/* ============================================================
   Amperecode - Electrical Engineering & Digital Consultancy
   Style: Modern, Professional
   Accent Color: #CC2719 (Deep Red - Logo Match)
   ============================================================ */

:root {
    --primary: #CC2719;
    --primary-dark: #A81F14;
    --primary-light: #E04030;
    --primary-gradient: linear-gradient(135deg, #CC2719 0%, #8B1A1A 100%);
    --dark: #1a1a2e;
    --dark-alt: #16213e;
    --dark-bg: #0f0f1a;
    --gray-900: #1a1a2e;
    --gray-800: #2d2d44;
    --gray-700: #3d3d5c;
    --gray-600: #6c6c8a;
    --gray-500: #8a8aa0;
    --gray-400: #a0a0b8;
    --gray-300: #c4c4d4;
    --gray-200: #e0e0ec;
    --gray-100: #f0f0f8;
    --white: #ffffff;
    --light-bg: #f8f9fc;
    --section-padding: 100px 0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --shadow-hover: 0 8px 30px rgba(204, 39, 25, 0.2);
    --transition: all 0.3s ease;
    --font-family: 'Inter', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* ============================================================
   GRID BACKGROUND OVERLAY - Engineering Grid Pattern
   Applied as a subtle background grid across all pages
   ============================================================ */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    background-image: 
        /* Vertical grid lines */
        /*repeating-linear-gradient(
            to right,
            rgba(204, 39, 25, 0.04) 0px,
            rgba(204, 39, 25, 0.04) 1px,
            transparent 1px,
            transparent 40px
        ),*/
        /* Horizontal grid lines */
        /*repeating-linear-gradient(
            to bottom,
            rgba(204, 39, 25, 0.04) 0px,
            rgba(204, 39, 25, 0.04) 1px,
            transparent 1px,
            transparent 40px
        ),*/
        /* Thinner minor grid lines (vertical) */
        /*repeating-linear-gradient(
            to right,
            rgba(204, 39, 25, 0.02) 0px,
            rgba(204, 39, 25, 0.02) 1px,
            transparent 1px,
            transparent 10px
        ),**/
        /* Thinner minor grid lines (horizontal) */
        /*repeating-linear-gradient(
            to bottom,
            rgba(204, 39, 25, 0.02) 0px,
            rgba(204, 39, 25, 0.02) 1px,
            transparent 1px,
            transparent 10px
        );*/
}

/* Ensure content sits above the grid overlay */
.container,
.header,
.topbar,
.footer,
.sidemenu-panel,
.sidemenu-overlay,
.back-to-top,
.sidemenu-toggle {
    position: relative;
    z-index: 1;
}

.hero,
.why-section,
.cta-section,
.page-header {
    position: relative;
    z-index: 1;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-family);
    text-align: center;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(204, 39, 25, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(204, 39, 25, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}
.btn-secondary:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-desc {
    font-size: 18px;
    color: var(--gray-800);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* TOP BAR */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    background: var(--dark-bg);
    color: var(--gray-300);
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.topbar-info {
    display: flex;
    align-items: center;
    gap: 24px;
}

.topbar-info a {
    color: var(--gray-300);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.topbar-info a:hover {
    color: var(--primary-light);
}

.topbar-info a i {
    font-size: 12px;
    color: var(--primary);
}

.topbar-tagline {
    overflow: hidden;
    height: 20px;
    max-width: 800px;
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Bold vertical bar on left */
.topbar-bar {
    color: var(--primary);
    font-weight: 800;
    font-size: 18px;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    opacity: 0.9;
}

/* Typing effect wrapper */
.typing-wrapper {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    overflow: hidden;
}

.typing-text {
    color: var(--gray-300);
    font-size: 13px;
    opacity: 0.9;
    display: inline-block;
    white-space: nowrap;
}

.typing-cursor {
    display: inline-block;
    color: var(--primary);
    font-weight: 700;
    font-size: 18px;
    line-height: 1;
    margin-left: 3px;
    animation: cursorBlink 0.7s step-end infinite;
}

