/* ==========================================================================
   GuerreiroBJJ — Roberto, Professor de Jiu-Jitsu | Landing Page
   Design: faixa preta 2º grau como sistema visual — preto/azul-marinho profundo,
   vermelho (barra de grau) e dourado (prestígio) sobre uma base de aço/osso.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
    /* Cores */
    --ink: #0C1536;
    --ink-deep: #070B22;
    --tatame: #141D46;
    --tatame-border: #2B345E;
    --vermelho: #C7334C;
    --vermelho-forte: #9E2840;
    --ouro: #DCB655;
    --ouro-suave: #ECD8A0;
    --aco: #B7BDD4;
    --aco-muted: #838AA8;
    --osso: #F4F0E6;
    --osso-2: #ECE5D3;
    --branco: #FFFFFF;
    --carvao: #171B33;
    --carvao-muted: #565C78;

    /* Tipografia */
    --font-display: 'Big Shoulders Display', sans-serif;
    --font-body: 'Work Sans', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    /* Espaçamento */
    --space-1: .25rem;
    --space-2: .5rem;
    --space-3: .75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-8: 3rem;
    --space-10: 4rem;
    --space-12: 5rem;
    --space-16: 7rem;

    /* Outros */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-full: 999px;
    --container: 1180px;
    --ease: cubic-bezier(.22, .61, .36, 1);
    --shadow-card: 0 20px 40px -20px rgba(7, 11, 34, .45);
    --shadow-soft: 0 10px 26px -14px rgba(7, 11, 34, .3);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--ink);
    color: var(--osso);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

h1,
h2,
h3,
h4,
p,
blockquote,
figure {
    margin: 0;
}

input,
select {
    font: inherit;
    color: inherit;
}

section[id] {
    scroll-margin-top: 84px;
}

::selection {
    background: var(--vermelho);
    color: var(--branco);
}

/* Foco visível — acessibilidade */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--ouro);
    outline-offset: 3px;
    border-radius: 4px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--ouro);
    color: var(--ink);
    padding: .8em 1.2em;
    z-index: 999;
    font-weight: 600;
    border-radius: 0 0 8px 0;
}

.skip-link:focus {
    left: 0;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
}

/* ---------- Layout utilities ---------- */
.wrap {
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--space-5);
}

.wrap-narrow {
    max-width: 820px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.icon {
    display: inline-block;
    vertical-align: middle;
    color: currentColor;
    flex-shrink: 0;
}

.icon-gold {
    color: var(--ouro);
}

.icon-grau {
    display: inline-block;
    vertical-align: middle;
}

/* ---------- Tipografia ---------- */
.eyebrow {
    font-family: var(--font-mono);
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .08em;
    color: var(--ouro-suave);
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.section-kicker {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-mono);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--vermelho);
    margin-bottom: var(--space-4);
}

.section-light .section-kicker {
    color: var(--vermelho-forte);
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2rem, 3.6vw, 2.9rem);
    line-height: 1.05;
    letter-spacing: -.01em;
    max-width: 18ch;
    margin-bottom: var(--space-4);
}

.section-light .section-title {
    color: var(--carvao);
}

.section-intro {
    font-size: 1.05rem;
    color: var(--aco);
    max-width: 56ch;
    margin-bottom: var(--space-10);
}

.section-light .section-intro {
    color: var(--carvao-muted);
}

.section-intro .stars {
    display: inline-flex;
    gap: 2px;
    margin-right: var(--space-2);
    transform: translateY(3px);
}

/* ---------- Botões ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5em;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: .95rem;
    padding: .85em 1.6em;
    border-radius: var(--radius-full);
    transition: transform .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
    white-space: nowrap;
    border: 1.5px solid transparent;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--vermelho-forte);
    color: var(--branco);
    box-shadow: 0 12px 24px -10px rgba(158, 40, 64, .55);
}

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

.btn-ghost {
    background: transparent;
    color: var(--osso);
    border-color: var(--tatame-border);
}

.btn-ghost:hover {
    border-color: var(--ouro);
    color: var(--ouro-suave);
}

