:root {
    --primary: #06488f;
    --accent: #ff6b00;
    --dark: #2b2b2b;
    --light: #f8f9fa;
    --white: #ffffff;
    --whatsapp: #25D366;
    --border: #e6e8eb;
    --muted: #667085;
    --shadow: 0 16px 45px rgba(6, 72, 143, 0.12);
    --radius: 18px;
    --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(230,232,235,0.8);
    transition: box-shadow .2s ease;
}
.site-header.scrolled { box-shadow: 0 8px 28px rgba(0,0,0,.08); }
.header-inner { min-height: 82px; display: flex; align-items: center; gap: 22px; }
.logo img { width: 158px; height: auto; }
.main-nav { display: flex; align-items: center; gap: 20px; margin-left: auto; }
.main-nav a { font-weight: 700; color: var(--dark); position: relative; }
.main-nav a::after { content: ''; position: absolute; left: 0; bottom: -8px; height: 3px; width: 0; background: var(--accent); border-radius: 99px; transition: width .2s ease; }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.header-actions { display: flex; gap: 10px; align-items: center; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 20px;
    border-radius: 999px;
    font-weight: 800;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 25px rgba(0,0,0,.12); }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: #053c78; }
.btn-outline { border-color: var(--primary); color: var(--primary); background: var(--white); }
.btn-outline.light { border-color: var(--white); color: var(--white); background: transparent; }
.btn-whatsapp { background: var(--whatsapp); color: var(--white); }
.btn.full { width: 100%; margin-top: 10px; }
.text-link { color: var(--primary); font-weight: 800; }
.text-link:hover { color: var(--accent); }

.nav-toggle { display: none; width: 46px; height: 46px; border: 0; background: var(--primary); border-radius: 12px; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; height: 3px; background: var(--white); margin: 5px 0; border-radius: 999px; transition: .2s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.hero { background: linear-gradient(135deg, rgba(6,72,143,.08), rgba(255,107,0,.10)); padding: 88px 0; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 54px; align-items: center; }
.eyebrow, .section-label { color: var(--accent); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; font-size: .83rem; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 16px; color: var(--dark); }
h1 { font-size: clamp(2.25rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); }
h3 { font-size: 1.2rem; }
p { margin-top: 0; color: #48505c; }
.hero-content p { font-size: 1.12rem; max-width: 720px; }
.hero-actions, .cta-actions, .contact-buttons { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-card { position: relative; border-radius: 28px; overflow: hidden; box-shadow: var(--shadow); background: var(--white); min-height: 360px; }
.hero-card img { width: 100%; height: 430px; object-fit: cover; }
.hero-badge { position: absolute; left: 22px; right: 22px; bottom: 22px; background: rgba(255,255,255,.94); border-left: 6px solid var(--accent); padding: 16px; border-radius: 14px; font-weight: 900; color: var(--primary); }

.section { padding: 78px 0; }
.bg-light { background: var(--light); }
.section-heading { text-align: center; max-width: 760px; margin: 0 auto 40px; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; }
.align-center { align-items: center; }
.feature-list { display: grid; gap: 18px; }
.feature-list div, .why-item, .info-card, .form-card, .contact-side-card, .map-placeholder { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: 0 10px 30px rgba(6,72,143,.06); }
.feature-list strong { display: block; color: var(--primary); font-size: 1.1rem; }
.feature-list span { color: var(--muted); }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cards-grid.compact { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: 0 10px 28px rgba(6,72,143,.06); transition: transform .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.icon-circle, .service-icon { width: 48px; height: 48px; display: grid; place-items: center; background: rgba(255,107,0,.12); color: var(--accent); border-radius: 14px; font-weight: 900; margin-bottom: 16px; }
.service-icon { font-size: 1.4rem; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.check-card { display: flex; align-items: center; gap: 12px; }
.check-card span { color: var(--accent); font-weight: 900; }

.before-after { position: relative; overflow: hidden; border-radius: 24px; box-shadow: var(--shadow); height: 440px; background: #ddd; }
.before-after img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.before-after .after-img { clip-path: inset(0 50% 0 0); }
.before-after input[type="range"] { position: absolute; left: 5%; right: 5%; bottom: 20px; width: 90%; z-index: 4; accent-color: var(--accent); }
.before-after::before, .before-after::after { position: absolute; top: 18px; z-index: 3; padding: 8px 12px; border-radius: 999px; background: rgba(0,0,0,.62); color: white; font-weight: 800; font-size: .85rem; }
.before-after::before { content: 'Voor'; left: 18px; }
.before-after::after { content: 'Na'; right: 18px; }
.before-after-project-card { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; align-items: center; }

