/* --- Design Tokens & Variables (Premium Dark-Silver & Slate Theme) --- */
:root {
    --bg-cream: #1e222b;          /* Dark aluminum / deep slate metallic base */
    --text-dark: #e2e8f0;         /* Bright anodized silver text for sharp readability */
    --text-muted: #94a3b8;        /* Muted titanium / gray text for secondary details */
    --metallic-silver: #cbd5e1;    /* Clean silver structural highlight */
    /* Dynamic brushed metal gradient for empty image boundaries */
    --silver-gradient: linear-gradient(135deg, #334155 0%, #475569 50%, #1e293b 100%); 
    --border-color: #475569;      /* Crisp, polished metal panel lines */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* --- Reset & Global Styles --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-cream);
    color: var(--text-dark);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Header / Navbar --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 6%;
    background-color: rgba(30, 34, 43, 0.9); /* Translucent dark silver blur */
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: #ffffff;
}

.tech-accent {
    font-weight: 300;
    color: var(--metallic-silver);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s ease, opacity 0.3s ease;
}

.nav-links a:hover {
    color: #ffffff;
    opacity: 0.8;
}

/* --- Hero Section --- */

/* --- Sliding Image Holder Mechanics --- */

/* --- Navigation Slider Arrow Button Styling --- */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(21, 24, 31, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 20;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
}

.slider-arrow:hover {
    background-color: rgba(255, 255, 255, 0.95);
    color: #1e222b;
    border-color: #ffffff;
}

/* Arrow position lock points along the component borders */
.slider-arrow.prev {
    left: 20px;
}

.slider-arrow.next {
    right: 20px;
}

/* Small interactive push click animation feedback */
.slider-arrow:active {
    transform: translateY(-50%) scale(0.9);
}

/* Ensure arrows are hidden on smaller screens where touch swiping is preferred */
@media (max-width: 576px) {
    .slider-arrow {
        display: none;
    }
}

.slider-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

/* Overriding shadow from individual slide to attach it to the wrapper instead */
.slider-wrapper .image-holder {
    box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.05);
    width: 100%;
    flex-shrink: 0;
}

.slider-track {
    display: flex;
    width: 100%;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.dot.active {
    background-color: #ffffff;
    transform: scale(1.2);
}

.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 4rem 6% 6rem 6%;
    gap: 4rem;
    min-height: 80vh;
}

.sub-badge {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #ffffff;
    background-color: var(--border-color);
    padding: 0.4rem 20rem;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    color: #ffffff;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 520px;
}

.cover-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.meta-block strong {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
    color: #ffffff;
}

.btn-primary {
    display: inline-block;
    background-color: #ffffff;
    color: #1e222b;
    text-decoration: none;
    padding: 1rem 2.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: transform 0.2s ease, background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--metallic-silver);
    transform: translateY(-2px);
}


/* --- Generic Image Placeholder --- */
.image-holder {
    background: var(--silver-gradient);
    border: 1px solid var(--border-color);
    aspect-ratio: 16 / 10;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--metallic-silver);
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.05), 0 15px 35px rgba(0, 0, 0, 0.3);
}

.image-holder i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.8;
    color: #ffffff;
}

/* --- Section Formatting Utilities --- */
.showcase-section {
    padding: 6rem 6%;
    background-color: #15181f; /* Shifted contrast box */
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.showcase-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
    color: #ffffff;
}

.showcase-text p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* --- Services Section (Updated with Deep Padding & Indentation) --- */
.info-block-section {
    padding: 7rem 8%; /* Expanded side padding to pull content inward from the screen edge */
}

.section-header-center {
    text-align: center;
    margin-bottom: 4.5rem;
    padding: 0 10%; /* Restricts header width for a more elegant vertical lockup */
}

.section-header-center h2 {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
}

.section-header-center p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem; /* Spacious gap between block layout pieces */
}

.service-card {
    /* Maintained your existing dark palette while adding semi-transparency for a glass look */
    background: linear-gradient(135deg, rgba(21, 24, 31, 0.75) 0%, rgba(15, 17, 21, 0.85) 100%);
    
    /* Sleek, thin translucent border that acts as a metallic/glass bevel */
    border: 1px solid rgba(255, 255, 255, 0.08); 
    
    /* Deeply rounded corners perfectly matching the sample image structural style */
    border-radius: 24px; 
    
    padding: 3rem 3.5rem; 
    
    /* High-end backdrop blur effect to achieve that true "smoked" separation from the background */
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    
    /* Layered shadows: a dark outer drop shadow for depth and a soft inner ambient glow */
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.4), 
        inset 0 1px 0px rgba(255, 255, 255, 0.1); 
        
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease, box-shadow 0.4s ease;
}

/* Subtle interactive hover feedback that brings the metallic edges forward */
.service-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 
        0 30px 50px rgba(0, 0, 0, 0.5), 
        inset 0 1px 0px rgba(255, 255, 255, 0.2);
}

.service-card i {
    font-size: 2rem;
    color: #ffffff;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 1rem;
    letter-spacing: -0.3px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.6;
}
/* --- Core Competencies Lists --- */
.capabilities-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.styled-list {
    list-style: none;
    margin-top: 1.5rem;
}

.styled-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.styled-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.styled-list.checks li::before {
    content: "✓";
    color: #ffffff;
    font-weight: bold;
}

/* --- Timeline Section --- */
.timeline {
    max-width: 900px;
    margin: 0 auto;
    border-left: 1px solid var(--border-color);
    padding-left: 3rem;
}

.timeline-item {
    margin-bottom: 3.5rem;
    position: relative;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: calc(-3rem - 5px);
    top: 6px;
    width: 9px;
    height: 9px;
    background-color: #ffffff;
    border-radius: 50%;
}

.time-meta h4 {
    font-size: 1.3rem;
    color: #ffffff;
}

.time-meta span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.role-title {
    font-weight: 600;
    color: var(--metallic-silver);
    margin: 0.3rem 0 1rem 0;
}

.time-body p {
    color: var(--text-muted);
}

/* --- Compliance & Infrastructure Tables --- */
.spec-grid-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
}

.compact li {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}

.icon-left {
    margin-right: 0.5rem;
    color: #ffffff;
    width: 20px;
}

.geo-card {
    background-color: #1e222b;
    border: 1px solid var(--border-color);
    padding: 2rem;
    margin-top: 2.5rem;
}

.geo-card h4 {
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.codes-insurance-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.data-table-box {
    background-color: #15181f;
    border: 1px solid var(--border-color);
    padding: 2rem;
}

.data-table-box h3 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table td {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.95rem;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.table-note {
    color: var(--text-muted);
    font-size: 0.8rem;
    padding-top: 1rem !important;
}

/* --- Contact & Sign-off Layout --- */
.contact-section {
    padding: 7rem 6%;
    display: flex;
    justify-content: center;
}

.contact-container {
    width: 100%;
    max-width: 700px;
    text-align: center;
}

.contact-container h2 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
    color: #ffffff;
}

.contact-container p {
    color: var(--text-muted);
    margin-bottom: 3.5rem;
}

.contact-form {
    text-align: left;
    margin-bottom: 4rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background-color: #15181f;
    border: 1px solid var(--border-color);
    color: var(--text-dark);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffffff;
    background-color: #1e222b;
}

.btn-submit {
    width: 100%;
    background-color: #ffffff;
    color: #1e222b;
    border: none;
    padding: 1.2rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 1rem;
}

.btn-submit:hover {
    background-color: var(--metallic-silver);
}

.signature-box {
    border-top: 1px solid var(--border-color);
    padding-top: 3rem;
    text-align: left;
}

.signature-box p {
    margin-bottom: 1rem;
    color: #ffffff;
}

.signature-box span {
    color: var(--text-muted);
    letter-spacing: 2px;
}

.signee-title {
    font-size: 0.85rem;
    color: var(--text-muted) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

/* --- Footer --- */
.footer {
    background-color: #0f1115;
    color: var(--text-muted);
    padding: 4rem 6% 2rem 6%;
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.footer-corporate-info strong {
    color: #ffffff;
    font-size: 1.1rem;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.5rem;
}

.social-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.follow-text {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.75rem;
    font-weight: bold;
    color: #ffffff;
}

.social-buttons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #15181f;
    color: #ffffff;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.social-icon:hover {
    background-color: #ffffff;
    color: #1e222b;
    border-color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    color: rgba(255,255,255,0.3);
    font-size: 0.8rem;
}

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
    .services-grid, .capabilities-layout, .spec-grid-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .info-block-section {
        padding: 5rem 6%;
    }
}

@media (max-width: 768px) {
    .hero-section, .showcase-grid, .form-row {
        grid-template-columns: 1fr;
    }
    .hero-section {
        padding-top: 2rem;
        gap: 2rem;
    }
    .hero-content h1 {
        font-size: 2.3rem;
    }
    .service-card {
        padding: 2rem 2.5rem;
    }
    .timeline {
        padding-left: 1.5rem;
    }
    .timeline-item::before {
        left: calc(-1.5rem - 5px);
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    .social-container {
        flex-direction: column;
        gap: 0.8rem;
    }
}