.btn-outline {
    background: transparent;
    color: var(--carvao);
    border-color: rgba(23, 27, 51, .2);
    width: 100%;
}

.btn-outline:hover {
    border-color: var(--vermelho-forte);
    color: var(--vermelho-forte);
}

.btn-lg {
    padding: 1.05em 2em;
    font-size: 1rem;
}

.btn-sm {
    padding: .6em 1.3em;
    font-size: .85rem;
}

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background-color .25s var(--ease), border-color .25s var(--ease);
}

.site-header.is-scrolled {
    background: rgba(7, 11, 34, .92);
    backdrop-filter: blur(10px);
    border-bottom-color: var(--tatame-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    padding-block: var(--space-4);
}

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

.brand-emblem {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.brand-emblem svg {
    width: 100%;
    height: 100%;
}

.brand-word {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: .02em;
    color: var(--osso);
    line-height: 1;
}

.brand-word-tag {
    color: var(--vermelho);
    font-size: .75em;
    margin-left: .15em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.main-nav a {
    font-size: .92rem;
    font-weight: 500;
    color: var(--aco);
    transition: color .18s var(--ease);
}

.main-nav a:hover {
    color: var(--osso);
}

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

.nav-toggle {
    display: none;
    padding: .3em;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-4) var(--space-5) var(--space-6);
    background: var(--ink-deep);
    border-bottom: 1px solid var(--tatame-border);
}

.mobile-nav a {
    padding: .8em .2em;
    font-size: 1rem;
    color: var(--osso);
    border-bottom: 1px solid var(--tatame-border);
}

.mobile-nav .btn {
    margin-top: var(--space-3);
    align-self: flex-start;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    padding-block: var(--space-12) var(--space-16);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(60% 50% at 82% 20%, rgba(199, 51, 76, .16), transparent 70%),
        repeating-linear-gradient(135deg, rgba(183, 189, 212, .045) 0 2px, transparent 2px 34px);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: var(--space-10);
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3rem, 7.5vw, 5.6rem);
    line-height: .96;
    letter-spacing: -.01em;
    margin-block: var(--space-5) var(--space-6);
}

.hero-title span {
    display: block;
    color: var(--osso);
}

.hero-title .accent {
    color: var(--vermelho);
}

.hero-lede {
    font-size: 1.15rem;
    color: var(--aco);
    max-width: 46ch;
    margin-bottom: var(--space-8);
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.trust-row li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: .88rem;
    font-weight: 500;
    color: var(--aco);
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.belt-art {
    width: 100%;
    max-width: 460px;
}

/* ===== HERO COM FOTO DE FUNDO ===== */
.hero {
    position: relative;
    overflow: hidden;
}

.hero-image-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center 30%;
    /* ajuste para enquadrar o rosto */
    background-repeat: no-repeat;
    filter: brightness(0.55) saturate(1.1);
    /* escurece um pouco para contraste */
    z-index: 0;
}

.hero-bg {
    /* mantém o gradiente original por cima, se quiser */
    opacity: 0.3;
    /* ou remova se não quiser */
}

.hero-inner {
    position: relative;
    z-index: 1;
}

/* Mantém a faixa SVG visível e com bom contraste */
.belt-art {
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.6));
}

/* ---------- Seções ---------- */
.section {
    padding-block: var(--space-16);
}

.section-dark {
    background: var(--ink);
    color: var(--osso);
}

.section-light {
    background: var(--osso);
    color: var(--carvao);
}

/* ---------- Diferenciais ---------- */
.feature-card {
    background: var(--tatame);
    border: 1px solid var(--tatame-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--ouro);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: rgba(220, 182, 85, .1);
    color: var(--ouro);
    margin-bottom: var(--space-5);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--osso);
}

.feature-card p {
    font-size: .92rem;
    color: var(--aco);
}

/* ---------- Depoimentos ---------- */
.testimonial-card {
    background: var(--branco);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
}

.testimonial-card .stars {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-4);
}

.testimonial-card p {
    font-size: .93rem;
    color: var(--carvao);
    flex-grow: 1;
    margin-bottom: var(--space-5);
}

