/* ═══════════════════════════════════════════════════════
   CIAE Neural Academy v13 — CSS Completo
   Tutores virtuales animados · 9 modos · UI profesional
═══════════════════════════════════════════════════════ */
:root{
  --cna-bg:#07111f;--cna-panel:rgba(15,23,42,.80);--cna-panel2:rgba(30,41,59,.64);
  --cna-border:rgba(148,163,184,.22);--cna-text:#eef6ff;--cna-muted:#9fb2d1;
  --cna-blue:#3b82f6;--cna-violet:#8b5cf6;--cna-cyan:#22d3ee;--cna-pink:#ec4899;
  --cna-radius:24px;--cna-font:Inter,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
.cna-wrap,.cna-wrap *{box-sizing:border-box}
.cna-hidden,.cna-av-hidden{display:none!important}

/* ── WRAP & APP ── */
.cna-wrap{
  width:calc(100vw - 24px);max-width:1860px;
  margin:16px auto;
  font-family:var(--cna-font);color:var(--cna-text);
  /* JS override para romper contenedor Elementor */
  position:relative;box-sizing:border-box;
}
.cna-app{
  width:100%;min-height:calc(100vh - 80px);
  display:grid;grid-template-columns:260px minmax(0,1fr);gap:18px;
  padding:22px;border-radius:36px;
  background:
    radial-gradient(circle at 30% -10%,rgba(59,130,246,.38),transparent 32%),
    radial-gradient(circle at 88% 6%,rgba(139,92,246,.30),transparent 26%),
    linear-gradient(135deg,#07111f 0%,#0a1428 50%,#130f2f 100%);
  box-shadow:0 32px 90px rgba(0,0,0,.42);
  border:1px solid rgba(255,255,255,.07);
  isolation:isolate;
}
.cna-app button,.cna-app textarea,.cna-app input{font-family:inherit}

/* ── LOGIN ── */
.cna-login{min-height:340px;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle,rgba(59,130,246,.12),transparent 60%),#07111f;
  border-radius:32px;font-family:var(--cna-font)}
.cna-login-inner{text-align:center;color:#dbeafe;font-size:18px;line-height:1.7;padding:40px}
.cna-login-inner strong{display:block;font-size:22px;margin:12px 0}

/* ── SIDEBAR ── */
.cna-sidebar{
  min-width:0;background:linear-gradient(180deg,rgba(15,23,42,.90),rgba(2,6,23,.82));
  border:1px solid var(--cna-border);border-radius:28px;padding:20px;
  display:flex;flex-direction:column;gap:16px;overflow:hidden;
}
.cna-brand{display:flex;align-items:center;gap:12px;min-width:0}
.cna-logo{
  width:56px;height:56px;border-radius:17px;flex:0 0 56px;
  background:#fff;
  display:grid;place-items:center;
  box-shadow:0 12px 28px rgba(59,130,246,.36);
  overflow:hidden;padding:3px;
}
.cna-logo img{
  width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;
}
.cna-brand strong{display:block;font-size:24px;line-height:1;color:#fff;letter-spacing:-.02em}
.cna-brand small{display:block;font-size:11px;color:var(--cna-muted);margin-top:3px}
.cna-usercard{
  display:flex;align-items:center;gap:12px;min-width:0;padding:12px;
  border-radius:18px;background:rgba(2,6,23,.46);border:1px solid var(--cna-border);
}
.cna-userav{
  width:42px;height:42px;flex:0 0 42px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#fbbf24,#fb7185,#a78bfa);
  color:#111827;font-weight:900;font-size:18px;
}
.cna-usercard b{display:block;color:#fff;font-size:14px;line-height:1.2;word-break:break-word}
.cna-usercard small{display:block;color:var(--cna-muted);font-size:11px;margin-top:3px}
.cna-nav{display:grid;gap:8px}
.cna-nav button{
  width:100%;border:1px solid transparent;background:rgba(148,163,184,.10);
  color:#dbeafe;text-align:left;padding:12px 15px;border-radius:14px;
  font-size:13.5px;font-weight:700;cursor:pointer;transition:.18s ease;
  display:flex;align-items:center;gap:8px;position:relative;
}
.cna-nav button:hover{background:rgba(59,130,246,.18);border-color:rgba(96,165,250,.26);transform:translateX(2px)}
.cna-nav button.active{background:linear-gradient(135deg,#3b82f6,#7c3aed);box-shadow:0 10px 22px rgba(59,130,246,.30);color:#fff}
.cna-badge{
  background:#ec4899;color:#fff;border-radius:99px;font-size:10px;
  font-weight:900;padding:1px 7px;min-width:18px;text-align:center;
}
.cna-stats{margin-top:auto;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cna-stats span{
  background:rgba(15,23,42,.74);border:1px solid var(--cna-border);
  border-radius:14px;padding:11px 8px;text-align:center;font-size:12px;color:#d9e8ff;
}

