@import"https://fonts.googleapis.com/css2?family=Libre+Baskerville:wght@400;700&family=Montserrat:wght@400;500;600;700&family=PT+Serif:ital,wght@0,400;0,700;1,400;1,700&display=swap";:root{--bg-color: #eaeaea;--card-bg: #ffffff;--card-bg-secondary: #f9f9f9;--text-main: #2c2c2c;--text-secondary: #595959;--text-muted: #8c8c8c;--primary: #004d35;--accent: #ffffff;--danger: #D22027;--border: #e0e0e0;--header-bg: #004d35;--header-text: #ffffff;--radius-l: 12px;--radius-m: 8px;--radius-s: 4px;--font-serif: "PT Serif", "Libre Baskerville", serif;--font-sans: "Montserrat", sans-serif}html{background-color:#eaeaea}body{margin:0;font-family:var(--font-sans);background:transparent;color:var(--text-main);-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums;padding-bottom:env(safe-area-inset-bottom);min-height:100vh;position:relative}input,select,textarea{font-size:16px!important}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:url(/custom_course_bg_final.png) no-repeat center center fixed;background-size:cover;opacity:.3;z-index:-1;pointer-events:none}.app-container{max-width:800px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom)}header{background:#004d35f2;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);color:var(--header-text);padding:1.1rem 1.5rem .9rem;box-shadow:0 4px 12px #0000001a;position:sticky;top:0;z-index:100}header h1{margin:0 0 .5rem;font-family:Baskerville BT,Baskerville Old Face,Baskerville,Libre Baskerville,serif;font-size:1.9rem;font-weight:700;font-style:italic;color:var(--accent);letter-spacing:-.5px;text-shadow:0 2px 4px rgba(0,0,0,.3)}.mode-toggle{background:#0003;padding:4px;border-radius:20px;display:flex;gap:2px;border:1px solid rgba(255,255,255,.1)}.mode-toggle button{background:transparent;color:#ffffffb3;border:none;border-radius:16px;padding:.4rem 1.2rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;transition:all .3s ease;font-family:var(--font-sans)}.mode-toggle button.active{background:#fff;color:var(--primary);box-shadow:0 2px 4px #0003}nav{display:flex;gap:.5rem;overflow-x:auto;padding-bottom:.5rem;scrollbar-width:none;margin-top:1rem}nav button{background:#ffffff1a;color:#fffc;border:1px solid rgba(255,255,255,.1);padding:.5rem 1rem;border-radius:6px;cursor:pointer;white-space:nowrap;font-size:.85rem;font-family:var(--font-sans);font-weight:600;transition:all .2s ease;text-transform:uppercase;letter-spacing:.5px}nav button:hover{background:#fff3;color:#fff;border-color:#fff}nav button.active,nav button[style*=border-bottom]{background:#fff!important;color:var(--primary)!important;border-color:#fff!important;box-shadow:0 4px 6px #00000026;transform:translateY(-1px)}.btn-welcome{display:flex;align-items:center;justify-content:flex-start;padding-left:2rem;width:100%;padding-top:1rem;padding-bottom:1rem;font-size:1rem;font-weight:700;border-radius:8px;cursor:pointer;transition:all .2s ease;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.5px;border:2px solid transparent;text-decoration:none}.btn-icon{margin-right:1.2rem;font-size:1.4rem;width:30px;display:inline-block;text-align:center}.btn-welcome-primary{background:var(--primary);color:#fff;box-shadow:0 4px 10px #0067474d}.btn-welcome-primary:hover{background:#004d35;transform:translateY(-2px);box-shadow:0 6px 14px #00674766}.btn-welcome-secondary{background:#fff;color:var(--primary);border:2px solid var(--primary)}.btn-welcome-secondary:hover{background:var(--bg-color);transform:translateY(-2px);box-shadow:0 4px 10px #0000001a}.btn-welcome-secondary:disabled{background:#f0f0f0;color:#ccc;border-color:#e0e0e0;cursor:not-allowed;transform:none;box-shadow:none}.btn-welcome-outline{background:transparent;color:var(--text-secondary);border:2px solid var(--border)}.btn-welcome-outline:hover{border-color:var(--primary);color:var(--primary);background:#0067470d;transform:translateY(-2px)}h2{font-family:var(--font-serif);font-size:1.8rem;font-weight:700;margin-top:0;margin-bottom:1.2rem;color:var(--primary);border-bottom:3px solid var(--primary);padding-bottom:.5rem;display:inline-block}h3{font-family:var(--font-serif);font-size:1.3rem;font-weight:700;color:var(--text-main);margin-top:0}p{line-height:1.7;color:var(--text-secondary);font-size:1rem}.p-4{padding:2.5rem}.card{background:var(--card-bg);padding:1.5rem;border-radius:var(--radius-m);margin-bottom:1.5rem;border:1px solid var(--border);box-shadow:0 2px 8px #0000000d;transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-3px);box-shadow:0 8px 16px #0000001a}.card h3{margin-bottom:.8rem;color:var(--primary)}label{font-weight:700;margin-left:2px;font-size:.9rem;color:var(--primary);font-family:var(--font-sans)}input,select{background:#fff;border:1px solid var(--border);color:var(--text-main);padding:.8rem 1rem;border-radius:var(--radius-s);width:100%;box-sizing:border-box;margin-bottom:1rem;font-family:var(--font-sans);font-size:1rem;transition:all .2s}input:focus,select:focus{outline:none;background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px #0067471a}button{font-family:var(--font-sans);border-radius:var(--radius-s);cursor:pointer;transition:transform .1s ease,background .2s ease,box-shadow .2s ease}button:active{transform:scale(.97)}button.primary{background:var(--primary);color:#fff;border:none;font-weight:700;padding:.8rem 1.5rem;text-transform:uppercase;letter-spacing:1px}button.primary:hover{background:#004d35;box-shadow:0 2px 5px #0003}button[style*="var(--danger)"]{color:var(--danger)!important;border-color:var(--danger)!important}.text-muted{color:var(--text-muted)}.flex-between{display:flex;justify-content:space-between;align-items:center}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:#ccc;border-radius:4px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}main{animation:fadeIn .4s ease-out}.overline{text-transform:uppercase;letter-spacing:2px;font-size:.75rem;font-weight:700;color:var(--text-muted);margin-bottom:.5rem;display:block}.empty-state{text-align:center;padding:3rem 1rem;border:2px dashed #e0e0e0;border-radius:var(--radius-m);color:var(--text-muted);background:#fafafa}.empty-state-icon{font-size:2rem;margin-bottom:1rem;display:block;opacity:.5}.bottom-nav{position:fixed;bottom:0;left:0;width:100%;background:var(--card-bg);border-top:1px solid var(--border);display:flex;justify-content:space-around;align-items:stretch;padding:.4rem 12px;box-shadow:0 -4px 12px #0000001a;z-index:1000;padding-bottom:calc(env(safe-area-inset-bottom) + 12px);gap:0;box-sizing:border-box}.bottom-nav button{background:none;border:none;font-family:inherit;font-size:.6rem;font-weight:600;text-transform:none;letter-spacing:normal;color:var(--text-muted);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:4px 0!important;box-sizing:border-box;flex:1;transition:all .2s ease;white-space:nowrap;min-width:0;overflow:hidden;max-width:100%}.bottom-nav button span{overflow:hidden;text-overflow:ellipsis;max-width:100%}.bottom-nav button:hover{color:var(--primary)}.bottom-nav button svg{width:24px;height:24px;stroke-width:2px}.bottom-nav button.active{color:var(--primary)}.bottom-nav button.active:after{content:none}