/* ============================================
   RUSH WAVE — Global Styles v2
   Palette: Ocean Black / Electric Aqua / Speed Gold
   Type: Barlow Condensed + Inter (loaded via <link> in HTML)
============================================ */

:root {
  --black:        #050A0F;
  --navy:         #0A1628;
  --navy-mid:     #0F2040;
  --aqua:         #00D4FF;
  --aqua-dim:     #00A3C4;
  --gold:         #FFB800;
  --white:        #E8F4F8;
  --muted:        #7A9BB0;
  --card-bg:      #0D1F35;
  --border-color: rgba(0, 212, 255, 0.15);
  --font-display: 'Barlow Condensed', Arial Narrow, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================ RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

body {
  background-color: #050A0F;
  color: #E8F4F8;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================================ TYPOGRAPHY */
.display {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.display--xl  { font-size: clamp(4rem, 12vw, 10rem); }
.display--lg  { font-size: clamp(3rem,  6vw, 5.5rem); }
.display--md  { font-size: clamp(2rem,  4vw, 3.5rem); }
.display--sm  { font-size: clamp(1.5rem, 3vw, 2.5rem); }

.label {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #00D4FF;
}

.body-sm { font-size: 0.875rem; color: #7A9BB0; }
.text-aqua  { color: #00D4FF; }
.text-gold  { color: #FFB800; }
.text-muted { color: #7A9BB0; }

.divider {
  width: 40px;
  height: 2px;
  background-color: #00D4FF;
  margin-bottom: 1rem;
}

/* ============================================ NAV */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2.5rem;
  background-color: rgba(5,10,15,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,212,255,0.15);
  transition: background-color 0.3s ease;
}

.nav.scrolled { background-color: rgba(5,10,15,0.98); }

.nav__logo {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #E8F4F8;
}
.nav__logo span { color: #00D4FF; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__links a {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #7A9BB0;
  transition: color 0.3s ease;
}
.nav__links a:hover,
.nav__links a.active { color: #E8F4F8; }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav__cart {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #E8F4F8;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.nav__cart:hover { border-color: #00D4FF; color: #00D4FF; }

.cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  background-color: #00D4FF;
  color: #050A0F;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: 50%;
}

.nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__mobile-toggle span {
  display: block;
  width: 24px; height: 2px;
  background-color: #E8F4F8;
  transition: all 0.3s ease;
}

/* ============================================ BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.875rem 2rem;
  border-radius: 2px;
  transition: all 0.3s ease;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.btn--primary { background-color: #00D4FF; color: #050A0F; }
.btn--primary:hover {
  background-color: #E8F4F8;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.3);
}

.btn--gold { background-color: #FFB800; color: #050A0F; }
.btn--gold:hover {
  background-color: #ffcc44;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,184,0,0.3);
}

.btn--ghost {
  background-color: transparent;
  color: #E8F4F8;
  border: 1px solid rgba(0,212,255,0.15);
}
.btn--ghost:hover { border-color: #00D4FF; color: #00D4FF; }

.btn--sm { padding: 0.6rem 1.25rem; font-size: 0.72rem; }

/* ============================================ LAYOUT */
.section    { padding: 6rem 2.5rem; }
.section--sm { padding: 4rem 2.5rem; }
.container  { max-width: 1280px; margin: 0 auto; }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3rem;
  gap: 2rem;
  flex-wrap: wrap;
}

/* ============================================ HERO */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-color: #050A0F;
}

.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(5,10,15,0.92) 40%, rgba(5,10,15,0.2) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 2.5rem;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 40px; height: 2px;
  background-color: #00D4FF;
}

.hero__title { margin-bottom: 1rem; max-width: 14ch; }
.hero__title .highlight { color: #00D4FF; }

.hero__subtitle {
  font-size: 1.1rem;
  color: #7A9BB0;
  max-width: 42ch;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__stats {
  position: absolute;
  right: 2.5rem;
  bottom: 4rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-block { text-align: right; }

.stat-block__value {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 3rem;
  color: #E8F4F8;
  line-height: 1;
}
.stat-block__value .unit { color: #00D4FF; font-size: 1.2rem; }

