/* ============================================
   AJS Plumbing & Electrical Supply
   Classic & Elegant — Emerald + Cream
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --emerald-900: #042f2e;
    --emerald-800: #064e3b;
    --emerald-700: #065f46;
    --emerald-600: #047857;
    --emerald-500: #059669;
    --emerald-400: #10b981;
    --cream-50: #fefdf8;
    --cream-100: #fef9ef;
    --cream-200: #fdf3e0;
    --cream-300: #f5e6c8;
    --cream-400: #e8d4a8;
    --charcoal: #1a1a1a;
    --charcoal-light: #2d2d2d;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #6b6b6b;
    --text-light: #8a8a8a;
    --white: #ffffff;
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
    --shadow-xl: 0 24px 60px rgba(0,0,0,0.16), 0 8px 20px rgba(0,0,0,0.08);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--cream-50);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 0;
    box-shadow: 0 1px 0 rgba(0,0,0,0.06), 0 4px 20px rgba(0,0,0,0.04);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--white);
    transition: color var(--transition);
}

.header.scrolled .logo {
    color: var(--emerald-800);
}

.logo-icon {
    display: flex;
    align-items: center;
    color: var(--cream-300);
    transition: color var(--transition);
}

.header.scrolled .logo-icon {
    color: var(--emerald-700);
}

.logo-text {
    letter-spacing: 0.02em;
}

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(254, 253, 248, 0.8);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--cream-300);
    transition: width var(--transition);
}

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

.nav-link:hover {
    color: var(--white);
}

.header.scrolled .nav-link {
    color: var(--text-secondary);
}

.header.scrolled .nav-link::after {
    background: var(--emerald-700);
}

.header.scrolled .nav-link:hover {
    color: var(--emerald-800);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--cream-200);
    padding: 10px 20px;
    border: 1.5px solid rgba(254, 253, 248, 0.3);
    border-radius: 100px;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: rgba(254, 253, 248, 0.15);
    border-color: rgba(254, 253, 248, 0.6);
    color: var(--white);
}

.header.scrolled .nav-cta {
    color: var(--emerald-700);
    border-color: var(--emerald-700);
}

.header.scrolled .nav-cta:hover {
    background: var(--emerald-700);
    color: var(--white);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition);
}

.header.scrolled .mobile-toggle span {
    background: var(--emerald-800);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: var(--emerald-900);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.mobile-link {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--cream-100);
    transition: color var(--transition);
}

.mobile-link:hover {
    color: var(--emerald-400);
}

.mobile-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--cream-200);
    margin-top: 16px;
    padding: 14px 28px;
    border: 1.5px solid rgba(254, 253, 248, 0.2);
    border-radius: 100px;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(
        145deg,
        var(--emerald-900) 0%,
        var(--emerald-800) 25%,
        #0a3d32 50%,
        var(--emerald-700) 75%,
        #0a5c45 100%
    );
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 80%, rgba(4, 79, 59, 0.6) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(5, 150, 105, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(16, 185, 129, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.7;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 120px 24px 80px;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cream-300);
    padding: 10px 22px;
    border: 1px solid rgba(254, 243, 200, 0.2);
    border-radius: 100px;
    margin-bottom: 36px;
    background: rgba(254, 253, 248, 0.06);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    color: var(--cream-50);
    line-height: 1.08;
    margin-bottom: 28px;
    letter-spacing: -0.01em;
}

.hero-accent {
    font-style: italic;
    font-weight: 500;
    color: var(--cream-200);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(254, 249, 239, 0.7);
    line-height: 1.7;
    max-width: 560px;
    margin: 0 auto 44px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cream-100);
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(254, 249, 239, 0.5);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(254, 249, 239, 0.15);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 16px 32px;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: 0.02em;
}

.btn-primary {
    background: var(--cream-100);
    color: var(--emerald-900);
}

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

.btn-outline {
    background: transparent;
    color: var(--cream-200);
    border: 1.5px solid rgba(254, 249, 239, 0.35);
}

.btn-outline:hover {
    border-color: var(--cream-200);
    background: rgba(254, 249, 239, 0.08);
    color: var(--white);
}

.btn-light {
    background: var(--white);
    color: var(--emerald-800);
}

.btn-light:hover {
    background: var(--cream-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background: transparent;
    color: var(--cream-200);
    border: 1.5px solid rgba(254, 249, 239, 0.35);
}

.btn-outline-light:hover {
    border-color: var(--cream-200);
    background: rgba(254, 249, 239, 0.08);
}

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

/* Hero Scroll */
.hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: rgba(254, 249, 239, 0.4);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* --- Section Shared --- */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--emerald-700);
    margin-bottom: 16px;
    position: relative;
    padding: 0 8px;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 24px;
    height: 1px;
    background: var(--emerald-300, #6ee7b7);
}

