/* ==========================================================================
   AQUANUD · maqueta "SecoAire": azul agua #1E7A8C sobre fondo frío #F1F7F8,
   Manrope en todo, tarjetas planas con borde fino.
   ========================================================================== */
:root{
  --bg:#F1F7F8;--surface:#FFFFFF;--card:#FFFFFF;--card2:#EAF2F4;
  --text:#16191D;--muted:#5E6B72;--line:#E1EAED;
  --accent:#1E7A8C;--accent-d:#176372;--ok:#1B8A5A;--warn:#FFF8ED;
  --r:12px;--r-sm:9px;
  --sh:0 1px 2px rgba(22,25,29,.05);
  --sh-h:0 10px 28px rgba(22,25,29,.08);
  --wrap:1300px;
  --font-h:'Manrope',Arial,Helvetica,sans-serif;
  --font-b:'Manrope',Arial,Helvetica,sans-serif;
}
body{background:var(--bg);color:var(--text);font-family:var(--font-b)}
h1,h2,h3,h4{font-family:var(--font-h);letter-spacing:-.02em}
a{color:var(--accent)} a:hover{color:var(--accent-d)}
.wrap{max-width:var(--wrap);padding:0 24px}

/* cabecera en una línea, logo + menú + iconos */
.topbar{background:var(--bg);border-bottom:1px solid var(--line);color:var(--muted);font-size:12.5px}
.header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header .wrap{display:flex;align-items:center;gap:24px;padding:14px 24px}
.logo{flex-direction:row;align-items:center;gap:10px;text-align:left}
.logo img{height:34px}
.logo-sub{display:none}
.aq-nav{display:flex;gap:26px;margin-right:auto}
.aq-nav a{font-size:15px;font-weight:600;color:var(--text);text-decoration:none}
.aq-nav a:hover,.aq-nav a.on{color:var(--accent)}
.hactions{display:flex;align-items:center;gap:6px;margin-left:auto}
.hbtn{width:42px;height:42px;padding:0;justify-content:center;border-radius:10px;border:1px solid var(--line)}
.hbtn:hover{background:var(--card2)}
.hbtn span,.hbtn b{display:none}
.cartbtn{background:var(--accent);border-color:var(--accent);color:#fff}
.cartbtn svg{stroke:#fff}
.cart-count{background:#16191D}
.nav{display:none}

/* botones */
.btn,.btn-primary,button.btn,.aq-btn{border-radius:10px;font-weight:700;font-family:var(--font-b)}
.btn-primary,.btn.primary,.aq-btn{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover,.btn.primary:hover,.aq-btn:hover{background:var(--accent-d);border-color:var(--accent-d)}

/* ===================== PORTADA (maqueta SecoAire) ======================= */
.aq-hero{display:grid;grid-template-columns:minmax(0,1.15fr) 420px;gap:44px;align-items:start;padding:48px 0 56px}
.aq-hero-t h1{font-size:clamp(30px,3.8vw,44px);line-height:1.12;margin:0 0 16px}
.aq-hero-t p{font-size:16px;line-height:1.6;color:var(--muted);max-width:520px;margin:0 0 20px}
.aq-hero-l{margin:0;padding:0;list-style:none;display:grid;gap:9px}
.aq-hero-l li{position:relative;padding-left:26px;font-size:14px;color:var(--text)}
.aq-hero-l li::before{content:"✓";position:absolute;left:0;top:-1px;color:var(--accent);font-weight:800}
.aq-calc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh)}
.aq-calc b{display:block;font-size:17px;margin-bottom:4px}
.aq-calc small{display:block;font-size:12.5px;color:var(--muted);line-height:1.5}
.aq-calc label{display:block;font-size:12.5px;font-weight:700;margin:16px 0 7px}
.aq-calc input[type=number]{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--bg)}
.aq-seg{display:flex;gap:8px;flex-wrap:wrap}
.aq-seg input{position:absolute;opacity:0;pointer-events:none}
.aq-seg label{margin:0;padding:9px 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;cursor:pointer;background:var(--surface)}
.aq-seg input:checked + label{border-color:var(--accent);color:var(--accent);background:var(--card2)}
.aq-calc .aq-btn{width:100%;margin-top:18px;padding:13px;border:0;font-size:15px;cursor:pointer}
.aq-calc-n{margin-top:12px}

