/* =====================================================
   QnB Production — Global Design System
   Dark Luxury Theme | Gold & Flame Palette
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&display=swap');

/* ---- CSS Variables ---- */
:root {
  --gold-50: #fdfbf0; --gold-100: #fbf4d6; --gold-200: #f5e3aa;
  --gold-300: #eed27d; --gold-400: #e5b849; --gold-500: #d4af37;
  --gold-600: #b48f27; --gold-700: #8e6c1c; --gold-800: #684e14;
  --flame-400: #FF6B35; --flame-500: #FF4500; --flame-600: #E03E00;
  --charcoal-800: #1a1a1c; --charcoal-900: #0e0e10; --charcoal-950: #060608;
  --text-primary: #f0f0f0; --text-secondary: #9a9aa8; --text-muted: #56565e;
  --border-subtle: rgba(255,255,255,0.06);
  --border-medium: rgba(255,255,255,0.1);
  --border-gold: rgba(212,175,55,0.25);
  --border-gold-strong: rgba(212,175,55,0.5);
  --radius-sm: 8px; --radius-md: 14px; --radius-lg: 20px; --radius-xl: 28px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16,1,0.3,1);
  --shadow-gold: 0 4px 24px rgba(212,175,55,0.15);
  --shadow-gold-lg: 0 8px 48px rgba(212,175,55,0.2);
  --shadow-deep: 0 24px 64px rgba(0,0,0,0.7);
  --navbar-h: 80px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--navbar-h); font-size: 16px; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background-color: var(--charcoal-950);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul { list-style: none; }

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--charcoal-900); }
::-webkit-scrollbar-thumb { background: var(--gold-600); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--flame-500); }

/* ---- Typography ---- */
h1,h2,h3,h4,h5 { font-family: 'Playfair Display', Georgia, serif; line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; font-family: 'Inter', sans-serif; font-weight: 600; }
p { font-family: 'Inter', sans-serif; }

/* ---- Layout ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
@media(min-width:768px){ .container { padding: 0 32px; } }
@media(min-width:1024px){ .container { padding: 0 48px; } }

.section-padding { padding: 96px 0; }
@media(max-width:1024px){ .section-padding { padding: 72px 0; } }
@media(max-width:768px){ .section-padding { padding: 56px 0; } }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
@media(max-width:1024px){ .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media(max-width:768px){ .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } }
@media(max-width:900px){ .grid-3 { grid-template-columns: repeat(2,1fr); } }

/* ---- Section Header ---- */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.section-header.left { text-align: left; margin: 0 0 48px; }
.section-eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--gold-500);
  font-family: 'Inter', sans-serif;
}
.section-divider {
  width: 72px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--gold-500), var(--flame-500));
  margin: 14px auto 20px;
}
.section-header.left .section-divider { margin: 14px 0 20px; }
.section-subtitle {
  color: var(--text-secondary); font-size: 1rem; line-height: 1.7;
  font-family: 'Inter', sans-serif;
}

/* ---- Text Utilities ---- */
.text-gold { color: var(--gold-500); }
.text-flame { color: var(--flame-500); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.gradient-gold-text {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500), var(--gold-400));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.gradient-flame-text {
  background: linear-gradient(135deg, var(--flame-500), var(--gold-400), var(--gold-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ---- Badges ---- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 14px; border-radius: 100px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; font-family: 'Inter', sans-serif;
}
.badge-gold { background: rgba(212,175,55,0.1); color: var(--gold-400); border: 1px solid rgba(212,175,55,0.2); }
.badge-flame { background: rgba(255,69,0,0.1); color: var(--flame-400); border: 1px solid rgba(255,69,0,0.2); }
.badge-green { background: rgba(34,197,94,0.1); color: #4ade80; border: 1px solid rgba(34,197,94,0.2); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-md);
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: 14px;
  letter-spacing: 0.02em; transition: all var(--transition-smooth);
  cursor: pointer; border: none; text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold-600), var(--gold-500));
  color: var(--charcoal-950); box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-500), var(--flame-500));
  transform: translateY(-2px); box-shadow: var(--shadow-gold-lg);
}
.btn-secondary {
  background: transparent; color: var(--text-primary);
  border: 1px solid var(--border-medium);
}
.btn-secondary:hover {
  border-color: var(--gold-500); color: var(--gold-400);
  background: rgba(212,175,55,0.05); transform: translateY(-2px);
}
.btn-whatsapp {
  background: #25D366; color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,0.25);
}
.btn-whatsapp:hover { background: #20ba5a; transform: translateY(-2px); box-shadow: 0 8px 32px rgba(37,211,102,0.35); }
.btn-sm { padding: 9px 20px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-full { width: 100%; }

