/* ====================================================
   HELIX BY AUDIOTEC FISCHER — APEX Customs
   helix.css — Premium brand showcase stylesheet
   ==================================================== */

/* === CSS CUSTOM PROPERTIES === */
:root {
  --bg: #050508;
  --bg-secondary: #07070e;
  --bg-card: #0a0a18;
  --bg-card-hover: #10101f;
  --bg-glass: rgba(255, 255, 255, 0.03);
  --text: #f0f0ff;
  --text-mid: #b0b0cc;
  --text-dim: #7878a0;
  --blue: #4466ff;
  --blue-bright: #7799ff;
  --purple: #9966ff;
  --cyan: #44ddff;
  --green: #25D366;
  --orange: #ff8c00;
  --red: #ff4455;
  --gold: #c9a84c;
  --border: rgba(100, 120, 255, 0.1);
  --border-light: rgba(100, 120, 255, 0.18);
  --glow-blue: rgba(68, 102, 255, 0.22);
  --glow-purple: rgba(153, 102, 255, 0.22);
  --glow-cyan: rgba(68, 221, 255, 0.18);
  --glow-gold: rgba(201, 168, 76, 0.18);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --max-width: 1200px;
  --section-pad: clamp(80px, 10vh, 140px);
  --nav-h: 72px;
  --font-display: 'Orbitron', -apple-system, sans-serif;
  --font-body: 'Outfit', -apple-system, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-snappy: cubic-bezier(0.4, 0, 0.2, 1);
}

/* === NUCLEAR OVERFLOW FIX === */
html { overflow-x: hidden !important; width: 100% !important; }
body { overflow-x: hidden !important; width: 100% !important; }
*, *::before, *::after { box-sizing: border-box; }
section, .container, .product-grid, .speakers-grid, .sub-grid, .amp-grid, .acc-grid, .stats-row, .brand-stats {
  max-width: 100%;
  overflow-x: hidden;
}
pre, code { word-break: break-word; white-space: pre-wrap; }


/* === RESET & BASE === */
*, *::before, *::after { margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.018;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px 128px;
}

img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

/* === UTILITIES === */
.gradient-text {
  background: linear-gradient(135deg, var(--blue-bright), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-cyan {
  background: linear-gradient(135deg, var(--cyan), var(--blue-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-gold {
  background: linear-gradient(135deg, #e8c96a, var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: clamp(0.58rem, 1.1vw, 0.68rem);
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 0.75rem;
  display: block;
}
.eyebrow.purple { color: var(--purple); }
.eyebrow.cyan { color: var(--cyan); }
.eyebrow.gold { color: var(--gold); }
.eyebrow.red { color: var(--red); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: 1rem;
}
.section-subtitle {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  color: var(--text-mid);
  max-width: 620px;
  line-height: 1.75;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(48px, 7vw, 80px);
}
.section-header .section-subtitle { margin: 0 auto; }

/* Glass card */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all 0.4s var(--ease);
}
.glass-card:hover {
  border-color: rgba(100, 120, 255, 0.28);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px var(--glow-blue);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: var(--text);
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all 0.3s var(--ease);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(68, 102, 255, 0.5);
  filter: brightness(1.15);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--blue-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(68, 102, 255, 0.2);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: white;
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.45);
  filter: brightness(1.1);
}

/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-scale {
  opacity: 0;
  transform: scale(0.93);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

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

/* === NAVIGATION === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), transform 0.3s var(--ease-snappy);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 5, 8, 0.93);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--border);
}
.nav.nav-hidden { transform: translateY(-100%); }

.nav-inner {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.8rem, 1.4vw, 0.95rem);
  letter-spacing: 0.08em;
  color: var(--text);
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}
.nav-logo span { color: var(--blue-bright); }
.nav-logo .logo-sub {
  font-size: 0.52rem;
  letter-spacing: 0.2em;
  color: var(--blue-bright);
  opacity: 0.7;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 8px 13px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-mid);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cta {
  padding: 9px 20px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: var(--text);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}
.nav-cta:hover { filter: brightness(1.2); transform: translateY(-1px); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s var(--ease);
  transform-origin: center;
}
.nav-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 8, 0.98);
  backdrop-filter: blur(24px);
  z-index: 999;
  padding: calc(var(--nav-h) + 24px) 28px 32px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), visibility 0.3s;
  overflow-y: auto;
}
.mobile-nav.active { opacity: 1; visibility: visible; }

.mobile-nav a {
  display: block;
  padding: 15px 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--text); }
.mobile-nav a:last-of-type { border-bottom: none; }

.mobile-nav-section-label {
  font-family: var(--font-display);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 20px 0 8px;
}

