/* ==========================================================================
   Portada de la plataforma: el alta como un albarán de talonario
   autocopiativo (hoja blanca, copias rosa y amarilla, tinta de imprenta azul,
   numeración en rojo y sello de caucho).
   ========================================================================== */

.landing {
  --counter: #E6E7EA;
  --print: #1F3A86;          /* tinta de imprenta del talonario */
  --print-soft: #C9D0E2;     /* rayado de las columnas */
  --numbering: #C21F32;      /* numeradora y sello */
  --paper: #FFFFFF;
  --copy-pink: #F2C3CE;
  --copy-yellow: #F0DD8A;
  --brand: #1F3A86;
  --brand-ink: #172C66;
  --brand-on: #FFFFFF;
  background: var(--counter);
  min-height: 100dvh;
}
.landing ::selection { background: var(--print); color: #fff; }

/* ---------- Barra superior ---------- */
.lbar {
  display: flex; align-items: center; justify-content: flex-end; gap: 16px;
  max-width: 960px; margin: 0 auto; padding: 14px 20px;
}
.lbar-actions { display: flex; align-items: center; gap: 14px; }
.lbar-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--ink-2); padding: 8px 0; }
.lbar-link:hover { color: var(--print); }
.lbar-link i { font-size: 16px; transition: transform .2s var(--ease); }
.lbar-short { display: none; }
.lbar-link:hover i { transform: translateX(3px); }
.landing .langs { background: rgba(255, 255, 255, 0.7); border-color: #D3D5DB; }

/* ---------- El talonario ---------- */
.counter { padding: 18px 20px 40px; overflow-x: clip; }
.pad {
  position: relative; max-width: 900px; margin: 0 auto;
  /* La sombra sigue la forma del papel (también los agujeros del troquel). */
  filter: drop-shadow(0 1px 1px rgba(24, 24, 27, 0.06)) drop-shadow(0 12px 22px rgba(24, 24, 27, 0.10));
}
.copies { position: absolute; inset: 0; pointer-events: none; }
.copy { position: absolute; inset: 0; border-radius: 3px; }
.copy-yellow { background: var(--copy-yellow); transform: translate(11px, 13px) rotate(0.7deg); }
.copy-pink { background: var(--copy-pink); transform: translate(5px, 6px) rotate(-0.35deg); }

.sheet-paper {
  position: relative; background: var(--paper); border-radius: 0 0 3px 3px;
  padding: 40px 44px 38px;
  /* Borde troquelado: medio agujero cada 12 px en el canto superior del papel. */
  -webkit-mask:
    radial-gradient(circle at 6px 0, transparent 3.2px, #000 3.7px) 0 0 / 12px 8px repeat-x,
    linear-gradient(#000, #000) 0 8px / 100% calc(100% - 8px) no-repeat;
  mask:
    radial-gradient(circle at 6px 0, transparent 3.2px, #000 3.7px) 0 0 / 12px 8px repeat-x,
    linear-gradient(#000, #000) 0 8px / 100% calc(100% - 8px) no-repeat;
  animation: sheet-in .7s var(--ease) both;
}
@keyframes sheet-in { from { transform: translateY(10px); } }

.paper-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 24px;
  padding: 8px 0 20px; border-bottom: 2px solid var(--print);
}
.paper-title {
  font-size: clamp(30px, 5.4vw, 50px); font-weight: 900; line-height: 1; letter-spacing: -0.015em;
  text-transform: uppercase; color: var(--print);
}
.paper-title:focus { outline: none; }
.paper-sub { margin-top: 12px; font-size: 18px; line-height: 1.45; color: var(--ink-2); max-width: 44ch; text-wrap: pretty; }
.serial { margin: 4px 0 0; display: grid; gap: 8px; justify-items: end; text-align: right; flex: none; }
.serial div { display: grid; gap: 2px; justify-items: end; }
.serial dt { font-size: 11px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--print); }
.serial dd { margin: 0; font-size: 22px; font-weight: 700; line-height: 1; color: var(--numbering); letter-spacing: 0.04em; white-space: nowrap; }

/* Líneas del albarán */
.lines { width: 100%; border-collapse: collapse; margin-top: 6px; }
.lines th {
  text-align: left; font-size: 11px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--print); padding: 12px 12px 10px; border-bottom: 1px solid var(--print);
}
.lines td { padding: 15px 12px; border-bottom: 1px solid var(--print-soft); vertical-align: top; }
.lines th + th, .lines td + td { border-left: 1px solid var(--print-soft); }
.lines .c-n { width: 54px; text-align: center; }
.lines td.c-n { color: #6B7280; font-size: 15px; }
.lines .c-ok { width: 96px; text-align: center; }
.lines td.c-ok i { font-size: 22px; color: var(--print); display: inline-block; }
.lines td b { display: block; font-size: 17px; font-weight: 800; color: var(--ink); letter-spacing: -0.005em; }
.lines td span { display: block; margin-top: 2px; font-size: 14.5px; color: var(--muted); line-height: 1.45; }
.lines tbody tr { transition: background-color .2s var(--ease); }
.lines tbody tr:hover { background: #F7F8FC; }

/* Pie de firma: el código */
.sign {
  position: relative;
  display: grid; grid-template-columns: 1fr auto; align-items: start; gap: 14px 28px;
  margin-top: 30px; padding-top: 22px; border-top: 2px solid var(--print);
}
.sign-field { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; min-width: 0; }
.sign-label { font-size: 11px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--print); }
.sign-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.sign-caption { font-size: 13px; font-style: italic; color: #4B4B53; }
.sign-caption::after { content: "·"; margin-left: 10px; font-style: normal; font-weight: 800; color: var(--print); }
.code-boxes { display: flex; align-items: center; gap: 6px; }
.code-box {
  width: 96px; min-width: 0; height: 58px; padding: 0 6px;
  border: 0; border-bottom: 2px solid var(--print); border-radius: 3px 3px 0 0; background: #F3F5FA;
  font-size: 26px; font-weight: 700; text-align: center; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink);
  transition: background-color .15s var(--ease), border-color .15s var(--ease);
}
.code-box:hover { background: #ECEFF7; }
.code-box:focus { outline: none; background: #E7ECF8; border-bottom-color: var(--numbering); }
.code-box[aria-invalid="true"] { border-bottom-color: var(--danger); background: var(--danger-tint); }
.code-dash { color: #9CA3AF; font-weight: 700; }
.sign-help { font-size: 13.5px; color: var(--muted); }
.sign-btn { min-width: 210px; min-height: 58px; margin-top: 28px; }
.no-code { grid-column: 1 / -1; font-size: 15px; color: var(--ink-2); }
.no-code .link-btn:hover { color: var(--print); }
.ask-options { margin-top: 12px; padding: 14px 16px; border: 1px dashed #C9D0E2; border-radius: 3px; background: #F7F8FC; }
.ask-hint { font-size: 13.5px; color: var(--muted); margin-bottom: 10px; }
.ask-row { display: flex; flex-wrap: wrap; gap: 8px; }
.form-error { grid-column: 1 / -1; color: #991B1B; font-weight: 700; font-size: 14.5px; }
.form-error::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--danger); margin-right: 8px; vertical-align: middle; }

/* Sello de caucho: SVG con doble marco y tinta gastada (filtro en el propio SVG). */
.stamp {
  position: absolute; left: 236px; top: 10px; z-index: 3; width: 236px; height: auto; overflow: visible;
  color: var(--numbering); mix-blend-mode: multiply; pointer-events: none;
  opacity: 0; transform: rotate(-9deg) scale(1.7);
}
.stamp-word { fill: currentColor; font-family: var(--font-data); font-weight: 700; font-size: 52px; letter-spacing: 7px; }
.stamp-word:lang(zh) { font-family: var(--font); font-weight: 900; letter-spacing: 18px; }
.stamp.on { animation: stamp .38s cubic-bezier(.16, 1, .3, 1) forwards; }
/* Golpe seco: cae, presiona un instante y se queda (sin rebotar). */
@keyframes stamp {
  0% { opacity: 0; transform: rotate(-9deg) scale(1.7); }
  70% { opacity: .95; transform: rotate(-9deg) scale(.98); }
  100% { opacity: .92; transform: rotate(-9deg) scale(1); }
}
/* La hoja de encima se arranca y deja ver la siguiente, que ya estaba debajo. */
.sheet-paper.tearing { position: absolute; top: 0; left: 0; right: 0; z-index: 4; transform-origin: 0 0; animation: tear .55s cubic-bezier(.55, 0, .75, .3) forwards; }
/* Se arranca desde el troquel: gira por la esquina superior y sale hacia arriba, opaca. */
@keyframes tear {
  35% { opacity: 1; transform: rotate(-2deg); }
  80% { opacity: 1; transform: translate(-30px, -70px) rotate(-7deg); }
  100% { opacity: 0; transform: translate(-44px, -130px) rotate(-10deg); }
}

/* ---------- Hoja 2: datos de la empresa ---------- */
.company { display: grid; gap: 18px; margin-top: 26px; }
.row-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.sheet-paper .field > label, .sheet-paper .field > span.label {
  font-size: 12px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--print);
}
.sheet-paper .field .opt { text-transform: none; letter-spacing: 0; font-weight: 600; }
/* Las preguntas largas se leen mejor sin mayúsculas. */
.sheet-paper fieldset.field > legend.label { text-transform: none; letter-spacing: 0; font-size: 15px; color: var(--ink); }
.sheet-paper .input, .sheet-paper .select, .sheet-paper .textarea { background-color: #F7F8FB; border-color: #D3D8E4; }
.sheet-paper .input:focus, .sheet-paper .select:focus, .sheet-paper .textarea:focus { background-color: #fff; border-color: var(--print); box-shadow: 0 0 0 3px rgba(31, 58, 134, 0.14); }
.sheet-paper .input-group { border-color: #D3D8E4; background: #F7F8FB; }
.sheet-paper .input-group:focus-within { border-color: var(--print); box-shadow: 0 0 0 3px rgba(31, 58, 134, 0.14); background: #fff; }
.sheet-paper .input-group .input { background: transparent; }
.sheet-paper .input-group .prefix { background: #EEF1F8; color: #4B5563; font-size: 14px; }
.slug-ok { color: var(--ok) !important; font-weight: 700; }
.slug-bad { color: var(--danger) !important; font-weight: 700; }
fieldset.field { border: 0; padding: 0; margin: 0; }
.lang-options { display: inline-flex; flex-wrap: wrap; gap: 8px; }
.lang-option { position: relative; }
.lang-option input { position: absolute; opacity: 0; }
.lang-option span {
  display: inline-flex; align-items: center; min-height: 42px; padding: 0 16px; border: 1px solid #D3D8E4; border-radius: var(--radius);
  background: #F7F8FB; font-weight: 700; font-size: 15px; cursor: pointer; transition: all .15s var(--ease);
}
.lang-option input:checked + span { background: var(--print); border-color: var(--print); color: #fff; }
.lang-option input:focus-visible + span { outline: 2px solid var(--numbering); outline-offset: 2px; }
.company-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 4px; }

.google { margin-top: 24px; padding: 18px 20px; border: 1.5px dashed var(--print-soft); border-radius: var(--radius); background: #FAFBFE; }
.google-title { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 800; color: var(--print); letter-spacing: 0; }
.google-help { margin-top: 4px; font-size: 14px; color: var(--muted); }
.google-search { display: flex; gap: 10px; margin-top: 12px; }
.google-search .input { background: #fff; }
.google-results { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 6px; }
.google-results li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.google-results b { display: block; font-size: 15px; }
.google-results small { display: block; color: var(--muted); font-size: 13px; }

/* ---------- Hoja 3: copia con las credenciales (en el papel rosa de la copia) ---------- */
.paper-copy { background: #F6D3DB; --muted: #4B4B53; --print-soft: #E2A9B6; --numbering: #A3182A; }
.paper-copy .paper-sub { color: #33333A; }
.paper-copy .cred-pass { background: #FCEBEF; }
.paper-copy .btn-line { background: #FCEBEF; border-color: #D9A2AF; }
.creds { margin: 22px 0 0; display: grid; }
.creds > div { display: grid; grid-template-columns: 220px 1fr; gap: 16px; align-items: baseline; padding: 14px 4px; border-bottom: 1px solid var(--print-soft); }
.creds dt { font-size: 12px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--print); }
.creds dd { margin: 0; font-size: 18px; min-width: 0; overflow-wrap: anywhere; }
.cred-value { font-size: 22px; font-weight: 700; }
.cred-pass { display: inline-block; justify-self: start; padding: 4px 10px; background: #F3F5FA; border-radius: 3px; font-size: 26px; letter-spacing: 0.06em; }
.done-warn { margin-top: 20px; }
.done-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 22px; flex-wrap: wrap; }

/* ---------- Reverso: condiciones ---------- */
.reverse { max-width: 900px; margin: 44px auto 0; padding: 0 2px; }
.reverse-title { font-size: 12px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--print); padding-bottom: 10px; border-bottom: 1px solid #C9CDD6; }
.terms { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 48px; }
.terms li { break-inside: avoid; padding: 13px 0; border-bottom: 1px solid #D6D9E0; font-size: 15px; line-height: 1.5; color: var(--ink-2); }
.terms b { color: var(--ink); font-weight: 800; }

/* ---------- Acceso de empresas ---------- */
.enter {
  max-width: 900px; margin: 44px auto 0; padding: 26px 0 0; border-top: 2px solid var(--ink);
  display: grid; grid-template-columns: 1fr minmax(0, 420px); gap: 16px 40px; align-items: center;
}
.enter h2 { font-size: 24px; }
.enter p { margin-top: 4px; color: var(--muted); }
.enter-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.enter-form .input-group { background: #fff; border-color: #CDD0D7; }
.enter-form .input { background: transparent; }
.enter-form .prefix { font-size: 14px; }

.lfoot { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 40px 20px calc(28px + env(safe-area-inset-bottom)); color: var(--muted); font-size: 13.5px; }
.lfoot a:hover { color: var(--print); }

/* ---------- Móvil ---------- */
@media (max-width: 720px) {
  .counter { padding: 2px 14px 32px; }
  .lbar { padding: 12px 16px; }
  .lbar-long { display: none; }
  .lbar-short { display: inline; }
  .lbar-link { height: 38px; padding: 0 12px; border: 1px solid #D3D5DB; border-radius: var(--radius); background: rgba(255,255,255,.7); }
  .sheet-paper { padding: 22px 16px 22px; }
  .copy-yellow { transform: translate(7px, 9px) rotate(0.7deg); }
  .copy-pink { transform: translate(3px, 4px) rotate(-0.35deg); }
  .paper-head { gap: 12px; padding-bottom: 12px; }
  .paper-title { font-size: 27px; }
  .paper-sub { margin-top: 8px; font-size: 15px; }
  .serial { gap: 6px; }
  .serial dd { font-size: 16px; }
  .lines th { padding: 9px 5px 8px; font-size: 11px; letter-spacing: 0.04em; }
  .lines .c-n { width: 22px; padding-left: 1px; padding-right: 1px; }
  .lines .c-ok { width: 34px; padding-left: 2px; padding-right: 2px; }
  .lines td { padding: 8px 8px; }
  .lines td.c-n { font-size: 13px; }
  .lines td.c-ok i { font-size: 19px; }
  .lines td b { font-size: 15px; }
  .lines td span { font-size: 13.5px; line-height: 1.35; }
  .sign { margin-top: 14px; padding-top: 12px; gap: 10px; }
  .sign-field { gap: 8px; }
  .sign { grid-template-columns: 1fr; }
  .code-boxes { gap: 4px; }
  .code-box { flex: 1 1 0; width: 0; height: 52px; font-size: 20px; letter-spacing: 0.06em; padding: 0 2px; }
  .sign-btn { width: 100%; margin-top: 0; min-height: 52px; }
  .stamp { left: auto; right: 4px; top: 26px; width: 164px; }
  .row-fields { grid-template-columns: 1fr; }
  .company-actions { flex-direction: column-reverse; align-items: stretch; }
  .company-actions .btn { width: 100%; }
  .creds > div { grid-template-columns: 1fr; gap: 4px; }
  .done-actions .btn { flex: 1; }
  .terms { columns: 1; }
  .enter { grid-template-columns: 1fr; }
  .enter-form { grid-template-columns: 1fr; }
  .enter-form .btn { width: 100%; }
  .google-search { flex-direction: column; }
}
@media (max-width: 380px) {
  .code-box { font-size: 18px; }
  .code-dash { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .sheet-paper, .stamp.on, .sheet-paper.tearing { animation: none !important; }
  .stamp.on { opacity: .9; transform: rotate(-9deg); }
}