.section-tag::before {
    right: calc(100% + 12px);
}

.section-tag::after {
    left: calc(100% + 12px);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.7;
    font-weight: 300;
}

/* --- Products Section --- */
.products {
    padding: 120px 0;
    background: var(--cream-50);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.product-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    overflow: hidden;
    aspect-ratio: 4/3;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-info {
    padding: 28px;
}

.product-info h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.product-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.65;
    font-weight: 300;
}

/* --- Services Section --- */
.services {
    padding: 120px 0;
    background: var(--cream-100);
}

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

.services-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.services-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 3/4;
}

.services-content {
    max-width: 480px;
}

.services-content .section-tag {
    text-align: left;
}

.services-content .section-tag::before {
    display: none;
}

.services-content .section-subtitle {
    text-align: left;
    margin-bottom: 44px;
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.service-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.service-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: var(--radius-md);
    color: var(--emerald-700);
    box-shadow: var(--shadow-sm);
}

.service-item h4 {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.service-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.65;
    font-weight: 300;
}

/* --- About Section --- */
.about {
    padding: 120px 0;
    background: var(--cream-50);
}

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

.about-content .section-tag {
    text-align: left;
}

.about-content .section-tag::before {
    display: none;
}

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

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
    font-weight: 300;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 40px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.value-item svg {
    color: var(--emerald-600);
    flex-shrink: 0;
}

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 5/6;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    left: -40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 6px solid var(--cream-50);
}

.about-img-secondary img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
}

/* --- CTA Banner --- */
.cta-banner {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
    background: linear-gradient(
        135deg,
        var(--emerald-900) 0%,
        var(--emerald-800) 40%,
        var(--emerald-700) 100%
    );
}

.cta-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 60% 50% at 80% 50%, rgba(16, 185, 129, 0.25) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 10% 50%, rgba(4, 79, 59, 0.4) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--cream-50);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.05rem;
    color: rgba(254, 249, 239, 0.7);
    line-height: 1.7;
    margin-bottom: 40px;
    font-weight: 300;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- Contact Section --- */
.contact {
    padding: 120px 0;
    background: var(--cream-100);
}

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

.contact-info .section-tag {
    text-align: left;
}

.contact-info .section-tag::before {
    display: none;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-info .section-subtitle {
    text-align: left;
    margin-bottom: 44px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: var(--radius-md);
    color: var(--emerald-700);
    box-shadow: var(--shadow-sm);
}

.contact-item h4 {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.contact-item p {
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.contact-item a {
    color: var(--emerald-700);
    font-weight: 500;
}

.contact-item a:hover {
    color: var(--emerald-500);
    text-decoration: underline;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--cream-50);
    border: 1.5px solid var(--cream-300);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--emerald-600);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(5, 150, 105, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
}

.form-success.active {
    display: flex;
}

.form-success svg {
    color: var(--emerald-600);
    margin-bottom: 20px;
}

.form-success h4 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.form-success p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* --- Map Section --- */
.map-section {
    height: 380px;
    filter: grayscale(30%) contrast(1.05);
    transition: filter var(--transition);
}

.map-section:hover {
    filter: grayscale(0%) contrast(1);
}

/* --- Footer --- */
.footer {
    background: var(--charcoal);
    color: rgba(254, 253, 248, 0.6);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(254, 253, 248, 0.08);
}

.logo-light {
    color: var(--cream-100);
}

.logo-light .logo-icon {
    color: var(--emerald-400);
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-top: 20px;
    max-width: 280px;
    font-weight: 300;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cream-200);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    font-weight: 300;
    color: rgba(254, 253, 248, 0.5);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--cream-200);
}

.footer-contact p {
    font-size: 0.9rem;
    font-weight: 300;
    margin-bottom: 8px;
    line-height: 1.6;
}

.footer-contact a {
    color: rgba(254, 253, 248, 0.5);
}

.footer-contact a:hover {
    color: var(--emerald-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0;
    font-size: 0.8rem;
    font-weight: 300;
    color: rgba(254, 253, 248, 0.3);
}

.footer-bottom p {
    margin: 0;
}

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

    .services-layout,
    .about-grid,
    .contact-grid {
        gap: 48px;
    }

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

@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .services-layout,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .services-image {
        order: -1;
    }

    .about-img-secondary {
        bottom: -24px;
        left: -16px;
        border-width: 4px;
    }

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

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .hero-content {
        padding: 100px 20px 60px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .products,
    .services,
    .about,
    .contact {
        padding: 80px 0;
    }

    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.25rem);
    }
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }