:root{
  --blue:#0a2b4f;--blue2:#0e3b6d;--accent:#2563eb;--accent2:#1d4ed8;
  --bg:#f4f7fb;--text:#081735;--muted:#667594;--line:#dce4f0;
  --green:#dff6e8;--greenText:#15803d;--yellow:#fff3cd;--yellowText:#b45309;
  --red:#ffe0e3;--redText:#dc2626;--card:#fff;--shadow:0 18px 45px rgba(20,43,77,.08);
}
*{box-sizing:border-box}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.45}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:260px;background:#082747;color:white;display:flex;flex-direction:column;padding:18px 12px;position:fixed;inset:0 auto 0 0;z-index:50;transition:transform .22s ease,box-shadow .22s ease}
.sidebar-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{font-weight:800;font-size:20px;display:flex;gap:12px;align-items:center;padding:0 10px 26px;white-space:nowrap}
.brand-icon{background:#173e66;border-radius:8px;padding:6px;min-width:34px;text-align:center}.nav{display:flex;flex-direction:column;gap:8px}.nav a{padding:13px 16px;border-radius:10px;color:#e8f1ff;min-height:44px;display:flex;align-items:center}.nav a:hover,.nav a.active{background:#1769ff}.nav-section{text-transform:uppercase;color:#8fb0d5;font-size:12px;letter-spacing:.08em;border-top:1px solid #1a4169;margin:22px 0 10px;padding:22px 8px 0}.userbox{margin-top:auto;border:1px solid #224e78;background:#0d3158;border-radius:12px;padding:14px;display:flex;gap:12px;align-items:center}.avatar{width:38px;height:38px;border-radius:50%;border:1px solid #47729d;display:grid;place-items:center;flex:0 0 auto}.userbox strong,.userbox small,.userbox a{display:block}.userbox small{color:#36d399;margin-top:3px}.userbox a{font-size:13px;color:#d6e5ff;margin-top:10px}.menu-toggle{display:none;width:42px;height:42px;border:0;border-radius:10px;background:#173e66;color:white;align-items:center;justify-content:center;gap:4px;flex-direction:column;cursor:pointer}.menu-toggle span{display:block;width:20px;height:2px;background:white;border-radius:99px}.mobile-overlay{display:none;position:fixed;inset:0;background:rgba(4,18,34,.45);z-index:40}.main{margin-left:260px;width:calc(100% - 260px);padding:28px 36px}.page-title{font-size:32px;line-height:1.15;margin:0}.subtitle{color:var(--muted);margin:8px 0 24px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:22px;margin-bottom:22px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.stat{font-size:34px;font-weight:800}.muted{color:var(--muted)}label{font-weight:700;font-size:14px;display:block;margin-bottom:8px}input,select,textarea{width:100%;padding:13px 14px;border:1px solid #d5dfef;border-radius:10px;background:white;color:var(--text);min-height:46px}textarea{min-height:120px;resize:vertical}input:focus,select:focus,textarea:focus{outline:3px solid rgba(37,99,235,.14);border-color:#8bb1ff}.btn{border:0;border-radius:10px;background:var(--accent);color:white;font-weight:800;padding:12px 18px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px}.btn:hover{background:var(--accent2)}.btn.secondary{background:#e8eef8;color:#17365c}.btn.secondary:hover{background:#dbe6f7}.btn.danger{background:#dc2626}.btn.danger:hover{background:#b91c1c}.btn.small{padding:8px 10px;font-size:13px;min-height:36px}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.alert{padding:14px 16px;border-radius:10px;margin-bottom:18px;font-weight:700}.alert.error{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}.alert.ok{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}.table-card{overflow:hidden}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{font-size:13px;color:#52627b;background:#f8fafc}.badge{display:inline-block;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.badge.active,.badge.approved{background:var(--green);color:var(--greenText)}.badge.pending{background:var(--yellow);color:var(--yellowText)}.badge.refused,.badge.inactive{background:var(--red);color:var(--redText)}.badge.completed{background:#e5e7eb;color:#374151}.login-page{min-height:100vh;background:#092b50;display:grid;place-items:center;padding:18px}.login-card{width:min(520px,92vw);background:white;border-radius:24px;padding:44px;box-shadow:0 