/* ============================================================================
   GSG SISTEM 2026 - site.css - Rev0 (jul/2026)
   Identidade Gelo Institucional sobre navy, ancorada nas cores oficiais do
   vetor Rev0. Tipografia: Space Grotesk (titulos) + Inter (corpo).
   ========================================================================== */

:root {
    --navy: #1E467A;
    --navy-2: #14335C;
    --ciano: #27A8F6;
    --ciano-vivo: #00DBFF;
    --gelo: #D6E4F0;
    --gelo-claro: #EEF4FA;
    --tinta: #22314A;
    --tinta-suave: #51617A;
    --amarelo: #FBCE0A;
    --branco: #FFFFFF;
    --raio: 16px;
    --sombra: 0 14px 40px rgba(20, 51, 92, 0.10);
    --sombra-alta: 0 24px 60px rgba(20, 51, 92, 0.18);
    --f-display: "Space Grotesk", "Arial", sans-serif;
    --f-corpo: "Inter", "Arial", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
    margin: 0;
    font-family: var(--f-corpo);
    font-size: 17px;
    line-height: 1.65;
    color: var(--tinta);
    background: var(--branco);
    -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 { font-family: var(--f-display); line-height: 1.15; margin: 0 0 0.6em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
a { color: var(--ciano); }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.wrap-estreito { max-width: 880px; }

.secao { padding: 88px 0; }
.secao-clara { background: var(--branco); }
.secao-gelo { background: var(--gelo-claro); }
.secao-navy { background: linear-gradient(165deg, var(--navy) 0%, var(--navy-2) 100%); color: var(--branco); }
.secao-navy h2 { color: var(--branco); }
.secao-sub { max-width: 720px; color: var(--tinta-suave); font-size: 1.06rem; }
.secao-navy .secao-sub { color: rgba(255, 255, 255, 0.82); }

.olho {
    font-family: var(--f-display);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ciano-vivo);
    margin-bottom: 14px;
}
.olho-escuro { color: var(--ciano); }

/* Botoes ------------------------------------------------------------------ */

.botao {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--f-display);
    font-weight: 600;
    font-size: 0.98rem;
    padding: 14px 26px;
    border-radius: 999px;
    text-decoration: none;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
    border: 0;
    cursor: pointer;
}
.botao:hover { transform: translateY(-2px); }
.botao-cheio { background: var(--navy); color: var(--branco); }
.botao-cheio:hover { background: var(--navy-2); box-shadow: var(--sombra); }
.botao-ciano { background: var(--ciano); color: var(--branco); }
.botao-ciano:hover { background: #1690DE; box-shadow: 0 14px 34px rgba(39, 168, 246, 0.35); }
.botao-contorno { background: transparent; color: var(--branco); border: 1.5px solid rgba(255, 255, 255, 0.45); }
.botao-contorno:hover { border-color: var(--ciano-vivo); color: var(--ciano-vivo); }

/* Topo -------------------------------------------------------------------- */

.topo {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(30, 70, 122, 0.08);
}
.topo.rolado { box-shadow: 0 10px 30px rgba(20, 51, 92, 0.08); }
.topo-linha { display: flex; align-items: center; gap: 28px; height: 84px; }
.topo-logo img { width: 152px; height: auto; }
.topo-nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.topo-nav a {
    font-family: var(--f-display);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--tinta);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: color 150ms ease, border-color 150ms ease;
}
.topo-nav a:hover { color: var(--navy); border-color: var(--ciano); }
.topo-cta { flex: none; }
.topo-cta-mobile { display: none; }
.topo-menu {
    display: none;
    background: var(--navy);
    color: var(--branco);
    border: 0;
    border-radius: 12px;
    width: 46px;
    height: 46px;
    font-size: 1.4rem;
    cursor: pointer;
}

