@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

  :root{
    --paper:#F6F7F5;
    --ink:#1B211F;
    --ink-soft:#5B6660;
    --line:#D9DEDA;
    --card:#FFFFFF;

    --dmc:#2E5F6B;
    --dmc-bg:#E6EEEF;
    --vmc:#8A5A3C;
    --vmc-bg:#F1E7DE;
    --obl:#4C5F35;
    --obl-bg:#E7EBDF;
    --yak:#6B4E71;
    --yak-bg:#EEE6EF;

    --oncall:#B23A2E;
    --vac:#4A5450;
    --vac-bg:#E4E7E5;
  }

  *{box-sizing:border-box;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    padding:28px;
  }
  .wrap{max-width:1180px;margin:0 auto;}

  header.top{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    margin-bottom:18px;
    border-bottom:2px solid var(--ink);
    padding-bottom:14px;
    flex-wrap:wrap;
    gap:12px;
  }
  header.top h1{
    font-family:'Space Grotesk',sans-serif;
    font-size:26px;
    font-weight:700;
    margin:0;
    letter-spacing:-0.01em;
  }
  header.top .sub{
    font-size:12.5px;
    color:var(--ink-soft);
    margin-top:4px;
  }
  .month-nav{
    display:flex;
    align-items:center;
    gap:12px;
    font-family:'Space Grotesk',sans-serif;
  }
  .month-nav button{
    border:1px solid var(--ink);
    background:var(--card);
    width:30px;height:30px;
    border-radius:4px;
    cursor:pointer;
    font-size:15px;
    line-height:1;
  }
  .month-nav button:hover{background:var(--ink);color:var(--paper);}
  .month-label{font-size:16px;font-weight:600;min-width:150px;text-align:center;}

  /* Tabs */
  .tabs{
    display:flex;
    gap:4px;
    margin-bottom:16px;
    border-bottom:1px solid var(--line);
  }
  .tab{
    font-family:'Space Grotesk',sans-serif;
    font-size:13px;
    font-weight:600;
    padding:9px 16px;
    cursor:pointer;
    color:var(--ink-soft);
    border-bottom:2px solid transparent;
    margin-bottom:-1px;
  }
  .tab.active{color:var(--ink);border-bottom-color:var(--ink);}
  .tab:hover{color:var(--ink);}

  .filter-row{
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:16px;
    font-family:'Space Grotesk',sans-serif;
    font-size:13px;
  }
  .filter-row select{
    padding:7px 10px;
    border:1px solid var(--ink);
    border-radius:5px;
    font-family:'Space Grotesk',sans-serif;
    font-weight:600;
    font-size:13px;
    background:var(--card);
  }
  .pill{
    display:inline-flex;align-items:center;gap:6px;
    padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;
  }

  .legend{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
    margin-bottom:16px;
    font-size:11.5px;
    color:var(--ink-soft);
  }
  .legend span{display:inline-flex;align-items:center;gap:6px;}
  .swatch{width:10px;height:10px;border-radius:2px;display:inline-block;}

  .grid{
    display:grid;
    grid-template-columns:repeat(7,1fr);
    gap:6px;
    margin-bottom:28px;
  }
  .dow{
    font-family:'Space Grotesk',sans-serif;
    font-size:11px;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:var(--ink-soft);
    padding:2px 4px 8px;
  }
  .day{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:6px;
    min-height:150px;
    padding:0;
    display:flex;
    overflow:hidden;
    position:relative;
  }
  .day.compact{min-height:96px;}
  .day.other-month{opacity:0.35;}
  .rail{
    width:5px;
    display:flex;
    flex-direction:column;
  }
  .rail div{flex:1;}
  .day-body{flex:1;padding:6px 8px 8px;min-width:0;}
  .date-num{
    font-family:'JetBrains Mono',monospace;
    font-size:12px;
    font-weight:700;
    color:var(--ink-soft);
    margin-bottom:4px;
  }
  .weekend .date-num{color:var(--oncall);}

  .row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:4px;
    font-size:11.5px;
    padding:2px 3px;
    border-radius:3px;
    margin-bottom:2px;
    cursor:pointer;
  }
  .row:hover{filter:brightness(0.96);}
  .row .site-tag{
    font-family:'JetBrains Mono',monospace;
    font-weight:700;
    font-size:9.5px;
    letter-spacing:0.03em;
    opacity:0.85;
  }
  .row .doc{font-weight:600;flex:1;text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .row .oncall-dot{width:6px;height:6px;border-radius:50%;background:var(--oncall);flex-shrink:0;}
  .row.empty{color:#B7BDB9;font-style:italic;}
  .row.empty .doc{font-weight:400;}
  .row.big{font-size:13px;padding:6px 8px;}

  .row.dmc{background:var(--dmc-bg);color:var(--dmc);}
  .row.vmc{background:var(--vmc-bg);color:var(--vmc);}
  .row.obl{background:var(--obl-bg);color:var(--obl);}
  .row.yak{background:var(--yak-bg);color:var(--yak);}
  .row.vac-row{background:var(--vac-bg);color:var(--vac);}

