:root {
  --ink: #111111;
  --ink2: #333333;
  --muted: #888888;
  --border: #e0e0e0;
  --bg: #f5f5f5;
  --white: #ffffff;
  --dark: #0a0a0a;
  --gold: #c8922a;
  --gold-bg: rgba(200, 146, 42, 0.1);
  --fc: 'Barlow Condensed', sans-serif;
  --fb: 'Barlow', sans-serif;
  --ease: cubic-bezier(.25, .46, .45, .94);
}

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

html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
  background: var(--white);
  color: var(--ink);
  font-family: var(--fb);
  -webkit-font-smoothing: antialiased;
}

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

img {
  display: block;
  max-width: 100%;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
  padding: 0 32px;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.96), rgba(10, 10, 10, 0));
  transition: background .4s;
}

.site-header.solid {
  background: rgba(10, 10, 10, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.h-logo img {
  width: auto;
  height: 40px;
}

.h-badge {
  color: rgba(255, 255, 255, 0.35);
  font-family: var(--fc);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.h-badge b {
  color: var(--gold);
}

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 58px;
  background: var(--dark);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(200, 146, 42, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 146, 42, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-radial {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 55% at 50% 65%, rgba(200, 146, 42, 0.07) 0%, transparent 70%);
}

.hero-top {
  position: relative;
  z-index: 2;
  padding: 56px 32px 0;
  text-align: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  color: var(--gold);
  font-family: var(--fc);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp .7s var(--ease) .3s forwards;
}

.hero-tag::before,
.hero-tag::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gold);
  opacity: 0.5;
}

.hero-title {
  color: var(--white);
  font-family: var(--fc);
  font-size: clamp(64px, 12vw, 150px);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -3px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp .7s var(--ease) .5s forwards;
}

.hero-title .outline {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(200, 146, 42, 0.55);
}

.hero-title .dim {
  color: rgba(255, 255, 255, 0.12);
}

.hero-byline {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.3);
  font-family: var(--fc);
  font-size: clamp(13px, 2.5vw, 19px);
  font-weight: 300;
  letter-spacing: 10px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp .7s var(--ease) .7s forwards;
}

.viewer-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
  padding: 24px 32px 0;
  cursor: grab;
  user-select: none;
  opacity: 0;
  animation: fadeIn .8s var(--ease) .9s forwards;
}

.viewer-frames {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06), 0 32px 80px rgba(0, 0, 0, 0.6);
}

.viewer-frames img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 16px;
  object-fit: contain;
  opacity: 0;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.7));
  pointer-events: none;
  transition: opacity .06s linear;
}

.viewer-frames img.active {
  opacity: 1;
}

.v-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 14px 0 8px;
}

.v-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.6);
  transition: background .2s, border-color .2s;
}

.v-btn:hover {
  border-color: var(--gold);
  background: var(--gold-bg);
  color: var(--gold);
}

.v-btn svg,
.cat-all svg,
.pc-cta svg {
  width: 11px;
  height: 11px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
}

.v-dots {
  display: flex;
  align-items: center;
  gap: 5px;
}

.v-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transition: background .2s, transform .2s;
}

.v-dot.active {
  background: var(--gold);
  transform: scale(1.4);
}

.v-angle {
  min-width: 36px;
  color: #fff;
  font-family: var(--fc);
  font-size: 11px;
  letter-spacing: 3px;
  text-align: center;
}

.drag-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding-bottom: 14px;
  color: #fff;
  font-family: var(--fc);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeIn 1s var(--ease) 1.6s forwards;
}

.section-acc,
.video-section,
.faq-section {
  padding: 80px 0 100px;
}

.video-section,
.faq-section {
  background: var(--bg);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

.s-head,
.faq-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
  padding-bottom: 28px;
  border-bottom: 2px solid var(--ink);
  flex-wrap: wrap;
}

.s-eyebrow {
  margin-bottom: 8px;
  color: var(--gold);
  font-family: var(--fc);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
}

.s-title {
  font-family: var(--fc);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1;
  text-transform: uppercase;
}

.s-sub {
  max-width: 360px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  text-align: right;
}

