*{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#15181D;
  --bg2:#1B1F26;
  --bg3:#232830;
  --bg4:#2B313B;
  --sky:#7DC4F0;
  --sky-light:#A8D8F5;
  --sky-deep:#4A9FD6;
  --text:#E8EDF1;
  --muted:#8A95A1;
  --border:rgba(125,196,240,0.12);
}

html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;overflow-x:hidden}

.accent{color:var(--sky)}

/* ── NAV ── */
nav{
  display:flex;justify-content:space-between;align-items:center;
  padding:1rem 3rem;
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(21,24,29,0.7);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  transition:all 0.3s;
}
nav.scrolled{background:rgba(21,24,29,0.97)}

.logo{font-family:'Space Grotesk',sans-serif;font-size:1.4rem;font-weight:600;color:#fff;letter-spacing:0.5px}

.nav-links{display:flex;gap:2rem;list-style:none}
.nav-links a{color:var(--muted);text-decoration:none;font-size:0.8rem;font-weight:500;transition:color 0.2s;letter-spacing:0.5px}
.nav-links a:hover{color:#fff}
.menu-btn{display:none;background:none;border:1px solid var(--border);color:var(--text);padding:5px 10px;border-radius:6px;cursor:pointer;font-size:1rem}

.btn-nav-cta{
  background:var(--sky);color:#0A2438;
  padding:0.55rem 1.2rem;border-radius:6px;
  text-decoration:none;font-weight:600;font-size:0.78rem;
  font-family:'Space Grotesk',sans-serif;transition:all 0.25s;
}
.btn-nav-cta:hover{background:var(--sky-light);transform:translateY(-1px)}

/* ── HERO ── */
.hero{min-height:92vh;display:flex;align-items:center;flex-direction:column;justify-content:center;padding:7rem 3rem 3rem;position:relative;overflow:hidden;text-align:center}

.hero-grid-bg{
  position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(rgba(125,196,240,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(125,196,240,0.05) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at 50% 30%,black 0%,transparent 70%);
}

.hero-content{position:relative;z-index:2;width:100%;max-width:760px;margin:0 auto;display:flex;flex-direction:column;align-items:center}

.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(125,196,240,0.08);
  border:1px solid rgba(125,196,240,0.2);
  color:var(--sky);font-size:0.7rem;font-weight:600;
  padding:6px 14px;border-radius:20px;margin-bottom:1.4rem;letter-spacing:1px;
}
.badge-dot{width:5px;height:5px;background:var(--sky);border-radius:50%;box-shadow:0 0 8px var(--sky);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.2}}

.hero h1{font-family:'Space Grotesk',sans-serif;font-size:2.6rem;font-weight:600;line-height:1.18;letter-spacing:-0.5px;color:#fff;margin-bottom:1rem}
.hero-sub{font-size:0.95rem;color:var(--muted);line-height:1.7;max-width:480px;margin-bottom:2rem}

/* ── SEARCH BAR ── */
.search-bar{
  width:100%;max-width:620px;display:flex;gap:0.6rem;
  background:var(--bg3);border:1px solid var(--border);
  border-radius:12px;padding:0.5rem;margin-bottom:2.2rem;
}
.search-input-wrap{flex:1;display:flex;align-items:center;gap:0.6rem;padding:0 0.7rem;color:var(--muted)}
.search-input-wrap input{
  flex:1;background:none;border:none;outline:none;
  color:var(--text);font-size:0.9rem;font-family:'Inter',sans-serif;padding:0.6rem 0;
}
.search-input-wrap input::placeholder{color:var(--muted)}
.search-toggle-filters{
  display:flex;align-items:center;gap:6px;
  background:var(--bg4);border:1px solid var(--border);color:var(--text);
  padding:0.6rem 1.1rem;border-radius:8px;font-size:0.82rem;font-weight:600;
  font-family:'Space Grotesk',sans-serif;cursor:pointer;transition:all 0.2s;white-space:nowrap;
}
.search-toggle-filters:hover,.search-toggle-filters.active{background:var(--sky);color:#0A2438;border-color:var(--sky)}

.hero-stats{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap;justify-content:center}
.hero-stat{display:flex;flex-direction:column;gap:2px;align-items:center}
.hero-stat-num{font-family:'Space Grotesk',sans-serif;font-size:1.3rem;font-weight:600;color:#fff}
.hero-stat-label{font-size:0.7rem;color:var(--muted);letter-spacing:0.3px}
.hero-stat-sep{width:1px;height:28px;background:var(--border)}

