@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--navy: #1F3864;--navy-dark: #152647;--blue: #2E75B6;--blue-light: #EBF0FA;--blue-mid: #4A90D9;--white: #FFFFFF;--gray-50: #F8F9FC;--gray-100: #EEF1F7;--gray-200: #D8DDE8;--gray-400: #8D96A9;--gray-600: #4B5568;--gray-800: #1A202C;--green: #27AE60;--yellow: #D97706;--red: #E53E3E;--orange: #E07B2A;--r-card: 16px;--r-btn: 10px;--r-input: 10px;--r-nav: 8px;--r-badge: 20px;--shadow: 0 2px 12px rgba(0, 0, 0, .08);--shadow-md: 0 4px 20px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .13);--sidebar-width: 224px;--topbar-height: 56px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,sans-serif;background:var(--gray-50);color:var(--gray-800)}.icon{width:16px;height:16px;flex-shrink:0;stroke-width:2}.icon-sm{width:14px;height:14px}.icon-lg{width:20px;height:20px}.icon-xl{width:24px;height:24px}.app{display:flex;min-height:100vh;background:var(--gray-50)}.sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--navy);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;overflow-y:auto}.sidebar-logo{padding:20px 16px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.logo-row{display:flex;align-items:center;gap:10px}.logo-mark{width:36px;height:36px;background:var(--blue);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;letter-spacing:-.5px;flex-shrink:0}.logo-text strong{display:block;font-size:13px;font-weight:700;color:#fff;line-height:1.2}.logo-text 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rgba(255,255,255,.08);display:flex;flex-direction:column;gap:10px}.sidebar-footer-user{display:flex;align-items:center;gap:10px}.avatar-sm{width:32px;height:32px;border-radius:50%;background:var(--blue);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;flex-shrink:0}.sidebar-user{flex:1;min-width:0}.sidebar-user strong{display:block;font-size:12px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user span{font-size:10.5px;color:#fff6}.sidebar-logout{display:flex;align-items:center;gap:8px;width:100%;padding:6px 4px;background:none;border:none;font-family:inherit;font-size:11.5px;color:#ffffff73;cursor:pointer;border-radius:var(--r-nav);transition:color .15s,background .15s}.sidebar-logout svg{width:14px;height:14px;flex-shrink:0}.sidebar-logout:hover{color:var(--red);background:#e53e3e1a}.main{flex:1;display:flex;flex-direction:column;margin-left:var(--sidebar-width);min-height:100vh}.topbar{background:#fff;border-bottom:1px solid var(--gray-200);padding:0 28px;height:var(--topbar-height);display:flex;align-items:center;justify-content:space-between;flex-shrink:0;position:sticky;top:0;z-index:10}.topbar-title{font-size:16px;font-weight:600;color:var(--gray-800)}.topbar-right{display:flex;align-items:center;gap:12px}.topbar-semester{font-size:12px;background:var(--blue-light);color:var(--blue);padding:4px 12px;border-radius:20px;font-weight:600}.topbar-icon{width:32px;height:32px;border-radius:8px;background:var(--gray-100);display:flex;align-items:center;justify-content:center;color:var(--gray-600);cursor:pointer;border:none}.content{padding:28px;flex:1}.card{background:#fff;border:1px solid var(--gray-200);border-radius:var(--r-card);box-shadow:var(--shadow)}.card-header{padding:16px 20px;border-bottom:1px solid var(--gray-100);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:14px;font-weight:600;color:var(--gray-800)}.card-body{padding:20px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stat-card{background:#fff;border:1px solid var(--gray-200);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow)}.stat-card-link{cursor:pointer;transition:box-shadow .15s ease,transform .15s ease}.stat-card-link:hover{box-shadow:0 6px 20px 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