/* ==========================================================================
   PARANÁ INDUSTRIAL - CUSTOM STYLES V2 - ACTUALIZADO
   ========================================================================== */

:root {
    --navy-primary: #112742;
    --navy-light: #1a3a5c;
    --navy-dark: #0a1a2e;
    --dark-gray: #252d32;
    --gray-light: #f8f9fa;
    --gray-medium: #6c757d;
    --white: #ffffff;
    --accent-blue: #2563eb;
    --success-green: #22c55e;
    --warning-orange: #f59e0b;
    --badge-acero: #112742;
    --badge-aluminio: #64748b;
    --badge-hierro: #78716c;
    --badge-silos: #166534;
    --font-primary: 'Inter', sans-serif;
    --section-padding: 100px 0;
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

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

.section-padding {
    padding: var(--section-padding);
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    color: var(--white);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--navy-primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-description {
    font-size: 18px;
    color: var(--gray-medium);
    line-height: 1.8;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    color: var(--white) !important;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition-base);
    border: 2px solid var(--white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(17, 39, 66, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
}

/* ========== NAVBAR ========== */

.navbar {
    background: rgba(17, 39, 66, 0.95);
    padding: 15px 0;
    transition: var(--transition-base);
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    background: var(--navy-primary);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
}

.navbar-logo {
    height: 90px;
    width: auto;
    transition: var(--transition-base);
    object-fit: contain;
}

.navbar.scrolled .navbar-logo {
    height: 42px;
}

.navbar-nav .nav-link {
    color: var(--white);
    font-weight: 500;
    padding: 8px 16px;
    margin: 0 5px;
    transition: var(--transition-base);
    position: relative;
}

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

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

.navbar-toggler {
    border-color: var(--white);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ========== HERO CAROUSEL ========== */

.hero-carousel-section {
    position: relative;
    margin-top: 0;
}

.carousel-item {
    height: 100vh;
    min-height: 600px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(17, 39, 66, 0.85), rgba(26, 58, 92, 0.75));
    z-index: 1;
}

.carousel-caption-custom {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    z-index: 2;
    padding: 0 15px;
}

.carousel-title {
    font-size: 56px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease;
}

.carousel-text {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 30px;
    max-width: 700px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
}

.carousel-buttons {
    animation: fadeInUp 1.2s ease;
}

.carousel-buttons .btn {
    margin-right: 15px;
    margin-bottom: 10px;
}

.carousel-badge-custom {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInUp 0.6s ease;
}

.carousel-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    animation: fadeInUp 1.4s ease;
}

.stat-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.stat-box h3 {
    font-size: 48px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 5px;
    line-height: 1;
}

.stat-box p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.carousel-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 30px;
    animation: fadeInUp 1.3s ease;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-item i {
    font-size: 20px;
    color: #22c55e;
}

.feature-item span {
    color: var(--white);
    font-size: 15px;
    font-weight: 500;
}

.carousel-control-prev,
.carousel-control-next {
    width: 60px;
    height: 60px;
    background: rgba(17, 39, 66, 0.8);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.8;
    transition: var(--transition-base);
}

.carousel-control-prev {
    left: 30px;
}

.carousel-control-next {
    right: 30px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
    background: var(--navy-primary);
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    width: 24px;
    height: 24px;
}

.carousel-indicators {
    bottom: 30px;
    z-index: 3;
}

.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 8px;
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--white);
    transition: var(--transition-base);
}

.carousel-indicators button.active {
    background-color: var(--white);
    width: 40px;
    border-radius: 6px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-indicator a {
    color: var(--white);
    font-size: 32px;
    animation: bounce 2s infinite;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ========== NOSOTROS PARALLAX ========== */

.parallax-section {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: -50px;
    left: 0;
    width: 100%;
    height: calc(100% + 100px);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    z-index: 1;
}

.parallax-section .container {
    position: relative;
    z-index: 2;
}

.about-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition-base);
    height: 100%;
    border: 1px solid rgba(17, 39, 66, 0.1);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.about-card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.about-card-icon i {
    font-size: 32px;
    color: var(--white);
}

.about-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy-primary);
    margin-bottom: 15px;
}