@keyframes cursorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}
/* Hide topbar on tablets and mobile */
@media (max-width: 991px) {
    .topbar {
        display: none !important;
    }
    .header {
        top: 0 !important;
    }
    .hero {
        padding-top: 120px !important;
    }
    .page-header {
        padding-top: 120px !important;
    }

    /* Mobile navigation: slide-in menu */
    .nav-list {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        padding: 40px 20px;
        transition: left 0.3s ease;
        gap: 4px;
        z-index: 999;
    }
    .nav-list.active {
        left: 0;
    }
    .nav-link { font-size: 18px; padding: 14px 20px; width: 100%; }
    .hamburger { display: flex; }
    .nav-cta { display: none; }

    /* Page header adjustment for tablets */
    .page-header {
        padding-top: 120px !important;
    }

    /* Hide Get a Quote / nav-cta on tablets and mobile */
    .nav-cta {
        display: none !important;
    }

    /* Show hamburger on tablets and mobile */
    .hamburger {
        display: flex !important;
    }
}



/* HEADER */
.header {
    position: fixed;
    /*top: 36px;*/
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.1); }

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img { width: 200px; height: auto; }

.logo-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.nav { display: flex; align-items: center; gap: 40px; }

.nav-list { display: flex; align-items: center; gap: 8px; }

.nav-link {
    padding: 8px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(204, 39, 25, 0.08);
}

.nav-cta { padding: 10px 24px; font-size: 14px; }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2.5px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

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

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    background: linear-gradient(135deg, rgba(15,15,26,0.92) 0%, rgba(22,33,62,0.88) 50%, rgba(15,52,96,0.85) 100%),
                url('../images/hero-bg.jpg') center center / cover no-repeat;
    position: relative;
    overflow: hidden;
    padding-top: 150px;
    padding-bottom: 80px;
    /*animation: heroZoom 20s ease-in-out infinite alternate;*/
}

@keyframes heroZoom {
    0% { background-size: 100%; }
    100% { background-size: 110%; }
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    /*right: -20%;*/
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(204, 39, 25, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(204, 39, 25, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}
 
.hero-content { position: relative; z-index: 2; max-width: 750px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(204, 39, 25, 0.15);
    color: var(--primary-light);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid rgba(204, 39, 25, 0.2);
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-title span {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    color: var(--gray-300);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 600px;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-item h3 {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
}

.hero-stat-item h3 span { color: var(--primary); }
.hero-stat-item p { color: var(--gray-400); font-size: 14px; margin-top: 4px; }

/* SERVICES */
.services-section { background: var(--white); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(204, 39, 25, 0.1);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 26px;
    color: var(--primary);
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray-800);
    font-size: 15px;
    line-height: 1.7;
}

.service-card .service-list { margin-top: 16px; }

.service-card .service-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-600);
    font-size: 14px;
    padding: 6px 0;
}

.service-card .service-list li i {
    color: var(--primary);
    font-size: 12px;
    margin-top: 5px;
}

/* ABOUT */
.about-section { background: var(--light-bg); }

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

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, rgba(15,15,26,0) 0%, rgba(22,33,62,0) 50%, rgba(15,52,96,0) 100%),
                url('../images/worker.JPG') center center / cover no-repeat;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.about-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-gradient);
    opacity: 0.15;
    pointer-events: none;
}

.about-image-placeholder {
    padding: 40px;
    text-align: center;
    color: var(--white);
    position: relative;
    z-index: 1;
}

.about-image-placeholder i {
    font-size: 80px;
    margin-bottom: 20px;
    opacity: 0.6;
}

.about-image-placeholder h3 { font-size: 28px; font-weight: 700; }

.about-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.about-content h2::before {
    content: '';
    position: absolute;
    top: -50%;
    /*right: -30%;*/
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.about-content h2::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(204, 39, 25, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.about-content p {
    color: var(--gray-800);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--white);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--gray-200);
}

