:root {
  --bg:#f6f7f9;
  --panel:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --orange:#e87516;
  --blue:#2563eb;
  --red:#dc2626;
  --green:#16803c;
  --shadow:0 6px 22px rgba(0,0,0,.07);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text)}
button,input,textarea{font:inherit}
.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px max(24px,calc((100vw - 1180px)/2));background:#fff;border-bottom:1px solid var(--line)}
h1{font-size:23px;margin:0 0 4px}.subtitle{font-size:13px;color:var(--muted)}
.account-area{display:flex;gap:8px;align-items:center}.user-badge{font-weight:700}.role-badge{font-size:12px;color:var(--muted)}
.nav{display:flex;gap:8px;padding:10px max(24px,calc((100vw - 1180px)/2));background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.nav button{border:0;background:transparent;padding:9px 13px;border-radius:8px;cursor:pointer}.nav button.active{background:#eef2ff;color:#1d4ed8;font-weight:700}
.container{max-width:1180px;margin:26px auto;padding:0 24px 60px}.view{display:none}.view.active{display:block}
.section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:18px}.section-head h2{margin:0 0 5px}.section-head p{margin:0;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.card{padding:18px;cursor:pointer;transition:.15s}.card:hover{transform:translateY(-1px);border-color:#cbd5e1}.card h3{margin:0 0 8px}.card p{color:var(--muted);min-height:42px}.status{display:inline-block;font-size:12px;padding:4px 8px;border-radius:999px;background:#ecfdf5;color:var(--green)}.status.off{background:#fef2f2;color:var(--red)}
.btn{border:1px solid transparent;border-radius:9px;padding:9px 13px;cursor:pointer}.btn.primary{background:var(--blue);color:#fff}.btn.secondary{background:#fff;border-color:var(--line)}.btn.danger{background:#fff;color:var(--red);border-color:#fecaca}.btn.small{padding:6px 9px;font-size:13px}.active-mode{background:#111827;color:#fff}.link-btn{border:0;background:transparent;padding:0;color:var(--blue);cursor:pointer;margin-bottom:10px}
.toolbar{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.calendar-hint{font-size:13px;color:var(--muted);margin:-5px 0 8px}.range-label{font-weight:700;margin:7px 0 12px}
.calendar-root{overflow:auto}.week-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.week-table th,.week-table td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px;vertical-align:top;min-width:120px}.week-table th:last-child,.week-table td:last-child{border-right:0}.week-table tr:last-child td,.week-table tr:last-child th{border-bottom:0}.week-table th{background:#f9fafb}.period-label{width:78px;color:var(--muted);font-weight:700}.reservation-chip{display:block;border:0;background:#fff7ed;border-left:3px solid var(--orange);padding:7px 8px;margin:4px 0;text-align:left;width:100%;cursor:pointer;border-radius:6px}.reservation-name{color:var(--orange);font-weight:800}.reservation-note{font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.month-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}.month-head,.month-cell{background:#fff;min-width:130px}.month-head{padding:9px;text-align:center;font-weight:700;background:#f9fafb}.month-cell{min-height:130px;padding:8px;cursor:pointer;transition:background .12s}.month-cell:hover{background:#f8fbff}.month-cell.other:hover{background:#f3f4f6}.month-cell.other{background:#fafafa;color:#9ca3af}.month-day{font-weight:800;margin-bottom:6px}.month-res{font-size:12px;margin:4px 0;padding:4px 5px;border-left:2px solid var(--orange);background:#fff7ed;cursor:pointer;border-radius:4px}.month-res strong{color:var(--orange)}
.panel{padding:18px}.form-grid{display:grid;gap:13px}.form-grid label{display:grid;gap:6px;font-weight:600}.form-grid input,.form-grid textarea{width:100%;border:1px solid #d1d5db;border-radius:9px;padding:9px 10px;background:#fff}.inline-check{display:flex!important;align-items:center;gap:8px!important}.inline-check input{width:auto!important}.admin-grid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(400px,1.2fr);gap:16px}.top-gap{margin-top:16px}
.list-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line)}.list-row:last-child{border-bottom:0}.row-title{font-weight:800}.row-meta{font-size:13px;color:var(--muted);margin-top:3px}.row-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.empty{padding:28px;text-align:center;color:var(--muted);background:#fff;border:1px dashed #d1d5db;border-radius:12px}
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.46);display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.hidden{display:none!important}.modal{width:min(520px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.25);padding:22px}.modal h3{margin-top:0}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.tabs{display:flex;gap:5px;margin-bottom:16px}.tabs button{flex:1}.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.choice{border:1px solid var(--line);border-radius:8px;padding:10px;display:flex;align-items:center;gap:7px}.toast{position:fixed;right:20px;bottom:20px;background:#111827;color:#fff;padding:11px 15px;border-radius:9px;box-shadow:var(--shadow);z-index:200}.danger-text{color:var(--red)}
@media (max-width:780px){.topbar{padding:16px}.container{padding:0 12px}.nav{padding:8px 12px;overflow:auto}.section-head,.calendar-head{display:block}.toolbar{justify-content:flex-start;margin-top:14px}.admin-grid{grid-template-columns:1fr}.month-grid{min-width:910px}.account-area{flex-wrap:wrap;justify-content:flex-end}.week-table{min-width:900px}}

