:root { --red: #E30613; --ink: #0D0D0D; --ink-2: #2A2A2A; --body: #1A1A1A; --muted: #555; --line: #F2F2F2; --line-2: #E5E5E5; --white: #fff; --radius: 8px; --container: 1280px; }
* { margin: 0px; padding: 0px; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: Inter, system-ui, sans-serif; color: var(--body); background: var(--white); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; text-rendering: optimizelegibility; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--container); margin: 0px auto; padding: 0px 24px; }
.topbar { background: var(--ink); color: rgb(204, 204, 204); font-size: 12.5px; font-weight: 500; border-bottom: 1px solid rgb(31, 31, 31); }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 34px; }
.topbar-left, .topbar-right { display: flex; gap: 18px; align-items: center; }
.topbar a { color: rgb(204, 204, 204); }
.topbar a:hover { color: rgb(255, 255, 255); }
.topbar .dot { color: var(--red); }
.topbar .sep { opacity: 0.3; }
.social-ic { display: grid; place-items: center; color: rgb(153, 153, 153); transition: color 0.2s; }
.social-ic:hover { color: rgb(255, 255, 255); }
.nav { background: rgba(13, 13, 13, 0.92); backdrop-filter: blur(10px); color: rgb(255, 255, 255); position: sticky; top: 0px; z-index: 100; border-bottom: 1px solid rgb(31, 31, 31); }
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { width: 38px; height: 38px; }
.logo-text { line-height: 1.1; }
.logo-text .name { font-weight: 800; font-size: 18px; color: rgb(255, 255, 255); }
.logo-text .name span { color: var(--red); }
.logo-text .tag { font-size: 10.5px; color: rgb(153, 153, 153); letter-spacing: 1.5px; text-transform: uppercase; }
.menu { display: flex; gap: 28px; list-style: none; }
.menu a { font-size: 14.5px; font-weight: 500; color: rgb(187, 187, 187); padding: 6px 0px; position: relative; transition: color 0.25s; }
.menu a::after { content: ""; position: absolute; left: 0px; right: 0px; bottom: -4px; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left center; transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1); }
.menu a:hover { color: rgb(255, 255, 255); }
.menu a:hover::after { transform: scaleX(1); }
.menu a.active { color: rgb(255, 255, 255); }
.menu a.active::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.search-btn { width: 42px; height: 42px; border-radius: 50%; background: rgb(26, 26, 26); color: rgb(204, 204, 204); display: grid; place-items: center; position: relative; cursor: pointer; transition: 0.3s; z-index: 0; border-width: medium; border-style: none; border-color: currentcolor; border-image: initial; }
.search-btn::before { content: ""; position: absolute; inset: -3px; border-radius: 50%; border: 1.5px dashed rgba(255, 255, 255, 0.2); opacity: 0; transition: opacity 0.3s; }
.search-btn:hover { color: rgb(255, 255, 255); background: rgb(34, 34, 34); box-shadow: rgba(227, 6, 19, 0.3) 0px 0px 20px; }
.search-btn:hover::before { opacity: 1; animation: 3s linear 0s infinite normal none running spin; border-color: rgba(227, 6, 19, 0.5); }
.search-btn svg { transition: transform 0.3s; }
.search-btn:hover svg { transform: scale(1.15) rotate(-15deg); }
@keyframes spin { 
  100% { transform: rotate(360deg); }
}
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 30px; border-radius: 6px; font-weight: 600; font-size: 14.5px; letter-spacing: 0.2px; transition: 0.25s cubic-bezier(0.2, 0.8, 0.2, 1); white-space: nowrap; cursor: pointer; border-width: medium; border-style: none; border-color: currentcolor; border-image: initial; }
.btn-primary { background: var(--red); color: rgb(255, 255, 255); box-shadow: rgba(227, 6, 19, 0.2) 0px 2px 8px; }
.btn-primary:hover { background: rgb(192, 5, 16); box-shadow: rgba(227, 6, 19, 0.3) 0px 6px 20px; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: rgb(255, 255, 255); border: 1px solid rgb(68, 68, 68); border-radius: 6px; }
.btn-ghost:hover { border-color: rgb(255, 255, 255); background: rgba(255, 255, 255, 0.05); transform: translateY(-1px); }
.btn-outline { background: transparent; color: rgb(26, 26, 26); border: 1.5px solid rgb(187, 187, 187); border-radius: 6px; }
.btn-outline:hover { border-color: rgb(26, 26, 26); background: rgba(0, 0, 0, 0.04); transform: translateY(-1px); }
.btn-dark { background: var(--ink); color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 8px; }
.btn-dark:hover { background: rgb(0, 0, 0); box-shadow: rgba(0, 0, 0, 0.15) 0px 6px 20px; transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: rgb(255, 255, 255); }
.menu-item-has-children { position: relative; }
.mega-menu { position: fixed; top: 110px; left: 50vw; transform: translateX(-50%) translateY(12px); width: 1180px; max-width: 92vw; background: rgb(255, 255, 255); border: 1px solid rgb(232, 232, 232); border-radius: 14px; padding: 20px; opacity: 0; visibility: hidden; transition: opacity 0.3s, transform 0.3s, visibility 0.3s; z-index: 200; box-shadow: rgba(0, 0, 0, 0.18) 0px 30px 80px; }
.menu-item-has-children:hover .mega-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0px); }
.mega-accordion { display: flex; gap: 5px; height: 260px; }
.mega-panel { flex: 0.55 1 0%; position: relative; overflow: hidden; border-radius: 10px; cursor: pointer; transition: flex-grow 0.55s cubic-bezier(0.4, 0, 0.2, 1); border: 1px solid rgb(238, 238, 238); }
.mega-panel:hover { flex-grow: 4.5; border-color: var(--red); }
.mega-panel img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.7) saturate(0.9); transition: filter 0.4s, transform 0.6s; }
.mega-panel:hover img { filter: brightness(0.95) saturate(1.05); transform: scale(1.05); }
.mega-panel::after { content: ""; position: absolute; inset: 0px; background: linear-gradient(transparent 35%, rgba(0, 0, 0, 0.65) 100%); opacity: 0.5; transition: opacity 0.3s; }
.mega-panel:hover::after { opacity: 0.85; }
.mega-panel .v-label { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) rotate(-90deg); white-space: nowrap; color: rgb(255, 255, 255); font-weight: 700; font-size: 13px; letter-spacing: 2.5px; text-transform: uppercase; z-index: 2; transition: opacity 0.25s; text-shadow: rgba(0, 0, 0, 0.5) 0px 1px 4px; }
.mega-panel:hover .v-label { opacity: 0; }
.mega-panel .h-content { position: absolute; left: 22px; bottom: 20px; right: 22px; color: rgb(255, 255, 255); z-index: 3; opacity: 0; transform: translateY(18px); transition: 0.4s 0.12s; }
.mega-panel:hover .h-content { opacity: 1; transform: translateY(0px); }
.mega-panel .h-content h4 { font-size: 19px; font-weight: 800; margin-bottom: 6px; letter-spacing: -0.2px; }
.mega-panel .h-content p { font-size: 12.5px; color: rgb(221, 221, 221); line-height: 1.5; margin-bottom: 12px; max-width: 260px; }
.mega-panel .h-content .shop-link { display: inline-flex; align-items: center; gap: 6px; padding: 7px 16px; background: var(--red); color: rgb(255, 255, 255); border-radius: 5px; font-size: 12px; font-weight: 600; letter-spacing: 0.3px; transition: background 0.2s; }
.mega-panel .h-content .shop-link:hover { background: rgb(192, 5, 16); }
.mega-panel .h-content .shop-link svg { width: 12px; height: 12px; }
.hero-carousel { position: relative; overflow: hidden; min-height: 100vh; background: rgb(245, 245, 247); }
.hero-slide { position: absolute; inset: 0px; opacity: 0; visibility: hidden; transition: opacity 0.6s, visibility 0.6s; display: flex; align-items: center; }
.hero-slide.active { opacity: 1; visibility: visible; z-index: 2; }
.hero-slide.leaving { opacity: 0; z-index: 1; }
.slide-bg { position: absolute; inset: 0px; background-size: cover; background-position: right center; background-repeat: no-repeat; }
.slide-overlay { position: absolute; inset: 0px; }
.slide-content { position: relative; z-index: 3; padding-top: 120px; padding-bottom: 120px; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--red); margin-bottom: 24px; }
.hero-slide h1, .hero-slide h2.hero-title { font-size: 72px; line-height: 1.04; font-weight: 700; letter-spacing: -2.5px; margin-bottom: 24px; max-width: 760px; }
.hero-slide h1 .accent, .hero-slide h2.hero-title .accent { color: var(--red); }
.hero-sub { font-size: 19px; color: rgb(68, 68, 68); margin-bottom: 40px; max-width: 540px; line-height: 1.6; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-slide.active[data-anim="slide-left"] .slide-content > * { animation: 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0s 1 normal both running slideInLeft; }
