/*
  Mood Fit Survey — Kiosk UI
  Tokens:
  Color:  --ink:#14121B (fondo base) --paper:#1F1C2B (tarjetas) --mist:#8A85A3 (texto secundario)
          Espectro de ánimo, de bajo a alto: --low:#FF4D6D --mid:#FFC24B --high:#28E0C6 --accent:#8B5CF6 (violeta, marca)
  Type:   Display "Space Grotesk" (títulos, números grandes) / Body "Inter" (texto)
  Signature: anillo de "pulso" que se enciende alrededor de la tarjeta emoji seleccionada,
             como referencia al ritmo/latido de una clase de baile o cardio.
*/
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Inter:wght@400;500;600;700&display=swap');

#mfs-kiosk-app, #mfs-kiosk-app * { box-sizing: border-box; }

#mfs-kiosk-app {
  --ink: #14121B;
  --paper: #211D30;
  --paper-2: #2A2540;
  --mist: #9691B3;
  --low: #FF4D6D;
  --mid: #FFC24B;
  --high: #28E0C6;
  --accent: #8B5CF6;
  --white: #F5F3FF;

  font-family: 'Inter', system-ui, sans-serif;
  background: radial-gradient(120% 120% at 10% 0%, #241F38 0%, var(--ink) 55%);
  color: var(--white);
  min-height: 100vh;
  width: 100%;
  padding: 32px;
  -webkit-user-select: none;
  user-select: none;
}

#mfs-kiosk-app .mfs-loading {
  display: flex; align-items: center; justify-content: center;
  min-height: 60vh; font-size: 22px; color: var(--mist);
}

.mfs-screen { max-width: 1200px; margin: 0 auto; animation: mfs-fade .35s ease; }
@keyframes mfs-fade { from { opacity: 0; transform: translateY(8px);} to { opacity:1; transform:none; } }

.mfs-header { margin-bottom: 28px; }
.mfs-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 42px;
  font-weight: 700;
  margin: 6px 0 0;
  letter-spacing: -0.01em;
}
.mfs-header .mfs-sub { color: var(--mist); font-size: 18px; margin-top: 4px; }
.mfs-room-tag {
  display: inline-block; font-size: 16px; vertical-align: middle; margin-left: 10px;
  background: var(--paper); color: var(--high); padding: 6px 14px; border-radius: 100px; font-weight: 700;
}
.mfs-eyebrow {
  display: inline-block; text-transform: uppercase; font-size: 13px;
  letter-spacing: .12em; color: var(--accent); font-weight: 700;
}
.mfs-back {
  background: var(--paper); border: none; color: var(--white); font-size: 16px;
  padding: 10px 18px; border-radius: 100px; cursor: pointer; margin-bottom: 16px;
}

/* ---- Lista de clases ---- */
.mfs-class-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.mfs-class-card {
  background: var(--paper);
  border-radius: 24px;
  padding: 24px;
  min-height: 170px;
  position: relative;
  border: 1px solid rgba(255,255,255,.05);
  border-top: 4px solid var(--accent, var(--accent));
  transition: transform .15s ease;
}
.mfs-class-card.is-open { cursor: pointer; }
.mfs-class-card.is-open:active { transform: scale(.97); }
.mfs-class-card.is-closed { opacity: .45; }
.mfs-class-time { color: var(--mist); font-size: 15px; font-weight: 600; }
.mfs-class-name { font-family: 'Space Grotesk', sans-serif; font-size: 24px; font-weight: 700; margin-top: 6px; }
.mfs-class-teacher { color: var(--mist); font-size: 15px; margin-top: 2px; }
.mfs-badge {
  position: absolute; top: 20px; right: 20px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  padding: 6px 12px; border-radius: 100px;
}
.mfs-badge-pre { background: rgba(139,92,246,.18); color: #C4B5FD; }
.mfs-badge-post { background: rgba(40,224,198,.18); color: #6EE7D8; }
.mfs-badge-closed { background: rgba(255,255,255,.06); color: var(--mist); }
.mfs-empty { color: var(--mist); font-size: 18px; grid-column: 1/-1; text-align: center; padding: 60px 0; }

/* ---- Selección de alumno ---- */
.mfs-search-box { margin-bottom: 18px; }
.mfs-search-input {
  width: 100%; font-size: 22px; padding: 20px 24px; border-radius: 20px;
  border: 2px solid var(--paper-2); background: var(--paper); color: var(--white);
}
.mfs-search-input:focus { outline: none; border-color: var(--accent); }
.mfs-student-results { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 12px; margin-bottom: 20px; }
.mfs-student-item {
  background: var(--paper); padding: 20px; border-radius: 16px; font-size: 19px; font-weight: 600;
  cursor: pointer; text-align: center;
}
.mfs-student-item:active { background: var(--accent); }
.mfs-btn-secondary {
  background: transparent; border: 2px dashed var(--paper-2); color: var(--mist);
  padding: 16px 22px; border-radius: 16px; font-size: 17px; cursor: pointer; width: 100%;
}

/* ---- Preguntas ---- */
.mfs-question-block { margin-bottom: 32px; }
.mfs-question-text { font-family: 'Space Grotesk', sans-serif; font-size: 24px; font-weight: 700; margin-bottom: 16px; }
.mfs-emoji-row { display: flex; flex-wrap: wrap; gap: 14px; }
.mfs-emoji-card {
  background: var(--paper); border-radius: 20px; padding: 18px 16px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  min-width: 110px; flex: 1 1 110px; cursor: pointer;
  border: 2px solid transparent; position: relative;
}
.mfs-emoji { font-size: 40px; line-height: 1; }
.mfs-emoji-label { font-size: 13px; color: var(--mist); font-weight: 600; text-align: center; }
.mfs-emoji-card.is-active {
  border-color: var(--accent);
  background: var(--paper-2);
  box-shadow: 0 0 0 6px rgba(139,92,246,.15);
  animation: mfs-pulse .6s ease;
}
@keyframes mfs-pulse {
  0% { box-shadow: 0 0 0 0 rgba(139,92,246,.5); }
  100% { box-shadow: 0 0 0 6px rgba(139,92,246,.15); }
}
.mfs-emoji-card.is-active .mfs-emoji-label { color: var(--white); }

.mfs-stars { display: flex; gap: 10px; }
.mfs-star { font-size: 48px; color: var(--paper-2); cursor: pointer; }
.mfs-star.is-active { color: var(--mid); }

.mfs-btn-submit {
  width: 100%; padding: 22px; font-size: 20px; font-weight: 700; border: none; border-radius: 20px;
  background: var(--paper-2); color: var(--mist); margin-top: 12px; cursor: not-allowed;
  font-family: 'Space Grotesk', sans-serif;
}
.mfs-btn-submit.is-ready {
  background: linear-gradient(90deg, var(--accent), var(--high));
  color: #0F0D1A; cursor: pointer;
}

/* ---- Agradecimiento ---- */
.mfs-thanks-screen { text-align: center; padding: 100px 0; }
.mfs-thanks-emoji { font-size: 64px; margin-bottom: 20px; }
.mfs-thanks-screen h1 { font-family: 'Space Grotesk', sans-serif; font-size: 32px; }

/* Tablet landscape tuning */
@media (max-width: 700px) {
  #mfs-kiosk-app { padding: 18px; }
  .mfs-header h1 { font-size: 30px; }
}

.mfs-install-fab {
  position: fixed; bottom: 20px; right: 20px; z-index: 999;
  background: linear-gradient(90deg, var(--accent, #8B5CF6), var(--high, #28E0C6));
  color: #0F0D1A; border: none; font-weight: 700; font-size: 15px;
  padding: 14px 20px; border-radius: 100px; cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  font-family: 'Space Grotesk', sans-serif;
}