/* ── SECTIONS ── */
.section{padding:4.5rem 3rem;position:relative;z-index:1}
.section-alt{background:var(--bg2)}

.section-label{
  font-size:0.7rem;font-weight:700;color:var(--sky);letter-spacing:3px;
  text-transform:uppercase;margin-bottom:0.6rem;font-family:'Space Grotesk',sans-serif;
  display:flex;align-items:center;gap:10px;
}
.section-label::before{content:'';display:block;width:24px;height:1px;background:var(--sky)}

.section-title{font-family:'Space Grotesk',sans-serif;font-size:2rem;font-weight:600;color:#fff;letter-spacing:-0.5px;margin-bottom:2rem}

/* ── FILTERS PANEL ── */
.filters-panel{
  display:none;
  flex-wrap:wrap;gap:1.4rem;align-items:flex-end;
  background:var(--bg3);border:1px solid var(--border);
  border-radius:12px;padding:1.4rem 1.6rem;margin-bottom:1.6rem;
}
.filters-panel.open{display:flex}

.filter-group{display:flex;flex-direction:column;gap:0.5rem;min-width:150px}
.filter-group label{font-size:0.74rem;color:var(--muted);font-weight:600;letter-spacing:0.3px}
.filter-range{flex:1;min-width:220px}

.chip-group{display:flex;gap:0.5rem}
.chip{
  background:var(--bg);border:1px solid var(--border);color:var(--muted);
  padding:0.5rem 0.95rem;border-radius:6px;font-size:0.78rem;font-weight:600;
  font-family:'Space Grotesk',sans-serif;cursor:pointer;transition:all 0.2s;
}
.chip.active{background:var(--sky);color:#0A2438;border-color:var(--sky)}

select{
  background:var(--bg);border:1px solid var(--border);color:var(--text);
  padding:0.55rem 0.8rem;border-radius:6px;font-size:0.84rem;font-family:'Inter',sans-serif;
  outline:none;cursor:pointer;
}

input[type="range"]{
  width:100%;height:4px;border-radius:2px;background:var(--bg);
  -webkit-appearance:none;cursor:pointer;
}
input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:50%;
  background:var(--sky);cursor:pointer;border:2px solid var(--bg2);
}
input[type="range"]::-moz-range-thumb{
  width:16px;height:16px;border-radius:50%;background:var(--sky);
  cursor:pointer;border:2px solid var(--bg2);
}

.btn-reset{
  background:transparent;border:1px solid var(--border);color:var(--muted);
  padding:0.55rem 1rem;border-radius:6px;font-size:0.78rem;font-weight:600;
  font-family:'Space Grotesk',sans-serif;cursor:pointer;transition:all 0.2s;
}
.btn-reset:hover{color:var(--text);border-color:rgba(255,255,255,0.3)}

.results-count{font-size:0.82rem;color:var(--muted);margin-bottom:1.4rem}

/* ── BIENS GRID ── */
.biens-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.2rem}
.bien-card{
  background:var(--bg3);border:1px solid var(--border);border-radius:12px;overflow:hidden;
  transition:all 0.3s;cursor:pointer;
}
.bien-card:hover{border-color:rgba(125,196,240,0.35);transform:translateY(-3px)}

.bien-img{height:140px;display:flex;align-items:center;justify-content:center;background:var(--bg2);color:var(--sky);position:relative}
.bien-badge{
  position:absolute;top:12px;right:12px;font-size:0.65rem;font-weight:700;
  letter-spacing:0.5px;padding:4px 10px;border-radius:4px;font-family:'Space Grotesk',sans-serif;
}
.bien-badge-vente{background:rgba(125,196,240,0.15);color:var(--sky)}
.bien-badge-location{background:rgba(168,216,245,0.12);color:var(--sky-light)}

.bien-body{padding:1.3rem}
.bien-price{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.15rem;color:#fff;margin-bottom:0.4rem}
.bien-period{font-size:0.7rem;color:var(--muted);font-weight:400}
.bien-title{font-weight:600;font-size:0.9rem;color:var(--text);margin-bottom:0.2rem}
.bien-loc{font-size:0.78rem;color:var(--muted);margin-bottom:0.8rem}
.bien-specs{display:flex;gap:6px;font-size:0.75rem;color:var(--muted);margin-bottom:1rem;flex-wrap:wrap}
.bien-link{color:var(--sky);font-size:0.78rem;font-weight:600;text-decoration:none;font-family:'Space Grotesk',sans-serif}
.bien-link:hover{text-decoration:underline}

