/* ============================================================
   Gray's Test Lane & Alignment
   Design System: Neumorphism x Material Design 3 Hybrid
   ============================================================ */

/* --- TOKENS --- */
:root {
  /* Brand */
  --red-primary: #C8232C;
  --red-dark: #9E1B22;
  --red-light: #E8444C;
  --red-glow: rgba(200, 35, 44, 0.25);
  --red-surface: rgba(200, 35, 44, 0.06);

  /* Neutrals — warm-tinted (WCAG AA compliant on dark surfaces) */
  --gray-950: #0F1114;
  --gray-900: #16191D;
  --gray-850: #1C2026;
  --gray-800: #22272E;
  --gray-700: #2D333B;
  --gray-600: #5A6272;   /* bumped from #3D4450 — 4.5:1 on #0F1114 */
  --gray-500: #7A8494;   /* bumped from #545D6E — 4.5:1 on #1A1E24 */
  --gray-400: #96A0AE;   /* bumped from #768390 — 5.2:1 on #1A1E24 */
  --gray-300: #B0B8C4;
  --gray-200: #C4CAD4;
  --gray-100: #E2E6EC;
  --gray-50: #F0F2F5;
  --white: #FAFBFC;

  /* Gold accent */
  --gold-light: #F0D48A;
  --gold-mid: #D4A843;
  --gold-deep: #B8912E;

  /* Surfaces — neumorphic palette */
  --surface-base: #1A1E24;
  --surface-raised: #20252C;
  --surface-sunken: #14171C;
  --surface-overlay: rgba(32, 37, 44, 0.95);

  /* Accent surfaces — break up the monotone */
  --surface-warm: #1E1B17;       /* warm dark brown tint */
  --surface-red-tint: #1C1618;   /* very subtle red-dark */
  --surface-light: #272D36;      /* noticeably lighter panel */

  /* Neumorphic shadows */
  --shadow-neu-up: 6px 6px 16px rgba(0,0,0,0.45), -6px -6px 16px rgba(55,62,75,0.12);
  --shadow-neu-up-sm: 3px 3px 8px rgba(0,0,0,0.4), -3px -3px 8px rgba(55,62,75,0.1);
  --shadow-neu-down: inset 3px 3px 8px rgba(0,0,0,0.4), inset -3px -3px 8px rgba(55,62,75,0.08);
  --shadow-neu-flat: 0 1px 3px rgba(0,0,0,0.3), 0 -1px 2px rgba(55,62,75,0.05);

  /* MD3-style elevation */
  --shadow-md3-1: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md3-2: 0 3px 6px rgba(0,0,0,0.3), 0 2px 4px rgba(0,0,0,0.2);
  --shadow-md3-3: 0 10px 30px rgba(0,0,0,0.35), 0 4px 10px rgba(0,0,0,0.2);
  --shadow-md3-4: 0 20px 50px rgba(0,0,0,0.4), 0 8px 20px rgba(0,0,0,0.25);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Radii — MD3-leaning */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Spacing */
  --section-pad: clamp(80px, 10vw, 140px);
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--surface-base);
  color: var(--gray-200);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

/* --- SECTION HEADERS --- */
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red-primary);
  background: var(--red-surface);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  border: 1px solid rgba(200, 35, 44, 0.15);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--gray-400);
  max-width: 560px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .section-desc {
  margin: 0 auto;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--red-primary);
  color: white;
  box-shadow: 0 4px 16px var(--red-glow), var(--shadow-neu-up-sm);
}

.btn-primary:hover {
  background: var(--red-light);
  box-shadow: 0 8px 32px var(--red-glow), var(--shadow-neu-up);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-200);
  border: 1.5px solid var(--gray-600);
  box-shadow: var(--shadow-neu-flat);
}

.btn-ghost:hover {
  border-color: var(--gray-400);
  color: var(--white);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neu-up-sm);
}

/* --- NAV --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-scrolled {
  background: var(--surface-overlay);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  padding: 10px 0;
  box-shadow: 0 1px 0 rgba(255,255,255,0.05), var(--shadow-md3-2);
}

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

.nav-logo img {
  height: 96px;
  width: auto;
  transition: opacity 0.3s;
}

.nav-logo:hover img { opacity: 0.85; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  transition: all 0.25s ease;
  color: var(--gray-300);
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}

.nav-cta {
  background: var(--red-primary) !important;
  color: white !important;
  box-shadow: 0 2px 10px var(--red-glow);
}

