/* --- Variables & Reset --- */
:root {
    --primary-color: #E6007E;
    /* Vima Hot Pink */
    --primary-dark: #b30062;

    /* Dark Mode (Default) */
    --bg-body: #0a0a0a;
    --bg-card: #141414;
    --bg-card-alt: #0f0f0f;
    --bg-nav: rgba(10, 10, 10, 0.95);

    --text-main: #ffffff;
    --text-muted: #b3b3b3;
    --text-dark: #000000;

    --border-color: #222;
    --input-bg: #0a0a0a;

    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Montserrat', sans-serif;
    --transition: all 0.3s ease;
}

/* Light Mode Overrides */
body.light-mode {
    --bg-body: #f5f5f5;
    --bg-card: #ffffff;
    --bg-card-alt: #ececec;
    --bg-nav: rgba(255, 255, 255, 0.95);

    --text-main: #333333;
    --text-muted: #666666;

    --border-color: #ddd;
    --input-bg: #ffffff;
}

/* Fix for Home Page Navbar in Light Mode (Transparent bg needs white text) */
body.light-mode.home .navbar:not(.scrolled) .logo,
body.light-mode.home .navbar:not(.scrolled) .nav-links a,
body.light-mode.home .navbar:not(.scrolled) .btn-icon {
    color: #ffffff !important;
}

body.light-mode.home .navbar:not(.scrolled) .btn-contact {
    color: #ffffff !important;
    border-color: #ffffff !important;
}

body.light-mode.home .navbar:not(.scrolled) .btn-contact:hover {
    background-color: #ffffff !important;
    color: var(--primary-color) !important;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    /* Fix for fixed navbar overlapping content */
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* --- Typography --- */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
}

.text-highlight {
    color: var(--primary-color);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* --- Layout Utilities --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 2rem;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-main);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(230, 0, 126, 0.3);
}

.btn-outline {
    border-color: white;
    color: var(--text-main);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--text-main);
    color: black;
    transform: translateY(-3px);
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background-color: var(--bg-nav);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: 2px;
}

.logo .dot {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-contact {
    border: 1px solid var(--primary-color);
    padding: 8px 20px;
    border-radius: 4px;
    color: var(--primary-color) !important;
}

.btn-contact:hover {
    background-color: var(--primary-color);
    color: white !important;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--text-main);
    transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/PHOTO-2025-12-03-09-40-41.jpg');
    /* Industrial background */
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #ddd;
    max-width: 600px;
}

.hero-btns {
    display: flex;
    gap: 20px;
}

/* --- Companies Section --- */
.companies {
    background-color: var(--bg-body);
}

.company-section {
    border-bottom: 1px solid var(--border-color);
}

.company-section:last-child {
    border-bottom: none;
}

.bg-card-alt {
    background-color: var(--bg-card-alt);
}

.company-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.company-grid.reverse .company-content {
    order: 2;
}

.company-grid.reverse .company-image {
    order: 1;
}

.company-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.company-desc {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.company-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.company-features li {
    margin-bottom: 12px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.company-features i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.company-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.company-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.company-image:hover img {
    transform: scale(1.05);
}

/* --- Integration Section --- */
.integration {
    background-color: var(--bg-card-alt);
    position: relative;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 60px;
    position: relative;
}

.step-item {
    flex: 1;
    text-align: center;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-muted);
    opacity: 0.1;
    line-height: 1;
    margin-bottom: -20px;
    position: relative;
    z-index: -1;
}

.step-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.step-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.step-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    color: var(--text-main);
    font-size: 1.5rem;
}

/* --- Responsive Adjustments for New Sections --- */
@media (max-width: 992px) {
    .company-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .company-grid.reverse .company-content {
        order: 1;
    }

    .company-grid.reverse .company-image {
        order: 2;
    }

    .process-steps {
        flex-direction: column;
        gap: 40px;
    }

    .step-connector {
        transform: rotate(90deg);
        height: 40px;
    }
}

/* --- Engineering Solutions --- */
.engineering {
    background-color: #0f0f0f;
    border-top: 1px solid var(--border-color);
}

.engineering-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.eng-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: var(--transition);
}

.eng-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.eng-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.eng-content h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.eng-content p {
    font-size: 0.9rem;
    color: var(--text-gray);
}

/* --- Gallery / Instagram --- */
.bg-dark {
    background-color: var(--bg-body);
}

.insta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.insta-item {
    position: relative;
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
}

.insta-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.insta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(230, 0, 126, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    font-size: 3rem;
    color: var(--text-main);
}

.insta-item:hover .insta-overlay {
    opacity: 1;
}

.insta-item:hover img {
    transform: scale(1.1);
}

/* --- Clients --- */
.clients {
    background-color: var(--bg-body);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    align-items: center;
}

.client-logo {
    background-color: var(--bg-card);
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
    color: var(--text-muted);
    font-weight: 700;
    font-family: var(--font-heading);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    padding: 10px;
    text-align: center;
    line-height: 1.2;
    font-size: 0.9rem;
}

.client-logo:hover {
    border-color: var(--primary-color);
    color: var(--text-main);
}

/* --- Contact --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    background-color: var(--bg-card);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.contact-info {
    padding: 50px;
    background-color: var(--bg-card);
    position: relative;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--primary-color);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-top: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.info-item p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.contact-form {
    padding: 50px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 4px;
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--bg-card);
}

/* --- Footer --- */
footer {
    background-color: var(--bg-body);
    padding: 50px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
}

.footer-logo .dot {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-card);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

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

/* --- Animations --- */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

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

/* Scroll Reveal Class (Added via JS) */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .nav-links {
        display: none;
        /* Mobile menu logic to be added in JS if needed, or simple stack */
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--bg-body);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
    }

    .nav-links.active {
        display: flex;
    }

    .hamburger {
        display: block;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-info::before {
        width: 100%;
        height: 5px;
    }
}

/* --- Products Page --- */
.page-header {
    height: 50vh;
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/PHOTO-2025-12-03-09-40-48.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 80px;
    /* Offset for fixed navbar */
}

.page-header h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.2rem;
    color: #ddd;
}

.category-title {
    font-size: 2rem;
    margin-bottom: 30px;
    border-left: 5px solid var(--primary-color);
    padding-left: 15px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.product-img {
    height: 250px;
    overflow: hidden;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-info {
    padding: 20px;
}

.product-info h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.product-info p {
    font-size: 0.9rem;
    color: var(--text-gray);
}

.mt-large {
    margin-top: 80px;
}

/* --- Advanced Calculator --- */
.bg-light {
    background-color: var(--bg-card);
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 30px;
    align-items: start;
}

/* Left Column */
.upload-card {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.file-upload-box {
    border: 2px dashed #444;
    padding: 40px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.file-upload-box:hover {
    border-color: var(--primary-color);
    background-color: rgba(230, 0, 126, 0.05);
}

.file-upload-box input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.preview-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.btn-icon {
    background: none;
    border: none;
    color: #ff4444;
    cursor: pointer;
    font-size: 1.1rem;
}

.canvas-wrapper {
    background-color: #000;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    max-width: 100%;
}

.canvas-wrapper canvas {
    max-width: 100%;
    max-height: 100%;
}

.file-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 20px;
    text-align: center;
}

.stat-item {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 10px;
    border-radius: 4px;
}

.stat-item .label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-bottom: 5px;
}

.stat-item .value {
    font-weight: 700;
    color: var(--text-main);
}

.config-card {
    background-color: var(--bg-card);
    padding: 25px;
    border-radius: 8px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 15px;
}

/* Right Sidebar */
.calc-sidebar {
    position: relative;
}

.sticky-card {
    position: sticky;
    top: 100px;
    /* Offset for navbar */
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.summary-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 20px 0;
}

.summary-total {
    text-align: right;
}

.summary-total span {
    display: block;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.summary-total h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.price-alert {
    background-color: rgba(230, 0, 126, 0.1);
    border-left: 3px solid var(--primary-color);
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.price-alert i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 2px;
}

.price-alert p {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.4;
}

.summary-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 20px 0;
    font-style: italic;
}

.full-width {
    width: 100%;
    margin-bottom: 10px;
}

.btn-whatsapp {
    display: block;
    background-color: #25D366;
    color: var(--text-main);
    text-align: center;
    padding: 16px 20px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.05rem;
    transition: var(--transition);
    position: relative;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    animation: pulse-whatsapp 2s infinite;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    animation: none;
}

.btn-whatsapp i {
    font-size: 1.3rem;
    margin-right: 8px;
}

@keyframes pulse-whatsapp {

    0%,
    100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }

    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.8);
        transform: scale(1.02);
    }
}

@media (max-width: 992px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }

    .sticky-card {
        position: static;
    }
}