/* ==========================================================================
   AutoPost — hoja de estilos
   Móvil primero: el escritorio se construye añadiendo, no quitando.
   ========================================================================== */

:root {
  --bg:          #0f1115;
  --bg-elev:     #171a21;
  --bg-elev-2:   #1e222b;
  --border:      #272c37;
  --border-soft: #1f2430;
  --text:        #e6e8ee;
  --text-dim:    #98a0b3;
  --text-faint:  #6b7385;
  --accent:      #6ea8fe;
  --accent-dim:  rgba(110, 168, 254, .12);
  --ok:          #4ade80;
  --ok-dim:      rgba(74, 222, 128, .12);
  --warn:        #fbbf24;
  --warn-dim:    rgba(251, 191, 36, .12);
  --danger:      #f87171;
  --danger-dim:  rgba(248, 113, 113, .12);
  --purple:      #c084fc;
  --radius:      12px;
  --sidebar-w:   256px;
  --header-h:    56px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

code, pre, .mono {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .85em;
}

/* ---------------------------------------------------------------- estructura */

.app-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 0 1rem;
  background: rgba(15, 17, 21, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1040;
}

.app-sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: var(--sidebar-w);
  background: var(--bg-elev);
  border-right: 1px solid var(--border);
  padding: 1rem .75rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  transform: translateX(-100%);
  transition: transform .22s ease;
  z-index: 1050;
  display: flex;
  flex-direction: column;
}
.app-sidebar.open { transform: translateX(0); }

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .6);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease;
  z-index: 1045;
}
.sidebar-backdrop.show { opacity: 1; pointer-events: auto; }

.app-main {
  padding: calc(var(--header-h) + 1rem) 1rem 4rem;
  min-height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 650;
  font-size: 1.05rem;
  color: var(--text);
  padding: .25rem .5rem 1rem;
}
.brand:hover { text-decoration: none; color: var(--text); }
.brand-mark {
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  color: #0b0d11;
  font-size: 1rem;
  flex-shrink: 0;
}

.nav-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .62rem .7rem;
  border-radius: 9px;
  color: var(--text-dim);
  font-size: .92rem;
  font-weight: 500;
  transition: background .15s, color .15s;
}
.nav-link:hover { background: var(--bg-elev-2); color: var(--text); text-decoration: none; }
.nav-link.active { background: var(--accent-dim); color: var(--accent); }
.nav-link i { font-size: 1.05rem; width: 1.2em; text-align: center; }
.nav-link .nav-badge { margin-left: auto; }

.nav-section {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-faint);
  padding: 1rem .7rem .35rem;
  font-weight: 600;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elev);
  color: var(--text);
  font-size: 1.15rem;
  cursor: pointer;
  flex-shrink: 0;
}
.icon-btn:hover { background: var(--bg-elev-2); }

/* ------------------------------------------------------------------ tipografía */

.page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: .85rem;
  margin-bottom: 1.35rem;
}
.page-title { margin: 0; font-size: 1.4rem; font-weight: 650; letter-spacing: -.01em; }
.page-sub { margin: .25rem 0 0; color: var(--text-dim); font-size: .88rem; }
.page-actions { display: flex; flex-wrap: wrap; gap: .5rem; }

h1, h2, h3, h4 { letter-spacing: -.01em; }

/* ---------------------------------------------------------------- componentes */

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card + .card { margin-top: 1rem; }
.card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .6rem;
  padding: .85rem 1rem;
  border-bottom: 1px solid var(--border-soft);
  font-weight: 600;
  font-size: .95rem;
}
.card-body { padding: 1rem; }
.card-body.flush { padding: 0; }

.grid { display: grid; gap: 1rem; }
.grid-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: minmax(0, 1fr); }
.grid-3 { grid-template-columns: minmax(0, 1fr); }
.grid-cards { grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); }

.stat {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .9rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.stat-icon {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.stat-value { font-size: 1.5rem; font-weight: 650; line-height: 1.1; }
.stat-label { color: var(--text-dim); font-size: .78rem; }

.tone-accent { background: var(--accent-dim); color: var(--accent); }
.tone-ok     { background: var(--ok-dim);     color: var(--ok); }
.tone-warn   { background: var(--warn-dim);   color: var(--warn); }
.tone-danger { background: var(--danger-dim); color: var(--danger); }
.tone-purple { background: rgba(192,132,252,.12); color: var(--purple); }

