/* ============================================================
   OakYield: estilos compartilhados por todas as paginas.
   Extraido do index.html monolitico para permitir paginas
   separadas (SEO) sem duplicar ~60KB de CSS por pagina.
   Tokens de marca ficam em colors_and_type.css.
   ============================================================ */
        /* ============================================================
           GLOBAL RESET & BASE
           ============================================================ */
        :root {
            --whatsapp: #25D366;
            --whatsapp-dark: #128C7E;
            --header-height: 72px;
            --logo-brightness: brightness(0.2);
        }

        [data-theme="dark"] {
            --logo-brightness: brightness(2.5);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        /* Titulo que existe para leitor de tela e para a hierarquia de headings,
           sem ocupar espaco na tela. Usado onde o desenho nao pede titulo
           visivel mas a secao precisa de um, para nao pular de H1 direto para
           H3. Nao usar display:none: isso o esconderia tambem do leitor. */
        .titulo-acessivel {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip-path: inset(50%);
            white-space: nowrap;
            border: 0;
        }

        /* Navegacao ancorada: sem isto o header fixo cobre o titulo da secao ao
           saltar para #recursos, e o usuario cai no meio do conteudo. O respiro
           extra evita que a secao encoste no header. */
        section[id] {
            scroll-margin-top: calc(var(--header-height) + var(--space-6));
        }

        /* Quem prefere menos animacao nao deve levar scroll deslizante longo. */
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            min-height: 100vh;
            color: var(--fg2);
            overflow-x: hidden;
            line-height: 1.6;
            transition: background 0.3s, color 0.3s;
        }

        /* === BACKGROUND GRADIENT === */
        .bg-gradient {
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 15% 10%, color-mix(in oklch, var(--primary) 12%, transparent) 0%, transparent 60%),
                radial-gradient(ellipse at 85% 85%, color-mix(in oklch, var(--accent) 8%, transparent) 0%, transparent 60%),
                var(--bg);
            z-index: -1;
            transition: background 0.5s ease;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-6);
        }

        /* === SECTION COMMON === */
        .section-eyebrow {
            font-family: var(--font-sans);
            font-weight: var(--weight-semibold);
            font-size: var(--text-xs);
            letter-spacing: var(--tracking-caps);
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: var(--space-3);
        }

        .section-title {
            font-family: var(--font-serif);
            font-weight: var(--weight-semibold);
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            line-height: var(--leading-tight);
            letter-spacing: var(--tracking-tight);
            color: var(--fg1);
            margin-bottom: var(--space-4);
        }

        .section-subtitle {
            font-family: var(--font-sans);
            font-size: var(--text-md);
            color: var(--fg2);
            max-width: 640px;
            margin: 0 auto var(--space-8);
            line-height: var(--leading-normal);
        }

        section {
            padding: var(--space-12) 0;
        }

        /* ============================================================
           1. HEADER
           ============================================================ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: color-mix(in oklch, var(--surface-1) 80%, transparent);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: background 0.3s, border-color 0.3s;
        }

        .header-inner {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-6);
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: var(--space-2);
            text-decoration: none;
        }

        .header-logo img {
            height: 36px;
            width: auto;
            transition: filter 0.3s;
        }

        .header-logo-text {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-lg);
            color: var(--fg1);
            letter-spacing: var(--tracking-snug);
        }

        .logo-ai {
            display: inline-block;
            color: var(--accent);
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: 0.75em;
            letter-spacing: var(--tracking-wide);
            border: 1.5px solid var(--accent);
            border-radius: var(--radius-full);
            padding: 1px 8px;
            margin-left: 6px;
            vertical-align: middle;
            line-height: 1.4;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: var(--space-8);
        }

        .header-nav a {
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-medium);
            color: var(--fg2);
            text-decoration: none;
            transition: color 0.2s;
            letter-spacing: var(--tracking-snug);
        }

        .header-nav a:hover {
            color: var(--fg1);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: var(--space-4);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            padding: var(--space-2) var(--space-5);
            background: var(--primary);
            color: var(--fg-on-accent);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-semibold);
            border: none;
            border-radius: var(--radius-full);
            text-decoration: none;
            cursor: pointer;
            transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            padding: var(--space-2) var(--space-5);
            background: transparent;
            color: var(--fg1);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-semibold);
            border: 1.5px solid var(--border-strong);
            border-radius: var(--radius-full);
            text-decoration: none;
            cursor: pointer;
            transition: background 0.2s, border-color 0.2s, transform 0.15s;
        }