.about-card p {
    color: var(--gray-medium);
    font-size: 16px;
    line-height: 1.8;
}

.about-story {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    border-left: 5px solid var(--navy-primary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.about-story p {
    color: var(--dark-gray);
    font-size: 17px;
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-story p:last-child {
    margin-bottom: 0;
}

.about-story strong {
    color: var(--navy-primary);
    font-weight: 700;
}

/* ========== CATÁLOGO ========== */

.catalog-tabs-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.catalog-tabs-wrapper::-webkit-scrollbar {
    display: none;
}

.catalog-tabs {
    display: inline-flex;
    min-width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px;
}

.catalog-tabs .nav-item {
    margin: 0;
}

.catalog-tabs .nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: 50px;
    color: var(--dark-gray);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-base);
    position: relative;
    white-space: nowrap;
}

.catalog-tabs .nav-link .count {
    background: var(--gray-light);
    color: var(--navy-primary);
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 700;
}

.catalog-tabs .nav-link:hover {
    border-color: var(--navy-primary);
    background: var(--gray-light);
}

.catalog-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    border-color: var(--navy-primary);
    color: var(--white);
}

.catalog-tabs .nav-link.active .count {
    background: var(--white);
    color: var(--navy-primary);
}

.product-item {
    transition: var(--transition-base);
    animation: fadeIn 0.5s ease;
}

.product-item.hide {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.product-card-simple {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card-simple:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.product-image-simple {
    position: relative;
    overflow: hidden;
    height: 280px;
    cursor: pointer;
}

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

.product-image-simple:hover img {
    transform: scale(1.1);
}

.product-overlay-simple {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 39, 66, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

.product-image-simple:hover .product-overlay-simple {
    opacity: 1;
}

.product-overlay-simple i {
    font-size: 48px;
    color: var(--white);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--badge-acero);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.badge-aluminio {
    background: var(--badge-aluminio);
}

.badge-hierro {
    background: var(--badge-hierro);
}

.badge-silos {
    background: var(--badge-silos);
}

.product-body-simple {
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex: 1;
}

.product-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy-primary);
    margin: 0;
    line-height: 1.3;
}

.btn-whatsapp-simple {
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    color: var(--white) !important;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-whatsapp-simple:hover {
    background: linear-gradient(135deg, var(--navy-light), var(--navy-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(17, 39, 66, 0.3);
}

.btn-whatsapp-simple i {
    font-size: 20px;
}

/* ========== POR QUÉ ELEGIRNOS ========== */

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition-base);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

.feature-icon i {
    font-size: 36px;
    color: var(--white);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy-primary);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--gray-medium);
    font-size: 15px;
    line-height: 1.7;
}

.cta-box {
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    padding: 50px 40px;
    border-radius: 20px;
    color: var(--white);
}

.cta-box h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
}

.cta-box p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 0;
}

/* ========== CONTACTO ========== */

.contact-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition-base);
    height: 100%;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.contact-icon i {
    font-size: 28px;
    color: var(--white);
}

.contact-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy-primary);
    margin-bottom: 15px;
}

.contact-card p {
    color: var(--gray-medium);
    margin-bottom: 0;
}

.contact-card a {
    color: var(--navy-primary);
    font-weight: 600;
    transition: var(--transition-base);
}

.contact-card a:hover {
    color: var(--navy-light);
    text-decoration: underline;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
}

.contact-form-wrapper h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy-primary);
}

.contact-form-wrapper .form-label {
    font-weight: 600;
    color: var(--navy-primary);
    font-size: 14px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-form-wrapper .form-label i {
    font-size: 16px;
    color: var(--navy-light);
}

.contact-form-wrapper .form-control {
    padding: 15px 20px;
    border: 2px solid var(--gray-light);
    border-radius: 10px;
    font-size: 15px;
    transition: var(--transition-base);
    background: var(--gray-light);
}

.contact-form-wrapper .form-control:focus {
    border-color: var(--navy-primary);
    box-shadow: 0 0 0 0.2rem rgba(17, 39, 66, 0.1);
    background: var(--white);
}

