/* ── HEADER / NAV ── */
header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.6rem 4rem;
  display: flex; align-items: center; justify-content: space-between;
  transition: background .4s, backdrop-filter .4s, padding .4s;
}
header.scrolled {
  background: rgba(10,22,40,.92);
  backdrop-filter: blur(20px);
  padding: 1rem 4rem;
}

.logo {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600; font-size: 1.25rem;
  letter-spacing: .16em; color: var(--color-branco);
  text-decoration: none;
}
.logo-bar {
  width: 100%; height: 1px;
  background: var(--color-ouro);
  margin-top: 5px;
}

nav { display: flex; align-items: center; gap: 2.4rem; }
nav a {
  position: relative;
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .12em; color: var(--color-areia);
  text-decoration: none; opacity: .75;
  transition: opacity .2s, color .2s;
}
nav a:hover { opacity: 1; color: var(--color-ouro); }
nav a::after {
  content: '';
  position: absolute; bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--color-ouro);
  transition: width .3s ease;
}
nav a:hover::after { width: 100%; }

.btn-nav {
  font-size: .74rem; text-transform: uppercase;
  letter-spacing: .15em; color: var(--color-ouro);
  border: 1px solid var(--color-ouro);
  padding: .55rem 1.3rem;
  text-decoration: none;
  transition: background .25s, color .25s;
}
.btn-nav:hover { background: var(--color-ouro); color: var(--color-deep); }

/* HAMBURGER */
.hamburger {
  display: none; flex-direction: column;
  gap: 5px; background: none; border: none; cursor: pointer;
}
.hamburger span {
  width: 24px; height: 1.5px;
  background: var(--color-areia);
  transition: transform .3s, opacity .3s;
  display: block;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* MOBILE NAV */
.mobile-nav {
  display: none; position: fixed; inset: 0;
  background: rgba(10,22,40,.98);
  z-index: 999;
  flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem; color: var(--color-branco);
  text-decoration: none; letter-spacing: .08em;
  transition: color .2s;
}
.mobile-nav a:hover { color: var(--color-ouro); }

/* ── BUTTONS ── */
.btn-primary {
  font-family: 'DM Sans', sans-serif;
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .15em; font-weight: 500;
  background: var(--color-ouro); color: var(--color-deep);
  border: 1px solid var(--color-ouro);
  padding: 1rem 2.4rem; text-decoration: none; cursor: pointer;
  transition: transform .2s, box-shadow .2s;
}
.btn-primary:hover { transform: scale(1.03); box-shadow: 0 0 30px rgba(201,168,76,.4); }

.btn-outline {
  font-family: 'DM Sans', sans-serif;
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .15em; font-weight: 400;
  background: transparent; color: var(--color-branco);
  border: 1px solid rgba(245,240,232,.35);
  padding: 1rem 2.4rem; text-decoration: none; cursor: pointer;
  transition: transform .2s, border-color .2s, color .2s;
}
.btn-outline:hover { border-color: var(--color-ouro); color: var(--color-ouro); transform: scale(1.03); }

.btn-wa {
  display: inline-flex; align-items: center; gap: .7rem;
  background: #25d366; color: #fff;
  padding: .78rem 1.4rem; font-size: .78rem;
  text-transform: uppercase; letter-spacing: .1em;
  text-decoration: none; font-family: 'DM Sans', sans-serif;
  margin-top: .6rem; transition: transform .2s, box-shadow .2s;
}
.btn-wa:hover { transform: scale(1.03); box-shadow: 0 0 20px rgba(37,211,102,.3); }

.btn-submit {
  background: var(--color-ouro); color: var(--color-deep);
  border: none; padding: 1.15rem;
  font-family: 'DM Sans', sans-serif; font-size: .78rem;
  text-transform: uppercase; letter-spacing: .2em; font-weight: 500;
  cursor: pointer; width: 100%;
  transition: transform .2s, box-shadow .2s;
}
.btn-submit:hover { transform: scale(1.02); box-shadow: 0 0 25px rgba(201,168,76,.35); }

/* ── CARDS ── */
.card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(201,168,76,.2);
  padding: 2.4rem 1.8rem;
  transition: border-color .3s, box-shadow .3s, transform .3s;
}
.card:hover { border-color: rgba(201,168,76,.6); box-shadow: 0 0 30px rgba(201,168,76,.1); transform: translateY(-4px); }
.card-icon { margin-bottom: 1.4rem; color: var(--color-ouro); }
.card h3 { font-size: 1.25rem; color: var(--color-branco); margin-bottom: .7rem; }
.card p { font-size: .88rem; color: var(--color-areia); line-height: 1.65; opacity: .8; }

/* ── LIGHTBOX ── */
.lightbox {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.96); z-index: 2000;
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lb-inner { position: relative; max-width: 820px; width: 90vw; }
.lb-content {
  width: 100%; aspect-ratio: 16/9;
  border: 1px solid rgba(201,168,76,.3);
  display: flex; align-items: center; justify-content: center;
}
.lb-close {
  position: absolute; top: -2.4rem; right: 0;
  color: var(--color-areia); font-size: 1.4rem;
  cursor: pointer; background: none; border: none;
  opacity: .7; transition: opacity .2s;
}
.lb-close:hover { opacity: 1; }
.lb-cap {
  text-align: center; margin-top: .9rem;
  font-family: 'Cormorant Garamond', serif;
  font-style: italic; color: var(--color-areia);
}

/* ── FOOTER ── */
footer {
  background: rgba(0,0,0,.32);
  border-top: 1px solid rgba(201,168,76,.15);
  padding: 4rem 4rem 2rem;
}
.ft-inner { max-width: 1200px; margin: 0 auto; }
.ft-top { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 4rem; margin-bottom: 3rem; }
.ft-brand h3 { font-size: 1.45rem; color: var(--color-branco); letter-spacing: .1em; margin-bottom: .5rem; }
.ft-brand p { font-style: italic; font-family: 'Cormorant Garamond', serif; color: var(--color-espuma); }
.ft-links h4, .ft-contact h4 { font-size: .68rem; text-transform: uppercase; letter-spacing: .2em; color: var(--color-ouro); margin-bottom: 1rem; }
.ft-links ul { list-style: none; }
.ft-links li { margin-bottom: .55rem; }
.ft-links a { color: var(--color-areia); text-decoration: none; font-size: .84rem; opacity: .7; transition: opacity .2s, color .2s; }
.ft-links a:hover { opacity: 1; color: var(--color-ouro); }
.ft-contact p { font-size: .84rem; color: var(--color-areia); opacity: .7; line-height: 1.65; }
.ft-bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.ft-disc { font-size: .68rem; color: var(--color-areia); opacity: .38; font-style: italic; }
.ft-copy { font-size: .68rem; color: var(--color-areia); opacity: .38; }

/* ── FORM ── */
.form { display: flex; flex-direction: column; gap: 1rem; }
.fg { display: flex; flex-direction: column; gap: .38rem; }
.fg label { font-size: .68rem; text-transform: uppercase; letter-spacing: .15em; color: var(--color-espuma); }
.fg input, .fg textarea {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(201,168,76,.25);
  padding: .88rem 1rem; color: var(--color-branco);
  font-family: 'DM Sans', sans-serif; font-size: .88rem;
  transition: border-color .2s; outline: none;
}
.fg input:focus, .fg textarea:focus { border-color: var(--color-ouro); }
.fg input.err { border-color: #e05c5c; }
.fg input.ok  { border-color: #5ce05c; }
.fg textarea { resize: vertical; min-height: 95px; }

.fcheck { display: flex; align-items: flex-start; gap: .7rem; cursor: pointer; }
.fcheck input[type=checkbox] { margin-top: .1rem; accent-color: var(--color-ouro); }
.fcheck span { font-size: .78rem; color: var(--color-areia); opacity: .8; line-height: 1.5; }

.form-ok {
  display: none; text-align: center;
  padding: 2.8rem 2rem;
  border: 1px solid rgba(201,168,76,.3);
  background: rgba(201,168,76,.05);
}
.form-ok.on { display: block; }
.form-ok h3 { font-size: 1.5rem; color: var(--color-ouro); margin-bottom: .5rem; }
.form-ok p { color: var(--color-areia); font-size: .88rem; }