/* Hero -------------------------------------------------------------------- */

.hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 62%, #0F2947 100%);
    color: var(--branco);
    padding: 84px 0 56px;
}
.hero-molecula {
    position: absolute;
    top: -60px;
    right: -80px;
    width: 620px;
    height: auto;
    color: var(--ciano-vivo);
    opacity: 0.14;
    pointer-events: none;
}
.hero-grade {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 56px;
    align-items: center;
}
.hero h1 {
    font-size: clamp(2rem, 4.4vw, 3.15rem);
    font-weight: 700;
    letter-spacing: -0.015em;
}
.hero h1 span { color: var(--ciano-vivo); }
.hero-sub { font-size: 1.12rem; color: rgba(255, 255, 255, 0.85); max-width: 540px; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 18px; }
.hero-nota {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.72);
}
.hero-nota i { color: var(--ciano-vivo); }

.navegador {
    background: #0D2138;
    border-radius: 14px;
    box-shadow: var(--sombra-alta);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.10);
}
.navegador-barra { display: flex; gap: 7px; padding: 11px 14px; }
.navegador-barra span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); }
.navegador-barra span:first-child { background: var(--ciano-vivo); }
.hero-tela .navegador { transform: rotate(0.6deg); }

.hero-stats {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 64px;
    padding-top: 34px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.hero-stats strong {
    display: block;
    font-family: var(--f-display);
    font-size: clamp(1.7rem, 3vw, 2.3rem);
    font-weight: 700;
    color: var(--ciano-vivo);
    line-height: 1;
}
.hero-stats span { font-size: 0.9rem; color: rgba(255, 255, 255, 0.72); }

/* Clientes ---------------------------------------------------------------- */

.clientes { background: var(--branco); padding: 40px 0 46px; border-bottom: 1px solid rgba(30, 70, 122, 0.07); }
.clientes-titulo {
    text-align: center;
    font-family: var(--f-display);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--tinta-suave);
    margin-bottom: 26px;
}
.clientes-faixa { overflow: hidden; position: relative; }
.clientes-faixa::before,
.clientes-faixa::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 90px;
    z-index: 2;
    pointer-events: none;
}
.clientes-faixa::before { left: 0; background: linear-gradient(to right, var(--branco), transparent); }
.clientes-faixa::after { right: 0; background: linear-gradient(to left, var(--branco), transparent); }
.clientes-trilho {
    display: flex;
    align-items: center;
    gap: 64px;
    width: max-content;
    animation: desfile 46s linear infinite;
    padding: 0 32px;
}
@keyframes desfile { to { transform: translateX(-50%); } }
.clientes-logo { flex: none; display: flex; align-items: center; justify-content: center; height: 54px; }
.clientes-logo img { max-height: 46px; max-width: 150px; width: auto; height: auto; object-fit: contain; }

/* Modulos ----------------------------------------------------------------- */

.modulos-grade {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 40px;
}
.modulo-card {
    background: var(--branco);
    border: 1px solid rgba(30, 70, 122, 0.10);
    border-radius: var(--raio);
    padding: 20px 18px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}
.modulo-card:hover { transform: translateY(-3px); box-shadow: var(--sombra); border-color: rgba(39, 168, 246, 0.5); }
.modulo-card i {
    flex: none;
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(39, 168, 246, 0.12);
    color: var(--ciano);
    font-size: 1.25rem;
}
.modulo-mais { background: var(--navy); color: var(--branco); border-color: var(--navy); }
.modulo-mais i { background: rgba(0, 219, 255, 0.18); color: var(--ciano-vivo); }

/* Plataforma e IA --------------------------------------------------------- */

.ia-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin: 40px 0 48px;
}
.ia-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--raio);
    padding: 26px 24px;
}
.ia-card i {
    display: inline-grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(0, 219, 255, 0.16);
    color: var(--ciano-vivo);
    font-size: 1.3rem;
    margin-bottom: 14px;
}
.ia-card h3 { color: var(--branco); }
.ia-card p { color: rgba(255, 255, 255, 0.78); font-size: 0.95rem; margin: 0; }

