/* ============================================================
   cajaspersonalizadas.mx — Landing
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --kraft-900: #3a2a1d;
  --kraft-800: #4a3626;
  --kraft-700: #6b4a2f;
  --kraft-500: #8b5e3c;
  --accent: #e8622c;
  --accent-dark: #c94f1f;
  --cream: #faf5ec;
  --paper: #fffdf8;
  --ink: #2c2118;
  --muted: #6f5c4b;
  --line: #e8dcc8;
  --green: #2e7d4f;
  --radius: 16px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

.container { width: min(1120px, 92%); margin-inline: auto; }

section { padding: 5rem 0; }
section[id] { scroll-margin-top: 84px; }

/* ---------- Utilidades ---------- */
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent);
}

.section-head { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-head h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.3rem);
  color: var(--kraft-900);
  margin: 0.6rem 0 0.8rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.section-head p { color: var(--muted); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 10px 20px -10px rgba(201, 79, 31, 0.7);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 26px -10px rgba(201, 79, 31, 0.8); }

.btn-ghost { background: transparent; color: var(--kraft-800); border-color: var(--kraft-500); }
.btn-ghost:hover { background: var(--kraft-700); color: #fff; border-color: var(--kraft-700); }

.btn-white { background: #fff; color: var(--accent-dark); }
.btn-white:hover { transform: translateY(-2px); }

.btn-lg { padding: 0.95rem 1.7rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 245, 236, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 1rem; }

.logo {
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--kraft-800);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.logo span { color: var(--accent); }

.site-nav { display: flex; align-items: center; gap: 1.4rem; }
.site-nav a { text-decoration: none; color: var(--kraft-800); font-weight: 600; font-size: 0.95rem; }
.site-nav a:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--kraft-800);
  line-height: 1;
}

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.1rem 4%;
    gap: 1rem;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 26px rgba(58, 42, 29, 0.12);
    display: none;
  }
  .site-nav.open { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  background:
    radial-gradient(900px 420px at 50% -10%, #f3e3c9 0%, transparent 60%),
    linear-gradient(180deg, #fbf7ef 0%, var(--cream) 100%);
  padding: 5rem 0 6rem;
}

.hero-content { max-width: 760px; margin-inline: auto; }

.hero-badge {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.95rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--kraft-700);
  margin-bottom: 1.2rem;
}

.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--kraft-900);
}
.hero h1 em { font-style: normal; color: var(--accent); }

.hero .lead {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 1.2rem auto 1.8rem;
  max-width: 36rem;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }

.hero-points {
  list-style: none;
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2.2rem;
}
.hero-points li { font-weight: 600; color: var(--kraft-700); font-size: 0.95rem; }

@media (max-width: 900px) {
  .hero { padding: 3.5rem 0 4rem; }
}

/* ---------- Cards genéricas ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 1000px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-4, .grid-3 { grid-template-columns: 1fr; }
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 18px 32px -20px rgba(74, 54, 38, 0.4); }

.icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--cream);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.card h3 { color: var(--kraft-900); font-size: 1.08rem; margin-bottom: 0.5rem; }
.card p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Sección e-commerce (oscura) ---------- */
.ecommerce {
  background: linear-gradient(180deg, var(--kraft-900), var(--kraft-800));
  color: var(--cream);
}
.ecommerce .eyebrow { color: #ffb38a; }
.ecommerce .section-head h2 { color: #fff8ea; }
.ecommerce .section-head p { color: #d9c8b4; }

.card.dark { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.12); }
.card.dark h3 { color: #fff8ea; }
.card.dark p { color: #d9c8b4; }
.icon-wrap.dark { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.14); }

.strip {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  background: var(--accent);
  border-radius: var(--radius);
  padding: 1.5rem 1.8rem;
  color: #fff;
  font-weight: 700;
  margin-top: 2.5rem;
}
.strip p { font-size: 1.05rem; }

/* ---------- Proceso ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
.step {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.4rem 1.5rem;
}
.step-num {
  position: absolute;
  top: -17px;
  left: 1.4rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 16px -6px rgba(201, 79, 31, 0.7);
}
.step h3 { color: var(--kraft-900); font-size: 1.05rem; margin-bottom: 0.5rem; }
.step p { color: var(--muted); font-size: 0.92rem; }

@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Cotizador ---------- */
.cotizador {
  background:
    radial-gradient(800px 380px at 10% 0%, #f3e3c9 0%, transparent 60%),
    var(--cream);
}
.cotizador-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start; }

.cotizador-info h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--kraft-900);
  letter-spacing: -0.02em;
  margin-bottom: 0.8rem;
}
.cotizador-info > p { color: var(--muted); }

.checks { list-style: none; margin: 1.4rem 0 0; }
.checks li {
  position: relative;
  padding-left: 1.9rem;
  margin: 0.8rem 0;
  color: var(--kraft-800);
  font-weight: 600;
}
.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.15rem;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
}

.form-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 26px 50px -30px rgba(74, 54, 38, 0.5);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }

.form-group { margin-bottom: 1rem; display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-weight: 700; font-size: 0.88rem; color: var(--kraft-800); }

input, select, textarea {
  font: inherit;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(232, 98, 44, 0.18);
}

.form-hint { font-size: 0.78rem; color: var(--muted); }

.form-success {
  display: none;
  margin-top: 1rem;
  background: #eaf6ee;
  border: 1px solid #bfe3cc;
  color: #1f5b37;
  border-radius: 12px;
  padding: 1rem 1.2rem;
  font-weight: 600;
}
.form-success.show { display: block; }

@media (max-width: 900px) { .cotizador-grid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .form-card { padding: 1.4rem; }
}

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin-inline: auto; display: flex; flex-direction: column; gap: 0.9rem; }

details {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem 1.3rem;
}
summary {
  font-weight: 700;
  color: var(--kraft-900);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.35rem; color: var(--accent); font-weight: 700; }
details[open] summary::after { content: "–"; }
details p { margin-top: 0.8rem; color: var(--muted); font-size: 0.95rem; }

/* ---------- Contacto ---------- */
.contact-panel {
  display: flex;
  gap: 1rem 3rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 2.2rem;
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}
.contact-item strong { display: block; color: var(--kraft-900); margin-bottom: 0.2rem; }
.contact-item { color: var(--muted); }
.contact-item a { color: var(--accent-dark); font-weight: 700; text-decoration: none; }
.contact-item a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.footer { background: var(--kraft-900); color: #d9c8b4; padding: 2.5rem 0; font-size: 0.9rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.footer .logo { color: #fff8ea; }
.footer-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-links a { color: #d9c8b4; text-decoration: none; }
.footer-links a:hover { color: #fff; }