/* ============================================
   CSS VARIABLES & THEME
============================================ */
:root {
  --background: #0a0a0b;
  --foreground: #fafaf9;
  --card: #111113;
  --card-foreground: #fafaf9;
  --surface: #0f0f11;
  --surface-light: #1a1a1e;
  --border: rgba(255,255,255,0.08);
  --muted: #1c1c20;
  --muted-foreground: rgba(250,250,249,0.5);
  --gold: #c9a84c;
  --gold-light: #e4c06e;
  --gold-dark: #a07830;
  --radius: 0.5rem;
  --input: rgba(255,255,255,0.1);
  --ring: rgba(201,168,76,0.3);
}

/* ============================================
   RESET & BASE
============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0 solid transparent;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

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

img { height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }

/* ============================================
   UTILITIES
============================================ */
.container {
  width: 100%;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
@media (min-width: 640px) { .container { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .container { padding-left: 2rem; padding-right: 2rem; } }

.text-gold { color: var(--gold); }
.text-muted { color: var(--muted-foreground); }

.gold-gradient {
  background: linear-gradient(135deg, #e4c06e, #c9a84c, #a07830);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(201,168,76,0.2), transparent);
}

/* ============================================
   ANIMATIONS
============================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

@keyframes scrollIndicator {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(8px); opacity: 0; }
}

.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.7s ease;
}
.fade-in.visible { opacity: 1; }

/* Honeypot field (anti-spam) */
.website-field {
  position: absolute;
  opacity: 0;
  z-index: -1;
  left: -9999px;
}

/* Scroll to Top */
#scroll-top {
  position: fixed;
  bottom: 1.5rem;
  right: 5.5rem;
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  background: var(--surface-light);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-foreground);
  z-index: 40;
  cursor: pointer;
  opacity: 0;
  transform: translateY(1rem);
  transition: all 0.3s;
}
#scroll-top.visible { opacity: 1; transform: translateY(0); }
#scroll-top:hover { color: var(--gold); border-color: rgba(201,168,76,0.3); }

/* ============================================
   RICH FOOTER & CONTACT SECTION
============================================ */
.contact-cta {
  text-align: center;
  padding: 3.5rem 0 5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
@media (min-width: 640px) { .contact-cta { padding: 5rem 0; } }

.contact-cta h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
@media (min-width: 640px) { .contact-cta h2 { font-size: 2.5rem; } }
@media (min-width: 1024px) { .contact-cta h2 { font-size: 3rem; } }

.contact-cta p {
  color: var(--muted-foreground);
  max-width: 42rem;
  margin: 0 auto 2.5rem;
  line-height: 1.625;
  font-size: 1rem;
}
@media (min-width: 640px) { .contact-cta p { font-size: 1.125rem; } }

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  margin-bottom: 3rem;
}
@media (min-width: 640px) { .contact-buttons { flex-direction: row; } }

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.5rem;
  background: #25D366;
  color: white;
  transition: all 0.2s;
  box-shadow: 0 4px 15px rgba(37,211,102,0.3);
}
.btn-whatsapp:hover {
  background: #20bf5b;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
}

.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
  text-align: left;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 640px) { .contact-info-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .contact-info-grid { grid-template-columns: 1fr 1fr 1fr; max-width: none; } }

.contact-card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: border-color 0.3s;
}
.contact-card:hover { border-color: rgba(201,168,76,0.2); }

.contact-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 1rem;
}

.contact-card h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.25rem;
}
.contact-card p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.5;
}
.contact-card a { color: var(--gold); }
.contact-card a:hover { color: var(--gold-light); }

/* Footer */
.footer-main {
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  line-height: 1.625;
  max-width: 24rem;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}
.social-btn {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  background: var(--surface-light);
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-foreground);
  transition: all 0.2s;
}
.social-btn:hover { background: rgba(201,168,76,0.1); border-color: rgba(201,168,76,0.3); color: var(--gold); }

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
}
@media (min-width: 640px) { .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; } }

.footer-bottom p { font-size: 0.875rem; color: var(--muted-foreground); }
.footer-bottom a { color: var(--gold); }
.footer-bottom a:hover { color: var(--gold-light); }

/* WhatsApp Floating Button */
#whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  z-index: 40;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all 0.3s;
  text-decoration: none;
}
#whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37,211,102,0.5);
}
#whatsapp-float svg { width: 1.75rem; height: 1.75rem; }