/* ============================================================
   taller.css — Taller (panel de usuario manifiesto-driven)
   TASK-058 (U1) — estética light natural editorial de CardMagic
   ============================================================ */

:root {
  --bg: #faf7f1;
  --bg-2: #f1ece1;
  --bg-3: #e8e1d3;
  --cream: #2a261f;
  --cream-dim: #5c554a;
  --cream-faint: #998f7e;
  --gold: #c0805a;
  --gold-soft: #d4a07e;
  --gold-deep: #a3673f;
  --accent: var(--gold);
  --line: rgba(42, 38, 31, 0.08);
  --line-strong: rgba(42, 38, 31, 0.18);
  --font-display: "Fraunces", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;
  --font-body: "Inter", "Helvetica Neue", sans-serif;
  --max: 1280px;
  --pad: clamp(1.1rem, 4vw, 2.5rem);
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.mono { font-family: var(--font-mono); }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-dim);
}

/* ── NAV (patrón compartido del sitio) ── */
.nav {
  position: sticky; top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(250, 247, 241, 0.9);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem var(--pad);
  gap: 1.5rem;
}
.logo { display: flex; align-items: center; gap: 0.7rem; }
.nav-logo-img { display: block; mix-blend-mode: multiply; }
.nav-logo-img img { height: 34px; width: auto; display: block; }
.logo .tag {
  font-family: var(--font-mono); font-size: 0.63rem;
  color: var(--cream-faint); letter-spacing: 0.06em;
  display: none;
}
@media (min-width: 760px) {
  .logo .tag { display: inline; }
}
.nav-right { display: flex; align-items: center; gap: 1rem; }
.nav-auth a {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--cream-dim);
}
.nav-auth a:hover { color: var(--accent); }
.btn-back {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.08em; color: var(--cream-dim);
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.btn-back:hover { color: var(--accent); }

/* ── HEADER DE PÁGINA ── */
.taller-header {
  padding: 2rem var(--pad) 1.2rem;
  max-width: var(--max);
  margin: 0 auto;
}
.taller-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.36rem, 3.4vw, 2.04rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 0.4rem;
}
.taller-header p {
  color: var(--cream-dim);
  font-size: 0.95rem;
  margin-top: 0.5rem;
  max-width: 60ch;
}

/* ── BANNER DE TIER ── */
.tier-banner {
  display: flex; align-items: center; gap: 0.7rem;
  margin-top: 1rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cream-dim);
  flex-wrap: wrap;
}
.tier-banner .tier-pill {
  display: inline-flex; align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--bg-3);
  color: var(--cream);
}
.tier-banner .tier-pill.free { background: color-mix(in oklab, var(--accent), white 78%); color: var(--gold-deep); }
.tier-banner .tier-pill.pro { background: var(--cream); color: var(--bg); }
.tier-banner a { color: var(--accent); text-decoration: underline; }

/* ── LAYOUT PRINCIPAL ── */
.taller-main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad) 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}
@media (min-width: 960px) {
  .taller-main {
    grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.8fr);
    align-items: start;
  }
  .taller-main.order-preview-first {
    grid-template-columns: minmax(340px, 0.8fr) minmax(0, 1.05fr);
  }
}

/* ── MODO SELECTOR (categorías/tarjetas, TASK-070) ──
   Mientras el usuario no eligió una pieza todavía (vistas 'categorias' y
   'piezas'), ocultamos el panel de controles y el de preview (no tiene
   sentido mostrarlos vacíos) y el grid colapsa a una sola columna ancha
   para los tiles. En la vista 'editor' (pieza elegida) esta clase se quita
   y el layout de dos columnas de siempre vuelve a verse. */
.taller-main.modo-selector {
  grid-template-columns: minmax(0, 1fr) !important;
}
.taller-main.modo-selector .controls-panel,
.taller-main.modo-selector .preview-panel {
  display: none;
}

/* ── SELECTOR DE PIEZA ── */
.piece-select-row {
  display: flex; flex-direction: column; gap: 0.9rem;
  margin-bottom: 1.4rem;
}
.piece-select-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.8rem; flex-wrap: wrap;
}
.btn-back-categories {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cream-dim);
  background: none; border: none; padding: 0;
  display: inline-flex; align-items: center; gap: 0.35rem;
}
.btn-back-categories[hidden] { display: none; }
.btn-back-categories:hover { color: var(--accent); }

/* Tabs de pieza (compatibilidad, ya no se usa como grid principal pero se
   conserva por si algún flujo futuro necesita una lista plana). */
.piece-tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.piece-tab {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--cream-dim);
  transition: all 0.2s;
}
.piece-tab:hover { border-color: var(--accent); color: var(--accent); }
.piece-tab.active {
  background: var(--cream);
  color: var(--bg);
  border-color: var(--cream);
}

/* ── VISTA: CATEGORÍAS (tiles, TASK-070) ── */
.category-grid, .piece-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.8rem;
}
.category-tile, .piece-tile {
  display: flex; flex-direction: column;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: #fff;
  overflow: hidden;
  text-align: left;
  transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s;
}
.category-tile:hover, .piece-tile:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -18px rgba(42, 38, 31, 0.35);
}
.category-tile.active, .piece-tile.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--accent), transparent 70%);
}

.category-tile-thumbs {
  display: flex;
  height: 92px;
  background: var(--bg-2);
}
.category-tile-thumbs img {
  flex: 1;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top center;
}
.category-tile-thumbs img + img { border-left: 1px solid var(--line); }
.category-tile-body {
  padding: 0.7rem 0.85rem 0.85rem;
  display: flex; flex-direction: column; gap: 0.25rem;
}
.category-tile-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--cream);
}
.category-tile-count {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--cream-faint);
}

/* ── VISTA: TARJETAS DE UNA CATEGORÍA (tiles con thumb, TASK-070) ── */
.piece-tile-thumb {
  height: 110px;
  background: var(--bg-2);
}
.piece-tile-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top center;
}
.piece-tile-name {
  padding: 0.65rem 0.8rem 0.8rem;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cream);
}

/* ── PANEL DE CONTROLES ── */
.controls-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.controls-panel section + section {
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
}
.section-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream-faint);
  margin-bottom: 0.9rem;
}
.field-row { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 0.9rem; }
.field-row:last-child { margin-bottom: 0; }
.field-label {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--cream);
}
.field-note {
  font-size: 0.72rem;
  color: var(--cream-faint);
  font-style: italic;
}
.field-input, .field-select, textarea.field-input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.88rem;
  padding: 0.6rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--cream);
}
.field-input:focus, .field-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent), transparent 80%);
}
textarea.field-input { resize: vertical; min-height: 4.5rem; }
.field-input:disabled, .field-select:disabled {
  opacity: 0.5; cursor: not-allowed;
}
.field-color-row { display: flex; align-items: center; gap: 0.6rem; }
.field-color-row input[type="color"] {
  width: 44px; height: 38px; flex-shrink: 0;
  border: 1px solid var(--line-strong); border-radius: 6px;
  padding: 2px; background: var(--bg); cursor: pointer;
}
.field-color-row .field-input { flex: 1; font-family: var(--font-mono); font-size: 0.8rem; }

/* Badges de tier requerido */
.badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}
.badge-free { background: color-mix(in oklab, var(--accent), white 78%); color: var(--gold-deep); }
.badge-pro { background: var(--cream); color: var(--bg); }

/* Overlay de bloqueo */
.locked-overlay {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 0.85rem;
  border-radius: 6px;
  border: 1px dashed var(--line-strong);
  background: var(--bg-2);
  font-size: 0.8rem;
  color: var(--cream-dim);
}
.locked-overlay a, .locked-overlay button.link-cta {
  color: var(--accent);
  text-decoration: underline;
  font-weight: 500;
  background: none; border: none; padding: 0; font-size: inherit; font-family: inherit;
}

/* ── CHIPS (scene/effect, U3 carta-taller) ── */
.chip-group {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.chip-toggle {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.02em;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--cream-dim);
  transition: all 0.2s;
}
.chip-toggle:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.chip-toggle.active {
  background: var(--cream);
  color: var(--bg);
  border-color: var(--cream);
}
.chip-toggle:disabled { opacity: 0.45; cursor: not-allowed; }
.chip-motion { font-size: 0.65rem; opacity: 0.7; }

/* ── SELECT DE FUENTE (preview tipográfico, U3 carta-taller) ── */
.field-select-font { font-size: 1rem; }
.field-select-font option { font-size: 1rem; }

/* ── PALETAS ── */
.palettes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.6rem;
}
.palette-swatch {
  display: flex; flex-direction: column; gap: 0.4rem;
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  text-align: left;
  transition: border-color 0.2s, transform 0.15s;
}
.palette-swatch:hover:not(:disabled) { border-color: var(--accent); transform: translateY(-1px); }
.palette-swatch.active { border-color: var(--accent); box-shadow: 0 0 0 2px color-mix(in oklab, var(--accent), transparent 70%); }
.palette-swatch:disabled, .palette-swatch.locked { opacity: 0.45; cursor: not-allowed; }
.swatch-colors { display: flex; height: 26px; border-radius: 4px; overflow: hidden; }
.swatch-bg, .swatch-acc { flex: 1; }
.swatch-name { font-size: 0.72rem; font-weight: 600; }
.swatch-emotion { font-size: 0.64rem; color: var(--cream-faint); line-height: 1.3; }

/* ── PREVIEW ── */
.preview-panel {
  display: flex; flex-direction: column; gap: 1rem;
  position: sticky;
  top: 5.5rem;
  min-width: 0;
}

/* ── TOGGLE DE DISPOSITIVO (móvil/escritorio) — TASK-061 ── */
.device-toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 0.6rem;
}
.device-toggle {
  display: inline-flex;
  padding: 0.2rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--bg-2);
  gap: 0.2rem;
}
.device-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.03em;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--cream-dim);
  transition: background 0.2s, color 0.2s;
}
.device-btn:hover { color: var(--accent); }
.device-btn.active {
  background: var(--cream);
  color: var(--bg);
}

/* Escenario: contiene los dos marcos; solo uno visible según data-device.
   La transición es de opacidad (barata, sin reflow del layout) para que el
   cambio de marco se sienta suave sin costar fps. */
.device-stage {
  position: relative;
  min-width: 0;
}
.device-stage .phone-frame,
.device-stage .desktop-frame {
  display: none;
  animation: device-fade-in 0.2s ease-out;
}
.device-stage[data-device="mobile"] .phone-frame { display: block; }
.device-stage[data-device="desktop"] .desktop-frame { display: block; }
@keyframes device-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .device-stage .phone-frame,
  .device-stage .desktop-frame { animation: none; }
}

/* ── MARCO MÓVIL (bisel de teléfono, CSS puro) ── */
.phone-frame {
  width: min(100%, 300px);
  margin: 0 auto;
  padding: 14px 10px;
  background: var(--cream);
  border-radius: 34px;
  box-shadow: 0 20px 60px -30px rgba(42, 38, 31, 0.35), inset 0 0 0 2px rgba(255,255,255,0.06);
  position: relative;
}
.phone-notch {
  position: absolute;
  top: 14px; left: 50%;
  transform: translateX(-50%);
  width: 90px; height: 18px;
  background: var(--cream);
  border-radius: 0 0 12px 12px;
  z-index: 2;
}
.phone-notch::before {
  content: "";
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 34px; height: 4px;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
}
.phone-browser-bar {
  background: var(--bg-2);
  border-radius: 10px 10px 0 0;
  padding: 0.85rem 0.7rem 0.35rem;
  border: 1px solid var(--line);
  border-bottom: none;
}
.phone-url {
  font-family: var(--font-mono); font-size: 0.62rem;
  color: var(--cream-faint);
  text-align: center;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  background: var(--bg);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
}
.phone-screen {
  background: #efe9dd;
  border: 1px solid var(--line);
  border-top: none;
  overflow: hidden;
}
.phone-home-bar {
  width: 110px; height: 4px;
  margin: 10px auto 2px;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
}
.phone-frame .preview-iframe-inner {
  width: 375px;
  height: 667px;
  max-width: 100%;
  border: none;
  display: block;
  background: #efe9dd;
}
@media (max-width: 420px) {
  .phone-frame .preview-iframe-inner { width: 100%; }
}

/* ── MARCO ESCRITORIO (ventana de navegador + base de notebook) ── */
.desktop-frame {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden; /* evita scroll horizontal si el scaler no cupo aún */
}
.desktop-scaler {
  width: 1280px;
  transform-origin: top left;
}
.desktop-browser-frame {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 20px 60px -30px rgba(42, 38, 31, 0.25);
}
.browser-bar {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.6rem 0.8rem;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.browser-dots { display: flex; gap: 0.35rem; }
.browser-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.browser-url {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--cream-faint);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  flex: 1;
}
.desktop-frame .preview-iframe-inner {
  width: 1280px;
  height: 800px;
  border: none;
  display: block;
  background: #efe9dd;
}
.laptop-base {
  width: 1360px;
  height: 22px;
  margin: 0 auto;
  margin-left: -40px;
  background: linear-gradient(180deg, var(--cream) 0%, var(--cream-dim) 100%);
  border-radius: 0 0 16px 16px;
  position: relative;
}
.laptop-base::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 120px; height: 6px;
  border-radius: 0 0 6px 6px;
  background: rgba(255,255,255,0.14);
}

.share-row {
  display: flex; flex-direction: column; gap: 0.6rem;
  padding: 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
}
.share-url-value {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--cream-dim);
  overflow-wrap: anywhere;
  padding: 0.5rem 0.65rem;
  background: var(--bg-2);
  border-radius: 6px;
  border: 1px solid var(--line);
}
.share-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }

/* ── BOTONES ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.76rem;
  letter-spacing: 0.06em;
  padding: 0.75rem 1.2rem; border-radius: 6px;
  background: var(--accent); color: #fff;
  border: 1px solid var(--accent);
  transition: transform 0.2s, filter 0.2s;
}
.btn:hover:not(:disabled) { filter: brightness(1.08); transform: translateY(-1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-ghost {
  background: transparent; color: var(--cream);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn-placeholder {
  background: var(--bg-2); color: var(--cream-faint);
  border: 1px dashed var(--line-strong);
  cursor: not-allowed;
}

/* ── GUARDAR: hint + resultado (TASK-064) ── */
.save-hint {
  font-size: 0.78rem;
  color: var(--cream-faint);
  line-height: 1.5;
}
.save-hint a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.save-result {
  margin-top: 0.4rem;
  padding: 1rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--accent), transparent 65%);
  background: color-mix(in oklab, var(--accent), white 92%);
}
.save-result-head {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.76rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.8rem;
}
.save-result-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 0.68rem;
}
.save-result-body {
  display: flex; gap: 1rem; align-items: flex-start;
}
.save-result-qr {
  flex-shrink: 0;
  width: 96px; height: 96px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px;
  display: flex; align-items: center; justify-content: center;
}
.save-result-qr svg { width: 100%; height: 100%; }
.save-result-info {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 0.6rem;
}

@media (max-width: 480px) {
  .save-result-body { flex-direction: column; }
  .save-result-qr { width: 84px; height: 84px; }
}

/* ── ESTADOS VACÍOS ── */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.5rem; padding: 2.5rem 1rem; text-align: center;
  color: var(--cream-faint);
}
.empty-state-icon { font-size: 1.6rem; }
.empty-state-text { font-size: 0.85rem; }

/* ── TOAST ── */
.toast {
  position: fixed; bottom: 1.5rem; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--cream); color: var(--bg);
  font-family: var(--font-mono); font-size: 0.78rem;
  padding: 0.7rem 1.1rem; border-radius: 999px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  z-index: 100;
}
.toast.visible {
  opacity: 1; transform: translateX(-50%) translateY(0);
}

/* ── RESPONSIVE: en móvil, preview arriba / controles abajo ── */
@media (max-width: 959px) {
  .taller-main { padding-top: 0.5rem; }
  .preview-panel { position: static; order: -1; }
}