.stat-block__label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #7A9BB0;
  margin-top: 0.2rem;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: #7A9BB0;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero__scroll::after {
  content: '';
  display: block;
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, #00D4FF, transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.7); }
  50%       { opacity: 1;   transform: scaleY(1); }
}

/* ============================================ MARQUEE */
.marquee-band {
  background-color: #00D4FF;
  overflow: hidden;
  padding: 0.75rem 0;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 3rem;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #050A0F;
}
.marquee-item::after { content: '●'; font-size: 0.4rem; opacity: 0.5; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================ CATEGORY TABS */
.cat-tabs { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.cat-tab {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 2px;
  color: #7A9BB0;
  background-color: transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}
.cat-tab:hover,
.cat-tab.active {
  border-color: #00D4FF;
  color: #00D4FF;
  background-color: rgba(0,212,255,0.06);
}

/* ============================================ PRODUCT GRID */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background-color: rgba(0,212,255,0.1);
}

.product-card {
  background-color: #0D1F35;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: background-color 0.3s ease;
}
.product-card:hover { background-color: #0F2040; }

.product-card__image {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #0A1628;
}
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.product-card:hover .product-card__image img { transform: scale(1.06); }

.product-card__badge {
  position: absolute;
  top: 1rem; left: 1rem;
  background-color: #00D4FF;
  color: #050A0F;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  border-radius: 1px;
}
.product-card__badge--gold { background-color: #FFB800; }

.product-card__body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.product-card__cat {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #00D4FF;
}

.product-card__name {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 1.1;
  color: #E8F4F8;
}

.product-card__desc {
  font-size: 0.85rem;
  color: #7A9BB0;
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(0,212,255,0.12);
  margin-top: auto;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.product-card__price {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.6rem;
  color: #E8F4F8;
}

.product-card__actions { display: flex; gap: 0.5rem; flex-shrink: 0; }

/* ============================================ SPEED METER */
.speed-meter-section {
  background-color: #0A1628;
  border-top: 1px solid rgba(0,212,255,0.15);
  border-bottom: 1px solid rgba(0,212,255,0.15);
  padding: 5rem 2.5rem;
  overflow: hidden;
}

.speed-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
}

.speed-number {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: clamp(6rem, 14vw, 13rem);
  line-height: 0.9;
  color: #E8F4F8;
  display: block;
}
.speed-number::after {
  content: 'KM/H';
  display: block;
  font-size: 1.2rem;
  letter-spacing: 0.3em;
  color: #00D4FF;
  margin-top: 0.5rem;
}

.speed-bar-track {
  height: 3px;
  background-color: rgba(255,255,255,0.08);
  border-radius: 2px;
  margin-top: 2rem;
  overflow: hidden;
}
.speed-bar-fill {
  height: 100%;
  background: linear-gradient(to right, #00D4FF, #FFB800);
  width: 0%;
  transition: width 1.5s ease;
}

.speed-models { display: flex; flex-direction: column; gap: 1.25rem; }

.speed-model-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.speed-model-row:hover,
.speed-model-row.active {
  border-color: #00D4FF;
  background-color: rgba(0,212,255,0.05);
}
.speed-model-row.active .smr__speed { color: #00D4FF; }

.smr__name {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #E8F4F8;
}
.smr__cat  { font-size: 0.75rem; color: #7A9BB0; margin-top: 0.1rem; }
.smr__speed {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  color: #E8F4F8;
  transition: color 0.3s ease;
}

/* ============================================ PRODUCT PAGE */
.product-hero {
  padding-top: 80px;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background-color: #0A1628;
}

.product-gallery {
  position: sticky;
  top: 80px;
  height: calc(100vh - 80px);
  overflow: hidden;
  background-color: #050A0F;
}

.gallery-main { width: 100%; height: 75%; overflow: hidden; }
.gallery-main img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-thumbs {
  display: flex;
  gap: 4px;
  padding: 4px;
  height: 25%;
  background-color: #0A1628;
  overflow-x: auto;
  scrollbar-width: thin;
}

