/* ============================================================
   OPPTIMA LIBRARY — Sistema de diseño compartido
   Tokens y tipografía alineados con guide-memory-claude-code.html
   ============================================================ */

:root {
  /* Marca */
  --blue:      #1444F4;
  --blue-700:  #0A1F6E;
  --navy:      #0C163A;
  --dark:      #000912;
  --beige:     #E8E5DC;

  /* Superficies */
  --offwhite:  #F7F6F2;
  --light-bg:  #EEF0F8;
  --card:      #FFFFFF;
  --border:    #D1D5E8;

  /* Texto */
  --text:      #0C163A;
  --text-soft: #4B5B7A;
  --muted:     #6B7FA8;

  /* Acentos por tipo de contenido */
  --green:     #059669;

  /* Sombras */
  --shadow-sm: 0 1px 6px rgba(12,22,58,0.05);
  --shadow-md: 0 2px 14px rgba(12,22,58,0.07);
  --shadow-lg: 0 18px 50px rgba(12,22,58,0.16);
  --shadow-blue: 0 14px 40px rgba(20,68,244,0.16);

  --maxw: 1100px;
  --radius: 16px;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  background: var(--offwhite);
  color: var(--text);
  font-family: 'Barlow', system-ui, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display:block; max-width:100%; }
button { font-family: inherit; cursor: pointer; }
::selection { background: rgba(20,68,244,0.18); }

/* ── UTIL ── */
.container { max-width: var(--maxw); margin:0 auto; padding:0 28px; }
.mono {
  font-family: 'DM Mono', ui-monospace, monospace;
  letter-spacing: 0.04em;
}

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  position: sticky; top:0; z-index:100;
  background: rgba(247,246,242,0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: var(--maxw); margin:0 auto;
  padding: 0 28px; height: 76px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand { display:flex; align-items:center; gap:10px; }
.brand-mark { width:44px; height:44px; flex-shrink:0; }
.brand-name {
  font-weight:900; font-size:21px; line-height:1;
  letter-spacing:0.02em; color:var(--navy);
}
.brand-sep { width:1px; height:26px; background:var(--border); }
.brand-tag {
  font-family:'DM Mono', monospace; font-size:12px;
  letter-spacing:0.14em; text-transform:uppercase; color:var(--blue);
}
.topbar-nav { display:flex; align-items:center; gap:10px; }
.topbar-link {
  font-family:'DM Mono', monospace; font-size:12px;
  letter-spacing:0.06em; color:var(--muted);
  padding:8px 14px; border-radius:100px;
  border:1px solid transparent;
  transition: color .2s, border-color .2s, background .2s, transform .2s, box-shadow .2s;
}
/* opptima.ai — botón secundario "ir al sitio principal" */
.topbar-link:not(.is-cta) {
  display:inline-flex; align-items:center; gap:7px;
  color:var(--navy); font-weight:700;
  background:#fff; border:1.5px solid var(--navy);
  box-shadow:0 2px 8px rgba(12,22,58,0.12);
}
.topbar-link:not(.is-cta) svg { width:14px; height:14px; }
.topbar-link:not(.is-cta):hover {
  color:#fff; border-color:var(--navy); background:var(--navy);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(12,22,58,0.28);
}
.topbar-link.is-cta {
  color:#fff; border-color:var(--blue);
  background:var(--blue); font-weight:600;
  padding:9px 18px; letter-spacing:0.04em;
  box-shadow:0 6px 18px rgba(20,68,244,0.35);
  transition: transform .2s, box-shadow .2s, background .2s;
  animation: ctaGlow 2.8s ease-in-out infinite;
}
.topbar-link.is-cta:hover {
  background:var(--blue); color:#fff; border-color:var(--blue);
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(20,68,244,0.55);
}
@keyframes ctaGlow {
  0%,100% { box-shadow:0 6px 18px rgba(20,68,244,0.32); }
  50%     { box-shadow:0 8px 28px rgba(20,68,244,0.62); }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position:relative; overflow:hidden;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-700) 52%, var(--blue) 100%);
  padding: 76px 28px 130px;
}
.hero::before {
  content:''; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(ellipse 80% 90% at 30% 0%, #000 40%, transparent 100%);
          mask-image: radial-gradient(ellipse 80% 90% at 30% 0%, #000 40%, transparent 100%);
}
.hero::after {
  content:''; position:absolute;
  width:460px; height:460px; right:-90px; top:-120px;
  background: radial-gradient(circle, rgba(99,160,255,0.35) 0%, transparent 70%);
  filter: blur(20px);
}
.hero-inner {
  position:relative; z-index:1;
  max-width: var(--maxw); margin:0 auto;
  display:grid; grid-template-columns: 1fr auto; gap:48px; align-items:center;
}
.hero-badge {
  display:inline-flex; align-items:center; gap:9px;
  background:rgba(255,255,255,0.10); border:1px solid rgba(255,255,255,0.22);
  border-radius:100px; padding:7px 16px 7px 14px; margin-bottom:22px;
  font-family:'DM Mono', monospace; font-size:11px;
  letter-spacing:0.12em; text-transform:uppercase; color:rgba(255,255,255,0.88);
}
.hero-badge::before {
  content:''; width:6px; height:6px; border-radius:50%;
  background:#60efb0; box-shadow:0 0 8px #60efb0;
  animation: blink 2.4s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:.25;} }

