/* assets/css/main.css */
/* Boxfox1 Imprenta — Light industrial corporate */

:root {
  --bg: #eef3f7;              /* fondo gris claro uniforme */
  --ink: #0f172a;             /* texto principal */
  --muted: #475569;           /* texto secundario */
  --line: rgba(15, 23, 42, 0.7); /* borde (oscuro suave) */
  --card: #ffffff;            /* fondo de cards */
  --cardHead: #a9d4f3;        /* azul claro (logo-light) para headers de card */
  --accent: #1c86d1;          /* azul botón principal */
  --accent2: #0ea5e9;         /* azul hover */
  --wa: #0f5a3a;              /* verde oscuro WhatsApp */
  --wa2: #0b472e;             /* hover */
  --nav: #0b1320;             /* barra superior oscura */
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
  --radius: 16px;
  --radius-sm: 12px;
  --container: 1100px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
  overscroll-behavior-y: none;
}

body {
  margin: 0;
  font-family: "Roboto", system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  line-height: 1.45;
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* NAV */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(180deg, rgba(11, 19, 32, 0.98), rgba(11, 19, 32, 0.92));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  padding: 10px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 240px;
}

.brand img {
  height: 28px;
  width: auto;
}

.brand-sub {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
  letter-spacing: 0.2px;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 500;
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 10px;
  text-decoration: none;
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle {
  margin-left: auto;
  display: none;
  width: 44px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: rgba(255, 255, 255, 0.85);
  margin: 6px 0;
  border-radius: 2px;
}

/* HERO */
.hero {
  padding: 34px 0 14px;
}

.hero-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 22px 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(169, 212, 243, 0.25);
  color: rgba(15, 23, 42, 0.8);
  font-size: 12px;
  font-weight: 600;
}

.hero h1 {
  margin: 12px 0 10px;
  font-size: clamp(30px, 4.1vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.6px;
}

.lead {
  margin: 0 0 14px;
  color: var(--muted);
  max-width: 78ch;
  font-size: 15.5px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0 10px;
}

.hero-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 10px;
  border-top: 1px solid rgba(15, 23, 42, 0.12);
  color: rgba(15, 23, 42, 0.8);
  font-size: 13px;
  font-weight: 600;
}

.hero-checks span {
  white-space: nowrap;
}

/* SECTION HEAD */
.section {
  padding: 26px 0;
}

.section-head {
  margin: 0 0 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.2px;
}

.section-head p {
  margin: 6px 0 0;
  color: var(--muted);
  max-width: 80ch;
  font-size: 14px;
}

/* Blue underline accent (under H2) */
.section-head h2::after {
  content: "";
  display: block;
  width: 44px;
  height: 4px;
  border-radius: 999px;
  background: var(--cardHead);
  margin-top: 8px;
  border: 1px solid rgba(15, 23, 42, 0.18);
}

/* GRID */
.grid {
  display: grid;
  gap: 16px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

/* CARD */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-head {
  background: var(--cardHead);
  border-bottom: 1px solid rgba(15, 23, 42, 0.22);
  padding: 10px 12px;
  font-weight: 800;
  font-size: 14px;
  color: rgba(15, 23, 42, 0.92);
}

.card-body {
  padding: 14px 14px 16px;
}

.card-body p {
  margin: 0 0 10px;
}

.muted {
  color: var(--muted);
  font-size: 13.5px;
}

.card ul {
  margin: 0;
  padding-left: 18px;
  color: rgba(15, 23, 42, 0.86);
}

.card li {
  margin: 6px 0;
}

.tip {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--muted);
}

/* CHIPS */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.35);
  background: rgba(169, 212, 243, 0.45);
  color: rgba(15, 23, 42, 0.9);
  font-weight: 700;
  font-size: 12px;
  box-shadow: 0 6px 16px rgba(2, 6, 23, 0.06);
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 13px;
  border: 1px solid rgba(15, 23, 42, 0.18);
  cursor: pointer;
  text-decoration: none;
  user-select: none;
  transition: transform 0.06s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: rgba(15, 23, 42, 0.22);
}

.btn-primary:hover {
  background: var(--accent2);
  text-decoration: none;
}

.btn-ghost {
  background: #fff;
  color: rgba(15, 23, 42, 0.9);
  border-color: rgba(15, 23, 42, 0.28);
}

.btn-ghost:hover {
  background: rgba(169, 212, 243, 0.3);
  text-decoration: none;
}

.btn-wa {
  background: var(--wa);
  color: #fff !important;
  border-color: rgba(15, 23, 42, 0.22);
  text-decoration: none !important;
}

.btn-wa:hover {
  background: var(--wa2);
}

/* FORM */
.form-card {
  border-radius: 18px;
}

.form {
  width: 100%;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.field label {
  display: block;
  font-size: 12px;
  font-weight: 800;
  color: rgba(15, 23, 42, 0.75);
  margin: 0 0 6px;
}

.field input,
.field textarea {
  width: 100%;
  font: inherit;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.75);
  outline: none;
  background: #fff;
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(2, 6, 23, 0.04);
}

.field textarea {
  resize: vertical;
  min-height: 150px;
}

.field input:focus,
.field textarea:focus {
  border-color: rgba(28, 134, 209, 0.95);
  box-shadow: 0 0 0 4px rgba(28, 134, 209, 0.14);
}

.field-full {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-top: 12px;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 12.5px;
}

/* FOOTER */
.footer {
  margin-top: 22px;
  background: var(--nav);
  color: rgba(255, 255, 255, 0.82);
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1.4fr 1fr 1fr;
}

.footer-title {
  font-weight: 900;
  margin-bottom: 8px;
  color: #fff;
}

.footer-muted {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin: 7px 0;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.76);
  text-decoration: none;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

/* RESPONSIVE */
@media (max-width: 980px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .brand {
    min-width: auto;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 64px;
    background: rgba(11, 19, 32, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 12px 14px 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .nav-links a {
    padding: 10px 12px;
  }

  .nav-links.open {
    display: flex;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding-top: 22px;
  }

  .hero-card {
    padding: 18px 16px 12px;
  }

  .hero-checks span {
    white-space: normal;
  }
}