/* ═══════════════════════════════════════════
   DESIGN TOKENS
═══════════════════════════════════════════ */
:root {
  --yellow: #ffd000;
  --yellow-dk: #c9a200;
  --black: #0a0a0a;
  --dark: #111111;
  --dark2: #1a1a1a;
  --dark3: #242424;
  --white: #ffffff;
  --grey: #7a7a7a;
  --grey-lt: #aaaaaa;
  --red: #e63946;
  --font-hd: "Bebas Neue", "Black Han Sans", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
@media (prefers-reduced-motion: no-preference) {
  html,
  * {
    scroll-behavior: smooth;
  }
}

html {
  font-size: 16px;
}
body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ═══════════════════════════════════════
   NOISE OVERLAY — adds grit texture
═══════════════════════════════════════════ */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

/* ═══════════════════════════════════════-
   FIXED HEADER
═══════════════════════════════════════════ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 208, 0, 0.15);
  transition: background 0.3s;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.logo-mascot {
  height: 52px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(255, 208, 0, 0.4));
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo-text .brand {
  font-family: var(--font-hd);
  font-size: 24px;
  letter-spacing: 3px;
  color: var(--white);
}
.logo-text .sub {
  font-size: 9px;
  letter-spacing: 5px;
  color: var(--yellow);
  text-transform: uppercase;
  margin-top: 2px;
}
nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
nav a {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.55);
  transition:
    color 0.2s,
    background 0.2s;
}
nav a:hover {
  color: var(--yellow);
  background: rgba(255, 208, 0, 0.06);
}
.nav-cta {
  background: var(--yellow) !important;
  color: var(--black) !important;
  border-radius: 8px !important;
  padding: 9px 20px !important;
  font-weight: 800 !important;
}
.nav-cta:hover {
  background: var(--yellow-dk) !important;
  color: var(--black) !important;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  margin: 5px 0;
  transition: all 0.3s;
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 24px 60px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 80% 60% at 60% 40%,
      rgba(255, 208, 0, 0.07) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 50% at 10% 80%,
      rgba(255, 208, 0, 0.04) 0%,
      transparent 60%
    ),
    linear-gradient(160deg, #0a0a0a 0%, #111 50%, #0d0d0d 100%);
}
/* Diagonal yellow stripe decoration */
.hero-bg::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -5%;
  width: 55%;
  height: 130%;
  background: linear-gradient(
    135deg,
    transparent 45%,
    rgba(255, 208, 0, 0.028) 45%,
    rgba(255, 208, 0, 0.028) 55%,
    transparent 55%
  );
  transform: skewX(-8deg);
}
/* Grid lines */
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 208, 0, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 208, 0, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 80% at 60% 40%, black, transparent);
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}
.hero-content {
  max-width: 560px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--yellow);
  background: rgba(255, 208, 0, 0.08);
  border: 1px solid rgba(255, 208, 0, 0.2);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 28px;
  animation: fadeUp 0.8s var(--ease) both;
}
.hero-eyebrow::before {
  content: "⚡";
  font-size: 12px;
}
.hero-h1 {
  font-family: var(--font-hd);
  font-size: clamp(52px, 8vw, 96px);
  line-height: 0.92;
  letter-spacing: 2px;
  margin-bottom: 24px;
  animation: fadeUp 0.8s 0.1s var(--ease) both;
}
.hero-h1 em {
  color: var(--yellow);
  font-style: normal;
  display: block;
}
.hero-h1 span {
  color: rgba(255, 255, 255, 0.18);
}
.hero-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 460px;
  animation: fadeUp 0.8s 0.2s var(--ease) both;
}
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: fadeUp 0.8s 0.3s var(--ease) both;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  border: none;
}
.btn-primary {
  background: var(--yellow);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--yellow-dk);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 208, 0, 0.3);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}
.btn-outline:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  transform: translateY(-2px);
}
.btn-wa {
  background: #25d366;
  color: #fff;
}
.btn-wa:hover {
  background: #1aab52;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeUp 0.8s 0.15s var(--ease) both;
}
.mascot-hero {
  width: min(340px, 100%);
  filter: drop-shadow(0 0 60px rgba(255, 208, 0, 0.25))
    drop-shadow(0 30px 40px rgba(0, 0, 0, 0.8));
  animation: float 4s ease-in-out infinite;
}
/* Warranty badge */
.warranty-badge {
  position: absolute;
  top: 30%;
  right: 2%;
  background: var(--yellow);
  color: var(--black);
  border-radius: 50%;
  width: 5.5rem;
  height: 5.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
  font-size: 11px;
  box-shadow: 0 8px 32px rgba(255, 208, 0, 0.4);
  animation: spin-slow 10s linear infinite;
  z-index: 2;
}
.warranty-badge strong {
  font-size: 23px;
  display: block;
}