.hero h1 {
  font-family:'Fraunces', Georgia, serif;
  font-size: clamp(56px, 9vw, 104px);
  font-weight:900; line-height:0.95; letter-spacing:-0.03em;
  color:#fff; margin-bottom:18px;
}
.hero h1 .dot { color:#93c5fd; }
.hero-sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color:rgba(255,255,255,0.72); line-height:1.7; max-width:480px;
}
.hero-neo {
  width: clamp(190px, 22vw, 290px);
  height: auto;
  aspect-ratio: 314 / 390;
  object-fit: contain;
  filter: drop-shadow(0 26px 50px rgba(0,0,0,0.45));
  animation: float 5.5s ease-in-out infinite;
}
@keyframes float {
  0%,100%{ transform: translateY(0) rotate(-2deg); }
  50%{ transform: translateY(-16px) rotate(2deg); }
}

/* ============================================================
   TOOLBAR  (buscador + filtros, flota sobre el hero)
   ============================================================ */
/* va dentro de .container, por eso no lleva max-width propio */
.toolbar {
  position:relative; z-index:5;
  margin-top: -84px;
  padding: 26px 28px 22px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
}
.toolbar-row { display:flex; gap:14px; flex-wrap:wrap; align-items:center; }

.search {
  position:relative; flex:1; min-width:240px;
}
.search svg {
  position:absolute; left:18px; top:50%; transform:translateY(-50%);
  width:18px; height:18px; color:var(--muted); pointer-events:none;
}
.search input {
  width:100%; height:52px;
  padding:0 44px 0 48px;
  font-family:'Barlow', sans-serif; font-size:15px; color:var(--text);
  background: var(--light-bg);
  border:1.5px solid transparent; border-radius:13px;
  transition: border-color .2s, background .2s;
}
.search input::placeholder { color:var(--muted); }
.search input:focus {
  outline:none; background:var(--card);
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(20,68,244,0.10);
}
.search-clear {
  position:absolute; right:12px; top:50%; transform:translateY(-50%);
  width:26px; height:26px; border-radius:50%; border:none;
  background:var(--border); color:var(--navy);
  font-size:14px; line-height:1; display:none;
  align-items:center; justify-content:center;
}
.search-clear:hover { background:var(--muted); color:#fff; }
.search.has-value .search-clear { display:flex; }

