:root {
  --bg: #0b0f1a;
  --bg-soft: #111726;
  --card: #161d2e;
  --card-hover: #1c2438;
  --border: #243049;
  --text: #e7ecf5;
  --muted: #97a3b8;
  --accent: #5b8cff;
  --accent-2: #36d6c3;
  --accent-3: #b76bff;
  --radius: 16px;
  --shadow: 0 18px 50px -18px rgba(0, 0, 0, 0.7);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.wrap { width: min(1100px, 92%); margin: 0 auto; }

/* ---------- Background glow ---------- */
.glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(600px 400px at 12% -5%, rgba(91, 140, 255, 0.22), transparent 60%),
    radial-gradient(500px 400px at 95% 8%, rgba(183, 107, 255, 0.16), transparent 55%),
    radial-gradient(600px 500px at 50% 110%, rgba(54, 214, 195, 0.12), transparent 60%);
}

/* ---------- Nav ---------- */
header.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 26, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.brand .logo {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: grid; place-items: center;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff;
  box-shadow: 0 6px 18px -6px var(--accent);
}
.brand-icon { height: 40px; width: auto; display: block; }
.brand-name {
  font-weight: 800; font-size: 1.25rem; letter-spacing: 0.2px; color: var(--text);
}
.brand-accent { color: var(--accent); } /* azul del sitio */
.nav-links { display: flex; gap: 26px; font-size: 0.95rem; align-items: center; }
.nav-links a { color: var(--muted); transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
@media (max-width: 640px) { .nav-links a:not(.btn) { display: none; } }

/* ---------- Hero ---------- */
.hero { padding: 92px 0 64px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: var(--accent-2);
  border: 1px solid var(--border);
  background: var(--bg-soft);
  padding: 6px 14px; border-radius: 999px;
  margin-bottom: 22px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 10px var(--accent-2); }
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -1px;
  font-weight: 800;
  max-width: 24ch;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 60ch;
}
.cta-row { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 22px; border-radius: 12px;
  font-weight: 600; font-size: 0.97rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff; box-shadow: 0 14px 30px -12px var(--accent);
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { background: var(--bg-soft); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--card-hover); }
.btn-sm { padding: 9px 16px; font-size: 0.88rem; }

.stats { margin-top: 56px; display: flex; flex-wrap: wrap; gap: 40px; }
.stat .num { font-size: 1.9rem; font-weight: 800; color: var(--text); }
.stat .lbl { color: var(--muted); font-size: 0.9rem; }

/* ---------- Section headings ---------- */
section { padding: 70px 0; }
.sec-head { margin-bottom: 42px; }
.sec-head .kicker { color: var(--accent); font-weight: 600; font-size: 0.85rem; letter-spacing: 1.5px; text-transform: uppercase; }
.sec-head h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin-top: 8px; letter-spacing: -0.5px; }
.sec-head p { color: var(--muted); margin-top: 10px; max-width: 56ch; }

/* ---------- Project cards ---------- */
.projects { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
  display: flex; flex-direction: column;
}
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--c1, var(--accent)), var(--c2, var(--accent-3)));
  opacity: 0.9;
}
.card:hover { transform: translateY(-6px); border-color: var(--c1, var(--accent)); box-shadow: var(--shadow); }
.card .icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center; font-size: 1.5rem;
  background: linear-gradient(135deg, var(--c1, var(--accent)), var(--c2, var(--accent-3)));
  margin-bottom: 18px;
}
.card h3 { font-size: 1.3rem; letter-spacing: -0.3px; }
.card .role { color: var(--muted); font-size: 0.85rem; margin: 4px 0 14px; }
.card p.desc { color: var(--muted); font-size: 0.96rem; }
.features { list-style: none; margin: 16px 0 18px; display: grid; gap: 7px; }
.features li { display: flex; gap: 9px; font-size: 0.9rem; color: #c3cce0; }
.features li::before { content: "▸"; color: var(--c1, var(--accent)); }
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
  font-size: 0.74rem; color: #c8d2ea;
  background: var(--bg-soft); border: 1px solid var(--border);
  padding: 4px 10px; border-radius: 999px;
}
.card .card-foot { margin-top: auto; padding-top: 18px; }

