:root {
  --bg-deep: #0A0B12;
  --orange-primary: #E34C26;
  --orange-secondary: #F57C00;
  --accent-glow: #E34C26;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --glass-bg: rgba(15, 18, 28, 0.68);
  --glass-border: rgba(255, 255, 255, 0.09);
  --card-bg: rgba(16, 19, 28, 0.78);
  --shadow-glow: 0 0 45px rgba(227, 76, 38, 0.28);
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg-deep);
}

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  color: var(--text-primary);
  background: var(--bg-deep);
  line-height: 1.68;
  overflow-x: hidden;
  background: radial-gradient(circle at 30% 30%, #2D1A0E, var(--bg-deep));
}

canvas#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
}

/* ================== NAVBAR ================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(10, 11, 18, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  background: linear-gradient(135deg, #E34C26, #F57C00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-cta {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  color: #FFFFFF;
  background: linear-gradient(135deg, #E34C26, #F57C00);
  padding: 9px 22px;
  border-radius: 9999px;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-cta:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* ================== GENERAL SECTIONS ================== */
.section {
  position: relative;
  z-index: 2;
  padding: 140px 24px 110px;
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.9s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.section.visible {
  opacity: 1;
  transform: translateY(0);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: 0 20px;
}

.container.narrow {
  max-width: 680px;
}

h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.6rem, 5.8vw, 3.9rem);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.04em;
  margin-bottom: 1.8rem;
}

p {
  color: var(--text-secondary);
  font-size: 1.15rem;
  margin-bottom: 1.4rem;
}

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

.section-tag {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--orange-primary);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

/* ================== HERO ================== */
.hero {
  min-height: 100vh;
  padding-top: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 860px;
  padding: 2rem 1rem;
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(5.8rem, 17vw, 10.5rem);
  font-weight: 700;
  letter-spacing: -0.06em;
  background: linear-gradient(135deg, #E34C26 15%, #F57C00 50%, #FF8C42 85%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 80px rgba(227, 76, 38, 0.45);
  margin-bottom: 0.8rem;
}

.hero-subtitle {
  font-size: clamp(1.4rem, 3.2vw, 1.85rem);
  font-weight: 500;
  color: #FFE0CC;
  margin-bottom: 1.4rem;
}

.hero-desc {
  font-size: 1.22rem;
  max-width: 640px;
  margin: 0 auto 2.8rem;
  color: var(--text-secondary);
}

.hero-note {
  margin-top: 2.2rem;
  font-size: 0.95rem;
  color: rgba(148, 163, 184, 0.75);
}

/* ================== BUTTONS ================== */
.cta-button {
  display: inline-block;
  background: linear-gradient(135deg, #E34C26, #F57C00);
  color: white;
  font-weight: 600;
  font-size: 1.08rem;
  padding: 18px 42px;
  border-radius: 9999px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 35px rgba(227, 76, 38, 0.35);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  z-index: 1;
  text-decoration: none;
  border: none;
}

.cta-button::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -75%;
  width: 50%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-25deg);
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0% { left: -75%; }
  100% { left: 150%; }
}

.cta-button:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 20px 55px rgba(227, 76, 38, 0.55);
}

.cta-button.secondary {
  background: transparent;
  color: white;
  border: 1px solid rgba(227, 76, 38, 0.6);
  box-shadow: none;
}

.cta-button.secondary:hover {
  background: rgba(227, 76, 38, 0.12);
  border-color: rgba(227, 76, 38, 0.9);
  box-shadow: 0 0 15px rgba(227, 76, 38, 0.3);
}

.cta-button.large {
  padding: 22px 52px;
  font-size: 1.15rem;
}

.cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 2rem 0;
}

/* ================== CONVERGENCE - GLASS SCENE ================== */
.convergence .two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  align-items: center;
}

.col-visual {
  display: flex;
  justify-content: center;
}

.fusion-scene {
  position: relative;
  width: 320px;
  height: 320px;
  perspective: 1100px;
}

.glass-cube {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 28px;
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.4);
}

.grid-layer {
  animation: floatGrid 8s ease-in-out infinite alternate;
}

.wave-layer {
  transform: rotateY(-12deg) rotateX(-8deg) translateZ(30px);
  animation: floatWave 9s ease-in-out infinite alternate;
}

.glow-layer {
  background: transparent;
  border-color: rgba(227, 76, 38, 0.4);
  box-shadow: 0 0 50px rgba(227, 76, 38, 0.3),
              inset 0 0 30px rgba(227, 76, 38, 0.15);
  animation: pulseGlow 5s ease-in-out infinite;
}