.mobile-nav-cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 28px;
}
.mobile-nav-cta-group a {
  border: none;
  padding: 0;
}
.mobile-nav-cta {
  display: block;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-align: center;
  font-size: 0.95rem;
}
.mobile-nav-cta.primary {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white;
}
.mobile-nav-cta.whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: white;
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  filter: blur(2px) saturate(0.7);
}
.hero-video-wrap iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300%;
  height: 300%;
  transform: translate(-50%, -50%);
  border: 0;
}
@media (min-aspect-ratio: 16/9) {
  .hero-video-wrap iframe {
    width: 100vw;
    height: 56.25vw; /* 100/1.7778 */
    min-height: 100%;
  }
}
@media (max-aspect-ratio: 16/9) {
  .hero-video-wrap iframe {
    width: 177.78vh; /* 100*1.7778 */
    height: 100vh;
    min-width: 100%;
  }
}
.hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(5,5,8,0.92) 0%, rgba(5,5,8,0.72) 35%, rgba(5,5,8,0.78) 65%, rgba(5,5,8,0.88) 100%),
    linear-gradient(135deg, rgba(68,102,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.hero-bg-grid {
  position: absolute;
  inset: -60px;
  z-index: 2;
  background-image:
    linear-gradient(rgba(68, 102, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(68, 102, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  animation: gridDrift 24s linear infinite;
}
@keyframes gridDrift {
  from { transform: translate(0, 0); }
  to { transform: translate(64px, 64px); }
}

.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 2;
}
.hero-orb-1 {
  width: 700px; height: 700px;
  top: -150px; right: -100px;
  background: radial-gradient(circle, rgba(68, 102, 255, 0.14), transparent 70%);
  animation: orbFloat 10s ease-in-out infinite;
}
.hero-orb-2 {
  width: 500px; height: 500px;
  bottom: -80px; left: -80px;
  background: radial-gradient(circle, rgba(153, 102, 255, 0.1), transparent 70%);
  animation: orbFloat 14s ease-in-out infinite reverse;
}
.hero-orb-3 {
  width: 350px; height: 350px;
  top: 45%; left: 38%;
  background: radial-gradient(circle, rgba(68, 221, 255, 0.07), transparent 70%);
  animation: orbFloat 9s ease-in-out infinite;
  animation-delay: -5s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.08); }
  66% { transform: translate(-15px, 20px) scale(0.95); }
}

.hero-scan-line {
  position: absolute;
  top: 0; left: 0;
  z-index: 2;
  width: 200%;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--blue) 30%, var(--purple) 50%, var(--cyan) 70%, transparent 100%);
  animation: scanLine 6s ease-in-out infinite;
  opacity: 0.7;
}
@keyframes scanLine {
  0% { transform: translateX(-100%); opacity: 0; }
  15% { opacity: 0.7; }
  85% { opacity: 0.7; }
  100% { transform: translateX(0%); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: calc(var(--nav-h) + 60px) 0 100px;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(68, 102, 255, 0.08);
  border: 1px solid rgba(68, 102, 255, 0.22);
  border-radius: 100px;
  padding: 5px 16px 5px 5px;
  margin-bottom: 28px;
}
.hero-eyebrow-pill .badge {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  padding: 5px 13px;
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: white;
}
.hero-eyebrow-pill .pill-text {
  font-size: 0.78rem;
  color: var(--blue-bright);
  letter-spacing: 0.08em;
  font-weight: 500;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 44px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero right panel */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-brand-card {
  background: rgba(8, 8, 15, 0.75);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  backdrop-filter: blur(30px);
  position: relative;
  overflow: hidden;
}
.hero-brand-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--purple), var(--cyan));
}
.hero-brand-card .brand-name {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-brand-card .brand-by {
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero-brand-card .brand-tagline {
  margin-top: 16px;
  font-size: 0.88rem;
  color: var(--text-mid);
  line-height: 1.5;
  font-style: italic;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.hero-stat {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 12px;
  text-align: center;
  transition: all 0.3s var(--ease);
}
.hero-stat:hover {
  border-color: rgba(68, 102, 255, 0.25);
  background: rgba(68, 102, 255, 0.05);
}
.hero-stat .stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--blue-bright);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat .stat-lbl {
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.3;
}

.hero-award-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(201, 168, 76, 0.07);
  border: 1px solid rgba(201, 168, 76, 0.2);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
}
.hero-award-row .award-icon { font-size: 1.5rem; flex-shrink: 0; }
.hero-award-row .award-text {
  font-size: 0.78rem;
  color: var(--gold);
  font-weight: 500;
  line-height: 1.5;
}

/* Hero scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  opacity: 0.55;
}
.hero-scroll .scroll-label {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.hero-scroll .scroll-bar {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, var(--blue), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* === FEATURE STRIP (marquee) === */
.feature-strip {
  padding: 14px 0;
  background: rgba(68, 102, 255, 0.03);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}
.feature-strip::before,
.feature-strip::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 1;
}
.feature-strip::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.feature-strip::after { right: 0; background: linear-gradient(270deg, var(--bg), transparent); }

.strip-track {
  display: flex;
  gap: 52px;
  width: max-content;
  animation: stripScroll 32s linear infinite;
}
.strip-track:hover { animation-play-state: paused; }
.strip-track span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-mid);
  white-space: nowrap;
  letter-spacing: 0.05em;
}
.strip-track span svg { color: var(--blue-bright); flex-shrink: 0; }
@keyframes stripScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* === SECTIONS === */
.section { padding: var(--section-pad) 0; position: relative; }
.section-alt { background: rgba(255, 255, 255, 0.015); }

