/* ============================================================
   ART DETECTIVE — Estilos
   Colección EL TÍO IA · eltioia.cl
   Estética: museo interactivo. Muro de galería, marcos y focos.
   ============================================================ */

:root{
  --bg:       #1c1a24;
  --wall:     #262330;
  --panel:    #2e2a38;
  --line:     rgba(255,255,255,.12);
  --text:     #f4f1ea;
  --text-dim: #a9a2b8;
  --gold:     #d9a441;
  --red:      #e0574f;
  --blue:     #4c8fd4;
  --green:    #62b874;
  --violet:   #9b7ede;
  --radius:   16px;
  --shadow:   0 20px 48px rgba(0,0,0,.5);
  --font-title:"Playfair Display", Georgia, serif;
  --font-body: "Manrope", "Segoe UI", system-ui, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
[hidden]{ display:none !important; }

body{
  min-height:100dvh;
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-text-size-adjust:100%;
}

/* Muro de galería con un foco de luz cenital */
.gallery-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(680px 380px at 50% -6%, rgba(255,235,190,.13) 0%, transparent 66%),
    linear-gradient(180deg, var(--wall) 0%, var(--bg) 62%);
}

/* ---------- Barra superior ---------- */
.topbar{
  position:sticky; top:0; z-index:30;
  display:flex; align-items:center; gap:12px;
  padding:10px clamp(12px,3vw,24px);
  background:rgba(28,26,36,.86); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand-mini{ font-family:var(--font-title); font-weight:700; font-size:17px; }
.top-actions{ margin-left:auto; }
.tool{
  font-family:var(--font-body); font-weight:600; font-size:13px;
  background:rgba(255,255,255,.08); color:var(--text);
  border:1px solid var(--line); border-radius:10px;
  padding:8px 13px; cursor:pointer;
  transition:background .2s, border-color .2s, color .2s;
}
.tool:hover{ background:rgba(255,255,255,.16); border-color:var(--gold); }
.tool:focus-visible{ outline:3px solid var(--blue); outline-offset:2px; }
.tool[aria-pressed="true"]{ background:rgba(155,126,222,.22); border-color:var(--violet); color:var(--violet); }

/* ---------- Pantallas ---------- */
#app{ position:relative; z-index:1; }
.screen{ display:none; padding:clamp(14px,3vw,32px); place-items:start center; min-height:70dvh; }
.screen.is-active{ display:grid; animation:in .4s ease both; }
@keyframes in{ from{ opacity:0; transform:translateY(14px);} to{ opacity:1; transform:none;} }

.card{
  width:min(860px,100%);
  background:linear-gradient(180deg, rgba(46,42,56,.94), rgba(30,27,38,.96));
  border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:clamp(20px,4vw,40px);
  text-align:center; position:relative;
}

/* ---------- Inicio ---------- */
.hero-frame{
  display:inline-block; padding:14px;
  background:linear-gradient(145deg,#c9992f,#8a6417);
  border-radius:6px; box-shadow:0 12px 30px rgba(0,0,0,.5);
}
.hero{
  font-size:clamp(44px,11vw,72px); line-height:1;
  background:#f4f1ea; border-radius:2px; padding:12px 24px;
  animation:sway 5s ease-in-out infinite;
}
@keyframes sway{ 0%,100%{ transform:rotate(-2deg);} 50%{ transform:rotate(2deg);} }

.title{
  font-family:var(--font-title); font-weight:700;
  font-size:clamp(30px,8vw,58px); letter-spacing:.01em;
  margin:.2em 0 .1em; color:var(--gold);
}
.tagline{ font-family:var(--font-title); font-size:clamp(16px,4vw,24px); color:var(--text-dim); margin:0 0 22px; font-style:italic; }
.intro{ color:var(--text-dim); font-size:clamp(14.5px,3.2vw,17px); line-height:1.75; margin:0 auto 24px; max-width:52ch; }

