*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  /* Paleta warm-minimal tipo Alterhome */
  --green:#4a7c59;        /* verde salvia */
  --green-dark:#3a6146;
  --green-light:#e8f0ea;
  --terracota:#c4704a;    /* acento cálido */
  --cream:#f8f4ef;        /* fondo cálido */
  --cream2:#f0ebe4;
  --dark:#1c1c1c;
  --dark2:#2d2d2d;
  --gray:#6b7280;
  --gray2:#9ca3af;
  --light:#f5f5f5;
  --white:#ffffff;
  --border:#e8e0d6;
  --font:'Inter',sans-serif;
  --serif:'Playfair Display',serif;
  --radius:10px;
  --shadow:0 2px 16px rgba(0,0,0,.06);
  --shadow-lg:0 8px 40px rgba(0,0,0,.1);
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--dark);background:var(--white);line-height:1.6;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:0 24px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.07)}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;height:68px;gap:32px}
.nav-logo{font-family:var(--serif);font-size:1.25rem;color:var(--dark);font-weight:700;flex-shrink:0;letter-spacing:-.01em}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-links a{font-size:.88rem;color:var(--gray);font-weight:500;transition:color .2s;letter-spacing:.01em}
.nav-links a:hover,.nav-links a.active{color:var(--dark)}
.btn-nav{background:var(--green);color:var(--white)!important;padding:8px 18px;border-radius:7px;transition:background .2s!important}
.btn-nav:hover{background:var(--green-dark)!important}
.lang-switch{border:1px solid var(--border);padding:5px 11px;border-radius:6px;font-size:.8rem!important;color:var(--gray)!important}
.nav-burger{display:none;background:none;border:none;font-size:1.4rem;cursor:pointer;margin-left:auto;color:var(--dark)}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:var(--white);overflow:hidden;padding-top:68px}


.hero-content{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:80px 24px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:6px 14px;border-radius:20px;font-size:.78rem;letter-spacing:.06em;margin-bottom:24px;backdrop-filter:blur(4px)}
.hero h1{font-family:var(--serif);font-size:clamp(2.4rem,5.5vw,4.2rem);font-weight:700;line-height:1.12;margin-bottom:22px;max-width:680px;text-shadow:0 2px 12px rgba(0,0,0,0.6)}
.hero h1 span{color:#b8d4be;font-style:italic}
.hero p{font-size:1.05rem;opacity:.95;max-width:520px;margin-bottom:38px;line-height:1.75;text-shadow:0 2px 6px rgba(0,0,0,0.9),0 0 20px rgba(0,0,0,0.8)}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:9px;font-weight:600;font-size:.9rem;transition:all .2s;cursor:pointer;border:none;letter-spacing:.01em}
.btn-primary{background:var(--white);color:var(--green-dark)}
.btn-primary:hover{background:#f0ebe4;transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.45)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7)}
.btn-green{background:var(--green);color:var(--white)}
.btn-green:hover{background:var(--green-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--dark);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}
.btn-terracota{background:var(--terracota);color:var(--white)}
.btn-terracota:hover{background:#b05e39;transform:translateY(-1px)}

/* STATS */
.hero-stats{display:flex;gap:36px;margin-top:48px;flex-wrap:wrap}
.hero-stat .num{font-size:1.9rem;font-weight:700;letter-spacing:-.02em}
.hero-stat .lbl{font-size:.78rem;opacity:.7;margin-top:2px}

/* SECTIONS */
.section{padding:84px 24px}
.section-inner{max-width:1200px;margin:0 auto}
.section-label{font-size:.73rem;text-transform:uppercase;letter-spacing:.12em;color:var(--green);font-weight:600;margin-bottom:12px}
.section-title{font-family:var(--serif);font-size:clamp(1.8rem,3vw,2.6rem);font-weight:700;margin-bottom:14px;line-height:1.18;color:var(--dark)}
.section-sub{color:var(--gray);font-size:.97rem;max-width:540px;margin-bottom:48px;line-height:1.75}
.section-header{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:16px;margin-bottom:44px}
.section-header .section-title{margin-bottom:0}
.section-header .section-sub{margin-bottom:0}
.bg-cream{background:var(--cream)}
.bg-cream2{background:var(--cream2)}

/* VIVIENDA CARD */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:28px}
.vcard{background:var(--white);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;border:1px solid var(--border)}
.vcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.vcard-img{height:210px;background:linear-gradient(135deg,var(--cream2),var(--green-light));position:relative;overflow:hidden}
.vcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.vcard:hover .vcard-img img{transform:scale(1.04)}
.vcard-badge{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.92);color:var(--dark2);padding:4px 12px;border-radius:20px;font-size:.72rem;font-weight:600;backdrop-filter:blur(4px);border:1px solid rgba(0,0,0,.06)}
.vcard-body{padding:22px}
.vcard-zona{font-size:.72rem;color:var(--green);font-weight:600;text-transform:uppercase;letter-spacing:.08em;margin-bottom:7px;display:flex;align-items:center;gap:4px}
.vcard-title{font-weight:700;font-size:1rem;margin-bottom:9px;line-height:1.35;color:var(--dark)}
.vcard-desc{color:var(--gray);font-size:.84rem;line-height:1.55;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vcard-footer{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px solid var(--border)}
.vcard-precio{font-size:1.2rem;font-weight:700;color:var(--dark);letter-spacing:-.01em}
.vcard-precio span{font-size:.75rem;font-weight:400;color:var(--gray)}

/* BLOG CARD */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.bcard{border-radius:14px;overflow:hidden;background:var(--white);border:1px solid var(--border);transition:transform .2s,box-shadow .2s}
.bcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.bcard-cat{background:var(--green-light);color:var(--green-dark);font-size:.7rem;font-weight:700;padding:4px 11px;border-radius:20px;display:inline-block;margin-bottom:10px;letter-spacing:.04em}
.bcard-body{padding:22px}
.bcard-title{font-weight:700;font-size:.97rem;line-height:1.4;margin-bottom:8px;color:var(--dark)}
.bcard-desc{color:var(--gray);font-size:.83rem;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bcard-date{font-size:.73rem;color:var(--gray2);margin-top:12px}

/* BENEFICIOS */
.benefits-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:24px}
.benefit{padding:28px 24px;background:var(--white);border-radius:14px;border:1px solid var(--border)}
.benefit-icon{font-size:1.8rem;margin-bottom:14px}
.benefit h3{font-weight:700;margin-bottom:8px;font-size:.97rem;color:var(--dark)}
.benefit p{color:var(--gray);font-size:.85rem;line-height:1.65}

/* TESTIMONIOS */
.testimonios-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.tcard{background:var(--white);border-radius:14px;padding:28px;border:1px solid var(--border)}
.tcard-stars{color:#d4a853;font-size:1rem;margin-bottom:14px;letter-spacing:2px}
.tcard-text{color:var(--dark2);font-size:.88rem;line-height:1.75;font-style:italic;margin-bottom:18px}
.tcard-author{display:flex;align-items:center;gap:12px}
.tcard-avatar{width:40px;height:40px;border-radius:50%;background:var(--green-light);display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.tcard-name{font-weight:600;font-size:.87rem;color:var(--dark)}
.tcard-origin{color:var(--gray2);font-size:.76rem;margin-top:2px}

/* CONTACT FORM */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-full{grid-column:1/-1}
label{display:block;font-size:.8rem;font-weight:600;margin-bottom:6px;color:var(--dark2);letter-spacing:.01em}
input,textarea,select{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:9px;font-size:.88rem;font-family:var(--font);outline:none;transition:border .2s;background:var(--white);color:var(--dark)}
input:focus,textarea:focus,select:focus{border-color:var(--green)}
textarea{resize:vertical;min-height:120px}
.form-hint{color:var(--gray);font-size:.76rem;margin-top:4px}

/* FILTROS */
.filtros{background:var(--white);border-radius:var(--radius);padding:20px 24px;border:1px solid var(--border);margin-bottom:36px;display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end}
.filtro-group{display:flex;flex-direction:column;gap:6px;min-width:160px}
.filtro-group label{font-size:.76rem;font-weight:600;color:var(--gray)}

/* ARTICLE */
.article-header{padding:100px 24px 44px;background:var(--cream)}
.article-body{max-width:760px;margin:0 auto;padding:52px 24px}
.article-body h2{font-family:var(--serif);font-size:1.55rem;margin:36px 0 12px;color:var(--dark)}
.article-body h3{font-size:1.1rem;font-weight:700;margin:26px 0 8px;color:var(--dark)}
.article-body p{margin-bottom:18px;color:#374151;line-height:1.85}
.article-body a{color:var(--green);text-decoration:underline}
.article-body ul{margin:12px 0 18px 20px;list-style:disc}
.article-body ul li{margin-bottom:7px;color:#374151}

/* SOBRE */
.sobre-story{max-width:720px;margin:0 auto;padding:64px 24px}
.sobre-story p{font-size:1rem;line-height:1.95;color:#374151;margin-bottom:22px}