/* ── CONTENT ── */
.cna-content{min-width:0;display:flex;flex-direction:column;gap:18px;overflow:visible}

/* ── HERO ── */
.cna-hero{display:grid;grid-template-columns:minmax(0,1fr) 130px;gap:16px;align-items:center}
.cna-live{margin:0 0 8px;color:#7db9ff;font-weight:900;letter-spacing:.14em;font-size:12px;text-transform:uppercase}
.cna-live span{
  display:inline-block;width:8px;height:8px;border-radius:50%;
  background:#3b82f6;box-shadow:0 0 14px #3b82f6;margin-right:8px;
  animation:cna-blink 1.4s infinite;
}
@keyframes cna-blink{50%{opacity:.35}}
.cna-hero h1{margin:0;color:#fff;font-size:clamp(30px,2.8vw,52px);line-height:1.04;letter-spacing:-.05em}
.cna-hero p{margin:10px 0 0;color:#b8c9e6;font-size:clamp(14px,1vw,17px);max-width:900px}
.cna-hero-num{background:rgba(255,255,255,.08);border:1px solid var(--cna-border);border-radius:22px;padding:16px 10px;text-align:center}
.cna-hero-num span,.cna-hero-num small{display:block;color:#b8c9e6;font-size:12px}
.cna-hero-num b{display:block;color:#fff;font-size:42px;line-height:.95}

/* ── LAYOUT 3 COLUMNAS ── */
.cna-layout{
  display:grid!important;
  grid-template-columns:minmax(270px,320px) minmax(290px,400px) minmax(430px,1fr);
  gap:18px;min-height:700px;align-items:stretch;overflow:visible;min-width:0;
}
.cna-guides-col,.cna-avatar-col,.cna-work-col{
  min-width:0;
  background:linear-gradient(180deg,rgba(15,23,42,.74),rgba(2,6,23,.64));
  border:1px solid var(--cna-border);border-radius:24px;padding:16px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
}

/* ── GUÍAS ── */
.cna-search{
  width:100%;height:52px;border-radius:14px;border:1px solid rgba(148,163,184,.26);
  background:rgba(255,255,255,.96);color:#111827;padding:0 16px;
  font-size:14px;outline:none;margin-bottom:12px;
}
.cna-guide-list{display:flex;flex-direction:column;gap:9px;max-height:608px;overflow-y:auto;padding-right:4px}
.cna-guide-list::-webkit-scrollbar{width:6px}
.cna-guide-list::-webkit-scrollbar-thumb{background:rgba(148,163,184,.40);border-radius:99px}
.cna-guide{
  width:100%;display:grid;grid-template-columns:44px minmax(0,1fr) 40px;
  gap:10px;align-items:center;border:1px solid rgba(148,163,184,.18);
  background:rgba(255,255,255,.065);color:var(--cna-text);
  border-radius:16px;padding:12px;text-align:left;cursor:pointer;
  transition:.18s ease;min-height:78px;
}
.cna-guide:hover{transform:translateY(-1px);background:rgba(255,255,255,.10);border-color:rgba(96,165,250,.30)}
.cna-guide.active{
  background:linear-gradient(135deg,rgba(59,130,246,.28),rgba(124,58,237,.18));
  border-color:rgba(96,165,250,.76);box-shadow:0 0 0 1px rgba(59,130,246,.30) inset;
}
.cna-guide-icon{
  width:44px;height:44px;border-radius:13px;
  background:rgba(148,163,184,.15);display:grid;place-items:center;font-size:20px;
}
.cna-guide-info b{
  display:block;color:#fff;font-size:13px;line-height:1.2;
  overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.cna-guide-info small{display:block;color:var(--cna-muted);font-size:11px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cna-guide-info em{display:block;color:#7dd3fc;font-size:10.5px;margin-top:2px;font-style:italic;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cna-guide-pct{text-align:right;color:#6db4ff;font-size:12px;font-weight:900}

/* ══════════════════════════════════════════════
   AVATARES SVG ANIMADOS
══════════════════════════════════════════════ */
.cna-avatar-col{
  position:relative;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(circle at 50% 12%,rgba(34,211,238,.14),transparent 32%),
    radial-gradient(circle at 50% 80%,rgba(139,92,246,.14),transparent 40%),
    rgba(15,23,42,.45);
  overflow:hidden;
}
.cna-avatar-stage{
  position:relative;width:100%;height:100%;min-height:660px;
  display:flex;flex-direction:column;align-items:center;justify-content:flex-end;
  padding-bottom:16px;overflow:hidden;border-radius:20px;
}

