/* ==========================================================================
   VIGILTECH - DESIGN SYSTEM & STYLES
   ========================================================================== */

/* Custom CSS Variables */
:root {
    /* Color Palette */
    --color-bg-deep: #F8FAFC;       /* Fundo cinza ultra claro / Slate 50 */
    --color-bg-main: #FFFFFF;       /* Fundo branco puro */
    --color-bg-card: #F1F5F9;       /* Cinza claro para cards / Slate 100 */
    --color-bg-nav: rgba(255, 255, 255, 0.9); /* Fundo navbar claro com transparência */
    
    --color-text-title: #0F172A;     /* Azul escuro/Slate 900 para títulos */
    --color-text-body: #334155;      /* Slate 700 para leitura confortável */
    --color-text-muted: #64748B;     /* Slate 500 para detalhes/tags */
    
    --color-primary: #0F52BA;        /* Azul Safira / Azul corporativo da Umbratech */
    --color-accent: #10B981;         /* Verde esmeralda para CTAs (Conversão) */
    --color-accent-hover: #059669;   /* Verde mais escuro para hover */
    --color-highlight: #0284C7;      /* Ciano escuro/azul claro para detalhes tecnológicos */
    
    --color-border: rgba(15, 23, 42, 0.08);
    --color-glow: rgba(15, 82, 186, 0.1);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Grid & Spacing */
    --container-max-width: 1200px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography Helpers */
h1, h2, h3, h4 {
    color: var(--color-text-title);
    font-weight: 700;
    line-height: 1.2;
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-title);
}

.btn-primary:hover {
    background-color: #2563EB;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-accent {
    background-color: var(--color-accent);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background-color: #FFFFFF;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2.2rem;
    font-size: 1.05rem;
}

/* Badges & Tags */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    color: var(--color-highlight);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-highlight);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--color-highlight);
}

.section-tag {
    color: var(--color-highlight);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.75rem;
}

/* ==========================================================================
   1. NAVBAR
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
    padding: 0.5rem 0;
}

.navbar.scrolled {
    background-color: var(--color-bg-nav);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: 0.25rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-image {
    max-height: 110px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.logo:hover .logo-image {
    transform: scale(1.03);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-body);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link:hover {
    color: var(--color-text-title);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-highlight);
    transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-title);
    cursor: pointer;
}

.menu-icon {
    width: 24px;
    height: 24px;
}

/* ==========================================================================
   1.5. BANNERS SECTION & CAROUSEL
   ========================================================================== */
.banners-section {
    position: relative;
    background-color: var(--color-bg-deep);
    padding-top: 120px;
    overflow: hidden;
}

.banners-carousel {
    position: relative;
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    overflow: hidden;
    aspect-ratio: 1983 / 793;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.banners-track {
    display: flex;
    width: 200%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.banner-slide {
    flex: 0 0 50%;
    height: 100%;
    position: relative;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.banner-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(15, 23, 42, 0.4);
    color: #FFFFFF;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-smooth);
}

.banner-control:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #FFFFFF;
    box-shadow: 0 0 15px rgba(15, 82, 186, 0.4);
}

.banner-control.prev {
    left: 20px;
}

.banner-control.next {
    right: 20px;
}

.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
    z-index: 10;
}

.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.banner-dot.active {
    background: var(--color-highlight);
    transform: scale(1.2);
    border-color: #FFFFFF;
    box-shadow: 0 0 8px var(--color-highlight);
}

@media (max-width: 768px) {
    .banners-section {
        padding-top: 85px;
    }
    
    .banners-carousel {
        /* Mantém o aspect-ratio original de 1983/793 para evitar cortes das imagens */
    }

    .banner-control {
        width: 38px;
        height: 38px;
    }

    .banner-control.prev {
        left: 10px;
    }

    .banner-control.next {
        right: 10px;
    }
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: auto;
    display: flex;
    align-items: center;
    padding: 80px 0 80px 0;
    background: radial-gradient(circle at 10% 20%, rgba(241, 245, 249, 0.6) 0%, rgba(248, 250, 252, 1) 90%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 4vw, 3.75rem);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--color-text-title) 60%, var(--color-highlight));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-body);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