.nav-cta:hover {
  background: var(--red-light) !important;
  box-shadow: 0 4px 20px var(--red-glow);
}

/* Nav toggle (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-200);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle-active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle-active span:nth-child(2) { opacity: 0; }
.nav-toggle-active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- NAV CONTACT INFO (fades in with the scrolled header) --- */
.nav-info {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, calc(-50% - 4px));
  display: flex;
  align-items: center;
  gap: 26px;
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}
.nav-scrolled .nav-info {
  transform: translate(-50%, -50%);
  opacity: 1;
  pointer-events: auto;
}
.nav-info-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-300);
  font-size: 0.88rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.2s;
}
.nav-info-item:hover {
  color: var(--red-primary);
}
.nav-info-item svg {
  width: 17px;
  height: 17px;
  color: var(--red-primary);
  flex-shrink: 0;
}
.nav-phone-cta {
  display: none;
}
@media (max-width: 1009.98px) {
  .nav-info {
    gap: 14px;
    left: auto;
    right: clamp(20px, 4vw, 48px);
    transform: translateY(calc(-50% - 4px));
  }
  .nav-scrolled .nav-info {
    transform: translateY(-50%);
  }
  .nav-info-address,
  .nav-info-email {
    display: none;
  }
  .nav-info-phone {
    background: var(--red-primary);
    color: var(--white);
    padding: 9px 18px;
    border-radius: var(--radius-full);
    box-shadow: 0 2px 12px var(--red-glow);
    font-weight: 700;
  }
  .nav-info-phone:hover {
    color: var(--white);
  }
  .nav-info-phone svg {
    color: var(--white);
    width: 18px;
    height: 18px;
  }
  .nav-phone-number {
    display: none;
  }
  .nav-phone-cta {
    display: inline;
  }
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 75vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: brightness(0.35) contrast(1.1) saturate(0.8);
}

.hero-slide {
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15,17,20,0.5) 0%, rgba(15,17,20,0.2) 40%, rgba(15,17,20,0.85) 100%),
    linear-gradient(90deg, rgba(15,17,20,0.7) 0%, transparent 60%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  padding-top: 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  background: rgba(200, 35, 44, 0.08);
  border: 1px solid rgba(200, 35, 44, 0.2);
  border-radius: var(--radius-full);
  padding: 10px 32px 10px 10px;
  margin-bottom: 36px;
  backdrop-filter: blur(14px);
}

.hero-badge-ring {
  position: relative;
  width: 90px;
  height: 90px;
  flex-shrink: 0;
}

.hero-badge-svg {
  width: 100%;
  height: 100%;
  animation: badge-spin 30s linear infinite;
}

@keyframes badge-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.badge-arc-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  fill: var(--red-primary);
}

.hero-badge-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.hero-badge-year {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.4rem;
  color: var(--white);
  line-height: 1;
  text-shadow: 0 2px 12px rgba(200, 35, 44, 0.4);
}

.hero-badge-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--red-primary);
  margin-top: 1px;
}

.hero-badge-text {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gray-400);
  line-height: 1.4;
}

.hero-badge-text strong {
  color: var(--white);
  font-weight: 800;
  font-size: 1rem;
  display: block;
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
}

.hero-title-sub {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--gray-300);
  letter-spacing: -0.01em;
}

.hero-title-main {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  color: var(--white);
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-mid) 50%, var(--gold-deep) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--gray-400);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.7;
}

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

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: float 2.5s ease-in-out infinite;
}

.hero-scroll svg {
  width: 28px;
  height: 28px;
  color: var(--gray-400);
}

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

/* --- TIRE FINDER --- */
.tire-finder {
  padding: 60px 0;
  background: var(--surface-sunken);
  border-top: 2px solid rgba(200, 35, 44, 0.15);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
}

.tire-finder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--red-primary), transparent);
  opacity: 0.3;
}

.tire-finder-inner {
  max-width: 900px;
  margin: 0 auto;
}

.tire-finder-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
}

.tire-finder-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  color: var(--red-primary);
  background: var(--surface-base);
  border-radius: var(--radius-md);
  padding: 12px;
  box-shadow: var(--shadow-neu-up-sm);
}

.tire-finder-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 2px;
}

.tire-finder-subtitle {
  font-size: 0.95rem;
  color: var(--gray-400);
}

/* Tabs */
.tire-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.tire-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--gray-700);
  background: transparent;
  color: var(--gray-400);
  cursor: pointer;
  transition: all 0.25s ease;
}

.tire-tab svg {
  width: 18px;
  height: 18px;
}

.tire-tab:hover {
  border-color: var(--gray-500);
  color: var(--gray-200);
}

.tire-tab.active {
  background: var(--red-primary);
  border-color: var(--red-primary);
  color: white;
  box-shadow: 0 4px 16px var(--red-glow);
}

/* Search panels */
.tire-search-panel {
  display: none;
}

.tire-search-panel.active {
  display: block;
}

/* Vehicle dropdowns */
.tire-dropdowns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.tire-select-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tire-select-wrap label,
.tire-input-wrap label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.tire-select,
.tire-input {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--white);
  background: var(--surface-base);
  border: 1.5px solid var(--gray-700);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  outline: none;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-neu-down);
  appearance: none;
  -webkit-appearance: none;
}

.tire-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2396A0AE' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.tire-select:focus,
.tire-input:focus {
  border-color: var(--red-primary);
  box-shadow: var(--shadow-neu-down), 0 0 0 3px var(--red-glow);
}

.tire-select:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.tire-select option {
  background: var(--surface-base);
  color: var(--gray-200);
}

/* Size inputs */
.tire-size-inputs {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 20px;
}

.tire-input-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  flex: 1;
}

.tire-input {
  text-align: center;
  padding-right: 36px;
}

.tire-input-hint {
  position: absolute;
  right: 12px;
  bottom: 14px;
  font-size: 0.78rem;
  color: var(--gray-500);
  pointer-events: none;
}

.tire-size-sep {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--gray-500);
  padding-bottom: 8px;
}

/* Search button */
.tire-search-btn {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1.05rem;
}

.tire-search-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
}

/* Quote form panel */
.tire-tabs-locked {
  opacity: 0.4;
  pointer-events: none;
}

.tire-quote-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--surface-base);
  border: 1.5px solid rgba(200, 35, 44, 0.25);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-neu-down);
}

.tire-quote-summary-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.tire-quote-summary-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
}

.tire-quote-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--gray-300);
  background: transparent;
  border: 1.5px solid var(--gray-700);
  border-radius: var(--radius-full);
  padding: 8px 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.tire-quote-back:hover {
  border-color: var(--red-primary);
  color: var(--white);
}

.tire-quote-back svg {
  width: 14px;
  height: 14px;
}

.tire-quote-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.tire-quote-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tire-quote-row.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.tire-input-wrap.full {
  flex: 1;
  width: 100%;
}

.tire-textarea {
  resize: vertical;
  min-height: 80px;
  font-family: var(--font-body);
  line-height: 1.5;
}

.req {
  color: var(--red-primary);
}

.hint {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--gray-500);
}

.tire-quote-error {
  background: rgba(200, 35, 44, 0.1);
  border: 1px solid rgba(200, 35, 44, 0.35);
  color: #FFB0B5;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.9rem;
}

.tire-quote-fineprint {
  font-size: 0.82rem;
  color: var(--gray-500);
  text-align: center;
  margin-top: 4px;
}

.tire-quote-fineprint a {
  color: var(--gray-200);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}

.tire-quote-fineprint a:hover {
  color: var(--red-primary);
  border-color: var(--red-primary);
}

.tire-quote-success {
  text-align: center;
  padding: 40px 20px;
}

.tire-quote-success-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--red-primary);
  background: var(--surface-base);
  border-radius: 50%;
  padding: 14px;
  box-shadow: var(--shadow-neu-up-sm);
}

.tire-quote-success h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 12px;
}

.tire-quote-success p {
  color: var(--gray-300);
  max-width: 460px;
  margin: 0 auto;
  line-height: 1.5;
}

.tire-quote-success p a {
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--red-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .tire-dropdowns {
    grid-template-columns: repeat(2, 1fr);
  }
  /* Hide the hero scroll-down arrow on mobile */
  .hero-scroll {
    display: none;
  }
}

@media (max-width: 480px) {
  .tire-dropdowns {
    grid-template-columns: 1fr;
  }
  .tire-size-inputs {
    flex-wrap: wrap;
  }
  .tire-size-sep {
    display: none;
  }
  .tire-finder-header {
    flex-direction: column;
    text-align: center;
  }
  .tire-tabs {
    flex-direction: column;
  }
  .tire-quote-row.two-col {
    grid-template-columns: 1fr;
  }
  .tire-quote-summary {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* --- TRUST BAR --- */
.trust-bar {
  background: var(--surface-base);
  padding: 0;
  position: relative;
  border-top: 2px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.trust-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 32px 24px;
  position: relative;
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.trust-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

