/* ═══════════════════════════════════════════════════════════════════
   Edwin Calderón — Portafolio
   Sistema de diseño · vanilla CSS, sin frameworks
   ═══════════════════════════════════════════════════════════════════ */

/* ───────────────────────────── TOKENS ───────────────────────────── */
:root{
  /* superficie */
  --bg:        #07080B;
  --bg-2:      #0A0C11;
  --bg-3:      #0E1118;
  --surface:   rgba(255,255,255,.030);
  --surface-2: rgba(255,255,255,.055);
  --border:    rgba(255,255,255,.085);
  --border-2:  rgba(255,255,255,.16);

  /* texto */
  --tx:   #E9EBF1;
  --tx-2: #9BA4B7;
  --tx-3: #6C7488;

  /* acento */
  --a1: #5CC8FF;            /* cian */
  --a2: #A78BFA;            /* violeta */
  --a3: #F0A44E;            /* ámbar */
  --a1-soft: rgba(92,200,255,.13);
  --a2-soft: rgba(167,139,250,.13);
  --a3-soft: rgba(240,164,78,.13);
  --grad: linear-gradient(120deg, var(--a1) 0%, var(--a2) 55%, var(--a3) 115%);
  --glow: 0 0 0 1px rgba(92,200,255,.22), 0 12px 46px -12px rgba(92,200,255,.34);

  /* tipografía */
  --f-disp: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --f-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;

  /* métrica */
  --wrap: 1180px;
  --r-sm: 10px;
  --r:    16px;
  --r-lg: 22px;
  --pad:  clamp(20px, 5vw, 40px);
  --sec-y: clamp(72px, 10vw, 132px);

  --ease: cubic-bezier(.22,.9,.28,1);
  --sh: 0 20px 60px -24px rgba(0,0,0,.75);

  color-scheme: dark;
}

[data-theme="light"]{
  --bg:        #FAFBFD;
  --bg-2:      #F2F4F8;
  --bg-3:      #FFFFFF;
  --surface:   rgba(13,27,46,.026);
  --surface-2: rgba(13,27,46,.055);
  --border:    rgba(13,27,46,.10);
  --border-2:  rgba(13,27,46,.19);
  --tx:   #101726;
  --tx-2: #4A5468;
  --tx-3: #78849A;
  --a1: #0B77C7;
  --a2: #6D45E0;
  --a3: #B96A12;
  --a1-soft: rgba(11,119,199,.09);
  --a2-soft: rgba(109,69,224,.09);
  --a3-soft: rgba(185,106,18,.10);
  --glow: 0 0 0 1px rgba(11,119,199,.18), 0 12px 40px -14px rgba(11,119,199,.28);
  --sh: 0 18px 46px -22px rgba(16,23,38,.28);
  color-scheme: light;
}

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

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  font-family:var(--f-body);
  font-size:16px; line-height:1.62;
  color:var(--tx); background:var(--bg);
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
  transition:background .4s var(--ease), color .4s var(--ease);
}

img,svg,video{ display:block; max-width:100%; }
svg{ width:100%; height:100%; fill:none; stroke:currentColor; stroke-width:1.7;
     stroke-linecap:round; stroke-linejoin:round; }
a{ color:inherit; text-decoration:none; }
button,input{ font:inherit; color:inherit; }
button{ background:none; border:0; cursor:pointer; }
ul{ list-style:none; }

::selection{ background:rgba(92,200,255,.28); color:#fff; }
[data-theme="light"] ::selection{ background:rgba(11,119,199,.18); color:#101726; }

:focus-visible{ outline:2px solid var(--a1); outline-offset:3px; border-radius:6px; }

.sr-only{ position:absolute; width:1px; height:1px; padding:0; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0; }

.skip{ position:fixed; top:-60px; left:16px; z-index:200; background:var(--a1); color:#04121C;
  padding:10px 18px; border-radius:0 0 10px 10px; font-weight:600; transition:top .25s var(--ease); }
.skip:focus{ top:0; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:var(--pad); }

/* barra de progreso */
.scroll-progress{ position:fixed; inset:0 0 auto; height:2px; z-index:120; pointer-events:none; }
.scroll-progress i{ display:block; height:100%; width:0%; background:var(--grad);
  box-shadow:0 0 14px rgba(92,200,255,.7); transition:width .08s linear; }

/* brillo que sigue al cursor */
.cursor-glow{
  position:fixed; top:0; left:0; width:520px; height:520px; z-index:0; pointer-events:none;
  border-radius:50%; opacity:0; transform:translate(-50%,-50%);
  background:radial-gradient(circle, rgba(92,200,255,.10) 0%, rgba(167,139,250,.055) 38%, transparent 68%);
  transition:opacity .5s var(--ease);
}
@media (hover:hover) and (pointer:fine){ .cursor-glow{ opacity:1; } }
[data-theme="light"] .cursor-glow{ opacity:0 !important; }

/* grano */
.grain{
  position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.028;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
[data-theme="light"] .grain{ opacity:.016; }

/* ───────────────────────────── NAV ─────────────────────────────
   Isla flotante: se despega del borde, difumina lo que pasa por debajo
   y marca la sección activa con un indicador que se desliza.          */
.nav{
  position:fixed; inset:14px 0 auto; z-index:100; pointer-events:none;
  transition:inset .4s var(--ease);
}
.nav-in{
  pointer-events:auto;
  width:calc(100% - 2 * var(--pad)); max-width:var(--wrap);
  margin-inline:auto; padding:9px 10px 9px 13px;
  display:flex; align-items:center; gap:12px;
  border-radius:99px; border:1px solid transparent; background:transparent;
  transition:background .45s var(--ease), border-color .45s var(--ease),
             box-shadow .45s var(--ease), padding .35s var(--ease),
             backdrop-filter .45s, max-width .45s var(--ease);
}
.nav.is-stuck{ inset:10px 0 auto; }
.nav.is-stuck .nav-in{
  max-width:var(--wrap);
  background:color-mix(in srgb, var(--bg-3) 74%, transparent);
  backdrop-filter:blur(22px) saturate(1.7);
  -webkit-backdrop-filter:blur(22px) saturate(1.7);
  border-color:var(--border);
  box-shadow:0 14px 44px -20px rgba(0,0,0,.85),
             inset 0 1px 0 rgba(255,255,255,.07);
}
[data-theme="light"] .nav.is-stuck .nav-in{
  background:color-mix(in srgb, #fff 82%, transparent);
  box-shadow:0 14px 40px -22px rgba(16,23,38,.4),
             inset 0 1px 0 rgba(255,255,255,.9);
}
/* filo superior luminoso, sólo cuando la isla está "pegada" */
.nav-in::before{
  content:""; position:absolute; inset:0 0 auto; height:1px; border-radius:99px;
  background:linear-gradient(90deg, transparent, rgba(92,200,255,.55) 22%,
             rgba(167,139,250,.55) 58%, transparent 88%);
  opacity:0; transition:opacity .45s var(--ease); pointer-events:none;
}
.nav.is-stuck .nav-in::before{ opacity:1; }
.nav-in{ position:relative; }

