/* =====================================================================
   HHP — Herrajes, Herramientas y Pinturas · Sitio público
   Identidad Variante C1 sobre fondo blanco (look retail)
   Cobalto #2563EB · Cian #38BDF8 · Carbón #0F172A · Titanio #1E293B
   Tipografías: Plus Jakarta Sans + Space Grotesk
   ===================================================================== */

:root{
    --bg:#ffffff; --surface:#ffffff; --soft:#f1f5f9;
    --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
    --cobalt:#2563eb; --cobalt-700:#1d4ed8; --cyan:#38bdf8;
    --carbon:#0f172a; --titanium:#1e293b;
    --wa:#25d366;
    --radius:12px; --shadow:0 2px 6px rgba(15,23,42,.05),0 10px 30px rgba(15,23,42,.06);
    --maxw:1140px;
    --font-sans:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
    --font-mono:"Space Grotesk",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;background:var(--bg);color:var(--ink);
    font-family:var(--font-sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
p{margin:0 0 1rem}
a{color:var(--cobalt-700);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 1.2rem}
.narrow{max-width:760px}
.center{text-align:center}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
     padding:.75rem 1.4rem;border-radius:10px;font-weight:700;font-size:.98rem;
     border:1.5px solid transparent;cursor:pointer;transition:.15s;text-decoration:none;font-family:inherit}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--cobalt);color:#fff;box-shadow:0 8px 20px rgba(37,99,235,.28)}
.btn-primary:hover{background:var(--cobalt-700)}
.btn-outline{background:transparent;border-color:var(--cobalt);color:var(--cobalt-700)}
.btn-outline:hover{background:rgba(37,99,235,.07)}
.btn-call{background:transparent;border:1.5px solid var(--line);color:var(--ink);font-size:.9rem;padding:.55rem 1rem;font-family:var(--font-mono)}
.btn-call:hover{border-color:var(--cobalt)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);
    backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:1.2rem;height:70px}
.logo{display:flex;align-items:center;gap:.6rem;color:var(--ink);font-weight:800}
.logo:hover{text-decoration:none}
.logo-mark{width:38px;height:26px;flex:none;display:block}
.logo-text{display:flex;flex-direction:column;line-height:1;font-size:1.25rem;letter-spacing:.02em}
.logo-text small{font-size:.58rem;font-weight:600;color:var(--cobalt);letter-spacing:.1em;text-transform:uppercase;margin-top:3px;font-family:var(--font-mono)}
.site-nav{display:flex;gap:1.3rem;margin-left:auto}
.site-nav a{color:var(--ink);font-weight:600;font-size:.95rem}
.site-nav a:hover{color:var(--cobalt-700);text-decoration:none}
.nav-toggle{display:none;background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--ink)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--carbon);color:#fff;border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
    background-image:
        radial-gradient(rgba(56,189,248,.14) 1.2px, transparent 1.2px),
        linear-gradient(to right, rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,.03) 1px, transparent 1px);
    background-size:24px 24px,48px 48px,48px 48px;opacity:.9}
.hero-inner{position:relative;padding:clamp(2.8rem,7vw,5.5rem) 1.2rem}
.hero-copy{max-width:760px}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
    color:var(--cyan);background:rgba(37,99,235,.18);border:1px solid rgba(56,189,248,.3);
    padding:.35rem .8rem;border-radius:20px;margin-bottom:1rem;font-family:var(--font-mono)}
.hero h1{color:#fff}
.lead{font-size:1.15rem;color:#cbd5e1;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.4rem 0}
.center-cta{justify-content:center}
.trust-chips{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;list-style:none;padding:0;margin:1.4rem 0 0;
    color:#94a3b8;font-size:.9rem;font-family:var(--font-mono)}
.trust-chips li{position:relative;padding-left:1.2rem}
.trust-chips li::before{content:"▪";position:absolute;left:0;color:var(--cyan);font-weight:700}

/* ---------- Secciones ---------- */
.section{padding:clamp(2.8rem,6vw,4.6rem) 0}
.section--alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:660px;margin-bottom:2rem}
.section-head h2{margin-bottom:.3rem}

/* ---------- Marcas ---------- */
.marcas-grid{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.marca-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    padding:1.4rem;box-shadow:var(--shadow);position:relative;overflow:hidden}
.marca-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--cobalt),var(--cyan))}
.marca-logo{font-weight:800;font-size:1.3rem;color:var(--cobalt);letter-spacing:.01em;margin-bottom:.4rem}
.marca-lema{font-style:italic;color:var(--ink);margin:.2rem 0 .6rem;font-size:.95rem}

