/* =========================================================
   efrain.xentris.tech — Efrain E. Sarmiento Crespo
   Consultor HSEQ · Partner Xentris Tech
   ========================================================= */

:root{
  /* Base */
  --navy-900:#070d1a;
  --navy-800:#0b1424;
  --navy-700:#111e33;
  --navy-600:#18293f;
  --line:rgba(148,175,205,.16);
  --line-soft:rgba(148,175,205,.09);

  /* Texto */
  --ink:#eef4fb;
  --ink-2:#b9c9dd;
  --ink-3:#7f92a9;

  /* Acentos */
  --teal:#12c2b6;
  --teal-2:#0d9c93;
  --teal-dim:rgba(18,194,182,.12);
  --amber:#ffb020;
  --amber-dim:rgba(255,176,32,.12);

  --radius:14px;
  --radius-lg:22px;
  --maxw:1180px;
  --pad:clamp(20px,5vw,40px);

  --font-display:"Space Grotesk","Segoe UI",system-ui,sans-serif;
  --font-body:"Inter","Segoe UI",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth;scroll-padding-top:88px}

body{
  font-family:var(--font-body);
  background:var(--navy-900);
  color:var(--ink-2);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* Textura de fondo: rejilla técnica muy sutil + halos */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 500px at 78% -8%, rgba(18,194,182,.10), transparent 62%),
    radial-gradient(700px 420px at 6% 12%, rgba(255,176,32,.06), transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.35;
  background-image:
    linear-gradient(var(--line-soft) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,#000 0%,transparent 55%);
  -webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 55%);
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
svg{flex:none}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}

/* ============ TIPOGRAFÍA ============ */
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.15;font-weight:600;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5.4vw,3.65rem);font-weight:700;letter-spacing:-.035em}
h2{font-size:clamp(1.6rem,3.4vw,2.35rem)}
h3{font-size:1.06rem}

.eyebrow{
  font-family:var(--font-display);
  font-size:.73rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--teal);display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal);border-radius:2px}

.lead{font-size:clamp(1rem,1.6vw,1.12rem);color:var(--ink-2);max-width:64ch}

/* ============ HEADER ============ */
.hdr{
  position:sticky;top:0;z-index:50;
  background:rgba(7,13,26,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;transition:border-color .25s,background .25s;
}
.hdr.scrolled{border-bottom-color:var(--line);background:rgba(7,13,26,.9)}
.hdr .wrap{display:flex;align-items:center;gap:18px;height:72px}

.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.mark{
  width:38px;height:38px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--teal),#0b7c93);
  display:grid;place-items:center;
  font-family:var(--font-display);font-weight:700;font-size:.9rem;color:#04141a;
  box-shadow:0 6px 18px rgba(18,194,182,.3);
}
.brand-txt strong{display:block;font-family:var(--font-display);color:var(--ink);font-size:.95rem;font-weight:600;line-height:1.2}
.brand-txt span{display:block;font-size:.7rem;color:var(--ink-3);letter-spacing:.04em}

.nav{display:flex;gap:4px}
.nav a{
  font-size:.86rem;color:var(--ink-2);padding:8px 13px;border-radius:9px;
  transition:color .18s,background .18s;
}
.nav a:hover{color:var(--ink);background:rgba(148,175,205,.08)}

.hdr-tools{display:flex;align-items:center;gap:9px}
.lang{
  display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;
  font-size:.73rem;font-weight:600;font-family:var(--font-display);
}
.lang a{padding:6px 10px;color:var(--ink-3);transition:.18s}
.lang a.on{background:var(--teal);color:#04141a}
.lang a:not(.on):hover{color:var(--ink);background:rgba(148,175,205,.08)}

/* ============ BOTONES ============ */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-display);font-size:.88rem;font-weight:600;
  padding:12px 20px;border-radius:11px;border:1px solid transparent;
  cursor:pointer;transition:transform .16s,box-shadow .16s,background .16s,border-color .16s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#04141a;box-shadow:0 8px 22px rgba(18,194,182,.28)}
.btn-primary:hover{box-shadow:0 12px 30px rgba(18,194,182,.4)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:rgba(148,175,205,.05)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal)}
.btn-sm{padding:8px 15px;font-size:.8rem;border-radius:9px}