.feature-item i {
    color: var(--primary);
    font-size: 18px;
}

.feature-item span {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

/* WHY CHOOSE US */
.why-section { 
    background: linear-gradient(135deg, rgba(15,15,26,0.92) 0%, rgba(22,33,62,0.88) 50%, rgba(15,52,96,0.85) 100%),
                url('../images/circuit-bg.jpg') center center / cover no-repeat fixed;
    color: var(--white);
    position: relative;
}
.why-section .section-title { color: var(--white); }
.why-section .section-desc { color: var(--gray-400); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}
.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--border-radius);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(204, 39, 25, 0.1);
    border-color: var(--primary);
    transform: translateY(-5px);
}

.why-card .why-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: rgba(204, 39, 25, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
}

.why-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.why-card p {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.6;
}

/* INDUSTRIES */
.industries-section { background: var(--white); }

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

.industry-card {
    background: var(--light-bg);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-sm);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
}

.industry-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.industry-card i {
    font-size: 36px;
    color: var(--primary);
    margin-bottom: 12px;
}

.industry-card h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
}

/* CONTACT */
.contact-section { background: var(--light-bg); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info { padding-right: 40px; }

.contact-info h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--gray-800);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-detail .contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(204, 39, 25, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary);
}

.contact-detail h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.contact-detail p {
    font-size: 15px;
    color: var(--gray-800);
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    font-family: var(--font-family);
    transition: var(--transition);
    background: var(--white);
    color: var(--gray-800);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(204, 39, 25, 0.1);
}

textarea.form-control { min-height: 120px; resize: vertical; }

/* FOOTER */
.footer {
    background: var(--dark-bg);
    color: var(--gray-300);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 300px;
}

.footer h4 {
    color: var(--white);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

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

.footer-links a {
    color: var(--gray-400);
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--gray-400);
}

.footer-contact li i {
    color: var(--primary);
    margin-top: 4px;
    min-width: 16px;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--gray-500);
}

.footer-bottom a { color: var(--gray-400); }
.footer-bottom a:hover { color: var(--primary); }

.social-links { display: flex; gap: 12px; }

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-300);
    transition: var(--transition);
}

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

/* PAGE HEADER */
.page-header {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, rgba(15,15,26,0.92) 0%, rgba(22,33,62,0.9) 100%),
                url('../images/circuit-bg.jpg') center center / cover no-repeat;
    text-align: center;
    position: relative;
}

.page-header h1 {
    font-size: 44px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.page-header p {
    font-size: 18px;
    color: var(--gray-300);
    max-width: 600px;
    margin: 0 auto;
}

/* SERVICES DETAIL */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-detail-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 36px 28px;
    transition: var(--transition);
}

.service-detail-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.service-detail-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.service-detail-card h3 i {
    color: var(--primary);
    font-size: 24px;
}

.service-detail-card ul li {
    padding: 8px 0;
    color: var(--gray-600);
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--gray-100);
}

.service-detail-card ul li:last-child { border-bottom: none; }

.service-detail-card ul li:before {
    font-family: "Font Awesome 6 Free";
    content: "\f00c";
    font-weight: 900;
    color: var(--primary);
    font-size: 12px;
    margin-top: 4px;
}

/* CTA */
.cta-section {
    background: var(--primary-gradient);
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, rgba(204, 39, 25, 0.88) 0%, rgba(139, 26, 26, 0.92) 40%, rgba(15, 15, 26, 0.85) 100%),
                url('../images/circuit-bg.jpg') center center / cover no-repeat;
    position: relative;
    overflow: hidden;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
    box-shadow: 0 4px 25px rgba(204, 39, 25, 0.25);
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    max-width: 600px;
    margin: 0 auto 32px;
}

.cta-section .btn {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.cta-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .section-title { font-size: 30px; }
    .section-desc { font-size: 16px; }
    .section-header { margin-bottom: 40px; }

    .nav-list {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        padding: 40px 20px;
        transition: left 0.3s ease;
        gap: 4px;
    }
    .nav-list.active {
        left: 0;
    }
    .nav-link { font-size: 18px; padding: 14px 20px; width: 100%; }
    .header { top: 0; }
    .hamburger { display: flex; }
    .nav-cta { display: none; }

