@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');:root{--sts-primary:#800000;--sts-primary-dark:#5f0000;--sts-primary-light:#fdf2f2;--sts-accent:#FFD700;--sts-bg:#f0f2f5;--sts-card:#ffffff;--sts-text:#111827;--sts-muted:#6b7280;--sts-border:#e5e7eb;--sts-focus:#2563eb;--sts-success:#16a34a;--sts-danger:#dc2626;--sts-shadow:0 4px 12px -2px rgba(0,0,0,.10),0 1px 3px rgba(0,0,0,.06);--sts-shadow-hover:0 16px 32px -8px rgba(128,0,0,.18);--sts-radius:12px;--sts-radius-sm:6px;--sts-font:'Inter',system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--sts-transition:160ms cubic-bezier(.4,0,.2,1)}.sts-choice-container,.sts-teacher-portal,.sts-public-results,.sts-auth-card{font-family:var(--sts-font);-webkit-font-smoothing:antialiased}.sts-choice-container{display:flex;justify-content:center;gap:24px;margin:48px 0;flex-wrap:wrap}.sts-choice-box{flex:1;min-width:260px;max-width:320px;padding:44px 24px;text-align:center;background:var(--sts-card);border:1.5px solid var(--sts-border);border-radius:var(--sts-radius);cursor:pointer;transition:transform var(--sts-transition),box-shadow var(--sts-transition),border-color var(--sts-transition);box-shadow:var(--sts-shadow);text-decoration:none;color:inherit;display:block}.sts-choice-box:hover{border-color:var(--sts-primary);box-shadow:var(--sts-shadow-hover);transform:translateY(-4px)}.sts-choice-icon{font-size:52px;color:var(--sts-primary);margin-bottom:20px;display:block}.sts-choice-box h3{margin:0 0 10px;color:var(--sts-primary);font-size:18px;font-weight:700}.sts-choice-box p{margin:0;color:var(--sts-muted);font-size:14px;line-height:1.5}#sts-login-form-container{max-width:420px;margin:48px auto}.sts-auth-card{max-width:480px;background:var(--sts-card);border:1.5px solid var(--sts-border);border-radius:var(--sts-radius);box-shadow:var(--sts-shadow);padding:32px 36px;margin:0 auto}.sts-auth-card h3{display:flex;align-items:center;gap:10px;margin:0 0 8px;color:var(--sts-primary);font-size:22px;font-weight:800;letter-spacing:-0.2px}.sts-auth-card h3 .dashicons{color:var(--sts-accent);font-size:26px;width:26px;height:26px}.sts-auth-card>p{color:var(--sts-muted);font-size:14px;margin:0 0 24px}.sts-back-link{display:inline-flex;align-items:center;gap:4px;margin-bottom:20px;color:var(--sts-primary);font-size:13px;font-weight:600;text-decoration:none;transition:color var(--sts-transition)}.sts-back-link:hover{color:var(--sts-primary-dark);text-decoration:underline}@media (max-width:768px){.sts-choice-container{flex-direction:column;align-items:center}.sts-choice-box{width:100%;max-width:400px}}.sts-teacher-portal{background:var(--sts-bg);min-height:100vh;padding:20px}.sts-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;color:var(--sts-primary);max-width:1200px;margin-left:auto;margin-right:auto}.sts-header h1{display:flex;align-items:center;gap:10px;margin:0;font-size:2.5em}.sts-header h1 .dashicons{width:42px;height:42px;color:var(--sts-accent);font-size:42px}.sts-logout-btn{background:var(--sts-primary);color:white;border:1px solid var(--sts-primary);padding:10px 20px;border-radius:25px;text-decoration:none;transition:all 0.3s ease}.sts-logout-btn:hover{background:var(--sts-primary-dark);transform:translateY(-2px)}.sts-dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;max-width:1200px;margin:0 auto}.sts-quick-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;max-width:1200px;margin:0 auto 30px}.sts-quick-stat{background:var(--sts-card);border:1px solid rgba(128,0,0,0.08);border-radius:12px;box-shadow:var(--sts-shadow);padding:20px}.sts-quick-stat-label{margin:0 