/* ============================================================
   NORTYX — Sistema de diseño del sitio
   Derivado de la Fuente de Verdad (6 sep 2026).
   Mundo navy dominante · teal acento funcional · chevron VECTOR.
   ============================================================ */

:root{
  /* Navy — superficie dominante */
  --navy-950:#06131f;
  --navy-900:#0a1c2b;   /* ground */
  --navy-850:#0e2436;
  --navy-800:#123047;   /* superficie elevada / cards */
  --navy-700:#1a3d57;
  --border:#22415b;
  --border-soft:#193146;

  /* Tinta sobre navy */
  --ice:#eaf1f5;        /* texto primario */
  --steel-300:#9db1c1;  /* texto atenuado */
  --steel:#647e92;      /* neutro de apoyo */

  /* Teal — acento funcional (escaso) */
  --teal:#1ea697;
  --teal-bright:#2fcbb7;
  --teal-deep:#0f776c;

  /* Esmeralda — señal de Value Gate */
  --esmeralda:#12a671;

  /* Ice / paper — grounds claros (secciones light) */
  --paper:#f4f8fa;
  --paper-2:#e9f0f4;
  --paper-ink:#0d2233;
  --paper-muted:#516475;
  --paper-border:#d5e0e7;

  /* Semántica navy */
  --bg:var(--navy-900);
  --surface:var(--navy-850);
  --surface-2:var(--navy-800);
  --text:var(--ice);
  --text-muted:var(--steel-300);
  --accent:var(--teal);
  --accent-bright:var(--teal-bright);

  /* Tipografía */
  --display:"Fraunces", Georgia, "Times New Roman", serif;
  --sans:"Libre Franklin", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Ritmo */
  --maxw:1120px;
  --maxw-narrow:760px;
  --radius:14px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--sans);font-weight:400;line-height:1.6;
  font-size:clamp(15px,0.45vw + 14px,17px);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.1;text-wrap:balance;margin:0}
p{margin:0}
a{color:var(--accent-bright);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--teal-bright);outline-offset:3px;border-radius:3px}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,44px)}
.narrow{max-width:var(--maxw-narrow)}

/* ---------- Etiquetas / eyebrow ---------- */
.eyebrow{
  font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent-bright);
  display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block;flex:none}
.lede{font-size:clamp(17px,1.3vw,20px);color:var(--text-muted);max-width:62ch;line-height:1.55}

/* Chevron helper */
.chev{display:inline-block;width:0;height:0;border-style:solid;
  border-width:5px 0 5px 8px;border-color:transparent transparent transparent currentColor}

/* ---------- Header / nav ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(10,28,43,.82);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--border-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:66px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:600;
  font-size:21px;letter-spacing:.01em;color:var(--text)}
.brand:hover{text-decoration:none}
.brand .mark{display:flex;align-items:center;gap:3px}
.brand .mark i{display:block;width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent}
.brand .mark i:nth-child(1){border-left:8px solid var(--teal-deep)}
.brand .mark i:nth-child(2){border-left:9px solid var(--teal)}
.brand .mark i:nth-child(3){border-left:10px solid var(--teal-bright)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{color:var(--text-muted);font-size:14.5px;font-weight:500;padding:9px 13px;border-radius:8px}
.nav-links a:hover{color:var(--text);text-decoration:none;background:rgba(255,255,255,.04)}
.nav-links a.current{color:var(--accent-bright)}
.nav-links a.nav-cta{background:var(--teal);color:#04221e;padding:10px 17px;border-radius:8px;font-weight:600}
.nav-links a.nav-cta:hover{background:var(--teal-bright);color:#04221e;text-decoration:none}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;
  color:var(--text);width:42px;height:40px;cursor:pointer;font-size:18px;align-items:center;justify-content:center}
@media(max-width:860px){
  .nav-links{position:fixed;inset:66px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:var(--navy-850);border-bottom:1px solid var(--border);padding:14px clamp(20px,5vw,44px) 22px;
    transform:translateY(-120%);transition:transform .28s ease;visibility:hidden}
  .nav-links.open{transform:translateY(0);visibility:visible}
  .nav-links a{padding:13px 12px;font-size:16px}
  .nav-cta{margin-top:8px;text-align:center}
  .nav-toggle{display:inline-flex}
}