.trust-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 25%;
  height: 50%;
  width: 1px;
  background: var(--gray-700);
}

.trust-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--surface-base);
  box-shadow: var(--shadow-neu-up-sm);
  color: var(--red-primary);
}

.trust-icon svg {
  width: 22px;
  height: 22px;
}

.trust-text strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--white);
}

.trust-text span {
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* --- SERVICES --- */
.services {
  padding: var(--section-pad) 0;
  background: var(--surface-sunken);
  position: relative;
}

/* Subtle top-edge glow */
.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-700), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--surface-raised);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: var(--shadow-neu-up);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(24px);
}

.service-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md3-3);
  border-color: rgba(255,255,255,0.08);
}

/* Featured card (steering & suspension) */
.service-card-featured {
  background: linear-gradient(145deg, var(--surface-raised) 0%, rgba(200,35,44,0.06) 100%);
  border-color: rgba(200, 35, 44, 0.15);
}

.service-card-featured:hover {
  border-color: rgba(200, 35, 44, 0.3);
  box-shadow: var(--shadow-md3-3), 0 0 40px rgba(200,35,44,0.08);
}

.service-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--surface-base);
  box-shadow: var(--shadow-neu-down);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--red-primary);
}

.service-card-icon svg {
  width: 30px;
  height: 30px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--gray-400);
  line-height: 1.65;
}

.service-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red-primary);
  background: rgba(200, 35, 44, 0.1);
  border: 1px solid rgba(200, 35, 44, 0.2);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

/* --- SERVICE TOGGLE --- */
.service-toggle {
  display: flex;
  width: fit-content;
  margin: 28px auto 0;
  padding: 5px;
  background: var(--surface-raised);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-md3-1);
}
.service-toggle-btn {
  border: none;
  background: transparent;
  color: var(--gray-400);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.service-toggle-btn.active {
  background: var(--red-primary);
  color: var(--white);
  box-shadow: var(--shadow-md3-1);
}
.service-toggle-btn:hover:not(.active) {
  color: var(--white);
}

/* --- WARRANTY LINKS --- */
a.trust-text {
  text-decoration: none;
  color: inherit;
}
a.trust-text:hover strong {
  color: var(--red-primary);
}
.warranty-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(200, 35, 44, 0.5);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s;
}
.warranty-link:hover {
  text-decoration-color: var(--red-primary);
}

/* --- BRANDS --- */
.brands {
  padding: clamp(50px, 6vw, 80px) 0;
  background: var(--surface-base);
  position: relative;
}

.brands::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-700), transparent);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.brand-card {
  background: var(--surface-raised);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: var(--shadow-neu-up-sm);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.brand-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md3-3);
  border-color: rgba(255,255,255,0.08);
}

.brand-logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 1;
  padding: 16px 0;
  user-select: none;
}

/* Mobil — iconic red/blue treatment */
.brand-mobil {
  font-size: 2rem;
  letter-spacing: 0.02em;
  font-weight: 900;
}

.brand-mobil-m { color: #C8232C; }
.brand-mobil-o { color: #1A5DAD; }
.brand-mobil-b { color: #1A5DAD; }
.brand-mobil-i { color: #C8232C; }
.brand-mobil-l { color: #1A5DAD; }

/* Shell Rotella — warm yellow accent */
.brand-rotella {
  font-size: 1.3rem;
  background: linear-gradient(135deg, #FBCE3A 0%, #E8A817 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Delphi — clean blue tech feel */
.brand-delphi {
  letter-spacing: 0.18em;
  font-size: 1.4rem;
  color: #5B9BD5;
}

/* Brand logo image container */
.brand-logo-img {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 8px 0;
}

.brand-logo-img img {
  max-height: 100%;
  max-width: 160px;
  object-fit: contain;
}

.brand-logo-img img[alt="Baldwin Filters"],
.brand-logo-img img[alt="Delphi"],
.brand-logo-img img[alt="Shell Rotella"] {
  transform: scale(1.15);
}

/* Baldwin — industrial green tone */
.brand-baldwin {
  letter-spacing: 0.16em;
  font-size: 1.35rem;
  color: #6AAF5C;
}

.brand-more-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--red-primary);
  letter-spacing: 0.02em;
}
.brand-category {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--gray-400);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.brands-note {
  text-align: center;
  font-size: 0.92rem;
  color: var(--gray-400);
  font-style: italic;
}

/* Brands responsive */
@media (max-width: 1024px) {
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-logo-text { font-size: 1.2rem !important; }
  .brand-mobil { font-size: 1.5rem !important; }
}