0 8px;color:var(--sts-muted);font-size:13px;font-weight:700;letter-spacing:0.04em;text-transform:uppercase}.sts-quick-stat-number{margin:0;color:var(--sts-primary);font-size:38px;font-weight:850;line-height:1}.sts-card{background:white;border:1px solid rgba(209,213,219,0.72);border-radius:12px;padding:30px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,0.1);transition:all 0.3s ease;cursor:pointer;text-decoration:none;color:inherit;display:block}.sts-card:hover{transform:translateY(-2px);box-shadow:0 14px 24px -14px rgba(17,24,39,0.45)}.sts-card-icon{width:58px;height:58px;font-size:58px;margin-bottom:20px;display:inline-block}.sts-card h3{margin:0 0 10px 0;font-size:1.5em;color:var(--sts-primary)}.sts-card p{color:var(--sts-muted);margin:0}.sts-message{padding:14px 18px;margin-bottom:20px;border-radius:var(--sts-radius-sm);border:1px solid transparent;border-left-width:4px;font-size:14px;line-height:1.5}.sts-message.success{background:#f0fdf4;border-color:#bbf7d0;border-left-color:var(--sts-success);color:#166534}.sts-message.error{background:#fef2f2;border-color:#fecaca;border-left-color:var(--sts-danger);color:#991b1b}.sts-message.info{background:#eff6ff;border-color:#bfdbfe;border-left-color:#3b82f6;color:#1e40af}.sts-message p{margin:0;padding:0}.sts-card-enter-marks .sts-card-icon{color:#16a34a}.sts-card-roster .sts-card-icon{color:#2563eb}.sts-card-profile .sts-card-icon{color:var(--sts-accent)}.sts-shortcuts{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;max-width:1200px;margin:0 auto 30px}.sts-shortcut-card{display:flex;align-items:center;gap:12px;min-height:76px;padding:18px;background:var(--sts-card);border:1px solid rgba(209,213,219,0.72);border-radius:12px;box-shadow:var(--sts-shadow);color:var(--sts-text);text-decoration:none;transition:transform 160ms ease,box-shadow 160ms ease,border-color 160ms ease}.sts-shortcut-card:hover,.sts-shortcut-card:focus{border-color:var(--sts-primary);box-shadow:0 14px 24px -14px rgba(17,24,39,0.45);color:var(--sts-primary);transform:translateY(-2px);outline:none}.sts-shortcut-icon{width:34px;height:34px;color:var(--sts-primary);font-size:34px}.sts-shortcut-title{font-size:16px;font-weight:800}.sts-public-card{max-width:960px;margin:40px auto;padding:28px 32px;background:var(--sts-card);border:1.5px solid var(--sts-border);border-radius:var(--sts-radius);box-shadow:var(--sts-shadow)}.sts-portal-panel{max-width:1200px}.sts-public-card h2{display:flex;align-items:center;gap:10px;margin:0 0 22px;padding-bottom:14px;border-bottom:2px solid var(--sts-primary-light);color:var(--sts-primary);font-size:22px;font-weight:800;letter-spacing:-0.2px}.sts-result-search-form{display:grid;grid-template-columns:1fr 1fr auto;gap:14px;align-items:end;margin-bottom:28px;background:#f9fafb;border:1.5px solid var(--sts-border);border-radius:var(--sts-radius);padding:20px 22px}.sts-result-search-form label{display:block;margin-bottom:6px;color:var(--sts-text);font-size:13px;font-weight:600}.sts-result-search-form input,.sts-public-results input,.sts-public-results select,.sts-portal-panel input[type="number"],.sts-portal-panel input[type="text"],.sts-portal-panel select,.sts-auth-card input[type="text"],.sts-auth-card input[type="email"],.sts-auth-card input[type="password"],.sts-auth-card select{width:100%;min-height:42px;border:1px solid var(--sts-border);border-radius:8px;padding:8px 12px}.sts-result-search-form input:focus,.sts-public-results input:focus,.sts-public-results select:focus,.sts-auth-card input:focus,.sts-auth-card select:focus{border-color:var(--sts-focus);box-shadow:0 