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

.hero-features {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-title);
}

.feature-icon {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-wrapper {
    position: relative;
    width: 100%;
    max-width: 480px;
    border-radius: 20px;
    padding: 8px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.4), rgba(59, 130, 246, 0.1));
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 40px var(--color-glow);
    animation: floatImage 6s ease-in-out infinite;
}

.visual-glow {
    position: absolute;
    top: -10%;
    left: -10%;
    right: -10%;
    bottom: -10%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
    z-index: -1;
}

.visual-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
    object-fit: cover;
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ==========================================================================
   3. SOBRE NÓS
   ========================================================================== */
.sobre-section {
    padding: 100px 0;
    background-color: var(--color-bg-main);
    border-top: 1px solid var(--color-border);
    position: relative;
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.sobre-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.tech-card-container {
    display: flex;
    gap: 1.5rem;
    position: relative;
    z-index: 2;
}

.tech-card {
    background: linear-gradient(135deg, #FFFFFF, #F1F5F9);
    border: 1px solid var(--color-border);
    padding: 2rem;
    border-radius: 16px;
    width: 240px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
    transition: var(--transition-smooth);
}

.tech-card:hover {
    transform: translateY(-8px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.1);
}

.card-offset {
    margin-top: 3.5rem;
}

.tech-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.tech-card-icon.highlight {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--color-highlight);
}

.tech-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.tech-card p {
    font-size: 0.875rem;
    color: var(--color-text-body);
    line-height: 1.4;
}

.decor-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.sobre-content {
    position: relative;
}

.sobre-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.sobre-description {
    font-size: 1.1rem;
    color: var(--color-text-title);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.sobre-text {
    margin-bottom: 2.5rem;
    color: var(--color-text-body);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-highlight);
    line-height: 1;
    background: linear-gradient(135deg, var(--color-highlight), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.3;
}


/* ==========================================================================
   4. SERVIÇOS
   ========================================================================== */
.servicos-section {
    padding: 100px 0;
    background-color: var(--color-bg-deep);
    border-top: 1px solid var(--color-border);
    position: relative;
}

.section-header {
    margin-bottom: 4rem;
}

.section-subtitle {
    max-width: 650px;
    margin: 1rem auto 0 auto;
    color: var(--color-text-body);
    font-size: 1.05rem;
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.servico-card {
    background: linear-gradient(135deg, #FFFFFF, #F8FAFC);
    border: 1px solid var(--color-border);
    padding: 2.5rem 2rem;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.servico-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-highlight));
    opacity: 0;
    transition: var(--transition-smooth);
}

.servico-card:hover {
    transform: translateY(-8px);
    border-color: rgba(15, 82, 186, 0.2);
    background: #FFFFFF;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08), 0 0 25px rgba(15, 82, 186, 0.03);
}

.servico-card:hover::before {
    opacity: 1;
}

.servico-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background-color: rgba(59, 130, 246, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    transition: var(--transition-smooth);
    border: 1px solid rgba(59, 130, 246, 0.15);
}

.servico-icon-wrapper.highlight {
    background-color: rgba(6, 182, 212, 0.08);
    color: var(--color-highlight);
    border-color: rgba(6, 182, 212, 0.15);
}

.servico-card:hover .servico-icon-wrapper {
    transform: scale(1.1);
    color: var(--color-text-title);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.servico-card:hover .servico-icon-wrapper.highlight {
    background-color: var(--color-highlight);
    border-color: var(--color-highlight);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}

.servico-icon {
    width: 26px;
    height: 26px;
}

.servico-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.servico-card p {
    color: var(--color-text-body);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.servico-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-highlight);
}

.link-arrow {
    width: 16px;
    height: 16px;
    transition: var(--transition-smooth);
}

.servico-card:hover .link-arrow {
    transform: translateX(5px);
}


/* ==========================================================================
   5. CASES DE SUCESSO - CAROUSEL
   ========================================================================== */
.cases-section {
    padding: 100px 0;
    background-color: var(--color-bg-main);
    border-top: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

/* Institutional Banner */
.institutional-banner {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    background: linear-gradient(135deg, rgba(15, 82, 186, 0.06), rgba(2, 132, 199, 0.04));
    border: 1px solid rgba(15, 82, 186, 0.15);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 16px 16px 0;
    padding: 2rem 2.5rem;
    margin-bottom: 4rem;
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
}

.inst-icon-wrap {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background-color: rgba(15, 82, 186, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.1rem;
}

.inst-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.inst-content strong {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary);
}