        .btn-outline:hover {
            background: var(--surface-2);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        /* Theme Toggle */
        .theme-toggle {
            background: var(--surface-2);
            border: 1px solid var(--border);
            border-radius: var(--radius-full);
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--fg2);
            transition: background 0.2s, color 0.2s, border-color 0.2s;
        }

        .theme-toggle:hover {
            background: var(--surface-3);
            color: var(--fg1);
        }

        .theme-toggle .icon-sun {
            display: block;
        }

        .theme-toggle .icon-moon {
            display: none;
        }

        [data-theme="dark"] .theme-toggle .icon-sun {
            display: none;
        }

        [data-theme="dark"] .theme-toggle .icon-moon {
            display: block;
        }

        /* Mobile Hamburger */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--fg1);
            cursor: pointer;
            padding: var(--space-2);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: color-mix(in oklch, var(--bg) 97%, transparent);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            padding: var(--space-8) var(--space-6);
            flex-direction: column;
            gap: var(--space-6);
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            font-family: var(--font-sans);
            font-size: var(--text-lg);
            font-weight: var(--weight-medium);
            color: var(--fg1);
            text-decoration: none;
            padding: var(--space-3) 0;
            border-bottom: 1px solid var(--border);
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }

            .header-actions .btn-primary {
                display: none;
            }

            .mobile-menu-btn {
                display: flex;
            }
        }

        /* ============================================================
           2. HERO
           ============================================================ */
        .hero {
            padding-top: calc(var(--header-height) + var(--space-12));
            padding-bottom: var(--space-16);
            position: relative;
            overflow: hidden;
        }

        .hero-container {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: var(--space-10);
            align-items: center;
            text-align: left;
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .hero-headline {
            font-family: var(--font-serif);
            font-weight: var(--weight-semibold);
            font-size: clamp(2.25rem, 4vw, 3.5rem);
            line-height: var(--leading-tight);
            letter-spacing: var(--tracking-tight);
            color: var(--fg1);
            margin-bottom: var(--space-6);
            max-width: 100%;
        }

        .hero-headline .highlight {
            color: var(--primary);
        }

        .hero-subtitle {
            font-family: var(--font-sans);
            font-size: var(--text-md);
            color: var(--fg2);
            margin-bottom: var(--space-8);
            line-height: var(--leading-normal);
            max-width: 90%;
        }

        .hero-ctas {
            display: flex;
            align-items: center;
            gap: var(--space-4);
            margin-bottom: 0;
            flex-wrap: wrap;
        }

        .btn-hero {
            padding: var(--space-3) var(--space-8);
            font-size: var(--text-base);
            font-weight: var(--weight-semibold);
            border-radius: var(--radius-full);
        }

        .hero-media {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
        }

        .hero-video-wrapper {
            position: relative;
            width: 100%;
            max-width: 290px;
            aspect-ratio: 9/16;
            border-radius: 40px;
            overflow: hidden;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4), 
                        0 0 0 10px var(--border),
                        0 0 0 11px rgba(255,255,255,0.05);
            background: var(--bg2);
            transition: transform 0.3s ease;
        }

        .hero-video-wrapper:hover {
            transform: translateY(-8px);
        }

        .hero-video-wrapper video {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        @media (max-width: 991px) {
            .hero-container {
                grid-template-columns: 1fr;
                gap: var(--space-12);
                text-align: center;
            }

            .hero-content {
                align-items: center;
            }

            .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }

            .hero-ctas {
                justify-content: center;
            }

            .hero-media {
                order: 2;
            }
        }

        @media (max-width: 480px) {
            .hero-headline {
                font-size: clamp(1.75rem, 6vw, 2.5rem);
            }

            .hero-ctas {
                flex-direction: column;
                width: 100%;
            }

            .btn-hero {
                width: 100%;
                justify-content: center;
            }
        }

        .apresentacao-video {
            padding-top: var(--space-8);
            padding-bottom: var(--space-16);
            text-align: center;
            background: var(--bg1);
        }

        .hero-video-container {
            max-width: 840px;
            margin: 0 auto;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            border: 1px solid var(--border);
            aspect-ratio: 16/9;
        }

