:root{color:#dbe4f0;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--panel:#0f172ad1;--surface:#0f172a8a;--border:#94a3b82e;--text:#cbd5e1;--text-strong:#f8fafc;--text-muted:#94a3b8;--text-dim:#b7c4d6;--accent:#3b82f6;--danger:#f87171;--mono:"SFMono-Regular", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;--shadow-sm:0 12px 28px #02061738;--shadow-lg:0 24px 60px #02061757;background:radial-gradient(circle at top,#3b82f629,#0000 25%),linear-gradient(#07111f 0%,#0b1220 50%,#0a101a 100%);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}html,body,#root{min-height:100%}body{min-width:320px;margin:0}button,input,select,textarea{font:inherit}button{transition:transform .12s,opacity .12s,background-color .12s}button:hover{transform:translateY(-1px)}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:2px;outline:2px solid #60a5fab3}h1,h2,p{margin:0}a{color:inherit}.app-shell{grid-template-columns:272px minmax(0,1fr);min-height:100vh;display:grid}.side-rail{border-right:1px solid var(--border);background:radial-gradient(circle at 0 0,#38bdf824,#0000 30%),#070e1be6;align-content:start;gap:20px;min-height:100vh;padding:28px 22px;display:grid;position:sticky;top:0}.brand-block{gap:10px;display:grid}.brand-block h1{color:var(--text-strong);margin:0;font-size:28px;line-height:1.08}.nav-stack,.page-stack,.details-stack,.field-grid,.week-strip,.room-board,.event-stack,.availability-list,.approval-list,.control-list,.audit-list,.mini-list,.boundary-stack,.runtime-stack,.master-chip-list,.qa-list{gap:12px;display:grid}.nav-link{border:1px solid var(--border);color:var(--text);background:#0f172a73;border-radius:16px;align-items:center;gap:12px;padding:13px 14px;text-decoration:none;display:flex}.nav-link--active{color:var(--text-strong);background:#3b82f62e;border-color:#60a5fa6b}.content-shell{padding:24px 28px 28px}.topbar{justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;display:flex}.topbar--account-only{justify-content:flex-end}.account-chip{border:1px solid var(--border);box-shadow:inset 0 1px 0 #ffffff0f, var(--shadow-sm);color:var(--text-strong);background:linear-gradient(#1e293beb,#0f172ad6),#0f172a99;border-radius:20px;align-items:center;gap:12px;padding:8px 10px 8px 8px;display:inline-flex}.account-chip__meta{gap:2px;min-width:0;display:grid}.account-chip__meta strong,.account-chip__meta span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.account-chip__meta span{color:var(--text-muted);font-size:13px}.user-avatar{object-fit:cover;border:1px solid #ffffff14;border-radius:14px;width:42px;height:42px}.user-avatar--fallback{letter-spacing:.08em;background:linear-gradient(135deg,#60a5fa52,#0ea5e924);place-items:center;font-size:13px;font-weight:700;display:grid}.flash-banner{border:1px solid var(--border);background:#0f172ab8;border-radius:18px;margin-bottom:18px;padding:14px 18px}.flash-banner--success{background:#16a34a1f;border-color:#4ade8052}.flash-banner--danger{background:#dc26261f;border-color:#f8717152}.page-title{color:var(--text-strong);margin:0;font-size:38px;line-height:1.05}.page-grid{gap:18px;display:grid}.page-grid--overview{grid-template-columns:320px minmax(0,1fr)}.page-grid--booking,.page-grid--approvals,.page-grid--admin{grid-template-columns:repeat(2,minmax(0,1fr))}.panel{border:1px solid var(--border);box-shadow:var(--shadow-sm);background:#0f172acc;border-radius:24px;padding:22px}.panel--sticky{align-self:start;position:sticky;top:24px}.panel__header{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px;display:flex}.panel-badges{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:inline-flex}.section-title{color:var(--text-strong);align-items:center;gap:8px;margin:0;font-size:24px;display:inline-flex}.field-grid--two{grid-template-columns:repeat(2,minmax(0,1fr))}.field-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}.field{gap:7px;display:grid}.field>span{color:var(--text-muted);font-size:13px}.field input,.field select,.field textarea,.search-shell,.empty-slot,.availability-card__meta button,.approval-actions button,.control-actions button,.primary-button,.segmented__button{width:100%;font:inherit}.field input,.field select,.field textarea{box-sizing:border-box;border:1px solid var(--border);background:var(--surface);color:var(--text-strong);border-radius:14px;padding:12px 14px}.field textarea{resize:vertical}.date-entry{align-items:center;gap:10px;display:flex;position:relative}.date-entry input[type=text]{padding-right:52px}.native-picker{opacity:0;pointer-events:none;position:absolute;inset:auto 0 0 auto;width:1px!important;height:1px!important;padding:0!important}.date-picker-button{border-radius:12px;min-width:36px;height:36px;position:absolute;top:50%;right:8px;transform:translateY(-50%);border:1px solid var(--border)!important;width:36px!important;padding:0!important}.field-hint{color:var(--text-muted);margin:0;font-size:12px}.field small{min-height:18px;color:var(--danger)}.search-shell{border:1px solid var(--border);background:var(--surface);border-radius:14px;align-items:center;gap:8px;padding:0 12px;display:flex}.search-shell input{background:0 0;border:0;padding-inline:0}.segmented{background:linear-gradient(180deg, #1e293bdb, #0f172ac7), var(--surface);border:1px solid #94a3b829;border-radius:16px;gap:4px;padding:4px;display:inline-flex;box-shadow:inset 0 1px #ffffff0d,inset 0 -1px #02061773}.segmented--compact{width:100%}.segmented__button{color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:12px;padding:10px 14px;box-shadow:inset 0 0 0 1px #0000}.segmented__button--active{color:var(--text-strong);background:linear-gradient(#60a5fa4d,#2563eb2e),#3b82f62e;border-color:#60a5fa42;box-shadow:inset 0 1px #ffffff1f,0 10px 24px #2563eb29}.pill{color:var(--text-strong);background:#60a5fa29;border-radius:999px;align-items:center;padding:6px 10px;font-size:12px;display:inline-flex}.pill--ghost{background:var(--surface)}.pill--approved{background:#16a34a24}.pill--pending_approval{background:#eab30829}.pill--rejected,.pill--cancelled,.pill--danger{background:#ef444429}.divider{background:var(--border);height:1px;margin:18px 0}.day-chip{text-align:left;border:1px solid var(--border);background:var(--surface);color:var(--text-strong);cursor:pointer;border-radius:16px;gap:4px;padding:12px 14px;display:grid}.day-chip--active{background:#3b82f624;border-color:#3b82f66b}.room-lane{border:1px solid var(--border);background:linear-gradient(#0f172a0d,#0f172a05);border-radius:20px;padding:16px}.room-lane__header,.event-card__head,.approval-card__head,.availability-card,.availability-card__meta,.approval-actions,.control-actions,.form-footnote{justify-content:space-between;align-items:center;gap:12px;display:flex}.utilization-bar{background:#94a3b82e;border-radius:999px;width:100%;height:8px;margin:14px 0 16px;overflow:hidden}.utilization-bar span{border-radius:inherit;background:linear-gradient(90deg,#22c55e,#3b82f6);height:100%;display:block}.event-card,.availability-card,.approval-card,.control-card,.audit-card,.boundary-card,.mini-card{border:1px solid var(--border);background:var(--surface);border-radius:18px;padding:14px}.event-card{border-left-width:5px}.event-card--pending_approval{background:linear-gradient(135deg, #facc1514, transparent), var(--surface)}.event-card--rejected,.event-card--cancelled{opacity:.72}.event-card__time{font-family:var(--mono);color:var(--text-strong)}.empty-slot,.availability-card__meta button,.approval-actions button,.control-actions button,.primary-button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:12px 14px;display:inline-flex}.empty-slot{color:var(--text-strong);background:#3b82f614;border:1px dashed #60a5fa7a}.ghost-button{box-shadow:inset 0 1px #ffffff0d;color:var(--text-strong)!important;background:linear-gradient(#334155ad,#1e293b8a),#94a3b82e!important;border:1px solid #94a3b838!important}.approval-actions button:disabled,.control-actions button:disabled{opacity:.45;cursor:not-allowed}.availability-controls{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px;display:grid}.form-footnote{color:var(--text-muted);background:#3b82f614;border-radius:14px;justify-content:flex-start;padding:12px 14px}.warning-text{color:#fca5a5}.mini-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.master-chip-list{grid-template-columns:repeat(auto-fit,minmax(72px,max-content))}.department-chip{border:1px solid var(--border);background:var(--surface);color:var(--text-strong);border-radius:999px;justify-content:center;align-items:center;padding:8px 12px;display:inline-flex}.audit-detail{color:var(--text);font-size:13px}.qa-card{border:1px solid var(--border);background:#3b82f614;border-radius:18px;padding:16px}.qa-list{margin:0;padding-left:18px}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin:0 0 8px;font-size:12px}.subtle{color:var(--text-dim)}@media (width<=1280px){.app-shell,.page-grid--overview,.page-grid--booking,.page-grid--approvals,.page-grid--admin{grid-template-columns:1fr}.side-rail{min-height:auto;position:static}.panel--sticky{position:static}}@media (width<=820px){.content-shell{padding:16px}.hero-panel,.topbar,.metric-grid,.hero-actions,.field-grid--two,.field-grid--three,.availability-controls,.mini-stat-grid{grid-template-columns:1fr}.hero-panel,.panel{padding:18px}.page-title{font-size:30px}}