/* ============================================================
   SEEMD PROJECTS S.A.C. — Estilos globales
   Sitio estático · HTML + CSS + JS puro
   ============================================================ */

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#16325e;
  --navy-800:#112748;
  --navy-900:#0c1b33;
  --indigo:#1e1858;
  --accent:#1e6e97;
  --accent-bright:#3e93be;
  --accent-soft:#e7f1f6;
  --gray:#8a939c;
  --ink:#1c2b3a;
  --muted:#586472;
  --line:#e2e8ef;
  --bg:#ffffff;
  --bg-alt:#f4f7fa;
  --wa:#25d366;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 3px rgba(16,39,72,.08),0 1px 2px rgba(16,39,72,.06);
  --shadow:0 10px 30px rgba(16,39,72,.10);
  --shadow-lg:0 22px 50px rgba(16,39,72,.16);
  --maxw:1180px;
  --header-h:76px;
  --font-head:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--navy)}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;color:var(--navy);font-weight:800;letter-spacing:-.01em}
ul{list-style:none}
:focus-visible{outline:3px solid var(--accent-bright);outline-offset:2px;border-radius:4px}

/* ---------- Layout helpers ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
.section{padding:76px 0}
.section--tight{padding:52px 0}
.bg-alt{background:var(--bg-alt)}
.bg-navy{background:var(--navy);color:#fff}
.bg-navy h1,.bg-navy h2,.bg-navy h3{color:#fff}
.text-center{text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:.78rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--accent);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--navy),var(--accent-bright) 60%,var(--gray))}
.bg-navy .eyebrow{color:var(--accent-bright)}
.section-title{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:16px}
.section-lead{max-width:720px;color:var(--muted);font-size:1.05rem}
.text-center .eyebrow::before{display:none}
.text-center .eyebrow{justify-content:center}
.text-center .section-lead{margin-inline:auto}

/* ---------- Brand tri-bar (motif from the deck) ---------- */
.tribar{display:flex;height:5px;width:120px;border-radius:3px;overflow:hidden}
.tribar span{flex:1}
.tribar span:nth-child(1){background:var(--navy)}
.tribar span:nth-child(2){background:var(--accent-bright)}
.tribar span:nth-child(3){background:var(--gray)}

/* ---------- Buttons ---------- */
.btn{
  --btn-bg:var(--navy);--btn-fg:#fff;
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-head);font-weight:700;font-size:.95rem;letter-spacing:.01em;
  padding:13px 26px;border-radius:999px;border:2px solid transparent;
  background:var(--btn-bg);color:var(--btn-fg);cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  box-shadow:var(--shadow-sm);white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow);color:#fff}
.btn svg{width:18px;height:18px}
.btn--accent{--btn-bg:var(--accent)}
.btn--accent:hover{background:var(--navy)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--line)}
.btn--outline:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn--wa{--btn-bg:var(--wa);--btn-fg:#fff}
.btn--wa:hover{background:#1eb457}
.btn--lg{padding:16px 32px;font-size:1rem}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,27,51,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .25s,box-shadow .25s;
}
.site-header.scrolled{background:rgba(11,27,51,.99);box-shadow:0 6px 24px rgba(0,0,0,.28)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:42px;width:auto}
.brand .brand-txt{display:none}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-family:var(--font-head);font-weight:600;font-size:.92rem;
  color:rgba(255,255,255,.86);padding:9px 14px;border-radius:8px;
  position:relative;transition:color .2s,background .2s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--accent-bright);
}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn{padding:10px 18px;font-size:.88rem}
.nav-toggle{
  display:none;background:transparent;border:0;cursor:pointer;padding:8px;
  width:44px;height:44px;color:#fff;
}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;margin:5px auto;transition:transform .3s,opacity .3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;isolation:isolate}
.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(115deg,rgba(9,20,40,.94) 0%,rgba(12,27,51,.86) 42%,rgba(16,50,96,.68) 100%)}
.hero-inner{padding:clamp(70px,11vw,130px) 0 clamp(64px,9vw,108px)}
.hero h1{font-size:clamp(2.1rem,5.2vw,3.7rem);color:#fff;max-width:16ch;font-weight:800}
.hero h1 .hl{color:var(--accent-bright)}
.hero p{margin-top:22px;font-size:clamp(1.02rem,2vw,1.22rem);color:rgba(255,255,255,.9);max-width:56ch}
.hero-cta{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}
.hero-tags{margin-top:40px;display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  font-size:.82rem;font-weight:600;font-family:var(--font-head);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  padding:7px 14px;border-radius:999px;color:rgba(255,255,255,.92);backdrop-filter:blur(3px);
}