.inst-content span {
    font-size: 1rem;
    color: var(--color-text-body);
    line-height: 1.6;
}

/* ---- Logo Carousel ---- */
.logos-carousel-wrapper {
    position: relative;
    overflow: hidden;
    padding: 1rem 0 0.5rem;
    /* Fade edges */
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.logos-track {
    display: flex;
    gap: 2.5rem;
    width: max-content;
    animation: carousel-scroll 28s linear infinite;
    will-change: transform;
}

.logos-carousel-wrapper:hover .logos-track {
    animation-play-state: paused;
}

@keyframes carousel-scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); } /* moves exactly 6 slides (half of 12) */
}

.logo-slide {
    flex-shrink: 0;
    width: 200px;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 1.5rem 1.75rem;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 12px rgba(15,23,42,0.04);
}

.logo-slide:hover {
    border-color: rgba(15, 82, 186, 0.25);
    box-shadow: 0 8px 24px rgba(15, 82, 186, 0.08);
    transform: translateY(-3px);
}

/* Enforce brand dark blue on all client logos using CSS filter */
/* brightness(0) makes it black, then invert + sepia + saturate + hue-rotate achieves a dark blue */
.client-logo {
    max-width: 140px;
    max-height: 70px;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    /* Convert any color to Umbratech dark blue (~#0F2B5B) */
    filter: brightness(0) saturate(100%) invert(14%) sepia(56%) saturate(800%) hue-rotate(200deg) brightness(0.85);
    transition: filter 0.3s ease, transform 0.3s ease;
}

.logo-slide:hover .client-logo {
    filter: brightness(0) saturate(100%) invert(14%) sepia(56%) saturate(1000%) hue-rotate(200deg) brightness(1);
    transform: scale(1.05);
}

/* Carousel nav */
.carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.carousel-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1.5px solid var(--color-border);
    background: #FFFFFF;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 8px rgba(15,23,42,0.06);
}

.carousel-btn:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary);
    color: #FFFFFF;
    transform: scale(1.08);
    box-shadow: 0 4px 16px rgba(15, 82, 186, 0.25);
}

.carousel-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background-color: var(--color-border);
    cursor: pointer;
    transition: var(--transition-smooth);
    padding: 0;
}

.dot.active,
.dot:hover {
    background-color: var(--color-primary);
    transform: scale(1.4);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}


/* ==========================================================================
   6. PLANOS DE MONITORAMENTO & COMODATO
   ========================================================================== */
.planos-section {
    padding: 100px 0;
    background-color: var(--color-bg-deep);
    border-top: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

/* Van background image at 20% opacity */
.planos-bg-image {
    position: absolute;
    inset: 0;
    background-image: url('assets/van_umbratech.jpg');
    background-size: cover;
    background-position: center 30%;
    background-repeat: no-repeat;
    opacity: 0.08;
    z-index: 0;
    pointer-events: none;
}

.planos-section .container {
    position: relative;
    z-index: 1;
}

.planos-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
    margin-top: 3.5rem;
}

/* --- Plano Card --- */
.plano-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(15,23,42,0.04);
}

.plano-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-highlight));
    opacity: 0;
    transition: var(--transition-smooth);
}

.plano-card:hover {
    transform: translateY(-6px);
    border-color: rgba(15, 82, 186, 0.2);
    box-shadow: 0 16px 40px rgba(15, 82, 186, 0.1);
}

.plano-card:hover::before {
    opacity: 1;
}

/* Popular card */
.plano-popular {
    border-color: var(--color-primary);
    box-shadow: 0 8px 30px rgba(15, 82, 186, 0.15);
}

.plano-popular::before {
    opacity: 1;
}

.plano-popular:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(15, 82, 186, 0.2);
}

/* Premium card */
.plano-premium {
    border-color: rgba(15, 82, 186, 0.3);
    background: linear-gradient(160deg, #FFFFFF 60%, rgba(15, 82, 186, 0.04));
}

/* Badges */
.popular-badge,
.premium-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    margin-bottom: 1.25rem;
    width: fit-content;
}

.popular-badge {
    background: linear-gradient(90deg, var(--color-primary), var(--color-highlight));
    color: #FFFFFF;
}

.premium-badge {
    background: linear-gradient(90deg, #0F172A, #1E3A8A);
    color: #FFFFFF;
}

/* Plan header */
.plano-header {
    margin-bottom: 1.5rem;
}

.plano-tag {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-title);
    margin-bottom: 0.35rem;
}

.plano-audience {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.4;
    margin-bottom: 1.25rem;
}

.plano-price {
    display: flex;
    align-items: flex-end;
    gap: 0.15rem;
    line-height: 1;
}

.price-currency {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

.price-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.03em;
}

.price-period {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
}

/* Features list */
.plano-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.plano-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--color-text-body);
    line-height: 1.4;
}

.plano-features li svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    color: var(--color-accent);
    margin-top: 0.15rem;
}

/* Apelo text */
.plano-apelo {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-style: italic;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

/* Plano buttons */
.btn-plano {
    display: block;
    text-align: center;
    width: 100%;
    padding: 0.85rem 1rem;
    background-color: var(--color-bg-deep);
    border: 1.5px solid var(--color-primary);
    border-radius: 10px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    margin-top: auto;
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn-plano:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(15, 82, 186, 0.25);
}

.btn-plano-accent {
    background-color: var(--color-primary);
    color: #FFFFFF;
}

.btn-plano-accent:hover {
    background-color: #0A3FA0;
    box-shadow: 0 8px 24px rgba(15, 82, 186, 0.35);
}

/* Obs text */
.planos-obs {
    text-align: center;
    margin-top: 2.5rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ==========================================================================
   7. PLACEHOLDER SECTIONS & FOOTER
   ========================================================================== */
.placeholder-section {
    padding: 100px 0;
    background-color: var(--color-bg-deep);
    border-top: 1px solid var(--color-border);
}

.placeholder-section.bg-alt {
    background-color: var(--color-bg-main);
}

.text-center {
    text-align: center;
}

.placeholder-desc {
    max-width: 600px;
    margin: 1rem auto 3rem auto;
    color: var(--color-text-body);
}

.placeholder-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.placeholder-card {
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    padding: 3rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    color: var(--color-text-title);
    transition: var(--transition-smooth);
}

.placeholder-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.form-placeholder {
    max-width: 500px;
    margin: 0 auto;
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    padding: 4rem;
    border-radius: 16px;
    color: var(--color-text-muted);
    font-weight: 500;
}

.footer {
    background-color: var(--color-bg-deep);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 1rem;
}

.footer-info {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}


/* ==========================================================================
   5. RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1400px) {
    .planos-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .hero-container {
        gap: 2rem;
    }
    
    .sobre-grid {
        gap: 3rem;
    }

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

@media (max-width: 768px) {
    /* Navbar Mobile */
    .navbar {
        background-color: var(--color-bg-main);
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        padding: 0.5rem 0;
    }

    .logo-image {
        max-height: 55px;
    }

    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--color-bg-main);
        flex-direction: column;
        align-items: center;
        padding: 3rem 0;
        gap: 2.5rem;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--color-border);
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        font-size: 1.25rem;
    }
    
    .nav-btn-mobile {
        display: block;
        background-color: var(--color-accent);
        color: var(--color-text-title);
        padding: 0.8rem 2.5rem;
        border-radius: 8px;
        font-weight: 600;
    }
    
    .nav-actions .btn {
        display: none; /* Esconde no mobile em favor do menu hambúrguer */
    }

    /* Hero Section Mobile */
    .hero-section {
        padding-top: 120px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-content h1 {
        font-size: 2.25rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-features {
        justify-content: center;
        gap: 1.5rem;
    }

    /* Sobre Nós Mobile */
    .sobre-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .sobre-visual {
        order: 2; /* Move a ilustração para baixo no mobile */
    }
    
    .tech-card-container {
        justify-content: center;
    }
    
    .sobre-content {
        text-align: center;
    }
    
    .sobre-content h2 {
        font-size: 2rem;
    }
    
    .stats-grid {
        justify-content: center;
    }

    /* Cases Section Mobile */
    .institutional-banner {
        flex-direction: column;
        gap: 1rem;
        border-radius: 0 12px 12px 0;
    }

    .logos-carousel-wrapper {
        -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
        mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    }

    .logo-slide {
        width: 160px;
        height: 90px;
        padding: 1.1rem 1.25rem;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .planos-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-card-container {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    
    .tech-card {
        width: 100%;
        max-width: 280px;
    }
    
    .card-offset {
        margin-top: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}