/* ============================================================
   Pietador Radio · Editorial Radio Noir
   ============================================================
   Sistema de diseño:
     - Paleta noir editorial: papel quemado + cremoso + ámbar transmisor.
     - Tipografía: Fraunces (display), Inter (UI), JetBrains Mono (datos).
     - Sin sombras: jerarquía por contraste, tipografía y hairlines 1px.
     - Motion: ease-out-expo (el de iOS), durations 180/320/520 ms.
     - Escala 4pt, contraste AA mínimo, responsive fluido.
   ============================================================ */

/* ---------- fuentes self-hosted (CSP-compatibles) ------------ */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/inter-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/inter-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/inter-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/inter-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/fraunces-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/fraunces-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/fraunces-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2");
}

/* ---------- design tokens ------------------------------------ */
/* :root define el tema OSCURO (base).
   [data-theme="light"] sobre-escribe los tokens semánticos para tema claro.
   El switch se hace via JS (anti-FOUC inline en <head>) y se persiste en
   localStorage como 'pietador-theme'. Si nunca se ha elegido, se respeta
   prefers-color-scheme del sistema. */
:root {
  /* color · superficies */
  --color-ink:        #0a0908;  /* fondo página, papel quemado */
  --color-ink-2:      #14110f;  /* surface elevada (cards) */
  --color-ink-3:      #1d1916;  /* hover / surface elevada 2 */
  --color-ink-4:      #2a221e;  /* surface elevada 3 (modal panel) */
  --color-rule:       #2c2622;  /* hairline visible 1px */
  --color-rule-soft:  #1d1916;  /* hairline casi invisible */

  /* color · tipografía */
  --color-paper:      #f5efe6;  /* texto principal (≈14:1) */
  --color-paper-2:    #cfc7b9;  /* texto secundario (≈10:1) */
  --color-paper-3:    #9b938a;  /* muted (≈5.2:1) */
  --color-paper-4:    #6c655e;  /* muted más opaco (≈3.6:1) — solo labels muy chicos */

  /* color · acentos */
  --color-ember:        #e94f1d;  /* ámbar transmisor — accent principal */
  --color-ember-hi:     #ff6a3c;  /* hover */
  --color-ember-soft:   rgba(233, 79, 29, 0.10);
  --color-ember-glow:   rgba(233, 79, 29, 0.22);
  --color-amber:        #d4a447;  /* señal AM, advertencias */
  --color-amber-soft:   rgba(212, 164, 71, 0.12);
  --color-pulse:        #5eb389;  /* ok / verde mate (no #22c55e estridente) */
  --color-pulse-soft:   rgba(94, 179, 137, 0.12);
  --color-fault:        #d97070;  /* error mate */
  --color-fault-soft:   rgba(217, 112, 112, 0.12);
  --color-sky:          #7eb6c4;  /* link mate */

  /* tipografía */
  --font-display: "Fraunces", Georgia, "Times New Roman", Times, serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
                  Roboto, "Helvetica Neue", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo,
                  Consolas, monospace;

  /* escala tipográfica (fuerte, estilo editorial) */
  --fs-display-1: clamp(44px, 6.5vw, 80px);
  --fs-display-2: clamp(32px, 4vw, 48px);
  --fs-title:     28px;
  --fs-subtitle:  20px;
  --fs-body-lg:   17px;
  --fs-body:      15px;
  --fs-small:     13px;
  --fs-tiny:      11px;

  /* line-heights */
  --lh-tight: 1.04;
  --lh-snug:  1.22;
  --lh-body:  1.55;

  /* tracking */
  --tracking-tight:     -0.025em;
  --tracking-display:   -0.035em;
  --tracking-caps:       0.12em;
  --tracking-caps-tight: 0.06em;

  /* espaciado · escala 4pt */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* radius */
  --radius-1: 2px;     /* chips/tags */
  --radius-2: 8px;     /* inputs */
  --radius-3: 12px;    /* botones */
  --radius-4: 20px;    /* cards */
  --radius-full: 999px;

  /* motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 180ms;
  --dur-mid:  320ms;
  --dur-slow: 520ms;

