/* ========================================
   BLAST RACING - STEM Racing Team
   Landing Page Styles
   ======================================== */

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

/* === CSS VARIABLES === */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1a1a1a;
  --neon-orange: #ff6b00;
  --neon-orange-glow: rgba(255, 107, 0, 0.6);
  --electric-blue: #00aaff;
  --electric-blue-glow: rgba(0, 170, 255, 0.5);
  --racing-red: #ff1744;
  --racing-red-glow: rgba(255, 23, 68, 0.5);
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #666666;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(255, 107, 0, 0.3);
  --carbon-dark: #0d0d0d;
  --carbon-light: #141414;
  --gradient-orange: linear-gradient(135deg, #ff6b00, #ff8c00);
  --gradient-blue: linear-gradient(135deg, #0088cc, #00aaff);
  --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #111111 100%);
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
}

/* === RESET & BASE === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

/* === CARBON FIBER TEXTURE === */
.carbon-texture {
  background-image:
    linear-gradient(45deg, var(--carbon-dark) 25%, transparent 25%),
    linear-gradient(-45deg, var(--carbon-dark) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--carbon-light) 75%),
    linear-gradient(-45deg, transparent 75%, var(--carbon-light) 75%);
  background-size: 4px 4px;
  background-position: 0 0, 0 2px, 2px -2px, -2px 0px;
}

/* === NAVIGATION === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-medium);
}

.navbar.scrolled {
  padding: 0.7rem 2rem;
  background: rgba(10, 10, 10, 0.95);
  border-bottom: 1px solid var(--border-glow);
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-orange);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-orange);
  transition: width var(--transition-medium);
}

.nav-links a:hover {
  color: var(--neon-orange);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.nav-toggle span {
  width: 28px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === HERO SECTION === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('images/hero-bg.png') center center / cover no-repeat;
  filter: brightness(0.4);
  transform: scale(1.1);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  0% { transform: scale(1.1); }
  100% { transform: scale(1.2); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 10, 0.7) 0%,
    rgba(10, 10, 10, 0.3) 40%,
    rgba(10, 10, 10, 0.5) 70%,
    rgba(10, 10, 10, 0.95) 100%
  );
}

/* Smoke / Particle effects */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--neon-orange);
  border-radius: 50%;
  animation: particleFloat linear infinite;
  box-shadow: 0 0 6px var(--neon-orange-glow);
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) translateX(0) scale(1);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-10vh) translateX(100px) scale(0);
    opacity: 0;
  }
}

/* Speed lines */
.speed-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.speed-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 107, 0, 0.3), transparent);
  animation: speedLine 2s linear infinite;
}

@keyframes speedLine {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateX(200vw);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 2rem;
  animation: fadeInUp 1.2s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border: 1px solid var(--neon-orange);
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--neon-orange);
  margin-bottom: 2rem;
  animation: pulseBorder 2s ease-in-out infinite;
}

@keyframes pulseBorder {
  0%, 100% { box-shadow: 0 0 10px rgba(255, 107, 0, 0.2); }
  50% { box-shadow: 0 0 25px rgba(255, 107, 0, 0.5); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 8px;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #ffffff 0%, #ff6b00 50%, #ff8c00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  animation: titleGlow 3s ease-in-out infinite alternate;
  position: relative;
}

@keyframes titleGlow {
  0% { filter: drop-shadow(0 0 20px rgba(255, 107, 0, 0.3)); }
  100% { filter: drop-shadow(0 0 40px rgba(255, 107, 0, 0.6)); }
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1.3rem);
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 2.5rem;
  letter-spacing: 1px;
  line-height: 1.8;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  background: transparent;
  border: 2px solid var(--neon-orange);
  color: var(--neon-orange);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.hero-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-orange);
  transition: left var(--transition-medium);
  z-index: -1;
}

.hero-cta:hover {
  color: var(--text-primary);
  box-shadow: 0 0 30px var(--neon-orange-glow), 0 0 60px rgba(255, 107, 0, 0.2);
  transform: translateY(-2px);
}

.hero-cta:hover::before {
  left: 0;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: bounceDown 2s ease-in-out infinite;
}

.scroll-indicator span {
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-indicator .arrow {
  width: 1.5px;
  height: 30px;
  background: linear-gradient(to bottom, var(--neon-orange), transparent);
}

@keyframes bounceDown {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* === SECTION STYLES === */
.section {
  padding: 6rem 2rem;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--neon-orange);
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1rem;
}

.section-line {
  width: 60px;
  height: 3px;
  background: var(--gradient-orange);
  margin: 0 auto 1.5rem;
  border-radius: 2px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.8;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* === ABOUT SECTION === */
.about {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-orange), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--neon-orange);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

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

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-orange);
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

