/* ============================================
   IA TOOLS — GLOBAL CSS
   inteligenciaartificial.click
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

/* TOKENS */
:root {
  --bg:       #080c10;
  --surface:  #0f1419;
  --surface2: #161d26;
  --border:   rgba(255,255,255,0.07);
  --text:     #e8edf2;
  --muted:    #6b7885;
  --accent:   #00d4ff;
  --accent2:  #7c6bff;
  --accent3:  #00ff9d;
  --accent4:  #ff6b6b;
  --accent5:  #ffb86c;
  --radius:   16px;
  --nav-h:    64px;
}

/* RESET */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width:100%; display:block; }
a { color:inherit; }

/* GRID BG */
body::before {
  content:'';
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(0,212,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events:none;
  z-index:0;
}

/* ORBS */
.orb { position:fixed; border-radius:50%; filter:blur(120px); pointer-events:none; z-index:0; }
.orb-1 { width:600px;height:600px;background:rgba(0,212,255,0.05);top:-200px;left:-200px; }
.orb-2 { width:500px;height:500px;background:rgba(124,107,255,0.05);bottom:-100px;right:-100px; }

/* LAYOUT */
.wrapper { position:relative; z-index:1; max-width:1200px; margin:0 auto; padding:0 24px; }

/* NAV */
nav.site-nav {
  position:sticky; top:0; z-index:100;
  height:var(--nav-h);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  background:rgba(8,12,16,0.85);
}
.nav-inner {
  max-width:1200px; margin:0 auto; padding:0 24px;
  height:100%; display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.logo {
  font-family:'Syne',sans-serif; font-weight:800; font-size:1.15rem;
  letter-spacing:-0.02em; display:flex; align-items:center; gap:10px;
  text-decoration:none; color:var(--text); flex-shrink:0;
}
.logo-dot {
  width:8px; height:8px; background:var(--accent); border-radius:50%;
  box-shadow:0 0 12px var(--accent); flex-shrink:0;
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.8)} }

.nav-links { display:flex; align-items:center; gap:4px; }
.nav-links a {
  font-size:0.85rem; font-weight:400; color:var(--muted);
  text-decoration:none; padding:6px 12px; border-radius:8px; transition:all .2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color:var(--text); background:var(--surface2);
}

/* BREADCRUMB */
.breadcrumb { padding:20px 0 0; font-size:0.8rem; color:var(--muted); }
.breadcrumb a { color:var(--muted); text-decoration:none; }
.breadcrumb a:hover { color:var(--text); }
.breadcrumb span { margin:0 8px; }
.breadcrumb strong { color:var(--accent); font-weight:400; }

/* TYPOGRAPHY */
h1,h2,h3,h4 { font-family:'Syne',sans-serif; letter-spacing:-0.02em; line-height:1.15; }

.section-label {
  font-size:0.72rem; font-weight:500; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--muted); margin-bottom:32px;
  display:flex; align-items:center; gap:12px;
}
.section-label::after { content:''; flex:1; height:1px; background:var(--border); }

/* BADGE */
.hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.75rem; font-weight:500; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--accent); border:1px solid rgba(0,212,255,.2); background:rgba(0,212,255,.05);
  padding:6px 16px; border-radius:20px; margin-bottom:28px;
}
.hero-badge::before {
  content:''; width:6px; height:6px; background:var(--accent);
  border-radius:50%; box-shadow:0 0 8px var(--accent); display:inline-block;
}

/* GRADIENT TEXT */
.grad { background:linear-gradient(135deg,var(--accent),var(--accent2)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }

/* BUTTONS */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  font-family:'DM Sans',sans-serif; font-weight:500; font-size:0.88rem;
  padding:11px 24px; border-radius:10px; text-decoration:none;
  transition:all .2s; border:none; cursor:pointer; white-space:nowrap;
}
.btn-primary { background:var(--accent); color:#000; }
.btn-primary:hover { background:#33ddff; transform:translateY(-1px); box-shadow:0 8px 30px rgba(0,212,255,.25); }
.btn-ghost { background:transparent; color:var(--text); border:1px solid var(--border); }
.btn-ghost:hover { border-color:rgba(255,255,255,.15); background:var(--surface2); }