/* ---- Cards ---- */
.card-dark {
  background: var(--charcoal-900); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); transition: all var(--transition-smooth);
}
.card-dark:hover { border-color: var(--border-gold); transform: translateY(-4px); box-shadow: var(--shadow-gold); }
.card-featured { border-color: var(--border-gold); background: linear-gradient(135deg, rgba(212,175,55,0.05), var(--charcoal-900)); }

/* ---- Icon Box ---- */
.icon-box {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all var(--transition-smooth);
}
.icon-box-gold { background: rgba(212,175,55,0.1); color: var(--gold-400); border: 1px solid rgba(212,175,55,0.2); }
.icon-box-flame { background: rgba(255,69,0,0.1); color: var(--flame-400); border: 1px solid rgba(255,69,0,0.2); }
.icon-box-lg { width: 68px; height: 68px; font-size: 1.5rem; border-radius: var(--radius-lg); }

/* ---- Reveal Animation ---- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ---- Keyframes ---- */
@keyframes float { 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }
@keyframes pulse-dot { 0%,100%{ opacity:1; transform:scale(1); } 50%{ opacity:0.7; transform:scale(1.3); } }
@keyframes shimmer { 0%{ background-position:-200% center; } 100%{ background-position:200% center; } }
@keyframes spin { to{ transform:rotate(360deg); } }
@keyframes fadeIn { from{ opacity:0; } to{ opacity:1; } }
@keyframes slideUp { from{ opacity:0; transform:translateY(20px); } to{ opacity:1; transform:translateY(0); } }

.animate-float { animation: float 5s ease-in-out infinite; }
.animate-pulse-dot { animation: pulse-dot 2s ease-in-out infinite; }

/* ---- Dividers ---- */
.border-section { border-top: 1px solid var(--border-subtle); }

/* ---- Form Styles ---- */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 7px; font-family:'Inter',sans-serif; }
.form-input {
  width: 100%; background: var(--charcoal-800); border: 1px solid var(--border-medium);
  border-radius: var(--radius-md); padding: 12px 16px; color: var(--text-primary);
  font-family: 'Inter', sans-serif; font-size: 14px; transition: border-color var(--transition-fast);
  outline: none;
}
.form-input:focus { border-color: var(--gold-500); background: rgba(26,26,28,0.8); }
.form-input::placeholder { color: var(--text-muted); }
.form-input.error { border-color: var(--flame-500); }
.form-error { font-size: 12px; color: var(--flame-400); margin-top: 5px; display: none; font-family:'Inter',sans-serif; }
.form-error.show { display: block; }
select.form-input { appearance: none; cursor: pointer; }

/* ---- Breadcrumb ---- */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); font-family:'Inter',sans-serif; margin-bottom: 24px; }
.breadcrumb a:hover { color: var(--gold-400); }
.breadcrumb-sep { color: var(--text-muted); }
.breadcrumb .current { color: var(--gold-400); }

/* ---- Accordion ---- */
.accordion-item { border-bottom: 1px solid var(--border-subtle); }
.accordion-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; cursor: pointer; user-select: none;
  font-weight: 600; font-size: 15px; color: var(--text-primary);
  font-family: 'Inter', sans-serif; transition: color var(--transition-fast);
}
.accordion-header:hover { color: var(--gold-400); }
.accordion-icon { color: var(--gold-500); font-size: 14px; transition: transform var(--transition-smooth); flex-shrink: 0; }
.accordion-item.open .accordion-icon { transform: rotate(45deg); }
.accordion-body { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.16,1,0.3,1); }
.accordion-body-inner { padding: 0 0 22px; color: var(--text-secondary); font-size: 14px; line-height: 1.75; font-family:'Inter',sans-serif; }
.accordion-item.open .accordion-body { max-height: 600px; }

