/* ===== CSS Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-navy: #0b1622;
    --color-navy-light: #152238;
    --color-slate: #1e2a3a;
    --color-accent: #c8922b;
    --color-accent-light: #e6aa3c;
    --color-accent-dark: #a0721e;
    --color-gold-pale: #fdf0d5;
    --color-white: #ffffff;
    --color-off-white: #f6f8fb;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --gradient-hero: linear-gradient(135deg, var(--color-navy) 0%, var(--color-slate) 50%, var(--color-navy-light) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 50%, var(--color-accent) 100%);
    --shadow-sm: 0 1px 2px rgba(11, 22, 34, 0.06);
    --shadow-md: 0 4px 12px rgba(11, 22, 34, 0.08);
    --shadow-lg: 0 12px 40px rgba(11, 22, 34, 0.12);
    --shadow-xl: 0 20px 60px rgba(11, 22, 34, 0.18);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Cascadia Code', monospace;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-off-white);
    color: var(--color-gray-700);
    line-height: 1.7;
    overflow-x: hidden;
}

::selection {
    background: var(--color-accent);
    color: var(--color-white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-navy);
    line-height: 1.2;
    font-weight: 700;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-navy);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-1px);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.0625rem;
}

/* ===== Header ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(11, 22, 34, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: all 0.3s ease;
}

.site-header.scrolled {
    background: rgba(11, 22, 34, 0.97);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--color-white);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    color: var(--color-navy);
    font-size: 0.875rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.main-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-300);
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.main-nav a:hover {
    color: var(--color-white);
    border-bottom-color: var(--color-accent);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    background: var(--gradient-hero);
    color: var(--color-white);
    padding: 160px 0 120px;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(200, 146, 43, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(200, 146, 43, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-badge {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-light);
    background: rgba(200, 146, 43, 0.12);
    border: 1px solid rgba(200, 146, 43, 0.25);
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 32px;
    letter-spacing: 0.02em;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-title .highlight {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-300);
    max-width: 720px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-400);
    margin-top: 4px;
}

/* ===== Services ===== */
.services {
    padding: 100px 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gray-300);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    color: var(--color-accent);
    margin-bottom: 24px;
}

.service-icon svg {
    width: 48px;
    height: 48px;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.65;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-features li {
    font-size: 0.875rem;
    color: var(--color-gray-700);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.5;
}

.service-features li::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    background: var(--color-accent);
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
}

/* ===== Approach ===== */
.approach {
    padding: 100px 0;
    background: var(--color-navy);
    color: var(--color-white);
}

.approach .section-title {
    color: var(--color-white);
}

.approach .section-subtitle {
    color: var(--color-gray-400);
}

.approach-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.step {
    background: var(--color-slate);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.3s ease;
}

.step:hover {
    border-color: rgba(200, 146, 43, 0.3);
    transform: translateY(-2px);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 12px;
}

.step-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.6;
}

/* ===== About ===== */
.about {
    padding: 100px 0;
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--color-gray-600);
    line-height: 1.75;
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--color-navy);
    font-weight: 700;
}

.about-credentials {
    display: flex;
    gap: 20px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--color-gray-200);
}

.credential {
    text-align: center;
}

.credential-value {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-navy);
}

.credential-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-gray-500);
    margin-top: 2px;
}

.location-card {
    background: var(--gradient-hero);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    color: var(--color-white);
    box-shadow: var(--shadow-xl);
    position: sticky;
    top: 100px;
}

.location-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 20px;
}

.location-header svg {
    color: var(--color-accent);
}

.location-address {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-gray-200);
    line-height: 1.6;
    margin-bottom: 28px;
    font-style: normal;
}

.location-contact {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.location-link {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-300);
    transition: color 0.2s ease;
}

.location-link svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

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

/* ===== CTA ===== */
.cta {
    padding: 100px 0;
    background: var(--color-off-white);
}

.cta-card {
    background: var(--gradient-hero);
    border-radius: var(--radius-xl);
    padding: 72px 60px;
    text-align: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(200, 146, 43, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.cta-text {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    max-width: 640px;
    margin: 0 auto 40px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
}

.cta-note {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    position: relative;
    z-index: 1;
}

/* ===== Industries ===== */
.industries {
    padding: 100px 0;
    background: var(--color-white);
}

.industries-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    max-width: 900px;
    margin: 0 auto;
}

.industry-tag {
    display: inline-flex;
    align-items: center;
    padding: 10px 22px;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 100px;
    border: 1px solid var(--color-gray-200);
    transition: all 0.2s ease;
}

.industry-tag:hover {
    background: var(--color-gold-pale);
    border-color: var(--color-accent);
    color: var(--color-accent-dark);
    transform: translateY(-1px);
}

/* ===== Footer ===== */
.site-footer {
    background: var(--color-navy);
    color: var(--color-gray-500);
    padding: 72px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer-logo .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 0.75rem;
}

.footer-desc {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-heading {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-gray-300);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    font-weight: 400;
    color: var(--color-gray-500);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--color-gray-600);
}

.footer-dev {
    color: var(--color-gray-600);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .approach-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.0625rem;
    }
    .section-title {
        font-size: 1.875rem;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .approach-steps {
        grid-template-columns: 1fr;
    }
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .main-nav {
        display: none;
    }
    .cta-card {
        padding: 48px 28px;
    }
    .cta-title {
        font-size: 1.75rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 80px;
    }
    .hero-title {
        font-size: 2rem;
    }
    .hero-actions {
        flex-direction: column;
    }
    .btn {
        width: 100%;
    }
    .about-credentials {
        flex-wrap: wrap;
        gap: 12px;
    }
}