/* ===== Trámite Listo — estilos ===== */
:root {
  --paper: #f5f7fa;
  --sheet: #ffffff;
  --ink: #161a22;
  --ink-2: #4a5263;
  --line: #d6dbe4;
  --stamp: #1d47c4;
  --stamp-soft: #e6ecfb;
  --warn: #9a5b00;
  --warn-soft: #fff4de;
  --bad: #b3261e;
  --radius-lg: 18px;
  --radius-sm: 8px;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #12151c; --sheet: #1b1f28; --ink: #eef1f6; --ink-2: #a9b1c1;
    --line: #313847; --stamp: #7ea0ff; --stamp-soft: #1f2a48;
    --warn: #ffc15e; --warn-soft: #3a2d12; --bad: #ff8a80;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 1rem/1.6 var(--body);
}
img, svg { max-width: 100%; }
a { color: var(--stamp); }
:focus-visible { outline: 3px solid var(--stamp); outline-offset: 2px; border-radius: 4px; }
.wrap { width: min(760px, 100% - 2rem); margin-inline: auto; }

/* header */
.site-head { border-bottom: 1px solid var(--line); background: var(--sheet); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 60px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: .5rem; text-decoration: none; color: var(--ink); font: 700 1.15rem/1 var(--display); letter-spacing: -.01em; }
.logo svg { width: 30px; height: 30px; }
.tools-nav { display: flex; gap: .25rem; }
.tools-nav a {
  text-decoration: none; color: var(--ink-2); font-weight: 600; font-size: .95rem;
  padding: .45rem .75rem; border-radius: 999px;
}
.tools-nav a:hover { color: var(--ink); background: var(--paper); }
.tools-nav a[aria-current="page"] { color: var(--stamp); background: var(--stamp-soft); }

/* hero + tool */
.hero { padding: 1.75rem 0 1rem; }
h1 {
  font: 800 clamp(2rem, 7vw, 3.1rem)/1.02 var(--display);
  letter-spacing: -.03em; margin: 0 0 .5rem; max-width: 16ch;
}
.lead { margin: 0 0 1.25rem; color: var(--ink-2); font-size: 1.08rem; max-width: 52ch; }

.tool-card {
  background: var(--sheet); border: 1.5px solid var(--ink);
  border-radius: var(--radius-lg); padding: 1rem;
  box-shadow: 6px 6px 0 var(--stamp-soft);
  position: relative;
}
.tool-card [data-show] { display: none; }
.tool-card[data-state="idle"] [data-show~="idle"],
.tool-card[data-state="loading"] [data-show~="loading"],
.tool-card[data-state="ready"] [data-show~="ready"],
.tool-card[data-state="confirm"] [data-show~="confirm"],
.tool-card[data-state="working"] [data-show~="working"],
.tool-card[data-state="done"] [data-show~="done"],
.tool-card[data-state="error"] [data-show~="error"] { display: block; }
.tool-card.is-live .nojs { display: none; }
.nojs { margin: 0; padding: 1rem; color: var(--ink-2); }

.drop {
  display: grid; place-items: center; text-align: center; gap: .6rem;
  min-height: 220px; padding: 1.5rem 1rem; cursor: pointer;
  border: 2px dashed var(--stamp); border-radius: 12px;
  background: var(--stamp-soft); transition: background-color .15s, transform .15s;
}
.drop:hover, .drop.is-over { background: color-mix(in srgb, var(--stamp-soft) 70%, var(--stamp) 12%); }
.drop.is-over { transform: scale(.99); }
.drop svg { width: 46px; height: 46px; fill: var(--stamp); }
.drop__btn {
  display: inline-block; background: var(--stamp); color: #fff;
  font: 700 1.1rem/1 var(--body); padding: .95rem 1.4rem; border-radius: 999px;
}
.drop__sub { color: var(--ink-2); font-size: .93rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  border: 0; cursor: pointer; text-decoration: none; text-align: center;
  font: 700 1.05rem/1.2 var(--body); padding: .95rem 1.4rem; border-radius: 999px;
  background: var(--stamp); color: #fff; width: 100%;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn--ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); width: auto; padding: .7rem 1.1rem; font-size: .95rem; }
.btn--big { font-size: 1.15rem; padding: 1.1rem 1.4rem; }
.link-btn { background: none; border: 0; color: var(--stamp); font: 600 .95rem var(--body); cursor: pointer; padding: .5rem; text-decoration: underline; text-underline-offset: 3px; }

.panel > * + * { margin-top: .9rem; }
.hint { margin: .35rem 0 0; color: var(--ink-2); font-size: .9rem; min-height: 1.4em; }
.hint--bad { color: var(--bad); font-weight: 600; }

/* lista de documentos (unir) */
.docs { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; max-height: 340px; overflow-y: auto; }
.doc {
  display: grid; grid-template-columns: 48px 1fr auto; gap: .75rem; align-items: center;
  padding: .5rem; border: 1px solid var(--line); border-radius: 10px; background: var(--sheet);
}
.doc__thumb { width: 48px; height: 62px; border-radius: 4px; background: var(--paper); border: 1px solid var(--line); overflow: hidden; display: block; }
.doc__thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.doc__info { min-width: 0; display: grid; }
.doc__name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc__meta { color: var(--ink-2); font-size: .85rem; }
.doc__actions { display: flex; gap: .15rem; }
.icon-btn { width: 38px; height: 38px; display: grid; place-items: center; border: 0; border-radius: 8px; background: transparent; cursor: pointer; }
.icon-btn svg { width: 20px; height: 20px; fill: var(--ink-2); }
.icon-btn:hover:not(:disabled) { background: var(--paper); }
.icon-btn:disabled { opacity: .25; cursor: default; }
.icon-btn--del:hover svg { fill: var(--bad); }
.add-more { display: inline-flex; align-items: center; gap: .4rem; cursor: pointer; color: var(--stamp); font-weight: 600; }

.file-chip { margin: 0; padding: .8rem 1rem; border: 1px solid var(--line); border-radius: 10px; display: grid; }
.file-chip__name { font-weight: 700; overflow-wrap: anywhere; }
.file-chip__meta { color: var(--ink-2); font-size: .9rem; }

/* opciones */
fieldset { border: 0; margin: 0; padding: 0; }
legend { font-weight: 700; margin-bottom: .45rem; padding: 0; }
.choices { display: grid; gap: .45rem; }
.choice { display: flex; gap: .7rem; align-items: flex-start; padding: .75rem .9rem; border: 1.5px solid var(--line); border-radius: 10px; cursor: pointer; }
.choice:has(input:checked) { border-color: var(--stamp); background: var(--stamp-soft); }
.choice input { margin-top: .3rem; accent-color: var(--stamp); width: 1.1rem; height: 1.1rem; }
.choice strong { display: block; }
.choice span span { color: var(--ink-2); font-size: .9rem; }
.field-label { display: block; font-weight: 700; margin-bottom: .35rem; }
.text-input {
  width: 100%; font: 500 1.05rem var(--body); padding: .8rem .9rem;
  border: 1.5px solid var(--line); border-radius: 10px; background: var(--sheet); color: var(--ink);
}
.text-input[aria-invalid="true"] { border-color: var(--bad); }

/* progreso */
.progress-box { padding: 2.5rem 1rem; text-align: center; }
progress { width: 100%; height: 12px; appearance: none; border: 0; border-radius: 999px; background: var(--stamp-soft); overflow: hidden; }
progress::-webkit-progress-bar { background: var(--stamp-soft); }
progress::-webkit-progress-value { background: var(--stamp); border-radius: 999px; transition: width .2s; }
progress::-moz-progress-bar { background: var(--stamp); }
.progress-box p { margin: .9rem 0 0; color: var(--ink-2); }

/* resultado: el sello */
.done { text-align: center; padding: 1rem .5rem .5rem; }
.stamp {
  display: inline-block; margin: .25rem 0 1rem;
  font: 800 2.4rem/1 var(--display); letter-spacing: -.02em; color: var(--stamp);
  border: 4px double var(--stamp); border-radius: 12px; padding: .35rem 1.1rem .45rem;
  transform: rotate(-6deg);
}
@media (prefers-reduced-motion: no-preference) {
  .tool-card[data-state="done"] .stamp { animation: sellar .42s cubic-bezier(.2, 1.6, .4, 1) both; }
}
@keyframes sellar { from { opacity: 0; transform: rotate(-6deg) scale(1.9); } to { opacity: 1; transform: rotate(-6deg) scale(1); } }
.saving { display: block; font: 800 2rem/1 var(--display); color: var(--ink); margin-bottom: .25rem; }
.saving:empty { display: none; }
.done__note { color: var(--ink-2); margin: 0 0 1.1rem; }

/* confirmación y error */
.notice { padding: 1rem; border-radius: 12px; background: var(--warn-soft); color: var(--ink); }
.notice strong { color: var(--warn); }
.notice p { margin: .3rem 0 0; }
.row { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1rem; }
.row .btn { width: auto; flex: 1 1 200px; }
.error-box { text-align: center; padding: 2rem 1rem; }
.error-box p { margin: 0 0 1rem; font-weight: 600; color: var(--bad); }

.privacy { display: flex; gap: .6rem; align-items: flex-start; margin: 1rem 0 0; color: var(--ink-2); font-size: .93rem; }
.privacy svg { flex: none; width: 20px; height: 20px; fill: var(--stamp); margin-top: .15rem; }

/* publicidad */
.ad-slot {
  min-height: 110px; margin: 2rem 0; display: grid; place-items: center;
  border: 1px dashed var(--line); border-radius: var(--radius-sm);
  color: var(--ink-2); font-size: .8rem;
}

/* contenido */
.content { padding-bottom: 2rem; }
.content h2 { font: 700 1.6rem/1.15 var(--display); letter-spacing: -.02em; margin: 2.5rem 0 .75rem; }
.content p, .content li { max-width: 68ch; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; counter-reset: paso; }
.steps li { counter-increment: paso; display: grid; grid-template-columns: 2.2rem 1fr; gap: .75rem; }
.steps li::before {
  content: counter(paso); display: grid; place-items: center; width: 2.2rem; height: 2.2rem;
  border-radius: 50%; border: 1.5px solid var(--ink); font: 700 1rem var(--display);
}
.steps strong { display: block; }
details { border-bottom: 1px solid var(--line); padding: .9rem 0; }
summary { cursor: pointer; font-weight: 700; list-style-position: outside; }
details p { margin: .6rem 0 0; color: var(--ink-2); }
.more-tools { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: .75rem; }
.more-tools a {
  display: block; padding: 1rem; border: 1.5px solid var(--line); border-radius: 12px;
  text-decoration: none; color: var(--ink); background: var(--sheet);
}
.more-tools a:hover { border-color: var(--stamp); }
.more-tools strong { display: block; font-family: var(--display); font-size: 1.1rem; }
.more-tools span { color: var(--ink-2); font-size: .9rem; }

.site-foot { border-top: 1px solid var(--line); padding: 1.5rem 0 2.5rem; color: var(--ink-2); font-size: .9rem; }
.site-foot nav { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: .5rem; }

.legal h1 { font-size: clamp(1.8rem, 6vw, 2.4rem); max-width: none; }
.todo { background: var(--warn-soft); padding: 0 .25rem; border-radius: 4px; }

@media (max-width: 520px) {
  .site-head .wrap { padding: .5rem 0; }
  .tools-nav { width: 100%; justify-content: space-between; }
  .tools-nav a { padding: .4rem .6rem; }
  .hero { padding-top: 1.1rem; }
  .drop { min-height: 190px; }
  .tool-card { padding: .75rem; box-shadow: 4px 4px 0 var(--stamp-soft); }
}