/* Prime Real Estate - Design System */

:root {
  --bg-main: #faf9f6;
  --bg-alt: #ffffff;
  --text-main: #111111;
  --text-muted: #666666;
  --accent-gold: #c5a059;
  --accent-gold-hover: #a88544;
  --accent-dark: #1a1a1a;
  --border-subtle: #e5e5e5;
  --font-heading: 'Playfair Display', serif;
  --font-sans: 'Inter', sans-serif;
  --shadow-sm: 0 4px 12px rgba(0,0,0,0.05);
  --shadow-md: 0 12px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 24px 48px rgba(0,0,0,0.12);
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg-main); color: var(--text-main); font-family: var(--font-sans); line-height: 1.6; overflow-x: hidden; }

/* Typography */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 400; }

/* Header */
.header { position: fixed; top: 0; width: 100%; padding: 24px 5%; display: flex; justify-content: space-between; align-items: center; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); z-index: 100; border-bottom: 1px solid var(--border-subtle); transition: var(--transition); }
.header.scrolled { padding: 16px 5%; box-shadow: var(--shadow-sm); }
.logo { font-family: var(--font-heading); font-size: 28px; font-weight: 700; color: var(--accent-gold); text-transform: uppercase; letter-spacing: 3px; text-decoration: none;}
.nav-links { display: flex; gap: 40px; }
.nav-links a { color: var(--text-main); text-decoration: none; font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: 1.5px; transition: color 0.3s; }
.nav-links a:hover { color: var(--accent-gold); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 16px 32px; border-radius: 0; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; cursor: pointer; border: none; text-decoration: none; transition: var(--transition); }
.btn-primary { background: var(--accent-dark); color: #fff; }
.btn-primary:hover { background: var(--accent-gold); color: #fff; }
.btn-outline { background: transparent; border: 1px solid var(--accent-dark); color: var(--accent-dark); }
.btn-outline:hover { background: var(--accent-dark); color: #fff; }
.btn-gold { background: var(--accent-gold); color: #fff; }
.btn-gold:hover { background: var(--accent-gold-hover); }

/* Hero */
.hero { height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; background: #000; text-align: center; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.5; animation: scaleIn 20s infinite alternate; }
@keyframes scaleIn { from { transform: scale(1); } to { transform: scale(1.1); } }
.hero-content { position: relative; z-index: 1; color: #fff; max-width: 900px; padding: 0 5%; }
.hero h1 { font-size: clamp(48px, 6vw, 80px); line-height: 1.1; margin-bottom: 24px; animation: slideUp 1s ease forwards; opacity: 0; transform: translateY(30px); }
.hero p { font-size: 18px; margin-bottom: 40px; color: #f0f0f0; font-weight: 300; animation: slideUp 1s ease 0.2s forwards; opacity: 0; transform: translateY(30px); }
.hero .hero-actions { animation: slideUp 1s ease 0.4s forwards; opacity: 0; transform: translateY(30px); display: flex; gap: 20px; justify-content: center; }
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }

/* Search Filter */
.search-filter { background: #fff; padding: 40px 5%; margin-top: -60px; position: relative; z-index: 10; max-width: 1200px; margin-left: auto; margin-right: auto; box-shadow: var(--shadow-md); display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: space-between; border-radius: 4px; }
.filter-group { display: flex; flex-direction: column; gap: 8px; flex: 1; min-width: 150px; }
.filter-group label { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); font-weight: 600; }
.filter-group select, .filter-group input { padding: 12px 0; border: none; border-bottom: 1px solid var(--border-subtle); font-family: var(--font-sans); font-size: 15px; outline: none; background: transparent; transition: border-color 0.3s; color: var(--text-main); }
.filter-group select:focus, .filter-group input:focus { border-color: var(--accent-gold); }

/* Properties */
.properties { padding: 120px 5%; background: var(--bg-main); }
.section-head { text-align: center; margin-bottom: 80px; }
.section-head h2 { font-size: 48px; color: var(--accent-dark); margin-bottom: 16px; }
.section-head p { color: var(--text-muted); font-size: 16px; max-width: 600px; margin: 0 auto; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 40px; max-width: 1400px; margin: 0 auto; }

.prop-card { background: #fff; border: 1px solid var(--border-subtle); overflow: hidden; transition: var(--transition); cursor: pointer; position: relative; group; }
.prop-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: transparent; }
.prop-img { height: 280px; overflow: hidden; position: relative; }
.prop-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s ease; }
.prop-card:hover .prop-img img { transform: scale(1.08); }
.prop-badge { position: absolute; top: 20px; left: 20px; background: var(--accent-gold); color: #fff; padding: 6px 12px; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; z-index: 2; }
.prop-price { position: absolute; bottom: 20px; right: 20px; background: rgba(255,255,255,0.95); color: var(--accent-dark); padding: 10px 20px; font-family: var(--font-heading); font-size: 22px; font-weight: 600; z-index: 2; box-shadow: var(--shadow-sm); }
.prop-info { padding: 32px; }
.prop-info h3 { font-size: 22px; margin-bottom: 8px; color: var(--accent-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.prop-loc { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; display: flex; align-items: center; gap: 6px; }
.prop-meta { display: flex; justify-content: space-between; border-top: 1px solid var(--border-subtle); padding-top: 20px; }
.meta-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.meta-val { font-weight: 600; font-size: 15px; color: var(--accent-dark); }
.meta-lbl { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); }

/* Mortgage Calculator */
.mortgage { padding: 120px 5%; background: var(--bg-alt); display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1400px; margin: 0 auto; }
.mortgage-content h2 { font-size: 40px; margin-bottom: 24px; }
.mortgage-content p { color: var(--text-muted); margin-bottom: 40px; font-size: 16px; }
.calc-box { background: #fff; padding: 40px; box-shadow: var(--shadow-md); border: 1px solid var(--border-subtle); }
.calc-row { margin-bottom: 24px; }
.calc-row label { display: flex; justify-content: space-between; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; color: var(--text-muted); }
.calc-row input[type="range"] { width: 100%; -webkit-appearance: none; height: 4px; background: var(--border-subtle); border-radius: 2px; outline: none; }
.calc-row input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--accent-gold); cursor: pointer; transition: transform 0.2s; }
.calc-row input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.2); }
.calc-result { border-top: 1px solid var(--border-subtle); margin-top: 32px; padding-top: 32px; text-align: center; }
.calc-result h4 { font-family: var(--font-sans); font-size: 12px; text-transform: uppercase; letter-spacing: 2px; color: var(--text-muted); margin-bottom: 8px; }
.calc-result .emi-val { font-family: var(--font-heading); font-size: 48px; color: var(--accent-gold); }
.calc-result .emi-val span { font-size: 18px; color: var(--text-muted); font-family: var(--font-sans); }

/* VIP Booking */
.tour { padding: 120px 5%; background: #000; color: #fff; text-align: center; }
.tour-container { max-width: 700px; margin: 0 auto; }
.tour h2 { font-size: 40px; margin-bottom: 16px; color: #fff; }
.tour p { color: #a0a0a0; margin-bottom: 48px; }
.tour-form { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; text-align: left; }
.tour-form input, .tour-form select { width: 100%; padding: 16px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); font-family: var(--font-sans); font-size: 14px; outline: none; color: #fff; transition: var(--transition); }
.tour-form input::placeholder { color: #888; }
.tour-form input:focus, .tour-form select:focus { border-color: var(--accent-gold); background: rgba(255,255,255,0.1); }
.tour-form option { background: #1a1a1a; color: #fff; }
.tour-form .full { grid-column: 1 / -1; }

