/* AulaMap — Llenç de l'aula: pupitres, relacions visuals i controls */
/* MAIN */
.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0;}
.toolbar{display:flex;align-items:center;gap:5px;padding:7px 14px;background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;}
.toolbar-sep{width:1px;height:20px;background:var(--border);margin:0 3px;flex-shrink:0;}
.toolbar-label{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:0.5px;font-weight:600;white-space:nowrap;flex-shrink:0;}
.toolbar .btn{flex-shrink:0;white-space:nowrap;}
.toolbar [hidden]{display:none!important;}
#moveSelectedTeam{max-width:190px;padding:5px;background:var(--surface2);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);font:inherit;font-size:11px;}

.canvas-wrap{flex:1;overflow:hidden;position:relative;min-height:0;}
.canvas-area{width:100%;height:100%;overflow:hidden;position:relative;cursor:default;touch-action:none;}
.canvas-area.panning{cursor:grabbing;}
.canvas-inner{transform-origin:0 0;position:relative;min-width:2000px;min-height:2000px;
  background:radial-gradient(circle at 50% 50%,var(--canvas-glow) 0%,transparent 70%),
  linear-gradient(var(--grid-line) 1px,transparent 1px),
  linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:100% 100%,40px 40px,40px 40px;}

/* CLASSROOM */
.classroom{position:relative;padding:20px;}
.teacher-desk{width:200px;height:44px;background:var(--surface3);border:2px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:1px;gap:6px;flex-shrink:0;}
.classroom>.teacher-desk:last-child{margin:24px auto 0;}
#desksContainer{position:relative;}

/* DESK */
.desk{position:absolute;width:100px;height:64px;background:var(--surface2);border:2px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:background 0.12s,border-color 0.12s,box-shadow 0.12s;user-select:none;z-index:2;}
.desk:hover{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow);}
.desk.occupied{border-color:var(--accent);background:var(--accent-glow);}
.desk.drag-over-desk{border-color:var(--green);background:var(--green-bg);transform:scale(1.04);}
.desk.moving{z-index:999;box-shadow:0 8px 32px rgba(0,0,0,0.5);cursor:grabbing;}
.desk .dlbl{font-size:9px;color:var(--text3);position:absolute;top:2px;left:5px;}
.desk .sname{font-size:11px;font-weight:600;color:var(--text);text-align:center;padding:0 4px;max-width:94px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.desk .dav{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;color:#fff;margin-bottom:1px;}
.desk.occupied .dav{cursor:grab;}
.desk.empty .sname{color:var(--text3);font-weight:400;font-style:italic;}
.desk .rm-btn{position:absolute;top:-7px;right:-7px;width:16px;height:16px;background:var(--red);border:none;border-radius:50%;color:#fff;font-size:9px;cursor:pointer;display:none;align-items:center;justify-content:center;z-index:5;}
.desk.occupied:hover .rm-btn{display:flex;}
.desk .mv-btn{position:absolute;top:-7px;left:-7px;width:16px;height:16px;background:var(--accent);border:none;border-radius:50%;color:#fff;font-size:9px;cursor:grab;display:none;align-items:center;justify-content:center;z-index:5;}
.desk:hover .mv-btn{display:flex;}
.desk .del-desk-btn{position:absolute;bottom:-7px;right:-7px;width:16px;height:16px;background:var(--red);border:none;border-radius:50%;color:#fff;font-size:9px;cursor:pointer;display:none;align-items:center;justify-content:center;z-index:5;}
.desk:hover .del-desk-btn{display:flex;}
.desk .lock-btn{position:absolute;bottom:-7px;left:-7px;width:16px;height:16px;background:var(--surface3);border:1px solid var(--border);border-radius:50%;color:var(--text3);font-size:9px;cursor:pointer;display:none;align-items:center;justify-content:center;z-index:5;transition:all 0.12s;padding:0;}
.desk.occupied:hover .lock-btn{display:flex;}
.desk.locked .lock-btn{display:flex!important;background:var(--orange);border-color:var(--orange);color:var(--on-orange);}
.desk.locked{border-color:var(--orange);box-shadow:0 0 0 2px var(--orange-bg);}
.desk.desk-highlight{animation:deskPulse 1.2s ease-out 2;}
@keyframes deskPulse{0%,100%{box-shadow:0 0 0 0 var(--accent-glow)}50%{box-shadow:0 0 0 12px var(--accent-glow)}}

/* COMPAT VIS */
#relationSvg{position:absolute;top:0;left:0;pointer-events:none;z-index:1;overflow:visible;}
.compat-line.good{stroke:var(--green);}
.compat-line.bad{stroke:var(--red);stroke-dasharray:6 4;}
.desk .cdots{position:absolute;bottom:-7px;left:50%;transform:translateX(-50%);display:flex;gap:2px;z-index:3;}
.cdot{width:7px;height:7px;border-radius:50%;border:1px solid var(--bg);}
.cdot.good{background:var(--green);} .cdot.bad{background:var(--red);} .cdot.warn{background:var(--orange);}

/* LAYOUT OPTIONS */
.layout-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin-top:8px;}
.layout-option{padding:8px 4px;background:var(--surface2);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;text-align:center;transition:all 0.12s;}
.layout-option:hover{border-color:var(--accent);}
.layout-option.selected{border-color:var(--accent);background:var(--accent-glow);}
.layout-option .li{font-size:20px;margin-bottom:2px;}
.layout-option .ln{font-size:10px;font-weight:600;color:var(--text2);}


