:root {
  --bg: #0f1115;
  --bg-alt: #161922;
  --card: #1b1f29;
  --border: #2a2f3a;
  --text: #f3f4f6;
  --text-dim: #9aa1ae;
  --accent: #ff8a3d;
  --accent-2: #ffb35c;
  --green: #3ddc84;
  --radius: 14px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

code {
  background: rgba(255,138,61,0.12);
  color: var(--accent-2);
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.92em;
  font-family: 'SFMono-Regular', Consolas, monospace;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1206;
  box-shadow: 0 8px 24px -8px rgba(255,138,61,0.6);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -8px rgba(255,138,61,0.75); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.04); }
.btn-sm { padding: 9px 16px; font-size: 0.9rem; }
.btn-lg { padding: 15px 26px; font-size: 1.02rem; }
.btn-block { width: 100%; }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15,17,21,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.94rem;
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--text); }

/* ---------- Hero ---------- */
.hero {
  padding: 80px 0 100px;
  background:
    radial-gradient(ellipse 800px 500px at 80% -10%, rgba(255,138,61,0.15), transparent 60%),
    var(--bg);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.badge {
  display: inline-block;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero-text h1 {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin-bottom: 20px;
}
.accent { color: var(--accent); }
.hero-sub {
  font-size: 1.12rem;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.hero-note { font-size: 0.85rem; color: var(--text-dim); }

/* ---------- Phone mock ---------- */
.phone {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 16px;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}
.phone-bar {
  width: 60px;
  height: 5px;
  background: var(--border);
  border-radius: 999px;
  margin: 0 auto 14px;
}
.chat { display: flex; flex-direction: column; gap: 10px; }
.msg {
  padding: 11px 14px;
  border-radius: 14px;
  font-size: 0.86rem;
  max-width: 88%;
  line-height: 1.45;
}
.msg-user {
  align-self: flex-end;
  background: var(--accent);
  color: #1a1206;
  border-bottom-right-radius: 4px;
}
.msg-bot {
  align-self: flex-start;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}
.msg-bot.small { font-size: 0.8rem; color: var(--text-dim); }
.msg b { color: var(--accent-2); }

/* ---------- Sections generic ---------- */
section { padding: 84px 0; }
h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 14px;
}
.section-sub {
  text-align: center;
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto 48px;
  font-size: 1.02rem;
}

/* ---------- Features ---------- */
.features { background: var(--bg); }
.grid-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.feature:hover { border-color: var(--accent); transform: translateY(-3px); }
.feature-icon {
  font-size: 1.7rem;
  margin-bottom: 14px;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,138,61,0.1);
  border-radius: 12px;
}
.feature h3 { font-size: 1.06rem; margin-bottom: 10px; }
.feature p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- Problema cards ---------- */
.problema { background: var(--bg-alt); }
.problema h2 { margin-bottom: 48px; }
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.card .icon { font-size: 1.8rem; margin-bottom: 14px; }
.card h3 { font-size: 1.08rem; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: 0.94rem; }

/* ---------- Steps ---------- */
.steps {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 700px;
  margin: 0 auto;
}
.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step-num {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1206;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.step h3 { font-size: 1.08rem; margin-bottom: 6px; }
.step p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Pricing ---------- */
.precios { background: var(--bg-alt); }
.price-card {
  max-width: 420px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  text-align: left;
  box-shadow: 0 30px 60px -30px rgba(255,138,61,0.18);
}
.price-top { text-align: center; margin-bottom: 24px; }
.price-label { font-weight: 600; color: var(--text-dim); font-size: 0.92rem; }
.price-amount { display: flex; align-items: baseline; justify-content: center; gap: 6px; margin: 10px 0 6px; }
.price-num { font-size: 2.6rem; font-weight: 800; }
.price-period { color: var(--text-dim); }
.price-note { font-size: 0.85rem; color: var(--text-dim); }
.price-features { list-style: none; margin: 24px 0 28px; display: flex; flex-direction: column; gap: 12px; font-size: 0.95rem; }

/* ---------- Reserva (formulario) ---------- */
.reserva { background: var(--bg); }
.reserva-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: flex-start;
}
h2.left, .section-sub.left { text-align: left; margin-left: 0; }
.reserva-list { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-top: 24px; font-size: 0.95rem; }
.reserva-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.reserva-form label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 14px;
  margin-bottom: 4px;
}
.reserva-form input,
.reserva-form select,
.reserva-form textarea {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 11px 13px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  resize: vertical;
  transition: border-color 0.15s ease;
}
.reserva-form input:focus,
.reserva-form select:focus,
.reserva-form textarea:focus { border-color: var(--accent); }
.reserva-form button { margin-top: 22px; }
.reserva-note { text-align: center; font-size: 0.82rem; color: var(--text-dim); margin-top: 14px; }
.hidden-field { position: absolute; left: -9999px; }

/* ---------- FAQ ---------- */
.accordion { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px 20px;
}
.faq-item summary {
  cursor: pointer;
  padding: 16px 0;
  font-weight: 600;
  list-style: none;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 14px;
  color: var(--accent);
  font-size: 1.3rem;
  font-weight: 400;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p { color: var(--text-dim); padding-bottom: 18px; font-size: 0.94rem; }

/* ---------- Footer ---------- */
.footer { padding: 56px 0 24px; border-top: 1px solid var(--border); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 36px;
}
.footer-tag { color: var(--text-dim); font-size: 0.9rem; margin-top: 8px; }
.footer-contact p { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 6px; }
.footer-contact a { color: var(--accent); text-decoration: none; font-weight: 600; }
.footer-bottom { color: var(--text-dim); font-size: 0.82rem; border-top: 1px solid var(--border); padding-top: 20px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 2.1rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-features { grid-template-columns: 1fr; }
  .reserva-inner { grid-template-columns: 1fr; }
  h2.left, .section-sub.left { text-align: center; }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .grid-features { grid-template-columns: 1fr; }
}
@media (min-width: 601px) and (max-width: 860px) {
  .grid-features { grid-template-columns: repeat(2, 1fr); }
}