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

/* === DSP EDUCATION === */
.dsp-edu {
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}
.dsp-edu-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 900px 600px at 80% 50%, rgba(68, 102, 255, 0.06), transparent);
  pointer-events: none;
}
.dsp-edu-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.dsp-edu-text .main-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 28px;
}
.dsp-edu-text p {
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 18px;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
}
.dsp-edu-blockquote {
  margin-top: 32px;
  padding: 24px 28px;
  background: rgba(68, 102, 255, 0.06);
  border: 1px solid rgba(68, 102, 255, 0.15);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  font-style: italic;
  color: var(--text-mid);
  line-height: 1.7;
}
.dsp-edu-blockquote strong { color: var(--text); font-style: normal; }

.dsp-signal-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.dsp-signal-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all 0.35s var(--ease);
}
.dsp-signal-card:hover {
  border-color: rgba(68, 102, 255, 0.25);
  background: rgba(68, 102, 255, 0.04);
  transform: translateX(6px);
}
.dsp-signal-card .sig-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.sig-icon.blue { background: rgba(68, 102, 255, 0.15); }
.sig-icon.purple { background: rgba(153, 102, 255, 0.15); }
.sig-icon.cyan { background: rgba(68, 221, 255, 0.15); }
.sig-icon.gold { background: rgba(201, 168, 76, 0.15); }

.dsp-signal-card h4 {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 5px;
}
.dsp-signal-card p {
  font-size: 0.84rem;
  color: var(--text-mid);
  line-height: 1.55;
}

/* === PRODUCT CARDS === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.products-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease);
  display: flex;
  flex-direction: column;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}
.product-card:hover {
  border-color: rgba(68, 102, 255, 0.28);
  transform: translateY(-6px);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45), 0 0 50px var(--glow-blue);
}
.product-card:hover::before { opacity: 1; }

.product-card.featured {
  border-color: rgba(68, 102, 255, 0.22);
  background: rgba(68, 102, 255, 0.04);
}
.product-card.featured::before { opacity: 1; }

.product-img-wrap {
  background: linear-gradient(135deg, rgba(12,12,22,0.95), rgba(8,8,15,0.98));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.product-img-wrap::-webkit-scrollbar { display: none; }
.product-card, .amp-card, .amp-spotlight, .product-slider, .product-img-wrap {
  overflow: hidden;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.product-card::-webkit-scrollbar, .amp-card::-webkit-scrollbar, .amp-spotlight::-webkit-scrollbar,
.product-slider::-webkit-scrollbar, .product-img-wrap::-webkit-scrollbar { display: none; }
.product-img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  background: #0c0c16;
}

/* ===== Product Image Slider ===== */
.product-slider {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: linear-gradient(135deg, #1a1a2e, #12121f);
  border: 1px solid var(--border);
  margin-bottom: 20px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.product-slider::-webkit-scrollbar { display: none; }
.product-slider-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.product-slider-slide {
  min-width: 100%;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e, #12121f);
}
.product-slider-slide img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}
.product-slider-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 10px 0 14px;
}
.product-slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  padding: 0;
}
.product-slider-dot.active {
  background: var(--blue);
  box-shadow: 0 0 8px rgba(68, 102, 255, 0.4);
  transform: scale(1.3);
}
.product-slider-arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 6px;
  pointer-events: none;
  z-index: 2;
}
.product-slider-arrow {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(8, 8, 15, 0.7);
  border: 1px solid rgba(100, 120, 255, 0.15);
  color: var(--text-mid);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  transition: all 0.3s;
  font-size: 0.7rem;
  backdrop-filter: blur(8px);
}
.product-slider-arrow:hover {
  background: rgba(68, 102, 255, 0.2);
  border-color: var(--blue);
  color: white;
}

/* ===== Helix Logo Watermarks ===== */
.helix-watermark {
  position: absolute;
  pointer-events: none;
  opacity: 0.055;
  z-index: 0;
}
.helix-watermark img {
  width: 100%;
  height: auto;
  filter: brightness(2);
}
.helix-wm-left {
  left: -40px;
  top: 50%;
  transform: translateY(-50%) rotate(-12deg);
  width: clamp(180px, 20vw, 300px);
}
.helix-wm-right {
  right: -40px;
  top: 40%;
  transform: translateY(-50%) rotate(8deg);
  width: clamp(160px, 18vw, 260px);
}
.helix-wm-center {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: clamp(250px, 30vw, 450px);
  opacity: 0.04;
}

/* ===== Helix Logo in Hero ===== */
.hero-helix-logo {
  position: absolute;
  right: 5%;
  bottom: 12%;
  width: clamp(200px, 22vw, 380px);
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
  animation: heroLogoPulse 6s ease-in-out infinite;
}
@keyframes heroLogoPulse {
  0%, 100% { opacity: 0.06; transform: scale(1); }
  50% { opacity: 0.09; transform: scale(1.02); }
}