.note{
  text-align:left; background:rgba(217,164,65,.08); border:1px solid rgba(217,164,65,.28);
  border-radius:14px; padding:15px 17px; font-size:13.5px; line-height:1.7;
  color:#e9dcc0; margin:22px 0 0;
}
.note b{ color:var(--gold); }

.brand{ margin:22px 0 10px; font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:var(--text-dim); }
.brand strong{ color:var(--gold); }

/* ---------- Botones ---------- */
.btn{
  font-family:var(--font-body); font-weight:700; cursor:pointer;
  border:none; border-radius:12px; padding:12px 22px; font-size:15px;
  text-decoration:none; display:inline-block;
  transition:transform .12s, box-shadow .2s, filter .2s, background .2s, color .2s, border-color .2s;
}
.btn:active{ transform:translateY(1px); }
.btn:focus-visible{ outline:3px solid var(--blue); outline-offset:3px; }

.btn-primary{
  background:linear-gradient(180deg,#e0ae4c,#b5822a); color:#2a1e06;
  box-shadow:0 5px 0 #8a6417, 0 12px 26px rgba(217,164,65,.22);
}
.btn-primary:hover{ filter:brightness(1.07); }
.btn-primary:active{ box-shadow:0 2px 0 #8a6417; }
.btn-xl{ font-size:clamp(15px,3.6vw,19px); padding:15px 30px; width:100%; margin-top:14px; }

.btn-ghost{
  background:transparent; color:var(--text-dim);
  border:1.5px solid var(--line); font-size:14px; padding:10px 18px; font-weight:600;
}
.btn-ghost:hover{ border-color:var(--gold); color:var(--text); }

.btn-back{ background:rgba(255,255,255,.08); color:var(--text-dim); font-size:13px; padding:8px 14px; font-weight:600; }
.btn-back:hover{ background:rgba(255,255,255,.16); }

#screen-modes .btn-back{ position:absolute; top:clamp(14px,3vw,20px); left:clamp(14px,3vw,20px); }
#screen-modes .card{ padding-top:clamp(58px,11vw,66px); }

.panel-title{ font-family:var(--font-title); font-size:clamp(24px,5.6vw,36px); margin:0 0 6px; color:var(--gold); }
.panel-sub{ color:var(--text-dim); margin:0 0 22px; font-size:14.5px; }

/* ---------- Salas ---------- */
.mode-grid{ display:grid; gap:11px; }
@media (min-width:720px){ .mode-grid{ grid-template-columns:repeat(2,1fr); } }
.mode-card{
  font-family:var(--font-body); cursor:pointer; text-align:left; color:var(--text);
  background:rgba(255,255,255,.05); border:1.5px solid var(--line);
  border-radius:14px; padding:15px 17px;
  display:flex; gap:13px; align-items:flex-start;
  transition:transform .14s, border-color .2s, background .2s;
}
.mode-card:hover{ transform:translateY(-3px); border-color:var(--gold); background:rgba(255,255,255,.08); }
.mode-card:focus-visible{ outline:3px solid var(--blue); outline-offset:3px; }
.mode-card.lab{ border-color:rgba(155,126,222,.35); background:rgba(155,126,222,.07); }
.mode-card.lab:hover{ border-color:var(--violet); }
.mode-card .mi{ font-size:27px; flex:0 0 auto; }
.mode-card b{ display:block; font-family:var(--font-title); font-size:20px; margin-bottom:2px; }
.mode-card small{ display:block; font-size:12.5px; color:var(--text-dim); line-height:1.5; }
.mode-card .count{ display:block; font-size:11.5px; color:var(--gold); margin-top:5px; }