/* ---- Filter Buttons ---- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.filter-btn {
  padding: 8px 22px; border-radius: 100px; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all var(--transition-smooth);
  background: var(--charcoal-900); color: var(--text-secondary);
  border: 1px solid var(--border-subtle); font-family:'Inter',sans-serif;
}
.filter-btn:hover { border-color: var(--border-gold); color: var(--gold-400); }
.filter-btn.active { background: var(--gold-500); color: var(--charcoal-950); border-color: var(--gold-500); }

/* ---- Star Rating ---- */
.stars { color: var(--gold-500); letter-spacing: 2px; font-size: 13px; }

/* ---- Floating WA Button ---- */
.floating-wa {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; box-shadow: 0 4px 24px rgba(37,211,102,0.4);
  transition: all var(--transition-smooth);
}
.floating-wa:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37,211,102,0.5); }
.floating-wa-tooltip {
  position: absolute; right: 68px; background: var(--charcoal-900);
  color: var(--gold-400); font-size: 11px; font-weight: 700;
  padding: 6px 12px; border-radius: 8px; white-space: nowrap;
  border: 1px solid var(--border-gold); opacity: 0; pointer-events: none;
  transition: opacity var(--transition-fast); font-family:'Inter',sans-serif; letter-spacing: 0.05em;
}
.floating-wa:hover .floating-wa-tooltip { opacity: 1; }

/* ---- Back to Top ---- */
.back-to-top {
  position: fixed; bottom: 96px; right: 28px; z-index: 998;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--charcoal-800); color: var(--gold-400);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; border: 1px solid var(--border-gold);
  opacity: 0; pointer-events: none; transition: all var(--transition-smooth);
}
.back-to-top.show { opacity: 1; pointer-events: all; }
.back-to-top:hover { background: var(--charcoal-700, #2a2a2c); transform: translateY(-2px); }

/* ---- Navbar ---- */
#navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 100;
  background: rgba(6,6,8,0.85); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.3s ease; height: var(--navbar-h);
}
#navbar.scrolled { background: rgba(6,6,8,0.97); box-shadow: 0 4px 40px rgba(0,0,0,0.5); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 44px; width: auto; object-fit: contain; }
.nav-logo-text { display: flex; flex-direction: column; }
.nav-logo-name {
  font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.15rem;
  letter-spacing: 0.08em; background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1.2;
}
.nav-logo-sub { font-size: 9px; letter-spacing: 0.28em; color: var(--text-muted); text-transform: uppercase; font-family:'Inter',sans-serif; }
.nav-menu { display: flex; align-items: center; gap: 6px; list-style: none; }
.nav-menu a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 13.5px; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition-fast); font-family: 'Inter', sans-serif;
  display: flex; align-items: center; gap: 5px;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--gold-400); background: rgba(212,175,55,0.07); }
.nav-menu .has-dropdown { position: relative; }
.nav-dropdown {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%);
  background: var(--charcoal-900); border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg); padding: 16px; min-width: 560px;
  display: grid; grid-template-columns: repeat(3,1fr); gap: 8px;
  opacity: 0; pointer-events: none; transition: all var(--transition-smooth);
  transform: translateX(-50%) translateY(-8px); box-shadow: var(--shadow-deep);
}
.nav-menu .has-dropdown:hover .nav-dropdown { opacity: 1; pointer-events: all; transform: translateX(-50%) translateY(0); }
.nav-dropdown-item {
  padding: 14px; border-radius: var(--radius-md); transition: background var(--transition-fast);
}
.nav-dropdown-item:hover { background: rgba(212,175,55,0.07); }
.nav-dropdown-item .icon { font-size: 1.2rem; color: var(--gold-500); margin-bottom: 6px; }
.nav-dropdown-item .title { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 3px; font-family:'Inter',sans-serif; }
.nav-dropdown-item .desc { font-size: 11px; color: var(--text-muted); font-family:'Inter',sans-serif; line-height: 1.4; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-secondary); font-size: 1.3rem; padding: 8px; }
#mobile-nav {
  display: none; position: fixed; top: var(--navbar-h); left: 0; width: 100%; z-index: 99;
  background: var(--charcoal-900); border-bottom: 1px solid var(--border-subtle);
  padding: 16px 24px 24px; max-height: calc(100vh - var(--navbar-h)); overflow-y: auto;
}
#mobile-nav.open { display: block; animation: slideUp 0.3s ease; }
.mobile-nav-link {
  display: block; padding: 13px 16px; border-radius: var(--radius-md);
  font-size: 15px; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition-fast); font-family:'Inter',sans-serif; margin-bottom: 4px;
}
.mobile-nav-link:hover, .mobile-nav-link.active { background: rgba(212,175,55,0.08); color: var(--gold-400); }
.mobile-nav-sub { padding-left: 16px; margin-bottom: 4px; }
.mobile-nav-sub a { font-size: 13px; color: var(--text-muted); display: block; padding: 8px 16px; border-radius: var(--radius-sm); }
.mobile-nav-sub a:hover { color: var(--gold-400); }
@media(max-width:1023px){ .nav-menu, .nav-cta { display: none; } .mobile-menu-btn { display: flex; } }