/* ===== Helix Logo in Section Headers ===== */
.section-logo {
  display: inline-block;
  height: 1.1em;
  width: auto;
  vertical-align: middle;
  margin-right: 8px;
  opacity: 0.7;
  filter: brightness(1.5);
  position: relative;
  top: -2px;
}
.section-logo-block {
  display: block;
  margin: 0 auto 16px;
  height: clamp(24px, 3vw, 36px);
  width: auto;
  opacity: 0.5;
  filter: brightness(1.3);
}

/* T&C pulse animation */
@keyframes tcPulse{0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(230,168,23,.7)}65%{transform:scale(1.35);box-shadow:0 0 0 6px rgba(230,168,23,0)}}

/* Accessory descriptions */
.acc-desc {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin: 6px 0 8px;
}

/* Award chip */
.award-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: linear-gradient(135deg, rgba(255, 180, 0, 0.12), rgba(255, 140, 0, 0.08));
  border: 1px solid rgba(255, 180, 0, 0.25);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #ffc244;
  margin-bottom: 8px;
}

.card-eyebrow {
  font-family: var(--font-display);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.card-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
  line-height: 1.2;
}
.card-tagline {
  font-size: 0.88rem;
  color: var(--blue-bright);
  font-style: italic;
  margin-bottom: 20px;
  line-height: 1.4;
}
.card-price {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 2.5vw, 2.1rem);
  font-weight: 900;
  color: var(--text);
  margin-bottom: 24px;
  line-height: 1;
}
.card-price .price-suffix {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--text-dim);
  margin-left: 4px;
}
.card-price .from-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-right: 6px;
  font-family: var(--font-body);
  display: block;
  margin-bottom: 4px;
}

.award-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201, 168, 76, 0.1);
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: 0.66rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.card-specs {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}
.spec-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.84rem;
  line-height: 1.45;
}
.spec-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue-bright);
  flex-shrink: 0;
  margin-top: 6px;
  opacity: 0.7;
}
.spec-row .spec-text { color: var(--text-mid); }
.spec-row .spec-text strong { color: var(--text); }

.card-perfect-for {
  padding: 12px 16px;
  background: rgba(68, 102, 255, 0.07);
  border: 1px solid rgba(68, 102, 255, 0.14);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.card-perfect-for .pf-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 4px;
}
.card-perfect-for .pf-value {
  font-size: 0.82rem;
  color: var(--text-mid);
  line-height: 1.45;
}

.card-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 20px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: all 0.3s var(--ease);
  text-align: center;
}
.card-cta:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(68, 102, 255, 0.4);
}
.card-cta.green { background: linear-gradient(135deg, #25D366, #128C7E); }
.card-cta.green:hover { box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4); }

/* === BRAND STATS === */
.brand-authority {
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}
.brand-authority-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 800px 500px at 15% 50%, rgba(68, 102, 255, 0.05), transparent),
    radial-gradient(ellipse 600px 400px at 85% 80%, rgba(153, 102, 255, 0.04), transparent);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 72px;
}
.stat-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  opacity: 0;
  transition: opacity 0.4s;
}
.stat-card:hover {
  border-color: rgba(68, 102, 255, 0.28);
  transform: translateY(-5px);
  box-shadow: 0 16px 50px var(--glow-blue);
}
.stat-card:hover::after { opacity: 1; }

.stat-card .stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.4;
}

.brand-story-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.brand-story-text p {
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 18px;
  font-size: clamp(0.9rem, 1.2vw, 1.02rem);
}
.brand-highlight-box {
  padding: 22px 26px;
  background: rgba(68, 102, 255, 0.06);
  border: 1px solid rgba(68, 102, 255, 0.14);
  border-radius: var(--radius-sm);
  margin-top: 20px;
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.65;
}
.brand-highlight-box strong { color: var(--blue-bright); }

.accolades-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.accolade-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 0.3s var(--ease);
}
.accolade-item:hover {
  border-color: rgba(201, 168, 76, 0.28);
  background: rgba(201, 168, 76, 0.03);
}
.accolade-icon { font-size: 1.5rem; flex-shrink: 0; line-height: 1; }
.accolade-text h4 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.accolade-text p {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* === SPEAKERS === */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* === SUBWOOFERS === */
.sub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.sub-note {
  padding: 24px 28px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-left: 3px solid var(--purple);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  color: var(--text-mid);
  line-height: 1.7;
  font-style: italic;
}
.sub-note strong { color: var(--text); font-style: normal; }