.galeria {
    display: flex;
    gap: 26px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding: 6px;
}
.galeria::-webkit-scrollbar { display: none; }
.galeria-item { flex: 0 0 min(860px, 92%); scroll-snap-align: center; }
.galeria-controles {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 26px;
}
.galeria-seta {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    background: transparent;
    color: var(--branco);
    font-size: 1.1rem;
    cursor: pointer;
    transition: border-color 150ms ease, color 150ms ease;
}
.galeria-seta:hover { border-color: var(--ciano-vivo); color: var(--ciano-vivo); }
.galeria-posicao { font-family: var(--f-display); font-weight: 600; color: rgba(255, 255, 255, 0.8); min-width: 64px; text-align: center; }

/* Diferenciais ------------------------------------------------------------ */

.dif-grade {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}
.dif-card {
    background: var(--gelo-claro);
    border: 1px solid rgba(30, 70, 122, 0.08);
    border-radius: var(--raio);
    padding: 28px 26px;
    transition: transform 180ms ease, box-shadow 180ms ease;
}
.dif-card:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.dif-card i {
    display: inline-grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 13px;
    background: var(--navy);
    color: var(--ciano-vivo);
    font-size: 1.3rem;
    margin-bottom: 16px;
}
.dif-card h3 { color: var(--navy); }
.dif-card p { color: var(--tinta-suave); font-size: 0.96rem; margin: 0; }

/* Planos ------------------------------------------------------------------ */

.planos-grade {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 44px;
    align-items: stretch;
}
.plano {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--branco);
    border: 1px solid rgba(30, 70, 122, 0.10);
    border-radius: 20px;
    padding: 34px 30px 30px;
    box-shadow: var(--sombra);
    transition: transform 200ms ease, box-shadow 200ms ease;
}
.plano:hover { transform: translateY(-5px); box-shadow: var(--sombra-alta); }
.plano h3 { font-size: 1.5rem; color: var(--navy); text-align: center; margin-bottom: 4px; }
.plano-para { text-align: center; font-size: 0.92rem; color: var(--tinta-suave); margin-bottom: 22px; }
.plano ul { list-style: none; margin: 0 0 26px; padding: 0; }
.plano li {
    position: relative;
    padding: 10px 0 10px 30px;
    border-bottom: 1px solid rgba(30, 70, 122, 0.09);
    font-size: 0.95rem;
}
.plano li:last-child { border-bottom: 0; }
.plano li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 16px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ciano);
    box-shadow: 0 0 0 4px rgba(39, 168, 246, 0.18);
}
.plano-preco { margin-top: auto; text-align: center; padding: 18px 0 22px; }
.plano-preco span { display: block; font-size: 0.82rem; color: var(--tinta-suave); }
.plano-preco strong { display: block; font-family: var(--f-display); font-size: 1.75rem; color: var(--navy); margin: 2px 0 12px; }
.plano-preco em { display: block; font-family: var(--f-display); font-style: normal; font-weight: 700; font-size: 1.3rem; color: var(--navy); margin-top: 2px; }
.plano .botao { justify-content: center; }

.plano-destaque { background: linear-gradient(165deg, var(--navy) 0%, var(--navy-2) 100%); border-color: var(--navy); color: var(--branco); }
.plano-destaque h3, .plano-destaque .plano-preco strong, .plano-destaque .plano-preco em { color: var(--branco); }
.plano-destaque .plano-para, .plano-destaque .plano-preco span { color: rgba(255, 255, 255, 0.72); }
.plano-destaque li { border-bottom-color: rgba(255, 255, 255, 0.16); }
.plano-destaque li::before { background: var(--ciano-vivo); box-shadow: 0 0 0 4px rgba(0, 219, 255, 0.16); }
.plano-selo {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--amarelo);
    color: var(--navy);
    font-family: var(--f-display);
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    padding: 7px 18px;
    border-radius: 999px;
}
.planos-nota { text-align: center; font-size: 0.88rem; color: var(--tinta-suave); margin-top: 30px; }

/* Depoimentos ------------------------------------------------------------- */

.dep-grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-top: 40px; }
.dep-card {
    margin: 0;
    background: var(--gelo-claro);
    border-radius: var(--raio);
    padding: 30px 28px;
    border: 1px solid rgba(30, 70, 122, 0.08);
}
.dep-card > i { font-size: 2rem; color: var(--ciano); }
.dep-card blockquote { margin: 8px 0 18px; font-size: 1rem; color: var(--tinta); }
.dep-card figcaption strong { display: block; font-family: var(--f-display); color: var(--navy); }
.dep-card figcaption span { font-size: 0.88rem; color: var(--tinta-suave); }

/* Experimente ------------------------------------------------------------- */

.experimente-grade {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 56px;
    align-items: center;
}
#experimente h2 span { color: var(--ciano-vivo); }
.experimente-lista { list-style: none; margin: 24px 0 0; padding: 0; }
.experimente-lista li { display: flex; align-items: center; gap: 10px; padding: 7px 0; color: rgba(255, 255, 255, 0.88); }
.experimente-lista i { color: var(--ciano-vivo); }
.experimente-form {
    background: var(--branco);
    border-radius: 20px;
    padding: 34px 32px;
    box-shadow: var(--sombra-alta);
    color: var(--tinta);
}
.experimente-form h3 { color: var(--navy); font-size: 1.25rem; margin-bottom: 18px; }

/* Formulario CF7 */
.wpcf7 p { margin: 0 0 14px; }
.wpcf7 label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--tinta); margin-bottom: 4px; }
.wpcf7 input[type="text"],
.wpcf7 input[type="email"],
.wpcf7 input[type="tel"],
.wpcf7 textarea {
    width: 100%;
    font-family: var(--f-corpo);
    font-size: 0.98rem;
    padding: 12px 14px;
    border: 1.5px solid rgba(30, 70, 122, 0.18);
    border-radius: 10px;
    background: var(--gelo-claro);
    color: var(--tinta);
    transition: border-color 150ms ease, background 150ms ease;
}
.wpcf7 input:focus, .wpcf7 textarea:focus { outline: none; border-color: var(--ciano); background: var(--branco); }
.wpcf7 .wpcf7-acceptance { font-size: 0.84rem; font-weight: 400; }
.wpcf7 .wpcf7-acceptance a { color: var(--ciano); }
.wpcf7 input[type="submit"], .wpcf7 button[type="submit"] {
    width: 100%;
    font-family: var(--f-display);
    font-weight: 600;
    font-size: 1rem;
    padding: 15px 24px;
    border: 0;
    border-radius: 999px;
    background: var(--ciano);
    color: var(--branco);
    cursor: pointer;
    transition: background 180ms ease, transform 180ms ease;
}
.wpcf7 input[type="submit"]:hover, .wpcf7 button[type="submit"]:hover { background: #1690DE; transform: translateY(-2px); }
.wpcf7 .wpcf7-not-valid-tip { font-size: 0.8rem; color: #C0392B; }
.wpcf7 .wpcf7-response-output { border-radius: 10px; padding: 10px 14px; font-size: 0.9rem; margin: 12px 0 0; }

/* FAQ --------------------------------------------------------------------- */

.faq-lista { margin-top: 36px; }
.faq-item {
    border: 1px solid rgba(30, 70, 122, 0.12);
    border-radius: 14px;
    margin-bottom: 12px;
    background: var(--branco);
    overflow: hidden;
    transition: box-shadow 150ms ease;
}
.faq-item[open] { box-shadow: var(--sombra); border-color: rgba(39, 168, 246, 0.45); }
.faq-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    cursor: pointer;
    font-family: var(--f-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--navy);
    padding: 18px 22px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { flex: none; transition: transform 200ms ease; color: var(--ciano); }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-item p { padding: 0 22px 20px; margin: 0; color: var(--tinta-suave); }
.faq-cta { text-align: center; margin-top: 34px; }

/* Quem Somos -------------------------------------------------------------- */

.quem-grade { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 36px; }
.quem-grade p {
    background: var(--branco);
    border-radius: var(--raio);
    border-top: 4px solid var(--ciano);
    padding: 28px 26px;
    box-shadow: var(--sombra);
    font-size: 0.97rem;
    color: var(--tinta-suave);
    margin: 0;
}

