/* Reels Studio — branding IRREEMPLAZABLE / Vive Creativo (BRAND_SPEC v1)
   Territorio editorial-futurista en claro: fondo Hueso, tinta, acento Señal.
   Sin itálicas. Títulos Barlow Condensed 900 MAYÚSCULAS. Etiquetas mono [ ASÍ ]. */
:root {
  --tinta: #0E0E13;
  --tinta-2: #16161D;
  --hueso: #F4F0E6;
  --papel: #FBF8F1;
  --senal: #FF4D2E;
  --senal-suave: #FF4D2E14;
  --ultravioleta: #7B6CFF;
  --grafito: #8A8A93;
  --linea: rgba(138, 138, 147, 0.28);

  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Barlow', -apple-system, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;

  --text-base: clamp(0.95rem, 0.9rem + 0.2vw, 1.06rem);
  --space: clamp(1rem, 0.8rem + 1vw, 2rem);
  --radius: 14px;
  --duration: 200ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { color-scheme: light; }
body {
  background: var(--hueso);
  color: var(--tinta);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  min-height: 100vh;
}
.hidden { display: none !important; }
.mono { font-family: var(--font-mono); font-size: 0.85em; }
.spacer { flex: 1; }

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-style: normal;
}

/* Cursor de marca ▌ */
.cursor-mark { color: var(--senal); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Kicker mono de identidad: [ ETIQUETA ] */
.kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--grafito);
}

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: var(--space);
  background:
    radial-gradient(ellipse 55% 40% at 75% 8%, rgba(255, 77, 46, 0.07), transparent),
    radial-gradient(ellipse 45% 35% at 15% 90%, rgba(123, 108, 255, 0.07), transparent),
    var(--hueso);
}
.login-card {
  width: min(420px, 100%); background: var(--papel);
  border: 1px solid var(--linea); border-radius: var(--radius);
  padding: calc(var(--space) * 1.6); display: flex; flex-direction: column; gap: 0.85rem;
}
.login-brand { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.24em; color: var(--grafito); text-transform: uppercase; }
.login-card h1 { font-size: 2.6rem; line-height: 1; }
.login-sub { color: var(--grafito); font-size: 0.9rem; margin-bottom: 0.5rem; }
.login-card label { font-size: 0.82rem; color: var(--grafito); }
.login-error { color: var(--senal); font-size: 0.85rem; min-height: 1.2em; }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; gap: var(--space);
  padding: 0.75rem var(--space); border-bottom: 1px solid var(--linea);
  background: var(--hueso); position: sticky; top: 0; z-index: 10; flex-wrap: wrap;
}
.topbar-brand { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark {
  width: 40px; height: 40px; display: grid; place-items: center;
  background: var(--tinta); color: var(--senal);
  font-family: var(--font-display); font-weight: 900; font-size: 1.3rem;
  border-radius: 10px;
}
.topbar-brand strong {
  font-family: var(--font-display); font-weight: 900; text-transform: uppercase;
  font-size: 1.25rem; display: block; line-height: 1.05; letter-spacing: 0.01em;
}
.brand-sub { font-family: var(--font-mono); font-size: 0.62rem; color: var(--grafito); letter-spacing: 0.2em; text-transform: uppercase; }
.tabs { display: flex; gap: 0.25rem; margin-inline: auto; }
.tab {
  background: none; border: none; color: var(--grafito); cursor: pointer;
  font-family: var(--font-display); font-weight: 600; text-transform: uppercase;
  font-size: 1.02rem; letter-spacing: 0.05em;
  padding: 0.45rem 1rem; border-radius: 10px;
  transition: color var(--duration), background var(--duration);
}
.tab:hover { color: var(--tinta); background: rgba(14, 14, 19, 0.05); }
.tab.is-active { color: var(--tinta); background: var(--senal-suave); box-shadow: inset 0 -2px 0 var(--senal); }
.tab:focus-visible, .btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--senal); outline-offset: 2px;
}

main { padding: var(--space); max-width: 1180px; margin-inline: auto; }
.tab-panel > .panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  margin-bottom: calc(var(--space) * 0.8); flex-wrap: wrap;
}
h2 { font-size: 1.55rem; }
.hint { color: var(--grafito); font-size: 0.9rem; margin-bottom: 1rem; max-width: 62ch; }

/* ---------- Botones ---------- */
.btn {
  font: inherit; cursor: pointer; border-radius: 999px; padding: 0.55rem 1.25rem;
  border: 1px solid transparent; font-weight: 600;
  transition: transform var(--duration) var(--ease), background var(--duration), border-color var(--duration), color var(--duration);
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--senal); color: var(--hueso); }
.btn-primary:hover { background: #FF6347; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.5; cursor: wait; transform: none; }
.btn-ghost { background: transparent; color: var(--tinta); border-color: var(--linea); }
.btn-ghost:hover { border-color: var(--tinta); }
.btn-danger { background: transparent; color: var(--senal); border-color: rgba(255, 77, 46, 0.4); }
.btn-danger:hover { background: var(--senal-suave); }

/* ---------- Filtros ---------- */
.filters { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.chip {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  cursor: pointer; border-radius: 999px; padding: 0.32rem 0.85rem;
  background: transparent; color: var(--grafito); border: 1px solid var(--linea);
  transition: all var(--duration);
}
.chip:hover { border-color: var(--tinta); color: var(--tinta); }
.chip.is-active { background: var(--tinta); border-color: var(--tinta); color: var(--hueso); }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 0.9rem; }
.card {
  background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radius);
  padding: 1.05rem 1.15rem; cursor: pointer; display: flex; flex-direction: column; gap: 0.55rem;
  transition: border-color var(--duration), transform var(--duration) var(--ease), box-shadow var(--duration);
}
.card:hover {
  border-color: var(--senal); transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(14, 14, 19, 0.09);
}
.card-title { font-family: var(--font-display); font-weight: 900; text-transform: uppercase; font-size: 1.12rem; line-height: 1.15; }
.card-hook { color: var(--tinta); opacity: 0.75; font-size: 0.88rem; }
.card-hook::before { content: '▌ '; color: var(--senal); }
.card-meta { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: auto; }
.badge {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.2rem 0.5rem; border-radius: 6px;
  border: 1px solid var(--linea); color: var(--grafito);
}
.badge::before { content: '[ '; opacity: 0.6; }
.badge::after { content: ' ]'; opacity: 0.6; }
.badge-owner-ALVARO { border-color: var(--tinta); color: var(--tinta); }
.badge-owner-ALICE { border-color: var(--ultravioleta); color: var(--ultravioleta); }
.badge-owner-DUO { border-color: var(--senal); color: var(--senal); }
.badge-cta { background: rgba(14, 14, 19, 0.05); }
.badge-status-publicado { border-color: var(--senal); color: var(--senal); font-weight: 700; }
.badge-status-grabado, .badge-status-editado { border-color: var(--ultravioleta); color: var(--ultravioleta); }
.card-metrics { font-family: var(--font-mono); font-size: 0.72rem; color: var(--grafito); }

/* ---------- Generador ---------- */
.gen-grid { display: grid; grid-template-columns: minmax(300px, 400px) 1fr; gap: var(--space); align-items: start; }
@media (max-width: 900px) { .gen-grid { grid-template-columns: 1fr; } }
.gen-form {
  background: var(--papel); border: 1px solid var(--linea);
  border-radius: var(--radius); padding: 1.2rem;
  display: flex; flex-direction: column; gap: 0.9rem;
}
.ai-status { font-family: var(--font-mono); font-size: 0.72rem; color: var(--grafito); letter-spacing: 0.04em; }
.ai-status.warn { color: var(--senal); }
label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.82rem; color: var(--grafito); }
input, select, textarea {
  font: inherit; color: var(--tinta); background: #FFFFFF;
  border: 1px solid var(--linea); border-radius: 10px; padding: 0.5rem 0.7rem;
  transition: border-color var(--duration);
}
input:hover, select:hover, textarea:hover { border-color: var(--grafito); }
textarea { resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.field-row label { min-width: 0; }
fieldset { border: 1px solid var(--linea); border-radius: 10px; padding: 0.7rem; }
legend { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--grafito); padding-inline: 0.4rem; }
.refs-pick-list { display: flex; flex-direction: column; gap: 0.35rem; max-height: 180px; overflow-y: auto; }
.refs-pick-list label { flex-direction: row; align-items: center; gap: 0.5rem; font-size: 0.83rem; color: var(--tinta); }
.refs-pick-list input { accent-color: var(--senal); }

/* ---------- La hoja (guion) ---------- */
.gen-output { min-width: 0; }
.gen-output-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.8rem; gap: 0.6rem; flex-wrap: wrap; }
.gen-actions { display: flex; gap: 0.5rem; }

.paper {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--papel) 100%);
  border: 1px solid var(--linea);
  border-radius: 4px 4px var(--radius) var(--radius);
  border-top: 3px solid var(--senal);
  box-shadow: 0 1px 2px rgba(14, 14, 19, 0.06), 0 16px 40px rgba(14, 14, 19, 0.1);
  padding: clamp(1.4rem, 1rem + 2vw, 2.6rem);
  min-height: 320px; max-height: 72vh; overflow-y: auto;
  font-size: clamp(1.02rem, 0.95rem + 0.45vw, 1.28rem);
  line-height: 1.65;
}
.paper.is-empty { display: grid; place-items: center; color: var(--grafito); font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; }
.paper .line {
  opacity: 0; translate: 0 10px;
  animation: lineIn 520ms var(--ease) forwards;
  animation-delay: calc(min(var(--i), 28) * 95ms);
  margin-bottom: 0.35em;
  overflow-wrap: break-word;
}
@keyframes lineIn { to { opacity: 1; translate: 0 0; } }
.paper h3 {
  font-size: 1.5em; line-height: 1.1; margin: 0.9em 0 0.45em;
  padding-bottom: 0.25em; border-bottom: 1px solid var(--linea);
}
.paper h3:first-child { margin-top: 0; }
.paper h3::before { content: '▌ '; color: var(--senal); }
.paper .tc {
  display: inline-block; font-family: var(--font-mono); font-size: 0.68em;
  letter-spacing: 0.1em; color: var(--senal); font-weight: 700;
  background: var(--senal-suave); border-radius: 6px; padding: 0.1em 0.5em;
  margin-right: 0.45em;
}
.paper strong { font-weight: 700; }
.paper .writing { color: var(--grafito); font-family: var(--font-mono); font-size: 0.75em; letter-spacing: 0.14em; text-transform: uppercase; }
.paper .writing::after { content: '▌'; color: var(--senal); animation: blink 1.1s steps(1) infinite; }

/* Modo lectura (teleprompter) */
.reader {
  width: 100vw; height: 100vh; max-width: 100vw; max-height: 100vh;
  border: none; border-radius: 0; padding: 0;
  background: var(--hueso); color: var(--tinta);
}
.reader::backdrop { background: var(--hueso); }
.reader-inner { max-width: 880px; margin-inline: auto; padding: clamp(1.5rem, 4vw, 4rem); }
.reader-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  position: sticky; top: 0; background: var(--hueso); padding-block: 0.8rem;
  border-bottom: 1px solid var(--linea); margin-bottom: 1.5rem; z-index: 2;
}
.reader-head h2 { font-size: 1.3rem; }
.reader .paper {
  max-height: none; box-shadow: none; border: none; border-top: 3px solid var(--senal);
  background: transparent; border-radius: 0;
  font-size: clamp(1.35rem, 1.1rem + 1.4vw, 2rem); line-height: 1.7;
}

/* ---------- Editor (dialog) ---------- */
.editor {
  width: min(780px, calc(100vw - 2rem)); max-height: calc(100vh - 3rem);
  background: var(--papel); color: var(--tinta);
  border: 1px solid var(--linea); border-radius: var(--radius); padding: 0;
}
.editor::backdrop { background: rgba(14, 14, 19, 0.5); backdrop-filter: blur(3px); }
.editor form { display: flex; flex-direction: column; gap: 0.75rem; padding: 1.3rem; }
.editor-head { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; }
.editor-head .head-actions { display: flex; gap: 0.5rem; align-items: center; }
.editor-actions { display: flex; gap: 0.5rem; margin-top: 0.4rem; }
.metrics-row { grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 1.2rem; left: 50%; translate: -50% 0;
  background: var(--tinta); color: var(--hueso);
  padding: 0.6rem 1.3rem; border-radius: 999px;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em;
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration), translate var(--duration) var(--ease);
  z-index: 50;
}
.toast.show { opacity: 1; translate: -50% -6px; }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-delay: 0ms !important; }
}