:root {
    --navy: #1b3a5c;
    --navy-dark: #142d48;
    --navy-light: #2a5580;
    --accent: #4a9eed;
    --accent-light: #e8f4fd;
    --text: #1a1a2e;
    --text-light: #555;
    --bg: #ffffff;
    --bg-alt: #f7f9fc;
    --border: #e2e8f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    line-height: 1.6;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--navy);
    padding: 0 2rem;
    transition: box-shadow 0.3s;
}

.nav.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo img {
    height: 60px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: #fff;
}

.nav-cta {
    background: var(--accent);
    color: #fff !important;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    transition: background 0.2s !important;
}

.nav-cta:hover {
    background: #3a8de0 !important;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    margin: 6px 0;
    transition: 0.3s;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
    color: #fff;
    padding: 10rem 2rem 6rem;
    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%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(74, 158, 237, 0.2);
    border: 1px solid rgba(74, 158, 237, 0.3);
    color: var(--accent);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    max-width: 720px;
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

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

/* Page Header (for inner pages) */
.page-header {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
    color: #fff;
    padding: 8rem 2rem 3rem;
    position: relative;
    overflow: hidden;
}

.page-header::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%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.page-header p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.75);
    max-width: 600px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: #3a8de0;
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.05);
}

.btn-secondary {
    background: var(--navy);
    color: #fff;
}

.btn-secondary:hover {
    background: var(--navy-dark);
    transform: translateY(-1px);
}

/* Sections */
section {
    padding: 5rem 2rem;
}

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    display: inline-block;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--navy);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin-bottom: 3rem;
}

/* About */
.about {
    background: var(--bg-alt);
}

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

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.stat {
    background: #fff;
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--navy);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.about-text {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
}

.about-highlight {
    background: var(--navy);
    color: #fff;
    padding: 3rem;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.about-highlight::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(74,158,237,0.15) 0%, transparent 70%);
}

.about-highlight h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.about-highlight p {
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* Capabilities */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.cap-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.3s;
}

.cap-card:hover {
    border-color: var(--accent);
    box-shadow: 0 8px 30px rgba(27, 58, 92, 0.08);
    transform: translateY(-2px);
}

.cap-icon {
    width: 52px;
    height: 52px;
    background: var(--accent-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.cap-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--navy);
}

.cap-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

.cap-card ul {
    list-style: none;
    margin-top: 1rem;
}

.cap-card ul li {
    color: var(--text-light);
    font-size: 0.9rem;
    padding: 0.3rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.cap-card ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

.cap-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.cap-tag {
    background: var(--bg-alt);
    color: var(--text-light);
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Differentiators */
.differentiators {
    background: var(--navy);
    color: #fff;
}

.differentiators .section-label {
    color: var(--accent);
}

.differentiators .section-title {
    color: #fff;
}

.differentiators .section-subtitle {
    color: rgba(255,255,255,0.7);
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.diff-card {
    padding: 2rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    transition: all 0.3s;
}

.diff-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(74, 158, 237, 0.3);
}

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

.diff-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.diff-card p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Experience */
.experience-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 2rem;
}

.experience-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.25rem;
}

.experience-card .subtitle {
    color: var(--accent);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.proof-points {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.proof-points li {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
}

.proof-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
}

/* Company Data */
.company-data {
    background: var(--bg-alt);
}

.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.data-table {
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.data-table-header {
    background: var(--navy);
    color: #fff;
    padding: 1.25rem 2rem;
    font-weight: 700;
    font-size: 1.05rem;
}

.data-row {
    display: flex;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
}

.data-row:last-child {
    border-bottom: none;
}

.data-label {
    font-weight: 600;
    color: var(--navy);
    min-width: 160px;
    font-size: 0.9rem;
}

.data-value {
    color: var(--text-light);
    font-size: 0.9rem;
}

.naics-list {
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.naics-item {
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--border);
}

.naics-item:last-child {
    border-bottom: none;
}

.naics-code {
    font-weight: 700;
    color: var(--navy);
    font-size: 1.1rem;
}

.naics-primary {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 50px;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.naics-desc {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* Contact */
.contact {
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    background: var(--accent-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-detail-text {
    font-size: 0.95rem;
}

.contact-detail-text strong {
    display: block;
    color: var(--navy);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.15rem;
}

.contact-detail-text a {
    color: var(--text);
    text-decoration: none;
}

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

.contact-form {
    background: var(--bg-alt);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s;
    background: #fff;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74, 158, 237, 0.1);
}

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

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

.btn-submit {
    width: 100%;
    padding: 0.875rem;
    background: var(--navy);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    font-family: inherit;
}

.btn-submit:hover {
    background: var(--navy-dark);
}

.form-status {
    text-align: center;
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 8px;
    font-weight: 600;
    display: none;
}

.form-status.success {
    display: block;
    background: #e6f9ee;
    color: #1a7a3a;
}

.form-status.error {
    display: block;
    background: #fde8e8;
    color: #c53030;
}

/* Footer */
.footer {
    background: var(--navy-dark);
    color: rgba(255,255,255,0.6);
    padding: 3rem 2rem 2rem;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo img {
    height: 48px;
    opacity: 0.9;
}

.footer-text {
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .diff-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--navy);
        flex-direction: column;
        padding: 1rem 2rem 2rem;
        gap: 1rem;
        border-top: 1px solid rgba(255,255,255,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .hero {
        padding: 8rem 1.5rem 4rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero p {
        font-size: 1.05rem;
    }

    .page-header {
        padding: 7rem 1.5rem 2.5rem;
    }

    .page-header h1 {
        font-size: 1.85rem;
    }

    .about-grid,
    .data-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

    .proof-points {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    section {
        padding: 3.5rem 1.5rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

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