.fusion-wordmark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Syne', sans-serif;
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: white;
  text-shadow: 0 0 25px var(--orange-primary);
  z-index: 10;
}

@keyframes floatGrid {
  0%   { transform: rotateY(8deg) rotateX(6deg) translateZ(0); }
  100% { transform: rotateY(20deg) rotateX(-8deg) translateZ(35px); }
}

@keyframes floatWave {
  0%   { transform: rotateY(-12deg) rotateX(-8deg) translateZ(30px); }
  100% { transform: rotateY(-22deg) rotateX(10deg) translateZ(15px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 45px rgba(227,76,38,0.25), inset 0 0 25px rgba(227,76,38,0.1); }
  50%      { box-shadow: 0 0 65px rgba(227,76,38,0.45), inset 0 0 40px rgba(227,76,38,0.25); }
}

/* ================== INDUSTRIES CARDS ================== */
.industries {
  background: rgba(11, 13, 20, 0.6);
  backdrop-filter: blur(8px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin-top: 3.5rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  padding: 36px 32px;
  backdrop-filter: blur(16px);
  transition: all 0.45s cubic-bezier(0.23, 1, 0.32, 1);
}

.card:hover {
  transform: translateY(-12px);
  border-color: var(--orange-primary);
  box-shadow: var(--shadow-glow);
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.4rem;
  color: var(--orange-primary);
  transition: all 0.4s ease;
}

.card:hover .card-icon {
  transform: scale(1.15) rotate(12deg);
  color: #F57C00;
}

.card h3 {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* ================== TIMELINE & QUOTES ================== */
.timeline {
  position: relative;
  padding-left: 38px;
  margin-top: 2.5rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--orange-primary), #F57C00);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 12px;
}
.timeline-item .dot {
  position: absolute;
  left: -7px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--orange-primary);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--orange-primary);
}

.quote-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 32px;
  backdrop-filter: blur(12px);
  margin-bottom: 2rem;
}

/* ================== BRAND SECTION ================== */
.brand-breakdown {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin: 3rem 0;
}

.brand-part {
  display: flex;
  gap: 24px;
  align-items: baseline;
}

.prefix {
  font-size: 2.1rem;
  font-weight: 800;
  min-width: 110px;
  background: linear-gradient(135deg, var(--orange-primary), #F57C00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-conclusion {
  font-size: 1.25rem;
  max-width: 700px;
  color: var(--text-secondary);
}

/* ================== PRICE BADGE ================== */
.price-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(227,76,38,0.15), rgba(245,124,0,0.2));
  border: 1px solid rgba(227,76,38,0.45);
  color: #FFB085;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 10px 26px;
  border-radius: 9999px;
  margin-bottom: 1.8rem;
  backdrop-filter: blur(8px);
}

/* ================== ACQUISITION BOX ================== */
.acquisition-box {
  background: var(--card-bg);
  border: 1px solid rgba(227, 76, 38, 0.3);
  border-radius: 28px;
  padding: 48px 40px;
  margin: 2.5rem auto;
  max-width: 480px;
  backdrop-filter: blur(16px);
  box-shadow: 0 0 60px rgba(227, 76, 38, 0.12);
}

.acq-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.8rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #E34C26, #F57C00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.4rem;
  line-height: 1;
}

.acq-bin {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.acq-note {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* ================== CONTACT ================== */
.contact {
  text-align: center;
  background: rgba(10, 11, 18, 0.85);
  backdrop-filter: blur(20px);
}

.contact-form {
  margin: 2.5rem auto 0;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 18px 22px;
  border-radius: 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--glass-border);
  color: white;
  font-size: 1.05rem;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange-primary);
  box-shadow: 0 0 0 4px rgba(227, 76, 38, 0.2);
}

.direct-contact {
  margin-top: 2rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.direct-contact a {
  color: var(--orange-primary);
}

/* ================== FOOTER ================== */
.footer {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 24px 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ================== RESPONSIVE ================== */
@media (max-width: 768px) {
  .section { padding: 100px 20px 90px; }
  
  .two-col {
    grid-template-columns: 1fr !important;
    gap: 60px;
  }
  
  .fusion-scene {
    width: 240px;
    height: 240px;
  }
  
  .cta-group {
    flex-direction: column;
    align-items: center;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .prefix {
    font-size: 1.65rem;
    min-width: 80px;
  }
}