/* CARD */
.card {
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--radius); padding:28px;
}

/* TOOL CARDS */
.tools-grid {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:20px;
}
.tool-card {
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; text-decoration:none; color:inherit;
  display:flex; flex-direction:column; gap:16px;
  transition:all .25s; position:relative; overflow:hidden;
}
.tool-card::before {
  content:''; position:absolute; inset:0; opacity:0;
  transition:opacity .25s; border-radius:var(--radius);
}
.tool-card:hover { border-color:rgba(255,255,255,.12); transform:translateY(-2px); box-shadow:0 20px 60px rgba(0,0,0,.4); }
.tool-card:hover::before { opacity:1; }
.tool-card[data-cat="negocios"]::before    { background:radial-gradient(ellipse at top left,rgba(0,212,255,.06),transparent 70%); }
.tool-card[data-cat="finanzas"]::before    { background:radial-gradient(ellipse at top left,rgba(0,255,157,.06),transparent 70%); }
.tool-card[data-cat="datos"]::before       { background:radial-gradient(ellipse at top left,rgba(124,107,255,.06),transparent 70%); }
.tool-card[data-cat="fitness"]::before     { background:radial-gradient(ellipse at top left,rgba(255,107,107,.06),transparent 70%); }
.tool-card[data-cat="productividad"]::before { background:radial-gradient(ellipse at top left,rgba(255,184,108,.06),transparent 70%); }

.tool-card.disabled { opacity:.45; cursor:default; pointer-events:none; }
.tool-header { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; }
.tool-icon { width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0; }
.icon-negocios     { background:rgba(0,212,255,.1); }
.icon-finanzas     { background:rgba(0,255,157,.1); }
.icon-datos        { background:rgba(124,107,255,.1); }
.icon-fitness      { background:rgba(255,107,107,.1); }
.icon-productividad{ background:rgba(255,184,108,.1); }

.tool-badge { font-size:.65rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:6px;flex-shrink:0; }
.badge-live  { background:rgba(0,255,157,.1);color:var(--accent3);border:1px solid rgba(0,255,157,.2); }
.badge-soon  { background:rgba(255,255,255,.04);color:var(--muted);border:1px solid var(--border); }

.tool-name { font-family:'Syne',sans-serif;font-weight:700;font-size:1.05rem;margin-bottom:8px; }
.tool-desc { font-size:.86rem;color:var(--muted);line-height:1.65;flex:1; }
.tool-footer { display:flex;align-items:center;justify-content:space-between;padding-top:16px;border-top:1px solid var(--border); }
.tool-cat  { font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;font-weight:500; }
.cat-negocios     { color:var(--accent); }
.cat-finanzas     { color:var(--accent3); }
.cat-datos        { color:var(--accent2); }
.cat-fitness      { color:var(--accent4); }
.cat-productividad{ color:var(--accent5); }
.tool-arrow { width:32px;height:32px;border-radius:8px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .2s;font-size:.9rem; }
.tool-card:hover .tool-arrow { border-color:var(--accent);color:var(--accent);background:rgba(0,212,255,.08); }

/* FILTER BUTTONS */
.filter-bar { display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px; }
.filt {
  font-family:'DM Sans',sans-serif;font-size:.82rem;font-weight:500;
  padding:7px 16px;border-radius:8px;border:1px solid var(--border);
  background:var(--surface);color:var(--muted);cursor:pointer;transition:all .2s;
  display:inline-flex;align-items:center;gap:7px;
}
.filt:hover,.filt.on { border-color:var(--accent);color:var(--accent);background:rgba(0,212,255,.05); }
.filt-count { font-size:.68rem;background:var(--surface2);padding:2px 6px;border-radius:4px;color:var(--muted); }