/* DOCENT BAR */
.docent-bar{display:flex;align-items:center;gap:6px;padding:5px 14px;background:var(--surface2);border-bottom:1px solid var(--border);font-size:12px;flex-wrap:wrap;flex-shrink:0;}
.docent-bar select{padding:4px 6px;background:var(--surface3);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:12px;}
.docent-bar .lbl{color:var(--text2);font-weight:600;font-size:10px;text-transform:uppercase;letter-spacing:0.5px;}

/* CANVAS VIEW TOGGLE */
.active-team-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:16px;font-size:11px;font-weight:600;background:var(--orange-bg);color:var(--orange);border:1px solid var(--orange-bg);white-space:nowrap;animation:badgeFadeIn 0.2s ease-out;}
.active-team-badge .mi{font-size:13px;}
@keyframes badgeFadeIn{from{opacity:0;transform:translateX(-6px)}to{opacity:1;transform:translateX(0)}}


/* FLOATING FORM TEAMS BUTTON */
.fab-teams{position:absolute;bottom:12px;right:12px;z-index:50;padding:8px 16px;border-radius:28px;font-size:13px;font-weight:700;background:var(--orange);border:none;color:var(--on-orange);cursor:pointer;font-family:var(--font);display:none;align-items:center;gap:5px;box-shadow:0 4px 20px rgba(251,191,36,0.35);animation:fabTeamsPulse 3s ease-in-out infinite;transition:background 0.15s;}
.fab-teams:hover{background:var(--orange2);}
.fab-teams:disabled{opacity:0.35;cursor:default;pointer-events:none;}
@keyframes fabTeamsPulse{0%,100%{box-shadow:0 4px 20px rgba(251,191,36,0.35)}50%{box-shadow:0 4px 28px rgba(251,191,36,0.55)}}

/* FLOATING AUTO-ASSIGN */
.fab-auto{position:absolute;bottom:12px;right:12px;z-index:50;padding:8px 16px;border-radius:28px;font-size:13px;font-weight:700;box-shadow:0 4px 20px rgba(108,142,239,0.4);animation:fabPulse 3s ease-in-out infinite;}
@keyframes fabPulse{0%,100%{box-shadow:0 4px 20px rgba(108,142,239,0.4)}50%{box-shadow:0 4px 28px rgba(108,142,239,0.6)}}

/* ZOOM CONTROLS */
.zoom-controls{position:absolute;bottom:54px;right:12px;display:flex;flex-direction:column;gap:2px;z-index:50;align-items:center;}
.zoom-controls .btn-icon{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);width:28px;height:28px;}
.zoom-label{font-size:9px;text-align:center;color:var(--text2);font-family:var(--mono);font-weight:600;line-height:1;padding:1px 0;}


/* Selecció múltiple i desplaçament amb espai */
.canvas-area.pan-ready,.canvas-area.pan-ready *{cursor:grab!important;}
.canvas-area.panning,.canvas-area.panning *{cursor:grabbing!important;}
.desk.table-selected{outline:3px solid var(--accent);outline-offset:3px;}
.desk.table-selected .mv-btn{display:flex;}
.selection-marquee{position:absolute;pointer-events:none;border:2px dashed var(--accent);border-radius:4px;background:var(--accent-glow);z-index:1000;}


/* Mode Equips: els mateixos pupitres, amb capçalera per equip */
.canvas-area:focus{outline:none;}
.desk-student{display:flex;flex-direction:column;align-items:center;min-width:0;max-width:100%;}
.teams-mode .desk{border-color:rgba(251,146,60,0.4);}
.teams-mode .desk.occupied{background:rgba(251,146,60,0.045);}
.teams-mode .desk:hover{border-color:var(--orange);box-shadow:0 0 0 3px var(--orange-bg);}
.teams-mode .desk.table-selected{outline-color:var(--orange);}
.teams-mode .desk .mv-btn{background:var(--orange);color:var(--bg);}
.teams-mode .desk-student{padding:0;gap:0;font-size:inherit;}
.desk-team-label{font-size:8px;color:var(--orange);max-width:92px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;line-height:11px;}
.desk.drag-over-team{outline:3px solid var(--green);}
.desk.drag-source{opacity:0.5;}
.team-zone{position:absolute;z-index:3;min-width:212px;max-width:260px;}
.team-zone-header{display:flex;align-items:center;gap:5px;height:28px;padding:3px 5px;border-bottom:1px solid rgba(251,191,36,0.35);color:var(--orange);background:var(--bg);border-radius:4px;}
.team-zone .team-title{font-size:11px;font-weight:600;min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.team-zone button{display:flex;align-items:center;justify-content:center;background:none;border:0;color:var(--text3);padding:2px;cursor:pointer;}
.team-zone button:hover,.team-zone .locked{color:var(--orange);}
.team-zone .team-mv{cursor:grab;}
.team-zone .team-count,.team-zone .team-mean{font-size:9px;color:var(--text2);white-space:nowrap;}
.team-zone.drag-over-team{outline:2px solid var(--green);border-radius:4px;}