/* =============================================================
   FUTURATECH LLC · custom.css
   Concept: Luxury Minimalist
   Palette:
     - Background:    #f8f9fa  (off-white premium)
     - Text:          #1a1a1a  (graphite deep)
     - Accent gold:   #b8975a  (matte gold, used subtly)
     - Soft gray:     #6c757d
   Typography:
     - Titles: 'Cinzel' (thin, elegant serif)
     - Body:   'Montserrat'
   ============================================================= */

/* -------- Fontes -------- */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600&family=Montserrat:wght@300;400;500;600&display=swap');

:root {
  --bg-soft:     #f8f9fa;
  --bg-pure:     #ffffff;
  --text-deep:   #1a1a1a;
  --text-mute:   #6c757d;
  --gold-matte:  #b8975a;
  --line-soft:   rgba(26, 26, 26, 0.08);
  --shadow-soft: 0 6px 24px rgba(0, 0, 0, 0.04);
  --shadow-hover:0 10px 32px rgba(0, 0, 0, 0.08);
}

.booking-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08); /* Sombra suave */
}

.form-input-luxe {
    border: 1px solid #ced4da;
    border-radius: 6px;
    padding: 12px;
    width: 100%;
}
/* -------- Base -------- */
* { box-sizing: border-box; }

html, body {
  background-color: var(--bg-soft);
  color: var(--text-deep);
  font-family: 'Montserrat', system-ui, sans-serif;
  font-weight: 300;
  letter-spacing: 0.2px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.section-title {
  font-family: 'Cinzel', serif;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--text-deep);
}

.letter-wide      { letter-spacing: 4px; }
.letter-wider     { letter-spacing: 6px; }
.text-gold        { color: var(--gold-matte); }
.divider-gold {
  width: 48px;
  height: 1px;
  background: var(--gold-matte);
  margin: 1rem auto;
  opacity: 0.7;
}

/* -------- NAVBAR -------- */
.navbar-futura {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
  padding: 1rem 0;
  transition: background-color 0.3s ease;
}

.navbar-futura .navbar-brand {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 1.1rem;
  letter-spacing: 4px;
  color: var(--text-deep) !important;
}

.navbar-futura .btn-book {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 3px;
  padding: 0.65rem 1.5rem;
  border: 1px solid var(--text-deep);
  border-radius: 999px;
  color: var(--text-deep);
  background: transparent;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.navbar-futura .btn-book:hover {
  background: var(--text-deep);
  color: #fff;
}

/* -------- HERO -------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: #111;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
  transform: scale(1.05);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  padding: 0 1.25rem;
  max-width: 820px;
}
.hero-title {
  font-family: 'Cinzel', serif;
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.6rem);
  letter-spacing: 4px;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 1rem;
}
.hero-subtitle {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
}
.btn-luxury {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 0.95rem 2.4rem;
  background: transparent;
  color: #fff;
  border: 1px solid #fff;
  border-radius: 999px;
  text-decoration: none;
  transition: background 0.25s ease, color 0.25s ease;
}
.btn-luxury:hover {
  background: #fff;
  color: var(--text-deep);
}
.btn-luxury.dark {
  border-color: var(--text-deep);
  color: var(--text-deep);
}
.btn-luxury.dark:hover {
  background: var(--text-deep);
  color: #fff;
}

/* -------- Section -------- */
.section {
  padding: 6rem 0;
}
.section-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--gold-matte);
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 0.5rem;
}

/* -------- Fleet Cards -------- */
.fleet-card {
  background: var(--bg-pure);
  border: none;
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  padding: 2rem 1.75rem;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  height: 100%;
}
.fleet-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.fleet-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.5rem;
}
.fleet-name {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: 2px;
  margin-bottom: 0.4rem;
}
.fleet-tag {
  font-size: 0.78rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-matte);
  margin-bottom: 0.75rem;
}
.fleet-desc {
  font-size: 0.92rem;
  color: var(--text-mute);
  margin-bottom: 0;
}

/* -------- Booking Form -------- */
.booking-card {
  background: var(--bg-pure);
  border-radius: 22px;
  box-shadow: var(--shadow-soft);
  padding: 2.75rem 2rem;
}
@media (min-width: 768px) {
  .booking-card { padding: 3.25rem 3rem; }
}

.form-floating-luxe label,
.form-label-luxe {
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 0.5rem;
  font-weight: 500;
}
.form-input-luxe {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--line-soft);
  background: transparent;
  padding: 0.75rem 0.25rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  color: var(--text-deep);
  transition: border-color 0.25s ease;
}
.form-input-luxe:focus {
  outline: none;
  border-bottom-color: var(--gold-matte);
  box-shadow: none;
}
textarea.form-input-luxe {
  resize: vertical;
  min-height: 90px;
}

.alert-luxe {
  border: none;
  border-radius: 14px;
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}
.alert-luxe.success {
  background: rgba(184, 151, 90, 0.10);
  color: #6b5226;
}
.alert-luxe.error {
  background: rgba(220, 53, 69, 0.08);
  color: #842029;
}

/* -------- Footer -------- */
.footer-futura {
  background: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
  padding: 2.5rem 0;
  text-align: center;
}
.footer-futura p {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 2px;
  color: var(--text-mute);
}

/* -------- Floating Buttons (WhatsApp + SMS) -------- */
.floating-stack {
  position: fixed;
  right: 18px;
  bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}
.floating-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  opacity: 0.92;
}
.floating-btn:hover {
  transform: translateY(-2px);
  opacity: 1;
  box-shadow: 0 10px 24px rgba(0,0,0,0.22);
  color: #fff;
}
.floating-btn svg { width: 22px; height: 22px; fill: currentColor; }

.floating-btn.whatsapp { background: #4caf7d; }   /* verde suave */
.floating-btn.sms      { background: #0a84ff; }   /* azul iMessage */

@media (max-width: 576px) {
  .floating-btn { width: 48px; height: 48px; }
  .floating-btn svg { width: 20px; height: 20px; }
}

/* -------- Install icon (create_db.php) -------- */
.install-icon {
  width: 64px; height: 64px;
  margin: 0 auto;
  border-radius: 50%;
  background: rgba(184, 151, 90, 0.12);
  color: var(--gold-matte);
  font-size: 1.6rem;
  display: flex; align-items: center; justify-content: center;
}
.install-icon.error {
  background: rgba(220, 53, 69, 0.10);
  color: #842029;
}