/* ============================
   Design System & Variables
   ============================ */
:root {
    --primary: #d4af37;
    --primary-dark: #b5952f;
    --dark: #121212;
    --darker: #0a0a0a;
    --light: #f5f5f5;
    --white: #ffffff;
    --gray: #888888;
    --success: #25d366;
    --font-main: 'Outfit', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 8px;
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background: var(--white); color: var(--dark); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { transition: var(--transition); }

.container { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.text-center { text-align: center; }
.bg-light { background-color: #f7f7f7; }

.subtitle {
    display: block;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

/* ============================
   Buttons
   ============================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2.2rem;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: inherit;
}
.btn-primary { background-color: var(--primary); color: var(--darker); }
.btn-primary:hover { background-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 20px rgba(212,175,55,0.25); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,0.7); }
.btn-outline:hover { background: var(--white); color: var(--dark); }
.btn-outline-dark { background: transparent; color: rgba(255,255,255,0.8); border: 2px solid rgba(255,255,255,0.3); }
.btn-outline-dark:hover { background: rgba(255,255,255,0.1); color: var(--white); }
.btn-whatsapp { background: var(--success); color: white; }
.btn-whatsapp:hover { background: #1ebe57; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,211,102,0.3); color: white; }
.btn-b2b {
    background: var(--primary);
    color: var(--darker);
    padding: 0.6rem 1.3rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-decoration: none;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
}
.btn-b2b:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ============================
   Top Bar Marquee
   ============================ */
.top-bar {
    background: var(--darker);
    color: var(--light);
    font-size: 0.78rem;
    padding: 0.5rem 0;
    overflow: hidden;
    white-space: nowrap;
    z-index: 100;
    position: relative;
}
.marquee-content { display: inline-block; animation: marquee 35s linear infinite; }
@keyframes marquee { 0% { transform: translateX(100vw); } 100% { transform: translateX(-100%); } }

/* ============================
   Navbar
   ============================ */
.navbar {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 99;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: var(--transition);
}
.navbar.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 75px; }
.logo h2 { font-size: 1.4rem; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; color: var(--dark); margin: 0; }
.logo span { color: var(--primary); }
.logo a { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; }
.logo img { height: 55px; width: auto; display: block; }
.nav-menu { display: flex; list-style: none; gap: 2rem; }
.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 4px;
}
.nav-menu a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--primary); transition: var(--transition); }
.nav-menu a:hover::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 1.2rem; }
.mobile-menu-btn { display: none; font-size: 1.4rem; cursor: pointer; }

/* ============================
   Hero
   ============================ */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    color: var(--white);
    overflow-x: hidden;
    overflow-y: hidden;
}
.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}
.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 1.5s ease-in-out, transform 6s ease-out;
}
.hero-slide.active {
    opacity: 1;
    transform: scale(1);
}
.hero-content {
    position: relative;
    z-index: 2;
}
.hero-content { max-width: 760px; }
.hero h1 { font-size: 3.8rem; line-height: 1.1; font-weight: 800; margin-bottom: 1.2rem; text-transform: uppercase; animation: fadeUp 0.9s ease-out both; }
.hero .subtitle { color: var(--primary); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 1rem; animation: fadeUp 0.7s ease-out both; }

/* Internal Page Video Hero */
.page-hero {
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 120px;
    overflow: hidden;
    color: var(--white);
}
.page-hero .bg-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: 1;
    object-fit: cover;
}
.page-hero .video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.9));
    z-index: 2;
}
.page-hero .container {
    position: relative;
    z-index: 3;
}

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

/* ============================
   Values
   ============================ */
.values-section { padding: 5rem 0; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
.value-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.value-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.value-card i { font-size: 2.5rem; color: var(--primary); margin-bottom: 1.5rem; display: block; }
.value-card h3 { font-size: 1.2rem; margin-bottom: 0.8rem; }
.value-card p { color: var(--gray); font-size: 0.95rem; }

/* ============================
   Certifications
   ============================ */
.certs-section { padding: 6rem 0; }
.certs-header { margin-bottom: 4rem; }
.certs-header h2 { font-size: 2.5rem; font-weight: 800; }
.certs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.cert-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    border: 1px solid rgba(0,0,0,0.07);
    transition: var(--transition);
}
.cert-card:hover { border-color: var(--primary); transform: translateY(-5px); box-shadow: var(--shadow); }
.cert-icon { font-size: 2.5rem; color: var(--primary); margin-bottom: 1.2rem; }
.cert-card h3 { font-size: 1rem; margin-bottom: 0.8rem; }
.cert-card p { color: var(--gray); font-size: 0.88rem; line-height: 1.5; }

