* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background: #0a0e1a;
    color: #e0e4ef;
    overflow-x: hidden;
    line-height: 1.6;
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0a0e1a; }
::-webkit-scrollbar-thumb { background: #00d4ff; border-radius: 4px; }
::selection { background: rgba(0,212,255,0.2); color: #fff; }

/* NAV */
#nav {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    padding: 16px 40px;
    background: transparent;
    transition: all 0.4s ease;
}
#nav.scrolled {
    background: rgba(10,14,26,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,212,255,0.1);
    padding: 10px 40px;
}
.nav-container {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
}
.logo { font-family: 'Orbitron', sans-serif; font-size: 1.2rem; font-weight: 700; color: #fff; text-decoration: none; }
.logo span { color: #00d4ff; }
.nav-links { display: flex; gap: 28px; list-style: none; align-items: center; }
.nav-links a {
    color: #c0c8d4; text-decoration: none; font-size: 0.85rem;
    font-weight: 500; transition: color 0.3s; letter-spacing: 0.5px;
}
.nav-links a:hover { color: #00d4ff; }
.nav-links .cta-btn {
    background: linear-gradient(135deg, #00d4ff, #0088cc);
    color: #0a0e1a !important; padding: 8px 20px; border-radius: 6px;
    font-weight: 700 !important;
}
.nav-links .cta-btn:hover { box-shadow: 0 0 25px rgba(0,212,255,0.4); transform: translateY(-1px); }
.hamburger {
    display: none; background: none; border: none; color: #00d4ff;
    font-size: 1.5rem; cursor: pointer; z-index: 1001;
}

/* HERO */
.hero {
    min-height: 100vh; display: flex; flex-direction: column;
    justify-content: center; align-items: center; text-align: center;
    padding: 120px 20px 60px; position: relative;
    background: linear-gradient(135deg, #0a0e1a 0%, #0f1528 50%, #0a0e1a 100%);
    overflow: hidden;
}
.particles-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; opacity: 0.5; pointer-events: none; }
.hero-grid {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image: linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px; z-index: 0;
}
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, #0a0e1a 70%);
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 900px; }
.hero-logo { max-width: 180px; margin-bottom: 30px; filter: drop-shadow(0 0 30px rgba(0,212,255,0.2)); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.hero h1 {
    font-family: 'Orbitron', sans-serif; font-size: clamp(1.8rem,5vw,3.2rem);
    font-weight: 900; color: #fff; margin-bottom: 20px;
    text-shadow: 0 0 40px rgba(0,212,255,0.3);
}
.hero h1 span { color: #00d4ff; }
.hero p {
    font-size: clamp(1rem,2vw,1.2rem); color: #b0b8c8;
    margin-bottom: 35px; max-width: 600px; margin-left: auto; margin-right: auto;
}
.hero-cta {
    display: inline-block; padding: 16px 40px;
    background: linear-gradient(135deg, #00d4ff, #0088cc);
    color: #0a0e1a; font-family: 'Orbitron', sans-serif; font-weight: 700;
    font-size: 0.9rem; text-decoration: none; border-radius: 8px;
    letter-spacing: 1px; transition: all 0.3s;
    box-shadow: 0 0 20px rgba(0,212,255,0.3);
    animation: pulse-glow 2s ease-in-out infinite;
}
@keyframes pulse-glow { 0%,100%{box-shadow:0 0 20px rgba(0,212,255,0.3)} 50%{box-shadow:0 0 40px rgba(0,212,255,0.6)} }
.hero-cta:hover { transform: translateY(-3px); box-shadow: 0 0 50px rgba(0,212,255,0.5); }
.hero-delivery { margin-top: 25px; color: #c9a84c; display: flex; align-items: center; gap: 8px; justify-content: center; font-size: 0.9rem; }
.hero-delivery i { color: #00d4ff; }

