/* =====================================================
   LUMINA — Luxury Real Estate
   Design System  (editorial refinement)
   ===================================================== */

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

/* --- Variables --- */
:root {
  --navy:       #0D1B2A;
  --navy-mid:   #142236;
  --navy-light: #1E3451;
  --navy-deep:  #091522;

  --gold:       #C2A35A;
  --gold-light: #E2C97E;
  --gold-dim:   #9A7A38;
  --gold-soft:  rgba(194,163,90,0.16);

  --white:      #FBFAF7;
  --ivory:      #F4F0E9;
  --off-white:  #EBE6DD;
  --stone:      #E2DBD0;
  --stone-line: #DAD2C6;
  --gray-light: #CDC7BD;
  --gray:       #8C877F;
  --ink:        #1A1A1A;
  --ink-soft:   #5E5A53;
  --black:      #141414;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-display: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', -apple-system, sans-serif;

  --max-width: 1280px;
  --section-pad: 120px;
  --transition: 0.55s cubic-bezier(.2,.7,.2,1);
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-sans); }
ul { list-style: none; }
::selection { background: var(--gold); color: var(--navy); }

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 48px;
}
section { padding: var(--section-pad) 0; }

/* --- Typography --- */
.serif        { font-family: var(--font-serif); }
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 400; line-height: 1.22; color: var(--ink); }
h1 { font-size: clamp(2.7rem, 5.4vw, 5rem); letter-spacing: 0.005em; line-height: 1.08; font-weight: 400; }
h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); letter-spacing: 0.005em; font-weight: 400; }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.85rem); }
h4 { font-size: 1.2rem; }
p { font-size: 0.95rem; color: var(--ink-soft); line-height: 1.85; }

.label {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-dim);
}
.label-dark { color: var(--gold-dim); }
.text-gold { color: var(--gold); }
.text-navy { color: var(--navy); }
.text-white { color: var(--white); }

/* --- Buttons : restrained, flat, editorial --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 17px 40px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-gold {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}
.btn-gold:hover { background: var(--gold-light); border-color: var(--gold-light); }

.btn-outline-gold {
  border: 1px solid var(--gold);
  color: var(--gold-dim);
  background: transparent;
}
.btn-outline-gold:hover { background: var(--gold); color: var(--navy); border-color: var(--gold); }

.btn-outline-white {
  border: 1px solid rgba(255,255,255,0.45);
  color: var(--white);
  background: transparent;
}
.btn-outline-white:hover { border-color: var(--gold); color: var(--gold-light); }

.btn-navy {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.btn-navy:hover { background: var(--navy-mid); }

/* --- Nav --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 60px;
  transition: padding var(--transition), background var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  background: rgba(9,21,34,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 18px 60px;
  border-bottom: 1px solid rgba(194,163,90,0.14);
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  color: var(--white);
  letter-spacing: 0.06em;
  font-weight: 500;
}
.nav-logo span { color: var(--gold); }
.nav-links {
  display: flex;
  gap: 44px;
  align-items: center;
}
.nav-links a {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.72);
  transition: color var(--transition);
  position: relative;
}
.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:not(.nav-cta):hover { color: var(--gold-light); }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta {
  padding: 13px 30px !important;
  border: 1px solid var(--gold) !important;
  background: transparent;
  color: var(--gold-light) !important;
  font-weight: 500 !important;
}
.nav-cta:hover { background: var(--gold) !important; color: var(--navy) !important; }

/* --- Gold Divider --- */
.gold-line {
  display: block;
  width: 54px;
  height: 1px;
  background: var(--gold);
  margin: 22px 0;
  opacity: 0.85;
}
.gold-line-center { margin: 22px auto; }

/* --- Section Headers --- */
.section-header { margin-bottom: 68px; }
.section-header .label { display: block; margin-bottom: 4px; }
.section-header.centered { text-align: center; }
.section-header.centered .gold-line { margin: 22px auto; }

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 200;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,0.35);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover { transform: scale(1.06); box-shadow: 0 8px 30px rgba(37,211,102,0.45); }
.whatsapp-float svg { width: 28px; height: 28px; fill: white; }

/* --- Footer --- */
.footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.6);
  padding: 90px 0 44px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 70px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  color: var(--white);
  margin-bottom: 18px;
  letter-spacing: 0.05em;
}
.footer-logo span { color: var(--gold); }
.footer-desc { font-size: 0.88rem; line-height: 1.9; color: rgba(255,255,255,0.48); max-width: 320px; }
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 26px;
}
.footer-col ul li { margin-bottom: 13px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--gold-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.32);
}

/* --- Forms --- */
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 10px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--gray-light);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink);
  transition: border-color var(--transition);
  outline: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 96px; }

/* on dark backgrounds */
.form-dark .form-group label { color: rgba(255,255,255,0.45); }
.form-dark .form-group input,
.form-dark .form-group select,
.form-dark .form-group textarea {
  border-bottom-color: rgba(255,255,255,0.18);
  color: var(--white);
  background: transparent;
}
.form-dark .form-group input::placeholder,
.form-dark .form-group textarea::placeholder { color: rgba(255,255,255,0.32); }
.form-dark .form-group input:focus,
.form-dark .form-group select:focus,
.form-dark .form-group textarea:focus { border-bottom-color: var(--gold); }

/* --- Property Cards : editorial --- */
.property-card {
  background: var(--white);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.property-card .card-img { box-shadow: 0 1px 0 rgba(0,0,0,0); }
.property-card:hover { transform: translateY(-6px); }
.property-card:hover .card-img img { transform: scale(1.06); }
.property-card.demo-card { background: transparent; }