/* Badge de estado */
.cna-avatar-badge{
  position:absolute;top:16px;left:16px;z-index:10;
  display:flex;align-items:center;gap:8px;padding:8px 14px;
  border-radius:999px;background:rgba(2,6,23,.80);
  border:1px solid var(--cna-border);color:#dbeafe;font-size:12.5px;font-weight:900;
  backdrop-filter:blur(12px);
}
.cna-pulse-dot{
  width:9px;height:9px;border-radius:50%;background:#38bdf8;
  box-shadow:0 0 14px #38bdf8;animation:cna-blink 1.2s infinite;
}
.cna-avatar-status-txt{color:#94a3b8;font-weight:600;font-size:11px}

/* Figura del avatar (contiene el SVG) */
.cna-avatar-figure{
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:min(90%,320px);height:calc(100% - 80px);
  display:flex;flex-direction:column;align-items:center;justify-content:flex-end;
  z-index:4;
}
.cna-avatar-figure.active-fig{display:flex}
.cna-avatar-figure.cna-av-hidden{display:none!important}

.av-svg{
  width:100%;max-width:300px;height:auto;max-height:480px;
  flex:1 1 auto;min-height:0;object-fit:contain;
  drop-shadow:0 8px 24px rgba(0,0,0,.30);
}
.cna-av-name{color:#fff;font-size:22px;font-weight:900;letter-spacing:-.02em;margin-top:4px;text-shadow:0 2px 8px rgba(0,0,0,.4)}
.cna-av-area{color:#94a3b8;font-size:12px;margin-top:2px;text-align:center;line-height:1.35}

/* ── ANIMACIONES AVATAR ── */

/* 1. Respiración idle — se aplica al grupo de cabeza */
.av-breathe{
  animation:av-idle-breathe 3.6s ease-in-out infinite;
  transform-box:fill-box;transform-origin:bottom center;
}
@keyframes av-idle-breathe{
  0%,100%{transform:translateY(0px)}
  50%{transform:translateY(-7px)}
}

/* 2. Partículas flotantes */
.av-float{transform-box:fill-box;transform-origin:center}
.av-float-1{animation:av-fl1 5s ease-in-out infinite}
.av-float-2{animation:av-fl2 4.2s ease-in-out infinite}
.av-float-3{animation:av-fl3 6s ease-in-out infinite}
@keyframes av-fl1{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-14px) scale(1.15)}}
@keyframes av-fl2{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-10px) scale(.9)}}
@keyframes av-fl3{0%,100%{transform:translateY(0) translateX(0)}50%{transform:translateY(-8px) translateX(5px)}}

/* 3. Parpadeo — párpados (eyelids) */
.av-eyelid{
  transform-box:fill-box;transform-origin:center top;
  transform:scaleY(0);
  animation:av-blink-cycle 6s ease-in-out infinite;
}
.av-eyelid-r{animation-delay:.05s}
@keyframes av-blink-cycle{
  0%,87%,100%{transform:scaleY(0)}     /* abiertos */
  91%,94%{transform:scaleY(1)}         /* cerrados */
}

/* 4. Boca — idle smile visible, open hidden */
.av-mouth-smile{opacity:1}
.av-mouth-talk{opacity:0;transform-box:fill-box;transform-origin:top center}

/* 5. HABLANDO: figura flota, boca se abre, smile desaparece */
.cna-app.is-speaking .cna-avatar-figure.active-fig{
  animation:av-speaking-bob .38s ease-in-out infinite;
}
@keyframes av-speaking-bob{
  0%,100%{transform:translateX(-50%) translateY(0)}
  50%{transform:translateX(-50%) translateY(-5px)}
}
.cna-app.is-speaking .av-mouth-smile{opacity:0}
.cna-app.is-speaking .av-mouth-talk{
  opacity:1;
  animation:av-talk-open .22s ease-in-out infinite alternate;
}
@keyframes av-talk-open{
  0%{transform:scaleY(.25)}
  100%{transform:scaleY(1)}
}

/* 6. PENSANDO: glow suave alrededor de la cabeza */
.cna-app.is-thinking .av-think-glow{
  animation:av-think-glow 1.1s ease-in-out infinite;
}
@keyframes av-think-glow{
  0%,100%{opacity:0}
  50%{opacity:1}
}
.cna-app.is-thinking .av-breathe{
  animation:av-think-bob 1s ease-in-out infinite;
}
@keyframes av-think-bob{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-3px)}
}

/* 7. TRANSICIÓN entre avatares */
.cna-avatar-figure{transition:opacity .35s ease}
.cna-avatar-figure.fading-out{opacity:0}
.cna-avatar-figure.fading-in{animation:av-fadein .4s ease forwards}
@keyframes av-fadein{from{opacity:0;transform:translateX(-50%) scale(.96)}to{opacity:1;transform:translateX(-50%) scale(1)}}