.area-tags { display: flex; flex-wrap: wrap; gap: 12px; }
.area-tags span { background: rgba(6,72,143,.08); color: var(--primary); border: 1px solid rgba(6,72,143,.16); padding: 11px 16px; border-radius: 999px; font-weight: 800; }
.cta-section { padding: 64px 0; background: var(--primary); }
.cta-box { display: flex; justify-content: space-between; gap: 28px; align-items: center; color: var(--white); }
.cta-box h2, .cta-box p { color: var(--white); }
.center { text-align: center; }
.mt-30 { margin-top: 30px; }

.page-hero { padding: 72px 0; background: linear-gradient(135deg, var(--primary), #0b5db3); color: var(--white); }
.page-hero h1, .page-hero p { color: var(--white); }
.page-hero p { max-width: 850px; font-size: 1.1rem; }

.services-grid { grid-template-columns: repeat(2, 1fr); }
.service-card h2 { font-size: 1.45rem; }
.filter-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; justify-content: center; }
.filter-btn { border: 1px solid var(--border); background: var(--white); color: var(--dark); border-radius: 999px; padding: 10px 16px; cursor: pointer; font-weight: 800; }
.filter-btn.active, .filter-btn:hover { background: var(--primary); color: var(--white); border-color: var(--primary); }
.project-card { padding: 0; overflow: hidden; }
.project-card img { width: 100%; height: 230px; object-fit: cover; background: #e9eef5; }
.project-content { padding: 22px; }
.project-category { color: var(--accent); font-weight: 900; font-size: .85rem; text-transform: uppercase; }
.video-card { background: var(--dark); border-radius: 24px; padding: 12px; box-shadow: var(--shadow); }
.video-card video { width: 100%; border-radius: 18px; display: block; }

.form-layout { display: grid; grid-template-columns: 1.4fr .6fr; gap: 28px; align-items: start; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-full { grid-column: 1 / -1; }
.form-group label { display: block; margin-bottom: 7px; font-weight: 800; color: var(--dark); }
.form-group input, .form-group select, .form-group textarea { width: 100%; border: 1px solid var(--border); border-radius: 13px; padding: 13px 14px; font: inherit; background: var(--white); }
.form-group textarea { resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: 3px solid rgba(255,107,0,.18); border-color: var(--accent); }
.checkbox-group { display: flex; align-items: flex-start; gap: 10px; }
.checkbox-group input { width: auto; margin-top: 5px; }
.honeypot { position: absolute; left: -9999px; opacity: 0; }
.alert { padding: 14px 16px; border-radius: 14px; font-weight: 800; margin-bottom: 20px; }
.alert-success { background: rgba(37,211,102,.12); color: #116f32; border: 1px solid rgba(37,211,102,.35); }
.alert-error { background: rgba(255,107,0,.12); color: #9a3a00; border: 1px solid rgba(255,107,0,.35); }
.invalid { border-color: #d92d20 !important; }
.field-error { color: #d92d20; font-size: .9rem; display: block; margin-top: 6px; font-weight: 700; }
small { color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.clean-list { padding-left: 18px; }
.map-placeholder { min-height: 260px; display: grid; place-items: center; text-align: center; background: repeating-linear-gradient(45deg, #f3f6fa, #f3f6fa 12px, #e8edf4 12px, #e8edf4 24px); }

.site-footer { background: #1f2933; color: var(--white); padding-top: 64px; }
.site-footer p, .site-footer li, .site-footer a { color: rgba(255,255,255,.78); }
.site-footer h3 { color: var(--white); font-size: 1.05rem; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .7fr .9fr 1fr 1fr; gap: 28px; }
.footer-logo img { width: 150px; background: var(--white); border-radius: 14px; padding: 8px; margin-bottom: 16px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { margin-top: 42px; border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0; text-align: center; }
.footer-bottom p { margin: 0; }
.floating-whatsapp { position: fixed; right: 18px; bottom: 18px; z-index: 1200; background: var(--whatsapp); color: var(--white); border-radius: 999px; padding: 14px 18px; font-weight: 900; box-shadow: 0 12px 30px rgba(37,211,102,.38); }
/* slider */
.home-photo-slider {
    position: relative;
}

