/* 
 * WM Consultoria - Enterprise SaaS Design System
 * Focus: Deep aesthetic, subtle glow, refined borders.
 */

 :root {
    /* Cores Premium: Fundo quase preto com tom azulado abissal */
    --color-bg-base: #06090e; 
    --color-bg-surface: #0a0e14;
    --color-bg-card: rgba(16, 22, 30, 0.6);
    
    /* Cores de Ação Elegantes */
    --color-primary: #2563EB;
    --color-primary-hover: #3B82F6;
    --color-azure: #0ea5e9;
    --color-success: #10b981;
    
    /* Textos (Alto contraste e tons sutis) */
    --color-text-main: #f8fafc;
    --color-text-muted: #94a3b8;
    
    /* Grid, Bordas e Sombras High-End */
    --color-border-subtle: rgba(255, 255, 255, 0.04);
    --color-border-prominent: rgba(255, 255, 255, 0.1);
    --shadow-premium: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Espaçamento Escalável */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 64px;
    --spacing-xxl: 120px;
}

/* ================== Core Reset ================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { 
    background-color: var(--color-bg-base); 
    color: var(--color-text-main); 
    font-family: var(--font-sans);
    line-height: 1.6; 
    -webkit-font-smoothing: antialiased; 
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg-base); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }
::selection { background: var(--color-primary); color: #fff; }

/* Background Texture (Malha Corporativa Invisível) */
.bg-grid {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1; pointer-events: none;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
}

/* Tipografia Avançada */
h1, h2, h3, h4 { color: #FFF; line-height: 1.15; }
.hero-title { font-size: clamp(3rem, 5vw, 4.5rem); font-weight: 700; }
.title-lg { font-size: clamp(2.5rem, 4vw, 3.5rem); }
.title-md { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.title-sm { font-size: 1.25rem; }
.text-lg { font-size: 1.125rem; }
.text-md { font-size: 1rem; }
.text-sm { font-size: 0.9rem; }
.text-xs { font-size: 0.8rem; }
.text-muted { color: var(--color-text-muted); }
.text-white { color: #FFF; }
.text-primary { color: var(--color-primary); }
.text-azure { color: var(--color-azure); }
.text-success { color: var(--color-success); }
.tracking-tight { letter-spacing: -0.03em; }
.tracking-wide { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.leading-relaxed { line-height: 1.7; }
.leading-none { line-height: 1; }
.font-light { font-weight: 300; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.uppercase { text-transform: uppercase; }
.hover-text-white:hover { color: #FFF; }
.transition { transition: all 0.3s ease; }

/* Grid System */
.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 var(--spacing-sm); }
.grid-2-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xxl); }
.grid-3-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
.grid-1-col { display: grid; grid-template-columns: 1fr; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xxl { gap: var(--spacing-xxl); }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.relative { position: relative; }
.absolute { position: absolute; }
.z-10 { z-index: 10; }
.overflow-hidden { overflow: hidden; }
.block { display: block; }
.inline-block { display: inline-block; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Spacing Helpers */
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-xxl { margin-top: 80px; }
.my-xl { margin-top: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.my-xxl { margin-top: 80px; margin-bottom: 80px; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.pt-xs { padding-top: var(--spacing-xs); }
.pt-sm { padding-top: var(--spacing-sm); }
.pb-sm { padding-bottom: var(--spacing-sm); }
.py-lg { padding: var(--spacing-lg) 0; }
.pt-lg { padding-top: var(--spacing-lg); }
.pl-md { padding-left: var(--spacing-md); }
.pl-lg { padding-left: var(--spacing-lg); }
.pr-lg { padding-right: var(--spacing-lg); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }
.p-xxl { padding: 80px; }
.px-sm { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.pb-xxl { padding-bottom: var(--spacing-xxl); }

/* Max Widths */
.max-w-xs { max-width: 320px; }
.max-w-sm { max-width: 500px; }
.max-w-md { max-width: 700px; }
.max-w-lg { max-width: 900px; }

/* Alinhamento de Texto e Core Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.opacity-60 { opacity: 0.6; }
a { text-decoration: none; color: inherit; }
.clean-list { list-style: none; }

/* Gradiente Text */
.text-gradient {
    background: linear-gradient(135deg, #fff 30%, #a0aec0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ================== Base & Borders ================== */
.bg-surface { background-color: var(--color-bg-surface); }
.bg-darker { background-color: rgba(0, 0, 0, 0.4); }
.border-t { border-top: 1px solid var(--color-border-subtle); }
.border-subtle { border: 1px solid var(--color-border-subtle); }
.border-y-subtle { border-top: 1px solid var(--color-border-subtle); border-bottom: 1px solid var(--color-border-subtle); }
.border-b-subtle { border-bottom: 1px solid var(--color-border-subtle); }
.border-b-gradient { border-bottom: 1px solid; border-image-source: linear-gradient(90deg, transparent, rgba(255,255,255,0.05) 50%, transparent); border-image-slice: 1; }
.rounded { border-radius: 8px; }

/* ================== Badges Premium ================== */
.badge { display: inline-flex; align-items: center; padding: 4px 12px; font-size: 0.75rem; text-transform: uppercase; font-weight: 600; border-radius: 100px; letter-spacing: 0.05em; backdrop-filter: blur(8px); }
.badge-glass { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255,255,255,0.1); color: #fff; }
.badge-azure-solid { background: rgba(14, 165, 233, 0.15); border: 1px solid rgba(14, 165, 233, 0.3); color: var(--color-azure); }
.badge-success-solid { background: rgba(16, 185, 129, 0.15); border: 1px solid rgba(16, 185, 129, 0.3); color: var(--color-success); }
.pulse-dot { width: 6px; height: 6px; background: var(--color-primary); border-radius: 50%; margin-right: 8px; box-shadow: 0 0 8px var(--color-primary); animation: pulse 2s infinite; }
@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.4; } 100% { opacity: 1; } }

/* ================== Componentes SaaS e Cards ================== */
/* Cards Premium Gerais */
.premium-card { background: var(--color-bg-card); border: 1px solid var(--color-border-subtle); border-radius: 12px; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); backdrop-filter: blur(12px); box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.hover-glow:hover { transform: translateY(-4px); border-color: rgba(255, 255, 255, 0.1); box-shadow: 0 10px 30px -10px rgba(37, 99, 235, 0.1); }
.icon-box-premium { display: inline-flex; width: 48px; height: 48px; align-items: center; justify-content: center; background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.05); border-radius: 10px; }

/* Botões */
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 6px; font-weight: 500; cursor: pointer; border: 1px solid transparent; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); letter-spacing: 0.01em;}
.btn-sm { padding: 8px 16px; font-size: 0.875rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-primary { background: var(--color-primary); color: #FFF; box-shadow: 0 2px 10px rgba(37, 99, 235, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1); }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4); }
.btn-outline-premium { background: rgba(255, 255, 255, 0.02); color: #FFF; border: 1px solid rgba(255, 255, 255, 0.1); backdrop-filter: blur(4px); }
.btn-outline-premium:hover { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.2); }
.btn-link-action { color: var(--color-primary); font-weight: 600; display: inline-flex; align-items: center; transition: color 0.2s; }
.btn-link-action:hover { color: #fff; }
.w-full { width: 100%; }

/* Shine Effect Button */
.shine-effect { position: relative; overflow: hidden; }
.shine-effect::after { content: ''; position: absolute; top: -50%; left: -60%; width: 20%; height: 200%; opacity: 0; transform: rotate(30deg); background: rgba(255, 255, 255, 0.13); background: linear-gradient( to right, rgba(255, 255, 255, 0.13) 0%, rgba(255, 255, 255, 0.13) 77%, rgba(255, 255, 255, 0.5) 92%, rgba(255, 255, 255, 0.0) 100% ); transition: all 0.5s ease; }
.shine-effect:hover::after { opacity: 1; left: 130%; transition: all 0.7s cubic-bezier(0.19, 1, 0.22, 1); }

/* Form Fields */
.form-input.premium-input { background: rgba(0, 0, 0, 0.3); border: 1px solid var(--color-border-subtle); color: #fff; padding: 14px 16px; border-radius: 8px; font-size: 0.95rem; font-family: var(--font-sans); transition: all 0.3s; box-shadow: inset 0 2px 4px rgba(0,0,0,0.1); }
.form-input.premium-input:focus { outline: none; border-color: var(--color-primary); background: rgba(37, 99, 235, 0.05); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); }
.select-wrapper .chevron { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); pointer-events: none; color: var(--color-text-muted); }
.appearance-none { -webkit-appearance: none; appearance: none; }

/* Lists e Steps */
.premium-list { list-style: none; display: flex; flex-direction: column; gap: 24px; }
.premium-list li { display: flex; align-items: flex-start; gap: 16px; }
.list-icon { width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary); margin-top: 8px; flex-shrink: 0; box-shadow: 0 0 8px var(--color-primary); }

.workflow-steps { display: flex; flex-direction: column; gap: 32px; border-left: 1px solid var(--color-border-subtle); padding-left: 24px; margin-left: 12px; }
.flow-step { position: relative; }
.step-num { position: absolute; left: -41px; top: -2px; width: 34px; height: 34px; background: var(--color-bg-base); border: 1px solid var(--color-border-prominent); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.875rem; font-weight: 600; color: #fff; box-shadow: 0 4px 10px rgba(0,0,0,0.3); z-index: 1;}

.value-prop-box { background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(16, 185, 129, 0.0) 100%); border-left: 2px solid var(--color-success); }


/* Tech & UI Specifics (Terminal, Tabs, Dots) */
.dot { display: inline-block; width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.5; margin: 0 4px; vertical-align: middle; }
.dot.red { background: #ef4444; opacity: 1; width: 8px; height: 8px; margin: 0; }
.dot.yellow { background: #f59e0b; opacity: 1; width: 8px; height: 8px; margin: 0; }
.dot.green { background: #10b981; opacity: 1; width: 8px; height: 8px; margin: 0; }

.feature-tabs-list .feature-tab { background: transparent; cursor: pointer; border: 1px solid transparent; }
.feature-tabs-list .feature-tab.active, .feature-tabs-list .feature-tab:hover { background: rgba(14, 165, 233, 0.05); border-color: rgba(14, 165, 233, 0.2); }

.terminal-box { background: rgba(0,0,0,0.4); backdrop-filter: blur(8px); }
.font-mono { font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace; }
.blink { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }


/* ================== Estrutura, Header & Hero ================== */
.b2b-section { padding: 90px 0; }
.hover-lift { transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.hover-lift-sm { transition: transform 0.2s; }
.hover-lift-sm:hover { transform: translateY(-1px); }
.hover-lift:hover { transform: translateY(-6px); }

/* Header Premium Sticky */
.header { position: fixed; top: 0; width: 100%; z-index: 100; padding: 20px 0; border-bottom: 1px solid transparent; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
.header-scrolled { background: rgba(6, 9, 14, 0.85); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--color-border-subtle); padding: 12px 0; }
.header-container { display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 38px; width: auto; max-width: 250px; display: block; transition: height 0.3s ease; }
.header-scrolled .logo img { height: 28px; }
.nav-list { display: flex; gap: 32px; }
.nav-link { font-size: 0.875rem; font-weight: 500; color: var(--color-text-muted); position: relative; transition: color 0.3s;}
.nav-link:hover { color: #FFF; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px; background: var(--color-primary); transition: width 0.3s ease; }
.nav-link:hover::after { width: 100%; }

/* Mobile Menu Toggle button */
.mobile-menu-toggle { display: none; background: transparent; border: none; cursor: pointer; padding: 4px; z-index: 200; position: relative; }
.hamburger { width: 24px; height: 18px; position: relative; display: flex; flex-direction: column; justify-content: space-between; }
.hamburger span { width: 100%; height: 2px; background-color: #FFF; border-radius: 2px; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); transform-origin: left center;}
.mobile-menu-toggle[aria-expanded="true"] .hamburger span:nth-child(1) { transform: rotate(45deg) translate(-2px, -2px); }
.mobile-menu-toggle[aria-expanded="true"] .hamburger span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle[aria-expanded="true"] .hamburger span:nth-child(3) { transform: rotate(-45deg) translate(-2px, 2px); }

/* Hero Efeitos Cinematográficos */
.hero-glow { position: absolute; top: 0; right: 10%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, rgba(6, 9, 14, 0) 70%); z-index: 0; pointer-events: none; }
.hero-container { position: relative; padding-top: 120px; }

/* Dividers Premium */
.section-divider { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05) 50%, transparent); }
.divider-line { width: 1px; height: 60px; background: linear-gradient(to bottom, rgba(37,99,235,0.5), transparent); }
.divider-line.success-line { background: linear-gradient(to bottom, rgba(16,185,129,0.5), transparent); }


/* ================== Tratamento de Mockups e Imagens ================== */
img { max-width: 100%; height: auto; display: block; }
.product-screenshot-clean { width: 100%; border-radius: 6px; box-shadow: var(--shadow-premium); border: 1px solid rgba(255,255,255,0.05); }

/* Containers de Screenshot Premium (Glass Frames, Mac Frames) */
.glass-frame { background: rgba(255, 255, 255, 0.015); border: 1px solid var(--color-border-subtle); border-radius: 10px; padding: 8px; backdrop-filter: blur(4px); box-shadow: var(--shadow-premium); }
.mac-frame { background: #1A1C23; border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; padding-top: 32px; position: relative; overflow: hidden; box-shadow: 0 30px 60px rgba(0,0,0,0.6); }
.mac-frame::before { content: ""; position: absolute; top: 12px; left: 16px; width: 8px; height: 8px; border-radius: 50%; background: #EF4444; box-shadow: 14px 0 0 #F59E0B, 28px 0 0 #10B981; }
.mac-frame.dark { background: #0A0A0B; border: 1px solid #1f2937;}

.product-showcase-premium { position: relative; border-radius: 12px; background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.06); padding: 12px; backdrop-filter: blur(10px); box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.02) inset; }
.window-controls { display: flex; gap: 6px; margin-bottom: 12px; padding-left: 4px; }
.window-controls i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.1); }
.screenshot-reflection { position: absolute; bottom: -80px; left: 0; width: 100%; height: 80px; background: inherit; transform: scaleY(-1); opacity: 0.1; mask-image: linear-gradient(to top, transparent, black); -webkit-mask-image: linear-gradient(to top, transparent, black); filter: blur(4px); }

/* Glows Sutis de Fundo de Produto */
.glow-backdrop { position: absolute; width: 80%; height: 80%; filter: blur(100px); opacity: 0.15; border-radius: 50%; z-index: -1; top: 50%; left: 50%; transform: translate(-50%, -50%); pointer-events: none;}
.glow-backdrop.azure { background: var(--color-azure); animation: pulseGlow 10s infinite alternate; }
.glow-backdrop.green { background: var(--color-success); animation: pulseGlow 8s infinite alternate-reverse; }
.glow-backdrop.primary { background: var(--color-primary); }
@keyframes pulseGlow { 0% { opacity: 0.1; transform: translate(-50%, -50%) scale(1); } 100% { opacity: 0.18; transform: translate(-50%, -50%) scale(1.05); } }

/* Floating Element (Badges on screenshots) */
.floating-badge { position: absolute; z-index: 20; background: rgba(10, 14, 20, 0.85); backdrop-filter: blur(10px); border: 1px solid var(--color-border-subtle); padding: 6px 14px; border-radius: 100px; font-size: 0.75rem; font-weight: 500; font-family: var(--font-sans); box-shadow: 0 10px 25px rgba(0,0,0,0.5); }
.floating-badge.top-right { top: -15px; right: -15px; }
.floating-badge.bottom-left { bottom: 20px; left: -20px; }
.success-shade { border-color: rgba(16, 185, 129, 0.3); }