/* Rodape ------------------------------------------------------------------ */

.rodape { background: linear-gradient(165deg, var(--navy-2) 0%, #0F2947 100%); color: rgba(255, 255, 255, 0.82); padding: 70px 0 30px; }
.rodape h3 {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ciano-vivo);
    margin-bottom: 16px;
}
.rodape-grade { display: grid; grid-template-columns: 1.3fr 0.8fr 1.1fr 1fr; gap: 44px; }
.rodape-marca img { width: 168px; margin-bottom: 18px; }
.rodape-marca p { font-size: 0.92rem; max-width: 300px; }
.rodape-social { display: flex; gap: 12px; margin-top: 6px; }
.rodape-social a {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--branco);
    font-size: 1.15rem;
    text-decoration: none;
    transition: background 150ms ease, color 150ms ease;
}
.rodape-social a:hover { background: var(--ciano); }
.rodape-nav a, .rodape-contato a, .rodape-contato span {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    padding: 5px 0;
    font-size: 0.95rem;
}
.rodape-nav a:hover, .rodape-contato a:hover { color: var(--ciano-vivo); }
.rodape-contato i { color: var(--ciano-vivo); }
.rodape-contato span { align-items: flex-start; }
.rodape-cta p { font-size: 0.92rem; }
.rodape-legal {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    margin-top: 54px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}
.rodape-legal a { color: rgba(255, 255, 255, 0.75); }
.rodape-legal a:hover { color: var(--ciano-vivo); }

.whats-flutuante {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 70;
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #25D366;
    color: var(--branco);
    font-size: 1.7rem;
    text-decoration: none;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
    transition: transform 180ms ease;
}
.whats-flutuante:hover { transform: scale(1.07); }

/* Politica de privacidade ------------------------------------------------- */

.privacidade { padding: 72px 0; }
.privacidade h1 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); color: var(--navy); }
.privacidade h2 { font-size: 1.2rem; color: var(--navy); margin-top: 2rem; }
.privacidade p { text-align: justify; color: var(--tinta-suave); }

/* Acessibilidade e movimento --------------------------------------------- */

:focus-visible { outline: 3px solid var(--ciano); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .clientes-trilho { animation: none; flex-wrap: wrap; width: auto; justify-content: center; }
    * { transition: none !important; }
}

/* Responsivo -------------------------------------------------------------- */

@media (max-width: 1080px) {
    .modulos-grade { grid-template-columns: repeat(3, 1fr); }
    .rodape-grade { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 920px) {
    .topo-nav {
        display: none;
        position: absolute;
        top: 84px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: var(--branco);
        border-bottom: 1px solid rgba(30, 70, 122, 0.1);
        box-shadow: var(--sombra);
        padding: 10px 24px 20px;
    }
    .topo-nav.aberto { display: flex; }
    .topo-nav a { padding: 13px 4px; border-bottom: 1px solid rgba(30, 70, 122, 0.08); }
    .topo-cta { display: none; }
    .topo-cta-mobile { display: inline-flex; margin-top: 14px; justify-content: center; border-bottom: 0 !important; color: var(--branco) !important; }
    .topo-menu { display: block; margin-left: auto; }
    .hero-grade, .experimente-grade { grid-template-columns: 1fr; gap: 40px; }
    .hero-molecula { width: 420px; opacity: 0.10; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 26px; }
    .ia-cards, .dif-grade, .planos-grade, .quem-grade { grid-template-columns: 1fr; }
    .planos-grade { max-width: 520px; margin-left: auto; margin-right: auto; }
}

@media (max-width: 640px) {
    .secao { padding: 64px 0; }
    .modulos-grade { grid-template-columns: 1fr 1fr; }
    .modulo-card { flex-direction: column; text-align: center; gap: 10px; font-size: 0.88rem; }
    .hero { padding-top: 56px; }
    .galeria-item { flex-basis: 94%; }
    .rodape-grade { grid-template-columns: 1fr; gap: 32px; }
}