:root{--bg:#f8fafc;--surface:#fff;--text:#0f172a;--text-2:#475569;--text-3:#94a3b8;--primary:#4f46e5;--primary-soft:#eef2ff;--primary-hover:#4338ca;--border:#e2e8f0;--green:#059669;--green-soft:#ecfdf5;--orange:#d97706;--orange-soft:#fff7ed;--red:#dc2626;--red-soft:#fef2f2;--yellow:#ca8a04;--yellow-soft:#fefce8;--blue-soft:#eff6ff;--radius:16px;--radius-sm:10px;--shadow:0 1px 2px #0f172a0d, 0 10px 24px #0f172a0d;--font:"Geist", "Segoe UI", system-ui, sans-serif;--sidebar:260px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}button,input,select,textarea{font-family:inherit}.frame{background:var(--bg);flex-direction:column;height:100%;display:flex}.frame-body{flex:1;min-height:0;overflow:hidden}.titlebar{background:var(--surface);border-bottom:1px solid 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nav";align-items:center;gap:8px;width:100%;height:auto;padding:8px 12px;display:grid}.student-app .sidebar .brand{grid-area:brand;margin:0}.student-app .brand-name{font-size:16px}.student-app .logo{border-radius:8px;width:28px;height:28px}.student-app .nav{flex-direction:row;grid-area:nav;gap:4px;width:100%}.student-app .nav-item{flex:1;justify-content:center;gap:6px;height:34px;padding:0 10px;font-size:13px}.student-app .nav-item svg{width:16px;height:16px}.student-app .nav-item.active:before{display:none}.student-app .sidebar-footer{display:contents}.student-app .profile-card{background:0 0;border-radius:50%;grid-area:profile;width:auto;padding:2px}.student-app .profile-card.active{background:var(--primary-soft)}.student-app .profile-meta{display:none}.student-app .sc-logout{grid-area:logout;justify-content:center;width:34px;min-width:34px;height:34px;padding:0}.student-app .sc-logout span{display:none}.student-app .avatar{width:32px;height:32px;font-size:12px}.student-app .main{gap:10px;padding:12px 12px 20px}.student-app .main-scroll{gap:10px}.student-app .page-title{font-size:18px;line-height:22px}.student-app .header-date,.student-app .header-row .muted{display:none}.sc-schedule,.sc-profile{grid-template-columns:1fr}.sc-hero{padding:14px}.sc-hero-time{font-size:22px}.sc-week{margin-top:10px}.sc-week-day{border-radius:10px;padding:6px 2px}.sc-note{flex-direction:column;align-items:flex-start;gap:10px}.sc-note .btn{justify-content:center;align-self:stretch}.student-app .calendar-nav{flex-wrap:wrap;align-items:flex-start;gap:8px}.student-app .month-switch{margin-left:auto}.student-app .month-switch strong{min-width:0}.student-app .weekdays{margin-top:10px}}