/* ============================================================
   Gracia Jardinería Artificial — Sistema de diseño
   "Naturaleza serena, acabado premium" · tokens en :root
   ============================================================ */
:root{
  --verde-bosque:#2f4a3a;
  --verde-prof:#22382b;
  --verde-salvia:#7c9885;
  --oro:#c79a3d;
  --oro-osc:#9a7528;
  --crema:#f5f1e8;
  --crema-2:#efe9db;
  --blanco:#ffffff;
  --tinta:#23282a;
  --gris:#6b7270;
  --wa:#25d366;
  --linea:#e4ded0;

  --font-display:'Cormorant Garamond',Georgia,serif;
  --font-head:'Montserrat',sans-serif;
  --font-body:'Inter',system-ui,sans-serif;

  --radio:5px;
  --maxw:1220px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-s:0 4px 18px rgba(35,40,42,.06);
  --shadow-m:0 18px 50px rgba(35,40,42,.10);
  --shadow-l:0 30px 70px rgba(34,56,43,.18);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--tinta);
  background:var(--blanco);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* ---- Tipografía ---- */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.08;color:var(--verde-prof);letter-spacing:-.5px}
h1{font-size:clamp(2.8rem,6vw,5rem)}
h2{font-size:clamp(2.1rem,4vw,3.4rem)}
h3{font-size:clamp(1.5rem,2.4vw,2rem)}
.kicker{font-family:var(--font-head);font-weight:600;text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;color:var(--oro-osc)}
.serif-it{font-style:italic;color:var(--oro)}
.lead{font-size:1.18rem;color:var(--gris);max-width:60ch}

/* ---- Layout ---- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,9vw,130px) 0}
.bg-crema{background:var(--crema)}
.bg-verde{background:var(--verde-bosque);color:#eef1ec}
.bg-verde h1,.bg-verde h2,.bg-verde h3{color:#fff}
.center{text-align:center}
.section-head{max-width:720px;margin:0 auto 56px}
.section-head.center{margin-inline:auto}
.section-head .kicker{display:block;margin-bottom:14px}

/* ---- Botones ---- */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--font-head);font-weight:600;font-size:.9rem;letter-spacing:.02em;padding:15px 32px;border-radius:var(--radio);border:1.5px solid transparent;cursor:pointer;transition:all .35s var(--ease);text-transform:uppercase}
.btn-oro{background:var(--oro);color:#fff}
.btn-oro:hover{background:var(--oro-osc);transform:translateY(-3px);box-shadow:0 14px 30px rgba(154,117,40,.35)}
.btn-verde{background:var(--verde-bosque);color:#fff}
.btn-verde:hover{background:var(--verde-prof);transform:translateY(-3px);box-shadow:var(--shadow-m)}
.btn-ghost{border-color:currentColor;color:var(--verde-bosque)}
.btn-ghost:hover{background:var(--verde-bosque);color:#fff;border-color:var(--verde-bosque)}
.btn-light{background:#fff;color:var(--verde-prof)}
.btn-light:hover{transform:translateY(-3px);box-shadow:var(--shadow-l)}

/* ============ HEADER ============ */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:all .4s var(--ease);padding:18px 0}
.header.scrolled{background:rgba(255,255,255,.96);box-shadow:var(--shadow-s);backdrop-filter:blur(10px);padding:10px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo img{height:54px;transition:height .4s var(--ease),filter .4s var(--ease)}
.header.scrolled .logo img{height:44px}
/* logo blanco sobre hero/pagehead (cabecera transparente), negro al hacer scroll */
.header:not(.scrolled) .logo img{filter:brightness(0) invert(1) drop-shadow(0 1px 6px rgba(0,0,0,.35))}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-family:var(--font-head);font-weight:500;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--tinta);position:relative;padding:4px 0;transition:color .3s}
.header:not(.scrolled) .nav-links a{color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.35)}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--oro);transition:width .35s var(--ease)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:16px}
.nav-tel{font-family:var(--font-head);font-weight:600;font-size:.85rem;color:var(--oro);display:flex;align-items:center;gap:7px}
.header:not(.scrolled) .nav-tel{color:#fff}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:26px;height:2px;background:var(--tinta);transition:.3s}
.header:not(.scrolled) .burger span{background:#fff}

/* ============ HERO ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(34,56,43,.82) 0%,rgba(34,56,43,.45) 50%,rgba(34,56,43,.2) 100%)}
.hero-inner{max-width:680px;padding-top:70px}
.hero .kicker{color:#e9d8a6}
.hero h1{color:#fff;margin:18px 0 22px}
.hero p{font-size:1.22rem;color:#eef1ec;max-width:52ch;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);font-family:var(--font-head);font-size:.65rem;letter-spacing:.25em;text-transform:uppercase;color:#fff;opacity:.8;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* divisor "línea de tierra" (sello) */
.tierra{height:34px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='34'%3E%3Cline x1='0' y1='17' x2='120' y2='17' stroke='%23c79a3d' stroke-width='1' stroke-dasharray='2 6'/%3E%3Ccircle cx='40' cy='17' r='3' fill='%237c9885'/%3E%3Ccircle cx='60' cy='17' r='4' fill='%232f4a3a'/%3E%3Ccircle cx='80' cy='17' r='3' fill='%23c79a3d'/%3E%3C/svg%3E") repeat-x center}