/* ============================
   Timeline / Workflow
   ============================ */
.timeline-section { padding: 6rem 0; }
.timeline { display: flex; flex-direction: column; gap: 0; max-width: 900px; margin: 0 auto; position: relative; }
.timeline::before {
    content: '';
    position: absolute;
    left: 35px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), rgba(212,175,55,0.2));
}
.timeline-item { display: flex; gap: 2rem; padding: 1.5rem 0; position: relative; }
.timeline-icon {
    flex-shrink: 0;
    width: 72px;
    height: 72px;
    background: var(--darker);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.timeline-icon i { font-size: 1.5rem; color: var(--primary); }
.timeline-content {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 1.5rem 2rem;
    flex: 1;
    transition: var(--transition);
}
.timeline-content:hover { background: rgba(255,255,255,0.08); border-color: rgba(212,175,55,0.3); }
.timeline-step { font-size: 0.75rem; color: var(--primary); font-weight: 700; letter-spacing: 2px; display: block; margin-bottom: 0.4rem; }
.timeline-content h3 { font-size: 1.2rem; color: white; margin-bottom: 0.5rem; }
.timeline-content p { color: #aaa; font-size: 0.95rem; }

/* ============================
   Capacity / Stats
   ============================ */
.capacity-section { padding: 6rem 0; }
.capacity-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.capacity-stat {
    text-align: center;
    padding: 2.5rem 1rem;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-bottom: 3px solid var(--primary);
}
.stat-icon { font-size: 2rem; color: var(--primary); margin-bottom: 1rem; }
.stat-counter { font-size: 3rem; font-weight: 800; color: var(--dark); line-height: 1; margin-bottom: 0.8rem; }
.capacity-stat p { color: var(--gray); font-size: 0.88rem; }

/* ============================
   Clients
   ============================ */
.clients-section { padding: 4rem 0; border-top: 1px solid rgba(0,0,0,0.05); border-bottom: 1px solid rgba(0,0,0,0.05); }
.clients-grid { display: flex; justify-content: center; gap: 4rem; flex-wrap: wrap; margin-top: 2rem; }
.client-logo { display: flex; align-items: center; gap: 0.5rem; font-size: 1.3rem; color: #ccc; font-weight: 700; transition: var(--transition); }
.client-logo:hover { color: var(--dark); }

/* ============================
   Portfolio
   ============================ */
.portfolio-section { padding: 6rem 0; }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.portfolio-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/5; }
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.92), rgba(0,0,0,0.1));
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 2rem;
    color: var(--white);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s ease;
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; transform: translateY(0); }
.portfolio-overlay h3 { font-size: 1.4rem; color: var(--primary); margin-bottom: 0.4rem; }

/* ============================
   Catalog + Filters
   ============================ */
.product-section { padding: 6rem 0; }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3rem; }
.section-header h2 { font-size: 2.2rem; font-weight: 800; text-transform: uppercase; }
.catalog-controls { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 3rem; }
.filter-buttons { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.filter-btn {
    padding: 0.55rem 1.4rem;
    background: transparent;
    border: 2px solid #ddd;
    color: var(--gray);
    border-radius: 50px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active { background: var(--primary); border-color: var(--primary); color: var(--darker); }
.search-box { display: flex; align-items: center; background: var(--light); padding: 0.6rem 1.2rem; border-radius: 50px; min-width: 280px; }
.search-box i { color: var(--gray); margin-right: 0.6rem; }
.search-box input { border: none; background: transparent; outline: none; width: 100%; font-family: inherit; font-size: 0.95rem; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 2rem; }
.product-card { transition: all 0.4s ease; }
.product-card.hidden { display: none; }
.product-img { position: relative; overflow: hidden; background: var(--light); aspect-ratio: 1; border-radius: var(--radius); margin-bottom: 1.2rem; }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-img img { transform: scale(1.05); }

/* Hover Slideshow Effect */
.product-img.slideshow-hover img {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.8s ease;
}
.product-img.slideshow-hover img.active {
    opacity: 1;
}
.product-card:hover .product-img.slideshow-hover img.active {
    transform: scale(1.05);
}
.product-info { text-align: center; }
.product-info .category { color: var(--gray); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.4rem; }
.product-info h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem; }
.product-info .price { font-weight: 700; color: var(--primary-dark); font-size: 1rem; }

