/* Estilo común de las páginas públicas de HidroSystem (portada e interiores). */
@font-face{font-family:Inter;font-style:normal;font-weight:400 800;font-display:swap;src:url(fonts/inter-latin.woff2) format('woff2')}
:root{
  --navy:#003f80; --navy-2:#0b2a4f; --gold:#bba757; --gold-text:#7d6d22; --ink:#172536; --muted:#5a6878;
  --bg:#ffffff; --soft:#f2f6fb; --line:#dbe5f0; --wa:#1fa855; --radius:18px;
  --shadow:0 10px 30px rgba(11,42,79,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img,video{max-width:100%;display:block}
a{color:var(--navy)}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-text);margin:0 0 10px}
.picker .eyebrow,.final .eyebrow{color:var(--gold)}
h1,h2,h3{line-height:1.15;margin:0 0 12px;color:var(--navy-2)}
h1{font-size:clamp(2rem,5.2vw,3.3rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.55rem,3.6vw,2.3rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.12rem;font-weight:700}
p{margin:0 0 14px}
.lead{font-size:1.12rem;color:var(--muted);max-width:60ch}
section{padding:64px 0;scroll-margin-top:66px}
.panel{scroll-margin-top:80px}
.center{text-align:center}.center .lead{margin-inline:auto}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-wa{background:var(--wa);color:#fff}
.btn-navy{background:var(--navy);color:#fff}
.btn-line{border-color:var(--navy);color:var(--navy);background:#fff}
.btn svg{width:20px;height:20px;flex:none}

/* Encabezado */
header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px}
.brand img{height:38px;width:auto}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{text-decoration:none;font-weight:600;color:var(--ink);font-size:.95rem}
.nav-links a:hover{color:var(--navy)}
.nav .btn{padding:10px 16px;font-size:.92rem}
@media (max-width:860px){.nav-links{display:none}}

/* Portada */
.hero{padding:44px 0 56px;background:linear-gradient(180deg,#f6f9fd 0%,#fff 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero h1 em{font-style:normal;color:var(--navy)}
.hero-points{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:8px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-weight:500}
.hero-points li::before{content:"";width:20px;height:20px;flex:none;margin-top:3px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-photos{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:200px 200px;gap:12px}
.hero-photos figure{margin:0;border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow)}
.hero-photos figure:first-child{grid-row:span 2}
.hero-photos img{width:100%;height:100%;object-fit:cover}
.tag{position:absolute;left:10px;bottom:10px;background:rgba(11,42,79,.86);color:#fff;font-size:.75rem;font-weight:600;padding:5px 10px;border-radius:999px}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-photos{grid-template-rows:150px 150px}}

/* Marcas */
.brands{padding:40px 0 44px;border-bottom:1px solid var(--line)}
.brands-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:10px;margin-bottom:18px}
.brands-head h2{font-size:1.35rem;margin:0}
.brands-head p{margin:0;color:var(--muted);font-size:.95rem}
.brand-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.brand-card{display:block;text-decoration:none;border:1px solid var(--line);border-radius:14px;padding:16px 14px;background:#fff;transition:border-color .15s,box-shadow .15s}
.brand-card:hover{border-color:var(--navy);box-shadow:var(--shadow)}
.brand-card b{display:block;font-size:1.08rem;font-weight:800;letter-spacing:.02em;color:var(--navy-2);text-transform:uppercase}
.brand-card span{display:block;font-size:.82rem;color:var(--muted);margin-top:4px;line-height:1.35}
@media (max-width:980px){.brand-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:520px){.brand-grid{grid-template-columns:1fr 1fr}}

