/* ========== RESET & BASE ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #1a1a1a;
    --bg-card-hover: #222222;
    --text-primary: #f5f5f5;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent: #c8ff00;
    --accent-dim: rgba(200, 255, 0, 0.1);
    --accent-glow: rgba(200, 255, 0, 0.15);
    --border: #2a2a2a;
    --whatsapp: #25D366;
    --radius: 16px;
    --radius-sm: 10px;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

/* ========== NAVIGATION ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
}

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

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-logo span { color: var(--accent); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s ease;
    letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--text-primary); }

.nav-cta {
    background: var(--accent) !important;
    color: var(--bg-primary) !important;
    padding: 10px 24px;
    border-radius: 100px;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ========== HERO ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--accent-dim);
    border: 1px solid rgba(200, 255, 0, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 32px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero h1 .highlight {
    color: var(--accent);
    position: relative;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    letter-spacing: 0.01em;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

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

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--text-secondary);
    background: var(--bg-card);
}

.btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 20px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.7;
}

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

/* ========== SERVICES ========== */
.services { background: var(--bg-secondary); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    border-color: #3a3a3a;
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.service-card.featured {
    border-color: rgba(200, 255, 0, 0.3);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(200, 255, 0, 0.03) 100%);
}

.service-card.featured:hover {
    border-color: rgba(200, 255, 0, 0.5);
}

.service-card.featured .service-badge {
    display: inline-block;
}

.service-badge {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 12px;
    margin-bottom: 24px;
    color: var(--accent);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ========== INDUSTRIES ========== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.industry-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.industry-card:hover {
    border-color: #3a3a3a;
    transform: translateY(-3px);
}

.industry-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}

.industry-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.industry-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ========== ABOUT / WHY US ========== */
.about { background: var(--bg-secondary); }

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

.about-text .section-desc {
    margin-bottom: 32px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.about-feature-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 10px;
    color: var(--accent);
}

.about-feature-icon svg {
    width: 20px;
    height: 20px;
}

.about-feature h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
}

.stat-card .stat-number {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

/* ========== PROCESS ========== */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    counter-reset: step;
}

.process-step {
    position: relative;
    padding: 36px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    counter-increment: step;
}

.process-step::before {
    content: counter(step, decimal-leading-zero);
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(200, 255, 0, 0.15);
    line-height: 1;
    display: block;
    margin-bottom: 20px;
}

.process-step h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========== CONTACT ========== */
.contact { background: var(--bg-secondary); }

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
    max-width: 500px;
}

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

.contact-item-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 12px;
    color: var(--accent);
}

.contact-item-icon svg {
    width: 20px;
    height: 20px;
}

.contact-item h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-item p,
.contact-item a {
    font-size: 1rem;
    color: var(--text-primary);
}

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

.contact-cta {
    margin-top: 12px;
}

/* ========== FOOTER ========== */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-left {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-left span { color: var(--accent); }

.footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.footer-links a:hover { color: var(--text-primary); }

/* ========== WHATSAPP FLOATING BUTTON ========== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
    transition: all 0.3s ease;
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 30px;
    height: 30px;
    fill: #fff;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* ========== REVEAL ANIMATIONS ========== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    section { padding: 70px 0; }

    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        z-index: 999;
    }

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

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-toggle { display: flex; z-index: 1000; }

    .hero { min-height: auto; padding: 140px 0 80px; }
    .hero h1 { font-size: 2.4rem; }
    .hero-sub { font-size: 1rem; }

    .services-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: 1fr 1fr; }
    .process-steps { grid-template-columns: 1fr; }

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

    .hero-actions { flex-direction: column; align-items: flex-start; }
    .btn { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
    .industries-grid { grid-template-columns: 1fr; }
    .about-visual { grid-template-columns: 1fr; }
}