/* ════════════════════════════════════════════════════════════
   DESIGN SYSTEM – Justificantes.mx
   CSS compartido entre todas las páginas del sitio
   ════════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
  --color-primary: #00450d;
  --color-primary-dark: #1b5e20;
  --color-primary-light: #acf4a4;
  --color-surface: #f7f9ff;
  --color-surface-low: #f1f4f9;
  --color-surface-card: #ebeef3;
  --color-on-surface: #181c20;
  --color-on-surface-variant: #41493e;
  --color-outline: #c0c9bb;
  --font-display: 'Lora', Georgia, serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background: var(--color-surface);
  color: var(--color-on-surface);
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Page wrapper ───────────────────────────────────────────── */
.page-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  width: 100%;
}

/* ── Override footer position absolute de nuevos.css ────────── */
footer, .site-footer {
  position: relative !important;
  bottom: auto !important;
}

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  background: rgba(247,249,255,0.92) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-outline);
  padding: .85rem 0;
  position: sticky;
  top: 0;
  z-index: 1030;
}

.navbar-brand-link {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
}

.navbar-brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-primary);
  letter-spacing: -.01em;
  transition: opacity .2s;
}

.navbar-brand-link:hover .navbar-brand-text { opacity: .8; }

.navbar-toggler.btn-success {
  background: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  border-radius: 8px;
  padding: .4rem .65rem;
}

#credits, #pruebas {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem !important;
  color: var(--color-primary-dark);
}

/* ── Offcanvas ──────────────────────────────────────────────── */
.offcanvas {
  z-index: 1060 !important;
  max-width: 320px;
}

.offcanvas-backdrop {
  z-index: 1055 !important;
}

.offcanvas-nav-link {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .75rem 1rem;
  border-radius: 10px;
  color: var(--color-on-surface-variant);
  font-weight: 500;
  text-decoration: none;
  transition: background .2s, color .2s;
  font-size: .95rem;
}

.offcanvas-nav-link:hover,
.offcanvas-nav-link.active {
  background: #f0fdf4;
  color: var(--color-primary);
}

.offcanvas-nav-link i { width: 20px; text-align: center; font-size: .9rem; }

/* ── Modal styles ───────────────────────────────────────────── */
.modal-content {
  border-radius: 18px;
  border: none;
  box-shadow: 0 25px 80px rgba(0,0,0,.2);
}

.modal-header {
  border-bottom: 1px solid var(--color-surface-low);
  padding: 1.5rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.4rem !important;
  color: var(--color-on-surface);
}

.modal-body { padding: 1.5rem; }

.form-label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-on-surface-variant);
  margin-bottom: .4rem;
}

.form-control {
  border: 1.5px solid var(--color-outline);
  border-radius: 10px;
  padding: .65rem 1rem;
  font-size: .9rem;
  transition: border-color .2s, box-shadow .2s;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,69,13,.1);
  outline: none;
}

.btn-primary-modal {
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: .75rem;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  transition: background .2s;
  margin-top: .5rem;
}

.btn-primary-modal:hover { background: var(--color-primary-dark); }

.btn-social {
  width: 100%;
  border-radius: 12px;
  padding: .65rem;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  transition: opacity .2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
}

.btn-social:hover { opacity: .88; }
.btn-google { background: #db4437; color: #fff; border: none; }
.btn-facebook { background: #1877f2; color: #fff; border: none; }

.form-divider {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--color-outline);
  font-size: .82rem;
  font-weight: 500;
  margin: 1.25rem 0;
}

.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-outline);
}

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--color-on-surface);
  color: rgba(255,255,255,.75);
  padding: 3rem 0 0;
  margin-top: auto;
  position: relative !important;
  width: 100%;
}

.footer-brand p {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  max-width: 240px;
  margin-top: .75rem;
}

.footer-heading {
  color: rgba(255,255,255,.45);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-links { display: flex; flex-direction: column; gap: .55rem; }

.footer-links a {
  color: rgba(255,255,255,.6);
  text-decoration: none;
  font-size: .85rem;
  transition: color .2s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1.25rem 0;
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

.social-link {
  color: rgba(255,255,255,.5);
  text-decoration: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  transition: color .2s, border-color .2s, background .2s;
}

.social-link:hover {
  color: #fff;
  border-color: rgba(255,255,255,.4);
  background: var(--color-primary);
}

/* ── Utility ────────────────────────────────────────────────── */
.surface-lift { box-shadow: 0 2px 16px rgba(24,28,32,.06); }

.card-hover {
  transition: transform .28s ease, box-shadow .28s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,69,13,.12);
}

/* ── Reveal animation ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .55s ease, transform .55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}