/* === AMPLIFIERS === */
/* ===== AMPLIFY 206 DSP Spotlight ===== */
.amp-spotlight {
  margin-bottom: 48px;
  background: linear-gradient(135deg, rgba(68, 102, 255, 0.06), rgba(153, 102, 255, 0.04));
  border: 1px solid rgba(68, 102, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 56px);
  position: relative;
  overflow: hidden;
}
.amp-spotlight::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--purple), var(--blue));
  background-size: 200% 100%;
  animation: gradientShift 4s linear infinite;
}
@keyframes gradientShift {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}
.amp-spotlight-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.amp-spotlight-gallery {
  position: relative;
}
.amp-spotlight-main-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(68, 102, 255, 0.1);
}
.amp-spotlight-main-img img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
/* Spotlight slider inherits product-slider — ensure no scrollbars */
.amp-spotlight-gallery .product-slider {
  border: none;
  background: transparent;
}
.amp-spotlight-gallery .product-slider-slide img {
  max-height: 360px;
}
.amp-spotlight-main-img:hover img {
  transform: scale(1.03);
}
.amp-spotlight-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.amp-spotlight-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin-bottom: 12px;
}
.amp-spotlight-tagline {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  color: var(--text-mid);
  line-height: 1.6;
  margin-bottom: 16px;
}
.amp-spotlight-price {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--cyan);
  margin-bottom: 24px;
}
.amp-spotlight-specs {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.amp-spec-group {
  padding: 16px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(100, 120, 255, 0.08);
  border-radius: var(--radius-sm);
}
.amp-spec-heading {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 10px;
}
.amp-specs-mini {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 8px;
}
.amp-specs-mini span {
  display: inline-block;
  background: rgba(68, 102, 255, 0.08);
  border: 1px solid rgba(68, 102, 255, 0.15);
  border-radius: 100px;
  padding: 3px 10px;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-mid);
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .amp-spotlight-inner {
    grid-template-columns: 1fr;
  }
  .hero-video-wrap {
    display: none;
  }
  .hero-video-overlay {
    display: none;
  }
  .section-logo-block {
    height: 18px;
    margin-bottom: 10px;
  }
  .helix-watermark {
    display: none;
  }
  .product-slider-slide img,
  .product-img {
    max-height: 180px;
  }
}

.amp-highlight-box {
  background: rgba(68, 102, 255, 0.04);
  border: 1px solid rgba(68, 102, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 52px);
  margin-bottom: 48px;
  position: relative;
  overflow: hidden;
}
.amp-highlight-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--purple), var(--cyan), transparent);
}
.amp-highlight-header { margin-bottom: 28px; }
.amp-prediction {
  margin-top: 20px;
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.65;
  font-style: italic;
}
.amp-prediction strong { color: var(--text); font-style: normal; }

.amp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}
.amp-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 32px;
}

.amp-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  text-align: center;
  transition: all 0.35s var(--ease);
}
.amp-card:hover {
  border-color: rgba(68, 102, 255, 0.28);
  transform: translateY(-4px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.3), 0 0 28px var(--glow-blue);
}
.amp-card .amp-name {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--blue-bright);
  text-transform: uppercase;
  margin-bottom: 6px;
  line-height: 1.3;
}
.amp-card .amp-desc {
  font-size: 0.76rem;
  color: var(--text-dim);
  margin-bottom: 12px;
  line-height: 1.4;
}
.amp-card .amp-price {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.amp-series-heading {
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 1.2vw, 0.9rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-mid);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.amp-series-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* === APEX ADVANTAGE === */
.apex-advantage {
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}
.advantage-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 700px 500px at 50% 50%, rgba(153, 102, 255, 0.05), transparent);
  pointer-events: none;
}

.advantage-quote-hero {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 64px;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  color: var(--text-mid);
  line-height: 1.7;
  font-style: italic;
}
.advantage-quote-hero strong { color: var(--text); font-style: normal; }

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 24px;
}
.advantage-item {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 26px;
  transition: all 0.4s var(--ease);
}
.advantage-item:hover {
  border-color: rgba(153, 102, 255, 0.28);
  transform: translateY(-4px);
  box-shadow: 0 16px 44px var(--glow-purple);
}
.advantage-item .adv-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(153, 102, 255, 0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.advantage-item h3 {
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 1.1vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.3;
}
.advantage-item p {
  font-size: 0.84rem;
  color: var(--text-mid);
  line-height: 1.65;
}

.advantage-bottom-quote {
  padding: 36px 40px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-top: 2px solid var(--purple);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  text-align: center;
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  font-style: italic;
  color: var(--text-mid);
  line-height: 1.75;
}
.advantage-bottom-quote strong { color: var(--text); font-style: normal; }

/* === ACCESSORIES === */
.accessories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.acc-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 16px;
  text-align: center;
  transition: all 0.3s var(--ease);
}
.acc-card:hover {
  border-color: rgba(68, 102, 255, 0.28);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px var(--glow-blue);
}
.acc-card .acc-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
  display: block;
}
.acc-card .acc-name {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.4;
}
.acc-card .acc-price {
  font-size: 0.85rem;
  color: var(--blue-bright);
  font-weight: 600;
}