/* SECTIONS */
section { padding: 100px 20px; position: relative; }
.container { max-width: 1200px; margin: 0 auto; }
.section-tag {
    display: inline-block; font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem; color: #00d4ff; letter-spacing: 3px;
    margin-bottom: 10px; border: 1px solid rgba(0,212,255,0.2);
    padding: 4px 16px; border-radius: 20px;
}
.section-title {
    font-family: 'Orbitron', sans-serif; font-size: clamp(1.5rem,3.5vw,2.2rem);
    font-weight: 700; color: #fff; margin-bottom: 16px;
}
.section-subtitle { color: #b0b8c8; font-size: 1rem; max-width: 600px; margin-bottom: 50px; }
.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* SERVIÇOS */
#servicos { background: #0f1528; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.service-card {
    background: rgba(13,27,42,0.6); border: 1px solid rgba(0,212,255,0.1);
    border-radius: 16px; padding: 35px 25px; text-align: center;
    transition: all 0.4s; backdrop-filter: blur(10px);
    position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(0,212,255,0.05) 0%, transparent 70%);
    opacity: 0; transition: opacity 0.5s;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover { border-color: rgba(0,212,255,0.4); transform: translateY(-8px); box-shadow: 0 10px 40px rgba(0,212,255,0.1); }
.service-card i { font-size: 2.5rem; color: #00d4ff; margin-bottom: 18px; display: block; text-shadow: 0 0 20px rgba(0,212,255,0.3); }
.service-card h3 { font-family: 'Orbitron', sans-serif; font-size: 0.95rem; color: #fff; margin-bottom: 8px; }
.service-card p { font-size: 0.85rem; color: #b0b8c8; line-height: 1.5; }

/* PRODUTOS */
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 20px; }
.product-card {
    background: rgba(13,27,42,0.5); border: 1px solid rgba(192,200,212,0.1);
    border-radius: 12px; padding: 28px 20px; text-align: center;
    transition: all 0.4s;
}
.product-card:hover { border-color: #00d4ff; transform: translateY(-5px); box-shadow: 0 0 30px rgba(0,212,255,0.15); }
.product-card i { font-size: 2rem; color: #00d4ff; margin-bottom: 14px; background: rgba(0,212,255,0.1); padding: 16px; border-radius: 12px; display: inline-block; }
.product-card h4 { font-family: 'Orbitron', sans-serif; font-size: 0.8rem; color: #fff; margin-bottom: 6px; letter-spacing: 0.5px; }
.product-card p { font-size: 0.78rem; color: #b0b8c8; }

/* DIFERENCIAIS */
#diferenciais { background: #0f1528; }
.diffs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px; }
.diff-card {
    background: linear-gradient(135deg, rgba(13,27,42,0.7), rgba(0,212,255,0.03));
    border: 1px solid rgba(0,212,255,0.1);
    border-radius: 16px; padding: 40px 30px; text-align: center;
    transition: all 0.4s;
}
.diff-card:hover { border-color: #00d4ff; transform: translateY(-5px); box-shadow: 0 10px 40px rgba(0,212,255,0.1); }
.diff-card i { font-size: 2.8rem; color: #00d4ff; margin-bottom: 20px; display: block; }
.diff-card h3 { font-family: 'Orbitron', sans-serif; font-size: 1rem; color: #fff; margin-bottom: 10px; }
.diff-card p { font-size: 0.88rem; color: #b0b8c8; line-height: 1.6; }

/* FAQ */
.faq-list { max-width: 700px; margin: 0 auto; }
.faq-item {
    background: rgba(13,27,42,0.5); border: 1px solid rgba(0,212,255,0.08);
    border-radius: 12px; margin-bottom: 12px; overflow: hidden;
    transition: border-color 0.3s;
}
.faq-item:hover { border-color: rgba(0,212,255,0.2); }
.faq-question {
    padding: 20px 24px; cursor: pointer; display: flex;
    justify-content: space-between; align-items: center;
    font-weight: 600; color: #c0c8d4; font-size: 0.95rem;
    transition: color 0.3s;
}
.faq-question:hover { color: #00d4ff; }
.faq-question i { transition: transform 0.3s; color: #00d4ff; font-size: 0.8rem; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 24px;
}
.faq-item.active .faq-answer { max-height: 200px; padding: 0 24px 20px; }
.faq-answer p { color: #b0b8c8; font-size: 0.9rem; line-height: 1.7; }