/* --- ABOUT --- */
.about {
  padding: clamp(50px, 6vw, 80px) 0;
  background: var(--surface-sunken);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-stack {
  position: relative;
  height: 500px;
}

.about-img {
  position: absolute;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md3-4);
  opacity: 0;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-img.revealed {
  opacity: 1;
}

.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-img-1 {
  width: 65%;
  height: 75%;
  top: 0;
  left: 0;
  z-index: 1;
  border: 3px solid var(--gray-800);
  transform: translateX(-20px);
}

.about-img-1.revealed { transform: translateX(0); }

.about-img-2 {
  width: 55%;
  height: 60%;
  bottom: 0;
  right: 0;
  z-index: 2;
  border: 3px solid var(--gray-800);
  transform: translateX(20px);
}

.about-img-2.revealed { transform: translateX(0); }

.about-year-chip {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--red-primary);
  padding: 10px 24px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 20px var(--red-glow);
}

.about-content .section-title {
  margin-top: 8px;
}

.about-lead {
  font-size: 1.1rem;
  color: var(--gray-300);
  margin-bottom: 16px;
  line-height: 1.75;
}

.about-content p {
  margin-bottom: 16px;
  color: var(--gray-400);
}

.about-warranty {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 32px;
  background: var(--surface-raised);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: var(--shadow-neu-up-sm);
}

.warranty-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--red-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red-primary);
}

.warranty-icon svg {
  width: 24px;
  height: 24px;
}

.about-warranty strong {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--white);
  display: block;
  margin-bottom: 4px;
}

.about-warranty p {
  font-size: 0.9rem;
  color: var(--gray-400);
  margin-bottom: 0;
}

/* --- GALLERY --- */
.gallery {
  padding: var(--section-pad) 0;
  background: var(--surface-base);
}

/* Feature image — wide landscape */
.gallery-showcase {
  margin-bottom: 20px;
}

.gallery-feature {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-neu-up);
  border: 1px solid rgba(255,255,255,0.04);
}

.gallery-feature img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  object-position: center 40%;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-feature:hover img {
  transform: scale(1.03);
}

/* Tile grid — auto-fills, easy to add more */
.gallery-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-tile {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-neu-up);
  border: 1px solid rgba(255,255,255,0.04);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-tile.revealed {
  opacity: 1;
  transform: translateY(0);
}

.gallery-tile img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-tile:hover img {
  transform: scale(1.04);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  background: linear-gradient(transparent, rgba(15,17,20,0.9));
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-200);
}

/* --- CONTACT --- */
.contact {
  padding: var(--section-pad) 0;
  background: var(--surface-base);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info .section-title {
  margin-top: 8px;
}

.contact-info > p {
  color: var(--gray-400);
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 24px;
  background: var(--surface-raised);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: var(--shadow-neu-up-sm);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateX(-16px);
}

.contact-detail.revealed {
  opacity: 1;
  transform: translateX(0);
}

.contact-detail:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md3-2);
  border-color: rgba(200, 35, 44, 0.15);
}

.contact-detail-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--surface-base);
  box-shadow: var(--shadow-neu-down);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red-primary);
}

.contact-detail-icon svg {
  width: 22px;
  height: 22px;
}

.contact-detail strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--white);
  font-size: 0.95rem;
}

.contact-detail span {
  font-size: 0.82rem;
  color: var(--gray-400);
}

.contact-map-wrap {
  height: 100%;
  min-height: 420px;
}

.contact-map {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--shadow-neu-up);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 420px;
  filter: brightness(0.8) contrast(1.1) saturate(0) invert(1) hue-rotate(180deg);
  border-radius: var(--radius-lg);
}

/* --- FOOTER --- */
/* --- REVIEWS --- */
.reviews {
  padding: var(--section-pad) 0;
  background: var(--surface-sunken);
  position: relative;
}
.reviews-embed {
  margin-top: 40px;
}
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 44px;
}
.review-card {
  background: var(--surface-raised);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-neu-up-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.review-stars {
  display: flex;
  gap: 3px;
  color: var(--gold-mid);
}
.review-stars svg {
  width: 18px;
  height: 18px;
}
.review-text {
  color: var(--gray-300);
  font-size: 0.98rem;
  line-height: 1.65;
  flex: 1;
}
.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red-primary) 0%, #8E1A21 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--white);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.review-meta {
  display: flex;
  flex-direction: column;
}
.review-name {
  font-weight: 600;
  color: var(--white);
  font-size: 0.95rem;
}
.review-source {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* --- LIGHTBOX --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 6vh 5vw;
  background: rgba(8, 10, 13, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  cursor: zoom-out;
}
.lightbox.open {
  display: flex;
  animation: lb-fade 0.25s ease;
}
@keyframes lb-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}
.lightbox-img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md3-4);
  object-fit: contain;
}
.lightbox-caption {
  position: absolute;
  bottom: 3vh;
  left: 0;
  right: 0;
  text-align: center;
  color: var(--gray-200);
  font-size: 0.95rem;
  padding: 0 20px;
}
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease;
}
.lightbox-close:hover {
  background: rgba(200, 35, 44, 0.85);
}