.home-slider-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc((100% - 44px) / 3);
    gap: 22px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    padding: 10px 4px 18px;
}

.home-slider-track::-webkit-scrollbar {
    display: none;
}

.home-slide {
    height: 320px;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--light);
}

.home-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.home-slide:hover img {
    transform: scale(1.06);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 46px;
    height: 46px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    z-index: 5;
    display: grid;
    place-items: center;
    box-shadow: var(--shadow);
    transition: background 0.2s ease, transform 0.2s ease;
}

.slider-btn:hover {
    background: var(--accent);
    transform: translateY(-50%) scale(1.05);
}

.slider-prev {
    left: -12px;
}

.slider-next {
    right: -12px;
}

@media (max-width: 900px) {
    .home-slider-track {
        grid-auto-columns: calc((100% - 22px) / 2);
    }

    .home-slide {
        height: 280px;
    }
}

@media (max-width: 600px) {
    .home-slider-track {
        grid-auto-columns: 85%;
    }

    .home-slide {
        height: 250px;
    }

    .slider-prev {
        left: 4px;
    }

    .slider-next {
        right: 4px;
    }
}


/* projects */
.project-photo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.project-photo-card {
    display: block;
    height: 280px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--light);
}

.project-photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.project-photo-card:hover img {
    transform: scale(1.06);
}

.project-photo-card {
    border: none;
    padding: 0;
    cursor: pointer;
    text-align: left;
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.lightbox.open {
    display: flex;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
}

.lightbox-content {
    position: relative;
    z-index: 2;
    max-width: 1100px;
    width: min(100%, 1100px);
    max-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 18px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
    background: #111;
}

.lightbox-close {
    position: absolute;
    top: -18px;
    right: -18px;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--accent);
    color: var(--white);
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
    z-index: 4;
    display: grid;
    place-items: center;
}

.lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    font-size: 42px;
    line-height: 1;
    cursor: pointer;
    z-index: 4;
    display: grid;
    place-items: center;
    box-shadow: var(--shadow);
}

.lightbox-arrow:hover,
.lightbox-close:hover {
    background: var(--accent);
}

.lightbox-prev {
    left: -70px;
}

.lightbox-next {
    right: -70px;
}

body.lightbox-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .lightbox {
        padding: 16px;
    }

    .lightbox-content {
        width: 100%;
        max-height: 82vh;
    }

    .lightbox-img {
        max-height: 82vh;
        border-radius: 14px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }

    .lightbox-arrow {
        width: 44px;
        height: 44px;
        font-size: 34px;
        background: rgba(6, 72, 143, 0.9);
    }

    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 42px;
        height: 42px;
        font-size: 30px;
    }
}

@media (max-width: 992px) {
    .project-photo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .project-photo-grid {
        grid-template-columns: 1fr;
    }

    .project-photo-card {
        height: 240px;
    }
}






/* slider lightbox */



.home-slide-btn {
    width: 100%;
    height: 100%;
    border: none;
    padding: 0;
    background: transparent;
    cursor: pointer;
    display: block;
}

.home-slide-btn img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #f3f3f3;
}

/* Slider lightbox */
.slider-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.slider-lightbox.open {
    display: flex;
}

.slider-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
}

.slider-lightbox-content {
    position: relative;
    z-index: 2;
    width: min(100%, 1100px);
    max-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-lightbox-img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 18px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
    background: #111;
}

.slider-lightbox-close {
    position: absolute;
    top: -18px;
    right: -18px;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--accent);
    color: var(--white);
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
    z-index: 4;
    display: grid;
    place-items: center;
}

.slider-lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    font-size: 42px;
    line-height: 1;
    cursor: pointer;
    z-index: 4;
    display: grid;
    place-items: center;
    box-shadow: var(--shadow);
}

.slider-lightbox-arrow:hover,
.slider-lightbox-close:hover {
    background: var(--accent);
}

.slider-lightbox-prev {
    left: -70px;
}

.slider-lightbox-next {
    right: -70px;
}

body.slider-lightbox-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .slider-lightbox {
        padding: 16px;
    }

    .slider-lightbox-content {
        width: 100%;
        max-height: 82vh;
    }

    .slider-lightbox-img {
        max-height: 82vh;
        border-radius: 14px;
    }

