:root {
    --clr-primary: #1e3b2f;
    --clr-primary-dark: #15291f;
    --clr-accent: #c9703a;
    --clr-accent-hover: #b05e2e;
    --clr-accent-light: #f5e1d4;
    --clr-bg: #faf7f2;
    --clr-card: #f0ede4;
    --clr-card-alt: #e8e4d9;
    --clr-text: #2c2416;
    --clr-text-light: #6b5e4f;
    --clr-text-muted: #8c7f6e;
    --clr-white: #ffffff;
    --clr-border: #ddd6c8;
    --clr-nav-bg: #1e3b2f;
    --clr-footer-bg: #15291f;
    --clr-hero-overlay: #1e3b2f;
    --clr-success: #4a8c5c;
    --clr-error: #c94a3a;
    --font-main: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: Georgia, 'Times New Roman', serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --radius: 8px;
    --radius-lg: 16px;
    --max-width: 1200px;
    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    color: var(--clr-text);
    background: var(--clr-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--clr-accent);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--clr-accent-hover);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--clr-primary);
    line-height: 1.3;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========== NAVIGATION ========== */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--clr-nav-bg);
    box-shadow: var(--shadow-md);
    transition: background var(--transition), box-shadow var(--transition);
}

.site-nav.scrolled {
    background: var(--clr-primary-dark);
    box-shadow: var(--shadow-lg);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--clr-white);
    letter-spacing: -0.5px;
}

.nav-logo:hover {
    color: var(--clr-accent-light);
}

.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: var(--clr-accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--clr-white);
    font-weight: 700;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav-links a {
    display: block;
    padding: 10px 18px;
    color: #c8d6cf;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 6px;
    transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--clr-white);
    background: rgba(255,255,255,0.08);
}

.nav-cta {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--clr-white);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ========== HERO ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--clr-primary);
    color: var(--clr-white);
    padding-top: 72px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, #2d5a3f 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, #1e3b2f 0%, transparent 50%),
        radial-gradient(ellipse at 60% 80%, #0f2518 0%, transparent 50%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(30deg, transparent 40%, rgba(255,255,255,0.02) 40%, rgba(255,255,255,0.02) 42%, transparent 42%),
        linear-gradient(150deg, transparent 60%, rgba(255,255,255,0.015) 60%, rgba(255,255,255,0.015) 62%, transparent 62%);
    background-size: 80px 80px;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.4rem;
    color: var(--clr-white);
    margin-bottom: 24px;
    line-height: 1.15;
}

.hero-content h1 span {
    color: var(--clr-accent);
}

.hero-content p {
    font-size: 1.2rem;
    color: #c8d6cf;
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-main);
    text-decoration: none;
}

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

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

.btn-outline {
    background: transparent;
    color: var(--clr-white);
    border-color: #C9C4BC;
}

.btn-outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: #FFFFFF;
    color: var(--clr-white);
}

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

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

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(2px);
}

.hero-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.hero-stat {
    text-align: center;
    padding: 20px;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.08);
}

.hero-stat .stat-number {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--clr-accent);
    font-family: var(--font-heading);
}

.hero-stat .stat-label {
    font-size: 0.85rem;
    color: #9aaf9f;
    margin-top: 6px;
}

/* ========== SECTION COMMON ========== */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--clr-card);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    color: var(--clr-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-accent);
    margin-bottom: 12px;
}

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

.service-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-accent);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--clr-accent-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

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

/* ========== ABOUT ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-accent) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
    font-size: 4rem;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--clr-accent);
    color: var(--clr-white);
    padding: 16px 24px;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: var(--shadow-md);
}

.about-content h2 {
    margin-bottom: 20px;
}

.about-content p {
    color: var(--clr-text-light);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    list-style: none;
    margin-top: 24px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--clr-text);
    font-weight: 500;
}

.about-features li::before {
    content: '';
    width: 20px;
    height: 20px;
    background: var(--clr-accent);
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
    font-size: 0.7rem;
}

/* ========== INDUSTRIES ========== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.industry-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.industry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.industry-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.industry-card h4 {
    font-size: 0.95rem;
    font-family: var(--font-main);
    color: var(--clr-text);
    line-height: 1.4;
}

/* ========== COUNTERS / STATS ========== */
.counters-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.counter-item {
    text-align: center;
    padding: 32px 16px;
    background: var(--clr-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--clr-border);
    box-shadow: var(--shadow-sm);
}

.counter-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--clr-primary);
    font-family: var(--font-heading);
    line-height: 1;
}

.counter-label {
    font-size: 0.9rem;
    color: var(--clr-text-light);
    margin-top: 10px;
    font-weight: 500;
}

/* ========== TESTIMONIALS ========== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--clr-text);
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    background: var(--clr-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
    font-weight: 700;
    font-size: 1.1rem;
}

.testimonial-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--clr-text-light);
}

/* ========== CONTACT ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info h2 {
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--clr-text-light);
    margin-bottom: 28px;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 20px;
    color: var(--clr-text);
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    background: var(--clr-accent-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
}

.contact-detail-label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--clr-text-muted);
}

.contact-detail-value {
    font-weight: 500;
    color: var(--clr-text);
}

.contact-form-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-sm);
}

.contact-form-card h3 {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-text);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    font-family: var(--font-main);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    background: var(--clr-bg);
    color: var(--clr-text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(201,112,58,0.15);
}

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

.form-message {
    display: none;
    margin-top: 16px;
    padding: 14px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-message.success {
    display: block;
    background: #e8f5e9;
    color: var(--clr-success);
    border: 1px solid #c8e6c9;
}

.form-message.error {
    display: block;
    background: #fce4ec;
    color: var(--clr-error);
    border: 1px solid #f8bbd0;
}

/* ========== CTA BANNER ========== */
.cta-banner {
    background: var(--clr-primary);
    color: var(--clr-white);
    text-align: center;
    padding: 80px 0;
}

.cta-banner h2 {
    color: var(--clr-white);
    margin-bottom: 16px;
}

.cta-banner p {
    color: #b5c9b9;
    font-size: 1.1rem;
    margin-bottom: 28px;
}

/* ========== FOOTER ========== */
.site-footer {
    background: var(--clr-footer-bg);
    color: #a6b9ad;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--clr-white);
    margin-bottom: 14px;
    display: block;
}

.footer-col h4 {
    color: var(--clr-white);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 18px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #a6b9ad;
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #7d9183;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: 1fr 1fr; }
    .industries-grid { grid-template-columns: 1fr 1fr; }
    .counters-grid { grid-template-columns: 1fr 1fr; }
    .testimonials-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.3rem; }

    .section { padding: 64px 0; }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--clr-primary-dark);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

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

    .nav-links a {
        padding: 14px 16px;
        font-size: 1.05rem;
    }

    .nav-toggle { display: flex; }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p { max-width: 100%; }
    .hero-buttons { justify-content: center; }
    .hero-visual { display: none; }

    .services-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: 1fr; }
    .counters-grid { grid-template-columns: 1fr 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

    .about-badge {
        position: static;
        margin-top: 16px;
        display: inline-block;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .counters-grid { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2rem; }
    .hero-stat-grid { grid-template-columns: 1fr; }
}