0 0 3px rgba(37,99,235,0.18);outline:none}.sts-public-button,.sts-public-results button,.sts-auth-card input[type="submit"]{min-height:44px;padding:10px 22px;border:none;border-radius:var(--sts-radius-sm);background:var(--sts-primary);color:#fff;cursor:pointer;font-family:var(--sts-font);font-size:14px;font-weight:700;letter-spacing:.01em;box-shadow:0 2px 8px -2px rgba(128,0,0,.40);transition:transform var(--sts-transition),background-color var(--sts-transition),box-shadow var(--sts-transition);display:inline-flex;align-items:center;gap:8px}.sts-public-button:hover,.sts-public-results button:hover,.sts-auth-card input[type="submit"]:hover{background:var(--sts-primary-dark);transform:translateY(-2px);box-shadow:0 4px 14px -4px rgba(128,0,0,.50)}.sts-public-button:focus-visible,.sts-public-results button:focus-visible,.sts-auth-card input[type="submit"]:focus-visible{outline:3px solid var(--sts-focus);outline-offset:2px}.sts-public-table-wrap{overflow-x:auto}.sts-checkbox-panel{max-height:200px;overflow-y:auto;width:min(100%,420px);border:1px solid var(--sts-border);border-radius:10px;background:#f9fafb;padding:10px}.sts-checkbox-panel label{display:block;margin-bottom:7px}.sts-description-error{color:#dc2626}.sts-text-center{text-align:center}.sts-mark-input{display:flex;align-items:center;gap:6px}.sts-mark-input input[type="number"]{width:76px}.sts-mark-input span{color:var(--sts-muted);font-size:12px}.sts-public-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--sts-border);border-radius:var(--sts-radius);overflow:hidden;font-family:var(--sts-font);font-size:14px}.sts-public-table th,.sts-public-table td{padding:13px 16px;border-bottom:1px solid #f3f4f6;text-align:left;vertical-align:middle}.sts-public-table th{color:var(--sts-primary);background:#f8f9fa;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--sts-border)}.sts-public-table tbody tr:last-child td{border-bottom:none}.sts-public-table tbody tr:hover{background:var(--sts-primary-light)}.sts-student-profile{background:#f9fafb;border:1.5px solid var(--sts-border);border-left:4px solid var(--sts-primary);border-radius:var(--sts-radius-sm);padding:16px 20px;margin:0 0 24px;display:flex;flex-wrap:wrap;gap:12px 32px}.sts-student-profile p{margin:0;font-size:14px;color:var(--sts-text)}.sts-student-profile strong{color:var(--sts-primary);font-weight:600}@media (max-width:768px){.sts-teacher-portal{padding:12px}.sts-header{flex-direction:column;gap:16px;text-align:center}.sts-header h1{font-size:1.8em}.sts-dashboard-grid{grid-template-columns:1fr;gap:16px}.sts-shortcuts{grid-template-columns:1fr 1fr;gap:10px}.sts-public-card{padding:20px 18px;margin:20px auto}.sts-result-search-form{grid-template-columns:1fr;gap:12px}.sts-auth-card{padding:24px 20px}.sts-choice-container{flex-direction:column;align-items:center;gap:16px}.sts-choice-box{width:100%;max-width:400px}}@media (max-width:480px){.sts-shortcuts{grid-template-columns:1fr}.sts-quick-stats{grid-template-columns:1fr 1fr}}.sts-portal-fab{position:fixed;bottom:32px;right:32px;z-index:9999}.sts-portal-fab__link{display:inline-flex;align-items:center;gap:8px;font-size:1rem;padding:14px 24px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.15);text-decoration:none;transition:box-shadow 0.2s ease,transform 0.2s ease}.sts-portal-fab__link:hover,.sts-portal-fab__link:focus{box-shadow:0 4px 16px rgba(0,0,0,0.2);transform:translateY(-2px);outline:2px solid currentColor;outline-offset:2px}@media (max-width:480px){.sts-portal-fab{bottom:16px;right:16px}.sts-portal-fab__link{font-size:0.9rem;padding:10px 16px}}