.brand{ display:flex; align-items:center; gap:11px; flex-shrink:0; }
.brand-mark{
  position:relative; width:36px; height:36px; border-radius:12px;
  display:grid; place-items:center;
  font-family:var(--f-disp); font-weight:700; font-size:17px; color:#06090F;
  background:var(--grad); box-shadow:0 6px 22px -6px rgba(92,200,255,.6);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease);
}
.brand:hover .brand-mark{ transform:rotate(-8deg) scale(1.06);
  box-shadow:0 10px 30px -6px rgba(92,200,255,.85); }
.brand-txt{ display:flex; flex-direction:column; font-family:var(--f-disp);
  font-weight:600; font-size:15px; line-height:1.15; letter-spacing:-.2px; }
.brand-txt em{ font-family:var(--f-body); font-style:normal; font-size:10.5px;
  font-weight:500; color:var(--tx-3); letter-spacing:.3px; }

.nav-links{ position:relative; display:flex; gap:2px; margin-left:auto;
  min-width:0; overflow:hidden; }
.nav-links a{
  position:relative; z-index:2;
  padding:8px 10px; border-radius:99px; font-size:14px; font-weight:500;
  color:var(--tx-2); white-space:nowrap;
  transition:color .25s var(--ease);
}
.nav-links a:hover, .nav-links a.is-active{ color:var(--tx); }

/* indicador que se desliza bajo el enlace */
.nav-ind{
  position:absolute; z-index:1; left:0; top:50%; height:34px; width:0;
  margin-top:-17px; border-radius:99px; opacity:0;
  background:var(--surface-2); border:1px solid var(--border);
  transition:transform .42s var(--ease), width .42s var(--ease), opacity .3s var(--ease);
}
.nav-ind.is-on{ opacity:1; }
.nav-ind::after{
  content:""; position:absolute; left:50%; bottom:-1px; width:32%; height:2px;
  transform:translateX(-50%); border-radius:2px; background:var(--grad);
  box-shadow:0 0 12px rgba(92,200,255,.75);
}

.nav-act{ display:flex; align-items:center; gap:6px; flex-shrink:0; }

/* ── selector de idioma ── */
.lang{ display:inline-flex; align-items:center; padding:3px; gap:2px;
  border-radius:99px; border:1px solid var(--border); background:var(--surface); }
.lang button{
  padding:5px 11px; border-radius:99px; font-family:var(--f-mono); font-size:11.5px;
  font-weight:500; letter-spacing:.05em; color:var(--tx-3); line-height:1;
  transition:color .25s var(--ease), background .25s var(--ease);
}
.lang button:hover{ color:var(--tx); }
.lang button.is-on{ color:#050A11; background:var(--grad); font-weight:600;
  box-shadow:0 2px 10px -3px rgba(92,200,255,.7); }
[data-theme="light"] .lang button.is-on{ color:#fff; }


.icon-btn{
  height:36px; min-width:36px; padding:0 10px; border-radius:99px;
  border:1px solid var(--border); background:var(--surface); color:var(--tx-2);
  display:inline-flex; align-items:center; gap:7px;
  transition:color .22s, border-color .22s, background .22s, transform .22s var(--ease);
}
.icon-btn:hover{ color:var(--tx); border-color:var(--border-2);
  background:var(--surface-2); transform:translateY(-1px); }
.icon-btn svg{ width:16px; height:16px; }
.icon-btn kbd{ font-family:var(--f-mono); font-size:10.5px; color:var(--tx-3); letter-spacing:.3px; }
#themeBtn .i-moon{ display:none; }
[data-theme="light"] #themeBtn .i-sun{ display:none; }
[data-theme="light"] #themeBtn .i-moon{ display:block; }

/* CTA de la barra: destello que recorre el botón */
.nav-act .btn-primary{ border-radius:99px; overflow:hidden; }
.nav-act .btn-primary::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(105deg, transparent 38%, rgba(255,255,255,.42) 50%, transparent 62%);
  transform:translateX(-120%); animation:sheen 5.5s var(--ease) infinite;
}
@keyframes sheen{ 0%,62%{ transform:translateX(-120%) } 80%,100%{ transform:translateX(120%) } }

.burger{ display:none; width:40px; height:36px; border-radius:99px; border:1px solid var(--border);
  background:var(--surface); position:relative; }
.burger span{ position:absolute; left:11px; width:18px; height:1.8px; background:var(--tx);
  border-radius:2px; transition:transform .3s var(--ease), opacity .2s; }
.burger span:nth-child(1){ top:14px; } .burger span:nth-child(2){ top:20px; }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(3px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ transform:translateY(-3px) rotate(-45deg); }

/* ───────────────────────────── BOTONES ───────────────────────────── */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding:13px 22px; border-radius:12px; font-size:14.5px; font-weight:600;
  letter-spacing:.1px; border:1px solid transparent; cursor:pointer; position:relative;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease),
             background .25s var(--ease), border-color .25s var(--ease), color .25s;
}
.btn svg{ width:17px; height:17px; flex-shrink:0; }
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0); }
.btn-sm{ padding:9px 15px; font-size:13px; border-radius:10px; }
.btn-block{ width:100%; }

.btn-primary{ background:var(--grad); color:#050A11; box-shadow:0 10px 32px -12px rgba(92,200,255,.6); }
.btn-primary:hover{ box-shadow:0 16px 42px -12px rgba(92,200,255,.78); }
[data-theme="light"] .btn-primary{ color:#fff; }

.btn-ghost{ background:var(--surface); border-color:var(--border); color:var(--tx); }
.btn-ghost:hover{ background:var(--surface-2); border-color:var(--border-2); }

.pulse-dot{ width:7px; height:7px; border-radius:50%; background:#37E08A; flex-shrink:0;
  box-shadow:0 0 0 0 rgba(55,224,138,.6); animation:pulse 2.4s infinite; }
@keyframes pulse{ 70%{ box-shadow:0 0 0 8px rgba(55,224,138,0); } 100%{ box-shadow:0 0 0 0 rgba(55,224,138,0); } }

/* ───────────────────────────── REVEAL ───────────────────────────── */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ transition-delay:.07s } .reveal[data-d="2"]{ transition-delay:.14s }
.reveal[data-d="3"]{ transition-delay:.21s } .reveal[data-d="4"]{ transition-delay:.28s }
.reveal[data-d="5"]{ transition-delay:.35s } .reveal[data-d="6"]{ transition-delay:.42s } .reveal[data-d="7"]{ transition-delay:.49s }

/* Movimiento reducido. No se apaga el sitio: se conservan los fundidos, las
   transiciones de estado, la marquesina, la constelacion del hero y el conteo
   de cifras. Se suprime unicamente el desplazamiento vertical de entrada —que
   es el que arrastra el ojo— y, desde el JS, los focos que siguen al puntero. */
@media (prefers-reduced-motion: reduce){
  .reveal{ transform:none; transition:opacity .55s var(--ease); }
  .reveal.is-in{ transform:none; }
  /* el foco del cursor no se posiciona sin puntero activo: se oculta para que
     no quede un manchon fijo en la esquina superior izquierda */
  .cursor-glow{ opacity:0; }
  /* las respuestas del chatbot entran en fundido, sin el desplazamiento */
  .bubble.reveal-blocks > *{ animation-name:blockFade; }
}

/* ───────────────────────────── HERO ───────────────────────────── */
.hero{ position:relative; min-height:100svh; display:flex; flex-direction:column;
  justify-content:center; padding:104px 0 0; overflow:hidden; isolation:isolate; }

.hero-canvas{ position:absolute; inset:0; width:100%; height:100%; z-index:-3; opacity:.55; }
[data-theme="light"] .hero-canvas{ opacity:.3; }