.contact-form-wrapper .form-control::placeholder {
    color: var(--gray-medium);
    font-style: italic;
    font-size: 14px;
}

.contact-form-wrapper textarea.form-control {
    resize: none;
}

.contact-form-wrapper .row {
    row-gap: 25px;
}

/* ========== MAPA ========== */

.map-section {
    padding: 0;
    margin: 0;
}

.map-container {
    width: 100%;
    height: 450px;
    position: relative;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(0.3);
    transition: var(--transition-base);
}

.map-container iframe:hover {
    filter: grayscale(0);
}

/* ========== FOOTER ========== */

.footer {
    background: var(--navy-dark);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-brand h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 25px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--white);
    color: var(--navy-primary);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--white);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact li {
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: start;
    gap: 10px;
}

.footer-contact li i {
    color: var(--white);
    margin-top: 3px;
}

.footer-bottom {
    margin-top: 50px;
    padding: 25px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    font-size: 14px;
}

/* ========== LIGHTBOX ========== */

.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: var(--white);
    font-size: 50px;
    font-weight: bold;
    transition: var(--transition-base);
    cursor: pointer;
    z-index: 10000;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: #bbb;
}

#lightboxCaption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 20px 0;
    font-size: 18px;
}

/* ========== FLOATING BUTTONS ========== */

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background-color: var(--success-green);
    color: var(--white);
    border-radius: 50%;
    text-align: center;
    font-size: 32px;
    box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #16a34a;
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(34, 197, 94, 0.6);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

.scroll-top {
    position: fixed;
    bottom: 110px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--navy-primary);
    color: var(--white);
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    z-index: 1000;
    transition: var(--transition-base);
    box-shadow: 0 4px 15px rgba(17, 39, 66, 0.3);
}

.scroll-top:hover {
    background: var(--navy-light);
    transform: translateY(-5px);
}

.scroll-top.show {
    display: flex;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 991px) {
    .carousel-title {
        font-size: 42px;
    }
    
    .carousel-text {
        font-size: 18px;
    }
    
    .carousel-stats {
        margin-top: 30px;
    }
    
    .stat-box h3 {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .catalog-tabs .nav-link {
        padding: 14px 20px;
        font-size: 14px;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .navbar-collapse {
        background: var(--navy-primary);
        padding: 20px;
        margin-top: 15px;
        border-radius: 10px;
    }
    
    .carousel-control-prev,
    .carousel-control-next {
        width: 50px;
        height: 50px;
    }
    
    .carousel-control-prev {
        left: 15px;
    }
    
    .carousel-control-next {
        right: 15px;
    }

    .navbar-logo {
        height: 40px;
    }
}

@media (max-width: 767px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .carousel-item {
        min-height: 500px;
    }
    
    .carousel-title {
        font-size: 32px;
    }
    
    .carousel-text {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .catalog-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .catalog-tabs .nav-link {
        justify-content: center;
    }
    
    .product-image-simple {
        height: 220px;
    }
    
    .cta-box {
        padding: 30px 25px;
        text-align: center;
    }
    
    .cta-box h3 {
        font-size: 22px;
    }
    
    .cta-box .btn {
        margin-top: 20px;
        width: 100%;
    }
    
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
        font-size: 28px;
    }
    
    .scroll-top {
        bottom: 90px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .lightbox-close {
        font-size: 35px;
        right: 20px;
        top: 10px;
    }
    
    .parallax-bg {
        background-attachment: scroll;
    }

    .navbar-logo {
        height: 35px;
    }
}

@media (max-width: 575px) {
    .carousel-title {
        font-size: 28px;
    }
    
    .carousel-text {
        font-size: 14px;
    }
    
    .carousel-buttons .btn {
        font-size: 14px;
        padding: 12px 20px;
    }

    .navbar-logo {
        height: 32px;
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease;
}

.fade-in {
    animation: fadeIn 0.6s ease;
}

section {
    scroll-margin-top: 80px;
}

a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--navy-primary);
    outline-offset: 2px;
}

@media print {
    .navbar,
    .whatsapp-float,
    .scroll-top,
    .hero-carousel-section,
    .cta-box {
        display: none !important;
    }
}