/* ---------- Stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{text-align:center;padding:8px;min-width:0}
.stat .num{font-family:var(--font-head);font-weight:800;font-size:clamp(1.55rem,4.2vw,2.6rem);color:var(--navy);line-height:1.05;overflow-wrap:anywhere}
.bg-navy .stat .num{color:#fff}
.stat .lbl{margin-top:8px;font-size:.9rem;color:var(--muted);font-weight:500}
.bg-navy .stat .lbl{color:rgba(255,255,255,.78)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe0ea}
.card .ico{
  width:54px;height:54px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--navy),var(--accent));color:#fff;margin-bottom:18px;
  box-shadow:0 8px 18px rgba(30,110,151,.28);
}
.card .ico svg{width:27px;height:27px;stroke:#fff}
.card h3{font-size:1.16rem;margin-bottom:9px}
.card p{color:var(--muted);font-size:.96rem}

/* ---------- Feature rows (image + text alternating) ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.feature+.feature{margin-top:78px}
.feature.reverse .feature-media{order:2}
.feature-media{position:relative}
.feature-media img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:16/11;object-fit:cover}
.feature-media .badge{
  position:absolute;left:-14px;bottom:-14px;background:#fff;border-radius:12px;
  box-shadow:var(--shadow);padding:14px 18px;display:flex;align-items:center;gap:12px;
  border:1px solid var(--line);
}
.feature-media .badge .ico{width:40px;height:40px;border-radius:10px;background:linear-gradient(140deg,var(--navy),var(--accent));display:grid;place-items:center}
.feature-media .badge .ico svg{width:22px;height:22px;stroke:#fff}
.feature-media .badge b{font-family:var(--font-head);color:var(--navy);font-size:.95rem;display:block}
.feature-media .badge span{font-size:.8rem;color:var(--muted)}
.feature-body h3{font-size:clamp(1.4rem,2.6vw,1.9rem);margin-bottom:14px}
.feature-body>p{color:var(--muted);margin-bottom:18px}
.check-list li{position:relative;padding-left:32px;margin-bottom:11px;color:var(--ink)}
.check-list li::before{
  content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  background:var(--accent-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%231e6e97' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;
}

/* ---------- Service detail block ---------- */
.svc-block{scroll-margin-top:100px}
.svc-block+.svc-block{margin-top:74px}
.pill-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:6px}
.pill-list li{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 15px;font-size:.86rem;font-weight:600;color:var(--navy);font-family:var(--font-head);
  box-shadow:var(--shadow-sm);
}
.pill-list li:hover{border-color:var(--accent-bright);color:var(--accent)}

/* ---------- Brand/logos strip ---------- */
.chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.chip{
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 20px;
  font-family:var(--font-head);font-weight:700;color:var(--navy);font-size:.95rem;
  box-shadow:var(--shadow-sm);letter-spacing:.02em;
}
.bg-navy .chip{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16);color:#fff}

/* ---------- Sectors ---------- */
.sector{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px;box-shadow:var(--shadow-sm)}
.sector .ico{flex-shrink:0;width:44px;height:44px;border-radius:11px;background:var(--accent-soft);display:grid;place-items:center}
.sector .ico svg{width:24px;height:24px;stroke:var(--accent)}
.sector h4{font-size:1.02rem;color:var(--navy);margin-bottom:3px}
.sector p{font-size:.9rem;color:var(--muted)}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;isolation:isolate;color:#fff}
.cta-band .bg-img{position:absolute;inset:0;z-index:-2}
.cta-band .bg-img img{width:100%;height:100%;object-fit:cover}
.cta-band::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,rgba(12,27,51,.96),rgba(16,50,96,.82))}
.cta-band .inner{padding:64px 0;text-align:center}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3.4vw,2.4rem);max-width:22ch;margin-inline:auto}
.cta-band p{color:rgba(255,255,255,.9);margin:14px auto 0;max-width:60ch}
.cta-band .hero-cta{justify-content:center}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:start}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);margin-bottom:18px}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:0}
.info-row>div{min-width:0}
.info-row .ico{flex-shrink:0;width:42px;height:42px;border-radius:11px;background:var(--accent-soft);display:grid;place-items:center}
.info-row .ico svg{width:22px;height:22px;stroke:var(--accent)}
.info-row .lbl{font-family:var(--font-head);font-weight:700;color:var(--navy);font-size:.82rem;text-transform:uppercase;letter-spacing:.05em}
.info-row a,.info-row p{color:var(--muted);font-size:.96rem;overflow-wrap:break-word}
.info-row a:hover{color:var(--accent)}

