/* =========================================================
   SDG Pública — styles.css (COMPLETO + MEJORADO)
   Incluye:
   - Menú responsive + accesibilidad
   - Slider/Carrusel
   - Portafolio en CARDS con miniatura + favicon
   - Fix: evita conflicto de .dot (chips) vs badge (badge-dot)
   ========================================================= */

:root{
  --bg:#0b1220;
  --bg-2:#0f172a;

  --brand:#2dd4bf;
  --brand-2:#22c55e;

  --txt:#e5e7eb;
  --muted:#94a3b8;

  --card:#111827;
  --card-b:#1f2937;

  --shadow:0 10px 30px rgba(0,0,0,.35);

  --max:1100px;
  --radius:18px;

  --line:#1f2937;
  --line2:#22324a;

  --focus: 0 0 0 3px rgba(45,212,191,.35);
}

*{box-sizing:border-box}

html,body{
  margin:0;
  padding:0;
  background:linear-gradient(180deg,var(--bg),var(--bg-2));
  color:var(--txt);
  font:400 16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu;
  scroll-behavior:smooth;
}

a{color:inherit;text-decoration:none}

img{max-width:100%;height:auto}

.container{
  max-width:var(--max);
  margin:auto;
  padding:0 20px;
}

.muted{color:var(--muted)}
.small{font-size:14px}
.brand-color{color:var(--brand)}

/* =========================================================
   Accesibilidad
   ========================================================= */
.skip-link{
  position:absolute;
  left:-999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip-link:focus{
  left:16px;
  top:16px;
  width:auto;
  height:auto;
  overflow:visible;
  background:#0b1827;
  border:1px solid #16314a;
  border-radius:12px;
  padding:10px 12px;
  box-shadow:var(--shadow);
}

:focus-visible{
  outline:none;
  box-shadow:var(--focus);
  border-radius:12px;
}

@media (prefers-reduced-motion: reduce){
  html,body{scroll-behavior:auto}
  .slides{transition:none !important}
  .btn, .arrow{transition:none !important}
}

/* =========================================================
   Botones
   ========================================================= */
.btn{
  display:inline-flex;
  gap:10px;
  align-items:center;
  justify-content:center;
  padding:12px 18px;
  border-radius:12px;
  font-weight:700;
  transition:.2s;
  white-space:nowrap;
  user-select:none;
}

.btn-primary{
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  color:#051014;
}
.btn-primary:hover{
  transform:translateY(-1px);
  filter:saturate(1.1);
}
.btn-primary:active{
  transform:translateY(0);
}

.btn-ghost{
  border:1px solid #334155;
  border-radius:12px;
  padding:11px 17px;
  background:transparent;
}
.btn-ghost:hover{
  background:rgba(148,163,184,.06);
}

/* =========================================================
   Header / Nav
   ========================================================= */
header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(140%) blur(6px);
  background:rgba(15,23,42,.62);
  border-bottom:1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
  gap:14px;
}

.brand{
  display:flex;
  gap:12px;
  align-items:center;
  font-weight:900;
  letter-spacing:.3px;
}

.brand-badge{
  width:36px;
  height:36px;
  border-radius:10px;
  background:conic-gradient(from 180deg at 50% 50%,var(--brand),var(--brand-2));
  box-shadow:var(--shadow);
}

.menu{
  display:flex;
  align-items:center;
  gap:16px;
}

.menu a{opacity:.9}
.menu a:hover{opacity:1}
.menu .cta{margin-left:6px}

/* Botón hamburguesa */
.menu-toggle{
  display:none;
  border:1px solid #334155;
  background:rgba(12,20,36,.35);
  color:var(--txt);
  border-radius:12px;
  padding:10px 12px;
  cursor:pointer;
}
.menu-toggle span{
  display:block;
  width:18px;
  height:2px;
  background:#cbd5e1;
  margin:4px 0;
  border-radius:2px;
}

/* Mobile nav */
@media (max-width:860px){
  .menu-toggle{display:inline-block}

  nav.menu{
    position:absolute;
    left:0;
    right:0;
    top:64px;
    background:rgba(11,18,32,.96);
    border-bottom:1px solid var(--line);
    display:none;
    padding:14px 20px;
    flex-direction:column;
    align-items:stretch;
  }

  nav.menu a{
    padding:10px 12px;
    border-radius:12px;
  }
  nav.menu a:hover{
    background:rgba(148,163,184,.06);
  }

  nav.menu .cta{margin-left:0}
  nav.menu.open{display:flex}
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  padding:86px 0 44px;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(45,212,191,.15), transparent 60%),
    radial-gradient(900px 400px at 90% 0%, rgba(34,197,94,.12), transparent 55%);
}

.hero h1{
  font-size:clamp(28px,5vw,50px);
  line-height:1.12;
  margin:0 0 14px;
}

.hero p{
  max-width:920px;
  color:var(--muted);
  margin:0 0 24px;
}

.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

/* Pill */
.pill{
  display:inline-flex;
  gap:8px;
  align-items:center;
  background:#0b1827;
  border:1px solid #16314a;
  color:#a5f3fc;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;
}

/* =========================================================
   Secciones / Grid / Cards
   ========================================================= */
section{padding:52px 0}
.section-title{margin:0 0 16px}

.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.grid-3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.grid-3{grid-template-columns:1fr}}

.card{
  background:linear-gradient(180deg,var(--card),var(--card-b));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
}

.card h3{margin:0 0 6px;font-size:20px}
.card p{margin:8px 0 0;color:var(--muted)}

/* KPIs */
.kpis{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:28px;
}
@media (max-width:800px){
  .kpis{grid-template-columns:repeat(2,1fr)}
}
.kpi{
  background:#0c1424;
  border:1px solid var(--line2);
  border-radius:14px;
  padding:16px;
  text-align:center;
}
.kpi b{font-size:22px;display:block}

/* Lists */
.list{
  display:grid;
  gap:10px;
  margin-top:10px;
  padding-left:0;
  list-style:none;
}
.list li{
  background:#0c1628;
  border:1px solid #1f2d44;
  border-radius:12px;
  padding:10px 12px;
}

/* Tag */
.tag{
  font-size:12px;
  background:#0d2230;
  border:1px solid #1c394f;
  border-radius:8px;
  padding:4px 8px;
  margin-right:6px;
}

/* =========================================================
   Slider / Carrusel
   ========================================================= */
.slider{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(180deg,var(--card),var(--card-b));
  box-shadow:var(--shadow);
}

.slider-topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  background:rgba(11,18,32,.35);
}
.slider-topbar .muted{font-size:13px}

.pause{
  border:1px solid #334155;
  background:transparent;
  color:var(--txt);
  padding:8px 10px;
  border-radius:12px;
  cursor:pointer;
}
.pause:hover{background:rgba(148,163,184,.06)}

.slides{
  display:flex;
  transition:transform .45s ease;
  will-change:transform;
  touch-action:pan-y;
}

.slide{
  min-width:100%;
  padding:26px;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:18px;
  align-items:center;
}
@media (max-width:860px){
  .slide{grid-template-columns:1fr}
}

.slide h3{margin:0 0 8px;font-size:22px}
.slide p{margin:0 0 14px;color:var(--muted)}

.chips{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin:12px 0 16px;
}
.chip{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid #16314a;
  background:#0b1827;
  color:#a5f3fc;
  display:inline-flex;
  gap:8px;
  align-items:center;
  white-space:nowrap;
}

/* ✅ dot SOLO para chips */
.dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(45,212,191,.12);
}

.slide-cta{display:flex;gap:10px;flex-wrap:wrap}

.preview{
  border-radius:16px;
  border:1px solid #1f2d44;
  background:
    radial-gradient(700px 260px at 20% 10%, rgba(45,212,191,.14), transparent 55%),
    radial-gradient(520px 240px at 90% 30%, rgba(34,197,94,.12), transparent 60%),
    #0c1424;
  padding:18px;
  min-height:170px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}
.preview b{font-size:14px}
.preview small{color:var(--muted)}
.preview .link{
  display:inline-flex;
  gap:8px;
  align-items:center;
  margin-top:10px;
  opacity:.95;
}
.preview .link:hover{opacity:1}

.arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  border:1px solid #334155;
  background:rgba(12,20,36,.45);
  color:var(--txt);
  width:44px;
  height:44px;
  border-radius:14px;
  cursor:pointer;
  display:grid;
  place-items:center;
  transition:.2s;
}
.arrow:hover{filter:saturate(1.1);transform:translateY(-50%) scale(1.02)}
.arrow:active{transform:translateY(-50%) scale(.98)}
.arrow.prev{left:14px}
.arrow.next{right:14px}

.slider-nav{
  position:absolute;
  inset:auto 0 14px 0;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  pointer-events:none;
}
.dots{
  display:flex;
  gap:8px;
  align-items:center;
  pointer-events:auto;
}
.dotbtn{
  width:10px;
  height:10px;
  border-radius:999px;
  border:1px solid #334155;
  background:rgba(148,163,184,.18);
  cursor:pointer;
  padding:0;
}
.dotbtn[aria-current="true"]{
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  border-color:transparent;
}

/* =========================================================
   Portafolio — CARDS con miniatura + favicon (NUEVO)
   Usa clases: portfolio-cards, site-card, site-shot, site-body...
   ========================================================= */
.portfolio-cards{
  display:grid;
  gap:16px;
  grid-template-columns:repeat(3,minmax(0,1fr));
  margin-top:14px;
}
@media (max-width:1000px){ .portfolio-cards{grid-template-columns:repeat(2,1fr)} }
@media (max-width:640px){ .portfolio-cards{grid-template-columns:1fr} }

.site-card{
  overflow:hidden;
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,var(--card),var(--card-b));
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
}

/* Miniatura */
.site-shot{
  display:block;
  border-bottom:1px solid var(--line);
  background:#0c1424;
  aspect-ratio:16/9;
}
.site-shot img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:saturate(1.05) contrast(1.02);
  transform:scale(1.01);
}

/* Cuerpo */
.site-body{
  padding:14px;
  display:grid;
  gap:12px;
}

.site-head{
  display:flex;
  align-items:center;
  gap:10px;
}

.site-meta{
  display:grid;
  line-height:1.2;
}
.site-meta b{display:block}
.site-meta small{
  color:var(--muted);
  margin-top:4px;
}

/* Favicon */
.site-favicon{
  width:36px;
  height:36px;
  border-radius:10px;
  border:1px solid #1f2d44;
  background:#0c1424;
}

/* Acciones */
.site-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* Badge estado (NO usa .dot para no chocar con chips) */
.badge{
  margin-left:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#0b1827;
  border:1px solid #16314a;
  color:#a5f3fc;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;
  white-space:nowrap;
}
.badge-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(45,212,191,.12);
}

/* =========================================================
   Contacto / Footer
   ========================================================= */
.contact-card{
  display:grid;
  gap:14px;
}
.contact-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

footer{
  border-top:1px solid var(--line);
  background:#0a0f1c;
  color:#9ca3af;
}

.footer{
  display:flex;
  gap:16px;
  justify-content:space-between;
  padding:26px 0;
  flex-wrap:wrap;
}
.footer .mini{font-size:14px}
.footer a{opacity:.9}
.footer a:hover{opacity:1}