:root {
    --primary-color: #1a56db;
    --primary-dark: #1e429f;
    --primary-light: #e1effe;
    --accent-color: #059669;
    --background: #f8fafc;
    --background-card: #ffffff;
    --background-header: #ffffff;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 8px 32px rgba(15, 23, 42, 0.1);
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --border-radius: 12px;
    --transition-speed: 0.25s;
    --max-width: 1140px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--background);
    color: var(--text-dark);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.65;
    font-size: 16px;
}

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ── Top bar de confiança ── */
.trust-bar {
    background: var(--primary-dark);
    color: #fff;
    font-size: 0.8125rem;
    padding: 0.5rem 0;
    text-align: center;
}

.trust-bar .container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-bar span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    opacity: 0.95;
}

.trust-bar svg {
    flex-shrink: 0;
}

/* ── Header ── */
.header {
    background-color: var(--background-header);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.logo-text {
    font-size: 1.35rem;
    color: var(--primary-dark);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-subtitle {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 500;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-speed);
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--primary-light);
}

.nav-whatsapp {
    background: var(--accent-color) !important;
    color: #fff !important;
    font-weight: 600;
    margin-left: 0.5rem;
}

.nav-whatsapp:hover {
    background: #047857 !important;
    color: #fff !important;
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    position: relative;
    transition: all var(--transition-speed);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    transition: all var(--transition-speed);
}

.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }

.mobile-menu.active .hamburger { background: transparent; }
.mobile-menu.active .hamburger::before { transform: rotate(45deg); top: 0; }
.mobile-menu.active .hamburger::after { transform: rotate(-45deg); bottom: 0; }

/* ── Hero ── */
.hero {
    background: linear-gradient(135deg, #1e429f 0%, #1a56db 50%, #2563eb 100%);
    color: #fff;
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 0.375rem 1rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.02em;
}

.hero-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    opacity: 0.9;
    max-width: 640px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-speed);
}

.btn-hero-primary {
    background: #fff;
    color: var(--primary-dark);
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-hero-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-hero-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

/* ── Trust cards ── */
.trust-section {
    padding: var(--spacing-xl) 0;
    margin-top: -2rem;
    position: relative;
    z-index: 2;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.trust-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.trust-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
    font-size: 1.5rem;
}

.trust-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.375rem;
}

.trust-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ── Sections ── */
.main-content {
    padding-bottom: var(--spacing-xl);
}

.section {
    padding: var(--spacing-2xl) 0;
}

.section-alt {
    background: #fff;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--spacing-xl);
}

.section-label {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.section-title {
    color: var(--text-dark);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ── Cards de planos ── */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: relative;
    transition: box-shadow var(--transition-speed), transform var(--transition-speed);
    box-shadow: var(--shadow-sm);
}

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

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

.card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.card-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--primary-color);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.card-title {
    color: var(--text-dark);
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    padding-top: 0.25rem;
}

.card-features {
    list-style: none;
    flex: 1;
    margin: var(--spacing-sm) 0;
}

.card-features li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: var(--text-muted);
}

.card-features li::before {
    content: '✓';
    color: var(--accent-color);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.card-price {
    font-size: 2rem;
    color: var(--text-dark);
    text-align: center;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.card-highlight {
    font-size: 1.75rem;
    color: var(--primary-color);
    text-align: center;
    font-weight: 700;
}

.card-note {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: -0.25rem;
}

.card.special {
    background: linear-gradient(180deg, #fff 0%, var(--primary-light) 100%);
    border-color: var(--primary-color);
}

/* ── Buttons ── */
.btn {
    display: inline-block;
    padding: 0.875rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-speed);
    width: 100%;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
}

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

.btn-special {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: #fff;
}

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

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: #fff;
}

/* ── Revenda ── */
#revenda .cards {
    max-width: 560px;
    margin: 0 auto;
}

#revenda .card-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.375rem;
}

#revenda .card-features li {
    background: rgba(26, 86, 219, 0.06);
    padding: 0.5rem 0.625rem;
    border-radius: 8px;
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* ── Vantagens ── */
.advantages-grid {
    max-width: 860px;
    margin: 0 auto;
}

.advantage-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.advantage-title {
    color: var(--text-dark);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.35rem;
    font-weight: 700;
}

.advantages-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-sm);
}

.advantages-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: 0.9375rem;
    color: var(--text-muted);
    padding: 0.625rem;
    background: var(--background);
    border-radius: 8px;
}

.advantages-list .icon {
    color: var(--accent-color);
    font-weight: 700;
    flex-shrink: 0;
}

/* ── Streams / info block ── */
.info-block {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    max-width: 860px;
    margin: 0 auto;
}

.info-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

/* ── FAQ ── */
.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.faq-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: inherit;
}

.faq-question::after {
    content: '+';
    font-size: 1.25rem;
    color: var(--primary-color);
    flex-shrink: 0;
    transition: transform var(--transition-speed);
}

.faq-item.open .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    display: none;
    padding: 0 var(--spacing-lg) var(--spacing-md);
    color: var(--text-muted);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.faq-item.open .faq-answer {
    display: block;
}

/* ── Contato ── */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
    max-width: 860px;
    margin: 0 auto;
}

.contact-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
}

.contact-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-card p,
.contact-card a {
    color: var(--text-muted);
    font-size: 0.9375rem;
    text-decoration: none;
}

.contact-card a:hover {
    color: var(--primary-color);
}

/* ── Footer ── */
.footer {
    background: var(--text-dark);
    color: #cbd5e1;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

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

.footer-brand .logo-text {
    color: #fff;
    font-size: 1.2rem;
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.6;
    margin-top: 0.75rem;
    color: #94a3b8;
}

.footer-col h4 {
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--spacing-sm);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-speed);
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.copyright {
    font-size: 0.8125rem;
    color: #64748b;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-legal a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.8125rem;
}

.footer-legal a:hover {
    color: #fff;
}

/* ── Páginas legais ── */
.legal-page {
    padding: var(--spacing-2xl) 0;
    min-height: 60vh;
}

.legal-page h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.legal-updated {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xl);
}

.legal-page h2 {
    font-size: 1.25rem;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    color: var(--text-dark);
}

.legal-page p,
.legal-page li {
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.legal-page ul {
    padding-left: 1.5rem;
    margin-bottom: var(--spacing-md);
}

/* ── Animações leves (sem lib externa) ── */
.fade-in {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsivo ── */
@media (max-width: 768px) {
    .trust-bar .container {
        gap: 0.5rem;
    }

    .trust-bar span:nth-child(n+3) {
        display: none;
    }

    .header .container {
        position: relative;
    }

    .mobile-menu {
        display: block;
    }

    .nav-list {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--background-header);
        border-bottom: 1px solid var(--border-color);
        padding: var(--spacing-sm);
        box-shadow: var(--shadow-md);
    }

    .nav-list.active {
        display: flex;
    }

    .nav-link {
        display: block;
        width: 100%;
        text-align: center;
    }

    .nav-whatsapp {
        margin-left: 0;
    }

    .hero {
        padding: var(--spacing-xl) 0;
    }

    .trust-section {
        margin-top: 0;
        padding-top: var(--spacing-lg);
    }

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

    #revenda .card-features {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .cards {
        grid-template-columns: 1fr;
    }

    .advantages-list {
        grid-template-columns: 1fr;
    }
}