:root {
    --bg: #0b0c10;
    --bg-secondary: #1f2833;
    --bg-card: rgba(31, 40, 51, 0.7);
    --accent: #66fcf1;
    --accent-hover: #45a29e;
    --text: #c5c6c7;
    --text-muted: #7a8a9a;
    --glass-border: rgba(102, 252, 241, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --font-heading: 'Exo 2', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

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

html { overflow-x: hidden; }

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

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-secondary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Utilities */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.text-center { text-align: center; }

.gradient-text {
    background: linear-gradient(135deg, var(--accent), #4ade80);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.9rem 2rem;
    border-radius: 6px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-outline {
    border-color: var(--accent);
    color: var(--accent);
    background: transparent;
}
.btn-outline:hover {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 0 20px rgba(102, 252, 241, 0.4);
}

.btn-outline-sm {
    border-color: var(--accent);
    color: var(--accent);
    background: transparent;
    padding: 0.5rem 1.2rem;
    font-size: 0.8rem;
}
.btn-outline-sm:hover {
    background: var(--accent);
    color: var(--bg);
}

.btn-ghost {
    border-color: rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.6);
    background: transparent;
}
.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}
.btn-primary:hover {
    background: white;
    border-color: white;
    transform: translateY(-2px);
    box-shadow: 0 0 24px rgba(102, 252, 241, 0.5);
}

.btn-lg { padding: 1rem 2.5rem; font-size: 1rem; }

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 3rem;
    background: transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(11, 12, 16, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
    padding: 0.85rem 3rem;
}

.nav-logo-img {
    height: 36px;
    width: auto;
    max-width: 100%;
    filter: invert(1);
    mix-blend-mode: screen;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-ai-link {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}
.nav-ai-link:hover { color: white; }

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11,12,16,0.95) 0%, rgba(31,40,51,0.88) 50%, rgba(11,12,16,0.92) 100%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    opacity: 0.12;
    background-image:
        linear-gradient(var(--accent) 1px, transparent 1px),
        linear-gradient(90deg, var(--accent) 1px, transparent 1px);
    background-size: 40px 40px;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 1.5rem;
}

.hero-logo {
    height: 80px;
    width: auto;
    max-width: 90%;
    filter: invert(1);
    mix-blend-mode: screen;
    margin-bottom: 2rem;
}

.hero-sub {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 1.25rem;
    font-family: var(--font-body);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 800;
    color: white;
    text-transform: uppercase;
    line-height: 1.05;
    margin-bottom: 2.5rem;
    letter-spacing: -0.03em;
    text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3.5rem;
}

/* Stats strip */
.stats-strip {
    display: flex;
    align-items: center;
    gap: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.stat { text-align: center; }

.stat-value {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--accent);
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.1);
}

/* Section */
.section { padding: 5rem 0; }

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: white;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto 3rem;
}

/* Services */
.services-primary,
.services-secondary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.services-primary { margin-bottom: 1.5rem; }

.service-card {
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), #4ade80);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border-color: rgba(102, 252, 241, 0.2);
}

.service-card.secondary {
    background: rgba(31, 40, 51, 0.4);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: block;
}

.service-card h3 {
    font-size: 1.3rem;
    color: white;
    margin-bottom: 0.75rem;
    transition: color 0.3s;
}

.service-card:hover h3 { color: var(--accent); }

.service-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.bullet-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.bullet-list li {
    font-size: 0.88rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bullet-list li::before {
    content: '›';
    color: var(--accent);
    font-weight: bold;
    flex-shrink: 0;
}

.card-link {
    display: inline-block;
    margin-top: 1.25rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
}
.card-link:hover { color: white; }

/* Clients */
.clients {
    padding: 3rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.clients-label {
    text-align: center;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2rem 3rem;
}

.client-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-muted);
    opacity: 0.6;
    letter-spacing: 0.02em;
    transition: var(--transition);
}

/* Contact */
.contact {
    position: relative;
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    inset: 0;
    background-image: url('assets/map-image.png');
    background-size: cover;
    background-position: center;
    opacity: 0.08;
}

.contact-text {
    font-size: 1.05rem;
    color: var(--text);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

/* Footer */
.footer {
    background: #050508;
    padding: 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover { color: var(--accent); }

/* WhatsApp */
.whatsapp-float {
    position: fixed;
    width: 58px;
    height: 58px;
    bottom: 28px;
    right: 28px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: var(--transition);
    text-decoration: none;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 20px rgba(0,0,0,0.4); }
.whatsapp-float svg { width: 30px; height: 30px; fill: white; }

/* Responsive */
@media (max-width: 768px) {
    .navbar { padding: 1rem 1.5rem; }
    .navbar.scrolled { padding: 0.75rem 1.5rem; }
    .nav-ai-link { display: none; }

    .hero-logo { height: 60px; }
    .hero-sub { font-size: 0.95rem; }
    .stats-strip { gap: 1.25rem; }
    .stat-divider { display: none; }

    .services-primary,
    .services-secondary {
        grid-template-columns: 1fr;
    }

    .service-card { padding: 1.75rem; }

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

    .whatsapp-float { width: 52px; height: 52px; bottom: 20px; right: 20px; }
    .whatsapp-float svg { width: 26px; height: 26px; }
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}