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

:root {
  --gold: #ac841d;
  --gold-dark: #87733d;
  --black: #040404;
  --dark: #0a0a0a;
  --white: #ffffff;
  --gray-light: #f5f5f5;
  --cyan: #00c8d4;
  --blue-dark: #203876;
  --blue-navy: #1a2744;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ===== CONTAINER ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(4, 4, 4, 0.95);
  backdrop-filter: blur(10px);
  padding: 15px 0;
  transition: box-shadow 0.3s;
}
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.5); }
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.logo img { height: 50px; width: auto; }
.nav-list { display: flex; gap: 35px; }
.nav-list a {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.3s;
}
.nav-list a:hover { color: var(--gold); }
.nav-list a:hover::after { width: 100%; }
.nav-list a.active { color: var(--gold); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}
.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--white);
  transition: 0.3s;
}

/* ===== FOOTER PRE-SECTION ===== */
.footer-pre {
  background: var(--dark);
  padding: 80px 0;
}
.footer-pre .container {
  display: flex;
  align-items: flex-start;
  gap: 60px;
}
.footer-pre .left { flex: 1; }
.footer-pre h3 {
  font-family: var(--font-heading);
  font-size: clamp(30px, 4vw, 47px);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.2;
}
.footer-pre .tagline {
  font-family: var(--font-heading);
  font-size: clamp(22px, 3vw, 33px);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 30px;
}
.footer-pre .logo-footer img { height: 60px; }
.footer-pre .right { flex: 1; }
.footer-pre .nav-footer {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 15px;
}
.footer-pre .nav-footer a {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--white);
  transition: color 0.3s;
}
.footer-pre .nav-footer a:hover { color: var(--gold); }

/* ===== FOOTER ===== */
.footer {
  background: #1a1a1a;
  padding: 30px 0;
}
.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-info {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-info p {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  line-height: 1.5;
}
.footer-social {
  display: flex;
  gap: 15px;
  align-items: center;
}
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s, opacity 0.3s;
  overflow: hidden;
}
.footer-social a:hover { transform: scale(1.15); }
.footer-social a img { width: 38px; height: 38px; object-fit: contain; }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 60px; height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s;
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 32px; height: 32px; fill: white; }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 100px; right: 30px;
  width: 50px; height: 50px;
  background: rgba(80,80,80,0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s;
  border: none;
}
.scroll-top.visible { opacity: 1; }
.scroll-top:hover { transform: scale(1.1); }
.scroll-top svg { width: 24px; height: 24px; fill: white; }

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== SHARED BUTTONS ===== */
.btn-gold {
  display: inline-block;
  background: var(--gold);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
  margin-top: 15px;
}
.btn-gold:hover { background: #c49a22; transform: translateY(-2px); }

/* ===== RESPONSIVE - COMMON ===== */
@media (max-width: 992px) {
  .footer-pre .container {
    flex-direction: column;
    text-align: center;
  }
  .footer-pre .right { align-self: center; }
  .footer-pre .nav-footer { align-items: center; }
}

@media (max-width: 768px) {
  .nav-list { display: none; }
  .nav-list.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(4, 4, 4, 0.98);
    padding: 20px;
    gap: 18px;
    align-items: center;
  }
  .hamburger { display: flex; }
  .footer .container { justify-content: center; text-align: center; }
  .footer-info { justify-content: center; }
  .footer-social { justify-content: center; }
}