/* ============================
   B2B Wizard / Cotizador
   ============================ */
.wizard-section { padding: 6rem 0; }
.wizard-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 4rem;
}
.wizard-step { display: flex; flex-direction: column; align-items: center; gap: 0.6rem; }
.step-circle {
    width: 50px; height: 50px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.2);
    color: rgba(255,255,255,0.4);
    font-size: 1.2rem;
    font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.wizard-step span { font-size: 0.78rem; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.wizard-step.active .step-circle { background: var(--primary); border-color: var(--primary); color: var(--darker); }
.wizard-step.active span { color: var(--primary); }
.wizard-step.done .step-circle { background: rgba(212,175,55,0.2); border-color: var(--primary); color: var(--primary); }
.wizard-line { flex: 1; max-width: 100px; height: 2px; background: rgba(255,255,255,0.1); margin: 0 1rem; margin-bottom: 1.8rem; }
.wizard-form {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 3rem;
    max-width: 800px;
    margin: 0 auto;
}
.wizard-panel { display: none; }
.wizard-panel.active { display: block; }
.wizard-panel h3 { color: white; font-size: 1.5rem; margin-bottom: 2rem; }
.wizard-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 2.5rem; }
.wizard-option input[type="radio"] { display: none; }
.option-card {
    border: 2px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 1.5rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: flex; flex-direction: column; align-items: center; gap: 0.8rem;
}
.option-card i { font-size: 1.8rem; color: rgba(255,255,255,0.4); transition: var(--transition); }
.option-card span { color: rgba(255,255,255,0.6); font-weight: 600; font-size: 0.9rem; }
.option-card:hover { border-color: var(--primary); }
.wizard-option input:checked + .option-card { background: rgba(212,175,55,0.15); border-color: var(--primary); }
.wizard-option input:checked + .option-card i { color: var(--primary); }
.wizard-option input:checked + .option-card span { color: var(--primary); }
.wizard-fields { display: flex; flex-direction: column; gap: 1.2rem; margin-bottom: 2.5rem; }
.field-group label { display: block; color: rgba(255,255,255,0.7); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; }
.wizard-fields input,
.wizard-fields select,
.wizard-fields textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius);
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}
.wizard-fields input::placeholder,
.wizard-fields textarea::placeholder { color: rgba(255,255,255,0.3); }
.wizard-fields select option { background: #1a1a1a; color: white; }
.wizard-fields input:focus,
.wizard-fields select:focus,
.wizard-fields textarea:focus { outline: none; border-color: var(--primary); background: rgba(212,175,55,0.08); }
.wizard-nav { display: flex; justify-content: space-between; align-items: center; }
.wizard-success { text-align: center; padding: 3rem; }
.wizard-success i { font-size: 4rem; color: var(--success); margin-bottom: 1.5rem; display: block; }
.wizard-success h3 { color: white; font-size: 2rem; margin-bottom: 1rem; }
.wizard-success p { color: #aaa; max-width: 500px; margin: 0 auto; }

/* ============================
   Video
   ============================ */
.video-section { padding: 5rem 0; }
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}
.video-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

/* ============================
   About
   ============================ */
.about-section { padding: 6rem 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-text h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1.5rem; line-height: 1.2; }
.about-image img { width: 100%; border-radius: var(--radius); box-shadow: 0 25px 50px rgba(0,0,0,0.12); }

/* ============================
   Sustainability
   ============================ */
.sustainability-section { }
.sustainability-bg {
    background-size: cover;
    background-position: center;
    padding: 6rem 0;
}
.sustainability-content { display: grid; grid-template-columns: 1fr 2fr; gap: 4rem; align-items: center; }
.sustainability-content h2 { font-size: 3rem; font-weight: 800; line-height: 1.1; }
.sustainability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.sustain-item { display: flex; gap: 1.2rem; }
.sustain-item i { font-size: 1.8rem; color: var(--primary); flex-shrink: 0; margin-top: 4px; }
.sustain-item h4 { color: white; font-size: 1rem; margin-bottom: 0.4rem; }
.sustain-item p { color: #bbb; font-size: 0.88rem; }

/* ============================
   FAQ
   ============================ */
.faq-section { padding: 6rem 0; }
.accordion { max-width: 800px; margin: 3rem auto 0; }
.accordion-item { border-bottom: 1px solid rgba(0,0,0,0.1); }
.accordion-header {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    background: none;
    border: none;
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}
.accordion-header:hover { color: var(--primary); }
.accordion-header i { transition: transform 0.3s ease; flex-shrink: 0; }
.accordion-item.active .accordion-header i { transform: rotate(180deg); }
.accordion-item.active .accordion-header { color: var(--primary); }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.accordion-item.active .accordion-content { max-height: 500px; }
.accordion-content p { padding: 0 0 1.5rem; color: var(--gray); line-height: 1.7; }

/* ============================
   Contact
   ============================ */
.contact-section { padding: 6rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.info-item { display: flex; gap: 1.5rem; margin-bottom: 2rem; align-items: flex-start; }
.info-item i { font-size: 1.5rem; color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.info-item h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.info-item p { color: var(--gray); }
.form-wrapper { padding: 3rem; border-radius: var(--radius); box-shadow: var(--shadow); background: white; }
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%; padding: 0.9rem 1.2rem;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--light);
    transition: var(--transition);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { outline: none; border-color: var(--primary); background: white; }

/* ============================
   Footer
   ============================ */
.footer { background: var(--dark); color: var(--white); padding-top: 5rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 3rem; padding-bottom: 4rem; border-bottom: 1px solid rgba(255,255,255,0.07); }
.footer-logo-wrapper { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.footer-logo-wrapper h2 { font-size: 1.6rem; color: white; margin: 0; }
.footer-logo-wrapper span { color: var(--primary); }
.footer-logo { height: 65px; width: auto; margin-bottom: 0; }
.social-links { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.social-links a {
    color: var(--white);
    background: rgba(255,255,255,0.07);
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}
.social-links a:hover { background: var(--primary); color: var(--darker); transform: translateY(-3px); }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 0.8rem; }
.footer-links li a:hover { color: var(--primary) !important; }
.footer-bottom { text-align: center; padding: 1.8rem 0; color: var(--gray); font-size: 0.85rem; }

/* ============================
   WhatsApp Float
   ============================ */
.whatsapp-float {
    position: fixed;
    width: 58px; height: 58px;
    bottom: 35px; right: 35px;
    background: #25d366;
    color: #FFF;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37,211,102,0.35);
    z-index: 1000;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.whatsapp-float i { font-size: 2rem; }
.whatsapp-float:hover { transform: scale(1.12); background: #1ebe57; box-shadow: 0 6px 25px rgba(37,211,102,0.5); color: white; }

/* ============================
   Responsive
   ============================ */
@media (max-width: 1100px) {
    .certs-grid { grid-template-columns: repeat(2, 1fr); }
    .capacity-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
    .sustainability-content { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 900px) {
    .hero h1 { font-size: 2.8rem; }
    .values-grid { grid-template-columns: 1fr; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .portfolio-grid { grid-template-columns: 1fr 1fr; }
    .wizard-options { grid-template-columns: repeat(2, 1fr); }
    .sustainability-grid { grid-template-columns: 1fr; }
    .nav-menu { display: none; }
    .mobile-menu-btn { display: block; }
}

@media (max-width: 600px) {
    .hero h1 { font-size: 2.2rem; }
    .certs-grid, .capacity-grid, .portfolio-grid { grid-template-columns: 1fr; }
    .wizard-options { grid-template-columns: 1fr 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .clients-grid { gap: 2rem; }
    .whatsapp-float { bottom: 20px; right: 20px; width: 52px; height: 52px; }
    .whatsapp-float i { font-size: 1.7rem; }
    .timeline::before { left: 28px; }
    .timeline-icon { width: 58px; height: 58px; }
    .timeline-icon i { font-size: 1.2rem; }
}

/* ============================
   Workflow Options (Grid & Carousel)
   ============================ */
.workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}
.workflow-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition);
}
.workflow-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}
.workflow-card .icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}
.workflow-card .step {
    display: inline-block;
    background: var(--primary);
    color: var(--darker);
    font-size: 0.8rem;
    font-weight: 800;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}
.workflow-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
}
.workflow-card p {
    font-size: 0.9rem;
    color: #aaa;
}

@media (max-width: 992px) {
    .workflow-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
    .workflow-grid { grid-template-columns: 1fr; }
}