/* CONTATO */
#contato { background: linear-gradient(180deg, #0a0e1a, #060a14); border-top: 1px solid rgba(0,212,255,0.05); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-item { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.contact-item i {
    width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
    background: rgba(0,212,255,0.1); border-radius: 10px; color: #00d4ff; font-size: 1.1rem;
    flex-shrink: 0;
}
.contact-item h4 { color: #fff; font-size: 0.82rem; font-weight: 600; margin-bottom: 2px; }
.contact-item a { color: #c0c8d4; text-decoration: none; font-size: 0.95rem; transition: color 0.3s; }
.contact-item a:hover { color: #00d4ff; }
.contact-item p { color: #b0b8c8; font-size: 0.9rem; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-form input, .contact-form textarea {
    background: rgba(13,27,42,0.6); border: 1px solid rgba(0,212,255,0.15);
    border-radius: 8px; padding: 14px 18px; color: #fff; font-family: 'Inter', sans-serif;
    font-size: 0.9rem; transition: border-color 0.3s; outline: none;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: #00d4ff; box-shadow: 0 0 15px rgba(0,212,255,0.1); }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #5a6a7a; }
.contact-form textarea { min-height: 100px; resize: vertical; }
.contact-form button {
    padding: 14px; background: linear-gradient(135deg, #00d4ff, #0088cc);
    color: #0a0e1a; font-family: 'Orbitron', sans-serif; font-weight: 700;
    border: none; border-radius: 8px; font-size: 0.85rem; cursor: pointer;
    letter-spacing: 1px; transition: all 0.3s;
}
.contact-form button:hover { box-shadow: 0 0 30px rgba(0,212,255,0.4); }

/* WHATSAPP FLOAT */
.whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; z-index: 999;
    width: 56px; height: 56px; background: #25d366; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.6rem; text-decoration: none;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: all 0.3s; animation: pulse-whats 2s ease-in-out infinite;
}
@keyframes pulse-whats { 0%,100%{box-shadow:0 4px 20px rgba(37,211,102,0.4)} 50%{box-shadow:0 4px 35px rgba(37,211,102,0.7)} }
.whatsapp-float:hover { transform: scale(1.1); }

/* FOOTER */
footer { background: #060a14; text-align: center; padding: 30px 20px; border-top: 1px solid rgba(0,212,255,0.05); }
footer p { color: #5a6a7a; font-size: 0.82rem; }
footer span { color: #00d4ff; }

/* RESPONSIVE */
@media (max-width: 768px) {
    #nav { padding: 14px 20px; }
    #nav.scrolled { padding: 10px 20px; }
    .nav-links {
        position: fixed; top: 0; right: -100%; width: 75%; height: 100vh;
        background: rgba(10,14,26,0.98); backdrop-filter: blur(20px);
        flex-direction: column; justify-content: center; gap: 32px;
        transition: right 0.4s; border-left: 1px solid rgba(0,212,255,0.1);
    }
    .nav-links.open { right: 0; }
    .hamburger { display: block; }
    .hero h1 { font-size: 1.6rem; }
    .hero-logo { max-width: 140px; }
    section { padding: 60px 16px; }
    .contact-grid { grid-template-columns: 1fr; gap: 30px; }
    .services-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .diffs-grid { grid-template-columns: 1fr; }
    .whatsapp-float { width: 48px; height: 48px; font-size: 1.3rem; bottom: 16px; right: 16px; }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .product-card { padding: 20px 14px; }
    .hero h1 { font-size: 1.3rem; }
    .hero-cta { padding: 14px 28px; font-size: 0.8rem; }
}