/* ============================
   AquaHomes — Global Styles
   ============================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #060f1e;
  --bg-2: #0a1628;
  --bg-3: #0e1f38;
  --bg-card: #111e35;
  --bg-card-hover: #172440;
  --accent: #38bdf8;
  --accent-2: #0ea5e9;
  --accent-glow: rgba(56,189,248,0.15);
  --text: #e8f4fd;
  --text-muted: #7ea8c4;
  --border: rgba(56,189,248,0.15);
  --border-strong: rgba(56,189,248,0.3);
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --font: 'Inter', sans-serif;
  --serif: 'Playfair Display', serif;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.6);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid var(--border-strong);
  background: var(--accent-glow);
  padding: 4px 14px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.section-header h2 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-header p { color: var(--text-muted); max-width: 580px; margin: 0 auto; font-size: 1.05rem; }
.section-sub-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 16px; color: var(--text); }
.accent { color: var(--accent); }
a { color: var(--accent); text-decoration: none; transition: opacity .2s; }
a:hover { opacity: 0.8; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; border-radius: var(--radius);
  font-weight: 600; font-size: 0.95rem; font-family: var(--font);
  cursor: pointer; border: none; transition: all .2s;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent); color: #020b17;
}
.btn-primary:hover { background: #7dd3fc; opacity: 1; }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-strong);
}
.btn-outline:hover { background: var(--accent-glow); opacity: 1; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-block { display: block; width: 100%; text-align: center; margin-top: 16px; }

/* NAVBAR */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(6,15,30,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--serif); font-size: 1.35rem; font-weight: 700;
  color: var(--text); text-decoration: none;
}
.logo-icon { font-size: 1.2rem; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--text-muted); font-size: 0.92rem; font-weight: 500; text-decoration: none; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-links .btn { margin-left: 8px; padding: 10px 20px; }
.nav-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding-top: 68px;
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, #060f1e 0%, #0d2a4a 40%, #060f1e 100%);
}
.hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(56,189,248,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(14,165,233,0.06) 0%, transparent 50%),
    url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 50 Q25 40 50 50 T100 50' stroke='%2338bdf8' stroke-width='0.3' fill='none' opacity='0.15'/%3E%3Cpath d='M0 60 Q25 50 50 60 T100 60' stroke='%2338bdf8' stroke-width='0.3' fill='none' opacity='0.1'/%3E%3C/svg%3E");
  animation: waveBg 8s ease-in-out infinite;
}
@keyframes waveBg {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero-content {
  position: relative; z-index: 1;
  text-align: center; max-width: 840px; margin: 0 auto;
  padding: 80px 24px;
}
.hero-badge {
  display: inline-block;
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  color: var(--accent); background: var(--accent-glow);
  border: 1px solid var(--border-strong);
  padding: 6px 18px; border-radius: 99px; margin-bottom: 32px;
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800; line-height: 1.1; margin-bottom: 24px;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--text-muted); max-width: 520px; margin: 0 auto 40px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* STATS BAR */
.stats-bar {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-inner {
  display: flex; align-items: center; justify-content: center;
  padding: 28px 0; gap: 0; flex-wrap: wrap;
}
.stat { text-align: center; padding: 16px 48px; }
.stat-value { display: block; font-size: 2rem; font-weight: 700; color: var(--accent); }
.stat-label { display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em; color: var(--text-muted); text-transform: uppercase; }
.stat-divider { width: 1px; height: 60px; background: var(--border); flex-shrink: 0; }

/* VISION */
.vision { background: var(--bg-2); }
.vision-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px;
}
.vision-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px; transition: border-color .2s, transform .2s;
}
.vision-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.vision-icon { font-size: 2.5rem; margin-bottom: 16px; }
.vision-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.vision-card p { color: var(--text-muted); font-size: 0.95rem; }

/* FILTERS */
.filters {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end;
  margin-bottom: 40px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px;
}
.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; color: var(--text-muted); text-transform: uppercase; }
.filter-group select,
.filter-group input {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 8px 12px;
  font-family: var(--font); font-size: 0.9rem; min-width: 150px;
  outline: none; transition: border-color .2s;
}
.filter-group select:focus,
.filter-group input:focus { border-color: var(--accent); }

