/* ========================================
   AgroFértil - Dark Premium Theme
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

:root {
    /* Logo colors: green + orange + golden wheat */
    --green: #2e8b3e;
    --green-light: #7cb342;
    --green-dark: #1a6b2a;
    --orange: #e8862a;
    --orange-light: #f0a050;
    --orange-dark: #c66a10;
    --wheat: #d4a520;
    --wheat-light: #e8c547;

    /* Accent = orange (from "fertil" text in logo) */
    --accent: var(--orange);
    --accent-light: var(--orange-light);
    --accent-dark: var(--orange-dark);
    --accent-glow: rgba(232, 134, 42, 0.3);

    /* Backgrounds */
    --bg-dark: #0d0d0d;
    --bg-card: #1a1a1a;
    --bg-card-hover: #222222;
    --bg-surface: #141414;

    /* Borders */
    --border-subtle: rgba(46, 139, 62, 0.2);
    --border-card: rgba(255, 255, 255, 0.08);
    --border-orange: rgba(232, 134, 42, 0.2);

    /* Text */
    --text-white: #ffffff;
    --text-light: #e0e0e0;
    --text-muted: #999999;
    --text-dim: #666666;

    /* Shadows */
    --shadow-accent: 0 4px 20px rgba(232, 134, 42, 0.2);
    --shadow-green: 0 4px 20px rgba(46, 139, 62, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);

    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

/* ========================================
   HEADER / NAV
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 13, 13, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(13, 13, 13, 0.95);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    padding: 5px 0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    object-fit: cover;
    transition: var(--transition-bounce);
}

.logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-green);
}

.brand-text { display: flex; flex-direction: column; }

.brand-name {
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--green-light), var(--green), var(--orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
    padding-bottom: 4px;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--orange);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-menu a:hover { color: var(--orange); }
.nav-menu a:hover::after { width: 100%; }

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-phone i { color: var(--green); }
.nav-phone:hover { color: var(--green); }

.btn-whatsapp-nav {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--green);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.btn-whatsapp-nav:hover {
    background: var(--green);
    color: var(--text-white);
    box-shadow: var(--shadow-green);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--green);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('https://images.pexels.com/photos/2132250/pexels-photo-2132250.jpeg?auto=compress&cs=tinysrgb&w=1600') center/cover no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(13, 13, 13, 0.75) 0%, rgba(13, 13, 13, 0.6) 40%, rgba(13, 13, 13, 0.95) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 120px 24px 80px;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 32px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--text-white);
    line-height: 1.15;
    margin-bottom: 24px;
}

.text-accent {
    background: linear-gradient(135deg, var(--orange-light), var(--orange), var(--orange-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition-bounce);
    cursor: pointer;
    border: none;
}

.btn-gold {
    background: linear-gradient(135deg, var(--orange), var(--orange-dark));
    color: var(--text-white);
    box-shadow: var(--shadow-accent);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(232, 134, 42, 0.4);
    background: linear-gradient(135deg, var(--orange-light), var(--orange));
}

.btn-outline {
    background: transparent;
    color: var(--text-white);
    border: 1.5px solid var(--green);
}

.btn-outline:hover {
    background: var(--green);
    color: var(--text-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-green);
}

.btn-full { width: 100%; justify-content: center; padding: 18px 32px; font-size: 1rem; }

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
}

.hero-stat-number, .hero-stat-suffix {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--orange-light), var(--orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: var(--text-muted);
    animation: bounce-down 2s ease-in-out infinite;
    font-size: 1.2rem;
}

/* ========================================
   SECTION COMMON
   ======================================== */
.section-label {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--green-light);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    text-align: center;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-title-left {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.2;
    margin-bottom: 24px;
}

.section-subtitle {
    text-align: center;
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products-section { padding: 100px 0; background: var(--bg-dark); }

.product-filter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.product-filter i { color: var(--text-muted); margin-right: 8px; }

.filter-btn {
    padding: 8px 20px;
    border-radius: 50px;
    border: 1px solid var(--border-card);
    background: transparent;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active {
    background: var(--green);
    color: var(--text-white);
    border-color: var(--green);
    font-weight: 600;
}

.filter-btn:hover:not(.active) { border-color: var(--green); color: var(--green-light); }

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-card {
    background: linear-gradient(180deg, var(--bg-card) 0%, rgba(20, 20, 20, 0.9) 100%);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-card);
    transition: var(--transition-bounce);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-card);
}

.product-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.product-card:hover .product-card-image img { transform: scale(1.08); }