.seo-intro-text {
  margin-bottom: 36px;
  padding: 24px 28px;
  border-left: 3px solid var(--gold);
  border-radius: 10px;
  background: var(--bg);
}

.seo-intro-text p {
  margin-bottom: 10px;
  color: var(--ink2);
  font-size: 14px;
  line-height: 1.75;
}

.seo-intro-text p:last-child {
  margin-bottom: 0;
}

.cat-nav {
  position: sticky;
  top: 58px;
  z-index: 90;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  padding: 10px 0 20px;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.cat-nav-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--muted);
  font-family: var(--fc);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: all .2s;
}

.cat-nav-item span {
  padding: 1px 5px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--white);
  font-size: 9px;
}

.cat-nav-item:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.cat-nav-item:hover span {
  background: var(--gold);
}

.cat-block {
  margin-bottom: 64px;
}

.cat-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.cat-label {
  padding: 5px 12px;
  border-radius: 2px;
  background: var(--ink);
  color: var(--white);
  font-family: var(--fc);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
}

.cat-count {
  color: var(--muted);
  font-family: var(--fc);
  font-size: 11px;
  letter-spacing: 2px;
}

.cat-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 6px 14px;
  border: 1px solid rgba(200, 146, 42, 0.3);
  border-radius: 3px;
  color: var(--gold);
  font-family: var(--fc);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.cat-all:hover {
  background: var(--gold-bg);
}

.pc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--border);
}

.pc {
  position: relative;
  display: flex;
  background: var(--white);
  transition: background .2s;
}

.pc:hover {
  background: #fafafa;
}

.pc::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: transparent;
  transition: background .2s;
}

.pc:hover::after {
  background: var(--gold);
}

.pc-img {
  position: relative;
  flex: 0 0 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  height: 130px;
  background: var(--bg);
}

.pc-img img {
  width: 100%;
  height: 100%;
  padding: 14px;
  object-fit: contain;
  transition: transform .35s var(--ease);
}

.pc:hover .pc-img img {
  transform: scale(1.08);
}

.pc-info {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-width: 0;
  padding: 16px 18px;
}

.pc-brand {
  color: var(--gold);
  font-family: var(--fc);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.pc-name {
  font-family: var(--fc);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.4px;
  line-height: 1.2;
  text-transform: uppercase;
}

.pc-ref {
  color: var(--muted);
  font-family: 'Courier New', monospace;
  font-size: 11px;
  letter-spacing: 1px;
}

.pc-price {
  margin-top: 3px;
  color: var(--ink);
  font-family: var(--fc);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.pc-cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 4px;
  color: var(--muted);
  font-family: var(--fc);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.pc:hover .pc-cta {
  color: var(--gold);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.video-card {
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}

.video-frame {
  aspect-ratio: 16 / 9;
  width: 100%;
  border: 0;
  background: #000;
}

.video-copy {
  padding: 18px 20px 20px;
}

.video-title {
  margin-bottom: 8px;
  font-family: var(--fc);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.video-description {
  color: var(--ink2);
  font-size: 14px;
  line-height: 1.7;
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px 18px 0;
  cursor: pointer;
  font-family: var(--fc);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.2px;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  color: var(--gold);
  font-size: 22px;
  font-weight: 300;
  transition: transform .2s;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 0 20px;
  color: var(--ink2);
  font-size: 14px;
  line-height: 1.75;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 28px 32px;
  background: var(--ink);
  color: var(--white);
}

.f-logo img {
  width: auto;
  height: 40px;
}

.f-text,
.f-links a {
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--fc);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.f-text {
  color: rgba(255, 255, 255, 0.3);
}

.f-links {
  display: flex;
  gap: 20px;
}

.f-links a:hover {
  color: var(--gold);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0 20px;
  }

  .container {
    padding: 0 20px;
  }

  .viewer-wrap {
    padding: 20px 20px 0;
  }

  .viewer-frames {
    border-radius: 16px;
  }

  .s-head,
  .faq-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .s-sub {
    text-align: left;
  }

  .pc-grid,
  .video-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .seo-intro-text {
    padding: 18px 20px;
  }

  .faq-item summary {
    font-size: 15px;
  }
}