/* Efeito Parallax Direcional (Sutil) */
.visual-perspective { perspective: 1200px; transform-style: preserve-3d; }
.visual-perspective .product-showcase-premium { transform: rotateY(-8deg) rotateX(4deg) translateZ(0); transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); will-change: transform; }
.visual-perspective:hover .product-showcase-premium { transform: rotateY(-2deg) rotateX(2deg) translateZ(20px); }

/* ================== Institucional (Sobre nós Premium) ================== */
.founder-frame { position: relative; display: inline-block; border-radius: 12px; padding: 8px; background: rgba(255,255,255,0.02); border: 1px solid var(--color-border-subtle); }
.founder-img { width: 100%; max-width: 420px; height: auto; border-radius: 8px; filter: grayscale(80%) contrast(1.1) brightness(0.9); transition: filter 0.5s; display: block; }
.founder-frame:hover .founder-img { filter: grayscale(20%) contrast(1.05) brightness(1); }
.expertise-badge { bottom: 30px; right: -30px; border-color: rgba(255,255,255,0.1); width: 120px; box-shadow: 0 20px 40px rgba(0,0,0,0.4); }

/* ================== FAQ Enterprise ================== */
details.faq-item { background: transparent; border: none; border-bottom: 1px solid var(--color-border-subtle); border-radius: 0; margin-bottom: 0; padding: 24px 0; transition: background 0.3s; }
summary { font-size: 1.125rem; font-weight: 400; cursor: pointer; display: flex; align-items: center; list-style: none; color: #fff; }
summary::-webkit-details-marker { display: none; }
.faq-icon::before { content: "+"; color: var(--color-text-muted); font-size: 1.5rem; font-weight: 300; transition: transform 0.3s; }
details[open] .faq-icon::before { content: "−"; transform: rotate(180deg); color: #fff; }
.faq-a { padding-top: 16px; padding-right: 40px; animation: slideDown 0.3s ease-out; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ================== CTA Block (Textured) ================== */
.border-gradient { border-radius: 20px; border: 1px solid; border-image-source: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.02) 100%); border-image-slice: 1; }
.noise-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0.04; z-index: 1; pointer-events: none; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E"); }
.shadow-glow { box-shadow: 0 0 30px rgba(37, 99, 235, 0.3); }

/* ================== Animações ================== */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); will-change: opacity, transform; }
.fade-up.animate-in { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }

/* ================== Mobile Responsivo ================== */
@media (max-width: 900px) {
    .grid-3-col, .grid-2-col { grid-template-columns: 1fr; gap: var(--spacing-lg); }
    .b2b-section { padding: 80px 0; }
    .row-reverse { display: flex; flex-direction: column-reverse; }
    
    .hero-container { padding-top: 100px; text-align: center; }
    .hero-ctas { flex-direction: column; align-items: stretch; }
    .hero-ctas .btn { width: 100%; }
    .visual-perspective .product-showcase-premium { transform: none; }
    .visual-perspective:hover .product-showcase-premium { transform: none; }
    
    .image-right, .image-left { margin-top: var(--spacing-md); }
    .pl-md, .pl-lg, .pr-lg { padding-left: 0; padding-right: 0; }
    
    .hidden-mobile { display: none !important; }
    .text-mobile-left { text-align: left; }
    
    .mobile-menu-toggle { display: block; }
    
    /* Mobile Navigation Drawer */
    .main-nav { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: rgba(6, 9, 14, 0.98); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); z-index: 150; display: flex; flex-direction: column; justify-content: center; align-items: center; opacity: 0; pointer-events: none; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); transform: translateY(-10px); }
    .main-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
    .nav-list { display: flex; flex-direction: column; align-items: center; gap: 40px; width: 100%; }
    .nav-link { font-size: 1.5rem; color: #FFF; font-weight: 600; }
    
    .expertise-badge { right: 10px; bottom: 10px; }
    .workflow-steps { margin-left: 0; padding-left: 16px; }
    
    .hero-title { font-size: clamp(2.5rem, 8vw, 3rem); }
}