/* ==========================================================================
   SP TECHPIONEER — PREMIUM CSS DESIGN SYSTEM
   ========================================================================== */

/* 1. DESIGN TOKENS */
:root {
    /* Color Palette */
    --color-bg: #FFFFFF;
    --color-text: #111111;
    --color-text-secondary: #666666;
    --color-accent: #E30613; /* Industrial Red */
    --color-border: #E8E8E8;
    --color-navbar-bg: rgba(255, 255, 255, 0.95);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Spacing & Layout */
    --grid-gutter: 2rem;
    --section-padding: 8rem 2rem;
    
    /* Animation Speeds */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. BASE RESET & INITIAL SETUP */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography Selection */
::selection {
    background-color: var(--color-accent);
    color: var(--color-bg);
}

/* Links & Interactive Elements */
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

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

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

/* 3. TYPOGRAPHY SYSTEM */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800; /* Bold geometric industrial weight */
    line-height: 1.1;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}

/* Grid & Container */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    position: relative;
}

.section-label {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
}

.section-title {
    font-size: 3.75rem; /* 60px */
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: 4rem;
    max-width: 900px;
}

.lead-text {
    font-size: 1.25rem; /* 20px */
    font-weight: 500;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

p {
    font-size: 1.125rem; /* 18px */
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-weight: 400;
    margin-bottom: 1.5rem;
}

/* 4. BUTTONS & UI */
.btn {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid var(--color-text);
    background-color: transparent;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
    border-radius: 0; /* Pure industrial sharp corners */
}

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

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg);
}

.btn-secondary {
    border-color: rgba(255, 255, 255, 0.4);
    color: #FFFFFF;
}

.btn-secondary:hover {
    background-color: #FFFFFF;
    color: var(--color-text);
    border-color: #FFFFFF;
}

/* 5. STICKY NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
    padding: 1.5rem 0;
}

.navbar.scrolled {
    background-color: var(--color-navbar-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: #FFFFFF;
    transition: var(--transition-fast);
}

.navbar.scrolled .nav-logo {
    color: var(--color-text);
}

.nav-logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.nav-link:hover {
    color: #FFFFFF;
}

.navbar.scrolled .nav-link {
    color: var(--color-text-secondary);
}

.navbar.scrolled .nav-link:hover {
    color: var(--color-text);
}

.navbar.scrolled .nav-link.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

.nav-cta {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.75rem 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #FFFFFF;
}

.nav-cta:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.navbar.scrolled .nav-cta {
    color: var(--color-text);
    border-color: var(--color-text);
}

.navbar.scrolled .nav-cta:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
}

/* Mobile Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 1010;
}

.menu-toggle .bar {
    height: 2px;
    width: 100%;
    background-color: #FFFFFF;
    transition: var(--transition-fast);
}

.navbar.scrolled .menu-toggle .bar {
    background-color: var(--color-text);
}

/* 6. HERO SECTION */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 800px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    padding-top: 8rem;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.05);
    transition: transform 10s ease-out;
}

.hero-section:hover .hero-background {
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: transparent; /* Clear and not translucent */
    z-index: -1;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 2rem;
    position: relative;
}

.hero-content {
    max-width: 900px;
    margin-top: auto;
    margin-bottom: auto;
}

.hero-sub {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--color-accent);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero-headline {
    font-size: 5.5rem; /* Large typography (88px) */
    line-height: 1;
    color: #FFFFFF;
    margin-bottom: 2.5rem;
    letter-spacing: -0.05em;
}

.hero-bullets {
    font-size: 1.125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 3.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.8rem;
}

.bullet-dot {
    color: var(--color-accent);
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

/* Metrics under Hero */
.hero-metrics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 2.5rem 0;
    margin-top: auto;
    gap: 2rem;
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-val {
    font-size: 2rem;
    font-weight: 900;
    color: #FFFFFF;
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.metric-lbl {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.6);
}

/* 7. ABOUT SECTION */
.about-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.feature-row {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.feature-num {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-accent);
    line-height: 1;
    font-family: var(--font-primary);
}

.feature-content h3 {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.feature-content p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* 8. BUSINESS DIVISIONS SECTION */
.divisions-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.divisions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grid-gutter);
}

.divisions-grid > *:last-child {
    grid-column: span 2;
}

.division-card {
    display: flex;
    border: 1px solid var(--color-border);
    transition: border-color var(--transition-normal);
    position: relative;
    background-color: #FFFFFF;
}

.division-card:hover {
    border-color: var(--color-text);
}

.div-image-wrapper {
    width: 45%;
    position: relative;
    overflow: hidden;
    background-color: var(--color-border);
}

.div-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: transform var(--transition-slow), filter var(--transition-normal);
}

.division-card:hover .div-image {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.div-info {
    width: 55%;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.div-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.div-num {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-accent);
}

.div-category {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
}

.div-title {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
}

.div-desc {
    font-size: 1rem;
    margin-bottom: 2rem;
}

.div-link {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    align-self: flex-start;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-text);
    padding-bottom: 0.2rem;
}

.div-link:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Special full-width layout for division card 7 */
.divisions-grid > *:last-child .div-image-wrapper {
    width: 35%;
}
.divisions-grid > *:last-child .div-info {
    width: 65%;
}

/* 9. PORTFOLIO SECTION */
.portfolio-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.portfolio-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 4rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
}

.tab-btn {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    color: var(--color-accent);
}

.tab-btn.active {
    border-color: var(--color-text);
    color: var(--color-text);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gutter);
}

.product-card {
    border: 1px solid var(--color-border);
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    padding: 0; /* Clear padding to let image box stretch edge-to-edge */
}

.product-card:hover {
    border-color: var(--color-text);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(17, 17, 17, 0.04);
}

.product-image-wrapper {
    position: relative;
    height: 240px;
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.product-card:hover .product-card-img {
    transform: scale(1.03); /* Subtle 3% zoom */
}

.product-info {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1; /* Stretch details to ensure uniform card heights */
}

.product-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.product-title {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    color: var(--color-text);
    line-height: 1.25;
}

.product-desc {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 0; /* No buttons, so no bottom margin needed */
    line-height: 1.6;
}



/* Fade animation for products when active */
.product-card.hidden {
    display: none;
}

.product-card.fade-in {
    animation: prodFadeIn 0.5s forwards ease-out;
}

@keyframes prodFadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 10. INDUSTRIES SERVED */
.industries-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);
}

.industry-block {
    padding: 3rem;
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.industry-block:hover {
    background-color: #FAFAFA;
}

.ind-number {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.ind-name {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.ind-desc {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* 11. INFRASTRUCTURE SECTION */
.infrastructure-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.infra-facility-block {
    margin-top: 50px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 50px;
}

.infra-facility-block:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.infra-facility-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 5px;
    letter-spacing: -0.5px;
}

.infra-facility-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.infra-facility-grid {
    display: grid;
    gap: 30px;
}

.unit-1-grid {
    grid-template-columns: 50% 50%;
}

.unit-2-grid {
    grid-template-columns: repeat(2, 1fr);
}

.infra-card {
    border: 1px solid var(--color-border);
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.infra-card.large-card {
    height: 100%;
}

.infra-img-box {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--color-border);
    display: flex;
}

.infra-card.large-card .infra-img-box {
    height: 450px;
}

.infra-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: none; /* Keep the photos in colour as requested */
    transition: transform var(--transition-slow);
}

.infra-card:hover .infra-photo {
    transform: scale(1.03);
}

.infra-card-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.infra-card-info h4 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--color-text);
}

.infra-card-info p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
}

.infra-subgrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
    height: 100%;
}

.infra-subgrid .infra-img-box {
    height: 260px; /* layout proportions */
}

.unit-2-grid .infra-img-box {
    height: 320px;
}

/* 12. WHY SP TECHPIONEER */
.why-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem 3rem;
}

.why-col {
    display: flex;
    flex-direction: column;
}

.why-number {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    letter-spacing: -0.04em;
}

.why-heading {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.why-desc {
    font-size: 1rem;
    margin-bottom: 0;
}

/* 13. CLIENTS LOGO WALL */
.clients-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.logo-slider {
    overflow: hidden;
    width: 100%;
    position: relative;
    padding: 25px 0;
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
}

/* Infinite loop fade overlays on horizontal edges */
.logo-slider::before,
.logo-slider::after {
    content: "";
    position: absolute;
    top: 0;
    width: 120px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.logo-slider::before {
    left: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
}

.logo-slider::after {
    right: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
}

.logo-slider-track {
    display: flex;
    width: calc(220px * 16); /* 8 original slides + 8 duplicate slides = 16 slides */
    animation: scrollStrip 28s linear infinite;
}

.logo-slider:hover .logo-slider-track {
    animation-play-state: paused; /* Pause scrolling on hover for premium UX */
}

.logo-slide {
    width: 220px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 35px;
    border-right: 1px dashed rgba(17, 17, 17, 0.05); /* subtle industrial grid line */
}

.logo-slide img {
    max-width: 100%;
    max-height: 50px;
    object-fit: contain;
    filter: none; /* Full color at all times */
    opacity: 0.85;
    transition: opacity var(--transition-fast) ease;
}

.logo-slide img:hover {
    opacity: 1;
}

@keyframes scrollStrip {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-220px * 8)); /* Scroll the exact width of the 8 unique logos */
    }
}

/* 14. DESIGN SERVICES */
.services-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.services-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
}

.services-list {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.services-list li {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.services-list strong {
    color: var(--color-text);
    display: block;
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-weight: 800;
}

.software-card {
    border: 1px solid var(--color-text);
    padding: 4rem;
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.software-title {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    border-bottom: 2px solid var(--color-text);
    padding-bottom: 1rem;
}

.software-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3.5rem;
}

.software-item {
    display: flex;
    flex-direction: column;
}

.sw-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-text);
    text-transform: uppercase;
}

.sw-lbl {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.design-metric {
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
}

.dm-val {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.dm-lbl {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-secondary);
}

/* 15. CONTACT SECTION */
.contact-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 5rem;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.contact-detail-row h4 {
    font-size: 1rem;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.contact-detail-row p {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 0;
}

.map-container {
    border: 1px solid var(--color-border);
    margin-top: 1rem;
}

.map-placeholder {
    height: 240px;
    background-color: #F8F8F8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    text-align: center;
}

.map-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.map-placeholder h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.map-placeholder p {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.map-latlng {
    font-size: 0.75rem;
    font-family: monospace;
    color: var(--color-text-secondary);
}

.form-container {
    border: 1px solid var(--color-border);
    padding: 4rem;
    background-color: #FFFFFF;
}

.enquiry-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    border: 1px solid var(--color-border);
    padding: 1rem;
    font-size: 1rem;
    background-color: #FFFFFF;
    transition: border-color var(--transition-fast);
    border-radius: 0;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-text);
}

.btn-submit {
    background-color: var(--color-accent);
    color: #FFFFFF;
    border-color: var(--color-accent);
    padding: 1.25rem;
    width: 100%;
    margin-top: 1rem;
}

.btn-submit:hover {
    background-color: var(--color-text);
    border-color: var(--color-text);
}

.form-status {
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
}

.form-status.success {
    color: #2e7d32;
}

.form-status.error {
    color: var(--color-accent);
}

/* 16. FOOTER */
.footer {
    background-color: var(--color-text);
    color: rgba(255, 255, 255, 0.6);
    padding: 6rem 2rem 3rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: #FFFFFF;
    letter-spacing: 0.05em;
}

.footer-tagline {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 320px;
    margin-bottom: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.footer-col h5 {
    color: #FFFFFF;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-email {
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFFFFF;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.footer-bottom-links {
    display: flex;
    gap: 1rem;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links a:hover {
    color: #FFFFFF;
}


/* ==========================================================================
   16.5 LEADERSHIP SECTION
   ========================================================================== */
.leadership-section {
    padding: 100px 0;
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
}

.leadership-section .section-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    margin-top: 15px;
    max-width: 600px;
    line-height: 1.6;
}

.directors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grid-gutter);
    margin-top: 50px;
}

.director-card {
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-radius: 0; /* Consistent with website sharp corners */
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.director-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(17, 17, 17, 0.04);
    border-color: var(--color-text);
}

.director-avatar-wrapper {
    margin-bottom: 30px;
}

.director-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%; /* Circular profile photo placeholder */
    background-color: #F9F9F9;
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.director-name {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.director-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

.director-contact {
    width: 100%;
    border-top: 1px solid var(--color-border);
    padding-top: 25px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.director-contact p {
    margin: 6px 0;
}

.director-contact strong {
    color: var(--color-text);
    font-weight: 700;
}

.director-contact a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.director-contact a:hover {
    color: var(--color-accent);
}


/* ==========================================================================
   17. RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */

@media (max-width: 1200px) {
    .hero-headline {
        font-size: 4.5rem;
    }
}

@media (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    /* Sticky navbar adjustment */
    .nav-container {
        padding: 0 2rem;
    }
    
    /* Sections general */
    .section-title {
        font-size: 3rem;
        margin-bottom: 3rem;
    }
    
    /* Hero Section */
    .hero-section {
        height: auto;
        min-height: auto;
        padding-top: 8rem;
        padding-bottom: 4rem;
    }
    
    .hero-container {
        height: auto;
    }
    
    .hero-headline {
        font-size: 3.75rem;
        margin-bottom: 2rem;
    }
    
    .hero-metrics {
        grid-template-columns: repeat(3, 1fr);
        margin-top: 4rem;
        gap: 2rem 1.5rem;
    }
    
    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    /* Divisions */
    .divisions-grid {
        grid-template-columns: 1fr;
    }
    
    .divisions-grid > *:last-child {
        grid-column: span 1;
    }
    
    .division-card {
        flex-direction: column;
    }
    
    .div-image-wrapper {
        width: 100% !important;
        height: 300px;
    }
    
    .div-info {
        width: 100% !important;
        padding: 2.5rem;
    }
    
    /* Portfolio */
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Industries */
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Infrastructure */
    .unit-1-grid {
        grid-template-columns: 1fr;
    }
    
    .infra-subgrid {
        gap: 15px;
    }
    
    .infra-subgrid .infra-img-box {
        height: 200px;
    }
    
    .unit-2-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    /* Why */
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
    
    /* Clients */
    .logo-wall {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    /* Footer */
    .footer-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    .directors-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Navbar menu toggle */
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background-color: var(--color-text);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3rem;
        z-index: 1005;
        transition: right var(--transition-normal);
        border-left: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.1rem;
        color: rgba(255, 255, 255, 0.7);
    }
    
    .nav-link:hover {
        color: #FFFFFF;
    }
    
    .nav-cta {
        display: none; /* Hide top CTA on mobile */
    }
    
    /* Toggle active animation */
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
        background-color: #FFFFFF;
    }
    
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
        background-color: #FFFFFF;
    }
    
    /* Hero */
    .hero-headline {
        font-size: 3rem;
    }
    
    .hero-bullets {
        font-size: 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-metrics {
        grid-template-columns: 1fr 1fr;
    }
    
    /* Sections */
    .section-title {
        font-size: 2.25rem;
    }

    /* Infrastructure */
    .unit-2-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .infra-subgrid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
    }
    
    /* Portfolio tabs */
    .portfolio-tabs {
        gap: 0.5rem;
    }
    
    .tab-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    /* Industries */
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    /* Why */
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    /* Form */
    .form-container {
        padding: 2.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Footer bottom */
    .footer-bottom-container {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .hero-headline {
        font-size: 2.5rem;
    }
    
    .hero-metrics {
        grid-template-columns: 1fr;
    }
    
    .logo-wall {
        grid-template-columns: 1fr;
    }
}