/* V1.2 maintenance calendar */
.maintenance-action{background:#b45309;color:#fff;border-color:#b45309}
.month-maint{font-size:12px;margin:4px 0;padding:5px 6px;border-left:3px solid #b45309;background:#fffbeb;color:#78350f;cursor:pointer;border-radius:4px}
.month-maint strong{font-weight:800;color:#b45309}
.maintenance-note{font-size:11px;color:#92400e;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.maintenance-panel{background:#fffbeb;border-color:#fde68a}
.maintenance-title{color:#b45309;font-weight:800;margin:6px 0}
.action-choice{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.modal-tip,.field-hint{font-size:13px;color:var(--muted)}
.field-hint{margin-top:6px}
.choice{flex-wrap:wrap}
.choice span{display:block;width:100%;padding-left:22px;font-size:11px;color:var(--muted);font-weight:400}
.choice-disabled{background:#f3f4f6;color:#9ca3af;cursor:not-allowed}
@media (max-width:520px){.action-choice{grid-template-columns:1fr}}

/* V1.3 email notification and production UI */
.form-grid select{width:100%;border:1px solid #d1d5db;border-radius:9px;padding:9px 10px;background:#fff}
.form-divider{height:1px;background:var(--line);margin:2px 0}
.left-actions{justify-content:flex-start}
.panel-head-inline{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.panel-head-inline h3{margin:0 0 4px}
.email-log-row{padding:11px 0;border-bottom:1px solid var(--line)}
.email-log-row:last-child{border-bottom:0}
.email-log-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.mail-status,.smtp-status{display:inline-block;border-radius:999px;padding:4px 8px;font-size:12px;font-weight:700}
.mail-status.sent,.smtp-status.ok{background:#ecfdf5;color:var(--green)}
.mail-status.failed,.smtp-status.bad{background:#fef2f2;color:var(--red)}
.mail-error{font-size:12px;color:var(--red);margin-top:5px;word-break:break-all}
.btn:disabled{opacity:.45;cursor:not-allowed}
.footer{max-width:1180px;margin:0 auto;padding:20px 24px 28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:12px}
@media (max-width:640px){.footer,.panel-head-inline,.email-log-top{display:block}.footer span{display:block;margin-top:5px}.smtp-status{margin-top:10px}}

/* V1.3.4 Mobile month calendar */
@media (max-width:780px){

  /* Calendar must fit portrait screen */
  .calendar-root{
    width:100%;
    overflow-x:hidden;
  }

  .month-grid{
    width:100%;
    min-width:0 !important;
    grid-template-columns:repeat(7,minmax(0,1fr));
  }

  .month-head,
  .month-cell{
    min-width:0 !important;
  }

  .month-head{
    padding:7px 1px;
    font-size:12px;
  }

  .month-cell{
    min-height:96px;
    padding:4px 3px;
    overflow:hidden;
  }

  .month-day{
    font-size:13px;
    margin-bottom:3px;
  }

  /* Reservation information becomes compact on mobile */
  .month-res,
  .month-maint{
    margin:2px 0;
    padding:2px 2px;
    font-size:10px;
    line-height:1.25;
    border-left-width:2px;
    overflow:hidden;
  }

  .month-res strong,
  .month-maint strong{
    display:block;
    width:100%;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }

  /* Maintenance note is too long for 7-column mobile calendar */
  .maintenance-note{
    display:none;
  }
}

/* Extra optimization for narrow iPhones */
@media (max-width:430px){

  .container{
    padding-left:8px;
    padding-right:8px;
  }

  .month-head{
    padding:6px 0;
    font-size:11px;
  }

  .month-cell{
    min-height:90px;
    padding:3px 2px;
  }

  .month-day{
    font-size:12px;
  }

  .month-res,
  .month-maint{
    font-size:9px;
    padding:2px 1px;
  }
}



/* V1.4 reservation sample details and day overview */
.required-mark{color:var(--red);font-weight:800}.optional-mark{color:var(--muted);font-weight:400;font-size:12px}
.day-overview{display:grid;gap:10px}.day-slot{border:1px solid var(--line);border-radius:12px;padding:13px;background:#fff}.day-slot.maintenance-slot{background:#fffbeb;border-color:#fde68a}.day-slot.empty-slot{background:#f9fafb}.day-slot-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:9px}.day-slot-head>strong{font-size:16px}.day-status{font-size:11px;font-weight:700;border-radius:999px;padding:3px 7px}.reserved-status{background:#fff7ed;color:#c2410c}.maintenance-status{background:#fef3c7;color:#92400e}.empty-status{background:#f3f4f6;color:#6b7280}.day-detail-line{display:grid;grid-template-columns:74px minmax(0,1fr);gap:9px;padding:4px 0;font-size:13px;line-height:1.5}.day-detail-line span{color:var(--muted)}.day-detail-line b{font-weight:600;word-break:break-word}.day-slot-actions{display:flex;gap:7px;justify-content:flex-end;flex-wrap:wrap;margin-top:9px;padding-top:8px;border-top:1px solid var(--line)}.day-overview-actions{flex-wrap:wrap}
@media (max-width:520px){.day-detail-line{grid-template-columns:66px minmax(0,1fr)}.day-overview-actions{display:grid;grid-template-columns:1fr}.day-overview-actions .btn{width:100%}}


/* V1.4.2 repair */
.required-mark{color:var(--red);font-weight:800}.optional-mark{color:var(--muted);font-weight:400;font-size:12px}
.day-overview{display:grid;gap:10px}.day-slot{border:1px solid var(--line);border-radius:12px;padding:13px;background:#fff}.day-slot.empty-slot{background:#f9fafb}.day-slot-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:9px}.day-slot-head>strong{font-size:16px}.day-status{font-size:11px;font-weight:700;border-radius:999px;padding:3px 7px}.reserved-status{background:#fff7ed;color:#c2410c}.empty-status{background:#f3f4f6;color:#6b7280}.day-detail-line{display:grid;grid-template-columns:74px minmax(0,1fr);gap:9px;padding:4px 0;font-size:13px;line-height:1.5}.day-detail-line span{color:var(--muted)}.day-detail-line b{font-weight:600;word-break:break-word}.day-slot-actions{display:flex;gap:7px;justify-content:flex-end;flex-wrap:wrap;margin-top:9px;padding-top:8px;border-top:1px solid var(--line)}.day-overview-actions{flex-wrap:wrap}
.status.maintenance{background:#fef3c7;color:#92400e;font-weight:800}.maintenance-card{border-color:#f59e0b;background:#fffbeb}.maintenance-text{color:#b45309!important;font-weight:800}.maintenance-banner{margin:-4px 0 14px;padding:12px 14px;border:1px solid #f59e0b;background:#fffbeb;color:#92400e;border-radius:10px;font-weight:800}.maintenance-overview-notice,.advance-booking-notice{margin-bottom:12px;padding:10px 12px;border:1px solid #fde68a;background:#fffbeb;color:#92400e;border-radius:10px;font-size:13px;font-weight:700}.month-cell.maintenance-day{background:#fffdf5}.month-cell.maintenance-day.other{background:#faf8f0}
@media (max-width:520px){.day-detail-line{grid-template-columns:66px minmax(0,1fr)}.day-overview-actions{display:grid;grid-template-columns:1fr}.day-overview-actions .btn{width:100%}}

/* NCLAB_V15_HOME_GALLERY */
.footer{display:block}
.footer-meta{display:flex;justify-content:space-between;align-items:center;gap:16px;color:var(--muted);font-size:12px}
.footer-meta a{color:inherit;text-decoration:none}.footer-meta a:hover{text-decoration:underline}
.home-gallery-section{margin:2px 0 22px}
.home-gallery-frame{position:relative;display:grid;grid-template-columns:46px minmax(0,1fr) 46px;align-items:center;gap:10px}
.home-gallery-viewport{height:clamp(300px,34vw,500px);overflow:hidden;border-radius:16px;background:#eef2f7;border:1px solid var(--line);box-shadow:var(--shadow);touch-action:pan-y}
.home-gallery-slide{height:100%;display:grid;gap:10px;padding:0;background:#eef2f7}
.home-gallery-slide.single{grid-template-columns:1fr}.home-gallery-slide.pair{grid-template-columns:1fr 1fr}
.gallery-photo-frame{min-width:0;min-height:0;overflow:hidden;background:#e5e7eb}
.gallery-photo{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.home-gallery-slide.mismatch-single .gallery-photo{object-fit:contain;background:#eef2f7}
.gallery-arrow{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:rgba(255,255,255,.96);font-size:30px;line-height:1;color:#334155;cursor:pointer;box-shadow:0 4px 16px rgba(15,23,42,.10)}
.gallery-arrow:hover{background:#fff;transform:translateY(-1px)}
.home-gallery-dots{display:flex;justify-content:center;align-items:center;gap:7px;min-height:24px;margin-top:9px}
.gallery-dot{width:7px;height:7px;padding:0;border:0;border-radius:50%;background:#cbd5e1;cursor:pointer}.gallery-dot.active{width:19px;border-radius:999px;background:#64748b}
.home-photo-upload-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 6px}.home-photo-upload-row input[type=file]{max-width:100%}
.home-photo-admin-list{margin-top:14px}.home-photo-admin-row{display:grid;grid-template-columns:92px minmax(0,1fr) auto;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}.home-photo-admin-row:last-child{border-bottom:0}.home-photo-admin-row.photo-hidden{opacity:.55}
.home-photo-thumb-btn{width:92px;height:68px;border:0;padding:0;border-radius:9px;overflow:hidden;background:#eef2f7;cursor:pointer}.home-photo-thumb{width:100%;height:100%;object-fit:cover;display:block}.home-photo-admin-info{min-width:0}.home-photo-admin-info .row-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-photo-preview{height:min(62vh,560px);border-radius:12px;overflow:hidden;background:#eef2f7;margin-bottom:10px}.admin-photo-preview img{width:100%;height:100%;object-fit:contain;display:block}
@media (max-width:780px){
  .home-gallery-frame{grid-template-columns:34px minmax(0,1fr) 34px;gap:5px}
  .gallery-arrow{width:32px;height:32px;font-size:24px}
  .home-gallery-viewport{height:min(62vh,520px);min-height:330px;border-radius:13px}
  .home-gallery-section.portrait-viewport .home-gallery-slide.pair{grid-template-columns:1fr;grid-template-rows:1fr 1fr}
  .home-photo-admin-row{grid-template-columns:72px minmax(0,1fr)}
  .home-photo-thumb-btn{width:72px;height:60px}.home-photo-admin-row .row-actions{grid-column:1/-1;justify-content:flex-start}
  .footer-meta{display:block}.footer-meta span,.footer-meta a{display:block;margin-top:5px}
}
@media (max-width:430px){.home-gallery-viewport{height:min(58vh,470px);min-height:300px}.home-gallery-frame{grid-template-columns:30px minmax(0,1fr) 30px}.gallery-arrow{width:28px;height:28px;font-size:21px}}