/* ============ HERO ============ */
.hero{padding:clamp(56px,9vw,104px) 0 clamp(48px,7vw,84px);position:relative}
.hero-grid{display:grid;grid-template-columns:1.28fr .82fr;gap:clamp(32px,5vw,64px);align-items:center}

.status{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line);background:rgba(18,194,182,.06);
  padding:6px 14px 6px 11px;border-radius:30px;font-size:.78rem;color:var(--ink-2);margin-bottom:22px;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 0 rgba(18,194,182,.7);animation:pulse 2.4s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(18,194,182,0)}100%{box-shadow:0 0 0 0 rgba(18,194,182,0)}}

h1 .accent{
  background:linear-gradient(100deg,var(--teal),#5ee0d6 55%,var(--amber));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{margin-top:20px}

.creds{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.cred{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;color:var(--ink-2);
  border:1px solid var(--line);border-radius:9px;padding:7px 13px;
  background:rgba(148,175,205,.04);
}
.cred b{color:var(--ink);font-weight:600}
.cred svg{color:var(--teal)}

.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* Tarjeta de perfil */
.profile{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(165deg,var(--navy-700),var(--navy-800));
  padding:30px 26px;position:relative;overflow:hidden;
  box-shadow:0 26px 60px rgba(0,0,0,.42);
}
.profile::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(360px 200px at 82% -14%,rgba(18,194,182,.2),transparent 70%);
}
.avatar{
  width:96px;height:96px;border-radius:26px;margin:0 auto 18px;
  background:linear-gradient(135deg,var(--teal),#0b7c93);
  display:grid;place-items:center;
  font-family:var(--font-display);font-size:2rem;font-weight:700;color:#04141a;
  box-shadow:0 14px 34px rgba(18,194,182,.34);position:relative;overflow:hidden;
}
.avatar img{width:100%;height:100%;object-fit:cover}
/* Silueta provisional mientras llega la foto real */
.avatar svg{width:100%;height:100%;display:block}
.profile h3{text-align:center;font-size:1.14rem;position:relative}
.profile .p-role{text-align:center;font-size:.83rem;color:var(--teal);margin-top:5px;font-weight:500;position:relative}
.profile .p-loc{text-align:center;font-size:.78rem;color:var(--ink-3);margin-top:3px;position:relative}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:24px;position:relative}
.stat{text-align:center;padding:13px 6px;border:1px solid var(--line);border-radius:12px;background:rgba(7,13,26,.4)}
.stat b{display:block;font-family:var(--font-display);font-size:1.42rem;color:var(--ink);font-weight:700;line-height:1}
.stat span{display:block;font-size:.66rem;color:var(--ink-3);margin-top:5px;letter-spacing:.05em;text-transform:uppercase}

.p-links{display:flex;gap:9px;margin-top:20px;position:relative}
.p-links .btn{flex:1;justify-content:center}

/* ============ SECCIONES ============ */
section{padding:clamp(56px,8vw,92px) 0;position:relative}
.sec-head{max-width:66ch;margin-bottom:clamp(30px,4vw,46px)}
.sec-head p{margin-top:12px}

/* ============ SERVICIOS ============ */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:16px}
.card{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  background:linear-gradient(170deg,rgba(24,41,63,.55),rgba(11,20,36,.55));
  transition:transform .2s,border-color .2s,background .2s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:rgba(18,194,182,.42)}
.card .ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--teal-dim);color:var(--teal);margin-bottom:15px;
}
.card.amber .ico{background:var(--amber-dim);color:var(--amber)}
.card h3{margin-bottom:8px}
.card p{font-size:.87rem;color:var(--ink-2)}
.card .norms{
  margin-top:13px;padding-top:12px;border-top:1px solid var(--line-soft);
  font-size:.73rem;color:var(--ink-3);font-family:var(--font-display);letter-spacing:.02em;
}