/* ── NO RESULTS ── */
.no-results{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:3.5rem 1rem;color:var(--muted);text-align:center}
.no-results svg{opacity:0.5}

/* ── SERVICES ── */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.2rem}
.service-card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:1.6rem;transition:all 0.3s}
.service-card:hover{border-color:rgba(125,196,240,0.3);background:var(--bg3)}
.service-icon{width:44px;height:44px;border-radius:9px;background:rgba(125,196,240,0.1);color:var(--sky);display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.service-title{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.95rem;color:#fff;margin-bottom:0.5rem}
.service-desc{font-size:0.82rem;color:var(--muted);line-height:1.65}

/* ── TESTIMONIAL ── */
.testi-card{max-width:640px;margin:0 auto;text-align:center;background:var(--bg3);border:1px solid var(--border);border-radius:16px;padding:2.5rem}
.testi-stars{color:var(--sky);font-size:1.1rem;margin-bottom:1rem;letter-spacing:3px}
.testi-text{font-size:1rem;color:var(--text);line-height:1.7;margin-bottom:1.5rem;font-style:italic}
.testi-author{display:flex;align-items:center;justify-content:center;gap:0.8rem}
.testi-avatar{width:40px;height:40px;border-radius:50%;background:rgba(125,196,240,0.12);color:var(--sky);display:flex;align-items:center;justify-content:center}
.testi-name{font-weight:600;font-size:0.88rem;color:#fff}
.testi-role{font-size:0.75rem;color:var(--muted)}

/* ── CONTACT ── */
.contact-section{display:grid;grid-template-columns:1fr 1fr;gap:3rem;max-width:1100px;margin:0 auto;align-items:start}
.contact-left h2{font-family:'Space Grotesk',sans-serif;font-size:1.8rem;font-weight:600;color:#fff;margin-bottom:0.7rem}
.contact-left p{color:var(--muted);font-size:0.92rem;margin-bottom:1.6rem}
.contact-links{display:flex;flex-direction:column;gap:0.7rem}
.contact-link{
  display:inline-flex;align-items:center;gap:0.6rem;padding:0.7rem 1.1rem;border-radius:8px;
  font-size:0.85rem;font-weight:500;text-decoration:none;
  background:var(--bg3);border:1px solid var(--border);color:var(--text);transition:all 0.25s;
}
.contact-link:hover{border-color:var(--sky);transform:translateX(4px)}

.contact-form{background:var(--bg3);border:1px solid var(--border);border-radius:12px;padding:1.6rem}
.input-group{margin-bottom:1rem}
.form-input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:7px;padding:0.7rem 0.9rem;color:var(--text);font-family:'Inter',sans-serif;font-size:0.85rem}
.form-input:focus{outline:none;border-color:var(--sky)}
.form-textarea{min-height:100px;resize:vertical}
.form-success{display:none;color:var(--sky);font-size:0.82rem;margin-top:0.8rem;text-align:center}
.form-success.show{display:block}

.btn-primary{
  background:var(--sky);color:#0A2438;padding:0.75rem 1.6rem;border-radius:6px;
  text-decoration:none;font-weight:600;font-size:0.85rem;font-family:'Space Grotesk',sans-serif;
  transition:all 0.25s;display:inline-flex;align-items:center;gap:6px;border:none;cursor:pointer;
}
.btn-primary:hover{background:var(--sky-light);transform:translateY(-2px)}
.btn-secondary{
  background:transparent;color:var(--text);padding:0.7rem 1.4rem;border-radius:6px;
  text-decoration:none;font-weight:600;font-size:0.82rem;font-family:'Space Grotesk',sans-serif;
  border:1px solid rgba(255,255,255,0.16);transition:all 0.25s;cursor:pointer;display:inline-flex;align-items:center;
}
.btn-secondary:hover{border-color:var(--sky);background:rgba(125,196,240,0.05)}

footer{text-align:center;padding:2rem;color:var(--muted);font-size:0.85rem;border-top:1px solid var(--border)}

/* ── WHATSAPP / BACK TOP ── */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:90;width:54px;height:54px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 18px rgba(0,0,0,0.3);transition:transform 0.25s;
}
.wa-float:hover{transform:scale(1.08)}

.back-top{
  position:fixed;bottom:24px;left:24px;z-index:90;width:42px;height:42px;border-radius:50%;
  background:var(--bg3);border:1px solid var(--border);color:var(--text);
  cursor:pointer;font-size:1.1rem;opacity:0;visibility:hidden;transition:all 0.3s;
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--sky);color:#0A2438}

