:root{--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--spacing-1: .25rem;--spacing-2: .5rem;--spacing-3: 1rem;--spacing-4: 1.5rem;--spacing-5: 2rem;--border-radius: 12px;--shadow-sm: 0 2px 4px rgba(0,0,0,.05);--shadow-md: 0 4px 10px rgba(0,0,0,.08);--shadow-lg: 0 15px 30px rgba(0,0,0,.12);--transition-theme: background-color .4s ease, color .4s ease;--transition-fast: .2s ease;--transition-normal: .3s ease}.light-theme{--bg-primary: #F6F8FA;--bg-secondary: #FFFFFF;--text-primary: #1F2328;--text-secondary: #636C76;--border-color: #D0D7DE;--primary-accent: #EB008B;--primary-contrast: #FFFFFF;--danger-accent: #D73A49;--danger-contrast: #FFFFFF;--input-bg: #F6F8FA;--input-focus-shadow: 0 0 0 3px rgba(235, 0, 139, .3);--leaderboard-header-bg: #F6F8FA;--leaderboard-row-hover-bg: #F6F8FA}.dark-theme{--bg-primary: #0D1117;--bg-secondary: #161B22;--text-primary: #C9D1D9;--text-secondary: #8B949E;--border-color: #30363D;--primary-accent: #EB008B;--primary-contrast: #0D1117;--danger-accent: #F85149;--danger-contrast: #FFFFFF;--input-bg: #0D1117;--input-focus-shadow: 0 0 0 3px rgba(235, 0, 139, .3);--leaderboard-header-bg: #1A202A;--leaderboard-row-hover-bg: #222933}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);transition:var(--transition-theme);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:var(--spacing-3);padding:var(--spacing-3);background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);transition:var(--transition-theme)}.main-content{flex-grow:1;width:100%;max-width:1400px;margin-left:auto;margin-right:auto;padding:var(--spacing-3)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}.card,.modal-content,.login-card,.evaluation-content{animation:slideUp .5s var(--transition-normal) both}.card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-4);box-shadow:var(--shadow-sm);transition:transform var(--transition-fast),box-shadow var(--transition-fast),var(--transition-theme)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.card-header{padding:0 0 var(--spacing-3) 0;margin-bottom:var(--spacing-3);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.card-header h2{margin:0;font-size:1.25rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-2);padding:.6rem 1.2rem;border-radius:8px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform var(--transition-fast),background-color var(--transition-fast),border-color var(--transition-fast),opacity var(--transition-fast)}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary-accent);color:var(--primary-contrast)}.btn-secondary{background-color:var(--bg-secondary);color:var(--text-primary);border-color:var(--border-color)}.icon-btn{background:none;border:none;color:var(--text-secondary);padding:var(--spacing-2);border-radius:50%}.icon-btn:hover{background-color:var(--border-color);color:var(--text-primary)}.icon-btn-danger{color:var(--danger-accent)}.input-group{margin-bottom:var(--spacing-4)}.input-group label{display:block;margin-bottom:var(--spacing-2);font-weight:500}input,textarea,select{width:100%;padding:.75rem 1rem;font-family:var(--font-sans);font-size:1rem;background-color:var(--input-bg);color:var(--text-primary);border:1px solid var(--border-color);border-radius:8px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary-accent);box-shadow:var(--input-focus-shadow)}.switch{position:relative;display:inline-block;width:50px;height:28px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-color);border-radius:28px;transition:var(--transition-fast)}.slider:before{position:absolute;content:"";height:20px;width:20px;left:4px;bottom:4px;background-color:#fff;border-radius:50%;transition:var(--transition-fast)}input:checked+.slider{background-color:var(--primary-accent)}input:checked+.slider:before{transform:translate(22px)}table{width:100%;border-collapse:collapse}th,td{padding:var(--spacing-3);text-align:left;border-bottom:1px solid var(--border-color)}thead{background-color:var(--bg-secondary)}th{font-weight:600;font-size:.85rem;color:var(--text-secondary);text-transform:uppercase}tbody tr:nth-child(odd){background-color:var(--bg-secondary)}.admin-tabs{display:flex;border-bottom:1px solid var(--border-color);margin-bottom:var(--spacing-4)}.tab-btn{padding:.8rem 1.2rem;background:none;border:none;color:var(--text-secondary);font-weight:600;cursor:pointer;border-bottom:3px solid transparent;transform:translateY(1px);transition:color var(--transition-fast),border-color var(--transition-fast)}.tab-btn.active{color:var(--primary-accent);border-bottom-color:var(--primary-accent)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0009;display:flex;justify-content:center;align-items:center;padding:var(--spacing-3);z-index:1000;animation:fadeIn