/* Selector de necesidad */
.picker{background:var(--navy-2);color:#fff;padding:56px 0}
.picker h2{color:#fff}.picker .lead{color:#c9d6e6}
.choices{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:26px 0 22px}
.choice{background:rgba(255,255,255,.07);border:2px solid rgba(255,255,255,.16);color:#fff;border-radius:16px;padding:18px 16px;text-align:left;cursor:pointer;font:inherit;transition:background .15s,border-color .15s}
.choice b{display:block;font-size:1.02rem;margin-bottom:4px}
.choice span{font-size:.88rem;color:#c9d6e6}
.choice:hover{background:rgba(255,255,255,.12)}
.choice[aria-selected="true"]{background:#fff;border-color:var(--gold);color:var(--navy-2)}
.choice[aria-selected="true"] span{color:var(--muted)}
@media (max-width:860px){.choices{grid-template-columns:1fr 1fr}}
.panel{background:#fff;color:var(--ink);border-radius:22px;padding:30px;display:grid;grid-template-columns:1.25fr .75fr;gap:30px;align-items:start}
.panel[hidden]{display:none}
.panel h3{font-size:1.45rem}
.pain{background:#fff6e0;border-left:4px solid var(--gold);padding:12px 14px;border-radius:8px;margin-bottom:16px;font-weight:500}
.panel ul{padding-left:20px;margin:0 0 18px}.panel li{margin-bottom:6px}
.panel .more{display:inline-block;margin-left:12px;font-weight:600}
.panel video{width:100%;max-width:300px;margin-inline:auto;border-radius:16px;aspect-ratio:9/16;background:#0b2a4f;object-fit:cover}
.panel .vnote{font-size:.8rem;color:var(--muted);text-align:center;margin-top:8px}
@media (max-width:860px){.panel{grid-template-columns:1fr;padding:22px}}

/* Confianza */
.trust{padding:26px 0;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-grid div{display:flex;gap:12px;align-items:center;font-weight:600;font-size:.95rem}
.trust-grid i{width:42px;height:42px;border-radius:12px;background:var(--soft);color:var(--navy);display:grid;place-items:center;flex:none}
.trust-grid svg{width:22px;height:22px}
@media (max-width:860px){.trust-grid{grid-template-columns:1fr 1fr}}

/* Videos */
.reel{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:16px;overflow-x:auto;padding:6px 2px 14px;scroll-snap-type:x mandatory}
.reel figure{margin:0;scroll-snap-align:start}
.reel video{width:100%;aspect-ratio:9/16;border-radius:16px;background:#0b2a4f;object-fit:cover;box-shadow:var(--shadow)}
.reel figcaption{font-weight:600;margin-top:10px}
.reel figcaption small{display:block;font-weight:400;color:var(--muted)}

/* Trabajos */
.works{background:var(--soft)}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.gallery figure{margin:0;position:relative;border-radius:16px;overflow:hidden;aspect-ratio:4/3;background:#dde6f0}
.gallery figure.tall{grid-row:span 2;aspect-ratio:auto}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery figure:hover img{transform:scale(1.04)}
@media (max-width:860px){.gallery{grid-template-columns:1fr 1fr}}

/* Pasos */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px;counter-reset:paso}
.step{border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.step::before{counter-increment:paso;content:counter(paso);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;margin-bottom:14px}
.step p{color:var(--muted);margin:0}
@media (max-width:860px){.steps{grid-template-columns:1fr}}

/* Arma tu mensaje */
.builder{background:linear-gradient(135deg,#eef4fb,#fff)}
.builder-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:var(--shadow);max-width:760px;margin:26px auto 0}
.q{margin-bottom:20px}
.q p{font-weight:700;margin-bottom:10px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{border:2px solid var(--line);background:#fff;border-radius:999px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;color:var(--ink)}
.opt[aria-pressed="true"]{border-color:var(--navy);background:var(--navy);color:#fff}
.q input{width:100%;padding:12px 14px;border:2px solid var(--line);border-radius:12px;font:inherit}
.preview{background:#e9f7ee;border-radius:14px;padding:14px 16px;font-size:.95rem;margin:4px 0 18px;white-space:pre-line}
.builder-card .btn{width:100%}

/* Preguntas */
.faq{max-width:780px;margin:26px auto 0}
details{border-bottom:1px solid var(--line);padding:16px 4px}
summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--navy)}
details[open] summary::after{content:"–"}
details p{margin:10px 0 0;color:var(--muted)}

/* Cierre */
.final{background:var(--navy-2);color:#fff;text-align:center}
.final h2{color:#fff}.final p{color:#c9d6e6}
.final .hero-actions{justify-content:center;margin-top:20px}
footer{background:#06192f;color:#9fb2c8;padding:28px 0 90px;font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between}
footer a{color:#cfdbe8;text-decoration:none}
footer nav{display:flex;flex-wrap:wrap;gap:8px 16px;min-width:0}
footer .wrap>*{min-width:0}