/* ═══════════════════════════════════════════
   STATS BAR
═══════════════════════════════════════════ */
.stats-bar {
  background: var(--yellow);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}
.stats-bar::before {
  content: "⚡ OSAKA BATTERIES ⚡ PARYS FREE STATE ⚡ 18-MONTH WARRANTY ⚡ FAST SERVICE ⚡ OSAKA BATTERIES ⚡ PARYS FREE STATE ⚡ 18-MONTH WARRANTY ⚡ FAST SERVICE⚡ OSAKA BATTERIES ⚡ PARYS FREE STATE ⚡ 18-MONTH WARRANTY ⚡ FAST SERVICE ⚡ OSAKA BATTERIES ⚡ PARYS FREE STATE ⚡ 18-MONTH WARRANTY ⚡ FAST SERVICE ⚡ ";
  display: block;
  font-family: var(--font-hd);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--black);
  white-space: nowrap;
  animation: marquee 22s linear infinite;
}
.stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}
.stat {
  text-align: center;
}
.stat-num {
  font-family: var(--font-hd);
  font-size: 40px;
  color: var(--black);
  line-height: 1;
}
.stat-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.6);
  margin-top: 2px;
}

/* ═══════════════════════════════════════════
   SECTION BASE
═══════════════════════════════════════════ */
section {
  padding: 100px 24px;
}
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.section-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-hd);
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.45);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 60px;
}