/* ---------- Nosotros / mercados ---------- */
.two-col{display:grid;gap:2.4rem;grid-template-columns:1.2fr 1fr;align-items:start}
.two-col--map{grid-template-columns:1fr 1.1fr}
.mercados{display:flex;flex-direction:column;gap:.9rem}
.mercado{background:var(--soft);border:1px solid var(--line);border-left:4px solid var(--cobalt);
    border-radius:10px;padding:.9rem 1.1rem;display:flex;flex-direction:column}
.mercado strong{font-size:1.05rem}

/* ---------- Productos ---------- */
.grupo{margin-bottom:2.6rem}
.grupo-head{margin-bottom:1.1rem}
.grupo-head h3{font-size:1.25rem;margin-bottom:.2rem;display:inline-block;
    border-bottom:3px solid var(--cobalt);padding-bottom:.2rem}
.cat-grid{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.cat-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;
    padding:.9rem 1rem;display:flex;flex-direction:column;gap:.15rem;transition:.15s}
.cat-card:hover{border-color:var(--cobalt);transform:translateY(-2px);box-shadow:var(--shadow)}
.cat-name{font-weight:700}
.cat-desc{font-size:.84rem}
.cta-inline{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;
    background:var(--soft);border:1px dashed var(--cobalt);border-radius:var(--radius);padding:1.2rem 1.4rem;margin-top:1rem}
.cta-inline p{margin:0;font-weight:600}

/* ---------- Por qué ---------- */
.porque-grid{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.porque h4{color:var(--cobalt-700);margin-bottom:.3rem}

/* ---------- Mapa ---------- */
.map-wrap{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.map-wrap iframe{display:block;width:100%;height:360px;border:0}

/* ---------- Formulario ---------- */
.form{display:flex;flex-direction:column;gap:1rem;max-width:520px;margin-top:1rem}
.field{display:flex;flex-direction:column;gap:.35rem;font-size:.9rem}
.field span{color:var(--muted);font-weight:600}
.field input,.field textarea{padding:.7rem .8rem;border:1px solid var(--line);border-radius:9px;
    font:inherit;background:#fff;color:var(--ink)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cobalt);box-shadow:0 0 0 3px rgba(37,99,235,.14)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px}
.contacto-directo{display:flex;gap:.8rem;margin-top:1.4rem;flex-wrap:wrap}
.alert{padding:.7rem .9rem;border-radius:9px;margin:1rem 0}
.alert-error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}

/* ---------- Legal ---------- */
.legal p{max-width:720px}

/* ---------- Footer ---------- */
.site-footer{background:var(--carbon);color:#cbd5e1;margin-top:0;padding:2.8rem 0 1.4rem;border-top:3px solid var(--cobalt)}
.site-footer h4{color:#fff;margin-bottom:.6rem;font-size:1rem}
.site-footer a{color:#cbd5e1}
.site-footer .muted{color:#94a3b8}
.footer-grid{display:grid;gap:2rem;grid-template-columns:1.4fr 1fr 1fr}
.logo--footer .logo-text{color:#fff}
.logo--footer .logo-text small{color:var(--cyan)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:1.8rem;padding-top:1.1rem;font-size:.85rem;font-family:var(--font-mono)}

/* ---------- WhatsApp flotante ---------- */
.whatsapp-float{position:fixed;right:18px;bottom:18px;z-index:50;width:56px;height:56px;border-radius:50%;
    background:var(--wa);color:#fff;display:grid;place-items:center;
    box-shadow:0 6px 18px rgba(37,211,102,.45);transition:transform .15s}
.whatsapp-float:hover{transform:scale(1.07);text-decoration:none}

/* ---------- Responsive ---------- */
@media(max-width:860px){
    .two-col,.two-col--map{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr;gap:1.6rem}
}
@media(max-width:720px){
    .nav-toggle{display:block;margin-left:auto}
    .btn-call{display:none}
    .site-nav{position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
        flex-direction:column;gap:0;padding:.4rem 1.2rem;display:none;box-shadow:var(--shadow)}
    .site-nav.open{display:flex}
    .site-nav a{padding:.7rem 0;border-bottom:1px solid var(--line)}
    .field-row{grid-template-columns:1fr}
}