        .hero-video-container iframe {
            width: 100%;
            height: 100%;
            border: 0;
            display: block;
        }

        /* ============================================================
           3. HOW IT WORKS
           ============================================================ */
        .how-it-works {
            text-align: center;
        }

        /* Sao QUATRO passos. Em tres colunas o ultimo caia sozinho na linha de
           baixo e a leitura deixava de ser uma sequencia. Aqui os quatro ficam
           lado a lado, ligados por um conector entre os numeros. */
        .steps-grid {
            --step-gap: var(--space-6);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--step-gap);
            margin-bottom: var(--space-12);
        }

        /* Conector entre um passo e o seguinte. Fica na altura do centro do
           numero: padding do card (space-8 = 32px) + metade do badge (24px). */
        .step-card::after {
            content: "";
            position: absolute;
            top: 56px;
            right: calc(-1 * var(--step-gap));
            width: var(--step-gap);
            height: 2px;
            background: var(--primary-border);
        }

        .step-card:last-child::after {
            display: none;
        }

        .step-card {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: var(--space-8) var(--space-6);
            text-align: center;
            transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-border);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--primary-soft);
            color: var(--primary);
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-lg);
            margin-bottom: var(--space-5);
            border: 2px solid var(--primary-border);
        }

        .step-icon {
            font-size: 2rem;
            margin-bottom: var(--space-3);
        }

        .step-title {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-lg);
            color: var(--fg1);
            margin-bottom: var(--space-3);
        }

        .step-desc {
            font-size: var(--text-sm);
            color: var(--fg2);
            line-height: var(--leading-normal);
        }

        .how-it-works-mockups-container {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: var(--space-6);
            margin: 0 auto;
            max-width: 800px;
        }

        .how-it-works-mockup {
            flex: 1;
            max-width: 340px;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            border: 1px solid var(--border);
        }

        .how-it-works-mockup img,
        .how-it-works-mockup video {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Tablet: quatro colunas apertariam o texto, entao 2x2. O conector some
           no fim de cada linha, senao apontaria para fora do grid. */
        @media (min-width: 769px) and (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .step-card:nth-child(2n)::after {
                display: none;
            }
        }

        @media (max-width: 768px) {
            /* Mobile vira linha do tempo vertical: numero a esquerda, conteudo
               a direita. Quatro cards empilhados em largura total dariam muito
               rolagem e perderiam a nocao de sequencia. */
            .steps-grid {
                --step-gap: var(--space-6);
                grid-template-columns: 1fr;
                gap: var(--step-gap);
            }

            .step-card {
                display: grid;
                grid-template-columns: 48px 1fr;
                column-gap: var(--space-4);
                text-align: left;
                padding: var(--space-5);
            }

            .step-number {
                grid-column: 1;
                grid-row: 1 / -1;
                align-self: start;
                margin-bottom: 0;
            }

            .step-icon,
            .step-title,
            .step-desc {
                grid-column: 2;
            }

            .step-icon {
                font-size: 1.5rem;
                margin-bottom: var(--space-2);
            }

            /* Conector passa a ser vertical, alinhado ao centro do numero. */
            .step-card::after {
                top: auto;
                right: auto;
                bottom: calc(-1 * var(--step-gap));
                left: calc(var(--space-5) + 24px);
                width: 2px;
                height: var(--step-gap);
                transform: translateX(-1px);
            }

            .how-it-works-mockups-container {
                flex-direction: column;
                gap: var(--space-5);
            }

            .how-it-works-mockup {
                max-width: 280px;
                width: 100%;
            }
        }

        /* ============================================================
           4. FEATURES GRID
           ============================================================ */
        .features,
        .trust-section {
            text-align: center;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-6);
        }

        .feature-card {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: var(--space-8) var(--space-6);
            text-align: left;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .feature-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-lg);
            background: var(--primary-soft);
            color: var(--primary);
            margin-bottom: var(--space-5);
        }

        .feature-title {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-base);
            color: var(--fg1);
            margin-bottom: var(--space-2);
        }

        .feature-desc {
            font-size: var(--text-sm);
            color: var(--fg2);
            line-height: var(--leading-normal);
        }

        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ============================================================
           5. OAK AI SECTION
           ============================================================ */
        .oak-section {
            text-align: center;
        }

        .oak-content {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: var(--space-12);
            align-items: center;
            text-align: left;
            max-width: 900px;
            margin: 0 auto;
        }

        .oak-avatar-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-4);
        }

        .oak-avatar {
            width: 180px;
            height: 180px;
            border-radius: var(--radius-full);
            object-fit: cover;
            border: 4px solid var(--accent);
            box-shadow: var(--shadow-lg);
        }

        .oak-name-badge {
            display: flex;
            align-items: center;
            gap: var(--space-2);
        }

        .oak-name {
            font-family: var(--font-serif);
            font-weight: var(--weight-semibold);
            font-size: var(--text-2xl);
            color: var(--fg1);
        }

        .oak-ai-badge {
            display: inline-block;
            background: transparent;
            color: var(--accent);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-bold);
            padding: 2px 12px;
            border: 2px solid var(--accent);
            border-radius: var(--radius-full);
            letter-spacing: var(--tracking-wide);
            vertical-align: middle;
        }

        .oak-description {
            font-size: var(--text-md);
            color: var(--fg2);
            line-height: var(--leading-normal);
            margin-bottom: var(--space-6);
        }

        .oak-traits {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }

        .oak-traits li {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            font-size: var(--text-sm);
            color: var(--fg1);
            font-weight: var(--weight-medium);
        }

        .oak-traits .trait-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: var(--radius-full);
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .oak-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .oak-avatar {
                width: 140px;
                height: 140px;
            }

            .oak-traits {
                align-items: center;
            }
        }

        /* ============================================================
           6. SOCIAL PROOF
           ============================================================ */
        .social-proof {
            text-align: center;
        }

        /* Desktop grid */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-6);
        }

        .testimonial-card {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: var(--space-6);
            text-align: left;
            transition: transform 0.25s, box-shadow 0.25s;
        }

        .testimonial-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .testimonial-quote {
            font-family: var(--font-serif);
            font-style: italic;
            font-size: var(--text-sm);
            color: var(--fg1);
            line-height: var(--leading-normal);
            margin-bottom: var(--space-5);
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--space-3);
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            background: var(--primary-soft);
            color: var(--primary);
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            border: 1px solid var(--primary-border);
        }

        .testimonial-handle {
            font-size: var(--text-xs);
            color: var(--fg3);
            font-weight: var(--weight-medium);
            display: flex;
            align-items: center;
        }

        .instagram-icon {
            width: 14px;
            height: 14px;
            margin-right: 4px;
            color: var(--accent);
            fill: var(--accent);
        }

        /* Mobile accordion */
        .testimonials-accordion {
            display: none;
            flex-direction: column;
            gap: var(--space-3);
        }

        .accordion-testimonial {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color 0.2s;
        }

        .accordion-testimonial.active {
            border-color: var(--primary-border);
        }

        .accordion-testimonial-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-4) var(--space-5);
            cursor: pointer;
            gap: var(--space-3);
        }

        .accordion-testimonial-header .testimonial-author {
            flex: 1;
        }

        .accordion-testimonial-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            color: var(--fg3);
            transition: transform 0.3s, color 0.2s;
        }

        .accordion-testimonial.active .accordion-testimonial-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .accordion-testimonial-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .accordion-testimonial.active .accordion-testimonial-body {
            max-height: 400px;
        }

        .accordion-testimonial-body .testimonial-quote {
            padding: 0 var(--space-5) var(--space-5);
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .testimonials-grid {
                display: none;
            }

            .testimonials-accordion {
                display: flex;
            }
        }

        /* ============================================================
           7. PRICING
           ============================================================ */
        .pricing-section {
            text-align: center;
        }

        .pricing-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-6);
            align-items: start;
            max-width: 1000px;
            margin: 0 auto;
        }

        .pricing-card {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: var(--space-8) var(--space-6);
            text-align: left;
            transition: transform 0.25s, box-shadow 0.25s;
            position: relative;
        }

        .pricing-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .pricing-card-featured {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: scale(1.03);
        }

        .pricing-card-featured:hover {
            transform: scale(1.03) translateY(-4px);
        }

        .pricing-recommended {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: var(--fg-on-accent);
            font-family: var(--font-sans);
            font-size: var(--text-xs);
            font-weight: var(--weight-bold);
            padding: 4px 16px;
            border-radius: var(--radius-full);
            letter-spacing: var(--tracking-caps);
            white-space: nowrap;
        }

        .pricing-card h3 {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-xl);
            color: var(--fg1);
            margin-bottom: var(--space-2);
        }

        .pricing-card .pricing-desc {
            font-size: var(--text-sm);
            color: var(--fg2);
            margin-bottom: var(--space-5);
        }

        .pricing-price {
            margin-bottom: var(--space-6);
        }

        .pricing-value {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-3xl);
            color: var(--fg1);
        }

        .pricing-old {
            text-decoration: line-through;
            font-size: var(--text-sm);
            color: var(--fg3);
            display: block;
            margin-bottom: 2px;
        }

        .pricing-currency {
            font-size: var(--text-lg);
            font-weight: var(--weight-semibold);
            color: var(--fg1);
        }

        .pricing-cents {
            font-size: var(--text-sm);
            color: var(--fg3);
        }

        .pricing-discount-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: var(--text-xs);
            font-weight: var(--weight-bold);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            letter-spacing: var(--tracking-wide);
        }

        .pricing-founder-tag {
            color: var(--accent);
            font-size: var(--text-xs);
            font-weight: var(--weight-bold);
            margin-top: var(--space-1);
        }

        .pricing-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            margin-bottom: var(--space-8);
        }

        .pricing-features li {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            font-size: var(--text-sm);
            color: var(--fg2);
        }

        .pricing-features li .icon-check {
            flex-shrink: 0;
            color: var(--primary);
        }

        .pricing-features li.feature-limited {
            color: var(--fg3);
        }

        .pricing-features li.feature-limited .icon-check {
            color: var(--fg3);
        }

        /* A mesma etiqueta "Em breve" do Plano Premium, reusada nos cards da
           secao "A Plataforma". Um seletor so para os dois casos garante que a
           etiqueta nunca fique com aparencia diferente em cada lugar. */
        .pricing-features li .pricing-soon,
        .feature-title .pricing-soon {
            display: inline-block;
            margin-left: 6px;
            font-size: 0.625rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--gold-700);
            background: var(--gold-100);
            border-radius: 999px;
            padding: 1px 7px;
            vertical-align: 1px;
        }

        .pricing-cta {
            display: block;
            width: 100%;
            padding: var(--space-3) var(--space-6);
            text-align: center;
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-semibold);
            border-radius: var(--radius-full);
            text-decoration: none;
            transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
            cursor: pointer;
            border: none;
        }

        .pricing-cta-primary {
            background: var(--primary);
            color: var(--fg-on-accent);
        }

        .pricing-cta-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .pricing-cta-outline {
            background: transparent;
            border: 1.5px solid var(--border-strong);
            color: var(--fg1);
        }

        .pricing-cta-outline:hover {
            background: var(--surface-2);
            border-color: var(--primary);
        }

        @media (max-width: 768px) {
            .pricing-cards {
                grid-template-columns: 1fr;
                max-width: 400px;
            }

            .pricing-card-featured {
                transform: none;
            }

            .pricing-card-featured:hover {
                transform: translateY(-4px);
            }
        }

        /* ============================================================
           8. FAQ
           ============================================================ */
        .faq-section {
            text-align: center;
        }

        .faq-container {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }

        .faq-item {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            cursor: pointer;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

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

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

        .faq-question-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-5) var(--space-6);
            gap: var(--space-4);
        }

        .faq-question {
            font-family: var(--font-sans);
            font-weight: var(--weight-semibold);
            font-size: var(--text-base);
            color: var(--fg1);
            text-align: left;
            flex: 1;
        }

        .faq-icon-wrapper {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--fg3);
            transition: transform 0.3s ease, color 0.2s;
        }

        .faq-item.active .faq-icon-wrapper {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-answer-container {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.active .faq-answer-container {
            max-height: 500px;
        }

        .faq-answer {
            padding: 0 var(--space-6) var(--space-6);
            font-size: var(--text-sm);
            color: var(--fg2);
            line-height: var(--leading-normal);
            text-align: left;
        }

        /* ============================================================
           9. CTA FINAL
           ============================================================ */
        .cta-final {
            background: var(--primary);
            padding: var(--space-12) var(--space-6);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-final::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.1), transparent 70%);
            pointer-events: none;
        }