.gallery-thumb {
  flex-shrink: 0;
  height: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.3s ease;
  border: 2px solid transparent;
}
.gallery-thumb:hover { opacity: 0.8; }
.gallery-thumb.active { opacity: 1; border-color: #00D4FF; }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-info {
  padding: 4rem 3rem;
  overflow-y: auto;
  max-height: calc(100vh - 80px);
}
.product-info::-webkit-scrollbar { width: 4px; }
.product-info::-webkit-scrollbar-thumb { background-color: rgba(0,212,255,0.2); border-radius: 2px; }

.product-cat-label { margin-bottom: 0.75rem; }

.product-name {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 3.5rem);
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: -0.02em;
  color: #E8F4F8;
  margin-bottom: 1.25rem;
}

.product-desc {
  color: #7A9BB0;
  line-height: 1.75;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.product-price-block {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding: 1.25rem;
  background-color: rgba(0,212,255,0.04);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 2px;
}

.product-price {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 3rem;
  color: #E8F4F8;
}
.product-price-note { font-size: 0.8rem; color: #7A9BB0; }

.product-qty {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 1.5rem;
}
.qty-label {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #7A9BB0;
  margin-right: 1.25rem;
}
.qty-btn {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0,212,255,0.15);
  color: #E8F4F8;
  font-size: 1.2rem;
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}
.qty-btn:hover { border-color: #00D4FF; color: #00D4FF; }

.qty-value {
  width: 48px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid rgba(0,212,255,0.15);
  border-bottom: 1px solid rgba(0,212,255,0.15);
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: #E8F4F8;
}

.product-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.product-actions .btn { flex: 1; min-width: 160px; justify-content: center; }

.specs-block { margin-bottom: 2rem; }
.specs-block h3 {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #00D4FF;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(0,212,255,0.15);
}

.specs-table { display: flex; flex-direction: column; }

.spec-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.spec-row:last-child { border-bottom: none; }
.spec-key { font-size: 0.8rem; color: #7A9BB0; }
.spec-val {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: #E8F4F8;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.included-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}
.included-item {
  padding: 0.75rem;
  background-color: rgba(255,255,255,0.03);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 2px;
  font-size: 0.78rem;
  color: #7A9BB0;
  text-align: center;
  line-height: 1.4;
}

/* ============================================ RELATED */
.related-section {
  padding: 5rem 2.5rem;
  background-color: #050A0F;
  border-top: 1px solid rgba(0,212,255,0.15);
}

.related-scroll {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  background-color: rgba(0,212,255,0.1);
  scrollbar-width: none;
}
.related-scroll::-webkit-scrollbar { display: none; }

.related-card {
  flex-shrink: 0;
  width: 300px;
  background-color: #0D1F35;
  overflow: hidden;
  transition: background-color 0.3s ease;
  display: block;
}
.related-card:hover { background-color: #0F2040; }

.related-card__image { aspect-ratio: 16 / 10; overflow: hidden; }
.related-card__image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.related-card:hover .related-card__image img { transform: scale(1.05); }

.related-card__body { padding: 1.25rem; }
.related-card__name {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
  color: #E8F4F8;
}
.related-card__price {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.3rem;
  color: #00D4FF;
  margin-bottom: 1rem;
}

/* ============================================ CART */
.cart-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 8rem 2.5rem 5rem;
  align-items: start;
}

.cart-items { display: flex; flex-direction: column; gap: 2px; background-color: rgba(0,212,255,0.1); }

.cart-item {
  background-color: #0D1F35;
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 1.25rem;
  padding: 1.5rem;
  align-items: center;
}

.cart-item__image { aspect-ratio: 4/3; overflow: hidden; border-radius: 1px; }
.cart-item__image img { width: 100%; height: 100%; object-fit: cover; }

.cart-item__name {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
  color: #E8F4F8;
}
.cart-item__cat { color: #7A9BB0; font-size: 0.8rem; }

.cart-item__qty-control { display: flex; align-items: center; margin-top: 0.75rem; width: fit-content; }

.cart-item__price {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.3rem;
  color: #E8F4F8;
  text-align: right;
}
.cart-item__remove {
  display: block;
  font-size: 0.72rem;
  color: #7A9BB0;
  text-align: right;
  margin-top: 0.5rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  transition: color 0.3s ease;
}
.cart-item__remove:hover { color: #ff4455; }

