/* Zero Echelon Elite Professional CSS - Power & Authority */
/* Government Contractor Premium Aesthetic */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
    /* Elite Color Palette */
    --primary-navy: #0a1628;
    --tactical-blue: #1e3a5f;
    --accent-blue: #4a7cb8;
    --steel-gray: #64748b;
    --light-gray: #f1f5f9;
    --header-dark: #1e293b;  /* Darker header */
    --header-border: #334155;
    --card-border: #e2e8f0;
    --white: #ffffff;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --gold-accent: #fbbf24;
    
    /* Spacing System */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    
    /* Elite Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    --shadow-elite: 0 25px 50px rgba(0,0,0,0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--primary-navy);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* Header - Dark Professional Navigation */
.header {
    background: var(--header-dark);
    border-bottom: 1px solid var(--header-border);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    padding: 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: var(--space-md);
}

.nav-logo img {
    height: 52px;
    filter: brightness(0) invert(1);  /* Make logo white */
}

.nav-logo-text {
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--white);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: var(--space-xl);
}

.nav-link {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
    position: relative;
}

.nav-link:hover {
    color: var(--white);
}

.nav-link.active {
    color: var(--white);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -26px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-accent);
}

/* Fix Demos dropdown to not be clickable */
.dropdown-toggle {
    cursor: default;
    pointer-events: none;
}

.dropdown {
    cursor: pointer;
}

/* Mobile Menu Toggle - HIDDEN on Desktop */
.mobile-menu-toggle {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--header-dark);
    border: 1px solid var(--header-border);
    border-radius: 8px;
    box-shadow: var(--shadow-xl);
    list-style: none;
    padding: var(--space-sm);
    min-width: 200px;
    margin-top: var(--space-sm);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s;
    font-size: 0.9rem;
    pointer-events: auto;
}

.dropdown-menu a:hover {
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

/* Hero Section - Elite & Powerful */
.hero {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--tactical-blue) 100%);
    color: var(--white);
    padding: calc(72px + var(--space-3xl)) 0 var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: var(--space-2xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    align-items: center;
}

/* Buttons - Elite & Powerful */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-xl);
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    min-height: 48px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-accent), #f59e0b);
    color: var(--primary-navy);
    box-shadow: 0 4px 14px rgba(251, 191, 36, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.5);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}

/* Trust Badge Section */
.trust-badges {
    background: linear-gradient(135deg, var(--light-gray), var(--white));
    padding: var(--space-xl) 0;
    border-bottom: 1px solid var(--card-border);
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: 600;
    color: var(--primary-navy);
}

.badge-icon {
    font-size: 1.5rem;
}

/* Section Styling */
section {
    padding: var(--space-3xl) 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-2xl);
    color: var(--primary-navy);
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

/* Elite Capabilities Cards */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.capability-card {
    background: var(--white);
    border: 2px solid transparent;
    border-radius: 12px;
    padding: var(--space-2xl);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--tactical-blue), var(--accent-blue), var(--gold-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}

.capability-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(74, 124, 184, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
}

.capability-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-elite);
    border-color: var(--accent-blue);
}

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

.capability-card:hover::after {
    opacity: 1;
}

/* Multi-color gradient icons */
.capability-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    display: inline-block;
    position: relative;
    z-index: 1;
}

/* AI Icon styling */
.capability-card:nth-child(1) .capability-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Cybersecurity Icon styling */
.capability-card:nth-child(2) .capability-icon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Document Intelligence Icon styling */
.capability-card:nth-child(3) .capability-icon {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.capability-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--space-md);
    color: var(--primary-navy);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.capability-card p {
    color: var(--steel-gray);
    margin-bottom: var(--space-lg);
    line-height: 1.8;
    font-size: 1.05rem;
}

.capability-card ul {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.capability-card ul li {
    padding-left: 1.75rem;
    position: relative;
    margin-bottom: var(--space-sm);
    color: var(--steel-gray);
    font-size: 0.95rem;
}

.capability-card ul li::before {
    content: '⚡';
    position: absolute;
    left: 0;
    color: var(--gold-accent);
    font-weight: bold;
}

.btn-link {
    color: var(--tactical-blue);
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-link:hover {
    color: var(--accent-blue);
    gap: var(--space-sm);
    letter-spacing: 1px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-navy), var(--tactical-blue));
    padding: var(--space-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.cta-section p {
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--space-xl);
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* Capabilities Full Page - Elite Sections */
.capabilities-full .capability-section {
    margin-bottom: var(--space-3xl);
}

.capabilities-full h2 {
    font-size: 1.75rem;
    color: var(--primary-navy);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 3px solid var(--gold-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.capability-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
}

.capability-item {
    background: var(--white);
    border: 2px solid var(--card-border);
    border-radius: 10px;
    padding: var(--space-xl);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.capability-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--tactical-blue), var(--accent-blue));
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s;
}

.capability-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
    border-color: var(--accent-blue);
}

.capability-item:hover::before {
    transform: scaleY(1);
}

.capability-item h3 {
    color: var(--tactical-blue);
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.capability-item ul {
    list-style: none;
    margin: var(--space-md) 0;
}

.capability-item ul li {
    padding-left: 1.75rem;
    position: relative;
    margin-bottom: var(--space-sm);
    color: var(--steel-gray);
}

.capability-item ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* About Page - Elite Visual Design */
.about-content {
    padding: var(--space-2xl) 0;
}

.about-section {
    margin-bottom: var(--space-3xl);
}

.about-section h2 {
    font-size: 1.75rem;
    color: var(--primary-navy);
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-section h2::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 1.75rem;
    background: linear-gradient(180deg, var(--gold-accent), var(--tactical-blue));
}

.leadership-profile {
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.05), var(--white));
    padding: var(--space-2xl);
    border-radius: 10px;
    border-left: 5px solid var(--gold-accent);
    box-shadow: var(--shadow-md);
}

.leadership-profile ul {
    list-style: none;
    margin-top: var(--space-md);
}

.leadership-profile ul li {
    padding-left: 2rem;
    position: relative;
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
}

.leadership-profile ul li::before {
    content: '★';
    position: absolute;
    left: 0;
    color: var(--gold-accent);
    font-size: 1.2rem;
}

.value-props {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.value-item {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 10px;
    border: 2px solid var(--card-border);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.value-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--tactical-blue), var(--accent-blue), var(--gold-accent));
}

.value-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-blue);
}

.value-item h3 {
    color: var(--tactical-blue);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.cert-item {
    background: linear-gradient(135deg, var(--white), rgba(251, 191, 36, 0.05));
    padding: var(--space-xl);
    border-radius: 10px;
    border: 3px solid var(--gold-accent);
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(251, 191, 36, 0.2);
}

.cert-item:hover {
    transform: scale(1.05) translateY(-4px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.3);
}

.cert-item h3 {
    color: var(--primary-navy);
    margin-bottom: var(--space-sm);
    font-size: 1.2rem;
    text-transform: uppercase;
}

.expertise-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.expertise-category {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 10px;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.expertise-category:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.expertise-category h3 {
    color: var(--tactical-blue);
    margin-bottom: var(--space-md);
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.expertise-category ul {
    list-style: none;
}

.expertise-category ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--space-sm);
    color: var(--steel-gray);
    font-size: 0.95rem;
}

.expertise-category ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--gold-accent);
    font-weight: bold;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
}

.feature {
    position: relative;
    padding-left: var(--space-xl);
}

.feature::before {
    content: '⚡';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--gold-accent);
    font-size: 1.2rem;
}

.feature h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--primary-navy);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.feature p {
    color: var(--steel-gray);
    line-height: 1.6;
}

/* Footer - Elite Dark Design */
.footer {
    background: var(--primary-navy);
    color: var(--white);
    padding: var(--space-3xl) 0 var(--space-xl);
    margin-top: var(--space-3xl);
    border-top: 3px solid var(--gold-accent);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-section h3 {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-md);
    color: var(--gold-accent);
}

.footer-section p {
    opacity: 0.9;
    margin-bottom: var(--space-sm);
}

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

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.2s;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--gold-accent);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Modal - Elite Contact Form */
.modal {
    display: none !important;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.9);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.modal.show {
    display: flex !important;
}

.modal-content {
    background: var(--white);
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    border: 2px solid var(--gold-accent);
}

.modal-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-navy), var(--tactical-blue));
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--white);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s;
}

.modal-close:hover {
    background: rgba(255,255,255,0.1);
}

.modal-body {
    padding: var(--space-xl);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--primary-navy);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--card-border);
    border-radius: 6px;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: all 0.2s;
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-accent);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.2);
}

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

.form-status {
    margin-top: var(--space-md);
    padding: var(--space-md);
    border-radius: 6px;
    font-weight: 600;
}

.form-status.loading {
    background: var(--light-gray);
    color: var(--steel-gray);
}

.form-status.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.form-status.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Demo Pages Styling */
.demo-header {
    background: var(--header-dark);
    border-bottom: 1px solid var(--header-border);
    padding: calc(72px + var(--space-lg)) 0 var(--space-lg);
    margin-bottom: var(--space-xl);
    color: var(--white);
}

.demo-header h1 {
    color: var(--white);
    font-size: 1.75rem;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.demo-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.tab-container {
    background: var(--white);
    border: 2px solid var(--card-border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.tab-buttons {
    display: flex;
    background: var(--header-dark);
    border-bottom: 2px solid var(--header-border);
}

.tab-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.7);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tab-btn.active {
    background: var(--white);
    color: var(--tactical-blue);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-accent);
}

.tab-content {
    padding: var(--space-xl);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Show mobile menu toggle */
    .mobile-menu-toggle {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: none;
        border: none;
        cursor: pointer;
        padding: var(--space-sm);
    }
    
    .mobile-menu-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--white);
        margin: 6px 0;
        transition: all 0.3s;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Mobile Navigation */
    .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--header-dark);
        flex-direction: column;
        padding: var(--space-lg);
        box-shadow: var(--shadow-lg);
        gap: var(--space-md);
        border-top: 1px solid var(--header-border);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    .dropdown-menu {
        position: static;
        display: block;
        box-shadow: none;
        border: none;
        background: rgba(0,0,0,0.2);
        margin-top: var(--space-sm);
    }
    
    /* Hide logo text on mobile */
    .nav-logo-text {
        display: none;
    }
    
    /* Mobile adjustments */
    .hero {
        padding: calc(72px + var(--space-2xl)) 0 var(--space-2xl);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .capabilities-grid,
    .capability-details,
    .features-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .badges-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .badge-item {
        justify-content: center;
    }
}

/* Page-specific heroes */
.page-hero {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--tactical-blue) 100%);
    padding: calc(72px + var(--space-2xl)) 0 var(--space-2xl);
    color: var(--white);
    text-align: center;
}

.page-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.page-hero .lead {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Utility classes */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }

/* Animation classes */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeIn 0.6s ease-out;
}

/* Why Us Section */
.why-us {
    background: linear-gradient(135deg, var(--white), var(--light-gray));
    padding: var(--space-3xl) 0;
}

.why-us h2 {
    text-align: center;
    margin-bottom: var(--space-2xl);
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--primary-navy);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Capabilities Preview */
.capabilities-preview {
    padding: var(--space-3xl) 0;
}