/* STATS BAR */
.stats-bar {
  display:flex;justify-content:center;gap:48px;flex-wrap:wrap;
  padding:28px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  margin-bottom:72px;
}
.stat-num { font-family:'Syne',sans-serif;font-weight:700;font-size:2rem;line-height:1; }
.stat-lbl { font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-top:4px; }

/* FOOTER */
footer.site-footer {
  position:relative;z-index:1;border-top:1px solid var(--border);margin-top:80px;padding:48px 0 32px;
}
.footer-grid {
  max-width:1200px;margin:0 auto;padding:0 24px 40px;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;
}
.footer-brand p { font-size:.83rem;color:var(--muted);line-height:1.7;max-width:260px;margin-top:12px; }
.footer-brand .by { font-size:.78rem;color:var(--muted);margin-top:8px; }
.footer-brand .by a { color:var(--accent);text-decoration:none; }
.footer-col h3 {
  font-family:'Syne',sans-serif;font-size:.78rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;
}
.footer-col a { display:block;font-size:.83rem;color:var(--muted);text-decoration:none;margin-bottom:8px;transition:color .2s; }
.footer-col a:hover { color:var(--text); }
.footer-bottom {
  max-width:1200px;margin:0 auto;padding:24px 24px 0;
  border-top:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.footer-bottom span { font-size:.78rem;color:var(--muted); }

/* COOKIE BANNER */
#cookie-banner {
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  z-index:999;background:var(--surface2);border:1px solid var(--border);
  border-radius:14px;padding:16px 20px;
  display:none;align-items:center;gap:16px;
  max-width:580px;width:calc(100% - 48px);
  box-shadow:0 20px 60px rgba(0,0,0,.5);backdrop-filter:blur(20px);
}
#cookie-banner p { font-size:.82rem;color:var(--muted);flex:1;line-height:1.5; }
#cookie-banner p a { color:var(--accent);text-decoration:none; }
.ck-btns { display:flex;gap:8px;flex-shrink:0; }
.ck-ok  { font-size:.8rem;font-weight:600;padding:8px 16px;border-radius:8px;background:var(--accent);color:#000;border:none;cursor:pointer; }
.ck-no  { font-size:.8rem;padding:8px 16px;border-radius:8px;background:transparent;color:var(--muted);border:1px solid var(--border);cursor:pointer; }

/* PROSE (legal pages) */
.prose { max-width:760px; }
.prose h2 { font-size:1.05rem;font-weight:700;color:var(--accent);margin-bottom:10px; }
.prose p, .prose li { font-size:.9rem;color:var(--muted);line-height:1.8; }
.prose ul { list-style:none;display:flex;flex-direction:column;gap:6px; }
.prose section { padding-bottom:32px;border-bottom:1px solid var(--border);margin-bottom:32px; }
.prose section:last-child { border-bottom:none; }

/* ANIMATIONS */
@keyframes fadeUp { from{opacity:0;transform:translateY(18px)} to{opacity:1;transform:translateY(0)} }
.fu  { animation:fadeUp .5s ease both; }
.d1  { animation-delay:.08s; }
.d2  { animation-delay:.16s; }
.d3  { animation-delay:.24s; }

/* RESPONSIVE */
@media(max-width:900px) {
  .footer-grid { grid-template-columns:1fr 1fr;gap:32px; }
  .footer-brand { grid-column:1/-1; }
}
@media(max-width:640px) {
  .stats-bar { gap:24px; }
  .tools-grid { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; }
  #cookie-banner { flex-direction:column;align-items:flex-start; }
  .ck-btns { width:100%; }
  .ck-ok,.ck-no { flex:1;text-align:center; }
  .nav-links a { font-size:.78rem;padding:5px 8px; }
}