/* ============ SECTORES ============ */
.sectors{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.sector{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line);border-radius:11px;padding:11px 16px;
  font-size:.85rem;color:var(--ink-2);background:rgba(148,175,205,.04);
}
.sector svg{color:var(--teal)}
.sector b{color:var(--ink);font-weight:600}

/* ============ TIMELINE ============ */
.tl{position:relative;padding-left:30px}
.tl::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--teal),rgba(18,194,182,.06))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--navy-900);border:2px solid var(--teal);
}
.tl-item.now::before{background:var(--teal);box-shadow:0 0 0 4px rgba(18,194,182,.18)}
.tl-top{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;justify-content:space-between}
.tl-role{font-family:var(--font-display);font-size:1.02rem;color:var(--ink);font-weight:600}
.tl-date{
  font-size:.72rem;color:var(--ink-3);white-space:nowrap;
  border:1px solid var(--line);border-radius:20px;padding:3px 11px;background:rgba(148,175,205,.04);
}
.tl-item.now .tl-date{color:var(--teal);border-color:rgba(18,194,182,.4);background:var(--teal-dim)}
.tl-co{font-size:.88rem;color:var(--teal);font-weight:500;margin-top:2px}
.tl-desc{font-size:.85rem;color:var(--ink-2);margin-top:6px;max-width:74ch}
.tl-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.tag{font-size:.68rem;color:var(--ink-3);border:1px solid var(--line);border-radius:6px;padding:2px 8px;letter-spacing:.02em}

.tl-more{margin-top:4px}
#tl-extra{display:none}
#tl-extra.open{display:block;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ============ AUTOSGSST ============ */
.platform{
  border:1px solid rgba(18,194,182,.28);border-radius:var(--radius-lg);
  background:
    radial-gradient(600px 300px at 88% 0%,rgba(18,194,182,.16),transparent 66%),
    linear-gradient(160deg,var(--navy-700),var(--navy-800));
  padding:clamp(28px,4.4vw,50px);position:relative;overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.38);
}
.platform-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(26px,4vw,46px);align-items:center}
.mods{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.mod{
  display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--ink-2);
  border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:rgba(7,13,26,.42);
}
.mod .chk{
  width:19px;height:19px;border-radius:6px;flex:none;display:grid;place-items:center;
  background:var(--teal-dim);color:var(--teal);font-size:.66rem;font-weight:700;
}

/* ============ FORMACIÓN ============ */
.edu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:34px}
.edu{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:linear-gradient(170deg,rgba(24,41,63,.5),rgba(11,20,36,.5));
}
.edu .deg{font-family:var(--font-display);font-size:.98rem;color:var(--ink);font-weight:600}
.edu .uni{font-size:.85rem;color:var(--teal);margin-top:4px}
.edu .yr{font-size:.75rem;color:var(--ink-3);margin-top:3px}

.certs{display:flex;flex-wrap:wrap;gap:8px}
.cert{
  font-size:.78rem;color:var(--ink-2);border:1px solid var(--line);border-radius:9px;
  padding:7px 13px;background:rgba(148,175,205,.04);transition:border-color .18s;
}
.cert:hover{border-color:rgba(18,194,182,.4)}
.cert b{color:var(--teal);font-weight:600}
.cert.pending{border-style:dashed;color:var(--ink-3)}
.cert.pending b{color:var(--amber)}

.subhead{font-family:var(--font-display);font-size:.76rem;letter-spacing:.15em;text-transform:uppercase;color:var(--ink-3);margin:30px 0 14px}

/* ============ CONTACTO ============ */
.contact{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--navy-700),var(--navy-800));
  padding:clamp(30px,4.6vw,52px);text-align:center;
  box-shadow:0 24px 60px rgba(0,0,0,.36);
}
.contact h2{margin-bottom:12px}
.contact .lead{margin-inline:auto;text-align:center}
.contact-rows{display:flex;flex-wrap:wrap;justify-content:center;gap:11px;margin-top:28px}
.crow{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:11px;padding:12px 18px;
  font-size:.87rem;color:var(--ink-2);background:rgba(7,13,26,.4);transition:.18s;
}
.crow:hover{border-color:var(--teal);color:var(--ink);transform:translateY(-2px)}
.crow svg{color:var(--teal)}

