/* ============================================================
   Bangalôs em Guaramiranga — Tema base
   Tokens, tipografia, header, footer e botões.
   Paleta e fontes conforme o Guia Visual.
   ============================================================ */

:root {
    /* Cores */
    --verde:          #255F3C;
    --verde-escuro:   #173B27;
    --marrom:         #7A4E2D;
    --dourado:        #B88746;
    --dourado-claro:  #d4a45e;
    --bege:           #F4EFE6;
    --offwhite:       #FFFDF8;
    --texto:          #333333;
    --texto-suave:    #6b6b63;
    --linha:          #ece6da;

    /* Tipografia */
    --serif: "Playfair Display", Georgia, "Times New Roman", serif;
    --sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

    /* Layout */
    --container: 1140px;
    --radius:    16px;
    --radius-sm: 10px;
    --shadow:    0 10px 30px rgba(23, 59, 39, .08);
    --shadow-sm: 0 4px 14px rgba(23, 59, 39, .07);
}

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

html { scroll-behavior: smooth; }

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; color: var(--verde-escuro); }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }

.icon { display: inline-block; vertical-align: middle; flex: none; }

/* ---------- Botões ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: var(--sans); font-weight: 600; font-size: 15px;
    padding: 13px 24px; border-radius: 999px; border: 1.5px solid transparent;
    cursor: pointer; transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-verde   { background: var(--verde); color: #fff; }
.btn-verde:hover { background: #1f5234; box-shadow: 0 8px 20px rgba(37,95,60,.25); }
.btn-dourado { background: var(--dourado); color: #fff; }
.btn-dourado:hover { background: #a9793c; box-shadow: 0 8px 20px rgba(184,135,70,.3); }
.btn-outline-dourado { background: transparent; color: var(--dourado); border-color: var(--dourado); padding: 9px 18px; font-size: 14px; }
.btn-outline-dourado:hover { background: var(--dourado); color: #fff; }
.btn-outline-verde { background: transparent; color: var(--verde); border-color: var(--verde); }
.btn-outline-verde:hover { background: var(--verde); color: #fff; }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255,253,248,.92);
    backdrop-filter: saturate(140%) blur(8px);
    border-bottom: 1px solid var(--linha);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 84px; gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 52px; width: auto; flex: none; display: block; }
.brand-mark { width: 46px; height: 46px; flex: none; }
.brand-text { font-family: var(--serif); line-height: 1.05; }
.brand-text .t1 { display: block; font-size: 15px; color: var(--verde); }
.brand-text .t2 { display: block; font-size: 22px; font-weight: 700; color: var(--verde-escuro); }

.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a { font-size: 15px; color: var(--texto); font-weight: 500; padding-bottom: 4px; }
.main-nav a:hover { color: var(--verde); }
.main-nav a.active { color: var(--verde-escuro); border-bottom: 2px solid var(--verde); }

.header-cta { display: flex; align-items: center; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--verde-escuro); margin: 5px 0; border-radius: 2px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--verde-escuro); color: #d9e4dc; margin-top: 72px; }
.site-footer .container { padding-block: 56px 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand .brand-text .t1 { color: #cdd9cf; }
.footer-brand .brand-text .t2 { color: #fff; }
.footer-brand p { margin: 16px 0 0; font-size: 14px; color: #aebfb1; max-width: 260px; }
.footer-col h4 { color: #fff; font-family: var(--sans); font-weight: 600; font-size: 15px; margin-bottom: 16px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; font-size: 14px; color: #c2d0c5; }
.footer-col li a:hover { color: #fff; }
.footer-contact li { display: flex; align-items: center; gap: 10px; }
.footer-contact .icon { color: var(--dourado-claro); }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 40px; height: 40px; border-radius: 50%;
    border: 1px solid rgba(255,255,255,.25);
    display: grid; place-items: center; color: #d9e4dc; transition: .2s;
}
.footer-social a:hover { background: var(--dourado); border-color: var(--dourado); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 36px; padding-top: 20px; text-align: center; font-size: 13px; color: #9fb0a3; }

/* ---------- Responsivo ---------- */
@media (max-width: 880px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .main-nav, .header-cta { display: none; }
    .nav-toggle { display: block; }
    .site-header.open .main-nav {
        display: flex; position: absolute; top: 84px; left: 0; right: 0;
        flex-direction: column; gap: 0; background: var(--offwhite);
        border-bottom: 1px solid var(--linha); padding: 8px 24px 16px;
    }
    .site-header.open .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--linha); }
}
@media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    * { scroll-behavior: auto !important; transition: none !important; }
}