24px 60px rgba(0,0,0,.25)}.login-card h1{text-align:center;font-size:36px;margin:0}.login-card p{text-align:center;color:var(--muted)}.calendar-toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center}.calendar-toolbar form.actions select{min-width:260px}.calendar-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:14px}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(120px,1fr));border:1px solid var(--line);border-radius:14px;overflow:hidden;background:white;min-width:840px}.cal-head{padding:13px;text-align:center;font-weight:800;background:#fbfdff;border-bottom:1px solid var(--line)}.day{min-height:112px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:8px;position:relative}.day:nth-child(7n){border-right:0}.day-num{font-weight:700;color:#26364f}.outside .day-num{color:#9aa8bd}.today{background:#eef5ff}.today .day-num{background:#1d64ff;color:#fff;border-radius:50%;padding:4px 7px}.event{margin-top:6px;border-radius:9px;padding:8px;font-size:13px;border:1px solid transparent}.event strong,.event span,.event small{display:block}.event.approved{background:var(--green);color:var(--greenText)}.event.pending{background:var(--yellow);color:var(--yellowText)}.event.refused{background:var(--red);color:var(--redText)}.event.completed{background:#e5e7eb;color:#374151}.legend{display:flex;gap:20px;flex-wrap:wrap}.dot{width:10px;height:10px;border-radius:50%;display:inline-block;margin-right:8px}.dot.approved{background:#49c27d}.dot.pending{background:#f3bd45}.dot.refused{background:#ef6767}.dot.today{background:#2563eb}.table-meta{color:var(--muted);font-weight:700;margin-bottom:12px}.calendar-list h2{margin-top:0}.booking-list{display:grid;gap:10px}.booking-item{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff}.booking-item span{display:block;color:var(--muted);margin-top:4px}.requests-table td[data-label="Actions"]{min-width:280px}.inline-edit{display:inline-block;margin-right:8px}.inline-edit summary{list-style:none}.inline-edit summary::-webkit-details-marker{display:none}.inline-edit[open]{display:block;margin-top:8px}.edit-grid{display:grid;grid-template-columns:repeat(2,minmax(180px,1fr));gap:12px;margin-top:12px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#f8fafc}.delete-form{display:inline-block;margin-top:8px}.apartment-gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}.apartment-gallery img,.image-placeholder{width:100%;height:180px;border-radius:14px;object-fit:cover;border:1px solid #dbe5f2;background:#f4f7fb}.image-placeholder{display:flex;align-items:center;justify-content:center;color:#71809b;font-weight:700}.apartment-card h2{margin-top:0}.apartment-preview{display:block;width:180px;height:110px;object-fit:cover;border-radius:12px;border:1px solid #dbe5f2;margin:8px 0}.image-upload-field input[type="file"]{padding:10px;background:#fff}.inline-check{display:flex;gap:8px;align-items:center;font-weight:600;margin:6px 0 10px}.inline-check input{width:auto;min-height:auto}.thumb-row{display:flex;gap:8px;align-items:center}.thumb-row img{width:58px;height:42px;border-radius:8px;object-fit:cover;border:1px solid #dbe5f2}.hidden-fallback{display:none}.mobile-only{display:none}
@media(max-width:1100px){.main{padding:24px}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){body.menu-open{overflow:hidden}.app-shell{display:block}.sidebar{width:min(86vw,330px);transform:translateX(-105%);box-shadow:0 20px 60px rgba(0,0,0,.25);overflow-y:auto}.sidebar.is-open{transform:translateX(0)}.mobile-overlay.is-open{display:block}.sidebar-top{position:sticky;top:0;background:#082747;z-index:1;margin:-18px -12px 8px;padding:18px 12px 0}.brand{padding-bottom:18px}.menu-toggle{display:flex}.sidebar .menu-toggle{background:#123b65}.main{margin-left:0;width:100%;padding:78px 16px 22px}.main:before{content:'AppartHotel';position:fixed;top:0;left:0;right:0;height:58px;background:#082747;color:white;display:flex;align-items:center;padding-left:64px;font-weight:800;font-size:18px;z-index:30;box-shadow:0 6px 20px rgba(0,0,0,.12)}.main:after{content:'☰';position:fixed;top:9px;left:14px;width:40px;height:40px;border-radius:10px;background:#173e66;color:white;display:grid;place-items:center;font-size:22px;z-index:31;pointer-events:none}.page-title{font-size:26px}.subtitle{margin-bottom:16px}.card{padding:16px;border-radius:14px;margin-bottom:16px}.grid-2,.grid-3{grid-template-columns:1fr}.actions{width:100%}.actions .btn,.actions button,.actions a{flex:1 1 auto}.calendar-toolbar{display:grid;gap:14px}.calendar-toolbar>.actions:first-child{justify-content:space-between}.calendar-toolbar form.actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.calendar-toolbar form.actions select{grid-column:1/-1;min-width:0}.calendar-scroll{display:none}.calendar-list{display:block}.booking-item{align-items:flex-start}.login-card{padding:28px 22px;border-radius:20px}.login-card h1{font-size:30px}.edit-grid{grid-template-columns:1fr}.requests-table td[data-label="Actions"]{min-width:0}.inline-edit,.delete-form{display:block;margin:8px 0 0}.mobile-only{display:block}}
@media(max-width:720px){.table-card{background:transparent;border:0;box-shadow:none;padding:0}.table,.table thead,.table tbody,.table th,.table td,.table tr{display:block}.table thead{display:none}.table tr{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:10px;box-shadow:0 10px 28px rgba(20,43,77,.06)}.table td{border:0;padding:9px 4px;display:grid;grid-template-columns:120px 1fr;gap:10px;align-items:start}.table td:before{content:attr(data-label);font-weight:800;color:#52627b;font-size:12px;text-transform:uppercase;letter-spacing:.03em}.table td.actions,.table td[data-label="Actions"]{display:block}.table td.actions:before,.table td[data-label="Actions"]:before{display:block;margin-bottom:8px}.table .actions{display:flex}.apartment-gallery{grid-template-columns:1fr}.apartment-gallery img,.image-placeholder{height:210px}.thumb-row img{width:72px;height:54px}.booking-item{display:block}.booking-item .badge{margin-top:10px}.btn{width:100%}.btn.small{width:auto}input[type="date"]{min-height:48px}}
@media(max-width:480px){.main{padding:74px 12px 18px}.page-title{font-size:24px}.card{padding:14px}.calendar-toolbar form.actions{grid-template-columns:1fr}.calendar-toolbar>.actions:first-child{display:grid;grid-template-columns:44px 1fr 44px;text-align:center}.table td{grid-template-columns:1fr}.table td:before{margin-bottom:2px}.apartment-gallery img,.image-placeholder{height:180px}.login-card{width:100%;padding:24px 18px}.userbox{margin-top:18px}.nav a{min-height:48px}.brand{font-size:18px}}


/* Admin usability improvements */
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px}.page-head .subtitle{margin-bottom:0}.nav a{position:relative}.nav-badge{margin-left:auto;background:#ef4444;color:white;border-radius:999px;min-width:22px;height:22px;padding:2px 7px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:900}.notice{background:#eff6ff;color:#16437a;border:1px solid #bfdbfe;display:flex;justify-content:space-between;align-items:center;gap:16px}.notice span{font-weight:500;color:#43617f}.filter-card h2,.list-head h2{margin:0}.filter-card-head,.list-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.quick-filters{display:flex;gap:8px;flex-wrap:wrap}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;font-weight:800;color:#38506d}.chip.active,.chip:hover{background:#eaf2ff;border-color:#b8d1ff;color:#174ea6}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.filter-actions{align-self:end}.muted-badge{background:#eef2f7;color:#52627b}.request-list,.apartment-admin-list{display:grid;gap:14px}.request-card,.apartment-admin-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:16px;position:relative;overflow:hidden}.request-card:before{content:'';position:absolute;left:0;top:0;bottom:0;width:5px;background:#94a3b8}.request-card.status-pending:before{background:#f59e0b}.request-card.status-approved:before{background:#22c55e}.request-card.status-refused:before{background:#ef4444}.request-card.status-completed:before{background:#64748b}.request-card.is-new{border-color:#93c5fd;background:linear-gradient(0deg,#fff,#f8fbff)}.request-main{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.request-title{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:18px}.request-meta{color:var(--muted);font-weight:700;margin-top:5px}.request-note{margin-top:12px;background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:10px;color:#26364f}.new-pill{font-size:12px;font-weight:900;background:#dbeafe;color:#1d4ed8;border-radius:999px;padding:5px 9px}.request-actions{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.request-actions .inline-edit{margin:0}.request-actions .delete-form{margin:0}.empty-state{text-align:center}.apartment-admin-card{display:grid;grid-template-columns:260px 1fr;gap:18px;align-items:stretch}.apartment-admin-images{display:grid;grid-template-columns:1fr 1fr;gap:8px}.apartment-admin-images img,.apartment-admin-images .image-placeholder{height:150px;border-radius:14px;object-fit:cover;border:1px solid #dbe5f2;background:#f4f7fb}.apartment-admin-body{display:flex;flex-direction:column;gap:10px}.apartment-admin-body .actions{margin-top:auto}.apartment-form{border-left:5px solid var(--accent)}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.apartment-admin-card{grid-template-columns:220px 1fr}}
@media(max-width:900px){.page-head{display:grid}.page-head .btn{width:100%}.notice{display:grid}.filter-card-head{display:grid}.filter-grid{grid-template-columns:1fr}.request-main{display:grid}.request-card,.apartment-admin-card{padding:14px}.apartment-admin-card{grid-template-columns:1fr}.apartment-admin-images img,.apartment-admin-images .image-placeholder{height:180px}.request-actions .btn,.request-actions form{width:100%}.request-actions form button{width:100%}}
@media(max-width:480px){.quick-filters{display:grid;grid-template-columns:1fr 1fr}.chip{text-align:center}.apartment-admin-images{grid-template-columns:1fr}.apartment-admin-images img,.apartment-admin-images .image-placeholder{height:190px}.request-title{font-size:16px}.notice .btn{width:100%}}

/* Mobile/admin refinements */
.user-form{border-left:5px solid var(--accent)}
.filter-toggle{display:none;cursor:pointer;list-style:none;align-items:center;justify-content:space-between;gap:12px;font-weight:900;color:#19324f;padding:2px 0}.filter-toggle::-webkit-details-marker{display:none}.filter-toggle:after{content:'▾';font-size:18px;color:#60738f;transition:transform .18s ease}.filter-details[open]>.filter-toggle:after{transform:rotate(180deg)}
.request-actions details.inline-edit{display:inline-block}.request-actions details.inline-edit>summary{box-sizing:border-box;min-width:104px;text-align:center;justify-content:center}.request-actions .delete-form button{box-sizing:border-box;min-width:104px;text-align:center;justify-content:center}.table td[data-label="Actions"] .btn.small,.table td[data-label="Actions"] button.btn.small{min-width:104px;text-align:center;justify-content:center}
@media(max-width:900px){
  .filter-toggle{display:flex}.filter-content{padding-top:14px}.filter-card-head{display:none}.filter-details:not([open]) .filter-content{display:none}.filter-card{padding:14px}.filter-actions{display:grid;grid-template-columns:1fr;gap:10px}.filter-actions .btn{width:100%}
  .request-actions{display:grid;grid-template-columns:1fr;gap:10px}.request-actions details.inline-edit,.request-actions .delete-form{width:100%;margin:0}.request-actions details.inline-edit>summary,.request-actions .delete-form button{width:100%;min-height:46px;display:flex;align-items:center;justify-content:center}.request-actions .btn.small{font-size:14px;padding:11px 14px}
  .table td[data-label="Actions"] .actions{display:grid;grid-template-columns:1fr;gap:10px;width:100%}.table td[data-label="Actions"] .btn.small,.table td[data-label="Actions"] button.btn.small,.table td[data-label="Actions"] form{width:100%;min-height:46px;display:flex;align-items:center;justify-content:center}
}