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

.avatar {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--ink);
    color: var(--ouro);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-author span:last-child {
    font-weight: 600;
    font-size: .9rem;
    color: var(--carvao);
}

/* ---------- CTA banner ---------- */
.cta-banner {
    padding-block: var(--space-10);
    background: var(--tatame);
    border-block: 1px solid var(--tatame-border);
}

.cta-banner-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.cta-banner h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    max-width: 30ch;
    color: var(--osso);
}

/* ---------- Sobre ---------- */
.sobre-grid {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: var(--space-10);
    align-items: start;
}

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

.photo-placeholder {
    aspect-ratio: 4 / 5;
    border: 1.5px dashed var(--tatame-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    color: var(--aco-muted);
    background: var(--tatame);
    font-size: .85rem;
    text-align: center;
    padding: var(--space-5);
}

.video-placeholder {
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-lg);
    background: var(--tatame);
    border: 1px solid var(--tatame-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    color: var(--aco-muted);
    font-size: .82rem;
}

/* ===== VÍDEO RESPONSIVO ===== */
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* proporção 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--ink-deep);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.play-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--vermelho-forte);
    color: var(--branco);
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn .icon {
    margin-left: 3px;
}

.sobre-copy p {
    color: var(--aco);
    margin-bottom: var(--space-4);
    max-width: 62ch;
}

.pullquote {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1.25;
    color: var(--ouro-suave);
    border-left: 3px solid var(--vermelho);
    padding-left: var(--space-5);
    margin-block: var(--space-6);
    max-width: 32ch;
}

.pullquote cite {
    display: block;
    font-family: var(--font-mono);
    font-style: normal;
    font-size: .8rem;
    font-weight: 500;
    color: var(--aco-muted);
    margin-top: var(--space-3);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-6);
}

.tag-list li {
    font-family: var(--font-mono);
    font-size: .74rem;
    letter-spacing: .02em;
    color: var(--aco);
    border: 1px solid var(--tatame-border);
    padding: .5em 1em;
    border-radius: var(--radius-full);
}

/* ---------- Preços ---------- */
.price-card {
    background: var(--branco);
    border: 1px solid rgba(23, 27, 51, .08);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    position: relative;
}

.price-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--carvao);
    margin-bottom: var(--space-3);
}

.price {
    display: flex;
    align-items: baseline;
    gap: .3em;
    margin-bottom: var(--space-3);
}

.price-value {
    font-family: var(--font-display);
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--vermelho-forte);
}

.price-unit {
    font-size: .85rem;
    color: var(--carvao-muted);
}

.price-desc {
    font-size: .85rem;
    color: var(--carvao-muted);
    margin-bottom: var(--space-6);
    flex-grow: 1;
}

.price-card-featured {
    background: var(--ink);
    border-color: var(--ouro);
    box-shadow: var(--shadow-card);
}

.price-card-featured h3,
.price-card-featured .price-value {
    color: var(--osso);
}

.price-card-featured .price-unit,
.price-card-featured .price-desc {
    color: var(--aco);
}

.price-badge {
    position: absolute;
    top: -13px;
    left: var(--space-6);
    background: var(--ouro);
    color: var(--ink);
    font-family: var(--font-mono);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    padding: .4em .9em;
    border-radius: var(--radius-full);
}

.price-notes {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(23, 27, 51, .1);
}

.price-notes li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: .88rem;
    font-weight: 500;
    color: var(--carvao-muted);
}

.price-notes .icon {
    color: var(--vermelho-forte);
}

/* ---------- FAQ ---------- */
.accordion {
    border-top: 1px solid rgba(23, 27, 51, .12);
}

.accordion-item {
    border-bottom: 1px solid rgba(23, 27, 51, .12);
}

.accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    text-align: left;
    padding: var(--space-5) var(--space-1);
    font-family: var(--font-body);
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--carvao);
}

.accordion-trigger .icon {
    color: var(--vermelho-forte);
    transition: transform .25s var(--ease);
    flex-shrink: 0;
}

.accordion-trigger[aria-expanded="true"] .icon {
    transform: rotate(180deg);
}

.accordion-panel {
    padding: 0 var(--space-1) var(--space-5);
    max-width: 68ch;
}

.accordion-panel p {
    color: var(--carvao-muted);
    font-size: .95rem;
}

/* ---------- Formulário ---------- */
.form-grid {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: var(--space-10);
    align-items: start;
}

.form-sidenotes {
    margin-block: var(--space-6) var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.form-sidenotes li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: .9rem;
    color: var(--aco);
}

.form-sidenotes .icon {
    color: var(--ouro);
}

.booking-form {
    background: var(--tatame);
    border: 1px solid var(--tatame-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-field label {
    font-size: .85rem;
    font-weight: 600;
    color: var(--aco);
}

.form-field input,
.form-field select {
    background: var(--ink-deep);
    border: 1.5px solid var(--tatame-border);
    border-radius: var(--radius-sm);
    padding: .85em 1em;
    color: var(--osso);
    font-size: .95rem;
    transition: border-color .18s var(--ease);
}

.form-field input::placeholder {
    color: var(--aco-muted);
}

.form-field input:focus,
.form-field select:focus {
    border-color: var(--ouro);
    outline: none;
}

.form-submit {
    margin-top: var(--space-2);
    width: 100%;
}

.form-status {
    font-size: .85rem;
    color: var(--ouro-suave);
    min-height: 1.2em;
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--ink-deep);
    padding-top: var(--space-12);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .9fr .9fr;
    gap: var(--space-8);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid var(--tatame-border);
}

.footer-brand p {
    color: var(--aco-muted);
    font-size: .88rem;
    margin-block: var(--space-4) var(--space-5);
    max-width: 32ch;
}

.social-links {
    display: flex;
    gap: var(--space-3);
}

.social-links a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--tatame-border);
    border-radius: 50%;
    color: var(--aco);
    transition: border-color .18s var(--ease), color .18s var(--ease);
}

.social-links a:hover {
    border-color: var(--ouro);
    color: var(--ouro);
}

.footer-col h4 {
    font-family: var(--font-mono);
    font-size: .78rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--aco-muted);
    margin-bottom: var(--space-4);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-col a,
.footer-col span {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: .9rem;
    color: var(--aco);
}

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

.footer-col p {
    font-size: .88rem;
    color: var(--aco-muted);
    margin-bottom: var(--space-1);
}

.footer-bottom {
    padding-block: var(--space-6);
}

.footer-bottom p {
    font-size: .8rem;
    color: var(--aco-muted);
}

/* ---------- Botão flutuante WhatsApp ---------- */
.fab-whatsapp {
    position: fixed;
    right: var(--space-5);
    bottom: var(--space-5);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: var(--branco);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 14px 28px -10px rgba(0, 0, 0, .5);
    z-index: 90;
    transition: transform .2s var(--ease);
}

.fab-whatsapp:hover {
    transform: scale(1.08);
}

/* ---------- Revelação ao rolar ---------- */
.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .6s var(--ease), transform .6s var(--ease);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        max-width: 380px;
        margin-inline: auto;
        order: -1;
    }

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

    .sobre-media {
        flex-direction: row;
    }

    .sobre-media>* {
        flex: 1;
    }

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

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

@media (max-width: 860px) {
    .main-nav {
        display: none;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .mobile-nav.is-open,
    .mobile-nav:not([hidden]) {
        display: flex;
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 640px) {
    .wrap {
        padding-inline: var(--space-4);
    }

    .section {
        padding-block: var(--space-10);
    }

    .hero {
        padding-block: var(--space-8) var(--space-10);
    }

    .grid-4 {
        grid-template-columns: 1fr;
    }

    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-ctas .btn {
        width: 100%;
    }

    .trust-row {
        gap: var(--space-4);
    }

    .cta-banner-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .sobre-media {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .fab-whatsapp {
        width: 50px;
        height: 50px;
        right: var(--space-4);
        bottom: var(--space-4);
    }

    .price-notes {
        flex-direction: column;
        gap: var(--space-3);
    }
}