/* Lightbox Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.9); z-index: 1000; display: flex; justify-content: center; align-items: center; opacity: 0; pointer-events: none; transition: opacity 0.4s; }
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-content { background: #fff; width: 90%; max-width: 1200px; height: 90vh; display: flex; position: relative; transform: translateY(40px); transition: transform 0.4s; overflow: hidden; }
.modal-overlay.active .modal-content { transform: translateY(0); }
.modal-close { position: absolute; top: 20px; right: 20px; font-size: 28px; color: var(--accent-dark); background: none; border: none; cursor: pointer; z-index: 10; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.8); border-radius: 50%; }
.modal-left { flex: 1.5; background: #000; position: relative; }
.modal-left img { width: 100%; height: 100%; object-fit: cover; }
.modal-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.2); color: #fff; border: none; width: 50px; height: 50px; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 24px; transition: background 0.3s; }
.modal-nav:hover { background: var(--accent-gold); }
.modal-prev { left: 20px; }
.modal-next { right: 20px; }
.modal-right { flex: 1; padding: 40px; overflow-y: auto; background: var(--bg-main); }
.modal-right h2 { font-size: 32px; margin-bottom: 12px; }
.modal-right .price { font-family: var(--font-heading); font-size: 28px; color: var(--accent-gold); margin-bottom: 32px; display: block; }
.amenities-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 32px 0; }
.amenities-list li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-muted); }
.amenities-list li::before { content: '✓'; color: var(--accent-gold); font-weight: bold; }

/* Toast */
.toast { position: fixed; bottom: 30px; right: 30px; background: var(--accent-gold); color: #fff; padding: 16px 32px; font-family: var(--font-sans); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; transform: translateY(100px); opacity: 0; transition: var(--transition); z-index: 2000; box-shadow: var(--shadow-lg); }
.toast.show { transform: translateY(0); opacity: 1; }

@media (max-width: 992px) {
  .mortgage { grid-template-columns: 1fr; gap: 40px; }
  .modal-content { flex-direction: column; height: 95vh; overflow-y: auto; }
  .modal-left { height: 400px; flex: none; }
  .modal-right { flex: none; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .tour-form { grid-template-columns: 1fr; }
  .grid-cards { grid-template-columns: 1fr; }
}

/* Agent Profile */
.agent-profile { padding: 120px 5%; background: var(--bg-alt); }
.agent-container { max-width: 1000px; margin: 0 auto; display: grid; grid-template-columns: 1fr 2fr; gap: 60px; align-items: center; }
.agent-img { width: 100%; border-radius: 4px; box-shadow: var(--shadow-lg); object-fit: cover; height: 400px; }
.agent-info h2 { font-size: 40px; color: var(--accent-dark); margin-bottom: 8px; }
.agent-info h4 { font-family: var(--font-sans); color: var(--accent-gold); text-transform: uppercase; letter-spacing: 2px; font-size: 14px; margin-bottom: 24px; }
.agent-info p { font-size: 16px; color: var(--text-muted); margin-bottom: 32px; line-height: 1.8; }

/* Testimonials */
.testimonials { padding: 120px 5%; background: var(--bg-main); text-align: center; }
.testimonials h2 { font-size: 48px; color: var(--accent-dark); margin-bottom: 60px; }
.test-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; max-width: 1200px; margin: 0 auto; }
.test-card { background: #fff; padding: 40px; border: 1px solid var(--border-subtle); box-shadow: var(--shadow-sm); border-radius: 4px; }
.test-card .quote { font-style: italic; font-size: 16px; color: var(--text-muted); margin-bottom: 24px; }
.test-card h4 { font-size: 14px; font-family: var(--font-sans); text-transform: uppercase; letter-spacing: 1px; color: var(--accent-dark); font-weight: 700; }

/* Footer */
.footer { background: var(--accent-dark); color: #fff; padding: 80px 5% 40px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 60px; max-width: 1200px; margin: 0 auto 60px; }
.footer-col .logo { font-size: 32px; color: var(--accent-gold); margin-bottom: 16px; }
.footer-col p { color: #a0a0a0; margin-bottom: 8px; font-size: 14px; }
.footer-col h4 { font-size: 16px; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 2px; font-family: var(--font-sans); }
.social-links { display: flex; flex-direction: column; gap: 12px; }
.social-links a { color: #a0a0a0; text-decoration: none; font-size: 14px; transition: color 0.3s; }
.social-links a:hover { color: var(--accent-gold); }
.footer-bottom { text-align: center; padding-top: 40px; border-top: 1px solid rgba(255,255,255,0.1); color: #888; font-size: 12px; }

@media (max-width: 768px) {
  .agent-container { grid-template-columns: 1fr; }
}