/* ============================================
   Nortec - Estilos Principais
   ============================================ */

/* Reset e Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: #1a1a25;
    --bg-card-hover: #222233;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --accent: #f5a623;
    --accent-hover: #ffb938;
    --accent-dim: rgba(245, 166, 35, 0.1);
    --gradient: linear-gradient(135deg, #f5a623, #ff7b00);
    --gradient-bg: linear-gradient(135deg, rgba(245, 166, 35, 0.05), rgba(255, 123, 0, 0.05));
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.4);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

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

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

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

/* Text Gradient */
.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.95);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-desktop {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-desktop a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

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

.nav-desktop a:hover::after {
    width: 100%;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--accent);
    color: #0a0a0f;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 50px;
    transition: var(--transition);
}

.btn-whatsapp:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(245, 166, 35, 0.3);
}

.whatsapp-icon {
    width: 18px;
    height: 18px;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-mobile {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 999;
}

.nav-mobile.active {
    display: flex;
    transform: translateY(0);
    opacity: 1;
}

.nav-mobile a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
}

.nav-mobile a:hover {
    color: var(--accent);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(245, 166, 35, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(255, 123, 0, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(245, 166, 35, 0.04) 0%, transparent 50%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--accent-dim);
    border: 1px solid rgba(245, 166, 35, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: var(--accent);
    color: #0a0a0f;
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(245, 166, 35, 0.3);
}

.btn-primary .whatsapp-icon {
    width: 20px;
    height: 20px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    border: 1px solid var(--border-hover);
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

.arrow {
    transition: var(--transition);
}

.btn-secondary:hover .arrow {
    transform: translateX(4px);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-plus, .stat-percent {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent);
    border-radius: 3px;
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(12px); }
}

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

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 12px;
    padding: 6px 16px;
    background: var(--accent-dim);
    border-radius: 50px;
    border: 1px solid rgba(245, 166, 35, 0.15);
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-title.text-left {
    text-align: left;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 48px;
    line-height: 1.7;
}

/* ============================================
   Diferenciais
   ============================================ */
.diferenciais {
    background: var(--bg-secondary);
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.diferencial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.diferencial-card:hover {
    border-color: rgba(245, 166, 35, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    background: var(--bg-card-hover);
}

.diferencial-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 12px;
    margin-bottom: 20px;
    color: var(--accent);
}

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

.diferencial-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

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

/* ============================================
   Produtos / Soluções
   ============================================ */
.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.servico-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.servico-card:hover {
    border-color: rgba(245, 166, 35, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.servico-img {
    height: 180px;
    background: var(--gradient-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border);
}

.servico-icon-wrap {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 16px;
    color: var(--accent);
}

.servico-icon-wrap svg {
    width: 32px;
    height: 32px;
}

.servico-content {
    padding: 28px;
}

.servico-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.servico-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.btn-servico {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    transition: var(--transition);
}

.btn-servico:hover {
    gap: 10px;
}

.btn-servico span {
    transition: var(--transition);
}

.btn-servico:hover span {
    transform: translateX(4px);
}

.cta-center {
    text-align: center;
    padding-top: 16px;
}

/* ============================================
   CTA Banner
   ============================================ */
.cta-banner {
    padding: 80px 0;
    background: var(--gradient-bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cta-banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.cta-banner-text {
    flex: 1;
    min-width: 300px;
}

.cta-banner-text h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    margin-bottom: 12px;
    line-height: 1.2;
}

.cta-banner-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Sobre
   ============================================ */
.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.sobre-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 28px 0;
}

.sobre-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.sobre-feature svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
}

.sobre-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.sobre-image-placeholder {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sobre-image-placeholder svg {
    width: 100%;
    max-width: 300px;
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    background: var(--bg-primary);
}

.faq-list {
    max-width: 760px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border-hover);
}

.faq-item.active {
    border-color: rgba(245, 166, 35, 0.3);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: var(--bg-card);
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
    font-family: var(--font);
}

.faq-question:hover {
    background: var(--bg-card-hover);
}

.faq-arrow {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--accent);
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Contato
   ============================================ */
.contato {
    background: var(--bg-secondary);
}

.contato-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contato-details {
    margin: 32px 0;
}

.contato-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contato-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 10px;
    color: var(--accent);
    flex-shrink: 0;
}

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

.contato-item strong {
    display: block;
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 4px;
}

.contato-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.contato-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    min-height: 450px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 64px 0 32px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 16px;
    line-height: 1.6;
    max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-links a,
.footer-contact a {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--accent);
}

.footer-contact p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 12px;
    line-height: 1.5;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 16px;
}

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

.footer-legal {
    display: flex;
    gap: 24px;
}

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

.footer-legal a:hover {
    color: var(--accent);
}

/* ============================================
   WhatsApp Float Button
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    animation: floatPulse 3s infinite;
}

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

.whatsapp-icon-float {
    width: 32px;
    height: 32px;
    fill: white;
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

@keyframes floatPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .sobre-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .sobre-image {
        order: -1;
    }
    
    .contato-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-desktop {
        display: none;
    }
    
    .btn-header {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 100px 24px 60px;
        min-height: auto;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .btn-primary, .btn-secondary {
        justify-content: center;
    }
    
    .section {
        padding: 72px 0;
    }
    
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .diferenciais-grid {
        grid-template-columns: 1fr;
    }
    
    .sobre-features {
        grid-template-columns: 1fr;
    }
    
    .cta-banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .contato-map {
        min-height: 280px;
    }
    
    .hero-scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
    
    .logo-img {
        height: 34px;
    }
}