    .hero-title { font-size: 36px; }
    .hero-desc { font-size: 16px; }
    .hero-stats { grid-template-columns: 1fr; gap: 20px; }
    .hero { min-height: auto; padding: 120px 0 60px; }

    .services-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; gap: 30px; }
    .why-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .services-detail-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }

    .contact-form { padding: 24px; }
    .contact-info { padding-right: 0; }

    .page-header { padding: 120px 0 60px; }
    .page-header h1 { font-size: 32px; }

    .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 28px; }
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .industries-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   SIDE MENU - Off-canvas Navigation Panel
   ============================================================ */

.sidemenu-toggle {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    z-index: 999;
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 8px 0 0 8px;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: -2px 2px 10px rgba(0,0,0,0.15);
    transition: var(--transition);
}
.sidemenu-toggle:hover {
    width: 54px;
    background: var(--primary-dark);
}
.sidemenu-toggle i {
    transition: transform 0.3s ease;
}

/* Overlay */
.sidemenu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
}
.sidemenu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Side Menu Panel */
.sidemenu-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 380px;
    max-width: 90vw;
    height: 100vh;
    background: var(--white);
    z-index: 1200;
    transition: right 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: -10px 0 40px rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}
.sidemenu-panel.active {
    right: 0;
}

.sidemenu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    border-bottom: 1px solid var(--gray-200);
    background: var(--dark-bg);
}
.sidemenu-header .logo-img {
    width: 150px;
    height: auto;
}
.sidemenu-close {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.sidemenu-close:hover {
    background: var(--primary);
    transform: rotate(90deg);
}

.sidemenu-body {
    flex: 1;
    padding: 28px;
}

.sidemenu-nav {
    margin-bottom: 32px;
}
.sidemenu-nav-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gray-400);
    margin-bottom: 16px;
}
.sidemenu-nav-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.sidemenu-nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
}
.sidemenu-nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
    color: var(--gray-400);
    transition: var(--transition);
}
.sidemenu-nav-link:hover {
    background: rgba(204, 39, 25, 0.08);
    color: var(--primary);
}
.sidemenu-nav-link:hover i {
    color: var(--primary);
}
.sidemenu-nav-link.active {
    background: rgba(204, 39, 25, 0.1);
    color: var(--primary);
    font-weight: 600;
}
.sidemenu-nav-link.active i {
    color: var(--primary);
}

/* Services sub-list in side menu */
.sidemenu-services {
    margin-bottom: 32px;
}
.sidemenu-service-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    color: var(--gray-600);
    transition: var(--transition);
    border: 1px solid transparent;
}
.sidemenu-service-item i {
    width: 20px;
    text-align: center;
    font-size: 14px;
    color: var(--primary);
}
.sidemenu-service-item:hover {
    background: var(--light-bg);
    border-color: var(--gray-200);
    color: var(--dark);
}

/* Side menu contact info */
.sidemenu-contact {
    padding: 20px 16px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    margin-top: 8px;
}
.sidemenu-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--gray-600);
    padding: 8px 0;
}
.sidemenu-contact-item i {
    width: 16px;
    color: var(--primary);
    font-size: 14px;
}
.sidemenu-contact-item a {
    color: var(--gray-600);
}
.sidemenu-contact-item a:hover {
    color: var(--primary);
}

.sidemenu-footer {
    padding: 20px 28px;
    border-top: 1px solid var(--gray-200);
    text-align: center;
}
.sidemenu-footer .social-links {
    justify-content: center;
    margin-bottom: 12px;
}
.sidemenu-footer p {
    font-size: 12px;
    color: var(--gray-400);
}

/* Responsive - hide toggle on mobile since we already have hamburger */
@media (max-width: 768px) {
    .sidemenu-toggle {
        display: none;
    }
    .sidemenu-panel {
        width: 100%;
        max-width: 100vw;
        right: -100%;
    }
}

/* ============================================================
   BACK TO TOP BUTTON
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(204, 39, 25, 0.3);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(204, 39, 25, 0.4);
}

.back-to-top:active {
    transform: translateY(0);
}

/* On mobile, position above the sidemenu toggle (which is hidden on mobile anyway) */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
}