  /* layout */
  --container: 1240px;
  --container-narrow: 720px;
}

/* ---------- light theme (Editorial Radio Day) --------------- */
/* Mantiene la misma personalidad editorial: papel cremoso + tinta noche
   + ámbar transmisor (ligeramente más profundo para AA sobre papel). */
[data-theme="light"] {
  /* color · superficies (papel) */
  --color-ink:        #ece5d6;  /* fondo página, papel cremoso */
  --color-ink-2:      #fbf5e9;  /* surface elevada (cards), papel limpio */
  --color-ink-3:      #e2d8c4;  /* hover */
  --color-ink-4:      #d9cfb9;  /* modal panel */
  --color-rule:       #c8bea8;  /* hairline visible */
  --color-rule-soft:  #dccfb6;  /* hairline casi invisible */

  /* color · tipografía (tinta) */
  --color-paper:      #1a1411;  /* texto principal (≈15:1) */
  --color-paper-2:    #3d3530;  /* secundario (≈10:1) */
  --color-paper-3:    #6c6359;  /* muted (≈5.5:1 — AA body OK) */
  --color-paper-4:    #98907d;  /* muted más opaco (solo labels chicos, AA large) */

  /* color · acentos (más profundos para AA sobre papel) */
  --color-ember:        #b8330a;  /* ámbar transmisor más cargado */
  --color-ember-hi:     #d9521f;
  --color-ember-soft:   rgba(184, 51, 10, 0.10);
  --color-ember-glow:   rgba(184, 51, 10, 0.18);
  --color-amber:        #8f6a1f;
  --color-amber-soft:   rgba(143, 106, 31, 0.14);
  --color-pulse:        #2e7a55;
  --color-pulse-soft:   rgba(46, 122, 85, 0.14);
  --color-fault:        #b54848;
  --color-fault-soft:   rgba(181, 72, 72, 0.10);
  --color-sky:          #3f7383;
}

/* ---------- reset ------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  color-scheme: dark;
  transition: background var(--dur-mid) var(--ease),
              color var(--dur-mid) var(--ease);
}
html[data-theme="light"] { color-scheme: light; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-feature-settings: "ss01" on, "cv11" on;
}

::selection { background: var(--color-ember); color: var(--color-ink); }

/* atenuar focus para mouse, mantener para teclado (AA) */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-ember);
  outline-offset: 2px;
  border-radius: var(--radius-2);
}

/* ---------- utilidades --------------------------------------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-5) var(--space-5);
}
.hidden { display: none !important; }

/* ============================================================
   HERO + HEADER
   ============================================================ */
.hero {
  position: relative;
  border-bottom: 1px solid var(--color-rule);
  background:
    radial-gradient(60% 80% at 90% 10%,
      var(--color-ember-glow) 0%,
      transparent 55%),
    linear-gradient(180deg,
      var(--color-ink-2) 0%,
      var(--color-ink) 100%);
  overflow: hidden;
}
.hero::after {
  /* hairline sutil de "vinilo" en la base del hero */
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent, var(--color-ember) 20%, var(--color-ember) 80%, transparent);
  opacity: 0.35;
}
.hero .container {
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
}
.hero__row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-display-1);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  margin: 0 0 var(--space-3);
  color: var(--color-paper);
  font-variation-settings: "SOFT" 30, "WONK" 1;
}
/* underline tipográfico editorial: subraya solo "Radio" */
.hero h1::after { content: none; }
.hero .lead {
  margin: 0;
  max-width: 56ch;
  color: var(--color-paper-2);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  font-weight: 400;
}
.hero .lead strong {
  color: var(--color-paper);
  font-weight: 600;
}