/* ---------- HUD ---------- */
.game-shell{ width:min(880px,100%); display:grid; gap:12px; }
.hud{
  display:flex; align-items:center; gap:10px; flex-wrap:wrap;
  background:rgba(255,255,255,.05); border:1px solid var(--line);
  border-radius:14px; padding:9px 13px;
}
.game-title{ font-family:var(--font-title); font-size:16px; margin-right:auto; }
.hud-item{ display:flex; flex-direction:column; align-items:center; min-width:66px; }
.hud-label{ font-size:10.5px; letter-spacing:.05em; text-transform:uppercase; color:var(--text-dim); }
.hud-value{ font-family:var(--font-title); font-size:clamp(17px,4vw,22px); color:var(--gold); }
.hud-value.pop{ animation:pop .4s ease; }
@keyframes pop{ 0%{transform:scale(1);} 45%{transform:scale(1.28); color:var(--violet);} 100%{transform:scale(1);} }

.progress-bar{ height:7px; border-radius:99px; background:rgba(255,255,255,.1); overflow:hidden; }
.progress-fill{ height:100%; width:0%; border-radius:99px; background:linear-gradient(90deg,var(--gold),var(--red)); transition:width .45s cubic-bezier(.4,1.4,.5,1); }

/* ---------- Modo profesor ---------- */
.teacher-panel{ display:none; }
body.teacher-on .teacher-panel{
  display:block;
  background:rgba(155,126,222,.1); border:1px solid rgba(155,126,222,.32);
  border-radius:14px; padding:15px 17px; text-align:left;
}
.teacher-panel h3{ font-family:var(--font-title); font-size:18px; margin:0 0 11px; color:var(--violet); }
.t-row{ margin-bottom:10px; }
.t-row b{ display:block; font-size:12.5px; color:var(--violet); margin-bottom:3px; }
.t-row p{ margin:0; font-size:13.5px; line-height:1.65; color:#ded6ee; }

/* ---------- Panel de juego ---------- */
.panel{
  background:linear-gradient(180deg, rgba(46,42,56,.94), rgba(30,27,38,.96));
  border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:clamp(18px,3.4vw,30px);
  animation:in .35s ease both;
}
.q-head{ display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap; margin-bottom:14px; }
.q-mode{
  background:rgba(217,164,65,.14); border:1px solid rgba(217,164,65,.34); color:var(--gold);
  border-radius:99px; padding:5px 13px; font-size:12.5px; font-weight:700;
}
.q-level{ font-size:12.5px; color:var(--text-dim); align-self:center; }

/* ---------- La obra, con su marco de museo ---------- */
.artwork{ display:grid; justify-items:center; margin-bottom:18px; }
.art-svg,
.art-photo{
  width:min(420px,100%); height:auto; display:block;
  border:12px solid #b5822a; border-radius:3px;
  box-shadow:0 16px 34px rgba(0,0,0,.5), inset 0 0 0 2px rgba(0,0,0,.25);
  background:#fff;
}
.artwork.small .art-svg,
.artwork.small .art-photo{ width:min(230px,70%); border-width:8px; }
.artwork.lab .art-svg,
.artwork.lab .art-photo{ width:min(460px,100%); }
.art-photo{ aspect-ratio:4/3; object-fit:cover; }
.art-note{
  font-size:11.5px; color:var(--text-dim); margin:10px 0 0;
  max-width:44ch; text-align:center; line-height:1.5; font-style:italic;
}

/* ---------- Pregunta y respuestas ---------- */
.q-text{
  font-family:var(--font-body); font-weight:800;
  font-size:clamp(17px,4vw,25px); line-height:1.35;
  text-align:center; margin:0 0 18px;
}
.answers{ display:grid; gap:10px; }
@media (min-width:760px){ .answers{ grid-template-columns:repeat(2,1fr); } }
.answer{
  display:flex; align-items:center; gap:11px; text-align:left; width:100%;
  font-family:var(--font-body); font-weight:600; font-size:clamp(14px,3.1vw,16.5px);
  color:var(--text); background:rgba(255,255,255,.05);
  border:1.5px solid var(--line); border-radius:12px; padding:13px 15px; cursor:pointer;
  transition:transform .12s, border-color .2s, background .2s;
}
.answer:hover:not(:disabled){ transform:translateY(-2px); border-color:var(--gold); background:rgba(255,255,255,.09); }
.answer:focus-visible{ outline:3px solid var(--blue); outline-offset:2px; }
.answer:disabled{ cursor:default; }
.answer .letter{
  flex:0 0 auto; width:29px; height:29px; border-radius:8px;
  display:grid; place-items:center; background:rgba(0,0,0,.3);
  color:var(--gold); font-family:var(--font-title); font-size:15px; font-weight:700;
}
.answer.correct{ background:rgba(98,184,116,.16); border-color:var(--green); }
.answer.correct .letter{ background:var(--green); color:#08240f; }
.answer.wrong{ background:rgba(224,87,79,.14); border-color:var(--red); }
.answer.wrong .letter{ background:var(--red); color:#2b0806; }
.answer.dim{ opacity:.45; }

/* ---------- Explicación ---------- */
.ex-head{ display:flex; gap:13px; align-items:flex-start; margin-bottom:16px; }
.ex-icon{ font-size:32px; line-height:1; }
.ex-title{ font-family:var(--font-title); font-size:clamp(19px,4.4vw,26px); margin:0 0 4px; }
.ex-title.ok{ color:var(--green); }
.ex-title.bad{ color:var(--gold); }
.ex-answer{ margin:0; font-size:14.5px; color:var(--text-dim); }
.ex-answer b{ color:var(--text); }
.ex-points{ margin-left:auto; font-family:var(--font-title); font-size:clamp(16px,3.8vw,22px); color:var(--green); white-space:nowrap; }
.lesson{ background:rgba(255,255,255,.05); border:1px solid var(--line); border-radius:13px; padding:15px 17px; }
.lesson p{ margin:0; font-size:15px; line-height:1.75; color:#e2dced; }

/* ---------- Laboratorios ---------- */
.lab-intro{ font-size:14.5px; color:var(--text-dim); margin:0 0 16px; line-height:1.6; text-align:center; }
.lab-readout{
  background:rgba(155,126,222,.1); border:1px solid rgba(155,126,222,.3);
  border-radius:12px; padding:12px 14px; margin:0 0 16px;
  font-size:14px; line-height:1.6; color:#ded6ee; text-align:center;
}
.lab-controls{ display:grid; gap:14px; margin-bottom:18px; }
.control label{ display:block; font-size:12.5px; color:var(--text-dim); margin-bottom:6px; font-weight:600; }
.control output{ color:var(--gold); font-family:var(--font-title); font-weight:700; }
.control.row{ display:flex; gap:10px; flex-wrap:wrap; }
.control input[type=range]{
  width:100%; height:8px; border-radius:99px; appearance:none;
  background:rgba(255,255,255,.14); cursor:pointer;
}
.control input[type=range]::-webkit-slider-thumb{
  appearance:none; width:22px; height:22px; border-radius:50%;
  background:var(--gold); border:3px solid #1c1a24; cursor:pointer;
}
.control input[type=range]::-moz-range-thumb{
  width:22px; height:22px; border-radius:50%;
  background:var(--gold); border:3px solid #1c1a24; cursor:pointer;
}
.control input[type=range]:focus-visible{ outline:3px solid var(--blue); outline-offset:3px; }

.btn-group{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  font-family:var(--font-body); font-size:13px; font-weight:600;
  background:rgba(255,255,255,.06); color:var(--text-dim);
  border:1.5px solid var(--line); border-radius:10px; padding:9px 14px; cursor:pointer;
  transition:border-color .2s, color .2s, background .2s;
}
.chip:hover{ border-color:var(--gold); color:var(--text); }
.chip:focus-visible{ outline:3px solid var(--blue); outline-offset:2px; }
.chip.is-on{ background:var(--gold); color:#2a1e06; border-color:var(--gold); }

.mission-box{
  background:rgba(0,0,0,.22); border:1px solid var(--line);
  border-radius:14px; padding:16px 18px;
}
.mission-num{ font-size:11.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--text-dim); margin:0 0 6px; font-weight:700; }
.mission-text{ font-family:var(--font-title); font-size:clamp(17px,4vw,22px); margin:0 0 8px; }
.mission-hint{ font-size:13px; color:var(--text-dim); margin:0 0 14px; line-height:1.55; }
.mission-status{
  background:rgba(255,255,255,.05); border:1px solid var(--line);
  border-radius:12px; padding:13px 15px; font-size:14px; line-height:1.65;
}
.mission-status.ok{ background:rgba(98,184,116,.13); border-color:rgba(98,184,116,.4); }
.mission-status b{ display:block; margin-bottom:5px; font-size:15px; }
.mission-status.ok b{ color:var(--green); }
.mission-status p{ margin:0; color:#ded8e8; }

/* ---------- Resultado ---------- */
.rank-icon{ font-size:clamp(48px,12vw,76px); line-height:1; animation:pop2 .7s cubic-bezier(.3,1.6,.5,1) both; }
@keyframes pop2{ 0%{ transform:scale(0) rotate(-20deg); opacity:0;} 100%{ transform:none; opacity:1;} }
.rank-name{ font-family:var(--font-title); font-size:clamp(23px,6vw,38px); margin:8px 0 4px; color:var(--gold); }
.rank-msg{ color:var(--text-dim); margin:0 0 22px; font-size:15px; }

.stats{ display:grid; grid-template-columns:repeat(2,1fr); gap:11px; margin-bottom:20px; }
@media (min-width:640px){ .stats{ grid-template-columns:repeat(4,1fr); } }
.stat{ background:rgba(255,255,255,.05); border:1px solid var(--line); border-radius:13px; padding:13px 8px; }
.stat-num{ display:block; font-family:var(--font-title); font-size:clamp(21px,5.6vw,29px); color:var(--gold); }
.stat-num.small{ font-size:clamp(13px,3.2vw,16px); line-height:1.35; }
.stat-lbl{ display:block; font-size:11px; color:var(--text-dim); margin-top:5px; }

.review{ text-align:left; margin-bottom:20px; }
.review h3{ font-family:var(--font-title); color:var(--gold); font-size:17px; margin:0 0 10px; }
.review-list{ list-style:none; margin:0; padding:0; display:grid; gap:8px; }
.review-list li{
  display:flex; gap:10px; align-items:flex-start;
  background:rgba(255,255,255,.04); border:1px solid var(--line);
  border-left-width:4px; border-radius:11px; padding:10px 12px; font-size:13.5px; line-height:1.45;
}
.review-list li.ok{ border-left-color:var(--green); }
.review-list li.bad{ border-left-color:var(--red); }
.review-list .rv b{ display:block; }
.review-list .rv small{ display:block; color:var(--text-dim); margin-top:2px; }

.result-actions{ display:grid; gap:10px; justify-items:center; }
@media (min-width:520px){ .result-actions{ grid-auto-flow:column; justify-content:center; align-items:center; } }
.result-actions .btn-xl{ width:auto; margin-top:0; }

/* ---------- Confeti ---------- */
.confetti{
  position:fixed; top:-16px; width:9px; height:15px; z-index:40;
  pointer-events:none; border-radius:2px; animation:fall linear forwards;
}
@keyframes fall{ to{ transform:translateY(112vh) rotate(700deg); opacity:0; } }

/* ---------- Accesibilidad ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}

/* ---------- Móvil ---------- */
@media (max-width:560px){
  .hud{ gap:6px; padding:8px 10px; }
  .game-title{ width:100%; order:-1; font-size:15px; }
  .btn-quit{ order:-2; }
  .hud-item{ min-width:58px; }
  .art-svg{ border-width:8px; }
}