.hero-slide.active[data-anim="slide-left"] .slide-content > :nth-child(1) { animation-delay: 0.1s; }
.hero-slide.active[data-anim="slide-left"] .slide-content > :nth-child(2) { animation-delay: 0.2s; }
.hero-slide.active[data-anim="slide-left"] .slide-content > :nth-child(3) { animation-delay: 0.35s; }
.hero-slide.active[data-anim="slide-left"] .slide-content > :nth-child(4) { animation-delay: 0.5s; }
@keyframes slideInLeft { 
  0% { opacity: 0; transform: translateX(-60px); }
  100% { opacity: 1; transform: translateX(0px); }
}
.hero-slide.active[data-anim="scale-up"] .slide-content > * { animation: 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0s 1 normal both running scaleUp; }
.hero-slide.active[data-anim="scale-up"] .slide-content > :nth-child(1) { animation-delay: 0.1s; }
.hero-slide.active[data-anim="scale-up"] .slide-content > :nth-child(2) { animation-delay: 0.2s; }
.hero-slide.active[data-anim="scale-up"] .slide-content > :nth-child(3) { animation-delay: 0.35s; }
.hero-slide.active[data-anim="scale-up"] .slide-content > :nth-child(4) { animation-delay: 0.5s; }
@keyframes scaleUp { 
  0% { opacity: 0; transform: scale(0.85); }
  100% { opacity: 1; transform: scale(1); }
}
.hero-slide.active[data-anim="slide-up"] .slide-content > * { animation: 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0s 1 normal both running slideUp; }
.hero-slide.active[data-anim="slide-up"] .slide-content > :nth-child(1) { animation-delay: 0.1s; }
.hero-slide.active[data-anim="slide-up"] .slide-content > :nth-child(2) { animation-delay: 0.2s; }
.hero-slide.active[data-anim="slide-up"] .slide-content > :nth-child(3) { animation-delay: 0.35s; }
.hero-slide.active[data-anim="slide-up"] .slide-content > :nth-child(4) { animation-delay: 0.5s; }
@keyframes slideUp { 
  0% { opacity: 0; transform: translateY(50px); }
  100% { opacity: 1; transform: translateY(0px); }
}
.hero-slide.active[data-anim="fade-3d"] .slide-content > * { animation: 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0s 1 normal both running fade3d; }
.hero-slide.active[data-anim="fade-3d"] .slide-content > :nth-child(1) { animation-delay: 0.1s; }
.hero-slide.active[data-anim="fade-3d"] .slide-content > :nth-child(2) { animation-delay: 0.25s; }
.hero-slide.active[data-anim="fade-3d"] .slide-content > :nth-child(3) { animation-delay: 0.4s; }
.hero-slide.active[data-anim="fade-3d"] .slide-content > :nth-child(4) { animation-delay: 0.55s; }
@keyframes fade3d { 
  0% { opacity: 0; transform: perspective(800px) rotateY(-15deg) translateX(40px); }
  100% { opacity: 1; transform: perspective(800px) rotateY(0deg) translateX(0px); }
}
.carousel-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; width: 48px; height: 48px; border-radius: 50%; background: rgba(0, 0, 0, 0.35); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, 0.2); color: rgb(255, 255, 255); cursor: pointer; display: grid; place-items: center; transition: 0.3s; }
.carousel-arrow:hover { background: rgba(0, 0, 0, 0.55); transform: translateY(-50%) scale(1.1); }
.carousel-arrow.prev { left: 24px; }
.carousel-arrow.next { right: 24px; }
.carousel-dots { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 10; display: flex; gap: 10px; }
.carousel-dots .dot { width: 32px; height: 4px; border-radius: 2px; background: rgba(255, 255, 255, 0.4); border-width: medium; border-style: none; border-color: currentcolor; border-image: initial; cursor: pointer; transition: 0.3s; padding: 0px; }
.carousel-dots .dot.active { background: rgb(255, 255, 255); width: 48px; }
.trust { background: rgb(255, 255, 255); padding: 20px 0px; border-bottom: 1px solid var(--line); }
.trust .container { display: flex; justify-content: center; gap: 32px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 500; color: var(--muted); }
.trust-item strong { color: var(--body); font-weight: 600; }
.trust-item .dot-sep { color: var(--line-2); }
section { padding: 120px 0px; position: relative; }
.sec-head { max-width: 680px; margin-bottom: 64px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; font-weight: 600; letter-spacing: 2.5px; text-transform: uppercase; color: var(--red); margin-bottom: 18px; }
.sec-eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--red); }
h2.sec-title { font-size: 44px; line-height: 1.1; font-weight: 700; letter-spacing: -1.2px; margin-bottom: 18px; }
.sec-desc { font-size: 17px; color: var(--muted); line-height: 1.7; max-width: 560px; }
.models-sec { background: rgb(255, 255, 255); padding: 100px 0px; }
.models-grid { display: flex; flex-wrap: wrap; gap: 0px; align-items: center; }
.model-link { padding: 20px 32px; font-size: 24px; font-weight: 700; color: var(--body); border-right: 1px solid var(--line-2); transition: 0.2s; cursor: pointer; letter-spacing: -0.5px; }
.model-link:hover { color: var(--red); }
.model-link.hot { color: var(--red); }
.models-all { margin-top: 40px; }
.band { position: relative; min-height: 560px; display: flex; align-items: center; background-size: cover; background-position: center center; }
.band::after { content: ""; position: absolute; inset: 0px; background: linear-gradient(rgba(13, 13, 13, 0.4), rgba(13, 13, 13, 0.75)); }
.band .container { position: relative; z-index: 2; color: rgb(255, 255, 255); }
.band .sec-eyebrow { color: var(--red); }
.band h2 { font-size: 44px; font-weight: 700; letter-spacing: -1.2px; margin-bottom: 16px; max-width: 680px; line-height: 1.1; }
.band p { font-size: 18px; color: rgb(204, 204, 204); max-width: 600px; line-height: 1.7; margin-bottom: 32px; }
.band .btn { margin-top: 8px; }
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-card { border-radius: 12px; overflow: hidden; position: relative; height: 360px; cursor: pointer; transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.5s; }
.cat-card:hover { transform: translateY(-6px); box-shadow: rgba(0, 0, 0, 0.15) 0px 20px 50px; }
.cat-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1); }
.cat-card:hover img { transform: scale(1.04); }
.cat-card .overlay { position: absolute; inset: 0px; background: linear-gradient(transparent 45%, rgba(0, 0, 0, 0.8)); }
.cat-card .info { position: absolute; bottom: 0px; left: 0px; right: 0px; padding: 24px; color: rgb(255, 255, 255); }
.cat-card .info h3 { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.cat-card .info p { font-size: 14px; color: rgb(204, 204, 204); }
.cat-card .num { position: absolute; top: 16px; left: 16px; width: 32px; height: 32px; border-radius: 50%; background: var(--red); color: rgb(255, 255, 255); display: grid; place-items: center; font-weight: 700; font-size: 13px; box-shadow: rgba(227, 6, 19, 0.35) 0px 4px 10px; z-index: 2; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.split-img { border-radius: var(--radius); overflow: hidden; box-shadow: rgba(0, 0, 0, 0.18) 0px 30px 80px, rgba(0, 0, 0, 0.04) 0px 0px 0px 1px; }
.split-img img { width: 100%; height: 100%; object-fit: cover; }
.split-text h3 { font-size: 32px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 18px; line-height: 1.2; }
.split-text p { font-size: 16px; color: var(--muted); margin-bottom: 16px; line-height: 1.7; }
.split-text ul { list-style: none; display: flex; flex-direction: column; gap: 12px; margin: 20px 0px; }
.split-text ul li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; }
.split-text ul li::before { content: ""; width: 6px; height: 6px; background: var(--red); border-radius: 50%; margin-top: 8px; flex-shrink: 0; }
.certs { padding: 100px 0px; background: rgb(255, 255, 255); }
.certs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 50px; }
.cert-card { display: flex; gap: 18px; align-items: flex-start; padding: 28px 24px; background: rgb(249, 249, 249); border-radius: 8px; border: 1px solid rgb(238, 238, 238); transition: 0.3s; }
.cert-card:hover { transform: translateY(-4px); box-shadow: rgba(0, 0, 0, 0.08) 0px 12px 30px; border-color: rgb(221, 221, 221); }
.cert-badge { flex-shrink: 0; width: 64px; height: 64px; border-radius: 8px; background: rgb(13, 13, 13); color: rgb(255, 255, 255); display: grid; place-items: center; font-size: 15px; font-weight: 800; line-height: 1.1; text-align: center; letter-spacing: 0.5px; }
.cert-info h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; color: rgb(26, 26, 26); }
.cert-info p { font-size: 13px; color: rgb(102, 102, 102); line-height: 1.5; margin: 0px; }
.stats { background: linear-gradient(135deg, rgb(26, 26, 26) 0%, rgb(13, 13, 13) 50%, rgb(26, 26, 26) 100%); color: rgb(255, 255, 255); padding: 110px 0px; position: relative; overflow: hidden; }
.stats::before { content: "2012"; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 360px; font-weight: 900; color: rgba(255, 255, 255, 0.02); letter-spacing: -10px; white-space: nowrap; pointer-events: none; }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; position: relative; }
.stat .num { font-size: 76px; font-weight: 800; line-height: 1; color: var(--red); letter-spacing: -2px; margin-bottom: 12px; text-shadow: rgba(227, 6, 19, 0.2) 0px 0px 30px; }
.stat .num small { font-size: 42px; }
.stat .lbl { margin-top: 8px; font-size: 13px; color: rgb(153, 153, 153); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 500; }
.testi { background: rgb(245, 245, 247); }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card { background: rgb(255, 255, 255); border-radius: 12px; padding: 32px; position: relative; }
.testi-card .quote { font-size: 48px; color: var(--red); line-height: 1; margin-bottom: 12px; font-weight: 700; }
.testi-card p { font-size: 15px; line-height: 1.75; margin-bottom: 24px; color: rgb(51, 51, 51); }
.testi-card .who { padding-top: 20px; border-top: 1px solid rgb(238, 238, 238); display: flex; align-items: center; gap: 12px; }
.testi-card .av { width: 44px; height: 44px; border-radius: 50%; background: rgb(26, 26, 26); color: rgb(255, 255, 255); display: grid; place-items: center; font-weight: 600; font-size: 14px; }
.testi-card .who .n { font-size: 14px; font-weight: 600; }
.testi-card .who .r { font-size: 13px; color: rgb(136, 136, 136); }
.blog-sec { padding: 100px 0px; background: rgb(245, 245, 247); }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 50px; }
.blog-card { background: rgb(255, 255, 255); border-radius: 10px; overflow: hidden; box-shadow: rgba(0, 0, 0, 0.06) 0px 2px 12px; transition: 0.35s; text-decoration: none; color: inherit; display: block; }
.blog-card:hover { transform: translateY(-6px); box-shadow: rgba(0, 0, 0, 0.12) 0px 16px 40px; }
.blog-img { height: 200px; background-size: cover; background-position: center center; position: relative; }
.blog-img::after { content: ""; position: absolute; inset: 0px; background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.15)); }
.blog-body { padding: 24px; }
.blog-cat { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--red); margin-bottom: 12px; }
.blog-card h3 { font-size: 18px; font-weight: 700; line-height: 1.35; margin-bottom: 10px; color: rgb(26, 26, 26); }
.blog-card p { font-size: 14px; color: rgb(102, 102, 102); line-height: 1.6; margin-bottom: 16px; }
.blog-meta { font-size: 12px; color: rgb(153, 153, 153); font-weight: 500; }
.cta { background: rgb(245, 245, 247); color: rgb(26, 26, 26); padding: 120px 0px; text-align: center; position: relative; overflow: hidden; }
.cta::before { content: ""; position: absolute; inset: 0px; background: url("https://transpartspro.com/wp-content/uploads/2026/10/cta-background-final.jpg") center center / cover no-repeat; opacity: 0.35; }
.cta::after { content: ""; position: absolute; inset: 0px; background: rgba(245, 245, 247, 0.82); }
.cta .container { position: relative; z-index: 2; }
.cta h2 { font-size: 44px; font-weight: 700; margin-bottom: 16px; letter-spacing: -1.2px; line-height: 1.1; }
.cta p { font-size: 18px; color: rgb(102, 102, 102); max-width: 640px; margin: 0px auto 36px; line-height: 1.6; }
footer { background: rgb(13, 13, 13); color: rgb(170, 170, 170); padding: 80px 0px 0px; font-size: 14px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 60px; border-bottom: 1px solid rgb(31, 31, 31); }
.foot-brand .logo { margin-bottom: 20px; }
.foot-brand p { line-height: 1.7; color: rgb(136, 136, 136); max-width: 340px; }
.foot h4 { color: rgb(255, 255, 255); font-size: 13px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 20px; }
.foot ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.foot ul a { color: rgb(136, 136, 136); }
.foot ul a:hover { color: rgb(255, 255, 255); }
.foot-contact { display: flex; flex-direction: column; gap: 14px; }
.foot-contact .row { display: flex; gap: 10px; color: rgb(136, 136, 136); line-height: 1.5; }
.foot-contact .row .ic { color: var(--red); }
