/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --navy-900: #0A2540;
    --navy-800: #102D4A;
    --navy-700: #1A3A5C;
    --teal-600: #0D9488;
    --teal-500: #14B8A6;
    --teal-50: #F0FDFA;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    --white: #FFFFFF;
    --success: #10B981;
    --warning: #F59E0B;

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Roboto Slab', Georgia, serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ===== Container ===== */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--navy-900);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    border-radius: 8px;
    letter-spacing: 0.5px;
}

.logo-text {
    font-size: 17px;
    color: var(--navy-900);
    font-weight: 600;
    letter-spacing: -0.2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 500;
    position: relative;
}

.nav-links a:hover {
    color: var(--navy-900);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal-600);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--success);
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-cta:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--navy-900);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 72px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(135deg, rgba(10, 37, 64, 0.82) 0%, rgba(13, 148, 136, 0.55) 60%, rgba(255, 255, 255, 0.15) 100%),
        url('https://aka.doubaocdn.com/s/qmPuG6pVe7');
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    z-index: 0;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 1));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    padding: 80px 0;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    font-size: 13px;
    font-weight: 500;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 28px;
    backdrop-filter: blur(8px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--white);
    color: var(--navy-900);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--teal-50);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.btn-ghost {
    padding: 10px 20px;
    font-size: 14px;
    background: transparent;
    color: var(--navy-900);
    border: 1px solid var(--gray-200);
}

.btn-ghost:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.btn-block {
    width: 100%;
}

.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
}

.stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--gray-500);
    font-size: 12px;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--gray-400);
    border-bottom: 2px solid var(--gray-400);
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); }
    50% { transform: rotate(45deg) translate(5px, 5px); }
}

/* ===== Custom Banner ===== */
.custom-banner {
    padding: 24px 0;
    background: var(--teal-50);
    border-bottom: 1px solid var(--gray-100);
}

.custom-banner-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.custom-banner-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--teal-600);
    color: var(--white);
    border-radius: 10px;
    flex-shrink: 0;
}

.custom-banner-text {
    flex: 1;
    font-size: 15px;
    color: var(--gray-700);
    min-width: 300px;
}

.custom-banner-text strong {
    color: var(--navy-900);
    font-weight: 600;
}

/* ===== Section Common ===== */
.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--teal-600);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    color: var(--navy-900);
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 560px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

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

/* ===== About ===== */
.about {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    gap: 20px;
    margin-top: 32px;
}

.feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--teal-50);
    color: var(--teal-600);
    border-radius: 10px;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: 4px;
}

.feature-text p {
    font-size: 14px;
    color: var(--gray-500);
}

.about-image {
    position: relative;
}

.about-image-frame {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 4/3;
}

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

.about-image-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--navy-900);
    color: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.badge-year {
    display: block;
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.badge-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    white-space: nowrap;
}

/* ===== Products ===== */
.products {
    padding: 100px 0;
    background: var(--gray-50);
}

.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.filter-categories {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 100px;
    transition: var(--transition);
}

.filter-btn:hover {
    color: var(--navy-900);
    border-color: var(--gray-300);
}

.filter-btn.active {
    background: var(--navy-900);
    color: var(--white);
    border-color: var(--navy-900);
}

.filter-search {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 280px;
}

.filter-search svg {
    position: absolute;
    left: 16px;
    color: var(--gray-400);
    pointer-events: none;
}

.filter-search input {
    width: 100%;
    padding: 11px 16px 11px 44px;
    font-size: 14px;
    color: var(--gray-700);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 100px;
    transition: var(--transition);
}

.filter-search input:focus {
    outline: none;
    border-color: var(--teal-600);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.filter-search input::placeholder {
    color: var(--gray-400);
}

.products-count {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.products-count span {
    font-weight: 600;
    color: var(--navy-900);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.product-image {
    aspect-ratio: 4/3;
    background: var(--gray-100);
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 5px 10px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
}