/* HOUSE GRID */
.house-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.house-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; cursor: pointer;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  text-decoration: none; color: var(--text);
  display: block;
}
.house-card:hover {
  border-color: var(--accent); transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(56,189,248,0.12);
}
.card-image-wrap { position: relative; overflow: hidden; height: 220px; }
.card-image { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.house-card:hover .card-image { transform: scale(1.05); }
.status-badge {
  position: absolute; top: 12px; right: 12px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  padding: 4px 12px; border-radius: 99px; text-transform: uppercase;
}
.status-available { background: rgba(34,197,94,0.2); color: #4ade80; border: 1px solid rgba(34,197,94,0.4); }
.status-reserved  { background: rgba(245,158,11,0.2); color: #fbbf24; border: 1px solid rgba(245,158,11,0.4); }
.status-sold      { background: rgba(148,163,184,0.15); color: #94a3b8; border: 1px solid rgba(148,163,184,0.3); }
.card-body { padding: 20px; }
.card-location { font-size: 0.78rem; color: var(--accent); font-weight: 600; margin-bottom: 6px; }
.card-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.card-desc { color: var(--text-muted); font-size: 0.875rem; line-height: 1.5; margin-bottom: 14px; }
.card-specs { display: flex; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.card-specs span { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; }
.card-footer { display: flex; justify-content: space-between; align-items: flex-end; }
.card-price { font-size: 1.35rem; font-weight: 700; color: var(--text); }
.card-roi { display: flex; flex-direction: column; gap: 4px; align-items: flex-end; }
.roi-badge, .rental-badge {
  font-size: 0.75rem; font-weight: 700; padding: 3px 10px; border-radius: 99px;
}
.roi-badge { background: rgba(56,189,248,0.15); color: var(--accent); border: 1px solid var(--border-strong); }
.rental-badge { background: rgba(34,197,94,0.1); color: #4ade80; border: 1px solid rgba(34,197,94,0.3); }

/* NO RESULTS */
.no-results { text-align: center; padding: 60px; color: var(--text-muted); font-size: 1.1rem; }
.no-results a { color: var(--accent); }

/* PERFORMANCE */
.perf-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px;
  max-width: 800px; margin: 0 auto;
}
.perf-item { text-align: center; }
.perf-bar {
  width: 100%; height: 12px; background: var(--bg-3);
  border-radius: 99px; margin-bottom: 12px; position: relative; overflow: hidden;
}
.perf-bar::after {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: var(--pct);
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  border-radius: 99px;
  animation: barFill 1.4s ease-out forwards;
}
.perf-bar span {
  position: absolute; right: 0; top: -24px;
  font-size: 0.85rem; font-weight: 700; color: var(--accent);
}
@keyframes barFill { from { width: 0; } to { width: var(--pct); } }
.perf-item p { color: var(--text-muted); font-size: 0.9rem; font-weight: 500; }

/* CONTACT FORM */
.contact { background: var(--bg-2); }
.contact-form {
  max-width: 720px; margin: 0 auto;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 12px 16px;
  font-family: var(--font); font-size: 0.95rem;
  outline: none; transition: border-color .2s; width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group textarea { resize: vertical; }
.form-group select option { background: var(--bg-3); }

/* FOOTER */
.footer { background: var(--bg-2); border-top: 1px solid var(--border); padding: 64px 0 0; }
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 2fr; gap: 64px;
  padding-bottom: 48px;
}
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 12px; max-width: 300px; }
.footer-links { display: flex; gap: 64px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 4px; }
.footer-col a { color: var(--text-muted); font-size: 0.9rem; transition: color .2s; }
.footer-col a:hover { color: var(--text); }
.footer-col p { color: var(--text-muted); font-size: 0.88rem; }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 20px 0;
  text-align: center; color: var(--text-muted); font-size: 0.8rem;
}

/* MODAL */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.75); backdrop-filter: blur(4px);
  align-items: center; justify-content: center; padding: 24px;
  overflow-y: auto;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg-card); border: 1px solid var(--border-strong);
  border-radius: 16px; max-width: 860px; width: 100%;
  position: relative; max-height: 90vh; overflow-y: auto;
}
.modal-close {
  position: sticky; top: 16px; float: right; margin: 16px 16px 0 0;
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text); width: 36px; height: 36px; border-radius: 50%;
  cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center;
  z-index: 10;
}
.modal-close:hover { background: var(--bg-card-hover); }
.modal-inner { padding: 32px; }
.modal-img { width: 100%; height: 280px; object-fit: cover; border-radius: 10px; margin-bottom: 24px; }
.modal-thumbs { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.modal-thumb {
  width: 72px; height: 52px; object-fit: cover; border-radius: 6px;
  cursor: pointer; border: 2px solid transparent; transition: border-color .2s;
}
.modal-thumb.active, .modal-thumb:hover { border-color: var(--accent); }
.modal-location { font-size: 0.82rem; color: var(--accent); font-weight: 600; margin-bottom: 4px; }
.modal-title { font-family: var(--serif); font-size: 1.8rem; font-weight: 800; margin-bottom: 8px; }
.modal-price { font-size: 1.4rem; font-weight: 700; margin-bottom: 16px; }
.modal-desc { color: var(--text-muted); font-size: 0.95rem; line-height: 1.65; margin-bottom: 20px; }
.modal-specs {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px,1fr));
  gap: 12px; margin-bottom: 24px;
}
.spec-chip {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 14px;
}
.spec-chip .spec-key { font-size: 0.72rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
.spec-chip .spec-val { font-size: 0.95rem; font-weight: 600; margin-top: 2px; }
.modal-features { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.feature-tag {
  font-size: 0.8rem; font-weight: 500;
  background: var(--accent-glow); border: 1px solid var(--border-strong);
  color: var(--accent); padding: 4px 12px; border-radius: 99px;
}
.modal-roi-row {
  display: flex; gap: 16px; margin-bottom: 24px; flex-wrap: wrap;
}
.roi-card {
  flex: 1; min-width: 140px;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px; text-align: center;
}
.roi-card .roi-val { display: block; font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.roi-card .roi-lbl { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }
.modal-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* DETAIL PAGE */
.breadcrumb {
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  padding: 12px 0; margin-top: 68px;
  font-size: 0.85rem; color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text); }
.detail-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 16px; margin-bottom: 40px;
}
.detail-title { font-family: var(--serif); font-size: clamp(2rem,4vw,3rem); font-weight: 800; margin-top: 6px; }
.detail-price-block { text-align: right; }
.detail-price { font-size: 2.2rem; font-weight: 700; margin-top: 8px; }
.detail-grid { display: grid; grid-template-columns: 1.8fr 1fr; gap: 40px; }
.detail-left { display: flex; flex-direction: column; gap: 36px; }
.detail-right { display: flex; flex-direction: column; gap: 24px; }
.detail-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.detail-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.metric-row, .spec-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0; border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.metric-row:last-of-type, .spec-row:last-of-type { border-bottom: none; }
.metric-row span, .spec-row span { color: var(--text-muted); }
.metric-row.highlight strong { color: var(--accent); font-size: 1.05rem; }
.energy-badge {
  background: rgba(34,197,94,0.15); color: #4ade80;
  border: 1px solid rgba(34,197,94,0.3);
  padding: 2px 10px; border-radius: 99px; font-size: 0.82rem; font-weight: 700;
}
.investment-card { border-color: var(--border-strong); }
.detail-description p { color: var(--text-muted); line-height: 1.7; }
.feature-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: 10px; }
.feature-list li {
  padding: 10px 14px; background: var(--bg-3);
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.88rem; color: var(--text-muted);
}
.gallery { margin-bottom: 8px; }
.gallery-main { width: 100%; height: 360px; border-radius: 10px; overflow: hidden; margin-bottom: 12px; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.gallery-thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.thumb { width: 80px; height: 58px; object-fit: cover; border-radius: 6px; cursor: pointer; border: 2px solid transparent; transition: border-color .2s; opacity: 0.7; }
.thumb.active, .thumb:hover { border-color: var(--accent); opacity: 1; }
.model-viewer { width: 100%; height: 380px; border-radius: 10px; overflow: hidden; position: relative; background: #0a1628; }
#three-canvas { width: 100% !important; height: 100% !important; }
.model-controls { position: absolute; bottom: 12px; left: 0; right: 0; text-align: center; font-size: 0.78rem; color: var(--text-muted); pointer-events: none; }
.inquiry-card h3 { border-bottom: 1px solid var(--border); }
.inquiry-card .form-group { margin-bottom: 12px; }
.inquiry-card input, .inquiry-card textarea {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 10px 14px;
  font-family: var(--font); font-size: 0.9rem; width: 100%; outline: none;
  transition: border-color .2s;
}
.inquiry-card input:focus, .inquiry-card textarea:focus { border-color: var(--accent); }
.success-message {
  background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.3);
  color: #4ade80; padding: 14px 18px; border-radius: 8px;
  font-size: 0.92rem; font-weight: 500;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { flex-wrap: wrap; gap: 32px; }
}
@media (max-width: 700px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); padding: 20px 24px; gap: 20px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .stat { padding: 12px 20px; }
  .stat-divider { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
  .house-grid { grid-template-columns: 1fr; }
  .modal-specs { grid-template-columns: 1fr 1fr; }
}