        .cta-final-title {
            font-family: var(--font-serif);
            font-weight: var(--weight-semibold);
            font-size: clamp(1.5rem, 4vw, 2.5rem);
            color: var(--fg-on-accent);
            margin-bottom: var(--space-4);
            position: relative;
        }

        .cta-final-subtitle {
            font-family: var(--font-sans);
            font-size: var(--text-md);
            color: color-mix(in oklch, var(--fg-on-accent) 85%, transparent);
            margin-bottom: var(--space-8);
            max-width: 540px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
        }

        .btn-cta-final {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            padding: var(--space-4) var(--space-10);
            background: white;
            color: var(--primary);
            font-family: var(--font-sans);
            font-size: var(--text-base);
            font-weight: var(--weight-bold);
            border: none;
            border-radius: var(--radius-full);
            text-decoration: none;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            position: relative;
        }

        .btn-cta-final:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        /* ============================================================
           10. FOOTER
           ============================================================ */
        .site-footer {
            background: var(--surface-1);
            border-top: 1px solid var(--border);
            padding: var(--space-12) 0 var(--space-6);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--space-10);
            margin-bottom: var(--space-10);
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: var(--space-2);
        }

        .footer-logo img {
            height: 32px;
            width: auto;
        }

        .footer-logo-text {
            font-family: var(--font-sans);
            font-weight: var(--weight-bold);
            font-size: var(--text-lg);
            color: var(--fg1);
        }

        .footer-tagline {
            font-size: var(--text-sm);
            color: var(--fg3);
            max-width: 320px;
            line-height: var(--leading-normal);
        }

        .footer-col h3 {
            font-family: var(--font-sans);
            font-weight: var(--weight-semibold);
            font-size: var(--text-sm);
            color: var(--fg1);
            margin-bottom: var(--space-4);
            letter-spacing: var(--tracking-wide);
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            font-size: var(--text-sm);
            color: var(--fg2);
            text-decoration: none;
            padding: var(--space-1) 0;
            transition: color 0.2s;
        }

        .footer-col a:hover {
            color: var(--fg1);
        }

        .footer-disclaimer {
            font-size: var(--text-xs);
            color: var(--fg3);
            text-align: center;
            max-width: 720px;
            margin: 0 auto var(--space-8);
            padding-top: var(--space-8);
            border-top: 1px solid var(--border);
            line-height: var(--leading-normal);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--space-4);
        }

        .footer-copyright {
            font-size: var(--text-xs);
            color: var(--fg3);
        }

        .footer-partners {
            display: flex;
            align-items: center;
            gap: var(--space-4);
        }

        .footer-partners span {
            font-size: var(--text-xs);
            color: var(--fg3);
            font-weight: var(--weight-medium);
        }

        .footer-partners img {
            height: 28px;
            width: auto;
            opacity: 0.6;
            filter: var(--logo-brightness);
            transition: opacity 0.2s;
        }

        .footer-partners img:hover {
            opacity: 1;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-8);
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

        /* ============================================================
           MODALS (preserved)
           ============================================================ */
        .modal-overlay {
            position: fixed;
            inset: 0;
            background: var(--overlay);
            z-index: 2000;
            display: none;
            align-items: center;
            justify-content: center;
            padding: var(--space-6);
        }

        .modal-overlay.active {
            display: flex;
        }

        .modal-container {
            background: var(--surface-1);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: var(--space-8);
            max-width: 520px;
            width: 100%;
            position: relative;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
        }

        .modal-close {
            position: absolute;
            top: var(--space-4);
            right: var(--space-4);
            background: var(--surface-2);
            border: 1px solid var(--border);
            width: 32px;
            height: 32px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--fg2);
            font-size: 18px;
            transition: background 0.2s, color 0.2s;
        }

        .modal-close:hover {
            background: var(--surface-3);
            color: var(--fg1);
        }

        .modal-header h3 {
            font-family: var(--font-serif);
            font-weight: var(--weight-semibold);
            font-size: var(--text-xl);
            color: var(--fg1);
            margin-bottom: var(--space-2);
        }

        .modal-header p {
            font-size: var(--text-sm);
            color: var(--fg2);
            margin-bottom: var(--space-6);
        }

        .form-group {
            margin-bottom: var(--space-5);
        }

        .form-group label {
            display: block;
            font-size: var(--text-sm);
            font-weight: var(--weight-medium);
            color: var(--fg1);
            margin-bottom: var(--space-2);
        }