.product-badge.drum {
    background: rgba(10, 37, 64, 0.9);
    color: var(--white);
}

.product-badge.skimmer {
    background: rgba(13, 148, 136, 0.9);
    color: var(--white);
}

.product-badge.pond {
    background: rgba(245, 158, 11, 0.9);
    color: var(--white);
}

.product-badge.integrated {
    background: rgba(124, 58, 237, 0.9);
    color: var(--white);
}

.product-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    font-size: 11px;
    font-weight: 600;
    color: var(--teal-600);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy-900);
    line-height: 1.4;
    margin-bottom: 14px;
}

.product-specs {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
}

.product-specs p {
    margin-bottom: 4px;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.product-price {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--navy-900);
}

.product-price .price-currency {
    font-size: 14px;
    font-weight: 600;
    margin-right: 2px;
}

.product-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--navy-900);
    color: var(--white);
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    transition: var(--transition);
}

.product-cta:hover {
    background: var(--navy-700);
}

.no-results {
    text-align: center;
    padding: 80px 20px;
    color: var(--gray-400);
}

.no-results svg {
    margin-bottom: 16px;
}

.no-results h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.no-results p {
    font-size: 14px;
}

/* ===== Price Note ===== */
.price-note {
    padding: 32px 0;
    background: var(--navy-900);
}

.price-note-inner {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    color: rgba(255, 255, 255, 0.85);
}

.price-note-inner svg {
    color: var(--teal-500);
    flex-shrink: 0;
    margin-top: 2px;
}

.price-note-inner p {
    font-size: 14px;
    line-height: 1.7;
}

.price-note-inner strong {
    color: var(--white);
}

/* ===== Contact ===== */
.contact {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.contact-desc {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 420px;
}

.contact-items {
    display: grid;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--teal-50);
    color: var(--teal-600);
    border-radius: 10px;
    flex-shrink: 0;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-detail a,
.contact-detail span {
    font-size: 16px;
    color: var(--navy-900);
    font-weight: 500;
}

.contact-detail a:hover {
    color: var(--teal-600);
}

.contact-form-wrap {
    background: var(--white);
}

.contact-form-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form-card h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 28px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group textarea {
    padding: 12px 14px;
    font-size: 14px;
    color: var(--gray-700);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal-600);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.contact-form .btn {
    background: var(--navy-900);
    color: var(--white);
    padding: 14px 24px;
    font-size: 15px;
    margin-top: 8px;
}

.contact-form .btn:hover {
    background: var(--navy-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===== Footer ===== */
.footer {
    background: var(--navy-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 72px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 300px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-col ul {
    display: grid;
    gap: 12px;
}

.footer-col a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-col a:hover {
    color: var(--white);
}

.footer-col li {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
    padding-top: 24px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== WhatsApp Float ===== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 99;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-ping {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(37, 211, 102, 0.4);
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    75%, 100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-image {
        max-width: 560px;
        margin: 0 auto;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

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

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .nav-links.active {
        display: flex;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--white);
        padding: 16px 0;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-md);
    }

    .nav-links.active a {
        padding: 14px 24px;
        width: 100%;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero-content {
        padding: 0;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-stats {
        gap: 32px;
    }

    .stat-number {
        font-size: 26px;
    }

    .hero-scroll {
        display: none;
    }

    .about,
    .products,
    .contact {
        padding: 64px 0;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-categories {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        flex-shrink: 0;
    }

    .filter-search {
        min-width: 100%;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 16px;
    }

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

    .contact-form-card {
        padding: 28px;
    }

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

    .footer {
        padding: 48px 0 20px;
    }

    .custom-banner-text {
        min-width: 100%;
    }

    .whatsapp-float {
        width: 52px;
        height: 52px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }

    .whatsapp-ping {
        width: 52px;
        height: 52px;
    }
}

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

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

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

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

    .about-image-badge {
        left: 0;
        bottom: -16px;
        padding: 14px 18px;
    }

    .badge-year {
        font-size: 22px;
    }
}