/* ---------- Botones ---------- */
.btn{font:600 14.5px/1 var(--sans);padding:15px 24px;border-radius:9px;border:1px solid transparent;
  cursor:pointer;display:inline-flex;align-items:center;gap:11px;transition:background .2s,border-color .2s,transform .2s}
.btn-primary{background:var(--teal);color:#04221e}
.btn-primary:hover{background:var(--teal-bright);text-decoration:none;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);text-decoration:none}
.cta-row{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- Secciones ---------- */
section{padding-block:clamp(56px,8vw,104px)}
.sec-navy{background:var(--bg)}
.sec-surface{background:var(--surface)}
.sec-line{border-top:1px solid var(--border-soft)}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:clamp(30px,4vw,50px);max-width:74ch}
.sec-head h2{font-size:clamp(27px,3.6vw,42px);letter-spacing:-.01em}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(64px,10vw,132px) clamp(52px,8vw,104px);
  background:linear-gradient(165deg,var(--navy-900),var(--navy-850) 62%,var(--navy-800))}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(115% 85% at 84% -12%,rgba(30,166,151,.17),transparent 55%),
             radial-gradient(85% 70% at -10% 112%,rgba(18,166,113,.08),transparent 60%)}
.hero .wrap{position:relative}
.hero h1{font-size:clamp(34px,6vw,66px);letter-spacing:-.02em;line-height:1.03;max-width:17ch}
.hero h1 em{font-style:normal;color:var(--accent-bright)}
.hero .sub{margin-top:24px;font-size:clamp(17px,1.7vw,21px);color:var(--text-muted);max-width:54ch;line-height:1.5}
.hero .cta-row{margin-top:38px}
.motif{display:flex;align-items:flex-end;gap:8px;height:44px;margin-bottom:30px}
.motif i{display:block;width:0;height:0;
  border-top:12px solid transparent;border-bottom:12px solid transparent;border-left:14px solid var(--teal);
  animation:rise .6s cubic-bezier(.2,.7,.3,1) both}
.motif i:nth-child(1){border-top-width:6px;border-bottom-width:6px;border-left:9px solid var(--teal-deep);opacity:.45}
.motif i:nth-child(2){border-top-width:9px;border-bottom-width:9px;border-left:12px solid var(--teal);opacity:.6;animation-delay:.05s}
.motif i:nth-child(3){border-top-width:13px;border-bottom-width:13px;border-left:16px solid var(--teal);opacity:.78;animation-delay:.1s}
.motif i:nth-child(4){border-top-width:17px;border-bottom-width:17px;border-left:21px solid var(--teal-bright);opacity:.9;animation-delay:.15s}
.motif i:nth-child(5){border-top-width:22px;border-bottom-width:22px;border-left:27px solid var(--teal-bright);opacity:1;animation-delay:.2s}
@keyframes rise{from{transform:translateX(-8px);opacity:0}}

/* Hero interior (páginas internas) */
.hero-page{padding-block:clamp(52px,7vw,96px) clamp(36px,5vw,64px)}
.hero-page h1{font-size:clamp(30px,5vw,54px);max-width:20ch}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.05em;
  text-transform:uppercase;color:var(--steel);margin-bottom:22px}
.breadcrumb a{color:var(--steel)}
.breadcrumb a:hover{color:var(--text-muted)}
.breadcrumb .chev{border-color:transparent transparent transparent var(--steel);border-width:4px 0 4px 6px}