.aq-sec{padding:6px 0 52px}
.aq-sec>h2{font-size:24px;margin:0 0 6px}
.aq-sub{margin:0 0 20px;color:var(--muted);font-size:14px}
.aq-sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px}
.aq-sec-h h2{font-size:24px;margin:0}
.aq-more{font-weight:700;font-size:14px;white-space:nowrap}

.aq-probs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.aq-prob{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;color:var(--text);transition:.2s}
.aq-prob:hover{border-color:var(--accent);box-shadow:var(--sh-h)}
.aq-prob-i{font-size:26px;display:block;margin-bottom:10px}
.aq-prob b{display:block;font-size:16px;margin-bottom:4px}
.aq-prob small{color:var(--muted);font-size:13px}

.aq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.aq-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:0 0 16px;display:flex;flex-direction:column;overflow:hidden}
.aq-card:hover{box-shadow:var(--sh-h)}
.aq-card-i{position:relative;display:block;background:var(--card2);aspect-ratio:4/3;overflow:hidden}
.aq-card-i img{width:100%;height:100%;object-fit:contain;padding:16px;mix-blend-mode:multiply}
.aq-badge{position:absolute;top:12px;left:12px;background:#16191D;color:#fff;font-size:11px;font-weight:700;padding:4px 10px;border-radius:8px}
.aq-card-n{font-size:16px;font-weight:700;line-height:1.3;color:var(--text);text-decoration:none;margin:16px 18px 6px}
.aq-card-n:hover{color:var(--accent)}
.aq-spec{margin:0 18px;font-size:13px;color:var(--muted)}
.aq-chips{display:flex;gap:8px;margin:10px 18px 0;flex-wrap:wrap}
.aq-chips span{background:var(--card2);border-radius:8px;padding:4px 9px;font-size:12px;font-weight:600}
.aq-card-f{margin:14px 18px 0}
.aq-card-f b{font-size:24px;font-weight:800;letter-spacing:-.02em}
.aq-card form{margin:12px 18px 0}
.aq-add{width:100%;padding:12px;border:0;cursor:pointer;font-size:14.5px}

.aq-vent{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin:0 calc(50% - 50vw) 52px;padding:28px calc(50vw - 50%)}
.aq-vent-g{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;max-width:var(--wrap);margin:0 auto}
.aq-vent-g div{text-align:center}
.aq-vent-g span{font-size:22px}
.aq-vent-g b{display:block;font-size:15px;margin:6px 0 3px}
.aq-vent-g small{color:var(--muted);font-size:12.5px}

.aq-como-g{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.aq-como-g article{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.aq-como-g span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;font-weight:800}
.aq-como-g b{display:block;margin:12px 0 8px;font-size:16px}
.aq-como-g p{margin:0;font-size:13.5px;line-height:1.6;color:var(--muted)}

@media(max-width:1080px){.aq-hero{grid-template-columns:1fr;gap:26px}.aq-probs{grid-template-columns:repeat(2,1fr)}
  .aq-grid{grid-template-columns:repeat(2,1fr)}.aq-vent-g{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.aq-probs,.aq-grid,.aq-como-g{grid-template-columns:1fr}.aq-nav{display:none}}

/* ===================== CATÁLOGO Y FICHA ================================= */
.aq-h1{font-size:30px;font-weight:800;letter-spacing:-.02em;margin:14px 0 4px}
.aq-h1 + .aq-sub{margin-bottom:22px}
.shop{display:grid;grid-template-columns:265px minmax(0,1fr);gap:24px;align-items:start}
.shop .side{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;
  box-shadow:none;position:sticky;top:84px;max-height:calc(100vh - 108px);overflow:auto;display:block!important}
.shop .side h3,.shop .side .ftitle,.shop .side b{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.shop .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shop .toolbar,.shop .head{background:transparent;border:0;padding:0 0 14px}
.shop select,.shop input[type=text],.shop input[type=number],.shop input[type=search]{
  border:1px solid var(--line);border-radius:10px;background:var(--surface);font:inherit;padding:9px 12px}
.aq-card.sin .aq-card-i img{opacity:.55}
.aq-card-f s{font-size:12.5px;color:var(--muted);margin-left:8px}
.filters-btn,.btn.filters{display:none}

