@import"https://fonts.googleapis.com/css2?family=Caveat:wght@600;700&family=Fraunces:ital,opsz,wght@0,9..144,700;0,9..144,900;1,9..144,700&family=Nunito:ital,wght@0,600;0,700;0,800;0,900;1,700;1,800&family=Plus+Jakarta+Sans:wght@600;700;800;900&display=swap";:root{--parchment: #FDFBF7;--parchment-subtle: #F5EFE6;--royal-ink: #1A2B4C;--royal-ink-light: #2D4059;--coral-stamp: #FF5A5F;--coral-stamp-shadow: #E0363B;--gold-seal: #E9C46A;--gold-seal-shadow: #D4A373;--sage-green: #4A7C59;--sage-green-shadow: #396345;--font-heading: "Fraunces", serif;--font-ui: "Plus Jakarta Sans", "Nunito", sans-serif;--font-handwritten: "Caveat", cursive;--feather: #58cc02;--feather-shadow: #46a302;--mask: #89e219;--mask-shadow: #6fb814;--macaw: #1cb0f6;--macaw-shadow: #1899d6;--cardinal: #ff4b4b;--cardinal-shadow: #ea2b2b;--bee: #ffc800;--bee-shadow: #e5a100;--fox: #ff9600;--fox-shadow: #cd7900;--beetle: #ce82ff;--beetle-shadow: #a560cc;--duo-green: var(--feather);--duo-green-shadow: var(--feather-shadow);--duo-blue: var(--macaw);--duo-blue-shadow: var(--macaw-shadow);--duo-purple: var(--beetle);--duo-purple-shadow: var(--beetle-shadow);--duo-orange: var(--fox);--duo-orange-shadow: var(--fox-shadow);--duo-gold: var(--bee);--duo-gold-shadow: var(--bee-shadow);--duo-red: var(--cardinal);--duo-red-shadow: var(--cardinal-shadow);--eel: #1e293b;--wolf: #64748b;--hare: #94a3b8;--swan: #e2e8f0;--swan-shadow: #cbd5e1;--polar: #f8fafc;--snow: #ffffff;--app-bg: var(--parchment-subtle);--card-bg: var(--snow);--card-border: var(--swan);--card-border-bottom: var(--swan-shadow);--text-main: var(--eel);--text-muted: var(--wolf);--radius: 20px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-ui);font-weight:700;background-color:var(--app-bg);color:var(--eel);min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased}@keyframes duoPulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes bounceIn{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.06);opacity:1}to{transform:scale(1);opacity:1}}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes xpRollUp{0%{transform:translateY(16px) scale(.8);opacity:0}60%{transform:translateY(-4px) scale(1.1);opacity:1}to{transform:translateY(0) scale(1);opacity:1}}@keyframes confettiFall{0%{transform:translateY(-10px) rotate(0);opacity:1}to{transform:translateY(80px) rotate(360deg);opacity:0}}.airmail-bar{background:repeating-linear-gradient(-45deg,#ff5a5f,#ff5a5f 15px,#fff 15px,#fff 30px,#1a2b4c 30px,#1a2b4c 45px,#fff 45px,#fff 60px);height:8px;width:100%}.floating-navbar{position:sticky;top:12px;z-index:100;background:#fdfbf7d9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:2px solid rgba(226,232,240,.8);box-shadow:0 8px 32px -4px #1a2b4c14;border-radius:24px;margin:12px auto 0;max-width:1080px;padding:10px 20px;display:flex;justify-content:space-between;align-items:center}.parchment-stationery{background-color:#fdfbf7;background-image:linear-gradient(90deg,rgba(255,90,95,.2) 1px,transparent 1px),linear-gradient(rgba(226,232,240,.6) 1px,transparent 1px);background-size:100% 100%,100% 32px;background-position:48px 0,0 0;border-radius:20px;border:2px solid #E5E0D8;padding:32px 32px 32px 64px;font-family:var(--font-ui);box-shadow:inset 0 0 20px #00000005,0 12px 36px -8px #1a2b4c17;position:relative}.postmark-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:2px dashed