/* Tarjeta completa clickeable: el enlace se estira sobre toda la tarjeta */
.card, .feature-card { cursor: pointer; }
.card-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* ---------- Featured project ---------- */
.feature-card {
  position: relative;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 30px;
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(245, 166, 35, 0.10), transparent 60%),
    var(--card);
  border: 1px solid var(--border);
  border-radius: 22px; padding: 34px; margin-bottom: 28px;
  overflow: hidden;
}
.feature-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--c1, var(--accent)), var(--c2, var(--accent-3)));
}
.feature-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.badge-hot, .badge-dgii {
  font-size: 0.74rem; font-weight: 700; letter-spacing: 0.4px; text-transform: uppercase;
  padding: 5px 12px; border-radius: 999px;
}
.badge-hot { color: #1a1205; background: linear-gradient(135deg, var(--c1, #f5a623), var(--c2, #ff5f6d)); }
.badge-dgii { color: #ffd9c2; background: rgba(255, 95, 109, 0.12); border: 1px solid rgba(255, 95, 109, 0.4); }
.feature-title { display: flex; align-items: center; gap: 18px; }
.feature-title .icon {
  width: 62px; height: 62px; border-radius: 16px; flex-shrink: 0;
  display: grid; place-items: center; font-size: 1.8rem;
  background: linear-gradient(135deg, var(--c1, var(--accent)), var(--c2, var(--accent-3)));
}
.feature-title h3 { font-size: 1.7rem; letter-spacing: -0.5px; }
.feature-main .role { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.feature-main .desc { color: var(--muted); font-size: 1rem; margin: 18px 0; }
.feature-main .tags { margin-bottom: 22px; }
.feature-side {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 16px; padding: 22px;
}
.feature-side h4 { font-size: 0.95rem; margin-bottom: 14px; }
@media (max-width: 820px) { .feature-card { grid-template-columns: 1fr; } }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.skill {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 18px 20px;
}
.skill h4 { font-size: 0.95rem; margin-bottom: 10px; }
.skill .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.skill .chips span { font-size: 0.76rem; color: var(--muted); }

/* ---------- Project detail ---------- */
.detail-hero { padding: 80px 0 30px; }
.breadcrumb { color: var(--muted); font-size: 0.88rem; margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--text); }
.detail-head { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.detail-head .icon {
  width: 70px; height: 70px; border-radius: 18px;
  display: grid; place-items: center; font-size: 2rem;
  background: linear-gradient(135deg, var(--c1, var(--accent)), var(--c2, var(--accent-3)));
}
.detail-head h1 { font-size: clamp(1.9rem, 5vw, 3rem); letter-spacing: -1px; }
.detail-head .tagline { color: var(--muted); margin-top: 4px; }
.detail-body { margin-top: 30px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px; align-items: start; }
.detail-body .prose p { color: var(--muted); font-size: 1.05rem; }
.detail-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.detail-card h4 { font-size: 0.95rem; margin-bottom: 14px; }
@media (max-width: 820px) { .detail-body { grid-template-columns: 1fr; } }

/* ---------- Demo ---------- */
.demo-box {
  background: linear-gradient(160deg, var(--bg-soft), var(--card));
  border: 1px solid var(--border); border-radius: 20px;
  padding: 40px 32px; display: flex; gap: 26px; align-items: center; flex-wrap: wrap;
  justify-content: space-between;
}
.demo-box .demo-text { max-width: 56ch; }
.demo-box h3 { font-size: 1.5rem; letter-spacing: -0.4px; }
.demo-box p { color: var(--muted); margin-top: 8px; }
.demo-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; color: var(--accent-2);
  border: 1px solid var(--border); background: var(--bg);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 14px;
}

/* ---------- Add-on / proximamente ---------- */
.addon {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: rgba(91, 140, 255, 0.08);
  border: 1px solid rgba(91, 140, 255, 0.35);
  border-radius: 14px; padding: 16px 20px; margin-bottom: 26px;
  color: #d7e0f5;
}
.addon strong { color: var(--text); }
.addon-badge {
  flex-shrink: 0;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase;
  color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-3));
  padding: 5px 12px; border-radius: 999px;
}

/* ---------- Implementation note ---------- */
.impl-note {
  display: flex; align-items: flex-start; gap: 12px;
  margin-top: 24px; padding: 16px 20px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; color: var(--muted); font-size: 0.92rem;
}
.impl-note strong { color: var(--text); }
.impl-icon { font-size: 1.1rem; line-height: 1.3; }

/* ---------- FAQ (acordeón nativo) ---------- */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 0 20px; transition: border-color 0.2s;
}
.faq-item summary {
  cursor: pointer; list-style: none; padding: 18px 0; font-weight: 600; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: 14px; font-size: 1.02rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--accent); font-size: 1.5rem; font-weight: 400; flex-shrink: 0; }
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] { border-color: var(--accent); }
.faq-item p { color: var(--muted); padding: 0 0 18px; margin: 0; line-height: 1.65; }
.faq-item strong { color: var(--text); }

/* ---------- Plans ---------- */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; align-items: stretch; }
.plan {
  position: relative;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 26px;
  display: flex; flex-direction: column;
  transition: transform 0.2s, border-color 0.2s;
}
.plan:hover { transform: translateY(-4px); }
.plan.featured {
  border-color: var(--accent);
  box-shadow: 0 20px 50px -24px var(--accent);
}
.plan .ribbon {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.5px;
  padding: 5px 14px; border-radius: 999px; text-transform: uppercase;
}
.plan h3 { font-size: 1.2rem; }
.plan .plan-desc { color: var(--muted); font-size: 0.88rem; margin: 4px 0 16px; min-height: 2.6em; }
.plan .price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 20px; }
.plan .price .amount { font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.plan .price .period { color: var(--muted); font-size: 0.9rem; }
.plan ul { list-style: none; display: grid; gap: 10px; margin-bottom: 24px; }
.plan ul li { display: flex; gap: 10px; font-size: 0.92rem; color: #cdd6ea; }
.plan ul li::before { content: "✓"; color: var(--accent-2); font-weight: 700; }
.plan .btn { width: 100%; justify-content: center; margin-top: auto; }

/* ---------- Contact form ---------- */
.contact-card {
  background: linear-gradient(160deg, var(--bg-soft), var(--card));
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 48px 32px;
}
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; }
.contact-card h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); letter-spacing: -0.5px; }
.contact-card .sub { color: var(--muted); margin: 14px 0 22px; max-width: 42ch; }
.contact-meta a { color: var(--accent-2); }
.contact-meta div { margin-bottom: 10px; color: var(--muted); font-size: 0.95rem; }
form.contact label { display: block; font-size: 0.85rem; color: var(--muted); margin: 0 0 6px; }
form.contact .field { margin-bottom: 16px; }
form.contact input, form.contact select, form.contact textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); font: inherit;
  transition: border-color 0.2s;
}
form.contact input:focus, form.contact select:focus, form.contact textarea:focus {
  outline: none; border-color: var(--accent);
}
form.contact textarea { resize: vertical; min-height: 120px; }
form.contact .btn { width: 100%; justify-content: center; margin-top: 6px; }
.cf-turnstile { margin-bottom: 16px; }
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Alerts ---------- */
.alert {
  border-radius: 12px; padding: 14px 16px; margin-bottom: 20px;
  font-size: 0.92rem; border: 1px solid var(--border);
}
.alert-success { background: rgba(54, 214, 195, 0.1); border-color: rgba(54, 214, 195, 0.4); color: #b8f2e9; }
.alert-error { background: rgba(255, 99, 99, 0.1); border-color: rgba(255, 99, 99, 0.4); color: #ffc7c7; }

/* ---------- Legal / prose ---------- */
.legal { padding: 70px 0; }
.legal .breadcrumb { margin-bottom: 18px; }
.legal h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); letter-spacing: -1px; }
.legal .updated { color: var(--muted); font-size: 0.9rem; margin-top: 8px; }
.legal-body { max-width: 78ch; margin-top: 36px; }
.legal-body h2 {
  font-size: 1.3rem; margin: 38px 0 12px; letter-spacing: -0.3px;
  padding-top: 18px; border-top: 1px solid var(--border);
}
.legal-body h3 { font-size: 1.05rem; margin: 22px 0 8px; color: #d7deee; }
.legal-body p { color: var(--muted); margin-bottom: 14px; }
.legal-body ul { color: var(--muted); margin: 0 0 16px 22px; display: grid; gap: 8px; }
.legal-body a { color: var(--accent-2); }
.legal-body strong { color: var(--text); }
.callout {
  background: rgba(54, 214, 195, 0.08);
  border: 1px solid rgba(54, 214, 195, 0.35);
  border-radius: 12px; padding: 16px 18px; margin: 18px 0; color: #c7eee7;
}
.callout strong { color: #eafffb; }
.note {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin: 24px 0; font-size: 0.9rem; color: var(--muted);
}

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); padding: 30px 0; color: var(--muted); font-size: 0.88rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.footer-links { display: inline-flex; gap: 10px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); transition: color 0.2s; }
.footer-links a:hover { color: var(--accent-2); }

/* ---------- Admin / mantenimiento ---------- */
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.admin-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.btn-danger { background: rgba(255, 99, 99, 0.12); border-color: rgba(255, 99, 99, 0.4); color: #ffc7c7; }
.btn-danger:hover { background: rgba(255, 99, 99, 0.22); }

.admin-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; }
.admin-table { width: 100%; border-collapse: collapse; min-width: 640px; }
.admin-table th, .admin-table td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
.admin-table thead th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; background: var(--bg-soft); }
.admin-table tbody tr:last-child td { border-bottom: none; }
.admin-table tbody tr:hover { background: var(--card-hover); }
.admin-table code { background: var(--bg-soft); padding: 2px 7px; border-radius: 6px; font-size: 0.85rem; }
.ta-right { text-align: right; }

.pill { font-size: 0.74rem; padding: 3px 10px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--border); color: var(--muted); }
.pill-on { color: #1a1205; background: linear-gradient(135deg, var(--accent), var(--accent-2)); border: none; font-weight: 700; }

.admin-form { margin-top: 24px; max-width: 920px; }
.admin-form .field { margin-bottom: 18px; }
.admin-form label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 6px; }
.admin-form input[type=text], .admin-form input[type=number], .admin-form input[type=password], .admin-form textarea {
  width: 100%; padding: 11px 13px; border-radius: 10px;
  background: var(--bg); color: var(--text); border: 1px solid var(--border); font: inherit;
}
.admin-form textarea { resize: vertical; }
.admin-form input:focus, .admin-form textarea:focus { outline: none; border-color: var(--accent); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
.check { display: flex; align-items: center; gap: 9px; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.check span { color: var(--text); font-size: 0.9rem; }
.form-actions { display: flex; gap: 12px; margin-top: 8px; }
@media (max-width: 680px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Páginas de error ---------- */
.error-page { min-height: 68vh; display: grid; place-items: center; text-align: center; padding: 80px 0; }
.error-code {
  font-size: clamp(5rem, 18vw, 9rem); font-weight: 800; line-height: 1; letter-spacing: -2px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.error-page h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 10px 0 14px; letter-spacing: -0.5px; }
.error-page p { color: var(--muted); max-width: 48ch; margin: 0 auto 28px; }
.error-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.error-footer { border-top: 1px solid var(--border); padding: 24px 0; color: var(--muted); font-size: 0.85rem; text-align: center; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }