border-top: 1px solid rgba(255, 107, 0, 0.1);
  font-size: 0.9rem;
  color: var(--muted);
}

.footer p {
  margin: 5px 0;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
}

.footer a:hover {
  color: var(--accent-2);
}

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
  position: fixed;
  top: 0;
  left: -110%;
  width: 280px;
  height: 100vh;
  background: rgba(10, 10, 10, 0.98);
  border-right: 2px solid var(--accent);
  padding: 2.5rem 1.5rem;
  z-index: 5000;
  backdrop-filter: blur(20px);
  transition: left 0.35s ease;
  overflow-y: auto;
}

.sidebar.open {
  left: 0;
}

.sidebar h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  color: var(--accent);
  text-align: center;
  margin-bottom: 2.5rem;
  text-shadow: 0 0 15px rgba(255, 107, 0, 0.5);
  letter-spacing: 2px;
}

.sidebar a {
  display: block;
  padding: 14px 16px;
  color: #fff;
  margin-bottom: 8px;
  border-left: 2px solid var(--accent);
  transition: all 0.25s ease;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.sidebar a:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 20px rgba(255, 107, 0, 0.4);
  padding-left: 20px;
}

.close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  background: transparent;
  border: none;
  color: var(--accent);
  font-size: 1.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.close-btn:hover {
  color: var(--accent-2);
  transform: scale(1.1);
}

/* =========================================
   TOP NAV BAR
   ========================================= */
.topnav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem 1.5rem;
  z-index: 4000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
}

.menu-btn {
  padding: 10px 20px;
  border: 2px solid var(--accent);
  background: rgba(0, 0, 0, 0.7);
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 1px;
}

.menu-btn:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 25px rgba(255, 107, 0, 0.5);
}

.nav-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 2px;
}

/* =========================================
   PRELOADER
   ========================================= */
#mph-preloader,
#raw-preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  align-items: center;
  overflow: hidden;
  z-index: 99999;
  transition: opacity 0.8s ease;
}

#mph-preloader-wrap,
#raw-preloader-wrap {
  transform: translateY(-10vh);
}

#mph-loader-text,
#raw-loader-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  text-align: center;
  letter-spacing: 6px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transition: opacity 0.3s ease;
  filter: drop-shadow(0 0 30px rgba(255, 107, 0, 0.5));
}

#mph-enter-btn,
#raw-enter-btn {
  margin-top: 50px;
  padding: 16px 50px;
  font-size: 1.2rem;
  font-weight: 700;
  border: 2px solid var(--accent);
  background: transparent;
  color: var(--accent);
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: all 0.4s ease;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 3px;
}

#mph-enter-btn:hover,
#raw-enter-btn:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 40px rgba(255, 107, 0, 0.6);
  transform: scale(1.05);
}

.mph-preloader-hide,
.raw-preloader-hide {
  opacity: 0 !important;
  pointer-events: none;
}

#mph-smoke-canvas,
#raw-smoke-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

#mph-preloader-wrap,
#mph-enter-btn,
#raw-preloader-wrap,
#raw-enter-btn {
  position: relative;
  z-index: 2;
}

/* LOADING BAR */
.loader-bar {
  margin: 30px auto 0 auto;
  height: 6px;
  width: 200px;
  display: flex;
  justify-content: space-between;
  padding: 0;
  list-style: none;
}

.loader-bar li {
  flex: 1;
  height: 6px;
  margin: 0 3px;
  background: rgba(255, 107, 0, 0.2);
  box-shadow: inset 0 0 6px 1px rgba(255, 107, 0, 0.2);
  animation: lightUp 1s forwards;
}

.loader-bar li:nth-child(1) { animation-delay: 0.0s; }
.loader-bar li:nth-child(2) { animation-delay: 0.4s; }
.loader-bar li:nth-child(3) { animation-delay: 0.8s; }
.loader-bar li:nth-child(4) { animation-delay: 1.2s; }
.loader-bar li:nth-child(5) { animation-delay: 1.6s; }

@keyframes lightUp {
  0% {
    background: rgba(255, 107, 0, 0.2);
    box-shadow: inset 0 0 6px 1px rgba(255, 107, 0, 0.2);
  }
  100% {
    background: var(--accent);
    box-shadow: inset 0 0 10px 2px rgba(255, 215, 0, 0.5), 0 0 20px rgba(255, 107, 0, 0.5);
  }
}

@media (min-width: 768px) {
  .loader-bar {
    transform: scale(1.5);
    transform-origin: center;
  }
}

/* =========================================
   PRICE CALCULATOR STYLES
   ========================================= */
.calculator-section {
  padding: 2rem 0;
}

.container {
  max-width: 1100px;
  margin: 40px auto;
  padding: 20px;
}

.container h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.8rem;
  color: var(--accent);
  text-shadow: 0 0 15px rgba(255, 107, 0, 0.4);
  margin-bottom: 10px;
}

.est-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 24px;
}

@media (max-width: 980px) {
  .est-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--card-bg);
  padding: 24px;
  border-radius: 10px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
  border-left: 3px solid var(--accent);
}

.card h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.2rem;
  color: var(--accent);
  margin: 0 0 20px 0;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 14px 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input[type="number"],
input[type="text"],
select,
.styled-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255, 107, 0, 0.15);
  background-color: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 1rem;
  box-sizing: border-box;
  font-family: inherit;
  transition: all 0.3s ease;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(255, 107, 0, 0.2);
}

select {
  cursor: pointer;
}

.row { display: flex; gap: 12px; }
.row .col { flex: 1; }

.small { font-size: 0.85rem; color: var(--muted); margin-top: 8px; }
.hint { font-size: 0.9rem; color: var(--muted); margin-top: 8px; }

.addons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.addon {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease;
}
.addon:hover {
  color: var(--accent);
}
.addon input[type="checkbox"] {
  width: auto;
  accent-color: var(--accent);
}

.copy-btn {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.15);
  padding: 10px 16px;
  border-radius: 4px;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  margin-left: 10px;
}

.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* SUMMARY PANEL */
.summary .total {
  font-size: 1.8rem;
  color: var(--accent);
  font-weight: 800;
  margin-top: 8px;
  font-family: 'Orbitron', sans-serif;
}

.breakdown {
  margin-top: 16px;
  background: rgba(255, 255, 255, 0.03);
  padding: 16px;
  border-radius: 8px;
  color: var(--muted);
}

.line {
  display: flex;
  justify-content: space-between;
  margin: 10px 0;
  font-size: 0.95rem;
}

.totalLine {
  color: var(--accent);
  font-size: 1.1rem;
}

.muted { color: var(--muted); font-size: 0.9rem; }

.platform-tag {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 20px;
  background: rgba(255, 107, 0, 0.15);
  color: var(--accent);
  font-weight: 700;
  margin-top: 10px;
  font-size: 0.9rem;
  border: 1px solid rgba(255, 107, 0, 0.3);
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}

/* AGGRESSIVENESS SLIDER */
#aggressiveness {
  -webkit-appearance: none;
  width: 100%;
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(90deg, #333 0%, var(--accent) 50%, var(--accent-2) 100%);
  outline: none;
  margin: 10px 0;
  cursor: pointer;
}

#aggressiveness::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-2);
  border: 3px solid #fff;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
  transition: all 0.3s;
  cursor: pointer;
}

#aggressiveness::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-2);
  border: 3px solid #fff;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
  cursor: pointer;
}

#aggressiveness:hover::-webkit-slider-thumb {
  transform: scale(1.15);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
}

#aggLabel {
  display: inline-block;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
}

/* =========================================
   MOBILE RESPONSIVE
   ========================================= */
@media (max-width: 900px) {
  .hero {
    padding: 14vh 1.5rem 10vh;
  }

