@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--color-primary: #6B46C1;--color-primary-light: #9F7AEA;--color-primary-dark: #553C9A;--color-secondary: #ED64A6;--color-secondary-light: #F687B3;--color-bg-main: #F7FAFC;--color-bg-card: #FFFFFF;--color-bg-sidebar: #0F172A;--color-bg-sidebar-hover: rgba(255, 255, 255, .05);--color-accent-glow: rgba(107, 70, 193, .4);--color-text-main: #2D3748;--color-text-muted: #718096;--color-text-light: #E2E8F0;--color-success: #48BB78;--color-warning: #ECC94B;--color-danger: #F56565;--color-info: #4299E1;--color-border: #E2E8F0;--font-family-base: "Inter", sans-serif;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition-fast: .15s ease-in-out;--transition-normal: .3s ease-in-out;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-base);background-color:var(--color-bg-main);color:var(--color-text-main);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}ul{list-style:none}button{font-family:var(--font-family-base);cursor:pointer;border:none;outline:none;background:none;transition:all var(--transition-fast)}.card{background-color:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:1.5rem;transition:transform var(--transition-normal),box-shadow var(--transition-normal);border:1px solid var(--color-border)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.bg-gradient-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%)}.text-gradient{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-8{margin-top:2rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.p-4{padding:1rem}.p-6{padding:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:500;font-size:.875rem;gap:.5rem}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{opacity:.9;box-shadow:var(--shadow-md);transform:scale(1.02)}.btn-outline{border:1px solid var(--color-border);background:transparent;color:var(--color-text-main)}.btn-outline:hover{background:var(--color-bg-main);border-color:var(--color-primary-light);color:var(--color-primary)}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--color-text-muted)}.form-input{width:100%;padding:.75rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:.875rem;transition:all var(--transition-fast);background-color:var(--color-bg-main)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6b46c11a;background-color:#fff}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:270px;background-color:var(--color-bg-sidebar);background-image:linear-gradient(180deg,#0f172a,#1e293b);color:var(--color-text-light);display:flex;flex-direction:column;transition:all var(--transition-normal) cubic-bezier(.4,0,.2,1);z-index:10;overflow-y:overlay;box-shadow:4px 0 24px #0000004d;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}.sidebar-collapsed{width:80px}.sidebar-header{padding:1.5rem;display:flex;align-items:center;justify-content:flex-start;border-bottom:1px solid rgba(255,255,255,.05);height:80px;background:#0f172a80;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.sidebar-logo{font-size:1.4rem;font-weight:800;color:#fff;white-space:nowrap;letter-spacing:-.5px;background:linear-gradient(135deg,#fff,#a78bfa);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.nav-section-title{padding:1.5rem 1.5rem .5rem;font-size:.7rem;font-weight:700;color:#ffffff4d;text-transform:uppercase;letter-spacing:1.5px}.nav-item{display:flex;align-items:center;margin:.25rem .75rem;padding:.7rem 1rem;color:#fff9;font-size:.9rem;border-radius:var(--radius-md);transition:all .2s cubic-bezier(.4,0,.2,1);cursor:pointer;gap:.85rem;position:relative;overflow:hidden}.nav-item:hover{background-color:#ffffff0d;color:#fff;transform:translate(4px)}.nav-item.active{background:linear-gradient(90deg,#6b46c133,#6b46c10d);color:#fff;font-weight:600;box-shadow:inset 0 0 0 1px #a78bfa33}.nav-item.active:before{content:"";position:absolute;left:0;top:15%;height:70%;width:3px;background:var(--color-primary-light);border-radius:0 4px 4px 0;box-shadow:0 0 10px var(--color-primary-light)}.nav-item.sub-nav{margin:1px .5rem;padding:.5rem 1rem .5rem 1.75rem;font-size:.8rem;opacity:.8}.nav-item.sub-nav:hover{opacity:1;background:#ffffff08}.nav-item.sub-nav.active{background:transparent;color:var(--color-primary-light);box-shadow:none;opacity:1}.nav-item.sub-nav.active:before{left:.75rem;width:2px;height:40%;top:30%}.nav-item.expanded{background:#ffffff08}.nav-icon{flex-shrink:0}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.top-header{height:70px;background:#fff;border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;z-index:5;box-shadow:var(--shadow-sm)}.header-left,.header-right{display:flex;align-items:center;gap:1.5rem}.icon-btn{color:var(--color-text-muted);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center}.icon-btn:hover{background-color:var(--color-bg-main);color:var(--color-primary)}.profile-dropdown{display:flex;align-items:center;gap:.75rem;cursor:pointer}.avatar{width:40px;height:40px;border-radius:50%;background:var(--color-primary-light);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600}.page-content{flex:1;overflow-y:auto;padding:2rem}.page-title{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--color-text-main)}.sidebar-backdrop{display:none}.sidebar-close-btn{display:none!important}@media(max-width:1024px){.page-content{padding:1.25rem}}@media(max-width:768px){.sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;transform:translate(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1);z-index:1000}.sidebar.sidebar-mobile-open{transform:translate(0)}.sidebar-collapsed{width:280px;transform:translate(-100%)}.sidebar-collapsed.sidebar-mobile-open{transform:translate(0)}.sidebar-backdrop{display:block;position:fixed;inset:0;background:#00000080;z-index:999;opacity:0;pointer-events:none;transition:opacity .3s ease}.sidebar-backdrop.active{opacity:1;pointer-events:auto}.sidebar-close-btn{display:flex!important}.top-header{height:60px;padding:0 1rem}.header-left,.header-right{gap:.5rem}.header-search-box{display:none}.header-academic-year{padding:.3rem .5rem!important;font-size:.65rem!important}.profile-name-text{display:none}.profile-dropdown{gap:.25rem}.main-content{width:100%}.page-content{padding:1rem;padding-bottom:calc(1rem + env(safe-area-inset-bottom,0px))}.page-title{font-size:1.25rem;margin-bottom:1rem}.card{padding:1rem;border-radius:12px}.card:hover{transform:none}.btn{padding:.6rem .875rem;font-size:.8rem;min-height:44px}.icon-btn{width:44px;height:44px;min-width:44px}.form-input{padding:.65rem .75rem;font-size:1rem;min-height:44px}.form-label{font-size:.8rem}.responsive-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -1rem;padding:0 1rem}table{min-width:600px}.mobile-grid-1{grid-template-columns:1fr!important}}@media(max-width:480px){.top-header{height:56px;padding:0 .75rem}.page-content{padding:.75rem}.page-title{font-size:1.1rem;margin-bottom:.75rem}.card{padding:.85rem;border-radius:10px}.btn{font-size:.75rem;padding:.5rem .75rem}.sidebar{width:260px}.avatar{width:36px;height:36px;font-size:.8rem}.form-group{margin-bottom:.75rem}}@media(display-mode:standalone){.top-header{padding-top:env(safe-area-inset-top,0px)}body{-webkit-user-select:none;user-select:none}input,textarea,[contenteditable]{-webkit-user-select:text;user-select:text}}@media print{.sidebar,.top-header,.btn,.icon-btn,.sidebar-backdrop{display:none!important}.main-content{width:100%!important}.page-content{padding:0!important;overflow:visible!important}.card{box-shadow:none!important;border:none!important;break-inside:avoid}}