@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500&family=Inter:wght@400;500;600;700&display=swap');

  :root{
    --bg:#FAF7F2;
    --surface:#FFFFFF;
    --surface-2:#F3EEE6;
    --surface-3:#EDE5D6;
    --border:#E3DCCE;
    --ink:#211E2E;
    --ink-soft:#6E6858;
    --ink-faint:#A79F8C;
    --brand:#17213D;
    --brand-2:#2B3A63;
    --brand-ink:#FFFFFF;
    --brand-surface:#17213D;
    --brand-surface-ink:#FFFFFF;
    --gold:#A97C3F;
    --gold-soft:#F2E6CE;
    --good:#4F7A56;
    --good-soft:#E3EEE1;
    --warn:#9C7423;
    --warn-soft:#F7ECD3;
    --bad:#A3483C;
    --bad-soft:#F5E1DD;
    --focus:#17213D;
    --shadow:0 1px 2px rgba(23,33,61,.06), 0 8px 24px -12px rgba(23,33,61,.18);
    --radius:10px;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#0F1220;
      --surface:#171A2C;
      --surface-2:#1E2236;
      --surface-3:#262B44;
      --border:#2E3350;
      --ink:#ECE8DD;
      --ink-soft:#A79FC7;
      --ink-faint:#726C93;
      --brand:#93A6DE;
      --brand-2:#B7C4E8;
      --brand-ink:#12162A;
      --brand-surface:#12162A;
      --brand-surface-ink:#F4F1E8;
      --gold:#D9B87B;
      --gold-soft:#382D1B;
      --good:#8FC098;
      --good-soft:#1D2B20;
      --warn:#E3BA66;
      --warn-soft:#332811;
      --bad:#E08E80;
      --bad-soft:#3A211D;
      --focus:#93A6DE;
      --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
    }
  }
  :root[data-theme="dark"]{
    --bg:#0F1220;
    --surface:#171A2C;
    --surface-2:#1E2236;
    --surface-3:#262B44;
    --border:#2E3350;
    --ink:#ECE8DD;
    --ink-soft:#A79FC7;
    --ink-faint:#726C93;
    --brand:#93A6DE;
    --brand-2:#B7C4E8;
    --brand-ink:#12162A;
    --brand-surface:#12162A;
    --brand-surface-ink:#F4F1E8;
    --gold:#D9B87B;
    --gold-soft:#382D1B;
    --good:#8FC098;
    --good-soft:#1D2B20;
    --warn:#E3BA66;
    --warn-soft:#332811;
    --bad:#E08E80;
    --bad-soft:#3A211D;
    --focus:#93A6DE;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html,body{height:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
    font-variant-numeric:tabular-nums;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.serif{font-family:'Playfair Display',Georgia,'Times New Roman',serif;}
  p{line-height:1.6;}
  a{color:inherit;}
  button,input,select,textarea{font-family:inherit;font-size:1em;color:inherit;}
  button{cursor:pointer;}
  ::selection{background:var(--gold-soft);}
  :focus-visible{outline:2px solid var(--focus);outline-offset:2px;}

  .app-shell{min-height:100%;display:flex;flex-direction:column;}

  /* ---------- topbar ---------- */
  .topbar{
    background:var(--brand-surface);
    color:var(--brand-surface-ink);
    display:flex;align-items:center;justify-content:space-between;
    padding:.85rem 1.5rem;
    gap:1rem;
    flex-wrap:wrap;
  }
  .brand{display:flex;align-items:center;gap:.7rem;}
  .brand img{height:34px;width:34px;border-radius:6px;display:block;}
  .brand-text{display:flex;flex-direction:column;line-height:1.1;}
  .brand-text .name{font-family:'Playfair Display',serif;font-size:1.15rem;letter-spacing:.02em;}
  .brand-text .tag{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;opacity:.72;}

  main{flex:1;width:100%;}
  .wrap{max-width:1180px;margin:0 auto;padding:2rem 1.5rem 4rem;}

  /* ---------- forms / buttons ---------- */
  .field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem;}
  .field label{font-size:.82rem;font-weight:600;color:var(--ink-soft);}
  .field .hint{font-size:.76rem;color:var(--ink-faint);margin-top:-.15rem;}
  input[type=text],input[type=tel],input[type=email],input[type=date],input[type=time],input[type=password],input[type=number],select,textarea{
    background:var(--bg);border:1px solid var(--border);border-radius:8px;
    padding:.6rem .7rem;color:var(--ink);width:100%;
  }
  textarea{resize:vertical;min-height:70px;}
  .row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
  @media (max-width:520px){.row2{grid-template-columns:1fr;}}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
    padding:.65rem 1.1rem;border-radius:8px;border:1px solid transparent;
    font-weight:600;font-size:.9rem;transition:filter .15s ease, background .15s ease;
  }
  .btn-primary{background:var(--brand);color:var(--brand-ink);}
  .btn-primary:hover{filter:brightness(1.1);}
  .btn-primary:disabled{opacity:.55;cursor:not-allowed;}
  .btn-gold{background:var(--gold);color:#fff;}
  .btn-gold:hover{filter:brightness(1.06);}
  .btn-ghost{background:transparent;border-color:var(--border);color:var(--ink);}
  .btn-ghost:hover{background:var(--surface-2);}
  .btn-danger{background:transparent;border-color:var(--bad);color:var(--bad);}
  .btn-danger:hover{background:var(--bad-soft);}
  .btn-sm{padding:.4rem .75rem;font-size:.8rem;}
  .btn-block{width:100%;}

  .card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
  .card-pad{padding:1.5rem;}
  .error-text{color:var(--bad);font-size:.83rem;margin:-.4rem 0 .9rem;}

  /* ---------- dashboard layout ---------- */
  .dash-grid{display:grid;grid-template-columns:minmax(0,460px) 1fr;gap:1.5rem;align-items:start;}
  @media (max-width:900px){.dash-grid{grid-template-columns:1fr;}}

  .cal-header{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 1.2rem .3rem;}
  .cal-header .month{font-size:1.05rem;font-weight:600;text-transform:capitalize;}
  .cal-nav{display:flex;gap:.3rem;}
  .cal-nav button{background:var(--surface-2);border:1px solid var(--border);width:30px;height:30px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:1rem;}
  .cal-nav button:hover{background:var(--surface-3);}
  .cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;padding:.8rem 1.2rem 1.2rem;}
  .cal-dow{font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint);text-align:center;padding-bottom:.3rem;font-weight:600;}
  .cal-cell{
    aspect-ratio:1/.92;border-radius:8px;border:1px solid var(--border);
    background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:.15rem;font-size:.85rem;font-weight:600;position:relative;
  }
  .cal-cell.is-btn{cursor:pointer;}
  .cal-cell.is-btn:hover{border-color:var(--gold);}
  .cal-cell.empty{border:none;background:transparent;}
  .cal-cell.past{opacity:.4;cursor:default;}
  .cal-cell.today{border-color:var(--brand);border-width:2px;}
  .cal-cell .dot{width:6px;height:6px;border-radius:50%;}
  .cal-cell.st-available .dot{background:var(--good);}
  .cal-cell.st-pending{background:var(--warn-soft);border-color:var(--warn);}
  .cal-cell.st-pending .dot{background:var(--warn);}
  .cal-cell.st-confirmed{background:var(--gold-soft);border-color:var(--gold);}
  .cal-cell.st-confirmed .dot{background:var(--gold);}
  .cal-cell.st-blocked{background:var(--surface-3);border-color:var(--ink-faint);}
  .cal-cell.st-blocked .dot{background:var(--ink-faint);}
  .cal-cell.selected{outline:2px solid var(--brand);outline-offset:1px;}

  .legend{display:flex;flex-wrap:wrap;gap:.9rem;padding:0 1.2rem 1.1rem;font-size:.76rem;color:var(--ink-soft);}
  .legend span{display:inline-flex;align-items:center;gap:.35rem;}
  .legend .dot{width:7px;height:7px;border-radius:50%;display:inline-block;}

  .side-col{display:flex;flex-direction:column;gap:1.2rem;}
  .panel-title{font-size:1.02rem;font-weight:700;margin:0 0 .9rem;display:flex;align-items:center;justify-content:space-between;}

  .res-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem;}
  .res-item{
    border:1px solid var(--border);border-radius:9px;padding:.75rem .9rem;
    display:flex;align-items:center;justify-content:space-between;gap:.8rem;background:var(--surface);
  }
  .res-item:hover{border-color:var(--gold);cursor:pointer;}
  .res-main .date{font-weight:700;font-size:.88rem;}
  .res-main .who{color:var(--ink-soft);font-size:.82rem;margin-top:.1rem;}
  .empty-note{color:var(--ink-faint);font-size:.86rem;padding:.4rem 0;}

  .badge{display:inline-flex;align-items:center;gap:.3rem;padding:.22rem .55rem;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.02em;white-space:nowrap;}
  .badge-confirmed{background:var(--gold-soft);color:var(--gold);}
  .badge-pending{background:var(--warn-soft);color:var(--warn);}
  .badge-blocked{background:var(--surface-3);color:var(--ink-soft);}
  .badge-sync-yes{background:var(--good-soft);color:var(--good);}
  .badge-sync-no{background:var(--surface-2);color:var(--ink-faint);}

  .info-banner{
    background:var(--gold-soft);border:1px solid var(--gold);color:var(--ink);
    border-radius:9px;padding:.8rem 1rem;font-size:.82rem;line-height:1.55;margin-bottom:1.2rem;
  }
  .info-banner strong{color:var(--gold);}
  .cal-status-banner{
    display:flex;align-items:center;gap:.6rem;border:1px solid var(--border);
    border-radius:9px;padding:.7rem .9rem;font-size:.82rem;color:var(--ink-soft);margin-bottom:1.2rem;background:var(--surface);
  }
  .cal-status-dot{width:8px;height:8px;border-radius:50%;background:var(--ink-faint);flex:none;}
  .cal-status-banner.is-on{border-color:var(--good);}
  .cal-status-banner.is-on .cal-status-dot{background:var(--good);}

  /* ---------- modal ---------- */
  .modal-overlay{
    position:fixed;inset:0;background:rgba(15,18,30,.5);display:flex;align-items:center;justify-content:center;
    padding:1.2rem;z-index:50;
  }
  .modal{background:var(--surface);border-radius:12px;max-width:520px;width:100%;max-height:88vh;overflow-y:auto;box-shadow:var(--shadow);}
  .modal-head{display:flex;align-items:center;justify-content:space-between;padding:1.2rem 1.3rem .6rem;}
  .modal-head h3{margin:0;font-size:1.15rem;}
  .modal-close{background:none;border:none;font-size:1.3rem;line-height:1;color:var(--ink-faint);padding:.2rem;}
  .modal-body{padding:.4rem 1.3rem 1.4rem;}
  .modal-actions{display:flex;gap:.6rem;margin-top:1.1rem;flex-wrap:wrap;}
  .detail-row{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0;border-bottom:1px solid var(--border);font-size:.88rem;}
  .detail-row:last-child{border-bottom:none;}
  .detail-row .k{color:var(--ink-soft);}
  .detail-row .v{font-weight:600;text-align:right;}

  /* ---------- toast ---------- */
  .toast{
    position:fixed;bottom:1.4rem;left:50%;transform:translateX(-50%);
    background:var(--brand);color:var(--brand-ink);padding:.75rem 1.2rem;border-radius:999px;
    font-size:.85rem;font-weight:600;box-shadow:var(--shadow);z-index:100;
    display:flex;align-items:center;gap:.5rem;
  }

  @media (prefers-reduced-motion:reduce){*{transition:none !important;}}