/* styles.css — Grep-it (Un Fantasma en el Sistema, MIT) */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0e13;--panel:#111722;--panel2:#18202e;--border:#253043;--text:#e7ebf3;--muted:#8d98ad;
  --accent:#4ade80;--accent-ink:#052010;--accent2:#38bdf8;--link:#38bdf8;
  --code:#05080d;--codetext:#4ade80;--shadow:0 12px 30px rgba(0,0,0,.4);
}
[data-theme="light"]{
  --bg:#f2f5f9;--panel:#fff;--panel2:#f5f8fb;--border:#dde3ec;--text:#141b26;--muted:#5a6578;
  --accent:#15803d;--accent-ink:#fff;--accent2:#0369a1;--link:#0369a1;
  --code:#0d1420;--codetext:#4ade80;--shadow:0 8px 22px rgba(20,30,50,.07);
}
html{background:var(--bg)}
body{font-family:'DM Sans','Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;flex-direction:column;line-height:1.55}
a{color:var(--link)}
code{font-family:'JetBrains Mono',Consolas,monospace;font-size:.9em}

header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--panel) 90%,transparent);position:sticky;top:0;z-index:10;backdrop-filter:blur(8px)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.logo img{width:38px;height:38px;border-radius:50%;transition:transform .25s}
.logo:hover img{transform:rotate(-8deg) scale(1.06)}
.logo span{font-family:'Syne',sans-serif;font-weight:800;font-size:20px}
.logo b{color:var(--accent)}
.hdr-right{display:flex;align-items:center;gap:8px}
.site-link{color:var(--muted);text-decoration:none;font-size:13px;margin-right:6px}
.site-link:hover{color:var(--text)}
.hdr-btn{background:var(--panel2);border:1px solid var(--border);color:var(--text);border-radius:8px;height:34px;min-width:38px;padding:0 10px;cursor:pointer;font-weight:700;font-size:13px;font-family:inherit}
.hdr-btn:hover{border-color:var(--accent)}

main{flex:1;width:100%;max-width:1000px;margin:0 auto;padding:24px 18px 40px}
.intro{max-width:760px;margin-bottom:16px}
h1{font-family:'Syne',sans-serif;font-size:29px;line-height:1.15;margin-bottom:8px}
h2{font-family:'Syne',sans-serif;font-size:17px;margin:20px 0 10px}
.card h2:first-child{margin-top:0}
.lead{color:var(--muted);font-size:16px}
.lead code,.note code{background:var(--panel2);border:1px solid var(--border);border-radius:5px;padding:1px 5px;color:var(--text)}

.cmd-bar{display:flex;gap:10px;align-items:stretch;margin-bottom:18px;position:sticky;top:62px;z-index:5}
.cmd{flex:1;min-width:0;background:var(--code);border:1px solid var(--border);border-radius:10px;padding:14px 16px;font-family:'JetBrains Mono',Consolas,monospace;font-size:14.5px;color:var(--codetext);overflow-x:auto;white-space:pre;display:flex;align-items:center;box-shadow:var(--shadow)}
.cmd .ph{color:var(--muted);font-style:italic}
.btn{background:var(--accent);color:var(--accent-ink);border:0;border-radius:10px;padding:0 20px;font-weight:700;font-size:14.5px;cursor:pointer;font-family:inherit;white-space:nowrap;transition:filter .15s}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.45;cursor:default;filter:none}

.layout{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:var(--shadow)}
.field{display:block;margin-bottom:10px}
.field span{display:block;font-size:13.5px;color:var(--muted);margin-bottom:4px}
.field input,.ctx input{width:100%;background:var(--code);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:9px 11px;font-family:'JetBrains Mono',Consolas,monospace;font-size:14px}
.field input:focus,.ctx input:focus{outline:2px solid var(--accent);outline-offset:1px}
.note{font-size:13px;color:var(--muted);margin:2px 0 4px}

.opts{display:grid;gap:8px}
.opt{display:flex;align-items:center;gap:9px;font-size:14px;cursor:pointer}
.opt input{width:17px;height:17px;flex-shrink:0;accent-color:var(--accent)}
.opt code{background:var(--panel2);border:1px solid var(--border);border-radius:4px;padding:0 5px;color:var(--accent2)}
.radios{display:grid;gap:8px}
.radio{display:flex;align-items:center;gap:9px;font-size:14px;cursor:pointer}
.radio input{width:17px;height:17px;accent-color:var(--accent)}
.radio code{background:var(--panel2);border:1px solid var(--border);border-radius:4px;padding:0 5px;color:var(--accent2)}
.ctx{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.ctx label span{display:block;font-size:12.5px;color:var(--muted);margin-bottom:4px}

.cheat{margin-top:16px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:flex;flex-direction:column;gap:2px;align-items:flex-start;background:var(--panel2);border:1px solid var(--border);border-radius:9px;padding:7px 11px;cursor:pointer;font-family:inherit;text-align:left;transition:border-color .15s}
.chip:hover{border-color:var(--accent)}
.chip code{color:var(--accent2);font-size:13.5px}
.chip small{color:var(--muted);font-size:11.5px}
.examples{display:grid;gap:8px}
.example{background:var(--panel2);border:1px solid var(--border);border-radius:9px;padding:10px 14px;cursor:pointer;font-family:inherit;font-size:14px;color:var(--text);text-align:left;transition:border-color .15s}
.example:hover{border-color:var(--accent)}

.site-footer{border-top:1px solid var(--border);padding:18px 24px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;background:var(--panel)}
.footer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.footer-brand span{display:flex;flex-direction:column;line-height:1.2;font-size:14px}
.footer-brand small{font-size:12px;color:var(--muted)}
.footer-links{display:flex;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--text)}

@media (max-width:760px){
  header{padding:10px 14px}
  .site-link{display:none}
  main{padding:16px 12px 30px}
  h1{font-size:24px}
  .layout{grid-template-columns:1fr}
  .cmd-bar{position:static}
  .card{padding:18px 16px}
}