.product-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 16px 16px;
    background: linear-gradient(0deg, rgba(13, 13, 13, 0.95) 0%, transparent 100%);
}

.product-card-overlay h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-white);
    text-transform: uppercase;
}

.product-card-overlay p { font-size: 0.8rem; color: var(--text-muted); }

.product-badge {
    position: absolute;
    top: 12px;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    z-index: 2;
    text-transform: uppercase;
}

.badge-novo { left: 12px; background: var(--green); color: white; }
.badge-category { right: 12px; background: rgba(255, 255, 255, 0.12); color: var(--text-light); border: 1px solid rgba(255, 255, 255, 0.15); backdrop-filter: blur(4px); }

.product-card-info { padding: 16px; }
.product-card-info h4 { font-size: 0.95rem; font-weight: 600; color: var(--text-white); margin-bottom: 4px; }
.product-detail { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 12px; }

.btn-consult {
    display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%;
    padding: 12px; background: linear-gradient(135deg, var(--orange), var(--orange-dark));
    color: var(--text-white); border-radius: var(--radius-sm); font-weight: 700; font-size: 0.85rem; transition: var(--transition-bounce);
}
.btn-consult:hover { transform: translateY(-2px); box-shadow: var(--shadow-accent); background: linear-gradient(135deg, var(--orange-light), var(--orange)); }

/* ========================================
   ABOUT SECTION
   ======================================== */
.about-section { padding: 100px 0; background: var(--bg-surface); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.about-text .section-label { text-align: left; }
.about-text p { color: var(--text-muted); margin-bottom: 20px; line-height: 1.8; font-size: 0.95rem; }
.about-text strong { color: var(--text-white); }
.about-buttons { display: flex; gap: 16px; margin-top: 32px; }

.about-image-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    margin-bottom: 24px;
}
.about-image-wrapper img { width: 100%; height: 280px; object-fit: cover; transition: var(--transition); }
.about-image-wrapper:hover img { transform: scale(1.05); }

.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-feature {
    background: var(--bg-card); padding: 20px; border-radius: var(--radius-md); border: 1px solid var(--border-card); transition: var(--transition);
}
.about-feature:hover { border-color: var(--border-subtle); transform: translateY(-4px); box-shadow: var(--shadow-card); }

.feature-icon {
    width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
    background: rgba(46, 139, 62, 0.1); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm);
    margin-bottom: 12px; color: var(--green-light); font-size: 1.1rem; transition: var(--transition);
}
.about-feature:hover .feature-icon { background: var(--green); color: var(--text-white); }
.about-feature h4 { font-size: 0.9rem; font-weight: 700; color: var(--text-white); margin-bottom: 4px; }
.about-feature p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

/* ========================================
   SERVICES SECTION
   ======================================== */
.services-section { padding: 100px 0; background: var(--bg-dark); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.service-card {
    background: var(--bg-card); padding: 32px 24px; border-radius: var(--radius-md); border: 1px solid var(--border-card); transition: var(--transition-bounce);
}
.service-card:hover { border-color: var(--border-subtle); transform: translateY(-6px); box-shadow: var(--shadow-card); }

.service-icon {
    width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
    background: rgba(46, 139, 62, 0.1); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm);
    margin-bottom: 20px; color: var(--green-light); font-size: 1.3rem; transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--green); color: var(--text-white); transform: scale(1.1); }

.service-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--text-white); margin-bottom: 10px; }
.service-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

/* ========================================
   COVERAGE SECTION
   ======================================== */
.coverage-section { padding: 80px 0; background: var(--bg-dark); }
.cities-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.city-card {
    display: flex; align-items: center; justify-content: center; gap: 8px; padding: 18px;
    background: var(--bg-card); border-radius: var(--radius-sm); border: 1px solid var(--border-card);
    font-weight: 600; font-size: 0.9rem; color: var(--text-light); transition: var(--transition-bounce);
}
.city-card i { color: var(--green); font-size: 0.8rem; }
.city-card:hover { border-color: var(--border-subtle); background: var(--bg-card-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); color: var(--green-light); }

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-section { padding: 100px 0; background: var(--bg-surface); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }

.contact-item { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 32px; }
.contact-icon {
    width: 48px; height: 48px; min-width: 48px; display: flex; align-items: center; justify-content: center;
    background: rgba(46, 139, 62, 0.1); border: 1px solid var(--border-subtle); border-radius: 50%; color: var(--green-light); font-size: 1rem;
}
.contact-label { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 1.5px; color: var(--green-light); margin-bottom: 4px; text-transform: uppercase; }
.contact-item strong { display: block; color: var(--text-white); font-size: 0.95rem; margin-bottom: 2px; }
.contact-item span { font-size: 0.82rem; color: var(--text-muted); }