/* User box: estilo "Apple Account" en esquina */
.user-box {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--color-paper-3);
  letter-spacing: var(--tracking-caps-tight);
  margin-top: 0;
}
.user-box strong {
  color: var(--color-paper);
  font-weight: 500;
}
#userInfo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* ============================================================
   NAV
   ============================================================ */
.main-nav {
  display: flex;
  gap: var(--space-7);
  padding: 0;
  border-bottom: 1px solid var(--color-rule);
  margin-bottom: 0;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-5);
  padding-right: var(--space-5);
  position: sticky;
  top: 0;
  background: var(--color-ink);
  z-index: 10;
  backdrop-filter: saturate(120%);
}
.nav-btn {
  background: transparent;
  border: none;
  color: var(--color-paper-3);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: var(--space-4) 0;
  cursor: pointer;
  position: relative;
  transition: color var(--dur-fast) var(--ease);
}
.nav-btn:hover { color: var(--color-paper); }
.nav-btn.active { color: var(--color-paper); }
.nav-btn.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--color-ember);
  transition: transform var(--dur-mid) var(--ease);
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--color-ink-2);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-4);
  padding: var(--space-6);
  margin-bottom: var(--space-5);
  position: relative;
}
.card > h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-display-2);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-display);
  color: var(--color-paper);
  margin: 0 0 var(--space-4);
  font-variation-settings: "SOFT" 50;
}
.card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-subtitle);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 11px 22px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-rule);
  background: transparent;
  color: var(--color-paper);
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--fs-body);
  letter-spacing: -0.005em;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
  text-decoration: none;
}
.btn:hover {
  background: var(--color-ink-3);
  border-color: var(--color-paper-4);
}
.btn:active { transform: scale(0.98); }
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.primary {
  background: var(--color-ember);
  border-color: var(--color-ember);
  color: var(--color-ink);
  font-weight: 600;
}
.btn.primary:hover {
  background: var(--color-ember-hi);
  border-color: var(--color-ember-hi);
}
.btn.primary:disabled {
  background: var(--color-ember);
  border-color: var(--color-ember);
}

.btn.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-paper-2);
}
.btn.ghost:hover {
  background: var(--color-ink-3);
  color: var(--color-paper);
  border-color: transparent;
}

.btn.small {
  padding: 6px 14px;
  font-size: var(--fs-small);
}
.btn.big {
  padding: 14px 28px;
  font-size: var(--fs-body-lg);
}

/* botón con input file oculto (subir programa, subir cuñas, etc.) */
label.btn { cursor: pointer; }
label.btn input[type="file"] { display: none; }

/* ============================================================
   FIELDS / FORMS
   ============================================================ */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field__label {
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  color: var(--color-paper-3);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.field__label small {
  font-family: var(--font-body);
  font-size: var(--fs-tiny);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--color-paper-3);
}
.field__label a {
  color: var(--color-sky);
  text-decoration: none;
  font-size: var(--fs-tiny);
  font-family: var(--font-body);
  letter-spacing: 0;
  text-transform: none;
}
.field__label a:hover { text-decoration: underline; }
.field__hint {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-paper-3);
  font-size: var(--fs-tiny);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="date"],
.field input[type="number"],
.field select,
.field textarea {
  background: transparent;
  color: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-2);
  padding: 11px 14px;
  font-size: var(--fs-body);
  font-family: var(--font-body);
  font-weight: 400;
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease);
}
.field input::placeholder { color: var(--color-paper-4); }
.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: var(--color-paper-4);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-ember);
  background: var(--color-ink-2);
}
.field input[type="date"] { color-scheme: dark; }

input[type="range"] { accent-color: var(--color-ember); }
input[type="checkbox"] { accent-color: var(--color-ember); }

/* ============================================================
   AUTH (login / registro)
   ============================================================ */
.auth-screen {
  max-width: 460px;
  padding-top: var(--space-8);
  padding-bottom: var(--space-9);
}
.auth-card {
  padding: var(--space-7) var(--space-6);
}
.auth-tabs {
  display: flex;
  gap: var(--space-6);
  border-bottom: 1px solid var(--color-rule);
  margin-bottom: var(--space-6);
}
.auth-tab {
  background: transparent;
  border: none;
  color: var(--color-paper-3);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 500;
  padding: var(--space-3) 0;
  cursor: pointer;
  position: relative;
  transition: color var(--dur-fast) var(--ease);
}
.auth-tab:hover { color: var(--color-paper); }
.auth-tab.active { color: var(--color-paper); }
.auth-tab.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--color-ember);
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.auth-form .btn.primary {
  margin-top: var(--space-2);
}
.auth-info {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--color-ember-soft);
  border-left: 2px solid var(--color-ember);
  border-radius: var(--radius-2);
  color: var(--color-paper-2);
  font-size: var(--fs-small);
  line-height: var(--lh-body);
}
.auth-info strong { color: var(--color-paper); font-weight: 600; }
.auth-error {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--color-fault-soft);
  border-left: 2px solid var(--color-fault);
  border-radius: var(--radius-2);
  color: var(--color-fault);
  font-size: var(--fs-small);
  font-weight: 500;
}