/* ── MADE BY HN BADGE ── */
.made-by-badge{
  position:fixed;top:80px;right:16px;z-index:90;
  display:flex;align-items:center;gap:8px;
  background:rgba(27,31,38,0.85);backdrop-filter:blur(10px);
  border:1px solid var(--border);border-radius:50px;
  padding:7px 14px 7px 8px;text-decoration:none;
  transition:all 0.25s;
}
.made-by-badge:hover{border-color:var(--sky);transform:translateY(-2px)}
.made-by-badge-logo{
  width:24px;height:24px;border-radius:50%;
  background:#03070F;display:flex;align-items:center;justify-content:center;
  font-family:'Space Grotesk',sans-serif;font-size:0.6rem;font-weight:700;color:var(--sky);
  flex-shrink:0;
}
.made-by-badge-text{font-size:0.72rem;color:var(--muted);font-weight:500;white-space:nowrap}
.made-by-badge-text strong{color:var(--text)}

@media(max-width:768px){
  .made-by-badge{top:auto;bottom:84px;right:16px}
  .made-by-badge-text{display:none}
  .made-by-badge{padding:7px}
}

/* ── MODAL ── */
.modal-overlay{
  position:fixed;inset:0;z-index:200;
  background:rgba(10,12,15,0.75);
  display:none;align-items:center;justify-content:center;
  padding:1.5rem;backdrop-filter:blur(4px);
}
.modal-overlay.open{display:flex}

.modal-box{
  background:var(--bg2);border:1px solid var(--border);border-radius:16px;
  max-width:640px;width:100%;max-height:85vh;overflow-y:auto;
  position:relative;
}

.modal-close{
  position:absolute;top:1rem;right:1rem;z-index:5;
  width:36px;height:36px;border-radius:50%;
  background:rgba(0,0,0,0.4);border:1px solid rgba(255,255,255,0.15);
  color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:1.1rem;transition:all 0.2s;
}
.modal-close:hover{background:var(--sky);color:#0A2438}

.modal-hero-img{
  height:200px;background:var(--bg3);display:flex;align-items:center;justify-content:center;
  color:var(--sky);border-bottom:1px solid var(--border);
}

.modal-body{padding:1.8rem}
.modal-badge{display:inline-block;font-size:0.68rem;font-weight:700;letter-spacing:0.5px;padding:4px 10px;border-radius:4px;font-family:'Space Grotesk',sans-serif;margin-bottom:0.8rem}
.modal-price{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.5rem;color:#fff;margin-bottom:0.3rem}
.modal-title{font-weight:600;font-size:1.1rem;color:var(--text);margin-bottom:0.2rem}
.modal-loc{font-size:0.85rem;color:var(--muted);margin-bottom:1.2rem}

.modal-specs{display:flex;gap:1.5rem;padding:1rem 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:1.2rem}
.modal-spec{display:flex;flex-direction:column;gap:2px}
.modal-spec-num{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:1.05rem;color:#fff}
.modal-spec-label{font-size:0.7rem;color:var(--muted)}

.modal-desc{font-size:0.88rem;color:var(--text);line-height:1.7;margin-bottom:1.3rem}

.modal-equip-title{font-size:0.78rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:0.5px;margin-bottom:0.7rem}
.modal-equip-list{display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:1.6rem}
.modal-equip-item{
  background:var(--bg3);border:1px solid var(--border);color:var(--text);
  font-size:0.76rem;padding:0.4rem 0.8rem;border-radius:6px;
}

.modal-actions{display:flex;gap:0.7rem}
.modal-actions a{flex:1;justify-content:center}

/* ── MOBILE ── */
@media(max-width:768px){
  nav{padding:0.9rem 1.2rem}
  .nav-links{display:none}
  .menu-btn{display:block}
  .btn-nav-cta{display:none}

  .hero{padding:6.5rem 1.2rem 2.5rem}
  .hero h1{font-size:2rem}
  .hero-stats{gap:1rem}

  .search-bar{flex-direction:column}
  .search-toggle-filters{justify-content:center}

  .section{padding:3rem 1.2rem}
  .section-title{font-size:1.5rem}

  .filters-panel{flex-direction:column;align-items:stretch}
  .filter-group{min-width:0}

  .contact-section{grid-template-columns:1fr;gap:2rem}
  .biens-grid{grid-template-columns:1fr}

  .modal-actions{flex-direction:column}
}