/* ---------- Forms ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-head);font-weight:600;font-size:.88rem;color:var(--navy);margin-bottom:6px}
.field label .req{color:#c0392b}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font-body);font-size:.98rem;color:var(--ink);
  padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:#fbfcfd;
  transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-bright);box-shadow:0 0 0 3px rgba(62,147,190,.16);background:#fff;
}
.field textarea{resize:vertical;min-height:130px}
.form .hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form-note{font-size:.84rem;color:var(--muted);margin-top:8px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:rgba(255,255,255,.78);padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.3fr;gap:40px;padding-bottom:40px}
.site-footer img.f-logo{height:52px;margin-bottom:16px}
.site-footer p{font-size:.92rem;line-height:1.7}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px;font-family:var(--font-head)}
.footer-links li{margin-bottom:9px}
.footer-links a{color:rgba(255,255,255,.72);font-size:.93rem}
.footer-links a:hover{color:var(--accent-bright)}
.f-contact li{display:flex;gap:11px;align-items:flex-start;margin-bottom:13px;font-size:.92rem}
.f-contact li span{min-width:0;overflow-wrap:break-word}
.f-contact svg{width:18px;height:18px;stroke:var(--accent-bright);flex-shrink:0;margin-top:3px}
.f-contact a{color:rgba(255,255,255,.8)}
.f-contact a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:rgba(255,255,255,.6)}
.footer-bottom .tribar{width:90px;height:4px}

/* ---------- Floating WhatsApp ---------- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:90;
  width:58px;height:58px;border-radius:50%;background:var(--wa);
  display:grid;place-items:center;box-shadow:0 10px 24px rgba(37,211,102,.44);
  transition:transform .2s;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px;fill:#fff}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:50%;box-shadow:0 0 0 0 rgba(37,211,102,.5);animation:wapulse 2.4s infinite}
@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)}}

/* ---------- Breadcrumb / page hero ---------- */
.page-hero{position:relative;color:#fff;overflow:hidden;isolation:isolate;background:var(--navy)}
.page-hero .bg-img{position:absolute;inset:0;z-index:-2;opacity:.32}
.page-hero .bg-img img{width:100%;height:100%;object-fit:cover}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,var(--navy-900),rgba(16,50,96,.72))}
.page-hero .inner{padding:64px 0 58px}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4.2vw,3rem)}
.page-hero p{color:rgba(255,255,255,.86);margin-top:12px;max-width:60ch}
.crumb{font-size:.85rem;color:rgba(255,255,255,.7);margin-bottom:14px;font-family:var(--font-head);font-weight:600}
.crumb a{color:rgba(255,255,255,.85)}
.crumb a:hover{color:#fff}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .wa-float::after{animation:none}
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:860px){
  .nav-cta .btn-quote{display:none}
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;align-items:stretch;
    background:var(--navy-900);padding:14px 18px 22px;gap:2px;
    transform:translateY(-120%);transition:transform .32s ease;
    box-shadow:0 20px 40px rgba(0,0,0,.4);max-height:calc(100vh - var(--header-h));overflow-y:auto;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:13px 12px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav-links a.active::after{display:none}
  .nav-links a.active{background:rgba(255,255,255,.08)}
  .feature{grid-template-columns:1fr;gap:26px}
  .feature.reverse .feature-media{order:0}
  .feature-media .badge{left:12px;bottom:12px}
}
@media (max-width:680px){
  .section{padding:56px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:26px 12px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .hero-cta .btn,.cta-band .btn{width:100%;justify-content:center}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:440px){
  /* Evita desbordes horizontales con botones de texto largo */
  .btn{white-space:normal;max-width:100%;text-align:center}
  .btn--lg{padding:15px 22px}
}
@media (max-width:360px){
  .container{padding-inline:16px}
  .brand img{height:36px}
  .card{padding:22px 18px}
  .form{padding:22px 18px}
  .chip{padding:10px 15px;font-size:.88rem}
}