/* Barra fija en celular */
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:40;display:none;gap:8px;padding:10px 12px;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(0,0,0,.08)}
.sticky .btn{flex:1;padding:12px 10px}
@media (max-width:860px){.sticky{display:flex}}
@media (min-width:861px){footer{padding-bottom:28px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* ── Páginas interiores ── */
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;font-weight:700;color:var(--navy);padding:8px 12px;border:2px solid var(--line);border-radius:999px;font-size:.92rem}
.menu summary::-webkit-details-marker{display:none}
.menu nav{position:absolute;right:0;top:46px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;display:grid;min-width:230px}
.menu nav a{padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--ink);font-weight:600}
.menu nav a:hover{background:var(--soft)}
.nav-right{display:flex;gap:10px;align-items:center}
@media (max-width:860px){.menu{display:block}.nav-right .btn span{display:none}.nav-right .btn{padding:10px 12px}}
.nav-links a[aria-current="page"]{color:var(--navy);text-decoration:underline;text-underline-offset:6px}
.page-hero h1 em{font-style:normal;color:var(--navy)}
.page-hero{padding:48px 0 52px;background:linear-gradient(180deg,#f6f9fd 0%,#fff 100%)}
.page-hero .hero-grid{grid-template-columns:1.1fr .9fr}
.page-hero .hero-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;aspect-ratio:4/3}
.page-hero .hero-media img{width:100%;height:100%;object-fit:cover}
@media (max-width:860px){.page-hero .hero-grid{grid-template-columns:1fr}}
.alt{background:var(--soft)}
.cards{display:grid;grid-template-columns:repeat(var(--cols,3),1fr);gap:16px;margin-top:26px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card .ico{width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--navy);display:grid;place-items:center;margin-bottom:12px}
.card .ico svg{width:22px;height:22px}
.card p{color:var(--muted);margin:0}
.card .meta{display:block;margin-top:10px;font-size:.85rem;font-weight:700;color:var(--navy)}
.card a.link{display:inline-block;margin-top:12px;font-weight:700;text-decoration:none}
@media (max-width:980px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.checks{list-style:none;padding:0;margin:0 0 18px;display:grid;gap:10px}
.checks li{display:flex;gap:10px;align-items:flex-start}
.checks li::before{content:"";width:20px;height:20px;flex:none;margin-top:3px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}
.note{font-size:.85rem;color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.product-card .pimg{aspect-ratio:4/3;background:#f4f7fb;display:grid;place-items:center;color:var(--navy)}
.product-card .pimg img{width:100%;height:100%;object-fit:contain;padding:10px}
.product-card .pimg svg{width:46px;height:46px;opacity:.7}
.product-card .pbody{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.product-card h3{font-size:1rem;margin:0}
.product-card .sku{font-size:.78rem;color:var(--muted)}
.product-card .price{font-size:1.25rem;font-weight:800;color:var(--navy-2);margin-top:auto}
.product-card .price small{display:block;font-size:.72rem;font-weight:600;color:var(--muted)}
.product-card a{font-weight:700;text-decoration:none}
@media (max-width:980px){.product-grid{grid-template-columns:repeat(2,1fr)}}
.timeline{display:grid;grid-template-columns:repeat(var(--cols,5),1fr);gap:14px;margin-top:26px;counter-reset:paso}
.timeline .step{padding:20px}
@media (max-width:980px){.timeline{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.timeline{grid-template-columns:1fr}}
.demo-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;display:grid;gap:12px}
.demo-card div{border-left:4px solid var(--navy);padding:6px 12px;background:var(--soft);border-radius:8px}
.demo-card b{display:block;font-size:.72rem;letter-spacing:.1em;color:var(--muted)}
.demo-card .tagline{font-size:.75rem;color:var(--muted);border:0;background:none;padding:0}

@media (max-width:560px){.product-card .price{font-size:1.02rem}.product-card .pbody{padding:12px}}
/* Ajustes de celular y confianza (15-oct) */
.menu summary::after{content:none}
.menu summary{display:inline-flex;align-items:center;gap:8px}
.menu summary::before{content:"";width:18px;height:12px;background:linear-gradient(currentColor 0 0) top/100% 2px no-repeat,linear-gradient(currentColor 0 0) center/100% 2px no-repeat,linear-gradient(currentColor 0 0) bottom/100% 2px no-repeat}
.menu[open] summary{background:var(--soft)}
.more{display:inline-block;padding:12px 4px;min-height:44px}
footer nav a{padding:6px 0}
.horario{display:flex;align-items:flex-start;gap:8px;font-size:.9rem;color:var(--muted);margin:14px 0 0}
.horario::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--wa);flex:none;margin-top:.45em}
.final .horario{justify-content:center;color:#c9d6e6}
.resena{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:600;margin-top:14px;text-decoration:underline;text-underline-offset:4px}