/* ficha */
.pdp .gallery .main{background:var(--card2);border:1px solid var(--line);border-radius:var(--r)}
.pdp .buybox,.pdp .buy{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:none}
.pdp .price b,.pdp .p-price b{font-size:30px;font-weight:800}
.pdp .btn-buy,.pdp .addcart button,.pdp form button[type=submit]{background:var(--accent);border-color:var(--accent);border-radius:10px}
.pdp .btn-buy:hover,.pdp .addcart button:hover{background:var(--accent-d)}
.aq-figs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:16px 0}
.aq-figs div{background:var(--card2);border-radius:10px;padding:12px 14px}
.aq-figs dt,.aq-figs .k{font-size:11.5px;color:var(--muted);text-transform:none}
.aq-figs dd,.aq-figs .v{margin:2px 0 0;font-size:17px;font-weight:800}
.aq-consumo{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin-top:16px}
.aq-consumo b{display:block;font-size:15px;margin-bottom:10px}
.aq-consumo label{font-size:12.5px;color:var(--muted);margin-right:8px}
.aq-consumo input{width:90px;padding:8px 10px;border:1px solid var(--line);border-radius:9px;font:inherit;background:var(--bg)}
.aq-consumo-r{margin-top:12px;font-size:26px;font-weight:800;color:var(--accent)}
.aq-consumo small{display:block;color:var(--muted);font-size:12.5px}
.aq-aviso{background:var(--warn);border:1px solid #F0DFBE;border-radius:var(--r);padding:14px 16px;margin-top:14px;
  font-size:13px;line-height:1.55;color:#6B5426}
@media(max-width:1080px){.shop{grid-template-columns:1fr}.shop .side{position:static;max-height:none}
  .shop .grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.shop .grid{grid-template-columns:1fr}.aq-figs{grid-template-columns:1fr}}

/* ------- franja de vídeo ------- */
.aq-banner{position:relative;margin:0 calc(50% - 50vw) 52px;min-height:400px;display:flex;align-items:center;overflow:hidden}
.aq-banner-v{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.aq-banner::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(10,32,38,.90) 0%,rgba(10,32,38,.70) 45%,rgba(10,32,38,.22) 100%)}
.aq-banner-t{position:relative;z-index:2;max-width:var(--wrap);width:100%;margin:0 auto;padding:52px 24px;color:#fff}
.aq-banner-t .aq-eye{display:block;font-size:11.5px;letter-spacing:.15em;text-transform:uppercase;color:#8FD3E0;margin-bottom:12px}
.aq-banner-t h2{font-size:clamp(28px,3.4vw,42px);line-height:1.12;margin:0 0 14px;color:#fff}
.aq-banner-t p{max-width:520px;margin:0 0 24px;font-size:15px;line-height:1.6;color:rgba(255,255,255,.86)}
.aq-banner-b{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;border-radius:10px;
  padding:13px 26px;font-weight:700;font-size:14.5px}
.aq-banner-b:hover{background:#2494A9;color:#fff}
@media(max-width:760px){.aq-banner{min-height:320px}
  .aq-banner::after{background:linear-gradient(180deg,rgba(10,32,38,.5) 0%,rgba(10,32,38,.9) 70%)}}

/* ------- pestañas de la ficha (maqueta CAVIST) ------- */
.aq-tabnav{border-top:1px solid var(--line)}
.aq-tabnav input{position:absolute;opacity:0;pointer-events:none}
.aq-tabnav label{display:inline-block;padding:14px 2px;margin-right:26px;font-size:14.5px;font-weight:600;
  color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.aq-tabnav label:hover{color:var(--text)}
.aq-tabnav input:checked + label{color:var(--accent);border-bottom-color:var(--accent)}
.aq-tabp{display:none;padding:22px 0 4px}
#attab1:checked ~ .aq-tabp1,#attab2:checked ~ .aq-tabp2,#attab3:checked ~ .aq-tabp3{display:block}
.aq-tabp .spec{width:100%;border-collapse:collapse}
.aq-tabp .spec th{width:46%;text-align:left;font-weight:500;color:var(--muted);font-size:13px;
  text-transform:uppercase;letter-spacing:.04em;padding:11px 14px;border-bottom:1px solid var(--line)}
.aq-tabp .spec td{padding:11px 14px;border-bottom:1px solid var(--line);font-weight:600;text-align:right}
.aq-tabp p{line-height:1.65;color:var(--muted);margin:0 0 12px}
.aq-tabp p strong{color:var(--text)}
@media(max-width:620px){.aq-tabnav label{margin-right:16px;font-size:13.5px}}

/* ------- hero con foto de fondo ------- */
.aq-hero-bg{position:relative;margin:0 calc(50% - 50vw) 48px;padding:0;display:block;min-height:520px;overflow:hidden;grid-template-columns:none}
.aq-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.aq-hero-bg::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg,rgba(8,26,32,.93) 0%,rgba(8,26,32,.80) 42%,rgba(8,26,32,.35) 100%)}
.aq-hero-in{position:relative;z-index:2;max-width:var(--wrap);margin:0 auto;padding:52px 24px 56px;
  display:grid;grid-template-columns:minmax(0,1.1fr) 400px;gap:44px;align-items:start}
.aq-hero-bg .aq-hero-t{color:#fff}
.aq-hero-bg .aq-eye{display:block;font-size:11.5px;letter-spacing:.15em;text-transform:uppercase;color:#8FD3E0;margin-bottom:14px}
.aq-hero-bg h1{font-size:clamp(30px,3.9vw,46px);line-height:1.1;margin:0 0 14px;color:#fff}
.aq-hero-bg .aq-hero-t p{color:rgba(255,255,255,.84);max-width:520px;margin:0 0 22px}
.aq-hero-bg .aq-hero-l li{color:rgba(255,255,255,.9)}
.aq-hero-bg .aq-hero-l li::before{color:#8FD3E0}
.aq-gauge{display:grid;grid-template-columns:auto 1fr 1fr;gap:14px;align-items:center;margin:0 0 22px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:14px 16px;max-width:520px}
.aq-gauge-b{position:relative;width:8px;height:52px;border-radius:5px;background:rgba(255,255,255,.18);overflow:hidden}
.aq-gauge-b span{position:absolute;left:0;right:0;bottom:0;height:68%;background:linear-gradient(180deg,#8FD3E0,#1E7A8C);
  animation:aqdrop 4.5s ease-in-out infinite}
@keyframes aqdrop{0%,18%{height:68%}55%,82%{height:50%}100%{height:68%}}
.aq-gauge-l b{display:block;font-size:20px;font-weight:800;color:#fff}
.aq-gauge-l small{display:block;font-size:11.5px;color:rgba(255,255,255,.7);line-height:1.4}
.aq-gauge-l.ok b{color:#8FD3E0}
.aq-hero-bg .aq-calc{box-shadow:0 18px 44px rgba(4,18,22,.38)}
@media(max-width:1080px){.aq-hero-in{grid-template-columns:1fr;gap:26px}.aq-hero-bg{min-height:0}}
@media(max-width:700px){.aq-gauge{grid-template-columns:auto 1fr;gap:10px}.aq-gauge-l:last-child{grid-column:2}}

/* ------- chips de superficie ------- */
.aq-m2chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 20px}
.aq-m2chips span{font-size:12.5px;color:var(--muted);margin-right:2px}
.aq-m2chips a{display:inline-block;padding:8px 15px;border:1px solid var(--line);border-radius:999px;
  background:var(--surface);color:var(--text);text-decoration:none;font-size:13.5px;font-weight:600;transition:.18s}
.aq-m2chips a:hover{border-color:var(--accent);color:var(--accent)}
.aq-m2chips a.on{background:var(--accent);border-color:var(--accent);color:#fff}
@media(max-width:620px){.aq-m2chips span{width:100%;margin-bottom:4px}}