/* ---------- Bullets ---------- */
.bullet{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:13px}
.bullet li{position:relative;padding-left:27px;color:var(--text-muted);font-size:15.5px;line-height:1.55}
.bullet li::before{content:"";position:absolute;left:0;top:.5em;width:0;height:0;
  border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:8px solid var(--accent)}
.bullet li b{color:var(--text)}

/* ---------- Grid de capacidades ---------- */
.caps{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.cap{background:var(--surface-2);border:1px solid var(--border);border-radius:13px;padding:24px;
  display:flex;flex-direction:column;gap:11px;transition:border-color .2s,transform .2s;color:inherit}
.cap:hover{border-color:var(--teal);transform:translateY(-3px);text-decoration:none}
.cap .idx{display:flex;align-items:center;gap:9px;font:600 12px/1 var(--sans);color:var(--accent-bright);letter-spacing:.04em}
.cap .idx .chev{border-color:transparent transparent transparent var(--teal)}
.cap h3,.cap h4{font-size:19px;color:var(--text);line-height:1.16}
.cap p{font-size:14px;color:var(--text-muted);line-height:1.5}
.cap .go{margin-top:auto;font-size:13px;font-weight:600;color:var(--accent-bright);display:inline-flex;align-items:center;gap:8px}
.cap.vector{border-color:var(--teal-deep);background:linear-gradient(165deg,var(--surface-2),#0c2a2c)}
.cap .tagpill{align-self:flex-start;font:600 10.5px/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;
  color:var(--teal-bright);border:1px solid var(--teal-deep);padding:5px 9px;border-radius:20px}

/* ---------- VECTOR fases ---------- */
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:820px){.phases{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.phases{grid-template-columns:1fr}}
.phase{position:relative;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;
  padding:22px 20px;display:flex;flex-direction:column;gap:11px}
.phase .ph-n{font:600 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.phase h3,.phase h4{font-size:21px;font-weight:600;letter-spacing:.02em;color:var(--accent-bright)}
.phase .q{font-size:13.5px;color:var(--text-muted);line-height:1.45}
.phase .body{font-size:13.5px;color:var(--text-muted);line-height:1.5}
.phase .gate{margin-top:auto;padding-top:12px;display:flex;align-items:flex-start;gap:9px;
  font:600 12px/1.4 var(--sans);color:var(--text);border-top:1px dashed var(--border)}
.phase .gate .dot{margin-top:2px;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;
  border-left:9px solid var(--esmeralda);flex:none}
.phase:not(:last-child)::after{content:"";position:absolute;right:-11px;top:50%;transform:translateY(-50%);z-index:2;
  width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:11px solid var(--teal)}
@media(max-width:820px){.phase::after{display:none}}
.loop{margin-top:20px;font-size:14px;color:var(--text-muted);display:flex;align-items:center;gap:11px}
.loop .chev{border-color:transparent transparent transparent var(--accent)}

/* ---------- Compromisos ---------- */
.commit{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1px;
  background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.commit>div{background:var(--surface);padding:26px 24px}
.commit .n{font:600 12px/1 var(--sans);color:var(--accent-bright);letter-spacing:.1em}
.commit h3,.commit h4{font-size:18px;font-weight:600;margin:14px 0 9px;color:var(--text)}
.commit p{font-size:13.5px;color:var(--text-muted);line-height:1.5}

/* ---------- Cita / tesis ---------- */
.quote{border-left:3px solid var(--teal);padding:6px 0 6px 28px;max-width:80ch}
.quote p.big{font-family:var(--display);font-size:clamp(22px,3.2vw,34px);font-weight:500;line-height:1.26;
  color:var(--text);letter-spacing:-.01em}
.quote .en{margin-top:16px;font-size:15px;color:var(--text-muted);font-family:var(--display);font-style:italic;line-height:1.5}
.quote cite{display:block;margin-top:20px;font-family:var(--sans);font-style:normal;font-size:12.5px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--steel)}