.card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 5/4;
  background: var(--navy-light);
}
.card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,27,42,0) 55%, rgba(13,27,42,0.32) 100%);
  pointer-events: none;
}
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }

/* discreet demo badge — frosted, hairline, not a solid block */
.card-badge {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 2;
  background: rgba(9,21,34,0.55);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: var(--gold-light);
  border: 1px solid rgba(194,163,90,0.5);
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 7px 13px;
  white-space: nowrap;
}

.card-body { padding: 26px 2px 8px; }
.demo-card .card-body { padding: 26px 2px 10px; }
.card-kicker {
  color: var(--gold-dim);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.card-price {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}
.demo-card .card-price { color: var(--navy); }
.card-title {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.35;
}
.card-location {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--gray);
  margin-bottom: 20px;
  text-transform: uppercase;
}
.card-specs {
  display: flex;
  gap: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--stone-line);
  flex-wrap: wrap;
}
.card-spec {
  font-size: 0.76rem;
  color: var(--gray);
  display: flex;
  align-items: baseline;
  gap: 6px;
  letter-spacing: 0.04em;
}
.card-spec span { font-weight: 600; color: var(--ink); font-size: 0.84rem; }

/* --- Demo disclaimers : preserved, refined --- */
.demo-disclaimer {
  max-width: 720px;
  margin: 40px auto 0;
  color: var(--gray);
  font-size: 0.76rem;
  line-height: 1.8;
  text-align: center;
  letter-spacing: 0.03em;
}
.demo-disclaimer-wide {
  max-width: 100%;
  margin: 0 auto 44px;
  padding: 18px 26px;
  border: 1px solid rgba(194,163,90,0.28);
  background: var(--ivory);
  text-align: center;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}
.detail-demo-note {
  text-align: left;
  margin: 20px 0 32px;
  padding: 16px 22px;
  border-left: 2px solid var(--gold);
  background: var(--ivory);
  color: var(--ink-soft);
  font-size: 0.8rem;
}

/* --- fade-up animation --- */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s var(--ease), transform 1.1s var(--ease);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* --- Entry Paths (replaces search box) --- */
.entry-paths {
  background: var(--ivory);
  padding: 72px 0;
  border-bottom: 1px solid var(--stone-line);
}
.entry-paths-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}
.entry-path {
  background: var(--white);
  padding: 56px 52px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: background var(--transition);
  position: relative;
  overflow: hidden;
}
.entry-path::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.5s var(--ease);
}
.entry-path:hover::before { width: 100%; }
.entry-path:hover { background: var(--ivory); }
.entry-path-icon {
  font-size: 1.5rem;
  color: var(--gold);
  font-family: var(--font-serif);
}
.entry-path h3 {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.2;
}
.entry-path p {
  color: var(--ink-soft);
  font-size: 0.93rem;
  line-height: 1.65;
  flex: 1;
}
.entry-path-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gold-dim);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 8px;
  transition: gap 0.3s var(--ease), color 0.3s;
}
.entry-path-link::after { content: '→'; }
.entry-path:hover .entry-path-link { gap: 16px; color: var(--gold); }
@media (max-width: 700px) {
  .entry-paths-grid { grid-template-columns: 1fr; }
  .entry-path { padding: 40px 28px; }
}

/* --- Location card tagline --- */
.location-tagline {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
  margin-top: 6px;
  font-style: italic;
}

/* --- Advisors --- */
.advisors {
  background: var(--navy);
  padding: var(--section-pad) 0;
}
.advisors .section-header h2 { color: var(--white); }
.advisors .section-header p  { color: rgba(255,255,255,0.5); }
.advisors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-top: 64px;
}
.advisor-card {
  background: var(--navy-mid);
  padding: 52px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: background 0.4s;
}
.advisor-card:hover { background: var(--navy-light); }
.advisor-avatar {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--navy-light);
  border: 1px solid var(--gold-dim);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--gold-light);
}
.advisor-name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--white);
}
.advisor-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: -12px;
}
.advisor-bio {
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  line-height: 1.7;
  flex: 1;
}
.advisor-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gold-light);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  margin-top: auto;
  transition: color 0.3s;
}
.advisor-wa:hover { color: var(--gold); }
.advisor-wa svg { width: 18px; height: 18px; fill: currentColor; }
@media (max-width: 700px) {
  .advisors-grid { grid-template-columns: 1fr; }
  .advisor-card { padding: 36px 28px; }
}

/* --- Private Mandates --- */
.mandates {
  background: var(--navy-deep);
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}
.mandates::before {
  content: 'PRIVATE';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-family: var(--font-serif);
  font-size: clamp(80px, 14vw, 180px);
  color: rgba(255,255,255,0.02);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 0.3em;
  user-select: none;
}
.mandates-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.mandates-inner .label { color: var(--gold); }
.mandates-inner h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  margin: 28px 0 24px;
  line-height: 1.15;
}
.mandates-inner p {
  color: rgba(255,255,255,0.5);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 48px;
  font-weight: 300;
}
.mandates-divider {
  width: 1px;
  height: 48px;
  background: var(--gold-dim);
  margin: 0 auto 40px;
}

/* --- Utility --- */
.bg-navy { background: var(--navy); }
.bg-off-white { background: var(--off-white); }
.mt-8  { margin-top: 8px; }  .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-40 { margin-top: 40px; }
.mb-8  { margin-bottom: 8px; }  .mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; } .mb-40 { margin-bottom: 40px; }

@media (max-width: 900px) {
  :root { --section-pad: 72px; }
  .container { padding: 0 24px; }
  .nav { padding: 22px 24px; }
  .nav.scrolled { padding: 15px 24px; }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px 32px; }
  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}