/* ============================================
   homepage.css — 首页专用样式（改版）
   结构：Hero(Split) + About + Products + Solutions + WhyChooseUs + Applications + Certifications + News + CTA + QuoteForm
   ============================================ */

/* ============================================
   SHARED SECTION HEADER
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 45px;
}

.section-eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #0077be;
    margin-bottom: 10px;
}

/* ============================================
   HERO — SPLIT LAYOUT
   ============================================ */
.hero {
    background: #0b1f3a;
    color: #fff;
    padding: 90px 0 90px;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

/* ============ HERO BACKGROUND CAROUSEL ============ */
.hero-slides {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.4s ease-in-out;
    transform: scale(1.05);
    will-change: opacity, transform;
}

.hero-slide.is-active {
    opacity: 1;
    animation: heroZoom 8s ease-out forwards;
}

@keyframes heroZoom {
    from { transform: scale(1.05); }
    to   { transform: scale(1); }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(135deg, rgba(11,31,58,0.88) 0%, rgba(20,58,106,0.78) 50%, rgba(26,74,128,0.7) 100%);
    pointer-events: none;
}

.hero-overlay::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,163,255,0.18) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-overlay::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    position: relative;
    z-index: 2;
}

/* ============ HERO SLIDE INDICATORS ============ */
.hero-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.35);
    border: 1px solid rgba(255,255,255,0.2);
    cursor: pointer;
    padding: 0;
    transition: all 0.35s ease;
    outline: none;
}

.hero-dot:hover {
    background: rgba(255,255,255,0.6);
}

.hero-dot.is-active {
    background: #00a3ff;
    border-color: #00a3ff;
    width: 36px;
    border-radius: 6px;
    box-shadow: 0 0 12px rgba(0,163,255,0.5);
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #00a3ff;
    margin-bottom: 15px;
}

.hero-left h1 {
    font-size: clamp(26px, 4vw, 42px);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 20px;
}

.hero-left p {
    font-size: clamp(15px, 1.6vw, 17px);
    opacity: 0.88;
    line-height: 1.7;
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Hero right stats panel */
.hero-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.hero-stat-box {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 28px 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.hero-stat-box:hover {
    background: rgba(0,163,255,0.15);
    border-color: rgba(0,163,255,0.3);
    transform: translateY(-4px);
}

.hero-stat-box .hero-stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #00a3ff;
    line-height: 1;
}

.hero-stat-box .hero-stat-number span {
    font-size: 24px;
}

.hero-stat-box .hero-stat-label {
    font-size: 13px;
    opacity: 0.8;
    margin-top: 8px;
}

/* Hero animations */
.hero-left h1 { animation: fadeInUp 0.8s ease forwards; }
.hero-left p { animation: fadeInUp 0.8s ease 0.2s forwards; opacity: 0; }
.hero-buttons { animation: fadeInUp 0.8s ease 0.4s forwards; opacity: 0; }
.hero-right { animation: fadeInUp 0.8s ease 0.5s forwards; opacity: 0; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   ABOUT US SECTION
   ============================================ */
.about-section {
    padding: 70px 0;
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: stretch;
}

.about-text .section-eyebrow {
    margin-bottom: 10px;
}

.about-text .section-title {
    text-align: left;
    font-size: 28px;
    margin-bottom: 18px;
}

.about-text p {
    font-size: 15px;
    color: #5a6879;
    line-height: 1.75;
    margin-bottom: 14px;
}

.about-product-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px 18px;
    margin-top: 22px;
    list-style: none;
    padding: 0;
}

.about-product-list li a {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #2c3e50;
    padding: 5px 0;
    transition: color 0.2s ease;
    line-height: 1.4;
}

.about-product-list li a::before {
    content: '\00BB';
    color: #0077be;
    font-size: 16px;
    flex-shrink: 0;
}

.about-product-list li a:hover {
    color: #0077be;
}

/* Product links moved below the About grid (full width) */
.about-products-bottom {
    margin-top: 40px;
}

.about-products-bottom .about-product-list {
    margin-top: 0;
}

/* About video (replaces right-column stats) */
.about-video {
    position: relative;
    display: flex;
    flex-direction: column;
}

.about-video-wrap {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #0b1f3a;
    box-shadow: 0 10px 30px rgba(11,31,58,0.12);
    border: 1px solid #e8ecf1;
    flex: 1;
    min-height: 280px;
}

.about-video-wrap video {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    outline: none;
}

/* About stats grid (legacy right-column, kept for compatibility) */
.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.about-stat-card {
    background: #f5f8fc;
    border-radius: 12px;
    padding: 30px 22px;
    text-align: center;
    border: 1px solid #e8ecf1;
    transition: all 0.3s ease;
}

.about-stat-card:hover {
    background: #0077be;
    border-color: #0077be;
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,119,190,0.15);
}

.about-stat-card:hover .asc-number,
.about-stat-card:hover .asc-label {
    color: #fff;
}

.about-stat-card .asc-number {
    font-size: 38px;
    font-weight: 700;
    color: #0077be;
    line-height: 1;
    transition: color 0.3s ease;
}

.about-stat-card .asc-number span {
    font-size: 24px;
}

.about-stat-card .asc-label {
    font-size: 13px;
    color: #5a6879;
    margin-top: 10px;
    line-height: 1.4;
    transition: color 0.3s ease;
}

/* Stats moved below the About grid */
.about-stats-bottom {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products-section {
    padding: 70px 0;
    background: #f5f8fc;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-cat-card {
    background: #fff;
    border: 1px solid #e8ecf1;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-cat-card:hover {
    border-color: #0077be;
    box-shadow: 0 10px 30px rgba(0,119,190,0.1);
    transform: translateY(-4px);
}

.product-cat-card a {
    display: block;
    text-decoration: none;
    color: inherit;
}

.product-cat-img-wrap {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #f5f8fc;
}

.product-cat-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-cat-card:hover .product-cat-img-wrap img {
    transform: scale(1.06);
}

.product-cat-title {
    padding: 18px 16px;
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    color: #0b1f3a;
    transition: color 0.3s ease;
    line-height: 1.4;
    margin: 0;
}

.product-cat-card:hover .product-cat-title {
    color: #0077be;
}

/* ============================================
   SOLUTIONS SECTION
   ============================================ */
.solutions-section {
    padding: 70px 0;
    background: #fff;
}

.solution-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.solution-card {
    border: 1px solid #e8ecf1;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #fff;
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    border-color: #0077be;
    box-shadow: 0 10px 30px rgba(0,119,190,0.1);
    transform: translateY(-4px);
}

.sc-img-wrap {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: #f5f8fc;
}

.sc-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.solution-card:hover .sc-img {
    transform: scale(1.06);
}

.sc-img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0b1f3a, #143a6a);
    color: rgba(255,255,255,0.3);
    font-size: 24px;
    font-weight: 700;
}

.sc-body {
    padding: 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sc-body h3 {
    font-size: 16px;
    color: #0b1f3a;
    margin-bottom: 10px;
    line-height: 1.4;
}

.sc-body p {
    font-size: 14px;
    color: #5a6879;
    line-height: 1.55;
    margin-bottom: 14px;
    flex: 1;
}

.sc-link {
    font-size: 14px;
    color: #0077be;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease;
}

.sc-link:hover {
    gap: 8px;
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */
.why-section {
    padding: 70px 0;
    background: #f5f8fc;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.why-card {
    background: #fff;
    border-radius: 12px;
    padding: 32px 26px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e8ecf1;
}

.why-card:hover {
    border-color: #0077be;
    box-shadow: 0 10px 35px rgba(0,119,190,0.1);
    transform: translateY(-5px);
}

.why-number {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 48px;
    font-weight: 800;
    color: #f0f6fc;
    line-height: 1;
    z-index: 0;
    transition: color 0.3s ease;
}

.why-card:hover .why-number {
    color: rgba(0,163,255,0.1);
}

.why-icon {
    width: 56px;
    height: 56px;
    background: #eaf4fe;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: #0077be;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.why-card:hover .why-icon {
    background: #0077be;
    color: #fff;
    transform: scale(1.05);
}

.why-card h3 {
    font-size: 17px;
    font-weight: 600;
    color: #0b1f3a;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.why-card p {
    font-size: 14px;
    color: #5a6879;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* ============================================
   APPLICATIONS / INDUSTRIES SECTION
   ============================================ */
.applications-section {
    padding: 70px 0;
    background: #fff;
}

.app-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 22px;
}

.app-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid #e8ecf1;
}

.app-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-4px);
    border-color: #0077be;
}

.app-card-img {
    width: 100%;
    height: 180px;
    background: #dde3ec;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.app-card:hover .app-card-img {
    transform: scale(1.05);
}

.app-card-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #143a6a, #1a4a80);
}

.app-card-icon {
    font-size: 42px;
    font-weight: 700;
    color: rgba(255,255,255,0.4);
}

.app-card-body {
    padding: 20px;
}

.app-card-body h3 {
    font-size: 17px;
    color: #0b1f3a;
    margin-bottom: 8px;
}

.app-card-body p {
    font-size: 13px;
    color: #5a6879;
    line-height: 1.5;
    margin-bottom: 12px;
}

.app-card-link {
    font-size: 14px;
    color: #0077be;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease;
}

.app-card-link:hover {
    gap: 8px;
}

/* ============================================
   CERTIFICATIONS SECTION
   ============================================ */
.certifications-section {
    padding: 60px 0;
    background: #0b1f3a;
    color: #fff;
}

.certifications-section .section-eyebrow {
    color: #00a3ff;
}

.certifications-section .section-title {
    color: #fff;
}

.cert-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}

/* ---------- Certificate of Honor (homepage) ---------- */
.honor-section {
    margin: 60px 0 50px;
}
.honor-section .section-header h2 {
    font-size: 24px;
    color: #0b1f3a;
    margin-bottom: 0;
}
.honor-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}
.honor-item {
    display: block;
    background: #fff;
    border: 1px solid #e8ecf1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(11, 31, 58, 0.06);
    transition: all 0.3s ease;
}
.honor-item:hover {
    transform: translateY(-4px);
    border-color: #0077be;
    box-shadow: 0 10px 25px rgba(11, 31, 58, 0.1);
}
.honor-item img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 4;
    object-fit: cover;
}
@media (max-width: 1024px) {
    .honor-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .honor-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
}
@media (max-width: 480px) {
    .honor-grid { grid-template-columns: 1fr; }
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 140px;
    transition: transform 0.3s ease;
}

.cert-item:hover {
    transform: translateY(-6px);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00a3ff;
    transition: all 0.3s ease;
}

.cert-item:hover .cert-icon {
    background: rgba(0,163,255,0.15);
    border-color: rgba(0,163,255,0.3);
    color: #fff;
    transform: scale(1.08);
}

.cert-name {
    font-size: 14px;
    font-weight: 600;
    color: #aab8c8;
    letter-spacing: 1px;
}

.cert-item:hover .cert-name {
    color: #fff;
}

/* ============================================
   NEWS SECTION
   ============================================ */
.news-section {
    padding: 70px 0;
    background: #f5f8fc;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
}

.news-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid #e8ecf1;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-4px);
}

.news-card-img-link {
    display: block;
    overflow: hidden;
}

.news-card-img {
    width: 100%;
    height: 200px;
    background: #dde3ec;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-card-img {
    transform: scale(1.05);
}

.news-card-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #143a6a, #1a4a80);
    color: rgba(255,255,255,0.3);
    font-size: 24px;
    font-weight: 700;
}

