:root{--bg:#f5f7fb;--surface:#fff;--ink:#121826;--muted:#687084;--line:#e7eaf1;--purple:#6d5dfc;--purple2:#8a7cff;--green:#22c55e;--red:#ef4444;--amber:#f59e0b;--nav:#111827;--shadow:0 18px 50px rgba(17,24,39,.08)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--ink)}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#0d1424,#121a2d);color:#fff;padding:24px 16px;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:24px;padding:0 10px 24px}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--purple2),var(--purple));display:grid;place-items:center;font-weight:900}.nav{display:grid;gap:7px}.nav button{border:0;background:transparent;color:#cbd2df;padding:12px 14px;border-radius:12px;text-align:left;cursor:pointer;display:flex;align-items:center;gap:11px}.nav button.active,.nav button:hover{background:linear-gradient(90deg,rgba(109,93,252,.35),rgba(109,93,252,.12));color:#fff}.sidebar-card{position:absolute;bottom:22px;left:16px;right:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);padding:14px;border-radius:16px;font-size:13px;color:#dce1eb}.main{padding:28px 32px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.title h1{font-size:29px;margin:0 0 5px}.title p{margin:0;color:var(--muted)}.top-actions{display:flex;gap:10px}.icon-btn,.primary-btn,.secondary-btn{border:0;border-radius:12px;padding:11px 15px;cursor:pointer}.icon-btn,.secondary-btn{background:var(--surface);border:1px solid var(--line)}.primary-btn{background:linear-gradient(135deg,var(--purple),var(--purple2));color:white;font-weight:700;box-shadow:0 9px 22px rgba(109,93,252,.25)}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:18px}.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:18px}.stat-label{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700}.stat-value{font-size:28px;font-weight:800;margin:10px 0 6px}.trend{font-size:12px;color:var(--green)}.dashboard-grid{grid-template-columns:1.35fr .85fr}.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.section-title h2{font-size:17px;margin:0}.link-btn{border:0;background:none;color:var(--purple);font-weight:700;cursor:pointer}.appointments{display:grid;gap:9px}.appointment{display:grid;grid-template-columns:55px 38px 1fr auto;align-items:center;gap:10px;padding:11px;border-radius:13px;background:#fafbfe}.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#ece9ff;color:var(--purple);font-weight:800}.service{font-size:12px;color:var(--muted);margin-top:3px}.dot{width:9px;height:9px;border-radius:50%}.ai-box{background:linear-gradient(135deg,#f3f0ff,#ffffff);border:1px solid #ddd7ff}.ai-box h3{margin:0 0 8px}.ai-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0}.chip{border:1px solid #ddd7ff;background:#fff;color:#5145cd;border-radius:999px;padding:8px 10px;font-size:12px;cursor:pointer}.ai-input{display:flex;gap:8px}.ai-input input{flex:1;border:1px solid var(--line);border-radius:12px;padding:12px}.calendar{overflow:auto}.calendar-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.week-grid{display:grid;grid-template-columns:60px repeat(5,minmax(130px,1fr));min-width:760px;border:1px solid var(--line);border-radius:14px;overflow:hidden}.week-grid>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:58px;padding:8px}.week-grid .head{background:#fafbfe;font-weight:700;text-align:center;min-height:48px}.week-grid .time{color:var(--muted);font-size:12px;background:#fafbfe}.booking-block{border-radius:9px;padding:8px;font-size:12px;border-left:3px solid var(--purple);background:#efedff}.page{display:none}.page.active{display:block}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:13px;border-bottom:1px solid var(--line);font-size:14px}.table th{color:var(--muted);font-size:12px;text-transform:uppercase}.badge{display:inline-flex;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:700;background:#ecfdf3;color:#16803a}.empty{padding:38px;text-align:center;color:var(--muted)}.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;place-items:center;padding:20px;z-index:20}.modal-backdrop.show{display:grid}.modal{background:#fff;border-radius:20px;width:min(560px,100%);padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.22)}.modal h2{margin-top:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:700;color:var(--muted)}.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:11px;padding:12px;background:#fff}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}.toast{position:fixed;right:22px;bottom:22px;background:#111827;color:#fff;padding:13px 16px;border-radius:13px;display:none;z-index:30}.toast.show{display:block}.mobile-nav{display:none}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.main{padding:18px 14px 84px}.stats{grid-template-columns:1fr 1fr}.dashboard-grid{grid-template-columns:1fr}.topbar{align-items:flex-start}.title h1{font-size:24px}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:10;justify-content:space-around;padding:8px 4px}.mobile-nav button{border:0;background:none;font-size:11px;color:var(--muted);padding:6px}.mobile-nav button.active{color:var(--purple);font-weight:800}.form-grid{grid-template-columns:1fr}}