.contact-form-wrapper { background: var(--bg-card); padding: 32px; border-radius: var(--radius-lg); border: 1px solid var(--border-card); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.75rem; font-weight: 700; letter-spacing: 1px; color: var(--text-light); margin-bottom: 8px; }
.form-group input, .form-group textarea {
    width: 100%; padding: 14px 16px; background: var(--bg-surface); border: 1px solid var(--border-card);
    border-radius: var(--radius-sm); color: var(--text-white); font-family: inherit; font-size: 0.9rem; transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(46, 139, 62, 0.15); }
.form-note { font-size: 0.78rem; color: var(--text-dim); text-align: center; margin-top: 12px; }

/* ========================================
   FOOTER
   ======================================== */
.footer { background: var(--bg-dark); padding-top: 0; }
.footer-divider { height: 3px; background: linear-gradient(90deg, transparent, var(--green), var(--orange), transparent); margin-bottom: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.5fr 1fr; gap: 40px; margin-bottom: 48px; }

.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; filter: brightness(2); }
.footer-brand-name { font-size: 1.2rem; font-weight: 800; color: white;}
.footer-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }

.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
    border-radius: 8px; border: 1px solid var(--border-card); color: var(--text-muted); transition: var(--transition-bounce);
}
.footer-social a:hover { border-color: var(--green); color: var(--green-light); transform: translateY(-4px); box-shadow: var(--shadow-green); }

.footer-col h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 2px; color: var(--text-white); margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-muted); font-size: 0.9rem; transition: var(--transition); display: flex; align-items: center; gap: 4px; }
.footer-col ul li a:hover { color: var(--orange); padding-left: 8px; }

.footer-contact-list li { color: var(--text-muted); font-size: 0.85rem; display: flex; align-items: flex-start; gap: 8px; line-height: 1.6; }
.footer-contact-list li i { color: var(--green-light); margin-top: 4px; font-size: 0.85rem; min-width: 16px; }

.footer-bottom { text-align: center; padding: 24px 0; border-top: 1px solid var(--border-card); color: var(--text-dim); font-size: 0.82rem; }

/* ========================================
   WHATSAPP FLOAT
   ======================================== */
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; align-items: center; gap: 12px; }
.whatsapp-tooltip {
    display: flex; align-items: center; gap: 8px; padding: 10px 16px; background: var(--text-white); color: var(--bg-dark);
    border-radius: 8px; font-size: 0.85rem; font-weight: 600; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3); transition: var(--transition);
}
.whatsapp-tooltip.hidden { opacity: 0; pointer-events: none; transform: translateX(10px); }
.tooltip-close { background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: 1.1rem; padding: 0 2px; transition: var(--transition); }
.tooltip-close:hover { color: var(--bg-dark); }
.whatsapp-btn {
    width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; background: #25D366;
    border-radius: 50%; color: white; font-size: 1.8rem; box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); transition: var(--transition-bounce);
    animation: pulse-whatsapp 2.5s ease-in-out infinite;
}
.whatsapp-btn:hover { transform: scale(1.12); box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5); }

/* ========================================
   ANIMATIONS & REVEAL
   ======================================== */
@keyframes pulse-dot { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.3); } }
@keyframes bounce-down { 0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; } 50% { transform: translateX(-50%) translateY(12px); opacity: 1; } }
@keyframes pulse-whatsapp { 0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); } 50% { box-shadow: 0 4px 32px rgba(37, 211, 102, 0.6); } }

/* Efeitos do Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVO
   ======================================== */
@media (max-width: 1024px) {
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .about-grid { gap: 40px; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
        background: var(--bg-surface); flex-direction: column; padding: 80px 32px 32px; gap: 24px;
        border-left: 1px solid var(--border-subtle); transition: var(--transition); z-index: 1000;
    }
    .nav-menu.active { right: 0; }
    .nav-toggle { display: flex; }
    .nav-right { display: none; }
    .hero-stats { gap: 32px; flex-wrap: wrap; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-features { grid-template-columns: 1fr 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .cities-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; align-items: stretch; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .products-grid, .about-features, .services-grid, .cities-grid { grid-template-columns: 1fr; }
    .filter-btn { padding: 6px 14px; font-size: 0.78rem; }
}