/* --------------------------------------------------------------- formularios */

label, .form-label {
  display: block;
  font-size: .82rem;
  font-weight: 550;
  color: var(--text-dim);
  margin-bottom: .3rem;
}

input[type=text], input[type=url], input[type=password], input[type=number],
input[type=search], input[type=email], select, textarea {
  width: 100%;
  padding: .58rem .7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  font: inherit;
  font-size: .92rem;
  /* 16px en móvil evita el zoom automático de iOS al enfocar. */
}
@media (max-width: 640px) {
  input[type=text], input[type=url], input[type=password], input[type=number],
  input[type=search], input[type=email], select, textarea { font-size: 16px; }
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
input::placeholder, textarea::placeholder { color: var(--text-faint); }
textarea { resize: vertical; min-height: 76px; }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2398a0b3'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .6rem center;
  background-size: 14px;
  padding-right: 2rem;
}

.field { margin-bottom: .9rem; }
.field-row { display: grid; gap: .9rem; grid-template-columns: minmax(0, 1fr); }
.hint { font-size: .78rem; color: var(--text-faint); margin-top: .3rem; }

.switch { display: flex; align-items: center; gap: .6rem; cursor: pointer; margin-bottom: .9rem; }
.switch input { width: 42px; height: 24px; appearance: none; background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: 99px; position: relative; cursor: pointer; flex-shrink: 0; transition: background .18s; }
.switch input::after { content: ''; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: var(--text-faint); transition: transform .18s, background .18s; }
.switch input:checked { background: var(--accent-dim); border-color: var(--accent); }
.switch input:checked::after { transform: translateX(18px); background: var(--accent); }
.switch span { font-size: .88rem; color: var(--text); margin: 0; font-weight: 500; }

/* -------------------------------------------------------------------- botones */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  padding: .55rem .9rem;
  border: 1px solid transparent;
  border-radius: 9px;
  background: var(--bg-elev-2);
  color: var(--text);
  font: inherit;
  font-size: .9rem;
  font-weight: 550;
  cursor: pointer;
  white-space: nowrap;
  min-height: 40px;
  transition: filter .15s, background .15s;
}
.btn:hover:not(:disabled) { filter: brightness(1.18); text-decoration: none; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #0b0d11; }
.btn-success { background: var(--ok); color: #0b0d11; }
.btn-danger  { background: var(--danger); color: #0b0d11; }
.btn-ghost   { background: transparent; border-color: var(--border); color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); background: var(--bg-elev-2); }
.btn-sm { padding: .35rem .6rem; font-size: .82rem; min-height: 34px; }
.btn-block { width: 100%; }
.btn-icon { padding: .35rem; width: 34px; min-height: 34px; }

.btn-group { display: flex; flex-wrap: wrap; gap: .4rem; }

/* --------------------------------------------------------------------- badges */

.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .18rem .5rem;
  border-radius: 6px;
  font-size: .75rem;
  font-weight: 600;
  line-height: 1.5;
  white-space: nowrap;
}
.badge-ok     { background: var(--ok-dim);     color: var(--ok); }
.badge-warn   { background: var(--warn-dim);   color: var(--warn); }
.badge-danger { background: var(--danger-dim); color: var(--danger); }
.badge-info   { background: var(--accent-dim); color: var(--accent); }
.badge-muted  { background: var(--bg-elev-2);  color: var(--text-dim); }
.badge-purple { background: rgba(192,132,252,.12); color: var(--purple); }

.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }

/* --------------------------------------------------------------------- tablas */

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
table.data th {
  text-align: left;
  padding: .65rem .85rem;
  color: var(--text-faint);
  font-size: .74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
table.data td {
  padding: .7rem .85rem;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
}
table.data tbody tr:last-child td { border-bottom: none; }
table.data tbody tr:hover { background: rgba(255, 255, 255, .022); }
.td-actions { white-space: nowrap; text-align: right; }
.td-main { font-weight: 550; color: var(--text); }
.td-dim { color: var(--text-dim); }

/*
 * En móvil las tablas se convierten en tarjetas: cada celda muestra su
 * etiqueta desde data-label. Es más legible que un scroll horizontal.
 */
@media (max-width: 820px) {
  table.data.responsive,
  table.data.responsive tbody,
  table.data.responsive tr,
  table.data.responsive td { display: block; width: 100%; }
  table.data.responsive thead { display: none; }
  table.data.responsive tr {
    border: 1px solid var(--border);
    border-radius: 10px;
    margin: .6rem;
    padding: .3rem 0;
    background: var(--bg-elev-2);
  }
  table.data.responsive td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-soft);
    padding: .5rem .8rem;
    text-align: right;
  }
  table.data.responsive td:last-child { border-bottom: none; }
  table.data.responsive td::before {
    content: attr(data-label);
    color: var(--text-faint);
    font-size: .74rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-align: left;
    flex-shrink: 0;
  }
  table.data.responsive td:empty { display: none; }
  .td-actions { justify-content: flex-end; }
}

/* --------------------------------------------------------------------- modal */

.modal-backdrop-c {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .68);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 1060;
  padding: 0;
}
.modal-backdrop-c.show { display: flex; }
.modal-box {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 640px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  animation: slideUp .22s ease;
  overflow-y: auto;
}
@keyframes slideUp { from { transform: translateY(24px); opacity: .6; } to { transform: none; opacity: 1; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1rem; border-bottom: 1px solid var(--border-soft);
  font-weight: 600;
}
.modal-body { padding: 1rem; overflow-y: auto; flex: 1 1 0%; min-height: 0; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.modal-foot {
  display: flex; gap: .5rem; justify-content: flex-end;
  padding: .85rem 1rem; border-top: 1px solid var(--border-soft);
}
.modal-foot .btn { flex: 1; }

/* -------------------------------------------------------------------- toasts */

.toast-stack {
  position: fixed;
  left: 1rem; right: 1rem; bottom: 1rem;
  display: flex; flex-direction: column; gap: .5rem;
  z-index: 1080;
  pointer-events: none;
}
.toast {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: .7rem .9rem;
  font-size: .89rem;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .45);
  animation: slideUp .2s ease;
  pointer-events: auto;
}
.toast.ok     { border-left-color: var(--ok); }
.toast.danger { border-left-color: var(--danger); }
.toast.warn   { border-left-color: var(--warn); }

/* --------------------------------------------------------------------- varios */

.alert {
  padding: .8rem .95rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elev-2);
  font-size: .88rem;
  margin-bottom: 1rem;
  display: flex;
  gap: .6rem;
  align-items: flex-start;
}
.alert i { flex-shrink: 0; margin-top: .1rem; }
.alert-ok     { border-color: rgba(74,222,128,.3);  background: var(--ok-dim); }
.alert-warn   { border-color: rgba(251,191,36,.3);  background: var(--warn-dim); }
.alert-danger { border-color: rgba(248,113,113,.3); background: var(--danger-dim); }
.alert-info   { border-color: rgba(110,168,254,.3); background: var(--accent-dim); }

.empty { text-align: center; padding: 2.5rem 1rem; color: var(--text-faint); }
.empty i { font-size: 2rem; display: block; margin-bottom: .6rem; opacity: .5; }

.spinner {
  width: 15px; height: 15px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  display: inline-block;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.meter { height: 6px; background: var(--bg-elev-2); border-radius: 99px; overflow: hidden; }
.meter > span { display: block; height: 100%; border-radius: 99px; transition: width .3s; }

.check-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .5rem; }
.check-item { display: flex; gap: .6rem; align-items: flex-start; font-size: .86rem; }
.check-item i { flex-shrink: 0; margin-top: .15rem; font-size: .95rem; }
.check-item .detail { color: var(--text-faint); font-size: .8rem; }

.prose { line-height: 1.7; }
.prose img { max-width: 100%; height: auto; border-radius: 10px; }
.prose h2 { font-size: 1.15rem; margin: 1.5rem 0 .6rem; }
.prose h3 { font-size: 1rem; margin: 1.2rem 0 .5rem; }
.prose table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: .88rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: .5rem .6rem; text-align: left; }
.prose blockquote { border-left: 3px solid var(--accent); margin: 1rem 0; padding: .5rem 0 .5rem 1rem; color: var(--text-dim); }
.prose pre { overflow-x: auto; }

.scroll-y { overflow-y: auto; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; }
.text-dim { color: var(--text-dim); }
.text-faint { color: var(--text-faint); }
.text-ok { color: var(--ok); }
.text-warn { color: var(--warn); }
.text-danger { color: var(--danger); }
.small { font-size: .82rem; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.flex { display: flex; gap: .5rem; align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: .75rem; }
.flex-1 { flex: 1; min-width: 0; }
.gap-2 { gap: 1rem; }

.img-tile { border-radius: 10px; overflow: hidden; border: 1px solid var(--border); background: var(--bg-elev); }
.img-tile img { width: 100%; height: 150px; object-fit: cover; display: block; }
.img-tile .meta { padding: .5rem .6rem; font-size: .76rem; color: var(--text-dim); }

/* ------------------------------------------------------------------ escritorio */

@media (min-width: 992px) {
  .app-header { display: none; }
  .app-sidebar { transform: none; }
  .sidebar-backdrop { display: none; }
  .app-main { margin-left: var(--sidebar-w); padding: 1.75rem 1.75rem 4rem; }
  .grid-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .field-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field-row.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-title { font-size: 1.6rem; }
  .modal-backdrop-c { align-items: center; padding: 1.5rem; }
  .modal-box { border-radius: 16px; max-height: calc(100vh - 3rem); }
  .modal-foot .btn { flex: initial; }
  .toast-stack { left: auto; right: 1.5rem; bottom: 1.5rem; width: 380px; }
}

@media (min-width: 700px) and (max-width: 991px) {
  .grid-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Pantallas de login/setup */
.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem;
}

@media print {
  .app-sidebar, .app-header, .page-actions, .btn { display: none !important; }
  .app-main { margin: 0; padding: 0; }
}