/* Filtros por tipo */
.type-filters { display:flex; gap:8px; flex-wrap:wrap; }
.type-btn {
  display:inline-flex; align-items:center; gap:8px;
  height:52px; padding:0 18px;
  font-size:14px; font-weight:700; color:var(--text-soft);
  background:var(--light-bg); border:1.5px solid transparent;
  border-radius:13px; transition: all .18s;
}
.type-btn:hover { color:var(--navy); border-color:var(--border); }
.type-btn .count {
  font-family:'DM Mono', monospace; font-size:11px; font-weight:400;
  color:var(--muted);
  background:var(--card); border-radius:100px; padding:2px 8px;
  transition: all .18s;
}
.type-btn[aria-pressed="true"] {
  color:#fff; background:var(--blue); border-color:var(--blue);
  box-shadow: var(--shadow-blue);
}
.type-btn[aria-pressed="true"] .count {
  background:rgba(255,255,255,0.20); color:#fff;
}

/* Chips de etiquetas */
.tag-filters {
  display:flex; gap:8px; flex-wrap:wrap; align-items:center;
  margin-top:18px; padding-top:18px; border-top:1px solid var(--light-bg);
}
.tag-filters-label {
  font-family:'DM Mono', monospace; font-size:11px;
  letter-spacing:0.1em; text-transform:uppercase; color:var(--muted);
  margin-right:4px;
}
.tag-chip {
  font-size:13px; font-weight:600; color:var(--text-soft);
  background:var(--light-bg); border:1px solid transparent;
  border-radius:100px; padding:6px 14px; transition: all .16s;
}
.tag-chip:hover { border-color:var(--border); color:var(--navy); }
.tag-chip[aria-pressed="true"] {
  color:var(--blue); background:rgba(20,68,244,0.08);
  border-color:rgba(20,68,244,0.30);
}
.tag-reset {
  font-family:'DM Mono', monospace; font-size:11px; color:var(--muted);
  background:none; border:none; text-decoration:underline;
  text-underline-offset:3px; margin-left:2px;
}
.tag-reset:hover { color:var(--blue); }

/* ============================================================
   RESULTADOS
   ============================================================ */
.results {
  max-width: var(--maxw); margin:0 auto; padding: 40px 28px 90px;
}
.results-meta {
  display:flex; align-items:baseline; gap:10px; margin-bottom:20px;
}
.results-count {
  font-family:'Fraunces', serif; font-weight:900;
  font-size:20px; color:var(--navy);
}
.results-sub {
  font-family:'DM Mono', monospace; font-size:12px; color:var(--muted);
}

.library-list { display:flex; flex-direction:column; gap:14px; }

/* Tarjeta de recurso */
.item-card {
  display:flex; align-items:stretch; gap:20px;
  background:var(--card); border:1px solid var(--border);
  border-radius: var(--radius); padding:22px 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color .2s, transform .2s, box-shadow .2s;
  animation: cardIn .4s ease both;
}
@keyframes cardIn { from { opacity:0; transform:translateY(10px);} to { opacity:1; transform:translateY(0);} }
.item-card:hover {
  border-color: var(--blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-blue);
}
.item-card:focus-visible {
  outline:2px solid var(--blue); outline-offset:2px;
}

.item-icon {
  width:54px; height:54px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  font-size:26px; border-radius:14px;
}
/* tintes por tipo */
.item-card[data-type="guide"]   .item-icon { background:rgba(20,68,244,0.09); }
.item-card[data-type="repo"]    .item-icon { background:rgba(12,22,58,0.08); }
.item-card[data-type="project"] .item-icon { background:rgba(5,150,105,0.10); }

.item-body { flex:1; min-width:0; }
.item-top {
  display:flex; align-items:center; gap:10px; margin-bottom:7px;
}
.item-type {
  font-family:'DM Mono', monospace; font-size:10px;
  letter-spacing:0.1em; text-transform:uppercase;
  padding:3px 9px; border-radius:100px; font-weight:500;
}
.item-card[data-type="guide"]   .item-type { color:var(--blue);  background:rgba(20,68,244,0.09); }
.item-card[data-type="repo"]    .item-type { color:var(--navy);  background:rgba(12,22,58,0.08); }
.item-card[data-type="project"] .item-type { color:var(--green); background:rgba(5,150,105,0.10); }
.item-date {
  font-family:'DM Mono', monospace; font-size:11px; color:var(--muted);
}
.item-title {
  font-size:18px; font-weight:800; color:var(--navy);
  line-height:1.3; margin-bottom:5px;
}
.item-card:hover .item-title { color:var(--blue); }
.item-excerpt {
  font-size:14px; color:var(--muted); line-height:1.6;
  margin-bottom:12px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.item-tags { display:flex; gap:7px; flex-wrap:wrap; }
.item-tag {
  font-size:12px; font-weight:600; color:var(--text-soft);
  background:var(--light-bg); border-radius:100px; padding:4px 11px;
}
.item-tag mark { background:rgba(20,68,244,0.20); color:inherit; border-radius:3px; }

.item-arrow {
  flex-shrink:0; align-self:center;
  width:38px; height:38px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:var(--light-bg); color:var(--navy);
  font-size:16px; transition: all .2s;
}
.item-card:hover .item-arrow {
  background:var(--blue); color:#fff; transform:translateX(3px);
}

/* resaltado de búsqueda */
.item-body mark {
  background:rgba(20,68,244,0.18); color:inherit; border-radius:3px;
  padding:0 2px;
}

/* Estado vacío */
.empty-state {
  display:none; flex-direction:column; align-items:center;
  text-align:center; padding:50px 20px;
}
.empty-state img { width:150px; margin-bottom:20px; opacity:.92; }
.empty-state h3 {
  font-family:'Fraunces', serif; font-size:24px; color:var(--navy); margin-bottom:8px;
}
.empty-state p { color:var(--muted); font-size:14px; max-width:360px; line-height:1.6; }
.empty-state button {
  margin-top:18px; font-family:'DM Mono', monospace; font-size:12px;
  color:var(--blue); background:rgba(20,68,244,0.07);
  border:1px solid rgba(20,68,244,0.25); border-radius:10px; padding:9px 18px;
}
.empty-state button:hover { background:rgba(20,68,244,0.14); }
.is-empty .library-list { display:none; }
.is-empty .empty-state { display:flex; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy); color:#fff; padding:46px 0 38px;
}
.footer-inner {
  max-width:var(--maxw); margin:0 auto; padding:0 28px;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:20px;
}
.footer-brand { display:flex; align-items:center; gap:10px; }
.footer-brand img { width:44px; height:44px; }
.footer-name { font-weight:900; font-size:21px; line-height:1; letter-spacing:0.02em; }
.footer-links { display:flex; gap:22px; flex-wrap:wrap; }
.footer-links a {
  font-family:'DM Mono', monospace; font-size:12px;
  color:rgba(255,255,255,0.6); transition:color .2s;
}
.footer-links a:hover { color:#93c5fd; }
.footer-copy {
  font-family:'DM Mono', monospace; font-size:11px;
  color:rgba(255,255,255,0.4); width:100%; padding-top:8px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .hero { padding:54px 24px 120px; }
  .hero-inner { grid-template-columns:1fr; gap:30px; }
  .hero-neo { width:170px; justify-self:center; }
  .hero h1 { font-size:clamp(48px,16vw,72px); }
  .toolbar-row { flex-direction:column; align-items:stretch; }
  .search { min-width:0; }
  .type-filters { display:grid; grid-template-columns:1fr 1fr; }
  .type-btn { justify-content:center; }
}
@media (max-width: 560px) {
  .container, .topbar-inner { padding:0 18px; }
  .brand-tag { display:none; }
  .topbar-link:not(.is-cta) { display:none; }
  .item-card { flex-direction:column; gap:14px; padding:20px; }
  .item-arrow { align-self:flex-start; }
  .toolbar { margin-top:-70px; padding:20px; border-radius:18px; }
  .footer-inner { flex-direction:column; align-items:flex-start; }
}

/* ============================================================
   CONECTA — redes sociales + contacto directo
   ============================================================ */
.connect {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 64px 0 72px;
}
.connect-head { margin-bottom: 34px; }
.connect-label {
  font-family:'DM Mono', monospace; font-size:12px;
  letter-spacing:0.14em; text-transform:uppercase; color:var(--blue);
}
.connect-title {
  font-family:'Fraunces', Georgia, serif; font-weight:900;
  font-size:clamp(26px,3.6vw,40px); color:var(--navy);
  letter-spacing:-0.02em; margin-top:6px;
}
.connect-grid {
  display:grid; grid-template-columns:1fr 1fr auto; gap:30px 48px;
  align-items:start;
}
.connect-col-title {
  font-size:13px; font-weight:800; color:var(--navy);
  text-transform:uppercase; letter-spacing:0.05em; margin-bottom:14px;
}
.social-row { display:flex; gap:10px; flex-wrap:wrap; }
.social-btn {
  width:44px; height:44px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  background:var(--light-bg); border:1px solid var(--border);
  color:var(--navy); transition: transform .18s, background .18s, border-color .18s, box-shadow .18s, color .18s;
}
.social-btn svg { width:20px; height:20px; }
.social-btn:hover {
  background:var(--blue); border-color:var(--blue); color:#fff;
  transform:translateY(-3px);
  box-shadow:0 8px 20px rgba(20,68,244,0.32);
}
.connect-contact { display:flex; flex-direction:column; gap:10px; }
.contact-line {
  display:flex; align-items:center; gap:10px;
  font-size:14px; font-weight:600; color:var(--text-soft);
  background:var(--light-bg); border:1px solid var(--border);
  padding:11px 16px; border-radius:12px;
  transition: border-color .18s, background .18s, color .18s;
  white-space:nowrap;
}
.contact-line svg { width:18px; height:18px; flex-shrink:0; color:var(--blue); }
.contact-line:hover {
  border-color:var(--blue); color:var(--navy);
  background:rgba(20,68,244,0.05);
}
@media (max-width: 760px) {
  .connect-grid { grid-template-columns:1fr; gap:26px; }
  .contact-line { white-space:normal; }
}

/* ============================================================
   MODAL DE AGENDA — booking embed lazy-loaded
   ============================================================ */
.opptima-modal{position:fixed;inset:0;z-index:99998;display:none;
  align-items:flex-start;justify-content:center;padding:40px 20px;overflow-y:auto;}
.opptima-modal[aria-hidden="false"]{display:flex;animation:opptimaFadeIn .2s ease-out;}
@keyframes opptimaFadeIn{from{opacity:0;}to{opacity:1;}}
.opptima-modal-backdrop{position:fixed;inset:0;background:rgba(12,22,58,.72);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);}
.opptima-modal-card{position:relative;width:100%;max-width:920px;
  background:var(--card);border-radius:18px;overflow:hidden;
  box-shadow:0 30px 90px rgba(0,0,0,.5);
  animation:opptimaModalIn .28s cubic-bezier(.2,.8,.2,1);}
@keyframes opptimaModalIn{from{transform:translateY(24px);opacity:0;}
  to{transform:translateY(0);opacity:1;}}
.opptima-modal-head{display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;background:var(--offwhite);border-bottom:1px solid var(--border);}
.opptima-modal-title{font-family:'Fraunces',Georgia,serif;font-weight:900;
  font-size:17px;color:var(--navy);letter-spacing:-.01em;}
.opptima-modal-close{background:transparent;border:none;font-size:30px;line-height:1;
  color:var(--muted);cursor:pointer;padding:2px 8px;border-radius:8px;
  transition:color .15s,background .15s;}
.opptima-modal-close:hover{color:var(--navy);background:rgba(12,22,58,.07);}
.opptima-modal-body{position:relative;min-height:720px;background:#fff;}
.opptima-modal-body iframe{display:block;width:100%;min-height:720px;border:0;}
body.opptima-modal-open{overflow:hidden;}
@media(max-width:560px){
  .opptima-modal{padding:0;align-items:stretch;}
  .opptima-modal-card{max-width:100%;border-radius:0;min-height:100vh;}
  .opptima-modal-body,.opptima-modal-body iframe{min-height:calc(100vh - 54px);}
}

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