/* ============ CARDS SERVICIO ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card-srv{position:relative;border-radius:var(--radio);overflow:hidden;min-height:440px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow-m)}
.card-srv img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);z-index:-2}
.card-srv::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(34,56,43,.92),rgba(34,56,43,.15) 70%)}
.card-srv:hover img{transform:scale(1.07)}
.card-srv-body{padding:30px}
.card-srv h3{color:#fff;margin-bottom:8px}
.card-srv p{color:#e3e8e2;font-size:.96rem;margin-bottom:16px}
.card-srv .lnk{font-family:var(--font-head);font-weight:600;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:#e9d8a6;display:inline-flex;gap:8px;align-items:center}
.card-srv .lnk span{transition:transform .3s}
.card-srv:hover .lnk span{transform:translateX(6px)}

/* ============ MÉTRICAS ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.metric .num{font-family:var(--font-display);font-size:clamp(2.6rem,5vw,4rem);font-weight:600;color:var(--oro);line-height:1}
.metric .lbl{font-family:var(--font-head);text-transform:uppercase;letter-spacing:.14em;font-size:.74rem;color:#cdd6cd;margin-top:8px}

/* ============ SPLIT imagen+texto ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split.rev .split-media{order:2}
.split-media{border-radius:var(--radio);overflow:hidden;box-shadow:var(--shadow-m);aspect-ratio:4/3}
.split-media img{width:100%;height:100%;object-fit:cover}
.split-body .kicker{display:block;margin-bottom:14px}
.split-body h2{margin-bottom:18px}
.split-body p{color:var(--gris);margin-bottom:16px}
.ticklist li{position:relative;padding-left:32px;margin-bottom:12px;color:var(--tinta)}
.ticklist li::before{content:'';position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;background:var(--verde-salvia);box-shadow:inset 0 0 0 4px var(--crema)}

/* ============ PROCESO ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;counter-reset:s}
.step{position:relative;padding:38px 28px;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);transition:.4s var(--ease)}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-m);border-color:transparent}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--font-display);font-size:3.2rem;color:var(--oro);opacity:.35;line-height:1}
.step h3{font-size:1.3rem;margin:10px 0 10px}
.step p{color:var(--gris);font-size:.97rem}

/* ============ VENTAJAS ============ */
.grid-feat{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.feat{text-align:center;padding:20px}
.feat .ic{width:64px;height:64px;margin:0 auto 18px;border-radius:50%;background:var(--crema);display:grid;place-items:center;color:var(--verde-bosque)}
.feat h3{font-size:1.25rem;margin-bottom:8px}
.feat p{color:var(--gris);font-size:.96rem}

/* ============ GALERÍA MASONRY ============ */
.gal-filter{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.gal-filter button{font-family:var(--font-head);font-weight:500;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;padding:9px 20px;border:1px solid var(--linea);background:#fff;border-radius:40px;cursor:pointer;transition:.3s;color:var(--gris)}
.gal-filter button.active,.gal-filter button:hover{background:var(--verde-bosque);color:#fff;border-color:var(--verde-bosque)}
.masonry{columns:3;column-gap:18px}
.masonry .gal-item{break-inside:avoid;margin-bottom:18px;border-radius:var(--radio);overflow:hidden;position:relative;cursor:pointer}
.masonry img{width:100%;transition:transform .7s var(--ease)}
.masonry .gal-item::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(34,56,43,.6),transparent 60%);opacity:0;transition:.4s}
.masonry .gal-item:hover img{transform:scale(1.06)}
.masonry .gal-item:hover::after{opacity:1}

/* ============ TIENDA / PRODUCTOS ============ */
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.prod{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;transition:.4s var(--ease);display:flex;flex-direction:column}
.prod:hover{transform:translateY(-6px);box-shadow:var(--shadow-m);border-color:transparent}
.prod-media{position:relative;aspect-ratio:1;background:var(--crema);overflow:hidden}
.prod-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.prod:hover .prod-media img{transform:scale(1.05)}
.prod-tag{position:absolute;top:14px;left:14px;background:var(--oro);color:#fff;font-family:var(--font-head);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:30px}
.prod-body{padding:22px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod-cat{font-family:var(--font-head);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--verde-salvia)}
.prod h3{font-size:1.3rem}
.prod .price{font-family:var(--font-head);font-weight:600;color:var(--oro-osc);font-size:1.15rem;margin-top:2px}
.prod .btn{margin-top:auto;width:100%;justify-content:center;padding:12px}

/* ============ DOS PÚBLICOS ============ */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.duo-card{position:relative;border-radius:var(--radio);overflow:hidden;min-height:340px;display:flex;align-items:flex-end;color:#fff;padding:34px}
.duo-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .7s var(--ease)}
.duo-card::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(34,56,43,.9),rgba(34,56,43,.1))}
.duo-card:hover img{transform:scale(1.05)}
.duo-card h3{color:#fff}
.duo-card p{color:#dde4dd;margin:8px 0 16px}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--linea)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:var(--font-display);font-size:1.3rem;color:var(--verde-prof)}
.faq-q .pm{font-family:var(--font-body);color:var(--oro);font-size:1.6rem;transition:transform .3s;flex-shrink:0}
.faq-item.open .pm{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a p{padding:0 0 24px;color:var(--gris)}

/* ============ CTA BANNER ============ */
.cta-banner{position:relative;border-radius:var(--radio);overflow:hidden;padding:clamp(50px,7vw,90px) 40px;text-align:center;color:#fff}
.cta-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.cta-banner::after{content:'';position:absolute;inset:0;z-index:-1;background:rgba(34,56,43,.85)}
.cta-banner h2{color:#fff;margin-bottom:16px}
.cta-banner p{color:#dde4dd;max-width:56ch;margin:0 auto 30px;font-size:1.1rem}

/* ============ FORM ============ */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.form-card{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:38px;box-shadow:var(--shadow-s)}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--font-head);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gris);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid var(--linea);border-radius:var(--radio);font-family:var(--font-body);font-size:.98rem;background:var(--crema);transition:.3s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--oro);background:#fff;box-shadow:0 0 0 3px rgba(199,154,61,.15)}
.field textarea{resize:vertical;min-height:120px}
.info-row{display:flex;gap:16px;align-items:flex-start;margin-bottom:26px}
.info-row .ic{width:48px;height:48px;border-radius:50%;background:var(--crema);display:grid;place-items:center;color:var(--verde-bosque);flex-shrink:0}
.info-row h4{font-family:var(--font-head);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gris);margin-bottom:3px}
.info-row p{font-size:1.1rem;color:var(--tinta)}

/* ============ FOOTER ============ */
.footer{background:var(--verde-prof);color:#c3cdc4;padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.footer img.flogo{height:64px;margin-bottom:18px}
.footer h4{font-family:var(--font-head);font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:20px}
.footer a{color:#c3cdc4;transition:color .3s}
.footer a:hover{color:var(--oro)}
.footer li{margin-bottom:11px}
.footer .social{display:flex;gap:14px;margin-top:18px}
.footer .social a{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.2);display:grid;place-items:center;transition:.3s}
.footer .social a:hover{background:var(--oro);border-color:var(--oro);color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:.84rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom .legal a{margin-left:18px}
.footer-credit a{color:var(--oro);font-weight:600}

/* ============ WHATSAPP FLOTANTE ============ */
.wa-float{position:fixed;bottom:26px;right:26px;width:60px;height:60px;border-radius:50%;background:var(--wa);display:grid;place-items:center;z-index:900;box-shadow:0 10px 30px rgba(37,211,102,.45);transition:transform .3s;animation:waPulse 2.5s infinite}
.wa-float:hover{transform:scale(1.1)}
@keyframes waPulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ============ PAGE HEADER (subpáginas) ============ */
.pagehead{position:relative;padding:190px 0 90px;color:#fff;text-align:center;overflow:hidden}
.pagehead img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.pagehead::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(rgba(34,56,43,.55),rgba(34,56,43,.8))}
.pagehead h1{color:#fff}
.breadcrumb{font-family:var(--font-head);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:#e9d8a6;margin-top:14px}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  .nav-links{position:fixed;inset:0 0 0 auto;width:78%;max-width:340px;background:var(--verde-prof);flex-direction:column;justify-content:center;gap:28px;transform:translateX(100%);transition:transform .4s var(--ease);z-index:1100}
  .nav-links.open{transform:none}
  .nav-links a{color:#fff!important;font-size:1rem;text-shadow:none}
  .burger{display:flex;z-index:1200}
  .nav-tel{display:none}
  .nav-cta .btn{display:none}
  .grid-3,.metrics,.steps,.grid-feat,.products,.duo{grid-template-columns:1fr 1fr}
  .split,.form-wrap{grid-template-columns:1fr;gap:36px}
  .split.rev .split-media{order:0}
  .masonry{columns:2}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  body{font-size:16px}
  .grid-3,.metrics,.steps,.grid-feat,.products,.duo,.footer-grid{grid-template-columns:1fr}
  .masonry{columns:1}
  .hero-actions{flex-direction:column;align-items:stretch}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-bottom .legal a{margin:0 9px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}