/* =============================================================================
   TRAZENT HOLDINGS LIMITED - WEBSITE STYLES
   Brand Color: Industry Leader Blue #0056b3
   Typography: DM Sans (body), Space Mono (technical accents)
   ============================================================================= */

/* Root Variables */
:root {
    --primary-blue: #0056b3;
    --primary-dark: #003d82;
    --primary-light: #0066cc;
    --accent-orange: #ff6b35;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-light: #7a7a7a;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 86, 179, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 86, 179, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 86, 179, 0.16);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --grid-gap: 2rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    line-height: 1.7;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

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

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

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 45px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-primary);
    position: relative;
    padding: 0.5rem 0;
    letter-spacing: 0.02em;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-dropdown {
    position: relative;
}

.dropdown-arrow {
    margin-left: 0.3rem;
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    padding: 1rem 0;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-smooth);
    list-style: none;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition-smooth);
}

.dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.nav-cta {
    background: var(--primary-blue);
    color: white !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 6px;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #001a33 0%, #003d82 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, rgba(0, 86, 179, 0.1) 1px, transparent 1px),
        linear-gradient(-45deg, rgba(0, 86, 179, 0.1) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { background-position: 0 0, 0 0; }
    100% { background-position: 60px 60px, -60px 60px; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 86, 179, 0.2) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
    animation: fadeInUp 1s ease-out;
}

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

.hero-label {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    border: 2px solid var(--accent-orange);
    border-radius: 4px;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    color: white;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-title-line {
    display: block;
    animation: fadeInUp 1s ease-out backwards;
}

.hero-title-line:nth-child(1) {
    animation-delay: 0.3s;
}

.hero-title-line:nth-child(2) {
    animation-delay: 0.5s;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: rgba(255, 255, 255, 0.85);
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.6;
    animation: fadeInUp 1s ease-out 0.7s backwards;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.9s backwards;
}

.hero-metrics {
    position: absolute;
    bottom: 4rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 4rem;
    z-index: 2;
    animation: fadeInUp 1s ease-out 1.1s backwards;
}

.metric {
    text-align: center;
    color: white;
}

.metric-value {
    font-family: 'Space Mono', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    font-family: 'Space Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: rgba(255, 255, 255, 0.8);
    animation: scrollAnimation 2s ease-in-out infinite;
}

@keyframes scrollAnimation {
    0%, 100% { transform: translateY(-20px); }
    50% { transform: translateY(40px); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-blue);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

/* Section Styling */
section {
    padding: 6rem 0;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header.centered {
    text-align: center;
}

.section-label {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-primary);
    max-width: 800px;
}

.section-header.centered .section-title {
    margin: 0 auto;
}

.section-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 1rem auto 0;
}

/* Introduction Section */
.intro-section {
    background: var(--bg-white);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.intro-visual {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.visual-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
    transition: var(--transition-smooth);
}

.visual-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.visual-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.visual-icon svg {
    width: 28px;
    height: 28px;
}

.visual-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.visual-card p {
    color: var(--text-secondary);
    margin: 0;
}

/* Vision & Mission */
.vision-mission {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    padding: 5rem 0;
}

.vm-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.vm-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.vm-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-8px);
}

.vm-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-orange);
    display: block;
    margin-bottom: 1.5rem;
}

.vm-title {
    font-size: 1.5rem;
    line-height: 1.5;
    color: white;
    font-weight: 500;
}

/* Core Values */
.values-section {
    background: var(--bg-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.value-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--primary-blue);
    transition: height 0.4s ease;
}

.value-card:hover::before {
    height: 100%;
}

.value-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.value-number {
    font-family: 'Space Mono', monospace;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-blue);
    opacity: 0.15;
    margin-bottom: 1rem;
}

.value-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.value-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* Divisions Section */
.divisions-section {
    background: var(--bg-white);
}

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

.division-card {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

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

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

.division-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.division-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.division-card:hover .division-icon {
    background: var(--primary-blue);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.division-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary-blue);
}

.division-card:hover .division-icon svg {
    stroke: white;
}

.division-title {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.division-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.division-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.division-highlights span {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    color: var(--text-secondary);
    border-radius: 20px;
    font-weight: 500;
}

.division-link {
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.division-card:hover .division-link {
    transform: translateX(8px);
    display: inline-block;
}

/* Capability Section */
.capability-section {
    background: var(--bg-light);
}

.capability-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.capability-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.capability-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.capability-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--primary-blue);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.85rem;
}

.capability-item h4 {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.capability-item p {
    color: var(--text-secondary);
    margin: 0;
}

.capability-visual {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

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

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
}

.stat-value {
    font-family: 'Space Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    padding: 6rem 0;
}

.cta-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: white;
    margin-bottom: 1.5rem;
}

.cta-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2rem;
}

.footer-contact p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.footer-contact strong {
    color: white;
}

.footer-column h4 {
    font-size: 1.1rem;
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.footer-certifications {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.separator {
    color: rgba(255, 255, 255, 0.3);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .capability-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-toggle {
        display: flex;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0.5rem 0 0 1rem;
        display: none;
    }

    .nav-dropdown.active .dropdown-menu {
        display: block;
    }

    .hero-metrics {
        flex-direction: column;
        gap: 2rem;
        bottom: 2rem;
    }

    .intro-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .vm-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .divisions-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 640px) {
    :root {
        --grid-gap: 1.5rem;
    }

    section {
        padding: 4rem 0;
    }

    .container {
        padding: 0 1.5rem;
    }

    .hero {
        min-height: 600px;
    }

    .hero-content {
        padding: 0 1.5rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-metrics {
        position: static;
        transform: none;
        margin-top: 3rem;
        gap: 1.5rem;
    }

    .scroll-indicator {
        display: none;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .btn {
        width: 100%;
    }

    .capability-stats {
        grid-template-columns: 1fr;
    }
}