/* === ROCKFORD TEASER === */
.rf-teaser {
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.rf-teaser-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 800px 500px at 50% 70%, rgba(220, 38, 38, 0.05), transparent);
  pointer-events: none;
}
.rf-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}
.rf-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.22);
  border-radius: 100px;
  padding: 8px 20px;
  margin-bottom: 28px;
  font-size: 0.76rem;
  font-weight: 600;
  color: #ff5555;
  letter-spacing: 0.08em;
}
.rf-badge .rf-pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #ff4444;
  animation: rfPulse 2s ease-in-out infinite;
}
@keyframes rfPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(220, 38, 38, 0); }
}
.rf-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 18px;
  line-height: 1.15;
}
.rf-sub {
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 36px;
}
.rf-wordmark {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 900;
  color: #ff4444;
  letter-spacing: 0.06em;
  text-shadow: 0 0 60px rgba(220, 38, 38, 0.4);
  margin-bottom: 28px;
  display: block;
}
.rf-coming-soon {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 36px;
  border: 1px solid rgba(220, 38, 38, 0.28);
  border-radius: 100px;
  font-size: 0.84rem;
  font-weight: 600;
  color: #ff5555;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

/* === AREAS SECTION === */
.areas {
  padding: var(--section-pad) 0;
  background: var(--bg-secondary);
  position: relative;
}
.areas-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.areas-text p {
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 24px;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
}
.areas-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.area-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-mid);
}
.area-item::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue-bright);
  flex-shrink: 0;
}
.areas-cta { margin-top: 32px; }
.areas-visual {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  text-align: center;
}
.areas-visual .contact-detail {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.areas-visual .contact-detail:last-of-type { border-bottom: none; }
.areas-visual .contact-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 36px;
}
.areas-visual .contact-label {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 3px;
  font-family: var(--font-display);
  font-weight: 600;
}
.areas-visual .contact-value {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.4;
}

/* === FOOTER === */
.footer {
  padding: 56px 0 32px;
  background: #030306;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 44px;
}
.footer-brand .footer-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.footer-brand .footer-logo span { color: var(--blue-bright); }
.footer-brand p {
  font-size: 0.84rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 280px;
}
.footer-brand .footer-helix-note {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--text-dim);
  font-style: italic;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-mid);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 0.84rem;
  color: var(--text-dim);
  margin-bottom: 9px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--blue-bright); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p, .footer-bottom a {
  font-size: 0.76rem;
  color: var(--text-dim);
}
.footer-bottom a:hover { color: var(--text-mid); }
.footer-bottom .footer-links { display: flex; gap: 20px; }

  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Reviews strip responsive */
@media (max-width: 768px) {
  .reviews-strip-grid { grid-template-columns: 1fr !important; }
}

/* === RESPONSIVE === */
@media (max-width: 1100px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .amp-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 0; }
  .hero-visual { display: none; }
  .brand-story-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .accessories-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .dsp-edu-inner { grid-template-columns: 1fr; gap: 48px; }
  .areas-inner { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 768px) {
  .nav-links, .nav-right .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .products-grid { grid-template-columns: 1fr; }
  .products-grid-2 { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: 1fr; }
  .sub-grid { grid-template-columns: 1fr; }
  .amp-grid { grid-template-columns: repeat(2, 1fr); }
  .amp-grid-3 { grid-template-columns: 1fr; }
  .advantage-grid { grid-template-columns: 1fr; }
  .accessories-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-headline { font-size: clamp(2rem, 8vw, 2.8rem); }
}
@media (max-width: 480px) {
  .amp-grid { grid-template-columns: 1fr; }
  .accessories-grid { grid-template-columns: 1fr; }
  .areas-list { grid-template-columns: 1fr; }
  .hero-stats-row { grid-template-columns: repeat(3, 1fr); }
}


/* ====================================================
   HELIX QUOTE FORM — MULTI-STEP MODAL
   ==================================================== */

/* Overlay */
.hlx-form-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(3,3,8,0.92);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  display: flex; align-items: center; justify-content: center;
  padding: 1.5rem;
  opacity: 0; visibility: hidden;
  transition: all 0.4s var(--ease);
}
.hlx-form-overlay.active { opacity: 1; visibility: visible; }

/* Modal container */
.hlx-form-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  width: 100%; max-width: 580px; max-height: 90vh;
  overflow-y: auto; position: relative;
  transform: translateY(24px) scale(0.97);
  transition: transform 0.4s var(--ease);
  box-shadow: 0 40px 120px rgba(0,0,0,0.6), 0 0 60px var(--glow-gold);
}
.hlx-form-overlay.active .hlx-form-modal { transform: translateY(0) scale(1); }

/* Scrollbar */
.hlx-form-modal::-webkit-scrollbar { width: 4px; }
.hlx-form-modal::-webkit-scrollbar-track { background: transparent; }
.hlx-form-modal::-webkit-scrollbar-thumb { background: rgba(201,168,76,0.25); border-radius: 4px; }

/* Close button */
.hlx-form-close {
  position: absolute; top: 1rem; right: 1rem; z-index: 5;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border-light); background: rgba(8,8,15,0.8);
  color: var(--text-dim); font-size: 1.1rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.3s;
}
.hlx-form-close:hover { border-color: var(--gold); color: var(--text); background: rgba(201,168,76,0.08); }

/* Header */
.hlx-form-header {
  padding: 2rem 2rem 1.2rem;
  border-bottom: 1px solid var(--border);
}
.hlx-form-header h2 {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 800;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: linear-gradient(135deg, var(--gold), var(--blue-bright));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hlx-form-header p {
  font-size: 0.88rem; color: var(--text-mid);
  font-weight: 400; margin-top: 0.35rem; line-height: 1.5;
}

