/* Paleta baseada na logo: verde primário e tons sobre fundo escuro */
:root {
    --color-bg: #0b0b0b;
    --color-surface: #121212;
    --color-text: #e6e6e6;
    --color-muted: #9aa0a6;
    --color-accent: #46b200; /* Verde claro da logomarca */
    --color-accent-2: #2a8f00; /* Tom mais escuro */
    --radius: 12px;
    --container: 1140px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
}

.container { width: min(100%, var(--container)); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(18,18,18,.9); backdrop-filter: saturate(150%) blur(8px); border-bottom: 1px solid #1f1f1f; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--color-text); font-weight: 700; letter-spacing: 1px; }
.brand-logo { height: 28px; width: auto; display: block; }
.brand-mark { color: var(--color-accent); font-size: 22px; }
.brand-name { opacity: .9; }

.main-nav ul { display: flex; list-style: none; margin: 0; padding: 0; gap: 18px; }
.main-nav a { color: var(--color-text); text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.main-nav a:hover { background: #1a1a1a; color: var(--color-accent); }
.nav-toggle { display: none; }

@media (max-width: 800px){
    .main-nav ul { display: none; }
    .nav-toggle { display: inline-flex; background: #1a1a1a; border: 1px solid #2a2a2a; color: var(--color-text); padding: 8px 12px; border-radius: 8px; }
    .main-nav[aria-expanded="true"] ul{ display: flex; position: absolute; right: 20px; top: 64px; flex-direction: column; background: #121212; border: 1px solid #222; padding: 10px; border-radius: 10px; }
}

/* Hero */
.hero { padding: 72px 0 32px; border-bottom: 1px solid #1b1b1b; }
.hero-inner { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: center; }
.hero-copy h1 { font-size: 44px; margin: 0 0 10px; }
.hero-copy p { color: var(--color-muted); max-width: 60ch; }
.hero-ctas { display: flex; gap: 12px; margin-top: 20px; }
.text-accent { color: var(--color-accent); }
.hero-art { display:flex; align-items:center; justify-content:center; }
.hero-logo { width: 100%; max-width: 380px; height: auto; filter: drop-shadow(0 10px 30px rgba(0,0,0,.35)); }
.hero-art .pattern { width: 100%; aspect-ratio: 1/1; border-radius: var(--radius); background-image: radial-gradient(transparent 52%, rgba(70,178,0,.08) 53%), linear-gradient(135deg, rgba(70,178,0,.08), transparent 60%); border: 1px solid #1d2; box-shadow: inset 0 0 0 1px rgba(70,178,0,.2); }
.brands-hint { text-align: center; color: #708070; font-size: 12px; padding-top: 6px; }

@media (max-width: 900px){
    .hero-inner { grid-template-columns: 1fr; }
}

/* Features */
.features { padding: 48px 0; }
.features h2 { margin: 0 0 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--color-surface); border: 1px solid #202020; border-radius: var(--radius); padding: 18px; }
.card h3 { margin-top: 0; }

@media (max-width: 900px){
    .grid-3 { grid-template-columns: 1fr; }
}

/* Services */
.page-header { padding: 36px 0 0; }
.services-grid { padding: 24px 0 48px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.service-card { background: var(--color-surface); border: 1px solid #202020; padding: 18px; border-radius: var(--radius); }
@media (max-width: 900px){ .services-grid { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; padding-bottom: 48px; }
.contact-form, .contact-side { background: var(--color-surface); border: 1px solid #202020; padding: 18px; border-radius: var(--radius); }
.form-field { display: grid; gap: 6px; margin-bottom: 12px; }
label { font-weight: 600; }
input, textarea { background: #101010; border: 1px solid #2a2a2a; color: var(--color-text); border-radius: 10px; padding: 12px; }
input:focus, textarea:focus { outline: 2px solid rgba(70,178,0,.5); border-color: var(--color-accent); }
@media (max-width: 900px){ .contact-grid { grid-template-columns: 1fr; } }

/* Mensagem do formulário */
.form-message { min-height: 20px; font-size: 14px; color: var(--color-muted); }
.form-message.is-success { color: #7CFF9E; }
.form-message.is-error { color: #ff6b6b; }

/* CTA */
.cta { padding: 24px 0 72px; }
.cta-box { background: linear-gradient(135deg, rgba(70,178,0,.12), rgba(42,143,0,.12)); border: 1px solid rgba(70,178,0,.25); padding: 22px; border-radius: var(--radius); text-align: center; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 16px; border-radius: 10px; text-decoration: none; font-weight: 600; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--color-accent); color: #0b1900; border-color: var(--color-accent-2); }
.btn-primary:hover { filter: brightness(1.05); box-shadow: 0 0 0 4px rgba(70,178,0,.15); }
.btn-outline { background: transparent; color: var(--color-accent); border-color: #2b3; }
.btn-outline:hover { background: rgba(70,178,0,.08); }

/* Footer */
.site-footer { border-top: 1px solid #1b1b1b; background: #0f0f0f; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; }
.footer-copy { color: var(--color-muted); font-size: 14px; }

/* WhatsApp botão flutuante */
.whatsapp-fab { position: fixed; right: 20px; bottom: 20px; width: 50px; height: 50px; border-radius: 50%; background: #25D366; color: #0b0b0b; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0,0,0,.35); text-decoration: none; }
.whatsapp-fab:hover { filter: brightness(1.05); }