.foot-bottom { padding: 24px 0px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: rgb(102, 102, 102); flex-wrap: wrap; gap: 12px; }
.foot-bottom .legal { display: flex; gap: 20px; }
.wa-float { position: fixed; bottom: 24px; right: 24px; z-index: 99; width: 56px; height: 56px; border-radius: 50%; background: rgb(37, 211, 102); color: rgb(255, 255, 255); display: grid; place-items: center; box-shadow: rgba(37, 211, 102, 0.4) 0px 8px 24px; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s, transform 0.7s; }
.reveal.in { opacity: 1; transform: translateY(0px); }
.accordion { display: flex; gap: 6px; height: 440px; border-radius: 12px; overflow: hidden; }
.acc-panel { flex: 0.5 1 0%; position: relative; overflow: hidden; cursor: pointer; border-radius: 10px; transition: flex-grow 0.6s cubic-bezier(0.4, 0, 0.2, 1), filter 0.3s; }
.acc-panel img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.6); }
.acc-panel:hover { flex-grow: 4; }
.acc-panel:hover img { filter: brightness(1); }
.acc-caption { position: absolute; left: 24px; bottom: 24px; right: 24px; color: rgb(255, 255, 255); z-index: 2; }
.acc-caption .v-name { writing-mode: vertical-rl; text-orientation: mixed; font-size: 18px; font-weight: 600; letter-spacing: 2px; white-space: nowrap; }
.acc-panel:hover .v-name { display: none; }
.acc-caption .h-info { display: none; }
.acc-panel:hover .h-info { display: block; animation: 0.4s ease 0s 1 normal none running fadeUp; }
.acc-caption .h-info h4 { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.acc-caption .h-info p { font-size: 14px; color: rgb(204, 204, 204); max-width: 280px; line-height: 1.55; }
.acc-caption .h-info .tag { display: inline-block; margin-top: 10px; padding: 4px 10px; background: rgba(227, 6, 19, 0.12); color: var(--red); border-radius: 3px; font-size: 11px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
@keyframes fadeUp { 
  0% { opacity: 0; transform: translateY(12px); }
  100% { opacity: 1; transform: translateY(0px); }
}
@media (max-width: 1024px) {
  .hero-slide h1, .hero-slide h2.hero-title { font-size: 48px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .models-grid { flex-direction: column; align-items: stretch; }
  .model-link { border-right-width: medium; border-right-style: none; border-right-color: currentcolor; border-bottom: 1px solid var(--line-2); padding: 16px 0px; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .stat .num { font-size: 56px; }
  .stats::before { font-size: 200px; }
  .testi-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .trust .container { gap: 16px; }
  .menu { display: none; }
  .nav-actions .btn { display: none; }
  .hamburger { display: flex; }
  section { padding: 70px 0px; }
  h2.sec-title { font-size: 32px; }
  .band h2 { font-size: 32px; }
  .accordion { height: auto; flex-direction: column; }
  .acc-panel { flex: 0 0 auto; height: 120px; }
  .acc-panel:hover { flex: 0 0 auto; height: 280px; }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .hero-slide h1, .hero-slide h2.hero-title { font-size: 36px; }
  .cat-grid { grid-template-columns: 1fr; }
  .stats .container { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
}

/* ===== 移动端抽屉菜单 ===== */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: #0D0D0D;
    z-index: 10001;
    transform: translateX(100%);
    transition: transform .32s cubic-bezier(.4,0,.2,1);
    display: flex;
    flex-direction: column;
    padding: 88px 0 32px;
    box-shadow: -10px 0 40px rgba(0,0,0,.4);
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer-inner { padding: 0 28px; display: flex; flex-direction: column; gap: 4px; overflow-y: auto; }
.mobile-menu-list { list-style: none; margin: 0 0 24px; padding: 0; }
.mobile-menu-list li { border-bottom: 1px solid rgba(255,255,255,.08); }
.mobile-menu-list a {
    display: block;
    padding: 16px 4px;
    color: #ddd;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
}
.mobile-menu-list a:hover { color: #E30613; }
.mobile-quote { text-align: center; margin-top: 8px; }
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
}
.mobile-overlay.open { opacity: 1; visibility: visible; }
body.drawer-lock { overflow: hidden; }

@media (min-width: 1025px) {
    .mobile-drawer, .mobile-overlay { display: none !important; }
}