.hero-mesh{
  position:absolute; inset:-20% -10% auto; height:120%; z-index:-4; pointer-events:none;
  background:
    radial-gradient(52% 44% at 18% 22%, rgba(92,200,255,.20), transparent 62%),
    radial-gradient(46% 40% at 82% 16%, rgba(167,139,250,.18), transparent 60%),
    radial-gradient(40% 38% at 62% 78%, rgba(240,164,78,.10), transparent 62%);
  filter:blur(28px); animation:drift 22s ease-in-out infinite alternate;
}
@keyframes drift{ to{ transform:translate3d(-2.5%,2%,0) scale(1.07); } }
[data-theme="light"] .hero-mesh{ opacity:.55; }

.hero-grid{
  position:absolute; inset:0; z-index:-5; pointer-events:none; opacity:.4;
  background-image:linear-gradient(var(--border) 1px, transparent 1px),
                   linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size:62px 62px;
  mask-image:radial-gradient(76% 60% at 50% 38%, #000 25%, transparent 78%);
  -webkit-mask-image:radial-gradient(76% 60% at 50% 38%, #000 25%, transparent 78%);
}

.hero-in{ display:grid; grid-template-columns:1.18fr .82fr; gap:clamp(24px,4vw,64px);
  align-items:center; flex:1; padding-bottom:24px; }

.badge{
  display:inline-flex; align-items:center; gap:9px; padding:7px 15px 7px 12px;
  border-radius:99px; border:1px solid var(--border); background:var(--surface);
  font-size:12.5px; font-weight:500; color:var(--tx-2); letter-spacing:.1px;
  backdrop-filter:blur(10px);
}

.hero h1{ font-family:var(--f-disp); font-weight:700; letter-spacing:-.035em;
  line-height:.94; margin:16px 0 8px; font-size:clamp(3.1rem, 8.2vw, 6.2rem); }
.h1-line{ display:block; }
.grad{ background:var(--grad); -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; color:transparent; }

.role{ display:flex; align-items:center; gap:12px; flex-wrap:wrap;
  font-family:var(--f-disp); font-size:clamp(.95rem,2vw,1.18rem); font-weight:500;
  color:var(--tx-2); letter-spacing:.02em; }
.role b{ color:var(--a1); font-weight:400; }

.lede{ margin-top:18px; max-width:56ch; font-size:clamp(1rem,1.5vw,1.1rem);
  color:var(--tx-2); line-height:1.72; }
.lede em{ font-style:normal; color:var(--tx); font-weight:600; }

.hero-cta{ display:flex; flex-wrap:wrap; gap:12px; margin-top:28px; }

.hero-kpi{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:10px; margin-top:30px;
  padding-top:22px; border-top:1px solid var(--border); }
.hero-kpi dt{ font-family:var(--f-disp); font-size:clamp(1.6rem,3.4vw,2.35rem); font-weight:700;
  line-height:1; background:var(--grad); -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; }
.hero-kpi dd{ margin-top:6px; font-size:12px; color:var(--tx-3); line-height:1.4; }

/* retrato */
.hero-visual{ display:flex; justify-content:center; }
.portrait{ position:relative; width:min(100%, 400px); aspect-ratio:4/5; }
.portrait picture{ display:contents; }
.portrait img{ position:relative; z-index:2; width:100%; height:100%; object-fit:contain;
  object-position:bottom center; filter:drop-shadow(0 30px 60px rgba(0,0,0,.55));
  -webkit-mask-image:linear-gradient(to bottom, #000 78%, rgba(0,0,0,.35) 94%, transparent 100%);
  mask-image:linear-gradient(to bottom, #000 78%, rgba(0,0,0,.35) 94%, transparent 100%); }
[data-theme="light"] .portrait img{ filter:drop-shadow(0 26px 50px rgba(16,23,38,.28)); }

.portrait-orb{
  position:absolute; inset:8% 4% 2%; z-index:0; border-radius:50% 50% 46% 46%;
  background:radial-gradient(60% 55% at 50% 42%, rgba(92,200,255,.34), rgba(167,139,250,.20) 52%, transparent 72%);
  filter:blur(38px); animation:breathe 7s ease-in-out infinite alternate;
}
@keyframes breathe{ to{ transform:scale(1.07); opacity:.82; } }

.portrait-ring{
  position:absolute; inset:6% 0 6%; z-index:1; border-radius:50%;
  background:conic-gradient(from 0deg, transparent 0 62%, rgba(92,200,255,.55) 74%,
             rgba(167,139,250,.55) 84%, transparent 94%);
  mask:radial-gradient(circle, transparent 0 68%, #000 69%);
  -webkit-mask:radial-gradient(circle, transparent 0 68%, #000 69%);
  animation:spin 16s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

.portrait-chip{
  position:absolute; z-index:3; display:flex; align-items:center; gap:7px;
  padding:9px 14px; border-radius:12px; font-size:12px; font-weight:500; white-space:nowrap;
  background:color-mix(in srgb, var(--bg-3) 82%, transparent);
  border:1px solid var(--border); backdrop-filter:blur(14px); box-shadow:var(--sh);
  animation:float 6s ease-in-out infinite;
}
.portrait-chip b{ font-family:var(--f-disp); color:var(--a1); font-size:15px; }
.portrait-chip .dot{ width:6px; height:6px; border-radius:50%; background:var(--a3); }
.chip-1{ left:-6%; top:30%; }
.chip-2{ right:-8%; bottom:19%; animation-delay:-3s; }
@keyframes float{ 50%{ transform:translateY(-10px); } }

/* marquesina */
.hero-marquee{ border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  overflow:hidden; padding:13px 0; background:var(--surface); }
.marquee-track{ display:inline-flex; align-items:center; gap:26px; white-space:nowrap;
  animation:marq 42s linear infinite; padding-right:26px; }
.marquee-track span{ font-family:var(--f-disp); font-size:13px; font-weight:500;
  color:var(--tx-3); letter-spacing:.06em; text-transform:uppercase; }
.marquee-track i{ color:var(--a1); font-size:8px; font-style:normal; }
@keyframes marq{ to{ transform:translateX(-50%); } }
.hero-marquee:hover .marquee-track{ animation-play-state:paused; }

/* ───────────────────────────── SECCIONES ───────────────────────────── */
.sec{ padding:var(--sec-y) 0; position:relative; z-index:2; }
.sec-alt{ background:var(--bg-2); border-block:1px solid var(--border); }

.sec-head{ max-width:740px; margin-bottom:clamp(38px,5vw,62px); }
.eyebrow{ display:inline-block; font-family:var(--f-mono); font-size:12px; font-weight:500;
  letter-spacing:.14em; text-transform:uppercase; color:var(--a1); margin-bottom:14px; }
.sec h2{ font-family:var(--f-disp); font-weight:700; letter-spacing:-.028em; line-height:1.08;
  font-size:clamp(2rem,4.6vw,3.3rem); }
.sec-sub{ margin-top:18px; font-size:clamp(1rem,1.4vw,1.08rem); color:var(--tx-2); line-height:1.7; }

/* ── capas de perfil ── */
.layers{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.layer{ position:relative; padding:34px 28px 30px; border-radius:var(--r-lg);
  border:1px solid var(--border); background:var(--surface); overflow:hidden;
  transition:border-color .35s var(--ease), transform .35s var(--ease), background .35s; }
.layer::before{ content:""; position:absolute; inset:0 0 auto; height:2px; background:var(--grad);
  opacity:0; transition:opacity .35s; }
.layer:hover{ transform:translateY(-4px); border-color:var(--border-2); background:var(--surface-2); }
.layer:hover::before{ opacity:1; }
.layer.is-mid{ background:linear-gradient(170deg, var(--a1-soft), var(--surface) 55%); }
.layer-n{ font-family:var(--f-mono); font-size:12px; color:var(--a1); letter-spacing:.1em; margin-bottom:16px; }
.layer h3{ font-family:var(--f-disp); font-size:1.35rem; font-weight:600; letter-spacing:-.015em; }
.layer p{ margin-top:12px; color:var(--tx-2); font-size:14.5px; line-height:1.68; }
.layer p b{ color:var(--tx); font-weight:600; }

.ticks{ margin-top:20px; display:flex; flex-direction:column; gap:9px; }
.ticks.two{ display:grid; grid-template-columns:1fr 1fr; gap:9px 22px; }
.ticks li{ position:relative; padding-left:24px; font-size:14px; color:var(--tx-2); line-height:1.5; }
.ticks li::before{ content:""; position:absolute; left:2px; top:7px; width:10px; height:6px;
  border-left:1.8px solid var(--a1); border-bottom:1.8px solid var(--a1);
  transform:rotate(-45deg); border-radius:1px; }

.quote{ margin-top:34px; padding:30px clamp(24px,4vw,44px); border-radius:var(--r-lg);
  border:1px solid var(--border); background:linear-gradient(120deg, var(--a2-soft), transparent 62%);
  position:relative; }
.quote::before{ content:"“"; position:absolute; left:14px; top:-16px; font-family:var(--f-disp);
  font-size:5rem; color:var(--a2); opacity:.32; line-height:1; }
.quote p{ font-family:var(--f-disp); font-size:clamp(1.05rem,2.1vw,1.45rem); font-weight:500;
  line-height:1.5; letter-spacing:-.012em; color:var(--tx); }
.quote b{ color:var(--a1); font-weight:600; }

/* ── caso Petroil ── */
.case-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.case{ padding:28px 26px; border-radius:var(--r); border:1px solid var(--border);
  background:var(--bg-3); position:relative; overflow:hidden;
  transition:transform .35s var(--ease), border-color .35s, box-shadow .35s; }
.case:hover{ transform:translateY(-4px); border-color:var(--border-2); box-shadow:var(--sh); }
.case-ic{ width:42px; height:42px; border-radius:12px; display:grid; place-items:center;
  background:var(--a1-soft); color:var(--a1); margin-bottom:18px; }
.case-ic svg{ width:21px; height:21px; }
.case h3{ font-family:var(--f-disp); font-size:1.12rem; font-weight:600; letter-spacing:-.012em; }
.case p{ margin-top:10px; font-size:14px; color:var(--tx-2); line-height:1.66; }
.case p b{ color:var(--tx); font-weight:600; }
.case-tag{ display:inline-block; margin-top:16px; padding:4px 11px; border-radius:99px;
  font-size:11px; font-weight:600; letter-spacing:.04em; text-transform:uppercase;
  background:var(--surface-2); color:var(--tx-3); border:1px solid var(--border); }
.case-tag.tag-accent{ background:var(--a3-soft); color:var(--a3); border-color:transparent; }
.case-feature{ grid-column:1 / -1; background:linear-gradient(120deg, var(--a2-soft), var(--bg-3) 58%); }
.case-feature .case-ic{ background:var(--a2-soft); color:var(--a2); }

.note{ margin-top:26px; display:flex; gap:14px; align-items:flex-start;
  padding:18px 22px; border-radius:var(--r); border:1px dashed var(--border-2);
  background:var(--surface); }
.note svg{ width:19px; height:19px; flex-shrink:0; color:var(--tx-3); margin-top:2px; }
.note p{ font-size:13.5px; color:var(--tx-3); line-height:1.65; }
.note b{ color:var(--tx-2); font-weight:600; }

/* ── timeline ── */
.tl{ position:relative; padding-left:clamp(26px,4vw,54px); }
.tl-rail{ position:absolute; left:6px; top:8px; bottom:8px; width:2px;
  background:var(--border); border-radius:2px; overflow:hidden; }
.tl-rail i{ display:block; width:100%; height:0%; background:var(--grad);
  box-shadow:0 0 12px rgba(92,200,255,.6); transition:height .12s linear; }
.tl-item{ position:relative; padding-bottom:22px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-dot{ position:absolute; left:calc(-1 * clamp(26px,4vw,54px) + 1px); top:26px;
  width:12px; height:12px; border-radius:50%; background:var(--bg);
  border:2px solid var(--border-2); transition:border-color .4s, box-shadow .4s, background .4s; }
.tl-item.is-in .tl-dot{ border-color:var(--a1); background:var(--a1);
  box-shadow:0 0 0 5px var(--a1-soft); }

.tl-card{ padding:26px 28px; border-radius:var(--r); border:1px solid var(--border);
  background:var(--surface); transition:transform .35s var(--ease), border-color .35s, background .35s; }
.tl-card:hover{ transform:translateX(5px); border-color:var(--border-2); background:var(--surface-2); }
.tl-top{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom:10px; }
.tl-date{ font-family:var(--f-mono); font-size:12px; color:var(--a3); letter-spacing:.04em; }
.tl-badge{ padding:3px 10px; border-radius:99px; font-size:10.5px; font-weight:600;
  letter-spacing:.06em; text-transform:uppercase; background:var(--surface-2);
  color:var(--tx-3); border:1px solid var(--border); }
.tl-badge.badge-now{ background:rgba(55,224,138,.13); color:#37E08A; border-color:transparent; }
.tl-badge.badge-lead{ background:var(--a2-soft); color:var(--a2); border-color:transparent; }
.tl-card h3{ font-family:var(--f-disp); font-size:1.2rem; font-weight:600; letter-spacing:-.015em; line-height:1.3; }
.tl-org{ margin-top:6px; font-size:13.5px; color:var(--a1); font-weight:500; }
.tl-desc{ margin-top:12px; font-size:14.5px; color:var(--tx-2); line-height:1.68; }
.tl-desc b{ color:var(--tx); font-weight:600; }

.tags{ display:flex; flex-wrap:wrap; gap:7px; margin-top:16px; }
.tags span{ padding:4px 11px; border-radius:7px; font-size:11.5px; font-weight:500;
  color:var(--tx-3); background:var(--surface-2); border:1px solid var(--border);
  font-family:var(--f-mono); letter-spacing:.01em; }

/* ── proyectos ── */
.proj-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.proj{ padding:32px clamp(24px,3vw,32px); border-radius:var(--r-lg);
  border:1px solid var(--border); background:var(--bg-3); position:relative; overflow:hidden;
  transition:border-color .35s, box-shadow .35s; }
.proj::after{ content:""; position:absolute; inset:0; pointer-events:none; opacity:0;
  background:radial-gradient(400px circle at var(--mx,50%) var(--my,50%), rgba(92,200,255,.08), transparent 62%);
  transition:opacity .4s; }
.proj:hover{ border-color:var(--border-2); box-shadow:var(--sh); }
.proj:hover::after{ opacity:1; }
.proj-head{ display:flex; justify-content:space-between; align-items:flex-start; gap:16px; }
.proj h3{ font-family:var(--f-disp); font-size:1.5rem; font-weight:700; letter-spacing:-.022em; }
.proj-sub{ margin-top:4px; font-size:13px; color:var(--tx-3); }
.proj-year{ font-family:var(--f-mono); font-size:11.5px; padding:5px 11px; border-radius:8px;
  background:var(--a1-soft); color:var(--a1); white-space:nowrap; flex-shrink:0; }
.proj-desc{ margin-top:16px; font-size:14.5px; color:var(--tx-2); line-height:1.7; }
.proj-desc b{ color:var(--tx); font-weight:600; }
.proj-points{ margin-top:18px; display:flex; flex-direction:column; gap:10px; }
.proj-points li{ position:relative; padding-left:20px; font-size:13.8px; color:var(--tx-2); line-height:1.6; }
.proj-points li::before{ content:""; position:absolute; left:2px; top:8px; width:7px; height:7px;
  border-radius:2px; background:var(--grad); }
.proj-points b{ color:var(--tx); font-weight:600; }

.proj-impact{ margin-top:20px; padding:16px 18px; border-radius:12px;
  background:var(--a3-soft); border:1px solid rgba(240,164,78,.18); }
.impact-label{ display:block; font-family:var(--f-mono); font-size:10.5px; font-weight:600;
  letter-spacing:.12em; text-transform:uppercase; color:var(--a3); margin-bottom:7px; }
.proj-impact p{ font-size:13.5px; color:var(--tx-2); line-height:1.62; }
.proj-impact b{ color:var(--tx); font-weight:600; }

.proj-flag{ display:flex; align-items:center; gap:8px; margin-top:18px; padding-top:16px;
  border-top:1px solid var(--border); font-size:12.5px; font-weight:500; color:var(--a1); }
.proj-flag svg{ width:15px; height:15px; }
.proj-try{ margin-top:18px; font-size:13.5px; font-weight:600; color:var(--a1);
  transition:gap .25s, opacity .25s; }
.proj-try:hover{ opacity:.78; }

/* ── XR ── */
.xr{ margin-top:22px; display:grid; grid-template-columns:.85fr 1.15fr; gap:0;
  border-radius:var(--r-lg); overflow:hidden; border:1px solid var(--border); background:var(--bg-3); }
.xr-media{ position:relative; min-height:320px; }
.xr-media img{ width:100%; height:100%; object-fit:cover; object-position:center 22%; }
.xr-shade{ position:absolute; inset:0;
  background:linear-gradient(100deg, transparent 20%, color-mix(in srgb, var(--bg-3) 92%, transparent) 96%); }
.xr-copy{ padding:clamp(28px,4vw,46px); }
.xr-copy h3{ font-family:var(--f-disp); font-size:clamp(1.3rem,2.4vw,1.75rem); font-weight:700;
  letter-spacing:-.022em; line-height:1.22; margin-bottom:14px; }
.xr-copy > p{ font-size:14.5px; color:var(--tx-2); line-height:1.7; }
.xr-copy .ticks{ margin-top:22px; }

/* ── stack ── */
.filters{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:28px; }
.filter{ padding:9px 18px; border-radius:99px; font-size:13.5px; font-weight:500;
  border:1px solid var(--border); background:var(--surface); color:var(--tx-2);
  transition:all .25s var(--ease); }
.filter:hover{ color:var(--tx); border-color:var(--border-2); }
.filter.is-on{ background:var(--grad); color:#050A11; border-color:transparent; font-weight:600; }
[data-theme="light"] .filter.is-on{ color:#fff; }

.stack-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(258px,1fr)); gap:14px; }
.sk{ padding:22px 24px; border-radius:var(--r); border:1px solid var(--border);
  background:var(--surface); transition:transform .3s var(--ease), border-color .3s, opacity .3s, background .3s; }
.sk:hover{ transform:translateY(-3px); border-color:var(--border-2); background:var(--surface-2); }
.sk h4{ font-family:var(--f-disp); font-size:14.5px; font-weight:600; color:var(--a1);
  letter-spacing:.01em; margin-bottom:9px; }
.sk p{ font-size:13.5px; color:var(--tx-2); line-height:1.65; }
.sk.is-off{ display:none; }

.creds{ margin-top:34px; display:grid; grid-template-columns:repeat(auto-fit,minmax(246px,1fr)); gap:14px; }
.cred{ display:flex; gap:15px; padding:20px 22px; border-radius:var(--r);
  border:1px solid var(--border); background:var(--bg-3); }
.cred svg{ width:22px; height:22px; flex-shrink:0; color:var(--a3); margin-top:2px; }
.cred b{ display:block; font-size:14px; font-weight:600; letter-spacing:-.005em; }
.cred span{ display:block; margin-top:5px; font-size:12.5px; color:var(--tx-3); line-height:1.55; }

/* ── mercado ── */
.mkt-wrap{ overflow-x:auto; border-radius:var(--r-lg); border:1px solid var(--border);
  background:var(--bg-3); -webkit-overflow-scrolling:touch; }
.mkt{ width:100%; min-width:720px; border-collapse:collapse; }
.mkt th, .mkt td{ padding:17px 20px; text-align:left; vertical-align:top; }
.mkt thead th{ font-family:var(--f-mono); font-size:11px; font-weight:500; letter-spacing:.1em;
  text-transform:uppercase; color:var(--tx-3); border-bottom:1px solid var(--border-2); }
.mkt tbody tr{ border-bottom:1px solid var(--border); transition:background .25s; }
.mkt tbody tr:last-child{ border-bottom:0; }
.mkt tbody tr:hover{ background:var(--surface); }
.mkt tbody th{ font-size:14px; font-weight:600; color:var(--tx); }
.mkt td{ font-size:13.5px; color:var(--tx-2); line-height:1.58; }
.mkt td a{ color:var(--a1); border-bottom:1px solid transparent; transition:border-color .2s; }
.mkt td a:hover{ border-bottom-color:var(--a1); }
.mkt .val{ font-family:var(--f-disp); font-size:16px; font-weight:700; color:var(--tx);
  white-space:nowrap; text-align:right; }

/* nombre del cargo + su equivalente en inglés */
.mkt tbody th{ max-width:270px; }
.role-en{ display:block; margin-top:3px; font-family:var(--f-mono); font-size:11px;
  font-weight:400; color:var(--tx-3); letter-spacing:.01em; }

/* enlace a la fuente, en forma de chip */
.mkt td:last-child{ text-align:left; white-space:normal; }
.src-link{ display:inline-flex; align-items:center; gap:6px; margin:0 6px 6px 0;
  padding:6px 12px; border-radius:99px; font-size:12.5px; font-weight:500;
  border:1px solid var(--border); background:var(--surface); color:var(--tx-2);
  transition:color .22s var(--ease), border-color .22s, background .22s, transform .22s var(--ease); }
.src-link span{ font-size:10px; color:var(--a1); }
.src-link:hover{ color:var(--tx); border-color:var(--a1); background:var(--a1-soft); transform:translateY(-1px); }

.anchor{ margin-top:22px; display:grid; grid-template-columns:auto 1fr; gap:clamp(24px,4vw,48px);
  align-items:center; padding:clamp(28px,4vw,44px); border-radius:var(--r-lg);
  border:1px solid var(--border-2);
  background:linear-gradient(120deg, var(--a1-soft), var(--a2-soft) 50%, transparent 92%); }
.anchor-num{ display:flex; align-items:baseline; gap:8px; }
.anchor-cur{ font-family:var(--f-mono); font-size:13px; color:var(--tx-3); }
.anchor-num b{ font-family:var(--f-disp); font-size:clamp(3.6rem,9vw,6rem); font-weight:700;
  letter-spacing:-.045em; line-height:.9; background:var(--grad);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.anchor-per{ font-size:13px; color:var(--tx-3); line-height:1.35; letter-spacing:.04em;
  text-transform:uppercase; font-weight:600; }
.anchor-txt h3{ font-family:var(--f-disp); font-size:1.25rem; font-weight:600; letter-spacing:-.018em; }
.anchor-txt p{ margin-top:11px; font-size:14.5px; color:var(--tx-2); line-height:1.7; }
.anchor-txt b{ color:var(--tx); font-weight:600; }
.anchor-target{ padding-top:13px; margin-top:13px !important; border-top:1px solid var(--border); }

/* ── contacto ── */
.contact{ display:grid; grid-template-columns:1.3fr .7fr; gap:clamp(24px,4vw,48px);
  padding:clamp(32px,5vw,60px); border-radius:var(--r-lg); border:1px solid var(--border);
  background:linear-gradient(140deg, var(--bg-3), var(--bg-2)); }
.contact h2{ margin-top:6px; }
.contact-copy > p{ margin-top:18px; font-size:15px; color:var(--tx-2); line-height:1.72; max-width:52ch; }

.contact-links{ margin-top:30px; display:grid; grid-template-columns:1fr 1fr; gap:11px; }
.clink{ display:flex; align-items:center; gap:14px; padding:15px 18px; border-radius:var(--r-sm);
  border:1px solid var(--border); background:var(--surface);
  transition:transform .25s var(--ease), border-color .25s, background .25s; }
.clink:hover{ transform:translateY(-2px); border-color:var(--a1); background:var(--surface-2); }
.clink svg{ width:19px; height:19px; flex-shrink:0; color:var(--a1); }
.clink span{ display:flex; flex-direction:column; font-size:13.5px; color:var(--tx-2);
  min-width:0; word-break:break-word; }
.clink b{ font-size:11px; font-weight:600; letter-spacing:.07em; text-transform:uppercase;
  color:var(--tx-3); margin-bottom:2px; }

.contact-dl{ margin-top:26px; display:flex; flex-wrap:wrap; gap:10px; }

.contact-card{ padding:30px 26px; border-radius:var(--r); border:1px solid var(--border);
  background:var(--bg-3); text-align:center; align-self:start; }
.contact-card img{ width:92px; height:92px; margin:0 auto 16px; border-radius:50%; }
.contact-card h3{ font-family:var(--f-disp); font-size:1.02rem; font-weight:600;
  letter-spacing:-.012em; line-height:1.32; }
.cc-role{ margin-top:6px; font-size:12.5px; color:var(--a1); }
.cc-meta{ margin:22px 0; display:flex; flex-direction:column; gap:11px; text-align:left; }
.cc-meta li{ display:flex; flex-direction:column; gap:2px; padding-bottom:11px;
  border-bottom:1px solid var(--border); }
.cc-meta li:last-child{ border-bottom:0; padding-bottom:0; }
.cc-meta span{ font-size:10.5px; font-weight:600; letter-spacing:.08em;
  text-transform:uppercase; color:var(--tx-3); }
.cc-meta b{ font-size:13px; font-weight:500; color:var(--tx); }

/* ── footer ── */
.foot{ padding:40px 0; border-top:1px solid var(--border); background:var(--bg-2); position:relative; z-index:2; }
.foot-in{ display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.foot p{ font-size:13px; color:var(--tx-3); }
.foot-note{ max-width:50ch; text-align:right; }


/* ── «Senior» destacado en el hero ── */
.sr-senior{ font-style:normal; font-weight:700; background:var(--grad);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }

/* ── nota de contexto de sector ── */
.mkt-note{ margin-top:22px; border-radius:var(--r-lg); overflow:hidden;
  border:1px solid var(--border-2);
  background:linear-gradient(120deg, var(--a1-soft), var(--a2-soft) 55%, transparent 95%); }
.mkt-tag{ padding:13px 22px; font-family:var(--f-mono); font-size:11px; font-weight:500;
  letter-spacing:.14em; text-transform:uppercase; color:var(--a1);
  border-bottom:1px solid var(--border); background:var(--surface); }
.mkt-body{ padding:clamp(24px,3.4vw,34px); }
.mkt-body p{ font-size:15px; line-height:1.72; color:var(--tx-2); max-width:78ch; }
.mkt-body p + p{ margin-top:14px; }
.mkt-body b{ color:var(--tx); font-weight:650; }
.mkt-band{ margin-top:18px !important; padding:18px 22px; border-radius:var(--r);
  background:var(--bg-3); border:1px solid var(--border-2); }
.mkt-close{ margin-top:18px !important; font-family:var(--f-disp); font-size:clamp(1.05rem,2vw,1.28rem);
  font-weight:600; color:var(--tx) !important; letter-spacing:-.015em; line-height:1.45; }
.mkt-src{ margin-top:20px; padding-top:14px; border-top:1px solid var(--border);
  font-size:12px; color:var(--tx-3); line-height:1.6; }

/* ── referencias ── */
.refs{ display:grid; grid-template-columns:repeat(auto-fit,minmax(310px,1fr)); gap:14px; }
.ref{ display:flex; gap:16px; padding:24px 24px; border-radius:var(--r);
  border:1px solid var(--border); background:var(--bg-3);
  transition:transform .3s var(--ease), border-color .3s, box-shadow .3s; }
.ref:hover{ transform:translateY(-3px); border-color:var(--border-2); box-shadow:var(--sh); }
.ref-ini{ width:46px; height:46px; flex:0 0 46px; border-radius:14px; display:grid; place-items:center;
  font-family:var(--f-disp); font-weight:700; font-size:15px; letter-spacing:.5px;
  color:#050A11; background:var(--grad); }
[data-theme="light"] .ref-ini{ color:#fff; }
.ref-tx{ min-width:0; }
.ref-tx h3{ font-family:var(--f-disp); font-size:1.06rem; font-weight:600; letter-spacing:-.012em; }
.ref-rol{ margin-top:4px; font-size:12.5px; color:var(--a1); font-weight:500; line-height:1.45; }
.ref-ctx{ margin-top:10px; font-size:13.5px; color:var(--tx-2); line-height:1.62; }

/* ───────────────────── COMMAND PALETTE ───────────────────── */
.cmd{ position:fixed; inset:0; z-index:160; display:grid; place-items:start center; padding:12vh 20px 20px; }
.cmd[hidden]{ display:none; }
.cmd-bg{ position:absolute; inset:0; background:rgba(4,6,10,.72); backdrop-filter:blur(8px);
  animation:fade .25s var(--ease); }
@keyframes fade{ from{ opacity:0 } }
.cmd-box{ position:relative; width:100%; max-width:600px; border-radius:var(--r);
  border:1px solid var(--border-2); background:var(--bg-3); box-shadow:var(--sh); overflow:hidden;
  animation:pop .3s var(--ease); }
@keyframes pop{ from{ opacity:0; transform:translateY(-14px) scale(.97) } }
.cmd-input{ display:flex; align-items:center; gap:12px; padding:17px 20px;
  border-bottom:1px solid var(--border); }
.cmd-input svg{ width:18px; height:18px; color:var(--tx-3); flex-shrink:0; }
.cmd-input input{ flex:1; min-width:0; border:0; background:none; font-size:15px; outline:none; }
.cmd-input input::placeholder{ color:var(--tx-3); }
.cmd-input kbd, .cmd-foot kbd{ font-family:var(--f-mono); font-size:10px; padding:3px 6px;
  border-radius:5px; border:1px solid var(--border); background:var(--surface); color:var(--tx-3); }
.cmd-list{ max-height:min(48vh,380px); overflow-y:auto; padding:8px; }
.cmd-item{ display:flex; align-items:center; gap:13px; padding:11px 13px; border-radius:9px;
  cursor:pointer; transition:background .15s; }
.cmd-item:hover, .cmd-item.is-sel{ background:var(--surface-2); }
.cmd-ic{ width:30px; height:30px; border-radius:8px; display:grid; place-items:center;
  background:var(--a1-soft); color:var(--a1); font-size:13px; flex-shrink:0; }
.cmd-tx{ min-width:0; }
.cmd-tx b{ display:block; font-size:13.5px; font-weight:600; }
.cmd-tx span{ display:block; font-size:11.5px; color:var(--tx-3); overflow:hidden;
  text-overflow:ellipsis; white-space:nowrap; }
.cmd-empty{ padding:26px; text-align:center; font-size:13.5px; color:var(--tx-3); }
.cmd-foot{ padding:11px 18px; border-top:1px solid var(--border); font-size:11px;
  color:var(--tx-3); display:flex; align-items:center; gap:6px; flex-wrap:wrap; }

/* ───────────────────── THE ARCHITECT ───────────────────── */
.arch-fab{
  position:fixed; right:22px; bottom:22px; z-index:140;
  display:flex; align-items:center; gap:10px; padding:13px 20px 13px 16px;
  border-radius:99px; background:var(--grad); color:#050A11; font-weight:600; font-size:14px;
  box-shadow:0 14px 40px -12px rgba(92,200,255,.65);
  transition:transform .3s var(--ease), box-shadow .3s;
}
.arch-fab:hover{ transform:translateY(-3px) scale(1.02); box-shadow:0 20px 50px -12px rgba(92,200,255,.8); }
.arch-fab svg{ width:20px; height:20px; }
[data-theme="light"] .arch-fab{ color:#fff; }
.fab-ring{ position:absolute; inset:-4px; border-radius:99px; border:1.5px solid var(--a1);
  opacity:0; animation:ring 2.8s ease-out infinite; }
@keyframes ring{ 0%{ opacity:.65; transform:scale(1) } 70%,100%{ opacity:0; transform:scale(1.18) } }
.arch-fab.is-open{ opacity:0; pointer-events:none; transform:scale(.8); }

.arch{ position:fixed; inset:0; z-index:150; }
.arch[hidden]{ display:none; }
.arch-bg{ position:absolute; inset:0; background:rgba(4,6,10,.66); backdrop-filter:blur(6px);
  animation:fade .3s var(--ease); }

.arch-panel{
  position:absolute; right:20px; bottom:20px; width:min(440px, calc(100vw - 40px));
  height:min(660px, calc(100svh - 40px));
  display:flex; flex-direction:column; overflow:hidden;
  border-radius:var(--r-lg); border:1px solid var(--border-2);
  background:var(--bg-3); box-shadow:0 30px 80px -20px rgba(0,0,0,.8);
  animation:slide .38s var(--ease);
}
@keyframes slide{ from{ opacity:0; transform:translateY(26px) scale(.97) } }

.arch-head{ display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:16px 18px; border-bottom:1px solid var(--border);
  background:linear-gradient(120deg, var(--a1-soft), transparent 70%); flex-shrink:0; }
.arch-id{ display:flex; align-items:center; gap:12px; min-width:0; }
.arch-avatar{ width:40px; height:40px; border-radius:12px; display:grid; place-items:center;
  background:var(--grad); color:#050A11; flex-shrink:0; }
.arch-avatar svg{ width:21px; height:21px; stroke-width:1.5; }
.arch-head h2{ font-family:var(--f-disp); font-size:15.5px; font-weight:700; letter-spacing:-.012em; }
.arch-head p{ display:flex; align-items:center; gap:6px; font-size:11.5px; color:var(--tx-3); margin-top:2px; }
.live{ width:6px; height:6px; border-radius:50%; background:#37E08A;
  box-shadow:0 0 8px rgba(55,224,138,.8); animation:pulse 2.4s infinite; }
.arch-x{ width:32px; height:32px; border-radius:9px; display:grid; place-items:center;
  color:var(--tx-3); flex-shrink:0; transition:background .2s, color .2s; }
.arch-x:hover{ background:var(--surface-2); color:var(--tx); }
.arch-x svg{ width:16px; height:16px; }

.arch-log{ flex:1; overflow-y:auto; padding:20px 18px; display:flex; flex-direction:column; gap:14px;
  scrollbar-width:thin; scrollbar-color:var(--border-2) transparent; }
.arch-log::-webkit-scrollbar{ width:7px; }
.arch-log::-webkit-scrollbar-thumb{ background:var(--border-2); border-radius:4px; }

.msg{ max-width:88%; animation:msgIn .4s var(--ease); }
@keyframes msgIn{ from{ opacity:0; transform:translateY(9px) } }
.msg-bot{ align-self:flex-start; }
.msg-user{ align-self:flex-end; }
.bubble{ padding:13px 16px; border-radius:15px; font-size:14px; line-height:1.66; }
.msg-bot .bubble{ background:var(--surface); border:1px solid var(--border);
  border-bottom-left-radius:5px; color:var(--tx); }
.msg-user .bubble{ background:var(--grad); color:#050A11; border-bottom-right-radius:5px; font-weight:500; }
[data-theme="light"] .msg-user .bubble{ color:#fff; }
.bubble b, .bubble strong{ font-weight:650; color:var(--tx); }
.msg-user .bubble b{ color:inherit; }
.bubble p + p{ margin-top:9px; }
.bubble ul{ margin:9px 0 0; display:flex; flex-direction:column; gap:6px; }
.bubble li{ position:relative; padding-left:16px; }
.bubble li::before{ content:""; position:absolute; left:2px; top:8px; width:5px; height:5px;
  border-radius:50%; background:var(--a1); }
.bubble a{ color:var(--a1); border-bottom:1px solid rgba(92,200,255,.4); }
.bubble code{ font-family:var(--f-mono); font-size:12.5px; padding:1px 5px; border-radius:5px;
  background:var(--surface-2); }

/* Revelado por bloques: `backwards` garantiza que el estado final sea visible
   aunque la animación no llegue a ejecutarse (impresión, motores sin animación). */
.bubble.reveal-blocks > *{ animation:blockIn .34s var(--ease) backwards; }
.bubble.reveal-blocks > *:nth-child(1){ animation-delay:.00s }
.bubble.reveal-blocks > *:nth-child(2){ animation-delay:.11s }
.bubble.reveal-blocks > *:nth-child(3){ animation-delay:.22s }
.bubble.reveal-blocks > *:nth-child(4){ animation-delay:.33s }
.bubble.reveal-blocks > *:nth-child(5){ animation-delay:.44s }
.bubble.reveal-blocks > *:nth-child(6){ animation-delay:.55s }
.bubble.reveal-blocks > *:nth-child(7){ animation-delay:.66s }
.bubble.reveal-blocks > *:nth-child(8){ animation-delay:.77s }
.bubble.reveal-blocks > *:nth-child(n+9){ animation-delay:.88s }
@keyframes blockIn{ from{ opacity:0; transform:translateY(7px) } }
@keyframes blockFade{ from{ opacity:0 } }

.msg-src{ margin-top:8px; padding-top:8px; border-top:1px solid var(--border);
  font-size:11px; color:var(--tx-3); line-height:1.55; }
.msg-src b{ color:var(--tx-3); font-weight:600; }

.typing{ display:flex; gap:5px; padding:15px 17px; background:var(--surface);
  border:1px solid var(--border); border-radius:15px; border-bottom-left-radius:5px; width:fit-content; }
.typing i{ width:7px; height:7px; border-radius:50%; background:var(--tx-3); animation:blink 1.3s infinite; }
.typing i:nth-child(2){ animation-delay:.18s } .typing i:nth-child(3){ animation-delay:.36s }
@keyframes blink{ 0%,60%,100%{ opacity:.25; transform:translateY(0) } 30%{ opacity:1; transform:translateY(-4px) } }

.arch-sugg{ display:flex; gap:7px; padding:0 18px 12px; overflow-x:auto; flex-shrink:0;
  scrollbar-width:none; }
.arch-sugg::-webkit-scrollbar{ display:none; }
.sugg{ flex-shrink:0; padding:8px 14px; border-radius:99px; font-size:12.5px; white-space:nowrap;
  border:1px solid var(--border); background:var(--surface); color:var(--tx-2);
  transition:all .22s var(--ease); }
.sugg:hover{ color:var(--tx); border-color:var(--a1); background:var(--a1-soft); }

.arch-form{ display:flex; gap:9px; padding:14px 16px; border-top:1px solid var(--border); flex-shrink:0; }
.arch-form input{ flex:1; min-width:0; padding:12px 16px; border-radius:11px;
  border:1px solid var(--border); background:var(--surface); font-size:14px; outline:none;
  transition:border-color .22s, background .22s; }
.arch-form input:focus{ border-color:var(--a1); background:var(--surface-2); }
.arch-form input::placeholder{ color:var(--tx-3); }
.arch-form button{ width:44px; height:44px; border-radius:11px; display:grid; place-items:center;
  background:var(--grad); color:#050A11; flex-shrink:0;
  transition:transform .22s var(--ease), opacity .22s; }
.arch-form button:hover{ transform:scale(1.05); }
.arch-form button svg{ width:18px; height:18px; fill:currentColor; stroke:none; }
[data-theme="light"] .arch-form button{ color:#fff; }

.arch-legal{ padding:0 18px 14px; font-size:10.5px; color:var(--tx-3); line-height:1.5; text-align:center; }

/* ───────────────────────────── RESPONSIVE ───────────────────────────── */
@media (max-width: 1080px){
  .hero{ min-height:auto; padding-top:92px; }
  .hero-in{ grid-template-columns:1fr; gap:22px; padding-top:12px; padding-bottom:30px; }
  .hero-visual{ order:-1; }
  .portrait{ width:min(64%, 268px); }
  .chip-1{ left:-3%; top:34%; } .chip-2{ right:-3%; bottom:16%; }
  .layers, .case-grid{ grid-template-columns:1fr 1fr; }
  .case-feature{ grid-column:1 / -1; }
  .proj-grid{ grid-template-columns:1fr; }
  .xr{ grid-template-columns:1fr; }
  .xr-media{ min-height:240px; }
  .xr-shade{ background:linear-gradient(0deg, color-mix(in srgb, var(--bg-3) 92%, transparent) 4%, transparent 55%); }
  .contact{ grid-template-columns:1fr; }
  .contact-card{ order:-1; }
}

@media (max-width: 1260px){
  .nav-links{
    position:fixed; top:74px; right:12px; left:auto; bottom:auto;
    width:min(320px, calc(100vw - 24px));
    flex-direction:column; gap:2px; padding:12px;
    border-radius:var(--r-lg); border:1px solid var(--border-2); background:var(--bg-3);
    box-shadow:var(--sh); margin-left:0;
    opacity:0; visibility:hidden; transform:translateY(-12px);
    transition:opacity .28s var(--ease), transform .28s var(--ease), visibility .28s;
  }
  .nav-links.is-open{ opacity:1; visibility:visible; transform:none; }
  .nav-links a{ padding:12px 16px; border-radius:10px; font-size:15px; }
  .nav-ind{ display:none; }
  .nav-act{ margin-left:auto; }
  .nav-act .btn{ display:none; }
  #cmdOpen kbd{ display:none; }
  .nav-act{ gap:6px; }
  /* en móvil el selector se reduce a un solo botón: el idioma al que se cambia */
  .lang{ border:0; background:transparent; padding:0; }
  .lang button.is-on{ display:none; }
  .lang button{ height:36px; min-width:36px; padding:0 10px; border-radius:99px;
    border:1px solid var(--border); background:var(--surface); color:var(--tx-2); font-size:11.5px; }
  .lang button:hover{ color:var(--tx); border-color:var(--border-2); background:var(--surface-2); }
  .burger{ display:block; }
  .brand-txt em{ display:none; }
}

@media (max-width: 720px){
  .layers, .case-grid{ grid-template-columns:1fr; }
  .case-feature{ grid-column:1 / -1; }
  .hero-kpi{ grid-template-columns:1fr 1fr; gap:20px 10px; }
  .ticks.two{ grid-template-columns:1fr; }
  .contact-links{ grid-template-columns:1fr; }
  .foot-in{ flex-direction:column; align-items:flex-start; }
  .foot-note{ text-align:left; }
  .anchor{ grid-template-columns:1fr; gap:20px; }
  .arch-panel{ right:0; bottom:0; width:100vw; height:100svh; border-radius:0; border:0; }
  .arch-fab{ right:14px; bottom:14px; padding:13px 16px; }
  .fab-label{ display:none; }
  .tl-card:hover{ transform:none; }
  .hero{ padding-top:84px; }
  .hero-in{ gap:14px; }
  .badge{ font-size:11.5px; padding:6px 13px 6px 10px; }
  .hero-kpi{ margin-top:24px; padding-top:18px; }
}

@media (max-width: 720px){
  /* en móvil el retrato pasa a ser un avatar circular: ahorra ~300px de alto */
  .portrait{ width:168px; aspect-ratio:1; }
  .portrait img{ object-fit:contain; object-position:center; border-radius:50%;
                 -webkit-mask-image:none; mask-image:none;
                 filter:drop-shadow(0 14px 30px rgba(0,0,0,.5)); }
  .portrait-ring{ inset:-7px; }
  .portrait-orb{ inset:-14%; }
  .portrait-chip{ display:none; }
}

@media (max-width: 420px){
  .hero h1{ font-size:clamp(2.7rem, 14vw, 3.6rem); }
  .portrait{ width:82%; }
  .chip-1, .chip-2{ font-size:11px; padding:7px 11px; }
  .btn{ padding:12px 17px; font-size:13.5px; }
  .hero-cta{ flex-direction:column; align-items:stretch; }
  .hero-cta .btn{ width:100%; }
}

/* ───────────────────────────── PRINT ───────────────────────────── */
@media print{
  .nav, .arch-fab, .arch, .cmd, .scroll-progress, .cursor-glow, .grain,
  .hero-canvas, .hero-mesh, .hero-grid, .hero-marquee, .portrait-ring, .portrait-orb{ display:none !important; }
  body{ background:#fff; color:#111; }
  .sec, .hero{ padding:18px 0; min-height:auto; page-break-inside:avoid; }
  .reveal{ opacity:1 !important; transform:none !important; }
  a[href^="http"]::after{ content:" (" attr(href) ")"; font-size:9pt; color:#555; }
}