/* Progress bar */
.hlx-form-progress {
  display: flex; gap: 4px;
  padding: 0 2rem; margin-top: -1px;
}
.hlx-form-progress-bar {
  flex: 1; height: 3px;
  background: var(--border);
  border-radius: 2px; overflow: hidden;
  transition: background 0.4s;
}
.hlx-form-progress-bar.active {
  background: linear-gradient(90deg, var(--gold), var(--blue-bright));
}
.hlx-form-progress-bar.done { background: var(--gold); }

/* Steps */
.hlx-form-step {
  display: none; padding: 2rem;
}
.hlx-form-step.active {
  display: block;
  animation: hlxStepIn 0.3s ease;
}
@keyframes hlxStepIn {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0); }
}
.hlx-form-step h3 {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 700;
  margin-bottom: 0.4rem; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--text);
}
.hlx-form-step .hlx-step-desc {
  font-size: 0.88rem; color: var(--text-mid);
  font-weight: 400; margin-bottom: 1.4rem; line-height: 1.55;
}

/* Form fields */
.hlx-form-group { margin-bottom: 1.1rem; }
.hlx-form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.6rem; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mid); margin-bottom: 0.45rem;
}
.hlx-form-group input,
.hlx-form-group select,
.hlx-form-group textarea {
  width: 100%; padding: 0.82rem 1rem;
  background: rgba(201,168,76,0.04);
  border: 1px solid var(--border-light);
  border-radius: 8px; color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem; font-weight: 400;
  outline: none; transition: all 0.3s;
}
.hlx-form-group input:focus,
.hlx-form-group select:focus,
.hlx-form-group textarea:focus {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  box-shadow: 0 0 20px rgba(201,168,76,0.08);
}
.hlx-form-group input::placeholder,
.hlx-form-group textarea::placeholder { color: var(--text-dim); }
.hlx-form-group select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23c9a84c' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
}
.hlx-form-group select option { background: var(--bg-secondary); color: var(--text); }
.hlx-form-group textarea { resize: vertical; min-height: 72px; }
.hlx-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }

/* Category picker cards */
.hlx-cat-options {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem;
  margin-bottom: 1.4rem;
}
.hlx-cat-option {
  padding: 1rem 0.8rem; border: 1px solid var(--border-light);
  border-radius: 10px; cursor: pointer; transition: all 0.3s;
  text-align: center; position: relative;
}
.hlx-cat-option:hover { border-color: rgba(201,168,76,0.3); background: rgba(201,168,76,0.03); }
.hlx-cat-option.selected {
  border-color: var(--gold);
  background: rgba(201,168,76,0.08);
  box-shadow: 0 0 20px var(--glow-gold);
}
.hlx-cat-option.selected::after {
  content: '\2713'; position: absolute; top: 0.4rem; right: 0.4rem;
  width: 20px; height: 20px; background: var(--gold); color: #050508;
  border-radius: 50%; font-size: 0.6rem;
  display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.hlx-cat-icon {
  font-size: 1.6rem; margin-bottom: 0.3rem; display: block;
}
.hlx-cat-name {
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--text); margin-bottom: 0.15rem;
}
.hlx-cat-desc {
  font-size: 0.65rem; color: var(--text-dim);
  font-weight: 400; line-height: 1.35;
}

/* Dashboard photo upload */
.hlx-photo-upload {
  border: 2px dashed rgba(201,168,76,0.25);
  border-radius: 10px; padding: 1.8rem; text-align: center;
  cursor: pointer; transition: all 0.3s; position: relative;
  overflow: hidden; background: rgba(201,168,76,0.02);
}
.hlx-photo-upload:hover {
  border-color: rgba(201,168,76,0.45);
  background: rgba(201,168,76,0.04);
}
.hlx-photo-upload.has-file {
  border-color: var(--gold);
  border-style: solid;
  background: rgba(201,168,76,0.04);
}
.hlx-photo-upload-icon { font-size: 2.2rem; margin-bottom: 0.5rem; display: block; }
.hlx-photo-upload-text {
  font-size: 0.88rem; color: var(--text-mid); font-weight: 400;
}
.hlx-photo-upload-text strong { color: var(--gold); font-weight: 600; }
.hlx-photo-upload-sub {
  font-size: 0.72rem; color: var(--text-dim);
  margin-top: 0.35rem; font-weight: 400;
}
.hlx-photo-tip {
  margin-top: 0.7rem; padding: 0.65rem 0.8rem;
  background: rgba(255,165,0,0.06);
  border: 1px solid rgba(255,165,0,0.18);
  border-radius: 6px; font-size: 0.78rem;
  color: var(--text-mid); line-height: 1.5;
}
.hlx-photo-tip strong { color: #ffaa33; }
.hlx-photo-tip em { font-style: normal; text-decoration: underline; text-underline-offset: 2px; }
.hlx-photo-preview {
  display: flex; gap: 0.5rem; margin-top: 0.8rem;
  flex-wrap: wrap; justify-content: center;
}
.hlx-photo-preview img {
  width: 68px; height: 68px; object-fit: cover;
  border-radius: 6px; border: 1px solid var(--border-light);
}
.hlx-photo-why {
  margin-top: 1rem; padding: 0.9rem;
  background: rgba(201,168,76,0.04);
  border: 1px solid rgba(201,168,76,0.12);
  border-radius: 8px; display: flex; align-items: flex-start; gap: 0.7rem;
}
.hlx-photo-why-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 0.1rem; }
.hlx-photo-why p {
  font-size: 0.82rem; color: var(--text-mid);
  line-height: 1.55; font-weight: 400;
}
.hlx-photo-skip { margin-top: 0.8rem; text-align: center; }
.hlx-photo-skip-btn {
  background: none; border: none;
  color: var(--text-dim); font-family: var(--font-body);
  font-size: 0.78rem; cursor: pointer; padding: 0.4rem;
  transition: color 0.3s; text-decoration: underline;
  text-underline-offset: 3px;
}
.hlx-photo-skip-btn:hover { color: var(--gold); }