/* ---------- Split (dos columnas) ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:start}
@media(max-width:800px){.split{grid-template-columns:1fr;gap:32px}}

/* ---------- Sección light (ground ice) ---------- */
.sec-ice{background:var(--paper);color:var(--paper-ink)}
.sec-ice h1,.sec-ice h2,.sec-ice h3,.sec-ice h4{color:var(--paper-ink)}
.sec-ice p{color:var(--paper-muted)}
.sec-ice .lede{color:var(--paper-muted)}
.sec-ice .eyebrow{color:var(--teal-deep)}
.sec-ice .eyebrow::before{background:var(--teal-deep)}
.sec-ice a{color:var(--teal-deep)}
.sec-ice .bullet li{color:var(--paper-muted)}
.sec-ice .bullet li b{color:var(--paper-ink)}
.sec-ice .bullet li::before{border-left-color:var(--teal-deep)}
.stat-row{display:flex;flex-wrap:wrap;gap:38px;margin-top:34px}
.stat b{font-family:var(--display);font-size:clamp(32px,4vw,44px);font-weight:600;color:var(--teal-deep);
  display:block;line-height:1;font-variant-numeric:tabular-nums}
.stat span{font-size:13px;color:var(--paper-muted);display:block;margin-top:9px;max-width:24ch}
.source{margin-top:30px;font-size:12.5px;color:var(--paper-muted)}
.source a{color:var(--teal-deep)}

/* ---------- CTA final ---------- */
.cta-final{background:linear-gradient(150deg,var(--navy-850),#0c2a2c)}
.cta-final .wrap{text-align:center;display:flex;flex-direction:column;align-items:center;gap:24px}
.cta-final h2{font-size:clamp(26px,4vw,42px);max-width:24ch;letter-spacing:-.01em}
.cta-final p{color:var(--text-muted);max-width:52ch}

/* ---------- Definición / lista descriptiva ---------- */
.deflist{display:flex;flex-direction:column;gap:1px;background:var(--border);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden}
.deflist>div{background:var(--surface);padding:22px 24px;display:grid;grid-template-columns:180px 1fr;gap:20px}
@media(max-width:640px){.deflist>div{grid-template-columns:1fr;gap:6px}}
.deflist dt{font-family:var(--display);font-weight:600;font-size:16px;color:var(--accent-bright)}
.deflist dd{margin:0;font-size:14.5px;color:var(--text-muted);line-height:1.55}

/* ---------- Formulario contacto ---------- */
.form{display:grid;gap:18px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:clamp(24px,4vw,40px)}
.form .grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:560px){.form .grid2{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:12.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}
.field input,.field textarea,.field select{
  font-family:var(--sans);font-size:15px;color:var(--text);background:var(--navy-900);
  border:1px solid var(--border);border-radius:9px;padding:13px 15px;width:100%}
.field textarea{resize:vertical;min-height:130px}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal)}
.field input::placeholder,.field textarea::placeholder{color:var(--steel)}
.form-note{font-size:13px;color:var(--steel)}

/* ---------- Footer ---------- */
.site-foot{background:var(--navy-950);border-top:1px solid var(--border);padding-block:clamp(44px,6vw,72px) 40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
@media(max-width:720px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.foot-grid{grid-template-columns:1fr}}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{font-size:14px;color:var(--steel);max-width:34ch}
.foot-moto{margin-top:16px;font-family:var(--display);font-size:15px;color:var(--text-muted);font-style:italic}
.foot-col h5{font:600 11.5px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin:0 0 16px}
.foot-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.foot-col a{color:var(--text-muted);font-size:14px}
.foot-col a:hover{color:var(--text)}
.foot-base{margin-top:clamp(36px,5vw,56px);padding-top:24px;border-top:1px solid var(--border-soft);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:12.5px;color:var(--steel)}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important}
  html{scroll-behavior:auto}
}