  .vac-line{
    font-size:10.5px;
    font-weight:600;
    color:var(--vac);
    margin-top:4px;
    padding:2px 3px;
    background:var(--vac-bg);
    border-radius:3px;
    cursor:pointer;
  }
  .notes-flag{
    position:absolute;
    top:6px;right:6px;
    width:6px;height:6px;
    border-radius:50%;
    background:#D4A017;
  }
  .readonly-note{
    font-size:10.5px;color:var(--ink-soft);margin-bottom:14px;
    font-style:italic;
  }

  /* Stats panel */
  .stats-section h2{
    font-family:'Space Grotesk',sans-serif;
    font-size:17px;
    margin:24px 0 12px;
  }
  table.stats{
    width:100%;
    border-collapse:collapse;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:6px;
    overflow:hidden;
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
  }
  table.stats th, table.stats td{
    padding:9px 12px;
    text-align:right;
    border-bottom:1px solid var(--line);
  }
  table.stats th:first-child, table.stats td:first-child{
    text-align:left;
    font-family:'Inter',sans-serif;
    font-weight:600;
  }
  table.stats thead th{
    background:var(--ink);
    color:var(--paper);
    font-family:'Inter',sans-serif;
    font-weight:600;
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:0.04em;
  }
  table.stats tbody tr:last-child td{border-bottom:none;}
  table.stats tbody tr:nth-child(even){background:#FBFBFA;}
  table.stats tfoot td{
    font-family:'Inter',sans-serif;font-weight:700;
    border-top:2px solid var(--ink);background:#F1F2EF;
  }
  table.stats .month-total-col{background:#F1F2EF;font-weight:700;}

  .year-nav{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;margin-bottom:6px;}

  /* Modal */
  .overlay{
    position:fixed;inset:0;
    background:rgba(27,33,31,0.45);
    display:flex;align-items:center;justify-content:center;
    z-index:50;
  }
  .modal{
    background:var(--card);
    border-radius:8px;
    padding:22px;
    width:300px;
    box-shadow:0 12px 32px rgba(0,0,0,0.2);
  }
  .modal h3{
    font-family:'Space Grotesk',sans-serif;
    margin:0 0 4px;
    font-size:15px;
  }
  .modal .site-label{font-size:12px;color:var(--ink-soft);margin-bottom:14px;}
  .modal label{
    display:block;font-size:11px;font-weight:600;color:var(--ink-soft);
    text-transform:uppercase;letter-spacing:0.04em;margin:12px 0 5px;
  }
  .modal select, .modal input[type=text]{
    width:100%;padding:8px 9px;border:1px solid var(--line);border-radius:5px;
    font-family:'Inter',sans-serif;font-size:13px;background:var(--paper);
  }
  .modal .checkbox-row{display:flex;align-items:center;gap:8px;margin-top:12px;}
  .modal .checkbox-row input{width:auto;}
  .modal .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px;}
  .modal button{
    font-family:'Inter',sans-serif;font-size:13px;font-weight:600;
    padding:8px 14px;border-radius:5px;cursor:pointer;border:1px solid var(--ink);
  }
  .btn-save{background:var(--ink);color:var(--paper);}
  .btn-cancel{background:var(--card);color:var(--ink);}

/* ─────────────────────────────────────────────────────────
   Additions beyond the prototype: access tiers, admin panel,
   multi-doctor vacations, loading and error states.
   ───────────────────────────────────────────────────────── */

.session-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-family:'Space Grotesk',sans-serif;font-size:12.5px;
}
.role-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:20px;font-size:11px;font-weight:700;
  letter-spacing:0.03em;text-transform:uppercase;
}
.role-badge.viewer{background:var(--vac-bg);color:var(--ink-soft);}
.role-badge.editor{background:var(--obl-bg);color:var(--obl);}
.role-badge.admin{background:var(--vmc-bg);color:var(--vmc);}
.link-btn{
  background:none;border:none;padding:0;cursor:pointer;
  font-family:'Space Grotesk',sans-serif;font-size:12.5px;font-weight:600;
  color:var(--ink);text-decoration:underline;text-underline-offset:3px;
}
.link-btn:hover{color:var(--dmc);}

.banner{
  border:1px solid var(--line);border-left:3px solid var(--ink-soft);
  background:var(--card);border-radius:5px;
  padding:10px 14px;margin-bottom:14px;
  font-size:12.5px;color:var(--ink-soft);
}
.banner.warn{border-left-color:#D4A017;background:#FDF9EE;color:#7A5B0B;}
.banner.error{border-left-color:var(--oncall);background:#FBEDEB;color:var(--oncall);}
.banner.ok{border-left-color:var(--obl);background:var(--obl-bg);color:var(--obl);}
.banner strong{font-weight:700;}

/* Read-only mode: cells stop advertising themselves as clickable. */
body.readonly .row,
body.readonly .vac-line{cursor:default;}
body.readonly .row:hover{filter:none;}
body.readonly .vac-line.add-vac{display:none;}

.day-body .vac-line + .vac-line{margin-top:2px;}
.vac-line .vac-x{float:right;opacity:0.6;font-weight:700;padding:0 2px;}
.vac-line .vac-x:hover{opacity:1;color:var(--oncall);}

.stale-note{font-size:11px;color:var(--ink-soft);font-family:'JetBrains Mono',monospace;}
.spinner{
  width:12px;height:12px;border-radius:50%;
  border:2px solid var(--line);border-top-color:var(--ink-soft);
  display:inline-block;animation:spin 0.7s linear infinite;vertical-align:-2px;
}
@keyframes spin{to{transform:rotate(360deg);}}

.empty-state{
  text-align:center;color:var(--ink-soft);font-size:13px;
  padding:60px 20px;background:var(--card);
  border:1px solid var(--line);border-radius:6px;
}

/* Admin panel */
table.admin{
  width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--line);border-radius:6px;overflow:hidden;font-size:13px;
}
table.admin th,table.admin td{
  padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle;
}
table.admin thead th{
  background:var(--ink);color:var(--paper);font-weight:600;
  font-size:11px;text-transform:uppercase;letter-spacing:0.04em;
}
table.admin tbody tr:last-child td{border-bottom:none;}
table.admin tr.inactive td{opacity:0.5;}
table.admin td.actions-cell{text-align:right;white-space:nowrap;}

.mini-btn{
  font-family:'Inter',sans-serif;font-size:11.5px;font-weight:600;
  padding:5px 10px;border-radius:4px;cursor:pointer;
  border:1px solid var(--line);background:var(--paper);color:var(--ink);
  margin-left:6px;
}
.mini-btn:hover{border-color:var(--ink);}
.mini-btn.danger{color:var(--oncall);}
.mini-btn.danger:hover{background:var(--oncall);color:var(--card);border-color:var(--oncall);}
.mini-btn:disabled{opacity:0.4;cursor:not-allowed;}

.toggle{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;
  font-size:12px;font-weight:600;color:var(--ink-soft);
}
.status-dot{width:7px;height:7px;border-radius:50%;display:inline-block;}
.status-dot.on{background:var(--obl);}
.status-dot.off{background:var(--line);}

.code-reveal{
  font-family:'JetBrains Mono',monospace;font-size:16px;font-weight:700;
  letter-spacing:0.08em;background:var(--paper);border:1px dashed var(--ink);
  border-radius:5px;padding:12px;text-align:center;margin:10px 0;
  user-select:all;
}
.add-doc-row{display:flex;gap:8px;margin-bottom:16px;}
.add-doc-row input{
  flex:1;max-width:280px;padding:8px 10px;border:1px solid var(--line);
  border-radius:5px;font-family:'Inter',sans-serif;font-size:13px;background:var(--card);
}
.modal .hint{font-size:11.5px;color:var(--ink-soft);line-height:1.5;margin-top:10px;}
.modal .vac-list{margin-top:8px;}
.modal .vac-chip{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--vac-bg);border-radius:4px;padding:6px 10px;
  font-size:12.5px;margin-bottom:4px;
}
.modal .vac-chip button{
  border:none;background:none;cursor:pointer;color:var(--oncall);
  font-weight:700;font-size:14px;padding:0 4px;
}

@media (max-width:820px){
  body{padding:14px;}
  header.top{align-items:flex-start;}

  /* Wide content scrolls inside its own box; the page itself never does. */
  table.stats{display:block;overflow-x:auto;}
  table.admin{display:block;overflow-x:auto;}

  /* Squeezing seven day-columns into a phone makes them unreadable, so the
     month keeps its real proportions and the grid scrolls sideways instead. */
  .grid-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-bottom:28px;}
  .grid-scroll .grid{min-width:760px;margin-bottom:0;}

  .tabs{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;}
  .tabs::-webkit-scrollbar{display:none;}
  .tab{white-space:nowrap;}

  .legend{font-size:11px;gap:10px;}
  .legend span[style*="margin-left:auto"]{margin-left:0 !important;}
  .session-bar{justify-content:flex-start;}
  .modal{width:auto !important;max-width:calc(100vw - 32px);}
}

/* The month-total tint is meant for body cells; on the dark header row it made
   the "Year total" label almost invisible. Keep it distinct but readable. */
table.stats thead th.month-total-col{
  background:#39423E;
  color:var(--paper);
}

/* Month and year are pickable directly, not only by stepping with the arrows. */
.nav-select{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  font-size:15px;
  color:var(--ink);
  background:var(--card);
  border:1px solid transparent;
  border-radius:5px;
  padding:4px 6px;
  cursor:pointer;
  appearance:none;
  text-align:center;
  text-align-last:center;
}
.nav-select:hover{border-color:var(--line);background:var(--paper);}
.nav-select:focus{outline:none;border-color:var(--ink);}
.nav-select.month{min-width:112px;}
.nav-select.year{min-width:74px;}

.today-btn{
  font-family:'Space Grotesk',sans-serif;
  font-size:12px;font-weight:600;
  padding:6px 11px;margin-left:4px;
  border:1px solid var(--ink);border-radius:5px;
  background:var(--card);color:var(--ink);cursor:pointer;
}
.today-btn:hover{background:var(--ink);color:var(--paper);}