/* =============================================
   GOLDEN GATE - Door & Window Solutions
   Global Stylesheet
   ============================================= */

/* ---- CSS Variables ---- */
:root {
  --gold:        #C9A84C;
  --gold-light:  #E8C96A;
  --gold-dark:   #A07830;
  --gold-pale:   #FDF6E3;
  --dark:        #1A1A1A;
  --dark-2:      #2C2C2C;
  --gray:        #6B6B6B;
  --light-gray:  #F5F5F5;
  --white:       #FFFFFF;
  --border:      #E0D5C0;
  --shadow:      0 4px 24px rgba(0,0,0,0.10);
  --shadow-lg:   0 8px 48px rgba(0,0,0,0.16);
  --radius:      8px;
  --radius-lg:   16px;
  --transition:  0.3s ease;
  --font-sans:   'Inter', 'Segoe UI', Arial, sans-serif;
  --font-serif:  'Playfair Display', Georgia, serif;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- Typography ---- */
h1, h2, h3, h4 { font-family: var(--font-serif); line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p  { font-size: 1rem; color: var(--gray); }

/* ---- Utility ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.text-center { text-align: center; }
.gold       { color: var(--gold); }

.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.section-title {
  margin-bottom: 16px;
  color: var(--dark);
}
.section-desc {
  max-width: 580px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(201,168,76,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(201,168,76,0.5);
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
}
.btn-outline {
  border: 2px solid var(--gold);
  color: var(--gold);
  background: transparent;
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--white);
}
.btn-white {
  background: var(--white);
  color: var(--gold-dark);
  font-weight: 700;
}
.btn-white:hover {
  background: var(--gold-pale);
  transform: translateY(-2px);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26,26,26,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,168,76,0.2);
  transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(26,26,26,0.99);
  box-shadow: 0 2px 24px rgba(0,0,0,0.25);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.navbar-logo .logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.navbar-logo .logo-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--white);
  line-height: 1;
}
.navbar-logo .logo-text span { color: var(--gold); }
.navbar-logo .logo-sub {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.navbar-nav a {
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}
.navbar-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active { color: var(--gold); }
.navbar-nav a:hover::after, .navbar-nav a.active::after { transform: scaleX(1); }
.navbar-cta { display: flex; align-items: center; gap: 12px; }
.navbar-cta .btn { padding: 10px 22px; font-size: 0.85rem; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: all var(--transition);
  border-radius: 2px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo-text { font-family: var(--font-serif); font-size: 1.4rem; color: var(--white); }
.footer-brand .logo-text span { color: var(--gold); }
.footer-brand p { margin-top: 16px; font-size: 0.9rem; line-height: 1.7; }
.footer-socials { display: flex; gap: 12px; margin-top: 20px; }
.footer-socials a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  transition: all var(--transition);
}
.footer-socials a:hover { border-color: var(--gold); color: var(--gold); }
.footer-col h4 { color: var(--white); font-size: 0.9rem; font-weight: 700; margin-bottom: 20px; letter-spacing: 0.05em; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 0.88rem; transition: color var(--transition); }
.footer-col ul a:hover { color: var(--gold); }
.footer-contact-item { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px; font-size: 0.88rem; }
.footer-contact-item .icon { color: var(--gold); flex-shrink: 0; margin-top: 2px; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0;
  font-size: 0.82rem;
}
.footer-bottom a { color: var(--gold); }

/* ============================================
   PAGE HERO (reused across inner pages)
   ============================================ */
.page-hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23C9A84C' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-hero h1 { color: var(--white); margin-bottom: 16px; }
.page-hero p  { color: rgba(255,255,255,0.7); font-size: 1.1rem; max-width: 560px; margin: 0 auto; }
.breadcrumb {
  display: flex; justify-content: center; align-items: center; gap: 8px;
  font-size: 0.85rem; margin-bottom: 20px;
  color: rgba(255,255,255,0.5);
}
.breadcrumb a { color: var(--gold); }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all var(--transition);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.card-img { position: relative; overflow: hidden; }
.card-img img { width: 100%; height: 240px; object-fit: cover; transition: transform 0.5s ease; }
.card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 24px; }
.card-tag {
  display: inline-block;
  background: var(--gold-pale);
  color: var(--gold-dark);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
}
.card h3 { margin-bottom: 8px; font-size: 1.15rem; }
.card p   { font-size: 0.9rem; }
.card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}

/* ============================================
   STATS STRIP
   ============================================ */
.stats-strip {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  padding: 48px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item .number {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.stat-item .label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  margin-top: 6px;
  font-weight: 500;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.15);
}
.form-control::placeholder { color: #BBBBBB; }
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23C9A84C' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ============================================
   WHATSAPP FLOAT BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: white;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: all var(--transition);
  animation: pulse-green 2s infinite;
}
.whatsapp-float:hover { transform: scale(1.1); }
@keyframes pulse-green {
  0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50%      { box-shadow: 0 4px 32px rgba(37,211,102,0.7); }
}

/* ============================================
   GALLERY LIGHTBOX
   ============================================ */
.lightbox-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.lightbox-overlay.active { display: flex; }
.lightbox-img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); object-fit: contain; }
.lightbox-close {
  position: absolute; top: 20px; right: 28px;
  color: white; font-size: 2rem; cursor: pointer;
  background: none; border: none;
  transition: color var(--transition);
}
.lightbox-close:hover { color: var(--gold); }
.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  color: white; font-size: 2rem;
  background: rgba(255,255,255,0.1);
  border: none;
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-prev:hover, .lightbox-next:hover { background: var(--gold); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid  { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .navbar-nav, .navbar-cta { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }

  /* Mobile nav overlay */
  .mobile-nav {
    position: fixed; inset: 0; top: 72px;
    background: var(--dark);
    z-index: 999;
    display: flex; flex-direction: column;
    padding: 32px 24px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .mobile-nav.open { transform: translateX(0); }
  .mobile-nav a { color: var(--white); font-size: 1.2rem; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
}
@media (max-width: 480px) {
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}