    .slider-lightbox-prev {
        left: 10px;
    }

    .slider-lightbox-next {
        right: 10px;
    }

    .slider-lightbox-arrow {
        width: 44px;
        height: 44px;
        font-size: 34px;
        background: rgba(6, 72, 143, 0.9);
    }

    .slider-lightbox-close {
        top: 10px;
        right: 10px;
        width: 42px;
        height: 42px;
        font-size: 30px;
    }
}


/* video */

.project-video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.project-video-card {
    position: relative;
    height: 360px;
    border: none;
    padding: 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: #111;
    cursor: pointer;
    text-align: left;
}

.project-video-card video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #111;
}

.video-play-icon {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: var(--white);
    font-size: 48px;
    background: rgba(0, 0, 0, 0.25);
    transition: background 0.25s ease, transform 0.25s ease;
}

.project-video-card:hover .video-play-icon {
    background: rgba(0, 0, 0, 0.4);
    transform: scale(1.05);
}

.video-card-content {
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 14px;
    z-index: 2;
    background: rgba(255, 255, 255, 0.92);
    border-left: 5px solid var(--accent);
    border-radius: 12px;
    padding: 12px;
}

.video-card-content strong {
    display: block;
    color: var(--primary);
    font-size: 0.95rem;
}

.video-card-content small {
    display: block;
    color: var(--dark);
    font-size: 0.85rem;
}

.video-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.video-lightbox.open {
    display: flex;
}

.video-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
}

.video-lightbox-content {
    position: relative;
    z-index: 2;
    max-width: 1100px;
    width: min(100%, 1100px);
    max-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-lightbox-player {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 18px;
    background: #111;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.video-lightbox-close {
    position: absolute;
    top: -18px;
    right: -18px;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--accent);
    color: var(--white);
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
    z-index: 4;
    display: grid;
    place-items: center;
}

body.video-lightbox-open {
    overflow: hidden;
}

@media (max-width: 992px) {
    .project-video-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .project-video-card {
        height: 380px;
    }
}

@media (max-width: 600px) {
    .project-video-grid {
        grid-template-columns: 1fr;
    }

    .project-video-card {
        height: 430px;
    }

    .video-lightbox {
        padding: 16px;
    }

    .video-lightbox-player {
        max-height: 82vh;
        border-radius: 14px;
    }

    .video-lightbox-close {
        top: 10px;
        right: 10px;
        width: 42px;
        height: 42px;
        font-size: 30px;
    }
}
/* maps */

.map-card {
    background: var(--white);
    padding: 28px;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.google-map {
    width: 100%;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.google-map iframe {
    display: block;
    width: 100%;
    min-height: 420px;
}

@media (max-width: 768px) {
    .map-card {
        padding: 18px;
    }

    .google-map iframe {
        min-height: 320px;
    }
}

/* whatsapp */


.whatsapp-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 62px;
    height: 62px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    z-index: 9999;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.whatsapp-float:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.3);
}

.whatsapp-img {
    width: 34px;
    height: 34px;
    display: block;
}

@media (max-width: 768px) {
    .whatsapp-float {
        right: 16px;
        bottom: 16px;
        width: 56px;
        height: 56px;
    }

    .whatsapp-img {
        width: 30px;
        height: 30px;
    }
}
@media (max-width: 1100px) {
    .header-actions { display: none; }
    .cards-grid.compact { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .nav-toggle { display: block; margin-left: auto; }
    .main-nav { position: absolute; left: 16px; right: 16px; top: 82px; background: var(--white); border: 1px solid var(--border); border-radius: 18px; padding: 18px; box-shadow: var(--shadow); display: none; flex-direction: column; align-items: stretch; gap: 14px; }
    .main-nav.open { display: flex; }
    .hero-grid, .two-column, .form-layout, .contact-grid, .before-after-project-card { grid-template-columns: 1fr; }
    .why-grid, .cards-grid, .services-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-box { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
    .header-inner { min-height: 74px; }
    .logo img { width: 132px; }
    .main-nav { top: 74px; }
    .hero { padding: 58px 0; }
    .section { padding: 56px 0; }
    .hero-card img { height: 300px; }
    .cards-grid, .cards-grid.compact, .why-grid, .services-grid, .form-grid, .footer-grid { grid-template-columns: 1fr; }
    .before-after { height: 310px; }
    .btn { width: 100%; }
    .hero-actions, .cta-actions, .contact-buttons { width: 100%; }
    .floating-whatsapp { right: 12px; bottom: 12px; padding: 12px 14px; }
}