/* ============ FOOTER ============ */
.ftr{border-top:1px solid var(--line);padding:32px 0;margin-top:20px}
.ftr .wrap{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.ftr p{font-size:.79rem;color:var(--ink-3)}
.ftr a{color:var(--ink-2)}
.ftr a:hover{color:var(--teal)}
.ftr-links{display:flex;gap:18px;font-size:.79rem}

/* ============ ASISTENTE IA ============ */
#ai-fab{
  position:fixed;right:20px;bottom:20px;z-index:70;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#04141a;
  padding:13px 19px;border-radius:40px;font-family:var(--font-display);font-size:.86rem;font-weight:700;
  box-shadow:0 10px 30px rgba(18,194,182,.45);display:flex;gap:8px;align-items:center;
  transition:transform .16s,box-shadow .16s;
}
#ai-fab:hover{transform:translateY(-3px);box-shadow:0 14px 38px rgba(18,194,182,.55)}
#ai-panel{
  position:fixed;right:20px;bottom:78px;z-index:71;
  width:372px;max-width:calc(100vw - 28px);height:520px;max-height:calc(100vh - 120px);
  background:var(--navy-800);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:0 28px 70px rgba(0,0,0,.6);display:none;flex-direction:column;
}
#ai-panel.open{display:flex;animation:rise .25s ease}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.chat-head{background:var(--navy-700);padding:14px 16px;display:flex;gap:11px;align-items:center;border-bottom:1px solid var(--line)}
.chat-head .dot-ic{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--teal),#0b7c93);display:grid;place-items:center;font-size:1rem;flex:none}
.chat-head .ct{font-family:var(--font-display);font-size:.9rem;font-weight:600;color:var(--ink);line-height:1.2}
.chat-head .cs{font-size:.7rem;color:var(--ink-3);display:flex;align-items:center;gap:6px}
.chat-head .cs i{width:6px;height:6px;border-radius:50%;background:#34d399;display:inline-block}
.chat-head .x{margin-left:auto;cursor:pointer;color:var(--ink-3);font-size:1.3rem;background:none;border:none;line-height:1;padding:4px 6px;border-radius:7px}
.chat-head .x:hover{color:var(--ink);background:rgba(148,175,205,.1)}
.chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.chat-body::-webkit-scrollbar{width:6px}
.chat-body::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.msg{max-width:86%;padding:10px 13px;border-radius:14px;font-size:.83rem;line-height:1.55}
.msg.bot{background:var(--navy-700);border:1px solid var(--line);color:var(--ink-2);align-self:flex-start;border-bottom-left-radius:5px}
.msg.bot b{color:var(--ink)}
.msg.user{background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#04141a;align-self:flex-end;border-bottom-right-radius:5px;font-weight:500}
.sugs{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px 10px}
.sug{
  font-size:.73rem;background:rgba(18,194,182,.08);border:1px solid rgba(18,194,182,.32);
  color:var(--teal);padding:6px 11px;border-radius:20px;cursor:pointer;transition:.16s;
}
.sug:hover{background:var(--teal);color:#04141a}
.chat-foot{display:flex;gap:7px;padding:12px;border-top:1px solid var(--line);background:var(--navy-700)}
.chat-foot input{
  flex:1;border:1px solid var(--line);border-radius:20px;padding:9px 14px;
  font-size:.82rem;font-family:inherit;outline:none;background:var(--navy-900);color:var(--ink);
}
.chat-foot input:focus{border-color:var(--teal)}
.chat-foot input::placeholder{color:var(--ink-3)}
.chat-foot button{border:none;background:var(--teal);color:#04141a;border-radius:50%;width:37px;height:37px;cursor:pointer;font-size:.95rem;flex:none}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:940px){
  .hero-grid,.platform-grid{grid-template-columns:1fr}
  .profile{max-width:420px;margin-inline:auto}
  .nav{display:none}
}
@media (max-width:560px){
  .mods{grid-template-columns:1fr}
  .hdr .wrap{height:64px;gap:10px}
  .brand-txt span{display:none}
  #ai-fab span{display:none}
  #ai-fab{padding:14px;border-radius:50%}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}