@import url("https://fonts.googleapis.com/css2?family=Geo:ital@0;1&display=swap");

:root{
  /* === Fonts (global) === */
  --font-ui: "Geo", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* === TAMAÑO GLOBAL (sube todo) === */
  --fs-base: 22px;     /* prueba 18; si aún chico usa 19 o 20 */
  --lh-base: 1.35;

  /* ============================
     GECETRONIC · Industrial Cyan (SHELL BASE)
     - Solo CSS (SAFE): no toca JS ni layout
     - Mantiene nombres legacy (--bg/--card/--txt/--mut/--brd)
     ============================ */

  /* Fondos */
  --bg0:#0A0E14;
  --bg1:#12171F;
  --bg2:#1A2028;

  /* Texto */
  --ink:#E8ECF1;
  --muted:#7A8BA3;
  --muted2:#5A6B83;

  /* Acentos */
  --accent:#00D9FF;
  --accent2:#00B8D9;
  --accentDark:#0088A3;

  /* Estados */
  --ok:#00FF88;
  --warn:#FFB020;
  --danger:#FF3366;

  /* HUD grid */
  --gridA:rgba(0,217,255,.08);
  --gridB:rgba(0,217,255,.04);

  /* Metal panel */
  --metal: linear-gradient(135deg, #1E2835 0%, #141B26 50%, #0F1419 100%);
  --metalEdge: rgba(0,217,255,.25);
  --metalEdgeTop: rgba(0,217,255,.30);
  --shine: rgba(0,217,255,.12);

  /* Sombras */
  --shadow: 0 24px 70px rgba(0,0,0,.65);
  --shadow2: 0 14px 36px rgba(0,0,0,.50);
  --shadowInset: inset 0 2px 8px rgba(0,0,0,.40);

  /* Radios */
  --r4:4px;
  --r6:6px;
  --r8:8px;

  /* ============================
     Compat (variables legacy)
     ============================ */
  --bg: var(--bg0);
  --card: rgba(18,23,31,.78);
  --txt: var(--ink);
  --mut: var(--muted);
  --err: var(--danger);
  --brd: rgba(0,217,255,.18);
  --brd2: rgba(0,217,255,.32);
}

*{
  box-sizing:border-box;
  font-family: var(--font-ui);
  font-weight: 400;
}

html, body{
  margin:0;
  padding:0;
  min-height:100vh;

  font-size: var(--fs-base);
  line-height: var(--lh-base);

  color:var(--txt);
  background:
    repeating-linear-gradient(0deg, var(--gridA) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(90deg, var(--gridB) 0 1px, transparent 1px 22px),
    radial-gradient(1000px 800px at 20% 10%, rgba(0,217,255,.10), transparent 60%),
    radial-gradient(800px 600px at 85% 85%, rgba(0,184,217,.07), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  background-attachment: fixed;
}

/* ============================
   PANEL helper (para cards/headers)
   ============================ */
.panel{
  background: var(--metal);
  box-shadow: var(--shadow2), var(--shadowInset), 0 0 30px rgba(0,217,255,.08);
  border: 1px solid var(--metalEdge);
  border-top: 1px solid var(--metalEdgeTop);
  border-left: 1px solid rgba(0,217,255,.18);
  position:relative;
  overflow:hidden;
  transform: translateZ(0);
  border-radius: var(--r6);
}
.panel::before{
  content:"";
  position:absolute;
  inset:0;
  background: repeating-linear-gradient(
    90deg,
    rgba(0,217,255,.00) 0px,
    rgba(0,217,255,.02) 1px,
    rgba(0,217,255,.00) 2px,
    rgba(0,217,255,.00) 4px
  );
  pointer-events:none;
  opacity:.85;
  z-index:1;
}
.panel::after{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    145deg,
    rgba(0,217,255,.25),
    transparent 40%,
    transparent 60%,
    rgba(0,217,255,.15)
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events:none;
  z-index:2;
}
.panel > *{ position:relative; z-index:3; }

/* ============================
   Shell header
   ============================ */
.shell-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,217,255,.14);
  background: rgba(10,14,20,.70);
}
.shell-bar{
  max-width:980px;
  margin:0 auto;
  padding:14px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.shell-title{
  margin:0;
  font-size:30px;
  letter-spacing:.2px;
}
.shell-subtitle{
  font-size:30px; /* antes 12px */
  color: var(--mut);
  margin-top:2px;
}

/* Actions / Buttons */
.shell-actions{ display:flex; gap:10px; align-items:center; }
.shell-btn{
  padding:10px 12px;
  border-radius: var(--r4);
  border:1px solid var(--metalEdge);
  border-top:1px solid rgba(0,217,255,.35);
  background: var(--metal);
  color: var(--accent);
  cursor:pointer;
  font-weight:800;
  font-size:15px; /* para que no quede mini */
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
  letter-spacing:.06em;
  box-shadow: 0 8px 20px rgba(0,0,0,.40), var(--shadowInset), 0 0 15px rgba(0,217,255,.10);
  position:relative;
  overflow:hidden;
  transition: all .2s ease;
}
.shell-btn::before{
  content:"";
  position:absolute;
  inset:0;
  background: repeating-linear-gradient(90deg,
    rgba(0,217,255,.00) 0px,
    rgba(0,217,255,.03) 1px,
    rgba(0,217,255,.00) 2px
  );
  pointer-events:none;
}
.shell-btn:hover{
  transform: translateY(-1px);
  border-color: rgba(0,217,255,.50);
  box-shadow: 0 12px 30px rgba(0,0,0,.50), var(--shadowInset), 0 0 25px rgba(0,217,255,.25);
  text-shadow: 0 0 8px rgba(0,217,255,.55);
}
.shell-btn:active{
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(0,0,0,.40), inset 0 3px 10px rgba(0,0,0,.50);
}

/* Main */
.shell-main{
  max-width:980px;
  margin:0 auto;
  padding:16px 14px 40px;
}

/* Msg */
.shell-msg{
  margin:12px 0;
  font-size:20px; /* antes 12px */
  color: var(--mut);
  min-height:18px;
  font-weight:700;
}
.shell-msg.err{ color: var(--danger); }
.shell-msg.ok{ color: var(--ok); }

/* Card */
.shell-card{
  border-radius: var(--r6);
  padding:14px;
  background: var(--metal);
  border:1px solid var(--metalEdge);
  border-top:1px solid rgba(0,217,255,.30);
  box-shadow: var(--shadow2), var(--shadowInset), 0 0 24px rgba(0,217,255,.08);
  position:relative;
  overflow:hidden;
}
.shell-card::before{
  content:"";
  position:absolute;
  inset:0;
  background: repeating-linear-gradient(90deg,
    rgba(0,217,255,.00) 0px,
    rgba(0,217,255,.02) 1px,
    rgba(0,217,255,.00) 2px,
    rgba(0,217,255,.00) 4px
  );
  pointer-events:none;
  opacity:.85;
}
.shell-card > *{ position:relative; z-index:1; }

/* Code */
code, pre{
  font-family: var(--font-mono);
  font-size: 16px; /* antes 11px */
  color: rgba(232,236,255,.85);
}
pre{ margin:0; white-space:pre-wrap; word-break:break-word; }