        .form-control {
            width: 100%;
            padding: var(--space-3) var(--space-4);
            background: var(--surface-2);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            color: var(--fg1);
            transition: border-color 0.2s;
            outline: none;
        }

        .form-control:focus {
            border-color: var(--primary);
        }

        textarea.form-control {
            min-height: 100px;
            resize: vertical;
        }

        .submit-btn {
            width: 100%;
            padding: var(--space-3) var(--space-6);
            background: var(--primary);
            color: var(--fg-on-accent);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: var(--weight-semibold);
            border: none;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: background 0.2s;
        }

        .submit-btn:hover {
            background: var(--primary-hover);
        }

        .submit-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .form-status {
            margin-top: var(--space-4);
            font-size: var(--text-sm);
            text-align: center;
            display: none;
        }

        .form-status.success {
            display: block;
            color: var(--gain);
        }

        .form-status.error {
            display: block;
            color: var(--loss);
        }

        /* ============================================================
           ANIMATIONS
           ============================================================ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.6s ease-out both;
        }

        .animate-delay-1 {
            animation-delay: 0.1s;
        }

        .animate-delay-2 {
            animation-delay: 0.2s;
        }

        .animate-delay-3 {
            animation-delay: 0.3s;
        }

        /* ============================================================
           NOVO POSICIONAMENTO: GESTAO PATRIMONIAL
           Classes adicionadas na reformulacao multi-pagina. Reutilizam os
           tokens de colors_and_type.css; nenhuma cor literal nova.
           ============================================================ */

        /* Hero sem midia (o video explicativo do novo modelo ainda nao existe) */
        .hero-container.hero-solo {
            grid-template-columns: 1fr;
            justify-items: center;
            text-align: center;
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-container.hero-solo .hero-content {
            align-items: center;
        }

        .hero-container.hero-solo .hero-ctas {
            justify-content: center;
        }

        /* Faixa de diferenciais factuais (sem numeros inventados) */
        .trust-band {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-6);
            margin-top: var(--space-12);
            padding-top: var(--space-10);
            border-top: 1px solid var(--border);
        }

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

        .trust-item h3 {
            font-family: var(--font-sans);
            font-weight: var(--weight-semibold);
            font-size: var(--text-md);
            color: var(--fg1);
            margin-bottom: var(--space-2);
        }

        .trust-item p {
            font-size: var(--text-sm);
            color: var(--fg3);
            line-height: var(--leading-normal);
        }

        /* Video de apresentacao dentro da secao do Oak */
        .oak-video {
            max-width: 380px;
            margin: var(--space-10) auto 0;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
        }

        .oak-video video {
            display: block;
            width: 100%;
            height: auto;
        }

        /* Bloco de canal (WhatsApp), usado SOMENTE na pagina do Oak AI */
        .channel-note {
            margin-top: var(--space-8);
            padding: var(--space-6);
            background: var(--primary-soft);
            border: 1px solid var(--primary-border);
            border-radius: var(--radius-lg);
            text-align: center;
        }

        .channel-note p {
            color: var(--fg2);
            font-size: var(--text-sm);
            margin-bottom: var(--space-4);
        }

        /* Link "leia mais" entre paginas, ajuda SEO (linkagem interna) */
        .page-links {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-3);
            justify-content: center;
            margin-top: var(--space-10);
        }

        .page-links a {
            font-size: var(--text-sm);
            font-weight: var(--weight-medium);
            color: var(--primary);
            text-decoration: none;
            padding: var(--space-2) var(--space-4);
            border: 1px solid var(--border);
            border-radius: var(--radius-full);
            transition: border-color .2s, background .2s;
        }

        .page-links a:hover {
            border-color: var(--primary);
            background: var(--primary-soft);
        }

        /* Secao visivel no momento, marcada pelo scrollspy (assets/site.js).
           Vale para o menu do topo e para o menu mobile: os dois recebem a
           mesma classe, e sem a regra do mobile o item ativo ficaria invisivel
           justamente onde a navegacao e mais dificil. */
        .header-nav a.is-active,
        .mobile-menu a.is-active {
            color: var(--primary);
            font-weight: var(--weight-semibold);
        }

        @media (max-width: 768px) {
            .trust-band {
                grid-template-columns: 1fr;
                gap: var(--space-8);
            }
        }