:root{--navy:#292668;--red:#df1f2d;--bg:#f4f6fb}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:#181743;color:#fff;position:fixed;top:0;bottom:0;overflow:auto}.sidebar .logo{height:80px;background:#fff;border-radius:14px;padding:8px}.sidebar a{display:block;color:#dfe2ff;text-decoration:none;padding:12px 22px;border-left:3px solid transparent}.sidebar a:hover{background:#252466;color:#fff;border-left-color:#df1f2d}.content{margin-left:260px;background:var(--bg);min-height:100vh;width:calc(100% - 260px)}.topbar{height:72px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:0 4px 18px rgba(10,20,40,.06)}.card{border:0;border-radius:16px;box-shadow:0 12px 35px rgba(20,30,70,.08)}.form-control,.form-select{border-radius:10px}.btn-primary{background:#292668;border-color:#292668}@media(max-width:900px){.sidebar{position:relative;width:100%}.content{margin-left:0;width:100%}.layout{display:block}}