var(--royal-ink);border-radius:50px;color:var(--royal-ink);font-family:var(--font-heading);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:1px;transform:rotate(-2deg);background:#1a2b4c0a}.camera-viewfinder-box{background:#1e293b;color:#f8fafc;border-radius:20px;padding:28px;text-align:center;position:relative;border:2px dashed #475569;box-shadow:0 12px 30px #00000026}.camera-corner-tl{position:absolute;top:12px;left:12px;width:20px;height:20px;border-top:3px solid #FF5A5F;border-left:3px solid #FF5A5F}.camera-corner-tr{position:absolute;top:12px;right:12px;width:20px;height:20px;border-top:3px solid #FF5A5F;border-right:3px solid #FF5A5F}.camera-corner-bl{position:absolute;bottom:12px;left:12px;width:20px;height:20px;border-bottom:3px solid #FF5A5F;border-left:3px solid #FF5A5F}.camera-corner-br{position:absolute;bottom:12px;right:12px;width:20px;height:20px;border-bottom:3px solid #FF5A5F;border-right:3px solid #FF5A5F}.corr-highlight-wavy{background:#ff5a5f1f;border-bottom:2.5px wavy #FF5A5F;padding:2px 6px;border-radius:4px;cursor:pointer;position:relative;transition:background .2s ease}.corr-highlight-wavy:hover{background:#ff5a5f40}.corr-highlight-wavy .corr-tooltip{visibility:hidden;position:absolute;bottom:125%;left:50%;transform:translate(-50%);background:#1e293b;color:#fff;padding:10px 14px;border-radius:12px;font-size:13px;line-height:1.4;white-space:normal;width:220px;z-index:1000;box-shadow:0 10px 25px #00000040;opacity:0;transition:opacity .2s ease,transform .2s ease;pointer-events:none}.corr-highlight-wavy:hover .corr-tooltip,.corr-highlight-wavy:focus .corr-tooltip{visibility:visible;opacity:1;transform:translate(-50%) translateY(-4px)}.btn{background-color:var(--feather);color:#fff;border:none;border-bottom:4px solid var(--feather-shadow);padding:13px 24px;font-family:inherit;font-weight:800;font-size:15px;border-radius:16px;cursor:pointer;letter-spacing:.8px;text-transform:uppercase;transition:filter .1s ease,transform .1s ease,border-bottom-width .1s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px;-webkit-user-select:none;user-select:none;text-decoration:none}.btn:hover{filter:brightness(1.06)}.btn:active{transform:translateY(4px);border-bottom-width:0px}.btn:disabled{background-color:var(--swan);border-bottom:4px solid #d4d4d4;color:var(--hare);cursor:not-allowed;transform:none!important;filter:none!important}.btn-secondary{background-color:#fff;color:var(--macaw);border:2px solid var(--swan);border-bottom:4px solid var(--swan-shadow)}.btn-secondary:hover{background-color:#f7f7f7}.btn-success{background-color:var(--feather);border-bottom-color:var(--feather-shadow)}.btn-blue{background-color:var(--macaw);border-bottom-color:var(--macaw-shadow)}.btn-purple{background-color:var(--beetle);border-bottom-color:var(--beetle-shadow)}.btn-orange{background-color:var(--fox);border-bottom-color:var(--fox-shadow)}.btn-gold{background-color:var(--bee);border-bottom-color:var(--bee-shadow);color:#7a4d00}.btn-red{background-color:var(--cardinal);border-bottom-color:var(--cardinal-shadow)}.btn-blue-legacy{background-color:var(--macaw);border-bottom-color:var(--macaw-shadow)}.card{background:var(--snow);border-radius:16px;padding:24px;border:2px solid var(--swan);border-bottom:4px solid var(--swan-shadow);margin-bottom:24px;position:relative}.card-header-bar{border-radius:14px 14px 0 0;padding:12px 20px;font-weight:800;font-size:14px;text-transform:uppercase;letter-spacing:.8px;color:#fff;margin:-24px -24px 