/* Onda de voz */
.cna-voice-wave{
  position:absolute;left:50%;bottom:78px;transform:translateX(-50%);
  z-index:8;display:flex;align-items:flex-end;gap:5px;height:32px;
  opacity:0;transition:.25s;
}
.cna-voice-wave.active{opacity:1}
.cna-voice-wave span{width:5px;border-radius:99px;background:linear-gradient(to top,#38bdf8,#8b5cf6);height:6px}
.cna-voice-wave.active span{animation:cna-wave .55s infinite ease-in-out}
.cna-voice-wave span:nth-child(2){animation-delay:.07s}
.cna-voice-wave span:nth-child(3){animation-delay:.14s}
.cna-voice-wave span:nth-child(4){animation-delay:.21s}
.cna-voice-wave span:nth-child(5){animation-delay:.28s}
.cna-voice-wave span:nth-child(6){animation-delay:.35s}
.cna-voice-wave span:nth-child(7){animation-delay:.42s}
@keyframes cna-wave{45%{height:28px}75%{height:14px}}

/* Burbuja de speech */
.cna-speech-bubble{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:9;
  background:rgba(2,6,23,.90);border:1px solid rgba(148,163,184,.22);
  border-radius:18px;padding:11px 16px;color:#dbeafe;font-size:13px;
  line-height:1.45;text-align:center;backdrop-filter:blur(16px);
  transition:opacity .25s;
}

/* ── PANEL DE TRABAJO ── */
.cna-work-col{display:flex;flex-direction:column;gap:14px;overflow:hidden}
.cna-work-head{padding:4px 2px 0}
.cna-work-head small{
  display:block;color:#93a8c8;text-transform:uppercase;
  letter-spacing:.08em;font-size:11.5px;font-weight:800;
}
.cna-work-head h2{
  margin:4px 0 10px;color:#fff;
  font-size:clamp(20px,1.6vw,30px);line-height:1.06;
  letter-spacing:-.025em;word-break:break-word;
}
.cna-progress-wrap{display:flex;align-items:center;gap:10px}
.cna-progress-bar{flex:1;height:7px;border-radius:999px;background:rgba(148,163,184,.18);overflow:hidden}
.cna-progress-bar div{height:100%;background:linear-gradient(90deg,#3b82f6,#8b5cf6);border-radius:999px;transition:width .4s}
.cna-progress-pct{color:#6db4ff;font-size:12px;font-weight:900;min-width:34px;text-align:right}

/* MODOS — grid 3x3 con botón nuevo destacado */
.cna-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cna-modes button{
  border:1px solid rgba(148,163,184,.22);background:rgba(255,255,255,.075);
  color:#e6f0ff;border-radius:13px;padding:10px 6px;font-size:13px;
  font-weight:800;cursor:pointer;transition:.16s;text-align:center;
  line-height:1.25;
}
.cna-modes button:hover{background:rgba(59,130,246,.22);border-color:rgba(96,165,250,.46);color:#fff;transform:translateY(-1px)}
.cna-modes button.active-mode{background:linear-gradient(135deg,#3b82f6,#7c3aed)!important;border-color:transparent!important;color:#fff!important;box-shadow:0 6px 16px rgba(59,130,246,.30)}
.cna-mode-new{
  background:rgba(124,58,237,.20)!important;
  border-color:rgba(139,92,246,.50)!important;
  color:#c4b5fd!important;
  position:relative;overflow:hidden;
}
.cna-mode-new::after{
  content:'NEW';position:absolute;top:2px;right:4px;
  font-size:8px;font-weight:900;color:#f0abfc;letter-spacing:.05em;
}
.cna-mode-new:hover{background:rgba(139,92,246,.35)!important;border-color:rgba(167,139,250,.7)!important;color:#fff!important}

/* CHAT */
.cna-chat-history{
  flex:1;min-height:220px;max-height:340px;overflow-y:auto;
  display:flex;flex-direction:column;gap:9px;padding:12px;
  border-radius:16px;background:rgba(2,6,23,.36);
  border:1px solid rgba(148,163,184,.14);
}
.cna-chat-history::-webkit-scrollbar{width:7px}
.cna-chat-history::-webkit-scrollbar-thumb{background:rgba(148,163,184,.38);border-radius:99px}
.cna-msg{border-radius:16px;padding:11px 14px;font-size:13.5px;line-height:1.58;color:#dcecff}
.cna-msg-system{background:rgba(59,130,246,.10);border:1px solid rgba(96,165,250,.18);text-align:center;color:#b9cff3;font-size:12.5px}
.cna-msg-user{align-self:flex-end;max-width:88%;background:linear-gradient(135deg,#3b82f6,#7c3aed);color:#fff}
.cna-msg-tutor{align-self:flex-start;max-width:98%;background:rgba(255,255,255,.08);border:1px solid rgba(148,163,184,.16)}
.cna-msg-error{background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.28);color:#fecaca}
.cna-msg-cache{background:rgba(34,197,94,.08);border:1px solid rgba(34,197,94,.20)}
.cna-tutor-name{display:flex;align-items:center;gap:7px;color:#93c5fd;font-weight:900;font-size:12px;margin-bottom:7px;text-transform:uppercase;letter-spacing:.06em}
.cna-tutor-name .cna-source-tag{background:rgba(59,130,246,.22);border-radius:99px;padding:1px 8px;font-size:10px;color:#bfdbfe}
.cna-tutor-name .cna-source-cache{background:rgba(34,197,94,.22);border-radius:99px;padding:1px 8px;font-size:10px;color:#bbf7d0}
.cna-msg-waiting{background:linear-gradient(135deg,rgba(59,130,246,.14),rgba(124,58,237,.12));border:1px solid rgba(96,165,250,.28);text-align:center;color:#cde4ff}
.cna-wait-bar{height:5px;background:rgba(255,255,255,.13);border-radius:999px;margin-top:10px;overflow:hidden}
.cna-wait-bar div{height:100%;background:linear-gradient(90deg,#38bdf8,#8b5cf6);animation:cna-shrink linear forwards}
@keyframes cna-shrink{from{width:100%}to{width:0}}
.cna-msg-waiting .cna-wait-emoji{font-size:20px;display:block;margin-bottom:4px}

/* LOADING */
.cna-loading{
  display:none;align-items:center;justify-content:center;
  gap:7px;color:#a9c4e8;font-size:13px;padding:14px;
  border-radius:14px;background:rgba(59,130,246,.08);
  border:1px solid rgba(96,165,250,.18);
}
.cna-loading span{width:8px;height:8px;border-radius:50%;background:#60a5fa;animation:cna-dot .9s infinite}
.cna-loading span:nth-child(2){animation-delay:.14s}
.cna-loading span:nth-child(3){animation-delay:.28s}
@keyframes cna-dot{50%{transform:translateY(-5px);opacity:.4}}

/* INPUT ÁREA */
.cna-input-area{display:flex;flex-direction:column;gap:10px}
.cna-input-area textarea{
  width:100%;min-height:84px;resize:vertical;
  border:1px solid rgba(148,163,184,.26);background:rgba(255,255,255,.96);
  color:#111827;border-radius:16px;padding:13px;font-size:14px;outline:none;
  transition:border-color .2s;
}
.cna-input-area textarea:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.18)}
.cna-input-btns{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.cna-btn-send{
  background:linear-gradient(135deg,#3b82f6,#7c3aed);color:#fff;
  border:none;border-radius:13px;padding:11px 18px;font-size:14px;
  font-weight:900;cursor:pointer;transition:.16s;display:flex;align-items:center;gap:6px;
}
.cna-btn-send:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(59,130,246,.35)}
.cna-btn-icon-btn{
  border:1px solid rgba(148,163,184,.24);background:rgba(255,255,255,.08);
  color:#dbeafe;border-radius:12px;padding:10px 12px;font-size:15px;
  cursor:pointer;transition:.16s;text-decoration:none;display:inline-flex;align-items:center;
}
.cna-btn-icon-btn:hover{background:rgba(255,255,255,.14);transform:translateY(-1px)}
.cna-btn-stop.active{background:rgba(239,68,68,.24)!important;border-color:rgba(239,68,68,.38)!important}

/* ── VISTAS ALTERNATIVAS ── */
.cna-alt-view{min-height:580px;overflow:hidden}
.cna-alt-panel{background:rgba(15,23,42,.76);border:1px solid var(--cna-border);border-radius:24px;padding:22px}
.cna-alt-panel h2{margin:0 0 18px;color:#fff;font-size:24px;letter-spacing:-.025em}
.cna-guide-table{display:grid;gap:10px}
.cna-guide-row{
  display:grid;grid-template-columns:minmax(0,1fr) 140px 100px;
  gap:14px;align-items:center;background:rgba(255,255,255,.07);
  border:1px solid var(--cna-border);border-radius:16px;padding:13px;
}
.cna-guide-row-info b{display:block;color:#fff;font-size:14px}
.cna-guide-row-info small{color:var(--cna-muted);font-size:12px}
.cna-mini-bar{width:100px;height:7px;background:rgba(255,255,255,.14);border-radius:99px;overflow:hidden}
.cna-mini-bar div{height:100%;border-radius:99px}
.cna-tbl-btn{
  border:0;background:rgba(59,130,246,.24);color:#bfdbfe;
  border-radius:11px;padding:9px 14px;font-weight:900;cursor:pointer;
  font-size:13px;transition:.15s;
}
.cna-tbl-btn:hover{background:rgba(59,130,246,.40);color:#fff}

/* Vista tutores */
.cna-tutors-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cna-tutor-card{
  background:rgba(255,255,255,.07);border:1px solid var(--cna-border);
  border-radius:22px;padding:22px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;
}
.cna-tutor-card-av{width:120px;height:120px;border-radius:50%;overflow:hidden;background:rgba(15,23,42,.6);border:3px solid rgba(255,255,255,.1)}
.cna-tutor-card-av .av-svg{width:120px;height:140px;transform:translateY(-10px)}
.cna-tutor-card h3{margin:0;color:#fff;font-size:26px;letter-spacing:-.03em}
.cna-tutor-card p{margin:0;color:#c7d8f3;line-height:1.5;font-size:14px}
.cna-tutor-card-chips{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.cna-tutor-card-chip{
  background:rgba(59,130,246,.22);border:1px solid rgba(96,165,250,.3);
  color:#bfdbfe;border-radius:99px;padding:3px 10px;font-size:11px;font-weight:700;
}

/* ALERT */
.cna-alert,.cna-login{
  background:rgba(15,23,42,.88);border:1px solid var(--cna-border);
  color:#eaf2ff;padding:20px;border-radius:18px;font-size:15px;line-height:1.6;
}

/* MAILBOX */
.cna-mailbox{max-width:900px;margin:20px auto;background:#07111f;color:#eaf2ff;border-radius:24px;padding:22px;font-family:var(--cna-font)}
.cna-mailbox h2{color:#fff;margin:0 0 16px}
.cna-mail-item{border:1px solid var(--cna-border);background:rgba(255,255,255,.07);border-radius:16px;padding:14px;margin:10px 0}
.cna-mail-unread{border-color:rgba(96,165,250,.4);background:rgba(59,130,246,.12)}
.cna-mail-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}
.cna-mail-header strong{color:#fff;font-size:15px}
.cna-mail-header small{color:var(--cna-muted);font-size:11px}
.cna-mail-body{color:#c7d8f3;font-size:14px;line-height:1.6}

/* ── RESPONSIVE ── */
@media(max-width:1600px){
  .cna-layout{grid-template-columns:minmax(260px,300px) minmax(270px,370px) minmax(400px,1fr)}
}
@media(max-width:1360px){
  .cna-wrap{width:calc(100vw - 20px)}
  .cna-app{grid-template-columns:1fr;padding:18px}
  .cna-sidebar{display:grid;grid-template-columns:220px minmax(0,1fr) 1fr;align-items:center;gap:14px}
  .cna-stats{display:none}
  .cna-nav{grid-template-columns:repeat(4,1fr);gap:6px}
  .cna-nav button{text-align:center;font-size:12px;padding:10px 8px}
  .cna-layout{grid-template-columns:290px minmax(0,1fr);grid-template-rows:auto auto}
  .cna-guides-col{grid-row:1/3}
  .cna-avatar-col{grid-column:2;min-height:340px}
  .cna-avatar-stage{min-height:330px}
  .cna-work-col{grid-column:2}
  .cna-chat-history{max-height:280px}
}
@media(max-width:860px){
  .cna-wrap{width:calc(100vw - 10px);margin:8px auto}
  .cna-app{padding:10px;border-radius:22px;grid-template-columns:1fr}
  .cna-sidebar{display:flex;padding:12px;gap:10px}
  .cna-brand{display:none}
  .cna-usercard{display:flex}
  .cna-nav{grid-template-columns:repeat(4,1fr);gap:5px}
  .cna-nav button{font-size:11px;padding:9px 4px;text-align:center}
  .cna-hero{grid-template-columns:1fr}
  .cna-hero-num{display:none}
  .cna-hero h1{font-size:26px}
  .cna-layout{display:flex!important;flex-direction:column;min-height:auto}
  .cna-avatar-col{order:1;min-height:300px}
  .cna-guides-col{order:2}
  .cna-work-col{order:3}
  .cna-avatar-stage{min-height:280px}
  .cna-guide-list{display:flex;flex-direction:row;overflow-x:auto;max-height:none;padding-bottom:6px}
  .cna-guide{min-width:220px}
  .cna-modes{grid-template-columns:repeat(3,1fr);gap:6px}
  .cna-chat-history{min-height:200px;max-height:300px}
  .cna-tutors-grid{grid-template-columns:1fr}
}
@media(max-width:440px){
  .cna-modes{display:flex;overflow-x:auto;gap:6px}
  .cna-modes button{flex:0 0 auto;min-width:84px}
  .cna-nav button{font-size:9.5px;padding:8px 3px}
  .cna-work-head h2{font-size:19px}
  .cna-guide{min-width:200px}
  .cna-input-btns{gap:6px}
}

/* ═══════════════════════════════════════════════════════
   v14 — MODO JUEGO: Score · Modos cards · Reacciones
═══════════════════════════════════════════════════════ */

/* ── SCORE PANEL ── */
.cna-score-panel{
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px;
}
.cna-score-item{
  background:rgba(255,255,255,.09);border:1px solid rgba(148,163,184,.20);
  border-radius:14px;padding:10px 6px;text-align:center;
  transition:.25s;
}
.cna-score-item:hover{background:rgba(255,255,255,.14)}
.cna-score-icon{display:block;font-size:18px;margin-bottom:2px}
.cna-score-val{
  display:block;font-size:22px;font-weight:900;color:#fff;line-height:1;
  transition:transform .15s;
}
.cna-score-val.bump{animation:score-bump .3s ease}
@keyframes score-bump{0%,100%{transform:scale(1)}50%{transform:scale(1.4)}}
.cna-score-lbl{display:block;font-size:10px;color:#94a3b8;margin-top:2px;text-transform:uppercase;letter-spacing:.06em}

/* ── MODO CARDS (reemplaza los botones planos) ── */
.cna-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.cna-mode-card{
  border:0;border-radius:18px;padding:12px 8px;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:4px;
  transition:.18s cubic-bezier(.34,1.56,.64,1);position:relative;
  font-family:inherit;
}
.cna-mode-card:hover{transform:translateY(-3px) scale(1.03);z-index:2}
.cna-mode-card:active{transform:scale(.97)}
.cna-mode-card.active-mode{
  box-shadow:0 0 0 3px #fff,0 0 0 5px currentColor;
  transform:translateY(-2px);
}
.cna-mode-emoji{font-size:22px;line-height:1}
.cna-mode-title{font-size:12.5px;font-weight:900;color:#fff;line-height:1.1;text-align:center}
.cna-mode-desc{font-size:10px;color:rgba(255,255,255,.72);text-align:center;line-height:1.2}

/* Paleta de colores por modo */
.cna-mode-yellow{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 8px 20px rgba(245,158,11,.35)}
.cna-mode-orange{background:linear-gradient(135deg,#f97316,#ea580c);box-shadow:0 8px 20px rgba(249,115,22,.35)}
.cna-mode-red   {background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 8px 20px rgba(239,68,68,.35)}
.cna-mode-blue  {background:linear-gradient(135deg,#3b82f6,#2563eb);box-shadow:0 8px 20px rgba(59,130,246,.35)}
.cna-mode-green {background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 8px 20px rgba(34,197,94,.35)}
.cna-mode-fire  {background:linear-gradient(135deg,#ef4444,#f97316,#eab308);box-shadow:0 8px 24px rgba(239,68,68,.45);animation:fire-pulse 2s ease-in-out infinite}
.cna-mode-purple{background:linear-gradient(135deg,#8b5cf6,#7c3aed);box-shadow:0 8px 20px rgba(139,92,246,.35)}
.cna-mode-teal  {background:linear-gradient(135deg,#14b8a6,#0d9488);box-shadow:0 8px 20px rgba(20,184,166,.35)}
.cna-mode-gray  {background:linear-gradient(135deg,#64748b,#475569);box-shadow:0 8px 16px rgba(100,116,139,.30)}

@keyframes fire-pulse{0%,100%{box-shadow:0 8px 24px rgba(239,68,68,.45)}50%{box-shadow:0 8px 40px rgba(239,68,68,.75)}}

/* ── REACCIÓN FLOTANTE ── */
.cna-reaction{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  z-index:20;font-size:52px;pointer-events:none;opacity:0;
}
.cna-reaction.show{animation:reaction-pop .8s cubic-bezier(.34,1.56,.64,1) forwards}
@keyframes reaction-pop{
  0%  {opacity:0;transform:translate(-50%,-60%) scale(.5)}
  40% {opacity:1;transform:translate(-50%,-70%) scale(1.3)}
  70% {opacity:1;transform:translate(-50%,-80%) scale(1)}
  100%{opacity:0;transform:translate(-50%,-100%) scale(.8)}
}

/* ── AVATAR EXCITED (respuesta correcta) ── */
.cna-app.av-excited .cna-avatar-figure.active-fig{
  animation:av-excited-bounce .35s ease-in-out 3!important;
}
@keyframes av-excited-bounce{
  0%,100%{transform:translateX(-50%) translateY(0)}
  50%{transform:translateX(-50%) translateY(-14px) scale(1.04)}
}

/* ── FLASH CORRECTO / INCORRECTO ── */
@keyframes flash-correct{0%,100%{background:rgba(34,197,94,0);}50%{background:rgba(34,197,94,.15)}}
@keyframes flash-wrong  {0%,100%{background:rgba(239,68,68,0);}50%{background:rgba(239,68,68,.12)}}
.cna-flash-correct{animation:flash-correct .5s ease}
.cna-flash-wrong  {animation:flash-wrong   .5s ease;animation:shake-wrong .4s ease}
@keyframes shake-wrong{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* ── CHAT BUBBLES juego ── */
.cna-msg-game-q{
  background:linear-gradient(135deg,rgba(245,158,11,.18),rgba(249,115,22,.12));
  border:1px solid rgba(245,158,11,.30);border-radius:16px;padding:13px 16px;
  font-size:14px;color:#fef3c7;
}
.cna-msg-game-q strong{color:#fbbf24;display:block;margin-bottom:6px;font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.cna-msg-correct{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.28);color:#bbf7d0}
.cna-msg-wrong  {background:rgba(239,68,68,.10);border:1px solid rgba(239,68,68,.22);color:#fecaca}

/* ── HERO JUEGO ── */
.cna-hero h1{background:linear-gradient(135deg,#fff,#a5f3fc,#c4b5fd);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── RESPONSIVE MODOS ── */
@media(max-width:860px){
  .cna-modes{grid-template-columns:repeat(3,1fr);gap:7px}
  .cna-mode-card{padding:10px 5px}
  .cna-mode-emoji{font-size:18px}
  .cna-mode-title{font-size:11px}
  .cna-mode-desc{display:none}
}
@media(max-width:440px){
  .cna-modes{display:grid;grid-template-columns:repeat(3,1fr)}
  .cna-score-panel{grid-template-columns:repeat(3,1fr)}
}

/* ═══════════════════════════════════════════════════════
   TARJETA PEDAGÓGICA DE DESCANSO — v15
   Aparece cuando la IA y el caché no responden.
   Diseño cálido, nunca parece un error.
═══════════════════════════════════════════════════════ */
.cna-msg-break{
  background:transparent!important;
  border:none!important;
  padding:0!important;
  max-width:100%!important;
}

.cna-break-card{
  background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#0f172a 100%);
  border:1px solid rgba(139,92,246,.35);
  border-radius:24px;
  padding:22px 24px;
  position:relative;
  overflow:hidden;
  animation:break-appear .6s cubic-bezier(.34,1.56,.64,1) forwards;
}
@keyframes break-appear{
  from{opacity:0;transform:translateY(20px) scale(.96)}
  to{opacity:1;transform:translateY(0) scale(1)}
}

/* Estrellas decorativas de fondo */
.cna-break-card::before{
  content:'✦ ✧ ✦ ✧ ✦';
  position:absolute;top:10px;right:16px;
  font-size:11px;color:rgba(139,92,246,.4);
  letter-spacing:6px;
}
.cna-break-card::after{
  content:'';
  position:absolute;bottom:-40px;left:-40px;
  width:180px;height:180px;
  background:radial-gradient(circle,rgba(139,92,246,.18),transparent 70%);
  pointer-events:none;
}

.cna-break-top{
  display:flex;align-items:center;gap:16px;margin-bottom:16px;
}
.cna-break-moon{
  font-size:42px;line-height:1;
  animation:moon-float 3s ease-in-out infinite;
  flex:0 0 auto;
}
@keyframes moon-float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
}
.cna-break-title{
  margin:0 0 4px;
  color:#e0e7ff;
  font-size:22px;
  font-weight:900;
  letter-spacing:-.02em;
}
.cna-break-sub{
  margin:0;
  color:#a5b4fc;
  font-size:14px;
}

.cna-break-fact{
  display:flex;align-items:flex-start;gap:12px;
  background:rgba(139,92,246,.14);
  border:1px solid rgba(139,92,246,.22);
  border-radius:16px;
  padding:14px 16px;
  margin-bottom:12px;
  color:#ddd6fe;
  font-size:14px;
  line-height:1.55;
}
.cna-break-fact-icon{
  font-size:22px;flex:0 0 auto;margin-top:1px;
}

.cna-break-challenge{
  display:flex;align-items:flex-start;gap:12px;
  background:rgba(34,197,94,.10);
  border:1px solid rgba(34,197,94,.20);
  border-radius:16px;
  padding:14px 16px;
  margin-bottom:16px;
  color:#bbf7d0;
  font-size:14px;
  line-height:1.55;
}
.cna-break-challenge-icon{font-size:20px;flex:0 0 auto;margin-top:1px;}
.cna-break-challenge strong{color:#4ade80;display:block;margin-bottom:4px;}

.cna-break-footer{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:10px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.08);
  color:#94a3b8;
  font-size:13px;
}
.cna-break-footer strong{color:#fbbf24;}
.cna-break-badge{
  background:linear-gradient(135deg,#7c3aed,#4f46e5);
  color:#e0e7ff;
  border-radius:99px;
  padding:5px 14px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.03em;
  cursor:pointer;
  transition:.15s;
}
.cna-break-badge:hover{transform:scale(1.04);box-shadow:0 4px 12px rgba(124,58,237,.4);}