:root {
    --primary: #0f0f0f;
    --accent: #e63946;
    --bg: #ffffff;
    --text-dark: #1a1a2e;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --surface: #f8f9fa;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* NAVBAR */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

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

.nav-logo {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.925rem;
    font-weight: 500;
    color: var(--text-dark);
    text-decoration: none;
    border-radius: 6px;
    transition: background 0.2s, color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    background: var(--surface);
    color: var(--accent);
}

.btn-nav { margin-left: 8px; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:active { transform: scale(0.97); }

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

.btn-primary:hover {
    background: #c62828;
    border-color: #c62828;
}

.btn-outline {
    background: transparent;
    color: var(--text-dark);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--text-dark);
    background: var(--surface);
}

/* HERO */
.hero {
    padding: 100px 0 80px;
    background: linear-gradient(160deg, #fafafa 0%, #f0f0f0 100%);
}

.hero-tag {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
}

.hero-title {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.12;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero-title .accent { color: var(--accent); }

.hero-sub {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-light);
    max-width: 600px;
    margin-bottom: 36px;
}

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

/* VALUE PROPS */
.value-props { padding: 80px 0; }

.props-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.prop-card {
    padding: 36px 28px;
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: box-shadow 0.25s, border-color 0.25s;
}

.prop-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    border-color: var(--accent);
}

.prop-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fef2f2;
    color: var(--accent);
    border-radius: 10px;
    margin-bottom: 20px;
}

.prop-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary);
}

.prop-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* SERVICES PREVIEW */
.services-preview {
    padding: 80px 0;
    background: var(--surface);
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    text-align: center;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-sub {
    text-align: center;
    color: var(--text-light);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 48px;
}

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

.service-card {
    background: var(--bg);
    padding: 32px 24px;
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: box-shadow 0.25s, border-color 0.25s;
}

.service-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    border-color: var(--accent);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fef2f2;
    color: var(--accent);
    border-radius: 10px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.925rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ABOUT STRIP */
.about-strip { padding: 80px 0; }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.about-text .btn { margin-top: 12px; }

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.highlight {
    padding: 20px;
    background: var(--surface);
    border-radius: 10px;
    border: 1px solid var(--border);
}

.highlight-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-light);
    margin-bottom: 6px;
}

.highlight-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
}

/* CREDENTIALS */
.credentials {
    padding: 60px 0;
    background: var(--primary);
    color: #fff;
}

.cred-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.cred-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.cred-item svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--accent);
}

.cred-item strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.cred-item span {
    font-size: 0.875rem;
    color: #aaa;
    line-height: 1.5;
}

/* CTA SECTION */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(160deg, #fafafa 0%, #f0f0f0 100%);
}

.cta-section h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 520px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.cta-section .hero-ctas {
    justify-content: center;
}

/* FOOTER */
.footer {
    padding: 64px 0 0;
    background: var(--primary);
    color: #ccc;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid #333;
}

.footer-col h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}

.footer-col p {
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 8px;
    color: #999;
}

.footer-reg {
    font-size: 0.8rem !important;
    color: #777 !important;
}

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

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

.footer-col ul li a {
    font-size: 0.875rem;
    color: #999;
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: #666;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 24px;
        gap: 8px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s, opacity 0.3s;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .btn-nav { margin-left: 0; margin-top: 8px; width: 100%; text-align: center; }

    .hero { padding: 60px 0 48px; }

    .props-grid { grid-template-columns: 1fr; gap: 20px; }

    .services-grid { grid-template-columns: 1fr; gap: 20px; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-text .section-title { text-align: center; }

    .about-highlights { grid-template-columns: 1fr; }

    .cred-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .cta-section h2 { font-size: 1.6rem; }
}