/* ============================================================
   ERROR / PROGRESS
   ============================================================ */
.error {
  margin-top: var(--space-4);
  color: var(--color-fault);
  font-weight: 500;
  font-size: var(--fs-small);
}

.progress {
  margin-top: var(--space-4);
}
.progress__bar {
  background: var(--color-ink-3);
  border-radius: var(--radius-full);
  height: 4px;
  overflow: hidden;
  border: 1px solid var(--color-rule-soft);
}
.progress__bar > div {
  height: 100%;
  background: var(--color-ember);
  width: 0;
  transition: width var(--dur-slow) var(--ease);
}
#progressMessage {
  color: var(--color-paper-3);
  font-size: var(--fs-tiny);
  font-family: var(--font-mono);
  margin: var(--space-2) 0 0;
  letter-spacing: var(--tracking-caps-tight);
}

/* ============================================================
   TABLES (genéricas)
   ============================================================ */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}
thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--color-paper-3);
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  background: transparent;
}
tbody td {
  padding: var(--space-4) var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
  vertical-align: middle;
}
tbody tr {
  transition: background var(--dur-fast) var(--ease);
}
tbody tr:hover { background: var(--color-ember-soft); }
tbody tr.selected { background: var(--color-ember-soft); }
tbody tr:last-child td { border-bottom: none; }

/* ============================================================
   TAGS (estados, roles)
   ============================================================ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-1);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  border: 1px solid currentColor;
  background: transparent;
}
.tag.commercial { color: var(--color-ember); }
.tag.candidate  { color: var(--color-paper-3); }
.tag.role-admin       { color: var(--color-ember); }
.tag.role-developer   { color: var(--color-sky); }
.tag.status-approved  { color: var(--color-pulse); }

.role-select {
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 3px 8px;
  border-radius: var(--radius-1);
  border: 1px solid var(--color-paper-3);
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.role-select:hover  { border-color: var(--color-ember); }
.role-select:focus  { outline: none; border-color: var(--color-ember); }
.tag.status-pending   { color: var(--color-amber); }
.tag.status-rejected  { color: var(--color-fault); }

.tag-analyzed,
.tag-pending,
.tag-analyzing {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-1);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  border: 1px solid currentColor;
}
.tag-analyzed  { color: var(--color-pulse); }
.tag-pending   { color: var(--color-paper-3); }
.tag-analyzing {
  color: var(--color-amber);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.5; }
}

.confidence {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--radius-1);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps-tight);
  border: 1px solid currentColor;
  color: var(--color-pulse);
}
.confidence.medium { color: var(--color-amber); }
.confidence.low    { color: var(--color-fault); }

.repeat-badge {
  display: inline-block;
  color: var(--color-ember);
  border: 1px solid var(--color-ember);
  border-radius: var(--radius-1);
  padding: 2px 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps-tight);
}
.repeat-badge.zero {
  border-color: var(--color-rule);
  color: var(--color-paper-4);
}

/* ============================================================
   AUDIO PLAYER
   ============================================================ */
#player,
audio.seg-player {
  width: 100%;
  margin-bottom: var(--space-4);
  filter: invert(0.92) hue-rotate(180deg);
  border-radius: var(--radius-2);
}
[data-theme="light"] #player,
[data-theme="light"] audio.seg-player {
  filter: none;
}
audio.seg-player {
  max-width: 260px;
  height: 32px;
  margin-bottom: 0;
}

/* ============================================================
   USER BOX en hero (logout, admin)
   ============================================================ */
#userBox .tag {
  font-size: 9px;
  padding: 2px 7px;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: var(--space-5);
  backdrop-filter: blur(8px);
  animation: fade-in var(--dur-mid) var(--ease);
}
@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.modal.hidden { display: none; }
.modal__panel {
  background: var(--color-ink-2);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-4);
  width: 100%;
  max-width: 820px;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: slide-up var(--dur-mid) var(--ease);
}
@keyframes slide-up {
  from { transform: translateY(16px); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}
.modal__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-rule);
}
.modal__head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-subtitle);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}
.modal__body {
  padding: var(--space-5) var(--space-6);
  overflow-y: auto;
  overflow-x: auto;
}

/* ============================================================
   BIBLIOTECA (clientes + cuñas)
   ============================================================ */
.library-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}
.library-head > div { max-width: 60ch; }
.library-head h2 { margin: 0 0 var(--space-2); }
.library-sub {
  color: var(--color-paper-2);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  margin: 0;
  max-width: 60ch;
}
.library-sub strong {
  color: var(--color-paper);
  font-weight: 600;
}
.library-empty {
  color: var(--color-paper-3);
  text-align: center;
  padding: var(--space-7) 0;
  font-size: var(--fs-body);
  font-style: italic;
}

/* Form inline para crear cliente */
.new-client-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-5) 0;
  padding: var(--space-5);
  background: var(--color-ember-soft);
  border: 1px solid var(--color-ember);
  border-radius: var(--radius-3);
}
.new-client-form input[type="text"] {
  background: var(--color-ink);
  color: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-2);
  padding: 11px 14px;
  font-size: var(--fs-body);
  font-family: var(--font-body);
}
.new-client-form input:focus {
  outline: none;
  border-color: var(--color-ember);
}
.new-client-form__actions {
  display: flex;
  gap: var(--space-2);
}

.shows-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.shows-row__label {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-weight: 500;
  text-transform: uppercase;
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps);
}
.show-check {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  transition: all var(--dur-fast) var(--ease);
}
.show-check:hover { border-color: var(--color-paper-4); }
.show-check:has(input:checked) {
  background: var(--color-ember-soft);
  border-color: var(--color-ember);
  color: var(--color-paper);
}
.shows-row.invalid .show-check {
  border-color: var(--color-fault);
  animation: shake 0.3s var(--ease);
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25%      { transform: translateX(-4px); }
  75%      { transform: translateX(4px); }
}
.required-mark { color: var(--color-fault); margin-left: 2px; }
.new-client-form__error {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--color-fault-soft);
  border-left: 2px solid var(--color-fault);
  border-radius: var(--radius-2);
  color: var(--color-fault);
  font-size: var(--fs-small);
  font-weight: 500;
}

.clients-list {
  display: grid;
  gap: var(--space-3);
}

.client-card {
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-3);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease);
}
.client-card:hover { border-color: var(--color-paper-4); }
.client-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.client-card__head h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-subtitle);
  letter-spacing: var(--tracking-tight);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}
.client-card__title-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}
.client-card__count {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps-tight);
  color: var(--color-ember);
  border: 1px solid var(--color-ember);
  border-radius: var(--radius-1);
  padding: 2px 8px;
}
.client-card__actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.upload-cunyas-btn {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.upload-cunyas-btn.disabled { pointer-events: none; opacity: 0.4; }

.show-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}
.show-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps-tight);
  padding: 2px 8px;
  border-radius: var(--radius-1);
  border: 1px solid var(--color-rule);
  color: var(--color-paper-2);
}

.cunya-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.cunya-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
  font-size: var(--fs-small);
}
.cunya-row:last-child { border-bottom: none; }
.cunya-row--empty {
  display: block;
  text-align: center;
  color: var(--color-paper-3);
  font-style: italic;
  padding: var(--space-4);
}
.cunya-row__name { word-break: break-word; color: var(--color-paper); }
.cunya-row__dur {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  min-width: 50px;
  text-align: right;
  letter-spacing: var(--tracking-caps-tight);
}
.cunya-row__player { max-width: 220px; height: 28px; }

/* ============================================================
   PROGRAMS
   ============================================================ */
.programs-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-5) 0;
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-3);
  flex-wrap: wrap;
}
.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
  font-size: var(--fs-body);
  font-weight: 500;
  color: var(--color-paper);
}
.checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-ember);
  cursor: pointer;
}
.selected-count {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
}
.toolbar-spacer { flex: 1; }
.programs-toolbar .btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.programs-list {
  display: grid;
  gap: var(--space-3);
}

.program-card {
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-3);
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease);
}
.program-card:hover { border-color: var(--color-paper-4); }
.program-card--analyzed {
  border-color: var(--color-pulse);
  background: var(--color-pulse-soft);
}
.program-card--analyzed .program-card__title { color: var(--color-paper); }
.program-card--analyzing {
  border-color: var(--color-amber);
  background: var(--color-amber-soft);
}

.program-card__header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: center;
}
@media (max-width: 720px) {
  .program-card__header {
    grid-template-columns: auto 1fr;
  }
  .program-card__actions {
    grid-column: 2;
    justify-self: end;
  }
}
.program-card__check {
  display: flex;
  align-items: center;
  justify-content: center;
}
.program-card__check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-ember);
  cursor: pointer;
}
.program-card__main { min-width: 0; }
.program-card__title-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.program-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-subtitle);
  letter-spacing: var(--tracking-tight);
  word-break: break-word;
  color: var(--color-paper);
}
.program-card__meta {
  margin-top: var(--space-1);
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}
.program-card__player {
  margin-top: var(--space-2);
  width: 100%;
  max-width: 360px;
  height: 32px;
  display: block;
}
.program-card__actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-shrink: 0;
}
.program-card__results {
  border-top: 1px solid var(--color-rule);
  padding-top: var(--space-4);
}
.program-card--analyzed .program-card__results {
  border-top-color: var(--color-rule-soft);
}

.upload-status {
  margin: var(--space-3) 0;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border-left: 2px solid var(--color-sky);
  border-radius: var(--radius-2);
  color: var(--color-paper-2);
  font-size: var(--fs-small);
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-caps-tight);
}
.upload-status.error {
  border-left-color: var(--color-fault);
  color: var(--color-fault);
}

/* hits table dentro de program-card */
.hits-loading,
.hits-empty {
  margin: 0;
  color: var(--color-paper-3);
  font-size: var(--fs-small);
  font-style: italic;
  padding: var(--space-3) 0;
}
.hits-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}
.hits-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--color-paper-3);
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  font-weight: 500;
}
.hits-table tbody td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
  vertical-align: middle;
}
.hits-table tbody tr:last-child td { border-bottom: none; }
.hits-table audio.seg-player {
  width: 100%;
  max-width: 200px;
  height: 28px;
  display: block;
}
.dismiss-hit-btn {
  background: transparent;
  border: none;
  color: var(--color-paper-3);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-1);
  transition: color var(--dur-fast) var(--ease);
}
.dismiss-hit-btn:hover { color: var(--color-fault); }

/* ============================================================
   REPORTS
   ============================================================ */
.report-form__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr auto;
  gap: var(--space-3);
  align-items: end;
}
@media (max-width: 720px) {
  .report-form__grid { grid-template-columns: 1fr; }
}

.report-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}
.report-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--color-paper-3);
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  font-weight: 500;
}
.report-table tbody td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
  vertical-align: top;
}
.report-table th,
.report-table td { white-space: nowrap; }
.report-table .times-cell { white-space: normal; }
.report-table .num-cell {
  text-align: center;
  font-weight: 600;
  width: 56px;
  color: var(--color-ember);
  font-family: var(--font-mono);
}
.report-table thead th { text-align: center; }
.report-table thead th:first-child,
.report-table tbody td:first-child { text-align: left; }
.times-cell {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  line-height: var(--lh-body);
  color: var(--color-paper-2);
  font-size: var(--fs-small);
}

.report-total-box {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-4);
  background: transparent;
  border: 1px solid var(--color-ember);
  border-radius: var(--radius-3);
  cursor: help;
}
.report-total-box__label {
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  color: var(--color-ember);
  text-transform: uppercase;
}
.report-total-box__value {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 600;
  line-height: var(--lh-tight);
  color: var(--color-paper);
  font-variant-numeric: tabular-nums;
  letter-spacing: var(--tracking-tight);
}
.report-total-box__sub {
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  color: var(--color-paper-3);
  letter-spacing: var(--tracking-caps-tight);
}

.report-section {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-rule);
}
.report-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.report-section__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}
.report-section__head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-title);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  color: var(--color-paper);
}

.results-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.results-card__head h2 { margin: 0; }
.meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
}

.reports-history {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-3);
  padding: var(--space-3) var(--space-4);
  gap: var(--space-3);
  transition: border-color var(--dur-fast) var(--ease);
}
.history-item:hover { border-color: var(--color-paper-4); }
.history-item__title {
  font-family: var(--font-display);
  font-size: var(--fs-body);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
}
.history-item__meta {
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  color: var(--color-paper-3);
  margin-top: 2px;
  letter-spacing: var(--tracking-caps-tight);
}
.history-item__actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ============================================================
   RESULTS table (aplanada)
   ============================================================ */
.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}
.results-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--color-paper-3);
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  background: transparent;
  font-weight: 500;
}
.results-table tbody td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
  vertical-align: middle;
}
.results-table tbody tr:last-child td { border-bottom: none; }

.client-cell {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-ember);
  font-size: var(--fs-body);
  letter-spacing: var(--tracking-tight);
}
.cunya-cell {
  color: var(--color-paper-3);
  font-size: var(--fs-small);
}
.topic-cell { color: var(--color-paper); }
.program-cell { font-weight: 600; }

.time-cell {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  letter-spacing: var(--tracking-caps-tight);
}

/* search-summary chips */
.search-summary {
  margin: var(--space-3) 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border-left: 2px solid var(--color-ember);
  font-size: var(--fs-small);
  line-height: var(--lh-body);
  color: var(--color-paper-2);
}
.prog-chip {
  display: inline-block;
  font-family: var(--font-mono);
  color: var(--color-ember);
  border: 1px solid var(--color-ember);
  padding: 2px 8px;
  border-radius: var(--radius-1);
  font-size: var(--fs-tiny);
  font-weight: 500;
  margin: 2px 4px 2px 0;
  letter-spacing: var(--tracking-caps-tight);
}

/* ============================================================
   CUÑA BLOCK (resultados por cuña en algunos endpoints)
   ============================================================ */
.cunya-list {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.cunya-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-3);
  align-items: center;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--fs-small);
}
.cunya-name { font-weight: 600; }
.cunya-size {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
}

.cunya-block {
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-3);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.cunya-block__head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-rule-soft);
}
.cunya-block__title {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--fs-small);
  word-break: break-word;
  color: var(--color-paper-3);
  letter-spacing: var(--tracking-caps-tight);
}
.cunya-block__info { min-width: 0; }
.cunya-block__label {
  font-family: var(--font-mono);
  color: var(--color-paper-3);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  margin-right: 4px;
}
.cunya-block__client {
  margin-top: var(--space-1);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.cunya-block__client-name {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-ember);
  font-size: var(--fs-title);
  letter-spacing: var(--tracking-tight);
}
.cunya-block__client-unknown {
  font-style: italic;
  color: var(--color-paper-3);
}
.cunya-block__sub {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  letter-spacing: var(--tracking-caps-tight);
}
.cunya-block__transcript {
  margin-top: var(--space-3);
  font-size: var(--fs-small);
  color: var(--color-paper-3);
}
.cunya-block__transcript summary {
  cursor: pointer;
  color: var(--color-sky);
  font-weight: 500;
  user-select: none;
}
.cunya-block__transcript p {
  margin: var(--space-2) 0 0;
  padding: var(--space-3) var(--space-4);
  background: var(--color-ink-3);
  border-left: 2px solid var(--color-rule);
  border-radius: var(--radius-2);
  line-height: var(--lh-body);
  color: var(--color-paper-2);
}
.empty-hit {
  color: var(--color-paper-3);
  font-style: italic;
  padding: var(--space-4) 0 var(--space-1);
}
.cunya-block table {
  width: 100%;
  border-collapse: collapse;
}

.transcript-cell {
  max-width: 360px;
  font-size: var(--fs-small);
  color: var(--color-paper-3);
  line-height: var(--lh-body);
}
.transcript-cell.expanded { color: var(--color-paper); }
.transcript-cell .more {
  color: var(--color-sky);
  cursor: pointer;
  margin-left: 4px;
}

tbody tr.candidate-row { opacity: 0.55; }
tbody tr.candidate-row:hover { opacity: 1; }

.play-cell { min-width: 240px; }

/* range range / toggle */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
  color: var(--color-paper-3);
}

/* file-drop */
.file-drop {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--color-rule);
  border-radius: var(--radius-3);
  padding: var(--space-7);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease);
  text-align: center;
}
.file-drop:hover,
.file-drop.dragover {
  border-color: var(--color-ember);
  background: var(--color-ember-soft);
}
.file-drop input { display: none; }
.file-drop__label {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-caps-tight);
}
.file-drop__label small {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-paper-4);
  font-size: var(--fs-tiny);
}
.file-drop.has-file .file-drop__label { color: var(--color-paper); }

.file-drop--multi { padding: var(--space-5); }

.hint {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  margin-top: var(--space-4);
  letter-spacing: var(--tracking-caps-tight);
}

/* engine-row */
.engine-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-4);
  align-items: end;
}
@media (max-width: 640px) {
  .engine-row { grid-template-columns: 1fr; }
}

.actions-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-5);
  align-items: end;
}
#groqKeyField.hidden { display: none; }

/* library-status */
.library-status {
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
  margin: 0 0 var(--space-4);
}
.library-status a { color: var(--color-sky); }
.library-status.warn {
  color: var(--color-amber);
  background: transparent;
  border-left: 2px solid var(--color-amber);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-2);
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 60;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-rule);
  background: var(--color-ink-2);
  color: var(--color-paper-2);
  cursor: pointer;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    transform var(--dur-mid) var(--ease);
  font-size: 16px;
  line-height: 1;
}
.theme-toggle:hover {
  background: var(--color-ink-3);
  border-color: var(--color-paper-4);
  color: var(--color-paper);
}
.theme-toggle:active { transform: scale(0.94); }
.theme-toggle__icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  line-height: 1;
  transition: transform var(--dur-mid) var(--ease);
}
.theme-toggle:hover .theme-toggle__icon { transform: rotate(15deg); }
/* Icono según tema activo: ☾ en dark (offer claro), ☀ en light (offer oscuro) */
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: inline-block; }
[data-theme="light"] .theme-toggle .icon-sun  { display: inline-block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ============================================================
   FOOTER
   ============================================================ */
.footnote {
  text-align: center;
  color: var(--color-paper-3);
  font-family: var(--font-mono);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-caps-tight);
  padding-top: var(--space-5);
  padding-bottom: var(--space-7);
  border-top: 1px solid var(--color-rule-soft);
  margin-top: var(--space-7);
}
.footnote a {
  color: var(--color-ember);
  text-decoration: none;
  font-weight: 500;
}
.footnote a:hover { text-decoration: underline; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
  .container { padding: var(--space-4); }
  .hero .container {
    padding-top: var(--space-5);
    padding-bottom: var(--space-5);
  }
  .card { padding: var(--space-5); }
  .main-nav {
    gap: var(--space-5);
    overflow-x: auto;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
  .auth-screen {
    padding-top: var(--space-5);
    padding-bottom: var(--space-7);
  }
  .auth-card { padding: var(--space-5); }
  .library-head { gap: var(--space-3); }
  .library-head .btn { width: 100%; }
  .programs-toolbar .btn { flex: 1; }
  .program-card { padding: var(--space-4); }
  .program-card__title { font-size: var(--fs-body-lg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   Landing / plan público (muro de compra antes del registro)
   ============================================================ */
.landing { padding-top: var(--space-6); padding-bottom: var(--space-8); }
.landing__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-7);
  align-items: start;
}
.landing__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-ember);
  margin: 0 0 var(--space-3);
}
.landing__title {
  font-family: var(--font-display);
  font-size: var(--fs-display-2);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  margin: 0 0 var(--space-4);
}
.landing__sub {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  color: var(--color-paper-2);
  max-width: 52ch;
  margin: 0 0 var(--space-6);
}
.landing__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-3);
}
.landing__features li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--fs-body);
  color: var(--color-paper);
}
.landing__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -1px;
  color: var(--color-pulse);
  font-weight: 700;
}
.landing__plan {
  position: sticky;
  top: var(--space-5);
  text-align: center;
  padding: var(--space-6);
}
.landing__plan-name {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-caps-tight);
  text-transform: uppercase;
  color: var(--color-paper-3);
  margin: 0 0 var(--space-4);
}
.landing__price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.landing__amount {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 600;
  letter-spacing: var(--tracking-display);
  line-height: 1;
}
.landing__per { color: var(--color-paper-3); font-size: var(--fs-body); }
.landing__trial {
  display: inline-block;
  font-size: var(--fs-small);
  color: var(--color-pulse);
  background: var(--color-pulse-soft);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  margin: 0 0 var(--space-5);
}
.landing__cta { width: 100%; margin-bottom: var(--space-3); }
.landing__note {
  font-size: var(--fs-small);
  color: var(--color-paper-3);
  line-height: var(--lh-snug);
  margin: 0 0 var(--space-4);
}
.landing__login {
  font-size: var(--fs-small);
  color: var(--color-paper-3);
  border-top: 1px solid var(--color-rule);
  padding-top: var(--space-4);
  margin: 0;
}
.landing__login a {
  color: var(--color-ember);
  text-decoration: none;
  font-weight: 600;
}
.landing__login a:hover { text-decoration: underline; }

@media (max-width: 760px) {
  .landing__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .landing__plan { position: static; }
}
