.gpa-calculator{--gpa-primary: #7c3aed;--gpa-secondary: #8b5cf6;--gpa-accent: #a78bfa;--gpa-dark: #4c1d95;--gpa-light: #f5f3ff;--gpa-text: #1f2937;--gpa-text-muted: #6b7280;--gpa-border: #d1d5db;--gpa-card-bg: #ffffff;--gpa-section-bg: #f8fafc;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;max-width:900px;margin:0 auto;color:var(--gpa-text)}.gpa-header{text-align:center;margin-bottom:2rem;padding:2rem;background:linear-gradient(135deg,var(--gpa-dark) 0%,var(--gpa-primary) 100%);border-radius:16px;color:#fff}.gpa-title{font-size:2rem;font-weight:800;margin:0 0 .75rem}.gpa-title:before{content:"🎓";margin-right:.5rem}.gpa-description{font-size:1.1rem;margin:0;opacity:.9}.gpa-formula-section{background:var(--gpa-light);border-radius:12px;padding:1.5rem;margin-bottom:2rem;border:2px solid var(--gpa-accent)}.gpa-formula-title{font-size:1.1rem;font-weight:700;color:var(--gpa-primary);margin:0 0 1rem;text-align:center}.gpa-formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}.gpa-formula-card{background:#fff;border-radius:10px;padding:1rem;border:1px solid var(--gpa-border)}.gpa-formula-label{font-size:.85rem;font-weight:600;color:var(--gpa-primary);margin:0 0 .5rem;text-align:center}.gpa-formula-display{text-align:center;overflow-x:auto;padding:.5rem 0}.gpa-form-section{background:var(--gpa-card-bg);border-radius:16px;padding:1.5rem;margin-bottom:2rem;box-shadow:0 4px 20px #00000014;border:1px solid var(--gpa-border)}.gpa-mode-toggle{display:flex;gap:.5rem;margin-bottom:1.5rem;background:var(--gpa-section-bg);padding:.25rem;border-radius:10px}.gpa-mode-btn{flex:1;padding:.75rem 1rem;border:none;background:transparent;border-radius:8px;font-size:.95rem;font-weight:600;color:var(--gpa-text-muted);cursor:pointer;transition:all .2s}.gpa-mode-btn:hover{color:var(--gpa-primary)}.gpa-mode-btn.active{background:var(--gpa-primary);color:#fff;box-shadow:0 2px 8px #7c3aed4d}.gpa-cumulative-inputs{display:flex;gap:1rem;margin-bottom:1.5rem;padding:1rem;background:var(--gpa-light);border-radius:10px}.gpa-cumulative-group{flex:1;display:flex;flex-direction:column;gap:.5rem}.gpa-cumulative-group label{font-size:.9rem;font-weight:600;color:var(--gpa-text)}.gpa-cumulative-group input{padding:.75rem;border:2px solid var(--gpa-border);border-radius:8px;font-size:1rem}.gpa-cumulative-group input:focus{outline:none;border-color:var(--gpa-primary);box-shadow:0 0 0 3px #7c3aed26}.gpa-courses-section{margin-bottom:1.5rem}.gpa-courses-title{font-size:1rem;font-weight:700;color:var(--gpa-text);margin:0 0 1rem}.gpa-courses-list{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem}.gpa-course-entry{display:flex;gap:.5rem;align-items:center;padding:.75rem;background:var(--gpa-section-bg);border-radius:10px;flex-wrap:wrap}.gpa-course-name{flex:2;min-width:120px;padding:.625rem;border:2px solid var(--gpa-border);border-radius:6px;font-size:.95rem}.gpa-course-credits{width:70px;padding:.625rem;border:2px solid var(--gpa-border);border-radius:6px;font-size:.95rem;text-align:center}.gpa-course-grade{width:70px;padding:.625rem;border:2px solid var(--gpa-border);border-radius:6px;font-size:.95rem;background:#fff;cursor:pointer}.gpa-course-name:focus,.gpa-course-credits:focus,.gpa-course-grade:focus{outline:none;border-color:var(--gpa-primary);box-shadow:0 0 0 3px #7c3aed26}.gpa-remove-btn{width:28px;height:28px;border:none;background:#fee2e2;color:#dc2626;border-radius:50%;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.gpa-remove-btn:hover{background:#fca5a5}.gpa-add-course-btn{width:100%;padding:.75rem;border:2px dashed var(--gpa-border);background:transparent;border-radius:10px;color:var(--gpa-primary);font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.gpa-add-course-btn:hover{background:var(--gpa-light);border-color:var(--gpa-primary)}.gpa-buttons{display:flex;gap:.75rem}.gpa-btn{flex:1;padding:1rem;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.gpa-btn-primary{background:linear-gradient(135deg,var(--gpa-primary),var(--gpa-secondary));color:#fff;box-shadow:0 4px 15px #7c3aed4d}.gpa-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #7c3aed66}.gpa-btn-secondary{background:var(--gpa-section-bg);color:var(--gpa-text-muted);border:1px solid var(--gpa-border)}.gpa-btn-secondary:hover{background:#fff;color:var(--gpa-text)}.gpa-results{background:linear-gradient(135deg,var(--gpa-dark) 0%,var(--gpa-primary) 100%);border-radius:16px;padding:2rem;margin-bottom:2rem;color:#fff;text-align:center}.gpa-results-title{font-size:1.1rem;font-weight:600;margin:0 0 1rem;opacity:.9}.gpa-result-main{display:flex;align-items:baseline;justify-content:center;margin-bottom:.5rem}.gpa-result-value{font-size:5rem;font-weight:800;line-height:1}.gpa-result-scale{font-size:1.5rem;font-weight:600;opacity:.7;margin-left:.25rem}.gpa-result-grade{font-size:2rem;font-weight:700;margin-bottom:.5rem}.gpa-result-status{font-size:1rem;padding:.5rem 1.5rem;border-radius:20px;display:inline-block;margin-bottom:1.5rem}.gpa-result-status.excellent{background:#22c55e4d}.gpa-result-status.good{background:#3b82f64d}.gpa-result-status.satisfactory{background:#eab3084d}.gpa-result-status.warning{background:#f973164d}.gpa-result-status.probation{background:#ef44444d}.gpa-results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:1rem;margin-bottom:1.5rem}.gpa-result-card{background:#ffffff1a;border-radius:10px;padding:1rem}.gpa-result-card-label{display:block;font-size:.8rem;opacity:.8;margin-bottom:.25rem}.gpa-result-card-value{display:block;font-size:1.25rem;font-weight:700}.gpa-breakdown{text-align:left;background:#ffffff1a;border-radius:10px;padding:1rem}.gpa-breakdown-title{font-size:.9rem;font-weight:600;margin:0 0 .75rem;opacity:.9}.gpa-breakdown-row{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:.9rem}.gpa-breakdown-row:last-child{border-bottom:none}.gpa-breakdown-name{flex:1;opacity:.9}.gpa-breakdown-grade{width:40px;text-align:center;font-weight:600}.gpa-breakdown-credits{width:50px;text-align:right;opacity:.8}.gpa-breakdown-points{width:70px;text-align:right;font-weight:600}.gpa-scale-section{margin-bottom:2rem}.gpa-scale-title{font-size:1.1rem;font-weight:700;color:var(--gpa-primary);margin:0 0 1rem}.gpa-scale-grid{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center}.gpa-scale-card{display:flex;flex-direction:column;align-items:center;padding:1rem 1.5rem;border-radius:10px;min-width:60px}.gpa-scale-card.grade-a{background:#dcfce7;color:#166534}.gpa-scale-card.grade-b{background:#dbeafe;color:#1e40af}.gpa-scale-card.grade-c{background:#fef3c7;color:#92400e}.gpa-scale-card.grade-d{background:#ffedd5;color:#9a3412}.gpa-scale-card.grade-f{background:#fee2e2;color:#991b1b}.gpa-scale-letter{font-size:1.5rem;font-weight:800}.gpa-scale-points{font-size:.9rem;font-weight:600;opacity:.8}.gpa-scale-note{font-size:.85rem;color:var(--gpa-text-muted);text-align:center;margin-top:.75rem}.gpa-content{margin-top:2rem}.gpa-content-section{margin-bottom:2.5rem}.gpa-content-title{font-size:1.5rem;font-weight:700;color:var(--gpa-primary);margin:0 0 1rem;padding-bottom:.5rem;border-bottom:3px solid var(--gpa-accent)}.gpa-content-paragraph{font-size:1rem;line-height:1.7;color:var(--gpa-text);margin:0 0 1rem}.gpa-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1.5rem}.gpa-feature-card{background:var(--gpa-light);border-radius:12px;padding:1.25rem;text-align:center;border:1px solid var(--gpa-accent)}.gpa-feature-icon{font-size:2rem;display:block;margin-bottom:.75rem}.gpa-feature-title{font-size:1rem;font-weight:700;color:var(--gpa-primary);margin:0 0 .5rem}.gpa-feature-description{font-size:.9rem;color:var(--gpa-text-muted);margin:0;line-height:1.5}.gpa-tips-grid{display:grid;grid-template-columns:1fr;gap:1rem;margin-top:1.5rem}@media (min-width: 640px){.gpa-tips-grid{grid-template-columns:repeat(2,1fr)}}.gpa-tip-card{background:var(--gpa-card-bg);border-radius:12px;padding:1.25rem;border:1px solid var(--gpa-border);box-shadow:0 2px 8px #0000000d}.gpa-tip-header{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.gpa-tip-icon{font-size:1.5rem}.gpa-tip-title{font-size:1rem;font-weight:700;color:var(--gpa-primary);margin:0}.gpa-tip-text{font-size:.9rem;line-height:1.6;color:var(--gpa-text);margin:0}.gpa-table-wrapper{overflow-x:auto;margin:1.5rem 0}.gpa-table{width:100%;border-collapse:collapse;font-size:.9rem}.gpa-table th,.gpa-table td{padding:.75rem 1rem;text-align:center;border:1px solid var(--gpa-border)}.gpa-table th{background:var(--gpa-primary);color:#fff;font-weight:600}.gpa-table tbody tr:nth-child(2n){background:var(--gpa-section-bg)}.gpa-faq-list{display:flex;flex-direction:column;gap:.75rem}.gpa-faq-item{background:var(--gpa-card-bg);border-radius:10px;border:1px solid var(--gpa-border);overflow:hidden}.gpa-faq-question{padding:1rem 1.25rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:space-between;color:var(--gpa-text);transition:background-color .2s}.gpa-faq-question:hover{background:var(--gpa-section-bg)}.gpa-faq-question:after{content:"+";font-size:1.25rem;font-weight:400;color:var(--gpa-primary);transition:transform .2s}.gpa-faq-item[open] .gpa-faq-question:after{transform:rotate(45deg)}.gpa-faq-answer{padding:0 1.25rem 1.25rem;font-size:.95rem;line-height:1.7;color:var(--gpa-text);margin:0}@media (max-width: 640px){.gpa-header{padding:1.5rem}.gpa-title{font-size:1.5rem}.gpa-course-entry{flex-wrap:wrap}.gpa-course-name{flex-basis:100%;margin-bottom:.5rem}.gpa-result-value{font-size:4rem}.gpa-cumulative-inputs{flex-direction:column}}