/* Loading overlay */
.hlx-form-loading {
  position: absolute; inset: 0; z-index: 10;
  background: rgba(5,5,8,0.92);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  border-radius: var(--radius-md);
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.hlx-form-loading.active { opacity: 1; pointer-events: all; }
.hlx-form-loading-spinner {
  width: 40px; height: 40px;
  border: 3px solid rgba(201,168,76,0.15);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: hlxSpin 0.8s linear infinite;
}
@keyframes hlxSpin { to { transform: rotate(360deg); } }
.hlx-form-loading-text {
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-mid);
}

/* Footer buttons */
.hlx-form-footer {
  padding: 1.3rem 2rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.hlx-form-back {
  padding: 0.65rem 1.3rem; background: transparent;
  border: 1px solid var(--border-light); border-radius: 6px;
  color: var(--text-mid);
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 600;
  cursor: pointer; transition: all 0.3s; letter-spacing: 0.05em;
}
.hlx-form-back:hover { border-color: var(--text-dim); color: var(--text); }
.hlx-form-next {
  padding: 0.72rem 1.8rem;
  background: linear-gradient(135deg, var(--gold), var(--blue-bright));
  border: none; border-radius: 6px; color: #fff;
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 700;
  cursor: pointer; transition: all 0.3s;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.hlx-form-next:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--glow-gold);
}
.hlx-form-next.hlx-wa-send {
  background: linear-gradient(135deg, #25D366, #128C7E);
}
.hlx-form-next.hlx-wa-send:hover {
  box-shadow: 0 8px 24px rgba(37,211,102,0.3);
}

/* Success step */
.hlx-success-content { text-align: center; padding: 2rem 0; }
.hlx-success-icon {
  font-size: 3rem; margin-bottom: 1rem;
  animation: hlxSuccessPop 0.5s cubic-bezier(0.16,1,0.3,1);
}
@keyframes hlxSuccessPop { from { transform: scale(0); } to { transform: scale(1); } }
.hlx-success-content h3 {
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 800;
  margin-bottom: 0.5rem; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--text);
}
.hlx-success-content p {
  font-size: 0.92rem; color: var(--text-mid);
  font-weight: 400; line-height: 1.6;
}
.hlx-photo-reminder {
  margin-top: 1.1rem; padding: 0.9rem;
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: 8px; display: none;
}
.hlx-photo-reminder-title {
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 700;
  color: var(--gold); text-transform: uppercase;
  letter-spacing: 0.05em; margin-bottom: 0.35rem;
}
.hlx-photo-reminder p {
  font-size: 0.85rem; color: var(--text-mid);
  font-weight: 400; line-height: 1.5;
}
.hlx-wa-fallback {
  color: var(--cyan); text-decoration: underline;
  text-underline-offset: 3px;
}

/* Shake animation */
@keyframes hlxShake {
  0%, 100% { transform: translateX(0); }
  15% { transform: translateX(-6px); }
  30% { transform: translateX(5px); }
  45% { transform: translateX(-4px); }
  60% { transform: translateX(3px); }
  75% { transform: translateX(-2px); }
}

/* Popular tag */
.hlx-popular-tag {
  display: inline-block; font-size: 0.55rem; font-weight: 700;
  background: linear-gradient(135deg, var(--gold), var(--orange));
  color: #050508; padding: 1px 6px; border-radius: 4px;
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-left: 4px; vertical-align: middle;
}

/* Responsive form */
@media (max-width: 600px) {
  .hlx-form-modal { max-height: 95vh; }
  .hlx-form-header { padding: 1.5rem 1.3rem 1rem; }
  .hlx-form-step { padding: 1.3rem; }
  .hlx-form-footer { padding: 1rem 1.3rem; }
  .hlx-form-progress { padding: 0 1.3rem; }
  .hlx-form-row { grid-template-columns: 1fr; }
  .hlx-cat-options { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
}
@media (max-width: 380px) {
  .hlx-cat-options { grid-template-columns: 1fr; }
}