/* BADGES */
.badge{display:inline-block;padding:4px 12px;border-radius:20px;font-size:.72rem;font-weight:600;letter-spacing:.04em}
.badge-green{background:var(--green-light);color:var(--green-dark)}
.badge-warm{background:#fdf0e8;color:#9a4e20}

/* FOOTER */
.footer{background:#1a1e1a;color:#c8cfc8;padding:64px 24px 0}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px}
.footer-logo{font-family:var(--serif);font-size:1.25rem;color:var(--white);margin-bottom:14px}
.footer-col p{font-size:.84rem;line-height:1.75;color:#9aaa9a}
.footer-col h4{color:rgba(255,255,255,.85);font-size:.78rem;font-weight:600;margin-bottom:16px;text-transform:uppercase;letter-spacing:.1em}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col ul a{font-size:.84rem;color:#9aaa9a;transition:color .2s}
.footer-col ul a:hover{color:var(--white)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding:22px 0;max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.footer-bottom p{font-size:.8rem;color:#6b7b6b}
.footer-bottom a{font-size:.8rem;color:#9aaa9a}

/* PAGE HERO */
.page-hero{padding:112px 24px 60px;background:var(--cream)}
.page-hero h1{font-family:var(--serif);font-size:clamp(1.8rem,3.5vw,2.8rem);margin-bottom:12px;color:var(--dark)}
.page-hero .section-label{margin-bottom:10px}
.page-hero p{color:var(--gray);max-width:580px;font-size:.97rem}

/* VIVIENDA DETAIL */
.vivienda-imgs{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-bottom:36px}
.vivienda-imgs img{height:240px;object-fit:cover;border-radius:12px}
.vivienda-info{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}
.vivienda-specs{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.spec-tag{background:var(--green-light);color:var(--green-dark);padding:6px 14px;border-radius:20px;font-size:.8rem;font-weight:500}
.precio-big{font-size:2.2rem;font-weight:700;color:var(--dark);letter-spacing:-.02em}
.precio-big span{font-size:1rem;color:var(--gray);font-weight:400}
.contact-card{background:var(--cream);border:1.5px solid var(--border);border-radius:14px;padding:28px;position:sticky;top:90px}
.contact-card h3{font-weight:700;margin-bottom:20px;font-size:1.05rem;color:var(--dark)}

/* ALERTS */
.alert{padding:14px 18px;border-radius:9px;font-size:.88rem;margin-bottom:20px}
.alert-success{background:#e8f5ec;color:#2d6a4f;border:1px solid #a8d5b5}
.alert-error{background:#fde8e8;color:#9b1c1c;border:1px solid #f5a5a5}

/* ADMIN BAR */
.admin-bar{position:fixed;bottom:16px;right:16px;background:var(--dark);color:var(--white);padding:8px 16px;border-radius:8px;font-size:.76rem;z-index:200;opacity:.5;transition:opacity .2s}
.admin-bar:hover{opacity:1}

/* COOKIE BANNER */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--dark);color:#d1d5db;padding:16px 28px;z-index:300;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:.83rem}
.cookie-banner.hidden{display:none}
.cookie-btns{display:flex;gap:10px;flex-shrink:0}
.btn-sm{padding:7px 16px;border-radius:7px;font-size:.78rem;font-weight:600;cursor:pointer;border:none}

/* DIVIDER */
.divider{height:1px;background:var(--border);margin:0}

/* CTA BOX */
.cta-box{background:linear-gradient(135deg,#2d4a35,#1a2e20);color:var(--white);border-radius:18px;padding:56px 48px;text-align:center}
.cta-box .section-label{color:#b8d4be}
.cta-box .section-title{color:var(--white)}
.cta-box p{color:rgba(255,255,255,.8);max-width:480px;margin:0 auto 32px;font-size:.97rem}

/* RESPONSIVE */
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px 24px;box-shadow:0 10px 30px rgba(0,0,0,.08);gap:18px;border-bottom:1px solid var(--border)}
  .nav-links.open{display:flex}
  .nav-burger{display:block}
  .hero-content{padding:60px 20px}
  .footer-inner{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .vivienda-info{grid-template-columns:1fr}
  .filtros{flex-direction:column}
  .section{padding:60px 16px}
  .hero-stats{gap:22px}
  .hero-ctas{flex-direction:column}
  .hero-ctas .btn{justify-content:center}
  .cta-box{padding:36px 24px}
}
@media(max-width:480px){
  .footer-inner{grid-template-columns:1fr}
  .hero h1{font-size:2.1rem}
}

/* HERO BG - foto de Madrid */
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:url('/img/madrid-skyline.jpg') center center/cover no-repeat;
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to bottom, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.15) 50%, rgba(0,0,0,0.3) 100%);
}