.value-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.value-card:hover::before {
  transform: scaleX(1);
}

.value-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--neon-orange);
}

.value-icon i {
  filter: drop-shadow(0 0 8px rgba(255, 107, 0, 0.4));
  transition: filter var(--transition-medium), transform var(--transition-medium);
}

.value-card:hover .value-icon i {
  filter: drop-shadow(0 0 15px rgba(255, 107, 0, 0.7));
  transform: scale(1.1);
}

.value-card h4 {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.value-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === TEAM SECTION === */
.team {
  background: var(--bg-primary);
  position: relative;
}

.team::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--electric-blue), transparent);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  justify-items: center;
}

.team-grid .team-card:nth-child(4),
.team-grid .team-card:nth-child(5) {
  /* Center the last 2 cards in the bottom row */
}

@media (min-width: 769px) {
  .team-grid {
    grid-template-columns: repeat(3, minmax(0, 340px));
    justify-content: center;
  }
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 2.5rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
  cursor: default;
}

.team-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-orange);
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

.team-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(255, 107, 0, 0.1);
}

.team-card:hover::after {
  transform: scaleX(1);
}

.team-photo {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--bg-secondary), #1a1a1a);
  border: 3px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
}

.team-card:hover .team-photo {
  border-color: var(--neon-orange);
  box-shadow: 0 0 20px var(--neon-orange-glow);
}

.team-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  transition: transform var(--transition-medium);
}

.team-card:hover .team-photo-img {
  transform: scale(1.1);
}

.team-photo-icon {
  font-size: 2.5rem;
  opacity: 0.5;
}

.team-name {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.team-role {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--neon-orange);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.team-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === MONOPLAZA SECTION === */
.monoplaza {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.monoplaza::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-orange), transparent);
}

.monoplaza-showcase {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.monoplaza-image-wrapper {
  position: relative;
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  padding: 2rem;
  overflow: hidden;
}

.monoplaza-image-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 50%, rgba(255, 107, 0, 0.05), transparent 50%),
    radial-gradient(circle at 70% 50%, rgba(0, 170, 255, 0.05), transparent 50%);
  pointer-events: none;
}

.monoplaza-image-wrapper img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 30px rgba(255, 107, 0, 0.2));
}

/* Interactive hotspots */
.hotspot {
  position: absolute;
  width: 24px;
  height: 24px;
  cursor: pointer;
  z-index: 3;
}

.hotspot-dot {
  width: 12px;
  height: 12px;
  background: var(--electric-blue);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: hotspotPulse 2s ease-in-out infinite;
  box-shadow: 0 0 10px var(--electric-blue-glow);
}

@keyframes hotspotPulse {
  0%, 100% { 
    box-shadow: 0 0 10px var(--electric-blue-glow);
    transform: translate(-50%, -50%) scale(1);
  }
  50% { 
    box-shadow: 0 0 25px var(--electric-blue-glow);
    transform: translate(-50%, -50%) scale(1.3);
  }
}

.hotspot-ring {
  width: 24px;
  height: 24px;
  border: 1px solid var(--electric-blue);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: ringExpand 2s ease-in-out infinite;
}

@keyframes ringExpand {
  0% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
  100% { transform: translate(-50%, -50%) scale(2); opacity: 0; }
}

.hotspot-tooltip {
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(10, 10, 10, 0.95);
  border: 1px solid var(--electric-blue);
  padding: 0.75rem 1.25rem;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

.hotspot:hover .hotspot-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.hotspot-tooltip h5 {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  color: var(--electric-blue);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.hotspot-tooltip p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.monoplaza-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.spec-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition-medium);
}

.spec-item:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 20px rgba(255, 107, 0, 0.1);
}

.spec-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neon-orange);
  display: block;
}

.spec-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 0.5rem;
  display: block;
}

/* === COUNTDOWN SECTION === */
.countdown-section {
  background: var(--bg-primary);
  position: relative;
  text-align: center;
  padding: 6rem 2rem;
  overflow: hidden;
}

.countdown-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--racing-red), transparent);
}

.countdown-bg {
  position: absolute;
  inset: 0;
  background: url('images/track-bg.png') center center / cover no-repeat;
  filter: brightness(0.15) blur(3px);
}

.countdown-content {
  position: relative;
  z-index: 2;
}

.countdown-event {
  font-family: var(--font-heading);
  font-size: clamp(0.7rem, 1.5vw, 0.85rem);
  font-weight: 600;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--racing-red);
  margin-bottom: 0.5rem;
}

.countdown-location {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.countdown-location strong {
  color: var(--text-primary);
  font-weight: 600;
}

.countdown-timer {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
}

.countdown-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
  position: relative;
  text-shadow: 0 0 30px rgba(255, 23, 68, 0.3);
}

.countdown-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

.countdown-separator {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  color: var(--racing-red);
  align-self: flex-start;
  margin-top: 0.25rem;
  animation: separatorBlink 1s ease-in-out infinite;
}

@keyframes separatorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.countdown-date {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 1rem;
}

/* === SPONSORS SECTION === */
.sponsors {
  background: var(--bg-secondary);
  position: relative;
}

.sponsors::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-orange), transparent);
}

.sponsors-featured {
  text-align: center;
  margin-bottom: 3rem;
}

.sponsors-featured-label {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--neon-orange);
  margin-bottom: 1.5rem;
  display: block;
}

.sponsor-featured-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  padding: 2rem 3rem;
  transition: all var(--transition-medium);
}

.sponsor-featured-card:hover {
  box-shadow: 0 0 40px rgba(255, 107, 0, 0.15);
  transform: translateY(-3px);
}

.sponsor-featured-card img {
  height: 50px;
  width: auto;
  transition: all var(--transition-medium);
}

.sponsor-featured-card p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1rem;
  letter-spacing: 1px;
}

.sponsors-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 3rem;
  margin-top: 3rem;
}

.sponsor-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-medium);
  min-width: 160px;
  min-height: 80px;
}

.sponsor-item img {
  max-height: 40px;
  width: auto;
  filter: grayscale(100%) brightness(0.7);
  transition: all var(--transition-medium);
  opacity: 0.6;
}

.sponsor-item:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 20px rgba(255, 107, 0, 0.1);
  transform: translateY(-3px);
}

.sponsor-item:hover img {
  filter: grayscale(0%) brightness(1);
  opacity: 1;
}

/* SVG Sponsor logos */
.sponsor-logo-svg {
  height: 35px;
  fill: #666;
  transition: all var(--transition-medium);
}

.sponsor-item:hover .sponsor-logo-svg {
  fill: var(--text-primary);
}

.sponsor-logo-text {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition-medium);
  filter: grayscale(100%);
}

.sponsor-item:hover .sponsor-logo-text {
  color: var(--text-primary);
  filter: grayscale(0%);
}

/* === FOOTER / CONTACT === */
.footer {
  background: var(--bg-primary);
  padding: 4rem 2rem 2rem;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-orange), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand .nav-logo {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: inline-block;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.8;
  max-width: 350px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--neon-orange);
  margin-bottom: 1.5rem;
}

.footer-col a,
.footer-col p {
  color: var(--text-muted);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--neon-orange);
}

.footer-col .contact-icon {
  font-size: 1.1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: all var(--transition-medium);
}

.social-link:hover {
  border-color: var(--neon-orange);
  color: var(--neon-orange);
  box-shadow: 0 0 15px var(--neon-orange-glow);
  transform: translateY(-3px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.footer-bottom a {
  color: var(--neon-orange);
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--neon-orange);
  text-decoration: underline;
}

/* === NEON BUTTON EFFECT === */
.btn-neon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 2rem;
  background: transparent;
  border: 2px solid var(--neon-orange);
  color: var(--neon-orange);
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.btn-neon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-orange);
  opacity: 0;
  transition: opacity var(--transition-medium);
  z-index: -1;
}

.btn-neon:hover {
  color: var(--text-primary);
  box-shadow: 0 0 20px var(--neon-orange-glow), 0 0 40px rgba(255, 107, 0, 0.15);
}

.btn-neon:hover::before {
  opacity: 1;
}

/* === SCROLL REVEAL ANIMATION === */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .monoplaza-specs {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition-medium);
    border-left: 1px solid var(--border-subtle);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .countdown-timer {
    gap: 1rem;
  }

  .countdown-unit {
    min-width: 70px;
  }

  .countdown-separator {
    display: none;
  }

  .monoplaza-specs {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .sponsors-grid {
    gap: 1.5rem;
  }

  .sponsor-item {
    min-width: 140px;
    padding: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .section {
    padding: 4rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    letter-spacing: 4px;
  }

  .hero-badge {
    font-size: 0.65rem;
    letter-spacing: 2px;
  }

  .countdown-number {
    font-size: 2rem;
  }

  .monoplaza-specs {
    grid-template-columns: 1fr 1fr;
  }

  .sponsors-grid {
    flex-direction: column;
    align-items: center;
  }
}

/* === PRELOADER === */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2rem;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-logo {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-orange);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 8px;
  text-transform: uppercase;
  animation: preloaderPulse 1.5s ease-in-out infinite;
}

@keyframes preloaderPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.preloader-bar {
  width: 200px;
  height: 2px;
  background: var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.preloader-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 40%;
  background: var(--gradient-orange);
  animation: preloaderSlide 1.2s ease-in-out infinite;
}

@keyframes preloaderSlide {
  0% { left: -40%; }
  100% { left: 100%; }
}