.cart-summary {
  position: sticky;
  top: 100px;
  background-color: #0D1F35;
  border: 1px solid rgba(0,212,255,0.15);
  padding: 2rem;
}
.cart-summary h2 {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #E8F4F8;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0,212,255,0.15);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: #7A9BB0;
}
.summary-row.total {
  border-top: 1px solid rgba(0,212,255,0.15);
  margin-top: 0.75rem;
  padding-top: 1rem;
  color: #E8F4F8;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 1.4rem;
}
.summary-row .val { color: #E8F4F8; font-weight: 500; }
.summary-row.total .val { color: #00D4FF; }

.cart-checkout-btn { display: block; width: 100%; text-align: center; margin-top: 1.5rem; padding: 1rem; }

.cart-empty {
  text-align: center;
  padding: 6rem 2rem;
  max-width: 400px;
  margin: 0 auto;
}
.cart-empty svg { width: 60px; height: 60px; stroke: #7A9BB0; margin: 0 auto 1.5rem; }
.cart-empty h2 {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 900;
  font-size: 2rem;
  text-transform: uppercase;
  color: #E8F4F8;
  margin-bottom: 1rem;
}
.cart-empty p { color: #7A9BB0; margin-bottom: 2rem; }

/* ============================================ FAQ */
.faq-layout {
  max-width: 860px;
  margin: 0 auto;
  padding: 8rem 2.5rem 6rem;
}

.faq-header { margin-bottom: 4rem; }

.faq-group { margin-bottom: 3rem; }

.faq-group-title {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #00D4FF;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(0,212,255,0.15);
}

.faq-item { border-bottom: 1px solid rgba(0,212,255,0.12); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  cursor: pointer;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: #E8F4F8;
  transition: color 0.2s ease;
}
.faq-question:hover,
.faq-question.open { color: #00D4FF; }

.faq-icon { width: 20px; height: 20px; flex-shrink: 0; position: relative; }
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background-color: currentColor;
  border-radius: 1px;
  transition: all 0.3s ease;
}
.faq-icon::before { width: 2px; height: 14px; top: 3px; left: 9px; }
.faq-icon::after  { width: 14px; height: 2px; top: 9px; left: 3px; }
.faq-question.open .faq-icon::before { transform: rotate(90deg); opacity: 0; }

.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer p {
  padding-bottom: 1.25rem;
  color: #7A9BB0;
  line-height: 1.75;
  font-size: 0.95rem;
}
.faq-answer.open { max-height: 400px; }

/* ============================================ FOOTER */
.footer {
  background-color: #0A1628;
  border-top: 1px solid rgba(0,212,255,0.15);
  padding: 4rem 2.5rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  max-width: 1280px;
  margin: 0 auto;
}

.footer__brand p {
  font-size: 0.875rem;
  color: #7A9BB0;
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 30ch;
}

.footer__col h4 {
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #E8F4F8;
  margin-bottom: 1.25rem;
}

.footer__col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer__col ul li a { font-size: 0.875rem; color: #7A9BB0; transition: color 0.3s ease; }
.footer__col ul li a:hover { color: #00D4FF; }

.footer__bottom {
  max-width: 1280px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(0,212,255,0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #7A9BB0;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================ TOAST */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: #00D4FF;
  color: #050A0F;
  padding: 1rem 1.5rem;
  font-family: 'Barlow Condensed', Arial Narrow, sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  z-index: 200;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ============================================ RESPONSIVE */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .product-hero  { grid-template-columns: 1fr; }
  .product-gallery { position: relative; top: 0; height: 60vw; }
  .cart-layout { grid-template-columns: 1fr; }
  .cart-summary { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .speed-grid  { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__mobile-toggle { display: flex; }
  .hero__stats { display: none; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid  { grid-template-columns: 1fr; }
  .nav { padding: 1rem 1.25rem; }
  .section { padding: 4rem 1.25rem; }
  .cart-item { grid-template-columns: 80px 1fr; }
  .cart-item__price { grid-column: 1 / -1; }
}

@media (max-width: 500px) {
  .product-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
}