  .hero h1 {
    font-size: 2.5rem;
    letter-spacing: 3px;
  }

  .hero p {
    font-size: 1rem;
  }

  .cta-button {
    padding: 12px 28px;
    font-size: 0.9rem;
  }

  .service-grid,
  .review-grid,
  .video-grid,
  .dyno-grid,
  .engine-grid {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

  .service-card,
  .review-card,
  .video-card,
  .dyno-card,
  .engine-card {
    padding: 1.5rem;
    margin: 0 auto;
    width: 95%;
  }

  section h2 {
    font-size: 1.8rem;
  }

  section {
    padding: 3.5rem 1rem;
  }

  .faq-item {
    width: 95%;
    padding: 1.2rem 1.5rem;
  }

  .sidebar {
    width: 85vw;
    padding: 2.5rem 1.5rem;
  }

  .sidebar h2 {
    font-size: 1.2rem;
    margin-bottom: 2rem;
  }

  .sidebar a {
    font-size: 1rem;
    padding: 14px 16px;
  }

  .close-btn {
    font-size: 2.2rem;
    top: 12px;
    right: 12px;
  }

  .topnav {
    padding: 1rem;
  }

  #mph-loader-text,
  #raw-loader-text {
    font-size: 2rem;
    letter-spacing: 3px;
  }

  #mph-enter-btn,
  #raw-enter-btn {
    font-size: 1rem;
    padding: 14px 40px;
  }

  .container h1 {
    font-size: 1.4rem;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 12vh 1rem 8vh;
  }

  .hero h1 {
    font-size: 1.8rem;
    letter-spacing: 2px;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .cta-button {
    padding: 10px 24px;
    font-size: 0.85rem;
  }

  section h2 {
    font-size: 1.5rem;
  }

  .video-card iframe {
    height: 180px;
  }

  .footer {
    font-size: 0.8rem;
    padding: 2rem 1rem;
  }

  .sidebar {
    width: 100vw;
    padding: 3rem 1.5rem;
  }

  .sidebar a {
    font-size: 1.1rem;
    padding: 16px;
  }

  .sidebar h2 {
    font-size: 1.4rem;
  }

  #mph-preloader-wrap,
  #raw-preloader-wrap {
    transform: translateY(0);
  }

  #mph-loader-text,
  #raw-loader-text {
    font-size: 1.6rem;
    letter-spacing: 2px;
  }

  #mph-enter-btn,
  #raw-enter-btn {
    font-size: 0.9rem;
    padding: 12px 30px;
  }

  .row { flex-direction: column; }
  .row .col { width: 100%; }

  .container {
    padding: 15px;
    margin: 20px auto;
  }

  .container h1 {
    font-size: 1.2rem;
  }

  .card {
    padding: 18px;
  }
}

/* =========================================
   CUBE ANIMATION (OPTIONAL HERO ELEMENT)
   ========================================= */
.cube-wrapper {
  width: 400px;
  margin: 20px auto;
}

.cube-wrapper svg {
  width: 100%;
  height: auto;
}

@media screen and (max-width: 768px) {
  .cube-wrapper {
    width: 100%;
    max-width: 300px;
  }
}

/* =========================================
   ENGINE BUILDING SPECIFIC STYLES
   ========================================= */
.engine-showcase {
  padding: 4rem 2rem;
  background: linear-gradient(180deg, transparent 0%, rgba(255, 107, 0, 0.03) 50%, transparent 100%);
}

.engine-showcase h2 {
  margin-bottom: 2rem;
}

.spec-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.spec-list li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid rgba(255, 107, 0, 0.1);
}

.spec-list li:last-child {
  border-bottom: none;
}

.spec-list li strong {
  color: var(--accent);
}

/* Stats Display */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--card-bg);
  border-radius: 8px;
  border: 1px solid rgba(255, 107, 0, 0.2);
}

.stat-number {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
  display: block;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 5px;
}

/* =========================================
   UTILITY CLASSES
   ========================================= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-accent { color: var(--accent); }
.text-gold { color: var(--accent-2); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }