:root{--blue:#0a2b4f;--blue2:#0e3b6d;--accent:#2563eb;--bg:#f4f7fb;--text:#081735;--muted:#667594;--line:#dce4f0;--green:#dff6e8;--greenText:#15803d;--yellow:#fff3cd;--yellowText:#b45309;--red:#ffe0e3;--redText:#dc2626;--card:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color: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}.brand{font-weight:800;font-size:20px;display:flex;gap:12px;align-items:center;padding:0 10px 26px}.brand-icon{background:#173e66;border-radius:8px;padding:6px}.nav{display:flex;flex-direction:column;gap:8px}.nav a{padding:13px 16px;border-radius:10px;color:#e8f1ff}.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}.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}.main{margin-left:260px;width:calc(100% - 260px);padding:28px 36px}.page-title{font-size:32px;margin:0}.subtitle{color:var(--muted);margin:8px 0 24px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 45px rgba(20,43,77,.08);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;font:inherit}textarea{min-height:120px}.btn{border:0;border-radius:10px;background:var(--accent);color:white;font-weight:800;padding:12px 18px;cursor:pointer;display:inline-block}.btn.secondary{background:#e8eef8;color:#17365c}.btn.danger{background:#dc2626}.btn.small{padding:8px 10px;font-size:13px}.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{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}.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)}.login-page{min-height:100vh;background:#092b50;display:grid;place-items:center}.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-grid{display:grid;grid-template-columns:repeat(7,1fr);border:1px solid var(--line);border-radius:14px;overflow:hidden;background:white}.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.approved{background:var(--green);color:var(--greenText)}.event.pending{background:var(--yellow);color:var(--yellowText)}.event.refused{background:var(--red);color:var(--redText)}.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}@media(max-width:900px){.sidebar{position:static;width:100%;min-height:auto}.app-shell{display:block}.main{margin-left:0;width:100%;padding:20px}.grid-2,.grid-3{grid-template-columns:1fr}.calendar-grid{font-size:12px}.day{min-height:90px}.calendar-toolbar{display:block}.calendar-toolbar .actions{margin-top:12px}}