.news-card-body {
    padding: 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card-date {
    font-size: 12px;
    color: #8897aa;
    margin-bottom: 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.news-card-date::before {
    content: '';
    width: 14px;
    height: 2px;
    background: #0077be;
}

.news-card-body h3 {
    font-size: 17px;
    color: #0b1f3a;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-card-body h3 a {
    color: #0b1f3a;
    text-decoration: none;
    transition: color 0.2s ease;
}

.news-card-body h3 a:hover {
    color: #0077be;
}

.news-card-body p {
    font-size: 14px;
    color: #5a6879;
    line-height: 1.55;
    margin-bottom: 14px;
    flex: 1;
}

.news-card-more {
    font-size: 14px;
    color: #0077be;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease;
}

.news-card-more:hover {
    gap: 8px;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, #0b1f3a 0%, #1a4a80 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0,163,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.cta-section p {
    opacity: 0.85;
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto 28px;
}

.cta-btn {
    background: #00a3ff;
    border: 2px solid #00a3ff;
}

.cta-btn:hover {
    background: #fff;
    color: #0077be;
    border-color: #fff;
}

/* ============================================
   QUOTE FORM SECTION
   ============================================ */
.quote-section {
    padding: 50px 0;
    background: #f5f8fc;
}

.quote-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: #fff;
    border-radius: 12px;
    padding: 40px 35px;
    box-shadow: 0 4px 25px rgba(0,0,0,0.06);
}

.quote-form-wrapper h3 {
    text-align: center;
    font-size: 22px;
    color: #0b1f3a;
    margin-bottom: 6px;
}

.quote-subtitle {
    text-align: center;
    font-size: 14px;
    color: #5a6879;
    margin-bottom: 25px;
}

.quote-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.quote-form .form-group {
    margin-bottom: 15px;
}

.quote-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #333;
    margin-bottom: 5px;
}

.quote-form input,
.quote-form textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #dce2e9;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
    background: #fff;
}

.quote-form input:focus,
.quote-form textarea:focus {
    outline: none;
    border-color: #0077be;
    box-shadow: 0 0 0 3px rgba(0,119,190,0.1);
}

.quote-form textarea {
    resize: vertical;
    min-height: 100px;
}

.quote-form .btn-submit {
    width: 100%;
    background: #0077be;
    color: #fff;
    padding: 14px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.quote-form .btn-submit:hover {
    background: #005a8e;
    transform: translateY(-1px);
}

/* ============================================
   SCROLL ANIMATIONS (via Intersection Observer in main.js)
   ============================================ */
.product-card,
.app-card,
.solution-card,
.why-card,
.cert-item,
.news-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-right {
        max-width: 500px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-text .section-title {
        text-align: center;
    }

    .about-video-wrap {
        aspect-ratio: 16 / 9;
        flex: none;
    }

    .about-products-bottom .about-product-list {
        grid-template-columns: repeat(2, 1fr);
        max-width: 600px;
        margin: 0 auto;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 60px 0 70px;
    }

    .hero-indicators {
        bottom: 18px;
        gap: 8px;
    }

    .hero-dot {
        width: 10px;
        height: 10px;
    }

    .hero-dot.is-active {
        width: 28px;
    }

    .hero-right {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .hero-stat-box {
        padding: 20px 14px;
    }

    .hero-stat-box .hero-stat-number {
        font-size: 28px;
    }

    .about-stats,
    .about-stats-bottom {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .about-stat-card {
        padding: 22px 16px;
    }

    .about-stat-card .asc-number {
        font-size: 30px;
    }

    .about-product-list {
        grid-template-columns: 1fr;
    }

    .about-stats-bottom {
        margin-top: 35px;
    }

    .quote-form .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .cert-grid {
        gap: 20px;
    }

    .cert-item {
        width: 110px;
    }

    .cert-icon {
        width: 64px;
        height: 64px;
    }
}

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

    .about-stats,
    .about-stats-bottom {
        grid-template-columns: 1fr;
    }

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