/* ==========================================================================
   1. RESET CORE & DESIGN SYSTEM DEFINITIONS
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Paleta Cromática Baseada nos Requisitos e Identidade da Logo Anexada */
    --color-bg-deep: #0D1B2A;       /* Azul Escuro Profundo Macio */
    --color-bg-surface: #1B263B;    /* Azul de Superfície para Componentes */
    --color-accent-dim: #415A77;    /* Azul de Transição / Detalhes Visuais */
    --color-text-muted: #778DA9;    /* Azul Acinzentado Metálico para Descrições */
    --color-text-bright: #E0E1DD;   /* Off-White Refinado para Alta Legibilidade */
    
    /* Cores de Alto Contraste */
    --color-white: #FFFFFF;
    --color-pure-black: #060D14;
    
    /* Variáveis Específicas do Logotipo Fornecido */
    --color-logo-blue: #2B7FFF;     /* Azul Elétrico Presente na Logo K */
    
    /* Glassmorphism Framework */
    --glass-border: rgba(224, 225, 221, 0.08);
    --glass-background: rgba(27, 38, 59, 0.45);
    
    /* Configurações Globais de Tipografia e Transições */
    --font-sans: 'Inter', sans-serif;
    --transition-premium: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Scrollbar Personalizada com Estética Minimalista Apple/Linear */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-deep);
}
::-webkit-scrollbar-thumb {
    background: var(--color-accent-dim);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

html {
    scroll-behavior: smooth;
    background-color: var(--color-bg-deep);
    color: var(--color-text-bright);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* ==========================================================================
   2. REUSABLE UTILITIES & VISUAL COMPOSITIONS
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-white);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

/* Gradiente de Alta Fidelidade com Base no Isotipo Anexado */
.text-gradient-accent {
    background: linear-gradient(135deg, var(--color-white) 30%, var(--color-logo-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Badges de Autoridade Visual */
.badge-premium-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(43, 127, 255, 0.06);
    border: 1px solid rgba(43, 127, 255, 0.2);
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
}

.section-tag-indicator {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
}

/* Estrutura de Títulos Centralizados */
.section-center-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px auto;
}

.section-center-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-support-text {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* ==========================================================================
   3. BOTÕES PREMIUM FRAMEWORK
   ========================================================================== */
.btn-premium, .btn-flat {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    position: relative;
    white-space: nowrap;
    transition: var(--transition-premium);
}

.btn-premium {
    background: var(--color-white);
    color: var(--color-bg-deep);
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(43, 127, 255, 0.25);
    background: var(--color-text-bright);
}

.btn-flat {
    background: rgba(255, 255, 255, 0.02);
    color: var(--color-white);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.btn-flat:hover {
    border-color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.size-sm { padding: 10px 18px; font-size: 0.85rem; }
.size-lg { padding: 18px 36px; font-size: 1.05rem; font-weight: 600; }

/* ==========================================================================
   4. EFEITOS CINEMATOGRÁFICOS DE ILUMINAÇÃO DE FUNDO (AMBIENT GLOW)
   ========================================================================== */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(160px);
    -webkit-filter: blur(160px);
    opacity: 0.12;
    z-index: -1;
    pointer-events: none;
}

.orb-primary { top: -10%; right: -5%; width: 600px; height: 600px; background: var(--color-logo-blue); }
.orb-secondary { top: 35%; left: -10%; width: 500px; height: 500px; background: var(--color-accent-dim); }
.orb-tertiary { bottom: 15%; right: -5%; width: 550px; height: 550px; background: var(--color-bg-surface); }

/* ==========================================================================
   5. HEADER & SISTEMA DE NAVEGAÇÃO FIXA
   ========================================================================== */
.korvian-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(13, 27, 42, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-premium);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    padding-bottom: 20px;
}

.korvian-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 100%; /* Garante ancoragem correta */
}

.logo-src {
    height: 50px; /* 🚀 Aumentado para compensar o espaço transparente da imagem */
    width: auto;
    object-fit: contain;
    transform: scale(1.25); /* 🌟 MULTIPLICADOR: Aumenta o tamanho real da logo */
    transform-origin: left center; /* Mantém a logo alinhada perfeitamente à esquerda */
    transition: var(--transition-premium);
}

.nav-links-wrapper {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-anchor {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
}

.nav-anchor:hover, .nav-anchor.active {
    color: var(--color-white);
}

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

.mobile-menu-trigger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-menu-trigger .bar-line {
    width: 100%;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition-premium);
}

/* ==========================================================================
   6. HERO SECTION VISUAL DESIGN
   ========================================================================== */
.hero-section {
    padding: 148px 0 88px 0;
    text-align: center;
    position: relative;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 650px;
    margin: 0 auto 40px auto;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 56px;
}

/* Mockup de Interface Tecnológica Avançada (Stripe/Linear Inspired) */
.hero-showcase-container {
    max-width: 1040px;
    margin: 0 auto;
    background: var(--glass-background);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 40px 90px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.showcase-chrome-header {
    background: var(--color-pure-black);
    padding: 14px 20px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 20px;
}

.chrome-controls { display: flex; gap: 6px; }
.chrome-controls span { width: 8px; height: 8px; border-radius: 50%; background: rgba(224, 225, 221, 0.2); }
.chrome-address-bar {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    padding: 4px 16px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: monospace;
    flex-grow: 1;
    max-width: 440px;
    text-align: left;
}

.showcase-viewport { padding: 24px; min-height: 380px; background: rgba(13, 27, 42, 0.3); }
.mockup-dashboard-layout { display: grid; grid-template-columns: 180px 1fr; gap: 24px; text-align: left; }
.mockup-sidebar { display: flex; flex-direction: column; gap: 14px; border-right: 1px solid var(--glass-border); padding-right: 20px; }
.mockup-logo-placeholder { height: 20px; width: 60%; background: rgba(255,255,255,0.05); border-radius: 4px; margin-bottom: 10px; }
.mockup-nav-item { height: 12px; background: rgba(255, 255, 255, 0.02); border-radius: 4px; }
.mockup-nav-item.active-mock { background: rgba(43, 127, 255, 0.15); width: 80%; }
.mockup-body { display: flex; flex-direction: column; gap: 20px; }
.mockup-header-strip { height: 20px; background: rgba(255, 255, 255, 0.02); border-radius: 4px; width: 30%; }
.mockup-grid-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.metric-card-mock { height: 80px; background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255,255,255,0.01); border-radius: 8px; }
.mockup-graph-large { height: 160px; background: linear-gradient(180deg, rgba(43, 127, 255, 0.04) 0%, transparent 100%); border: 1px solid var(--glass-border); border-radius: 8px; }

/* Framework de Entrada de Animação */
.animated-element { opacity: 0; transform: translateY(20px); animation: runSlideUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.hero-title.animated-element { animation-delay: 0.15s; }
.hero-subtitle.animated-element { animation-delay: 0.3s; }
.hero-cta-group.animated-element { animation-delay: 0.45s; }
.hero-showcase-container.animated-element { animation-delay: 0.6s; }
@keyframes runSlideUp { to { opacity: 1; transform: translateY(0); } }

/* ==========================================================================
   7. SEÇÃO SOBRE A KORVIAN
   ========================================================================== */
.about-section {
    padding: 140px 0;
    border-top: 1px solid var(--glass-border);
}

.dual-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.about-meta-text h2 {
    font-size: 2.8rem;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.lead-text-highlight {
    font-size: 1.25rem;
    color: var(--color-text-bright);
    line-height: 1.5;
}

.about-body-text p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.grid-metrics-display {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.metric-item-box { display: flex; flex-direction: column; }
.metric-num { font-size: 3rem; font-weight: 800; color: var(--color-white); }
.metric-label { color: var(--color-text-muted); font-size: 0.9rem; }

/* ==========================================================================
   8. CARD DESIGN SYSTEM (SERVIÇOS)
   ========================================================================== */
.services-section {
    padding: 140px 0;
    background: var(--color-pure-black);
    border-top: 1px solid var(--glass-border);
}

.services-quad-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card-premium {
    background: var(--color-bg-surface);
    border: 1px solid var(--glass-border);
    padding: 48px;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-premium);
}

.service-card-premium:hover {
    transform: translateY(-4px);
    border-color: rgba(43, 127, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.card-radial-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% -20%, rgba(43, 127, 255, 0.1), transparent 50%);
    pointer-events: none;
}

.service-icon-wrapper {
    width: 52px;
    height: 52px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--color-white);
    margin-bottom: 24px;
}

.service-card-premium h3 { font-size: 1.5rem; margin-bottom: 14px; }
.service-card-premium p { color: var(--color-text-muted); font-size: 1rem; margin-bottom: 24px; }

.card-feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.card-feature-list li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--color-text-bright); }
.card-feature-list li i { font-size: 0.8rem; color: var(--color-accent-dim); }

/* ==========================================================================
   9. TIMELINE METODOLÓGICA (PROCESSO)
   ========================================================================== */
.process-section {
    padding: 140px 0;
    border-top: 1px solid var(--glass-border);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-spine {
    position: absolute;
    left: 36px;
    top: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, var(--glass-border), var(--color-accent-dim) 50%, var(--glass-border));
}

.timeline-block-node {
    display: flex;
    gap: 40px;
    margin-bottom: 56px;
    position: relative;
}

.timeline-block-node:last-child { margin-bottom: 0; }

.node-numeric-badge {
    width: 72px;
    height: 72px;
    background: var(--color-bg-deep);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-white);
    z-index: 2;
    flex-shrink: 0;
    transition: var(--transition-premium);
}

.timeline-block-node:hover .node-numeric-badge {
    border-color: var(--color-white);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.node-data-content { padding-top: 16px; }
.node-data-content h3 { font-size: 1.4rem; margin-bottom: 8px; }
.node-data-content p { color: var(--color-text-muted); font-size: 1rem; max-width: 600px; }

/* ==========================================================================
   10. INTERFACES DE PORTFÓLIO (SHOWCASE)
   ========================================================================== */
.portfolio-section {
    padding: 140px 0;
    border-top: 1px solid var(--glass-border);
    background: rgba(6, 13, 20, 0.4);
}

.portfolio-split-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 64px;
}

.portfolio-card-item { cursor: pointer; }

.portfolio-viewport-frame {
    height: 400px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 40px 40px 0 40px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    position: relative;
    transition: var(--transition-premium);
}

/* Previsões Cromáticas dos Mockups */
.gradient-project-alpha { background: linear-gradient(135deg, #0F2027 0%, #203A43 50%, #2C5364 100%); }
.gradient-project-beta { background: linear-gradient(135deg, #141E30 0%, #243B55 100%); }

/* Janela Mockup Desktop */
.window-chrome {
    background: var(--color-bg-deep);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.window-bullets { padding: 12px; display: flex; gap: 5px; border-bottom: 1px solid rgba(255,255,255,0.02); }
.window-bullets span { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.1); }
.window-view-body { flex-grow: 1; display: flex; align-items: center; justify-content: center; }

/* Janela Mockup Mobile */
.phone-chrome {
    background: var(--color-bg-deep);
    border: 4px solid var(--color-bg-surface);
    border-bottom: none;
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
    width: 75%;
    margin: 0 auto;
    height: 100%;
    position: relative;
}
.phone-speaker-notch {
    width: 45%;
    height: 14px;
    background: var(--color-bg-surface);
    margin: 0 auto;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}
.phone-view-body { display: flex; align-items: center; justify-content: center; height: calc(100% - 14px); }

.brand-text-mock {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: rgba(224, 225, 221, 0.2);
    transition: var(--transition-premium);
}

.portfolio-card-item:hover .brand-text-mock { color: var(--color-white); }
.portfolio-card-item:hover .portfolio-viewport-frame { transform: translateY(-4px); border-color: rgba(43, 127, 255, 0.3); }

.portfolio-card-meta { margin-top: 24px; }
.project-category-tag { font-size: 0.8rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.portfolio-card-meta h3 { font-size: 1.35rem; margin-top: 6px; }

/* ==========================================================================
   11. SEÇÃO DIFERENCIAIS
   ========================================================================== */
.differentials-section {
    padding: 140px 0;
    border-top: 1px solid var(--glass-border);
}

.differentials-grid-four {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.differential-card-box {
    background: rgba(27, 38, 59, 0.2);
    border: 1px solid var(--glass-border);
    padding: 32px;
    border-radius: 8px;
    transition: var(--transition-premium);
}

.differential-card-box:hover {
    background: rgba(27, 38, 59, 0.4);
    border-color: rgba(224, 225, 221, 0.15);
}

.differential-card-box i { font-size: 1.5rem; color: var(--color-white); margin-bottom: 20px; display: block; }
.differential-card-box h4 { font-size: 1.15rem; margin-bottom: 12px; }
.differential-card-box p { color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.5; }

/* ==========================================================================
   12. SEÇÃO CTA FINAL
   ========================================================================== */
.cta-final-section {
    padding: 100px 0 140px 0;
}

.cta-glass-card-wrapper {
    background: linear-gradient(135deg, var(--color-bg-surface) 0%, rgba(13, 27, 42, 0.95) 100%);
    border: 1px solid var(--glass-border);
    padding: 80px 40px;
    border-radius: 16px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

.cta-inner-card-content { max-width: 620px; margin: 0 auto; }
.cta-inner-card-content h2 { font-size: 3rem; margin-bottom: 20px; letter-spacing: -0.02em; }
.cta-inner-card-content p { color: var(--color-text-muted); font-size: 1.2rem; margin-bottom: 40px; }

/* ==========================================================================
   13. FOOTER ARQUITETURA
   ========================================================================== */
.korvian-footer {
    background: var(--color-pure-black);
    border-top: 1px solid var(--glass-border);
    padding: 80px 0 0 0;
}

.footer-grid-layout {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
}

.brand-mission-statement { color: var(--color-text-muted); margin-top: 20px; font-size: 0.95rem; max-width: 300px; }
.footer-social-channels { display: flex; gap: 14px; margin-top: 24px; }
.footer-social-channels a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: rgba(255,255,255,0.01);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition-premium);
}
.footer-social-channels a:hover { color: var(--color-white); border-color: var(--color-white); background: rgba(255,255,255,0.05); }

.footer-grid-layout h5 { font-size: 1rem; margin-bottom: 24px; color: var(--color-white); text-transform: uppercase; letter-spacing: 0.05em; }
.footer-grid-layout ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-grid-layout ul a { color: var(--color-text-muted); text-decoration: none; font-size: 0.9rem; }
.footer-grid-layout ul a:hover { color: var(--color-white); }

.domain-secure-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: monospace;
}

.footer-copyright-bar { border-top: 1px solid rgba(255,255,255,0.02); padding: 32px 0; }
.footer-copyright-inner { display: flex; justify-content: space-between; align-items: center; color: rgba(119, 141, 169, 0.35); font-size: 0.85rem; }

/* ==========================================================================
   14. PÁGINAS LEGAIS INTERNAS (CONFORMIDADE)
   ========================================================================== */
.internal-nav-style { position: absolute; background: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.legal-page-layout { padding: 40px 0 100px 0; min-height: 85vh; display: flex; align-items: center; }
.legal-box-wrapper { background: var(--color-bg-surface); border: 1px solid var(--glass-border); border-radius: 16px; padding: 64px; max-width: 860px; margin-top: 120px; box-shadow: 0 30px 60px rgba(0,0,0,0.3); }
.legal-box-wrapper h1 { font-size: 3rem; margin-bottom: 8px; }
.legal-date-stamp { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 48px; }
.legal-rich-text h3 { font-size: 1.4rem; margin-top: 32px; margin-bottom: 12px; }
.legal-rich-text p { color: var(--color-text-bright); font-size: 1.05rem; margin-bottom: 16px; line-height: 1.7; opacity: 0.95; }

/* ==========================================================================
   15. RESPONSIVIDADE AVANÇADA (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title { font-size: 3.5rem; }
    .dual-column-layout { grid-template-columns: 1fr; gap: 40px; }
    .services-quad-grid { grid-template-columns: 1fr; }
    .differentials-grid-four { grid-template-columns: repeat(2, 1fr); }
    .footer-grid-layout { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}

@media (max-width: 768px) {
    .mobile-menu-trigger { display: flex; }
    .korvian-header .header-actions .btn-premium { display: none; }
    
    /* Menu Lateral Mobile Deslizante */
    .korvian-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 80%;
        height: 100vh;
        background: var(--color-pure-black);
        border-left: 1px solid var(--glass-border);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 1000;
        transform: translateX(100%);
        transition: var(--transition-premium);
    }
    
    .korvian-nav.mobile-open { transform: translateX(0); }
    .nav-links-wrapper { flex-direction: column; gap: 40px; }
    .nav-anchor { font-size: 1.3rem; }
    
    /* Transformações do Menu Hamburguer para X */
    .mobile-menu-trigger.active-trigger .bar-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .mobile-menu-trigger.active-trigger .bar-line:nth-child(2) { opacity: 0; }
    .mobile-menu-trigger.active-trigger .bar-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .hero-section { padding: 128px 0 72px 0; }
    .hero-title { font-size: 2.6rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .hero-cta-group { flex-direction: column; width: 100%; max-width: 320px; margin-left: auto; margin-right: auto; }
    .btn-premium, .btn-flat { width: 100%; }
    
    .showcase-viewport { height: auto; }
    .mockup-dashboard-layout { grid-template-columns: 1fr; }
    .mockup-sidebar { display: none; }
    .mockup-grid-metrics { grid-template-columns: 1fr; }
    
    .process-timeline { padding-left: 16px; }
    .timeline-spine { left: 42px; }
    .node-numeric-badge { width: 52px; height: 52px; font-size: 0.9rem; }
    .timeline-block-node { gap: 20px; }
    
    .portfolio-split-grid { grid-template-columns: 1fr; }
    .portfolio-viewport-frame { height: 320px; }
    
    .cta-inner-card-content h2, .about-meta-text h2, .section-center-header h2, .legal-box-wrapper h1 { font-size: 2rem; }
    .legal-box-wrapper { padding: 32px; }
    .footer-copyright-inner { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 480px) {
    .differentials-grid-four { grid-template-columns: 1fr; }
    .grid-metrics-display { grid-template-columns: 1fr; gap: 20px; }
    .footer-grid-layout { grid-template-columns: 1fr; }
}
/* ==========================================================================
   16. BOTÃO FLUTUANTE DO WHATSAPP (PREMIUM STYLE)
   ========================================================================== */
.whatsapp-floating-btn {
    position: fixed;
    bottom: 32px; /* Distância do fundo da tela */
    right: 32px;  /* Distância do canto direito (exatamente onde marcou) */
    width: 60px;
    height: 60px;
    background-color: #25D366; /* Verde oficial do WhatsApp */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3), 
                0 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 9999; /* Garante que ele fique acima de qualquer elemento ou mockup */
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.whatsapp-icon-svg {
    width: 32px;
    height: 32px;
    fill: #FFFFFF; /* Ícone em branco puro */
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Efeito Hover Premium (Combina com a identidade visual do site) */
.whatsapp-floating-btn:hover {
    transform: translateY(-5px) scale(1.05);
    background-color: #20ba5a; /* Tom levemente mais escuro ao passar o mouse */
    box-shadow: 0 16px 32px rgba(37, 211, 102, 0.45), 
                0 6px 16px rgba(0, 0, 0, 0.5);
}

/* Responsividade: Ajuste sutil para telas menores (Celulares) */
@media (max-width: 768px) {
    .whatsapp-floating-btn {
        bottom: 24px;
        right: 24px;
        width: 52px;
        height: 52px;
    }
    .whatsapp-icon-svg {
        width: 26px;
        height: 26px;
    }
}

/* ==========================================================================
   17. PAGINA /APRESENTACAO - DIAGNOSTICO ESTRATEGICO
   ========================================================================== */
.presentation-page {
    background:
        linear-gradient(180deg, rgba(13, 27, 42, 0.96) 0%, rgba(6, 13, 20, 0.98) 44%, var(--color-bg-deep) 100%);
}

.presentation-page p {
    color: var(--color-text-muted);
}

.presentation-header .nav-links-wrapper {
    gap: 24px;
}

.presentation-hero-section {
    padding: 124px 0 88px;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.presentation-hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(115deg, rgba(43, 127, 255, 0.12), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(224, 225, 221, 0.08), transparent 26%);
    pointer-events: none;
}

.presentation-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.72fr);
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.presentation-hero-copy {
    max-width: 820px;
}

.presentation-hero-title {
    font-size: 4.75rem;
    line-height: 1.01;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.presentation-hero-subtitle {
    font-size: 1.34rem;
    line-height: 1.52;
    max-width: 720px;
    margin-bottom: 32px;
}

.presentation-cta-row {
    justify-content: flex-start;
    margin-bottom: 0;
}

.presentation-diagnostic-panel {
    background: rgba(27, 38, 59, 0.58);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 34px 80px rgba(0, 0, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.diagnostic-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    color: rgba(224, 225, 221, 0.52);
    font-family: monospace;
    font-size: 0.82rem;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--glass-border);
}

.diagnostic-status {
    color: var(--color-white);
    background: rgba(43, 127, 255, 0.12);
    border: 1px solid rgba(43, 127, 255, 0.24);
    border-radius: 999px;
    padding: 4px 10px;
}

.diagnostic-score-block {
    padding: 18px 0;
}

.diagnostic-score-block + .diagnostic-score-block {
    border-top: 1px solid rgba(224, 225, 221, 0.05);
}

.score-label {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.diagnostic-score-block strong {
    display: block;
    color: var(--color-white);
    font-size: 1.42rem;
    margin-bottom: 12px;
}

.score-track {
    height: 9px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.score-fill {
    display: block;
    height: 100%;
    border-radius: inherit;
}

.score-fill.strong {
    width: 88%;
    background: linear-gradient(90deg, var(--color-text-bright), var(--color-logo-blue));
}

.score-fill.weak {
    width: 42%;
    background: linear-gradient(90deg, var(--color-accent-dim), rgba(119, 141, 169, 0.45));
}

.diagnostic-insight-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    border-radius: 12px;
    background: rgba(6, 13, 20, 0.45);
    border: 1px solid var(--glass-border);
}

.diagnostic-insight-card i {
    color: var(--color-logo-blue);
    margin-top: 4px;
}

.diagnostic-insight-card p {
    margin: 0;
    color: var(--color-text-bright);
    font-size: 0.95rem;
}

.presentation-section {
    padding: 112px 0;
    border-bottom: 1px solid var(--glass-border);
}

.presentation-two-column {
    margin-bottom: 48px;
}

.presentation-two-column > *,
.presentation-copy-stack {
    min-width: 0;
}

.presentation-two-column h2,
.opportunity-band h2 {
    font-size: 2.9rem;
}

.presentation-page .section-center-header {
    margin-bottom: 54px;
}

.presentation-page .section-center-header h2 {
    font-size: 2.9rem;
}

.presentation-copy-stack {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.presentation-copy-stack p {
    margin: 0;
    font-size: 1.08rem;
}

.presentation-copy-stack .btn-flat {
    white-space: normal;
    text-align: center;
}

.problem-signal-grid,
.impact-grid,
.case-grid,
.services-benefit-grid {
    display: grid;
    gap: 24px;
}

.problem-signal-grid {
    grid-template-columns: repeat(3, 1fr);
}

.signal-card,
.impact-card,
.case-card {
    background: rgba(27, 38, 59, 0.36);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 34px;
    transition: var(--transition-premium);
}

.signal-card:hover,
.impact-card:hover,
.case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(43, 127, 255, 0.28);
    background: rgba(27, 38, 59, 0.5);
}

.signal-card span {
    display: inline-flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: 22px;
}

.signal-card h3,
.impact-card h3,
.case-card h3 {
    font-size: 1.36rem;
    margin-bottom: 12px;
}

.signal-card p,
.impact-card p,
.case-card p {
    margin: 0;
}

.impact-section {
    background: rgba(6, 13, 20, 0.52);
}

.impact-grid {
    grid-template-columns: repeat(5, 1fr);
}

.impact-card {
    min-height: 264px;
}

.impact-card i {
    display: inline-flex;
    width: 50px;
    height: 50px;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    color: var(--color-white);
    margin-bottom: 26px;
}

.impact-card p {
    font-size: 0.98rem;
    line-height: 1.58;
}

.featured-impact {
    background: linear-gradient(145deg, rgba(43, 127, 255, 0.14), rgba(27, 38, 59, 0.52));
    border-color: rgba(43, 127, 255, 0.28);
}

.perception-comparison {
    display: grid;
    grid-template-columns: 1fr 72px 1fr;
    gap: 28px;
    align-items: stretch;
}

.perception-card {
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    background: rgba(27, 38, 59, 0.34);
}

.authority-card {
    background: linear-gradient(145deg, rgba(27, 38, 59, 0.68), rgba(43, 127, 255, 0.09));
    border-color: rgba(224, 225, 221, 0.14);
}

.comparison-label,
.transformation-topline {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.76rem;
    font-weight: 700;
    margin-bottom: 22px;
}

.comparison-window {
    min-height: 230px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: rgba(6, 13, 20, 0.48);
    padding: 22px;
    margin-bottom: 26px;
    overflow: hidden;
}

.simple-window > span {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(224, 225, 221, 0.2);
    margin-right: 4px;
}

.simple-block {
    height: 18px;
    max-width: 62%;
    background: rgba(224, 225, 221, 0.08);
    border-radius: 4px;
    margin-top: 22px;
}

.simple-block.wide { max-width: 86%; height: 36px; }
.simple-block.short { max-width: 38%; }

.authority-window {
    background:
        linear-gradient(135deg, rgba(43, 127, 255, 0.12), rgba(6, 13, 20, 0.42)),
        rgba(6, 13, 20, 0.48);
}

.authority-header-line {
    height: 42px;
    width: 72%;
    border-radius: 8px;
    background: rgba(224, 225, 221, 0.14);
    margin-bottom: 24px;
}

.authority-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 24px;
}

.authority-metric-grid span {
    height: 62px;
    border-radius: 8px;
    background: rgba(43, 127, 255, 0.13);
    border: 1px solid rgba(43, 127, 255, 0.18);
}

.authority-panel-line {
    height: 58px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
}

.comparison-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.comparison-divider i,
.transformation-arrow i {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
}

.perception-card h3 {
    font-size: 1.5rem;
    margin-bottom: 18px;
}

.perception-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.perception-card li {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.perception-card li::before {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-accent-dim);
    margin-right: 10px;
}

.market-section {
    background: var(--color-pure-black);
}

.market-flow-wrapper {
    max-width: 980px;
    margin: 0 auto;
    background: rgba(27, 38, 59, 0.38);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 36px;
}

.market-segments {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 34px;
}

.market-segments span {
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    color: var(--color-text-bright);
    font-size: 0.9rem;
}

.market-flow {
    display: grid;
    grid-template-columns: 1fr 32px 1fr 32px 1fr 32px 1fr;
    gap: 12px;
    align-items: center;
}

.market-flow article {
    min-height: 154px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: rgba(6, 13, 20, 0.45);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.market-flow article i {
    color: var(--color-logo-blue);
    font-size: 1.35rem;
    margin-bottom: 16px;
}

.market-flow h3 {
    font-size: 1rem;
}

.flow-arrow {
    color: var(--color-text-muted);
    transform: rotate(-90deg);
    justify-self: center;
}

.opportunity-band {
    border-radius: 18px;
    border: 1px solid rgba(43, 127, 255, 0.24);
    background:
        linear-gradient(135deg, rgba(43, 127, 255, 0.12), rgba(27, 38, 59, 0.68)),
        var(--color-bg-surface);
    padding: 70px;
    box-shadow: 0 34px 80px rgba(0, 0, 0, 0.34);
}

.opportunity-band p {
    max-width: 760px;
    font-size: 1.16rem;
    margin: 22px 0 38px;
}

.opportunity-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.opportunity-proof-grid div {
    padding: 24px;
    border-radius: 10px;
    background: rgba(6, 13, 20, 0.34);
    border: 1px solid var(--glass-border);
}

.opportunity-proof-grid strong,
.opportunity-proof-grid span {
    display: block;
}

.opportunity-proof-grid strong {
    color: var(--color-white);
    margin-bottom: 8px;
}

.opportunity-proof-grid span {
    color: var(--color-text-muted);
    font-size: 0.92rem;
}

.korvian-solution-section {
    background: rgba(6, 13, 20, 0.32);
}

.presentation-timeline {
    max-width: 880px;
}

.transformations-section {
    background: var(--color-pure-black);
}

.transformation-showcase {
    display: grid;
    grid-template-columns: 1fr 74px 1fr;
    gap: 30px;
    align-items: center;
}

.transformation-frame {
    border-radius: 18px;
    border: 1px solid var(--glass-border);
    background: rgba(27, 38, 59, 0.36);
    padding: 30px;
    min-height: 528px;
}

.after-frame {
    background: linear-gradient(145deg, rgba(27, 38, 59, 0.72), rgba(43, 127, 255, 0.12));
    border-color: rgba(43, 127, 255, 0.28);
}

.transformation-screen {
    height: 330px;
    border-radius: 14px;
    border: 1px solid var(--glass-border);
    background: rgba(6, 13, 20, 0.52);
    padding: 28px;
    margin-bottom: 28px;
    overflow: hidden;
}

.weak-hero-line,
.weak-copy-line,
.weak-grid span,
.strong-hero-line,
.strong-copy-line,
.strong-metric-row span,
.strong-panel {
    display: block;
    border-radius: 8px;
}

.weak-hero-line {
    width: 64%;
    height: 38px;
    background: rgba(224, 225, 221, 0.09);
    margin-bottom: 18px;
}

.weak-copy-line {
    width: 88%;
    height: 16px;
    background: rgba(224, 225, 221, 0.05);
    margin-bottom: 40px;
}

.weak-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.weak-grid span {
    height: 128px;
    background: rgba(224, 225, 221, 0.05);
    border: 1px solid rgba(224, 225, 221, 0.03);
}

.strong-screen {
    background:
        linear-gradient(140deg, rgba(43, 127, 255, 0.13), rgba(6, 13, 20, 0.54)),
        rgba(6, 13, 20, 0.52);
}

.strong-hero-line {
    width: 78%;
    height: 46px;
    background: rgba(224, 225, 221, 0.18);
    margin-bottom: 18px;
}

.strong-copy-line {
    width: 64%;
    height: 16px;
    background: rgba(224, 225, 221, 0.1);
    margin-bottom: 30px;
}

.strong-metric-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 18px;
}

.strong-metric-row span {
    height: 72px;
    background: rgba(43, 127, 255, 0.16);
    border: 1px solid rgba(43, 127, 255, 0.2);
}

.strong-panel {
    height: 88px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.transformation-frame h3 {
    font-size: 1.45rem;
}

.transformation-arrow {
    display: flex;
    justify-content: center;
    color: var(--color-white);
}

.transformation-note {
    display: flex;
    align-items: center;
    gap: 18px;
    max-width: 820px;
    margin: 34px auto 0;
    padding: 20px 24px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: rgba(27, 38, 59, 0.32);
}

.transformation-note i {
    color: var(--color-logo-blue);
}

.transformation-note p {
    margin: 0;
}

.case-grid {
    grid-template-columns: repeat(2, 1fr);
}

.case-card {
    padding: 38px;
}

.case-breakdown {
    display: grid;
    gap: 10px;
    margin-top: 24px;
}

.case-breakdown strong {
    color: var(--color-white);
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 12px;
}

.services-benefit-section {
    background: rgba(6, 13, 20, 0.52);
}

.services-benefit-grid {
    grid-template-columns: repeat(4, 1fr);
}

.service-benefit-card {
    padding: 34px;
}

.service-benefit-card p {
    color: var(--color-text-bright);
    font-size: 1.05rem;
    margin-bottom: 18px;
}

.service-benefit-card span {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

.presentation-final-cta {
    padding-top: 118px;
}

.presentation-final-cta .section-tag-indicator {
    margin-bottom: 18px;
}

@media (max-width: 1180px) {
    .impact-grid,
    .services-benefit-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-impact {
        grid-column: span 2;
    }
}

@media (max-width: 1024px) {
    .presentation-hero-grid {
        grid-template-columns: 1fr;
        gap: 34px;
    }

    .presentation-hero-title {
        font-size: 3.45rem;
    }

    .problem-signal-grid,
    .opportunity-proof-grid {
        grid-template-columns: 1fr;
    }

    .market-flow {
        grid-template-columns: 1fr;
    }

    .flow-arrow {
        transform: none;
    }

    .perception-comparison,
    .transformation-showcase {
        grid-template-columns: 1fr;
    }

    .comparison-divider i,
    .transformation-arrow i {
        transform: rotate(90deg);
    }

    .case-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .presentation-hero-section {
        padding: 114px 0 64px;
    }

    .presentation-header .header-actions .btn-premium,
    .presentation-page .whatsapp-floating-btn {
        display: none;
    }

    .presentation-hero-title {
        font-size: 2.72rem;
        line-height: 1.04;
        margin-bottom: 18px;
    }

    .presentation-hero-subtitle {
        font-size: 1.08rem;
        line-height: 1.48;
        margin-bottom: 26px;
    }

    .presentation-section {
        padding: 74px 0;
    }

    .presentation-two-column h2,
    .opportunity-band h2 {
        font-size: 2.15rem;
    }

    .presentation-page .section-center-header {
        margin-bottom: 40px;
    }

    .presentation-page .section-center-header h2 {
        font-size: 2.15rem;
    }

    .presentation-cta-row {
        max-width: 100%;
        gap: 12px;
    }

    .presentation-diagnostic-panel,
    .signal-card,
    .impact-card,
    .perception-card,
    .market-flow-wrapper,
    .opportunity-band,
    .transformation-frame,
    .case-card,
    .service-benefit-card {
        padding: 24px;
    }

    .presentation-diagnostic-panel {
        padding: 20px;
    }

    .diagnostic-panel-header {
        padding-bottom: 16px;
    }

    .diagnostic-score-block {
        padding: 14px 0;
    }

    .diagnostic-score-block strong {
        font-size: 1.28rem;
        margin-bottom: 10px;
    }

    .diagnostic-insight-card {
        padding: 14px;
    }

    .impact-grid,
    .services-benefit-grid {
        grid-template-columns: 1fr;
    }

    .featured-impact {
        grid-column: auto;
    }

    .comparison-window {
        min-height: 210px;
    }

    .transformation-frame {
        min-height: auto;
    }

    .transformation-screen {
        height: 286px;
        padding: 20px;
    }

    .weak-grid,
    .strong-metric-row {
        grid-template-columns: 1fr;
    }

    .weak-grid span {
        height: 44px;
    }

    .strong-metric-row span {
        height: 48px;
    }

    .strong-panel {
        height: 54px;
    }
}

@media (max-width: 480px) {
    .presentation-hero-title {
        font-size: 2.32rem;
    }

    .presentation-diagnostic-panel,
    .market-flow-wrapper,
    .opportunity-band,
    .transformation-frame {
        border-radius: 12px;
    }

    .market-segments {
        justify-content: flex-start;
    }

    .transformation-note {
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .animated-element,
    .scroll-reveal,
    .service-card-premium,
    .signal-card,
    .impact-card,
    .case-card {
        opacity: 1 !important;
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
}