/* ---- Footer ---- */
.footer-main { background: var(--charcoal-900); padding: 80px 0 40px; border-top: 1px solid var(--border-subtle); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; margin-bottom: 56px; }
@media(max-width:1024px){ .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media(max-width:640px){ .footer-grid { grid-template-columns: 1fr; } }
.footer-brand-text { color: var(--text-secondary); font-size: 14px; line-height: 1.7; margin: 16px 0 20px; font-family:'Inter',sans-serif; }
.footer-socials { display: flex; gap: 10px; }
.footer-social-btn {
  width: 38px; height: 38px; border-radius: var(--radius-sm);
  background: var(--charcoal-800); border: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); transition: all var(--transition-smooth);
}
.footer-social-btn:hover { border-color: var(--gold-500); color: var(--gold-400); background: rgba(212,175,55,0.08); }
.footer-heading { font-size: 12px; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold-500); font-family:'Inter',sans-serif; margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: var(--text-secondary); font-family:'Inter',sans-serif; transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--gold-400); }
.footer-contact-item { display: flex; gap: 12px; margin-bottom: 14px; }
.footer-contact-icon { color: var(--gold-500); font-size: 15px; margin-top: 2px; flex-shrink: 0; }
.footer-contact-text { font-size: 13px; color: var(--text-secondary); font-family:'Inter',sans-serif; line-height: 1.6; }
.footer-contact-text a { color: var(--gold-400); }
.footer-contact-text a:hover { color: var(--gold-300); text-decoration: underline; }
.footer-clients-strip { border-top: 1px solid var(--border-subtle); padding: 32px 0; }
.footer-clients-label { text-align: center; font-size: 11px; font-weight: 700; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-muted); font-family:'Inter',sans-serif; margin-bottom: 20px; }
.footer-clients-row { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px 32px; }
.footer-client-name { font-size: 12px; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); font-family:'Inter',sans-serif; transition: color var(--transition-fast); padding: 4px 8px; }
.footer-client-name:hover { color: var(--gold-400); }
.footer-bottom { background: var(--charcoal-950); padding: 20px 0; border-top: 1px solid var(--border-subtle); }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-copy { font-size: 13px; color: var(--text-muted); font-family:'Inter',sans-serif; }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { font-size: 13px; color: var(--text-muted); font-family:'Inter',sans-serif; transition: color var(--transition-fast); }
.footer-bottom-links a:hover { color: var(--gold-400); }

/* ---- Misc helpers ---- */
.text-center { text-align: center; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-4 { gap: 16px; }
.gap-3 { gap: 12px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0; }
@media(prefers-reduced-motion:reduce){ .reveal { opacity:1; transform:none; } * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }