:root{--color-primary: #00A99D;--color-accent: #FF6F61;--color-background: #F7F9FB;--color-text: #2C3E50;--color-secondary: #FFC107;--color-white: #ffffff;--color-card: #ffffff;--color-border: #e0e5ec;--color-input-border: #d1d9e0;--color-shadow: rgba(0, 0, 0, .08);--color-success: #27ae60;--color-error: #e74c3c}@media(prefers-color-scheme:dark){:root{--color-primary: #FF6F61;--color-accent: #00A99D;--color-background: #1A2A3A;--color-text: #E0E0E0;--color-secondary: #FFC107;--color-white: #243447;--color-card: #243447;--color-border: #3d4f61;--color-input-border: #4a5d70;--color-shadow: rgba(0, 0, 0, .3)}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--color-background);color:var(--color-text);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3}.header{background:var(--color-card);box-shadow:0 2px 12px var(--color-shadow);padding:1rem 2rem;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.header-title{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-title .school-icon{font-size:1.5rem;margin-right:.5rem}.login-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;text-decoration:none;border-radius:8px;font-weight:600;font-size:.9rem;transition:transform .2s ease,box-shadow .2s ease;border:none;cursor:pointer}.login-btn:hover{transform:translateY(-2px);box-shadow:0 4px 16px #00a99d59}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:3rem 1.5rem}.search-container{text-align:center;max-width:600px;width:100%;margin-bottom:2rem}.search-title{font-size:2rem;margin-bottom:.75rem;color:var(--color-text)}.search-subtitle{color:var(--color-text);opacity:.7;margin-bottom:2rem;font-size:1rem}.search-form{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.search-input{flex:1;min-width:200px;max-width:350px;padding:1rem 1.25rem;font-size:1.125rem;border:2px solid var(--color-input-border);border-radius:12px;background:var(--color-card);color:var(--color-text);transition:border-color .3s ease,box-shadow .3s ease}.search-input::placeholder{color:var(--color-text);opacity:.5}.search-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px #00a99d26}.search-btn{padding:1rem 2rem;font-size:1rem;font-weight:600;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border:none;border-radius:12px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;display:inline-flex;align-items:center;gap:.5rem}.search-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #00a99d66}.search-btn:disabled{opacity:.7;cursor:not-allowed}.results-section{max-width:900px;width:100%}.status-message{text-align:center;padding:2rem;background:var(--color-card);border-radius:16px;box-shadow:0 4px 20px var(--color-shadow)}.status-message.loading{color:var(--color-primary)}.status-message.error{color:var(--color-error)}.status-message.no-data{color:var(--color-text);opacity:.7}.status-icon{font-size:3rem;margin-bottom:1rem}.status-text{font-size:1.125rem}.status-hint{font-size:.9rem;opacity:.7;margin-top:.5rem}.loading-spinner{width:48px;height:48px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 1rem}@keyframes spin{to{transform:rotate(360deg)}}.results-card{background:var(--color-card);border-radius:16px;box-shadow:0 4px 24px var(--color-shadow);overflow:hidden}.results-header{padding:1.25rem 1.5rem;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff}.results-header h2{font-size:1.25rem;display:flex;align-items:center;gap:.5rem}.student-info{display:flex;gap:1rem;margin-top:.5rem;font-size:.9rem;opacity:.9}.results-table{width:100%;border-collapse:collapse}.results-table th,.results-table td{padding:1rem 1.25rem;text-align:left;border-bottom:1px solid var(--color-border)}.results-table th{background:var(--color-background);font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.5px;color:var(--color-text);opacity:.8}.results-table tbody tr{transition:background-color .2s ease}.results-table tbody tr:hover{background:var(--color-background)}.results-table tbody tr:last-child td{border-bottom:none}@media(max-width:768px){.header-content{flex-direction:column;text-align:center;gap:.75rem}.header-title{font-size:1rem}.search-title{font-size:1.5rem}.search-form{flex-direction:column;align-items:stretch}.search-input{max-width:none}.results-table{display:block;overflow-x:auto}}.footer{text-align:center;padding:1.5rem;color:var(--color-text);opacity:.6;font-size:.85rem}