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
#about {
  background: var(--dark);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-decorbox {
  width: 100%;
  aspect-ratio: 1;
  max-width: 420px;
  background: var(--dark3);
  border-radius: 20px;
  border: 1.5px solid rgba(255, 208, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.about-decorbox::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 30% 30%,
    rgba(255, 208, 0, 0.08),
    transparent 60%
  );
}
.about-mascot-sm {
  width: 100%;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.8));
}
.about-tag-float {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: var(--yellow);
  color: var(--black);
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-weight: 900;
  font-size: 13px;
  line-height: 1.3;
  box-shadow: var(--shadow);
}
.highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 40px;
}
.hl-card {
  background: var(--dark3);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 20px;
  transition:
    border-color 0.2s,
    transform 0.2s;
}
.hl-card:hover {
  border-color: rgba(255, 208, 0, 0.3);
  transform: translateY(-3px);
}
.hl-icon {
  font-size: 28px;
  margin-bottom: 10px;
}
.hl-title {
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 4px;
}
.hl-desc {
  font-size: 12px;
  color: var(--grey-lt);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   PRODUCTS
═══════════════════════════════════════════ */
#products {
  background: var(--black);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}
.prod-card {
  background: var(--dark2);
  border: 1.5px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.25s var(--ease);
  position: relative;
  overflow: hidden;
}
.prod-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--yellow), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.prod-card:hover {
  border-color: rgba(255, 208, 0, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}
.prod-card:hover::before {
  opacity: 1;
}
.prod-icon {
  font-size: 44px;
  margin-bottom: 16px;
}
.prod-name {
  font-family: var(--font-hd);
  font-size: 22px;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.prod-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.6;
  margin-bottom: 20px;
}
.prod-badge {
  display: inline-block;
  background: rgba(255, 208, 0, 0.1);
  color: var(--yellow);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid rgba(255, 208, 0, 0.2);
}
.replace-list {
  background: var(--dark3);
  border-radius: 20px;
  border: 1px solid rgba(255, 208, 0, 0.1);
  padding: 40px;
}
.replace-list h3 {
  font-family: var(--font-hd);
  font-size: 26px;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.replace-list p {
  font-size: 13px;
  color: var(--grey);
  margin-bottom: 24px;
}
.replace-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.ri {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 13px;
}
.ri .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yellow);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   WHY US
═══════════════════════════════════════════ */
#why {
  background: var(--dark);
  position: relative;
  overflow: hidden;
}
#why::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 208, 0, 0.06), transparent 70%);
  pointer-events: none;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.why-card {
  background: var(--dark3);
  border: 1.5px solid rgba(255, 255, 255, 0.07);
  border-radius: 20px;
  padding: 36px;
  display: flex;
  gap: 20px;
  transition: all 0.25s var(--ease);
}
.why-card:hover {
  border-color: rgba(255, 208, 0, 0.25);
  transform: translateY(-4px);
}
.why-card.featured {
  background: var(--yellow);
  border-color: var(--yellow);
  grid-column: span 2;
  align-items: center;
}
.why-card.featured .why-icon {
  filter: none;
}
.why-card.featured .why-title,
.why-card.featured .why-desc {
  color: var(--black);
}
.why-icon {
  font-size: 36px;
  flex-shrink: 0;
  line-height: 1;
}
.why-title {
  font-weight: 900;
  font-size: 17px;
  margin-bottom: 6px;
}
.why-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.6;
}
.why-card.featured .why-desc {
  color: rgba(0, 0, 0, 0.65);
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
#contact {
  background: var(--black);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding: 20px;
  background: var(--dark2);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: border-color 0.2s;
}
.contact-detail:hover {
  border-color: rgba(255, 208, 0, 0.2);
}
.contact-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 208, 0, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-detail-text strong {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 4px;
}
.contact-detail-text span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
/* Map */
.map-embed {
  border-radius: 16px;
  overflow: hidden;
  border: 1.5px solid rgba(255, 208, 0, 0.15);
  box-shadow: var(--shadow);
  margin-top: 28px;
}
.map-embed iframe {
  width: 100%;
  height: 220px;
  display: block;
  border: none;
  filter: grayscale(30%) contrast(1.1);
}
/* Contact Form */
.contact-form-wrap {
  background: var(--dark2);
  border: 1.5px solid rgba(255, 255, 255, 0.07);
  border-radius: 20px;
  padding: 40px;
}
.contact-form-wrap h3 {
  font-family: var(--font-hd);
  font-size: 28px;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.contact-form-wrap p {
  font-size: 13px;
  color: var(--grey);
  margin-bottom: 28px;
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--dark3);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--yellow);
}
.form-group select option {
  background: var(--dark3);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-submit {
  width: 100%;
  margin-top: 8px;
  padding: 15px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 1px;
  justify-content: center;
}
.form-note {
  font-size: 11px;
  color: var(--grey);
  text-align: center;
  margin-top: 12px;
  line-height: 1.5;
}
.form-note a {
  color: var(--yellow);
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer {
  background: var(--dark);
  border-top: 1px solid rgba(255, 208, 0, 0.1);
  padding: 40px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-mascot {
  height: 36px;
  filter: drop-shadow(0 0 6px rgba(255, 208, 0, 0.3));
}
.footer-brand {
  font-family: var(--font-hd);
  font-size: 18px;
  letter-spacing: 2px;
}
.footer-links {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 11px;
  color: var(--grey);
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.2s;
  letter-spacing: 1px;
}
.footer-links a:hover {
  color: var(--yellow);
}
.footer-copy {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.18);
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  margin-top: 24px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}
.footer-copy a {
  color: var(--yellow);
  opacity: 0.7;
}

/* ═══════════════════════════════════════════
   SCROLL REVEAL
═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ═══════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}
@keyframes spin-slow {
  0% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(60deg);
  }
  75% {
    transform: rotate(-30deg);
  }
}
@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ═══════════════════════════════════════════
   MOBILE NAV MENU
═══════════════════════════════════════════ */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 68px 0 0;
  background: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(20px);
  z-index: 99;
  flex-direction: column;
  padding: 32px 24px;
  gap: 8px;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  font-size: 22px;
  font-family: var(--font-hd);
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.6);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color 0.2s;
}
.mobile-menu a:hover {
  color: var(--yellow);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 900px) {
  nav {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .mascot-hero {
    width: min(100px, 60vw);
  }
  .warranty-badge {
    width: 72px;
    height: 72px;
    font-size: 9px;
  }
  .warranty-badge strong {
    font-size: 16px;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-img-wrap {
    display: none;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .replace-items {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .why-card.featured {
    grid-column: span 1;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 600px) {
  section {
    padding: 70px 20px;
  }
  .highlights {
    grid-template-columns: 1fr;
  }
  .why-card {
    flex-direction: column;
  }
  .contact-form-wrap {
    padding: 24px;
  }
}