var(--transition-fast)}.modal-content{width:100%;max-width:500px;background:var(--bg-secondary);padding:var(--spacing-5);border-radius:var(--border-radius)}.dashboard-grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-4)}.team-selection-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-3)}.evaluation-content-wrapper{display:grid;grid-template-columns:1fr;gap:var(--spacing-4)}.beamable-leaderboard.card{padding:0;overflow:hidden}.beamable-leaderboard .card-header{padding:var(--spacing-4);margin-bottom:0;border-bottom:1px solid var(--border-color)}.leaderboard-header{display:flex;padding:var(--spacing-2) var(--spacing-4);background-color:var(--leaderboard-header-bg);color:var(--text-secondary);font-weight:600;font-size:.9rem;text-transform:uppercase}.leaderboard-header__rank{width:15%}.leaderboard-header__team{flex-grow:1}.leaderboard-header__score{width:25%;text-align:right}.leaderboard-body{max-height:600px;overflow-y:auto}.leaderboard-row-wrapper{border-bottom:1px solid var(--border-color)}.leaderboard-row-wrapper:last-child{border-bottom:none}.leaderboard-row{display:flex;align-items:center;padding:var(--spacing-3) var(--spacing-4);transition:background-color var(--transition-fast);animation:slideUp .5s var(--transition-normal) both;cursor:pointer}.leaderboard-row:hover{background-color:var(--leaderboard-row-hover-bg)}.leaderboard-row__rank{width:15%;font-weight:700;font-size:1.2rem;color:var(--text-secondary)}.leaderboard-row__team{flex-grow:1}.leaderboard-row__team-name{font-weight:600;color:var(--text-primary)}.leaderboard-row__team-category{font-size:.85rem;color:var(--text-secondary)}.leaderboard-row__score{width:25%;text-align:right;font-weight:700;font-size:1.2rem;color:var(--primary-accent)}.leaderboard-row__expand-icon{width:40px;text-align:right;color:var(--text-secondary);transition:transform var(--transition-fast)}.leaderboard-row-wrapper.expanded .leaderboard-row__expand-icon{transform:rotate(180deg)}.leaderboard-detail{padding:var(--spacing-3) var(--spacing-4) var(--spacing-4);background-color:var(--leaderboard-header-bg);animation:fadeIn .3s ease}.leaderboard-detail h4{margin:0 0 var(--spacing-3) 0;font-size:.9rem;color:var(--text-secondary);text-transform:uppercase}.leaderboard-detail-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--spacing-3)}.detail-item{display:flex;justify-content:space-between}.detail-item-name{font-weight:500}.detail-item-score{font-weight:600;color:var(--primary-accent)}.leaderboard-row:nth-child(1) .leaderboard-row__rank{color:gold}.leaderboard-row:nth-child(2) .leaderboard-row__rank{color:silver}.leaderboard-row:nth-child(3) .leaderboard-row__rank{color:#cd7f32}.team-card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-3);text-align:left;cursor:pointer;transition:all var(--transition-fast);position:relative;overflow:hidden}.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary-accent)}.team-card.active{border-color:var(--primary-accent);box-shadow:0 0 0 2px var(--primary-accent)}.team-card h4{margin:0 0 var(--spacing-1) 0;font-size:1.1rem;color:var(--text-primary)}.team-card p{margin:0;font-size:.9rem;color:var(--text-secondary)}.team-card .submitted-icon{position:absolute;top:var(--spacing-2);right:var(--spacing-2);color:var(--primary-accent);opacity:0;transform:scale(.5);transition:all var(--transition-fast)}.team-card.submitted{opacity:.7}.team-card.submitted .submitted-icon{opacity:1;transform:scale(1)}.team-subject{font-size:.8rem;font-style:italic;margin-top:var(--spacing-2)!important;color:var(--primary-accent)}.leaderboard-row__team-subject{font-size:.85rem;color:var(--text-secondary);font-style:italic}.evaluation-subject-header{margin:var(--spacing-4) 0;font-size:1.5rem;font-weight:600;text-align:center;color:var(--primary-accent);animation:fadeIn .5s ease}.login-page{display:flex;align-items:flex-start;justify-content:center;flex-grow:1;padding:var(--spacing-4);padding-top:0vh}.login-card{width:100%;max-width:420px;padding:var(--spacing-5)}.login-tabs{display:flex;justify-content:center;margin-bottom:var(--spacing-4);border-bottom:none}.login-error{color:var(--danger-accent);background-color:#d73a491a;border:1px solid var(--danger-accent);border-radius:8px;padding:var(--spacing-3);margin-bottom:var(--spacing-4);text-align:center;font-weight:500}@media (min-width: 768px){.header{padding:var(--spacing-3) var(--spacing-5)}.main-content{padding:var(--spacing-5)}.dashboard-grid{grid-template-columns:1fr}.evaluation-content-wrapper{grid-template-columns:1fr 1fr;max-width:1000px;margin:0 auto}}.google-ai-gradient{background:linear-gradient(90deg,#4285f4,#34a853,#fbbc05 66%,#ea4335);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-fill-color:transparent}.ml3{font-weight:900;font-size:4em}.center-container{display:flex;justify-content:center;align-items:center;width:100%;min-height:20vh;flex-direction:column}