/* ========================================
   WEBMIX LANDING PAGE — RESPONSIVIDADE
   ======================================== */

/* TABLET LANDSCAPE */
@media (max-width: 1024px) {
    :root {
        --font-size-5xl: 2.75rem;
        --font-size-4xl: 2.25rem;
        --font-size-3xl: 1.75rem;
    }

    .hero__inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .hero__content {
        text-align: center;
    }

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

    .hero__actions {
        justify-content: center;
    }

    .hero__visual {
        width: 100%;
        max-width: 600px;
        margin: 0 auto;
    }

    .browser-mockup {
        max-width: 100%;
    }

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

    /* Bento grid: 2 colunas no tablet */
    .diferenciais__grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: auto;
    }

    .diferencial-card {
        grid-column: span 1;
    }

    .diferencial-card--large,
    .diferencial-card--tall {
        grid-column: span 1;
        grid-row: span 1;
    }

    .diferencial-card--wide {
        grid-column: 1 / -1;
    }

    .diferencial-card--half {
        grid-column: span 1;
    }

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

    .contato__inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

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

    .preco__inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }

    .footer__brand {
        grid-column: 1 / -1;
    }
}

/* TABLET PORTRAIT */
@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.85rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.35rem;
    }

    .container {
        padding: 0 var(--space-sm);
    }

    /* HEADER MOBILE — Dark theme */
    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-surface);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.4);
        padding: 80px var(--space-xl) var(--space-xl);
        transition: var(--transition);
        z-index: 999;
        border-left: 1px solid var(--color-border-glow);
    }

    .header__nav.open {
        right: 0;
    }

    .header__menu {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .header__link {
        font-size: var(--font-size-lg);
        color: var(--color-text);
    }

    .header__cta {
        display: none;
    }

    .header__hamburger {
        display: flex;
    }

    /* HERO MOBILE */
    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }

    .hero__actions {
        flex-direction: column;
        align-items: center;
        gap: var(--space-lg);
    }

    .selo-anos {
        justify-content: center;
    }

    .hero__visual {
        max-width: 100%;
        width: 100%;
    }

    /* Float badges: reposicionar no mobile */
    .hero__badges {
        justify-content: center;
    }

    .float-badge {
        font-size: 0.8rem;
        padding: 8px 12px;
    }

    .hero__carousel {
        width: 100%;
        padding: var(--space-lg) var(--space-xl);
        border-left: 3px solid var(--color-primary);
    }

    .hero__carousel-track {
        height: 70px;
    }

    .hero__carousel-dots {
        justify-content: center;
    }

    .hero__video {
        width: 100%;
    }

    /* GRIDS — 1 coluna */
    .problemas__grid {
        grid-template-columns: 1fr;
    }

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

    /* Fluxo visual: vertical no mobile */
    .fluxo-visual__pipeline {
        flex-direction: column;
        align-items: center;
    }

    .fluxo-visual__connector {
        width: 2px;
        height: 24px;
        min-width: 2px;
        margin-top: 0;
    }

    .fluxo-visual__pulse {
        width: 6px;
        height: 20px;
        top: -20px;
        left: -2px;
        animation-name: pulse-flow-v;
    }

    @keyframes pulse-flow-v {
        0% { top: -20px; opacity: 0; }
        10% { opacity: 1; }
        90% { opacity: 1; }
        100% { top: 100%; opacity: 0; }
    }

    .fluxo-visual__stats {
        gap: var(--space-lg);
    }

    /* Bento grid: 1 coluna no mobile */
    .diferenciais__grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }

    .diferencial-card,
    .diferencial-card--large,
    .diferencial-card--tall,
    .diferencial-card--wide,
    .diferencial-card--half {
        grid-column: span 1;
        grid-row: span 1;
    }

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

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

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

    .section-img {
        width: 100%;
    }

    /* STEPS */
    .steps::before {
        left: 24px;
    }

    .step {
        gap: var(--space-md);
    }

    .step__number {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-base);
    }

    /* CONTATO */
    .contato__inner {
        grid-template-columns: 1fr;
    }

    /* CTA FINAL */
    .cta-final__title {
        font-size: var(--font-size-3xl);
    }

    /* FOOTER */
    .footer__inner {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer__brand {
        grid-column: auto;
    }

    /* WHATSAPP */
    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 54px;
        height: 54px;
    }

    /* BOTÕES */
    .btn--large,
    .btn--xlarge {
        padding: 16px 28px;
        font-size: var(--font-size-base);
    }

    .section-header {
        margin-bottom: var(--space-2xl);
    }

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

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

    .problemas,
    .solucao,
    .como-funciona,
    .diferenciais,
    .futuro,
    .bonus,
    .apps,
    .depoimentos,
    .preco,
    .faq,
    .contato,
    .cta-final {
        padding: var(--space-3xl) 0;
    }
}

/* SMARTPHONE */
@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.85rem;
        --font-size-4xl: 1.6rem;
        --font-size-3xl: 1.35rem;
    }

    .hero {
        padding: 100px 0 40px;
    }

    .hero__inner {
        gap: var(--space-lg);
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

    /* Float badges: esconder no smartphone */
    .hero__badges {
        flex-direction: column;
        align-items: center;
    }

    .hero__carousel {
        padding: var(--space-md) var(--space-lg);
    }

    .hero__carousel-track {
        height: 60px;
    }

    .hero__stat-number {
        font-size: var(--font-size-2xl);
    }

    .hero__stat-label {
        font-size: 0.8rem;
    }

    .selo-anos__inner {
        width: 60px;
        height: 60px;
    }

    .selo-anos__numero {
        font-size: 1.3rem;
    }

    .selo-anos__desc {
        font-size: 0.75rem;
    }

    .form {
        padding: var(--space-lg);
    }

    .problema-card,
    .solucao-card,
    .diferencial-card,
    .bonus-card,
    .app-card {
        padding: var(--space-lg);
    }

    .btn--cta,
    .btn--cta-light {
        width: 100%;
        text-align: center;
    }

    /* Browser mockup compacto */
    .browser-bar {
        padding: 8px 12px;
    }

    .browser-dot {
        width: 8px;
        height: 8px;
    }

    .browser-url {
        font-size: 0.7rem;
    }
}

/* OVERLAY MOBILE NAV */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}