.footer {
  background: var(--gray-950);
  padding: 60px 0 0;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--gray-800);
}

.footer-brand img {
  margin-bottom: 16px;
  opacity: 0.9;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--gray-500);
  max-width: 300px;
  line-height: 1.65;
}

.footer-links h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-300);
  margin-bottom: 16px;
}

.footer-links li {
  font-size: 0.88rem;
  color: var(--gray-500);
  padding: 4px 0;
}

.footer-links a {
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--red-primary);
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--gray-600);
}

.footer-legacy {
  margin-top: 4px;
  color: var(--gray-500) !important;
  font-style: italic;
}

/* --- SCROLL REVEAL STAGGER --- */
.service-card:nth-child(1) { transition-delay: 0s; }
.service-card:nth-child(2) { transition-delay: 0.08s; }
.service-card:nth-child(3) { transition-delay: 0.16s; }
.service-card:nth-child(4) { transition-delay: 0.24s; }
.service-card:nth-child(5) { transition-delay: 0.32s; }
.service-card:nth-child(6) { transition-delay: 0.40s; }

.trust-item:nth-child(1) { transition-delay: 0s; }
.trust-item:nth-child(2) { transition-delay: 0.1s; }
.trust-item:nth-child(3) { transition-delay: 0.2s; }
.trust-item:nth-child(4) { transition-delay: 0.3s; }

.contact-detail:nth-child(1) { transition-delay: 0s; }
.contact-detail:nth-child(2) { transition-delay: 0.1s; }
.contact-detail:nth-child(3) { transition-delay: 0.2s; }

.gallery-tile:nth-child(1) { transition-delay: 0s; }
.gallery-tile:nth-child(2) { transition-delay: 0.12s; }
.gallery-tile:nth-child(3) { transition-delay: 0.24s; }
.gallery-tile:nth-child(4) { transition-delay: 0.36s; }
.gallery-tile:nth-child(5) { transition-delay: 0.48s; }
.gallery-tile:nth-child(6) { transition-delay: 0.6s; }

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    gap: 48px;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--surface-overlay);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 80px 32px 40px;
    gap: 4px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 30px rgba(0,0,0,0.3);
  }

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

  .nav-links a {
    font-size: 1.05rem;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    width: 100%;
  }

  .nav-cta {
    margin-top: 12px;
    text-align: center;
    justify-content: center;
  }

  .hero-content { padding-top: 100px; }

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

  .trust-item:nth-child(2)::after { display: none; }

  .trust-item:nth-child(1)::after,
  .trust-item:nth-child(3)::after {
    top: auto;
    bottom: 0;
    left: 10%;
    right: 10%;
    width: 80%;
    height: 1px;
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-image-stack {
    height: 360px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .gallery-feature img {
    height: 260px;
  }

  .gallery-tile img {
    height: 220px;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .trust-items {
    grid-template-columns: 1fr;
  }

  .trust-item::after { display: none !important; }

  .trust-item {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-800);
  }

  .hero-badge {
    gap: 14px;
    padding: 8px 24px 8px 8px;
  }

  .hero-badge-ring {
    width: 82px;
    height: 82px;
  }

  .hero-badge-year { font-size: 1.7rem; }

  .badge-arc-text { font-size: 7.5px; }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .about-image-stack {
    height: 280px;
  }

  .about-img-1 { width: 70%; height: 70%; }
  .about-img-2 { width: 60%; height: 55%; }
}

/* --- SELECTION --- */
::selection {
  background: var(--red-primary);
  color: white;
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-950); }
::-webkit-scrollbar-thumb {
  background: var(--gray-700);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gray-600);
}

/* --- PERFORMANCE --- */
.hero-bg-img,
.gallery-tile img,
.gallery-feature img,
.about-img img {
  will-change: transform;
}