/* Landing pública de Rotmec. Paleta y tipografía de rotmec.cl: verde azulado #016268, oscuros, Inter. */
:root{
  --lp-bg:#F7F9FA; --lp-surface:#FFFFFF; --lp-ink:#1E1E1E; --lp-ink2:#495057; --lp-muted:#6C757D; --lp-line:#DEE2E6;
  --lp-accent:#016268; --lp-accent-ink:#FFFFFF; --lp-accent-soft:#E1F0F1; --lp-dark:#101416;
  --lp-r:14px; color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --lp-bg:#101416; --lp-surface:#171D20; --lp-ink:#ECF0F1; --lp-ink2:#B6C0C4; --lp-muted:#95A5A6; --lp-line:#2A3337;
  --lp-accent:#3FB3B9; --lp-accent-ink:#06282A; --lp-accent-soft:#163236; --lp-dark:#0A0D0E; color-scheme:dark}}
:root[data-theme="dark"]{
  --lp-bg:#101416; --lp-surface:#171D20; --lp-ink:#ECF0F1; --lp-ink2:#B6C0C4; --lp-muted:#95A5A6; --lp-line:#2A3337;
  --lp-accent:#3FB3B9; --lp-accent-ink:#06282A; --lp-accent-soft:#163236; --lp-dark:#0A0D0E; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--lp-bg);color:var(--lp-ink);font:16px/1.6 Inter,"Segoe UI",Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--lp-accent)}
.lp-wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* Barra superior */
.lp-top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--lp-surface) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--lp-line)}
.lp-top .lp-wrap{display:flex;align-items:center;gap:24px;min-height:68px}
.lp-logo{display:inline-flex;padding:4px 8px;border-radius:10px;background:#fff;flex:none}
.lp-logo img{display:block;height:40px;width:auto}
.lp-nav{display:flex;gap:22px;margin-left:auto}
.lp-nav a{color:var(--lp-ink2);text-decoration:none;font-weight:500;font-size:15px}
.lp-nav a:hover{color:var(--lp-accent)}
@media (max-width:720px){.lp-nav{display:none}.lp-top .lp-btn{margin-left:auto}}

/* Botones */
.lp-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:10px;font-weight:600;font-size:15px;text-decoration:none;border:1px solid transparent;white-space:nowrap;transition:filter .15s,background-color .15s}
.lp-btn-primary{background:var(--lp-accent);color:var(--lp-accent-ink)}
.lp-btn-primary:hover{filter:brightness(1.1)}
.lp-btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.lp-btn-ghost:hover{background:rgba(255,255,255,.1)}
.lp-btn:focus-visible,.lp-nav a:focus-visible{outline:2px solid var(--lp-accent);outline-offset:3px}

/* Portada */
.lp-hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(63,179,185,.35),transparent 60%),linear-gradient(160deg,var(--lp-dark) 0%,#0B3F43 55%,#016268 100%);color:#fff;padding:96px 0 104px}
.lp-hero h1{font-size:clamp(32px,5vw,54px);line-height:1.08;letter-spacing:-.02em;font-weight:800;margin:0 0 18px;max-width:16ch;text-wrap:balance}
.lp-lead{font-size:clamp(16px,1.6vw,19px);color:rgba(255,255,255,.82);max-width:58ch;margin:0 0 32px}
.lp-eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;margin:0 0 14px;color:inherit;opacity:.8}
.lp-actions{display:flex;flex-wrap:wrap;gap:12px}

/* Secciones */
.lp-sec{padding:84px 0}
.lp-sec-alt{background:var(--lp-surface);border-block:1px solid var(--lp-line)}
.lp-sec h2{font-size:clamp(26px,3vw,36px);letter-spacing:-.015em;margin:0 0 8px;font-weight:800}
.lp-sub{color:var(--lp-muted);margin:0 0 36px}
.lp-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media (max-width:900px){.lp-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.lp-grid{grid-template-columns:minmax(0,1fr)}}
.lp-card{background:var(--lp-surface);border:1px solid var(--lp-line);border-radius:var(--lp-r);padding:24px;min-width:0}
.lp-card h3{margin:0 0 8px;font-size:18px;letter-spacing:-.01em}
.lp-card p{margin:0;color:var(--lp-ink2);font-size:15px}
.lp-card-accent{border-color:var(--lp-accent);background:var(--lp-accent-soft)}
.lp-two{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:860px){.lp-two{grid-template-columns:minmax(0,1fr);gap:32px}}
.lp-two p{color:var(--lp-ink2)}
.lp-values{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.lp-values li{display:flex;flex-direction:column;gap:4px;padding:18px 20px;border-left:3px solid var(--lp-accent);background:var(--lp-bg);border-radius:0 10px 10px 0}
.lp-values span{color:var(--lp-ink2);font-size:15px}
.lp-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.lp-contact li{display:grid;grid-template-columns:110px minmax(0,1fr);gap:12px;padding:14px 0;border-bottom:1px solid var(--lp-line);overflow-wrap:anywhere}
.lp-contact li span{color:var(--lp-muted);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.lp-contact a{font-weight:600;text-decoration:none}
.lp-contact a:hover{text-decoration:underline}
.lp-cgc{background:var(--lp-dark);color:#fff;border-radius:var(--lp-r);padding:32px}
.lp-cgc h3{font-size:26px;margin:0 0 8px;letter-spacing:-.01em}
.lp-cgc p{color:rgba(255,255,255,.78)}
.lp-cgc .lp-eyebrow{color:#3FB3B9;opacity:1}
.lp-cgc .lp-btn-primary{background:#3FB3B9;color:#06282A;margin-top:8px}
.lp-fine{font-size:13px;margin:14px 0 0;color:rgba(255,255,255,.55)!important}

.lp-foot{padding:28px 0;border-top:1px solid var(--lp-line);color:var(--lp-muted);font-size:14px}
.lp-foot .lp-wrap{display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px}
.lp-foot img{background:#fff;border-radius:6px;padding:2px 4px;height:32px;width:auto}
.lp-foot span:last-child{margin-left:auto}