20px}.bg-feather{background-color:var(--feather)}.bg-macaw{background-color:var(--macaw)}.bg-beetle{background-color:var(--beetle)}.bg-fox{background-color:var(--fox)}.bg-bee{background-color:var(--bee);color:#7a4d00}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:13px;font-weight:800;margin-bottom:8px;color:var(--wolf);text-transform:uppercase;letter-spacing:.8px}.form-input,.form-select,.form-textarea{width:100%;padding:14px 16px;border:2px solid var(--swan);border-radius:16px;font-family:inherit;font-size:16px;font-weight:700;background:var(--polar);color:var(--eel);transition:border-color .2s ease,background .2s ease}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;background:#fff;border-color:var(--macaw)}.form-textarea.paper-lined{background-image:repeating-linear-gradient(transparent,transparent calc(2.2rem - 1px),#e8f4fd calc(2.2rem - 1px),#e8f4fd 2.2rem);background-size:100% 2.2rem;padding-top:10px;line-height:2.2rem}.navbar{background:#fff;border-bottom:2px solid var(--swan);position:sticky;top:0;z-index:100;padding:0 24px;height:60px;display:flex;justify-content:space-between;align-items:center}.top-tab-nav{display:flex;background:var(--polar);border:2px solid var(--swan);border-radius:16px;padding:4px;margin-bottom:24px;gap:4px}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:900;color:var(--feather);text-decoration:none;letter-spacing:-.5px}.brand-icon{font-size:24px}.nav-controls{display:flex;align-items:center;gap:16px}.streak-pill{background:#fff;color:var(--fox);border:2px solid #ffe8cc;border-bottom:3px solid var(--fox-shadow);padding:6px 14px;border-radius:14px;font-weight:900;font-size:14px;display:flex;align-items:center;gap:6px;letter-spacing:.5px}.xp-pill{background:#fff;color:var(--macaw);border:2px solid #e0f2fe;border-bottom:3px solid var(--macaw-shadow);padding:6px 14px;border-radius:14px;font-weight:900;font-size:14px;display:flex;align-items:center;gap:6px;letter-spacing:.5px}.badge-status{padding:5px 12px;border-radius:14px;font-size:13px;font-weight:800;display:flex;align-items:center;gap:6px}.status-online{background:#d7ffb8;color:#2b7a00;border:2px solid #b3f781}.status-offline{background:#ffdfe0;color:var(--cardinal);border:2px solid #ffb8bb}.bottom-nav{display:flex;gap:6px;margin-bottom:24px;background:#fff;padding:8px;border-radius:20px;border:2px solid var(--swan);border-bottom:4px solid var(--swan-shadow)}.nav-tab-btn{flex:1;border:none;border-radius:14px;padding:12px 8px;text-align:center;background:transparent;color:var(--wolf);cursor:pointer;font-family:inherit;position:relative;transition:all .15s ease;-webkit-user-select:none;user-select:none}.nav-tab-btn.active{background:#1cb0f614;color:var(--macaw)}.nav-tab-btn:hover:not(.active){background:var(--polar);color:var(--eel)}.xp-bar-track{background:var(--swan);border-radius:99px;height:18px;overflow:hidden}.xp-bar-fill{height:100%;border-radius:99px;background:var(--bee);transition:width .6s cubic-bezier(.34,1.56,.64,1)}.envelope-card{background:#fff;border:2px solid var(--swan);border-bottom:4px solid var(--bee-shadow);position:relative;overflow:hidden;border-radius:16px}.penpal-avatar{width:64px;height:64px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:900;border:3px solid #ffffff;box-shadow:0 4px 12px #0000001f}.penpal-mood-happy{background-color:var(--feather)}.penpal-mood-sad{background-color:var(--hare)}.penpal-mood-excited{background-color:var(--fox)}.handwritten-letter{font-family:Nunito,system-ui,sans-serif;font-size:18px;font-weight:700;line-height:1.8;color:var(--eel);padding:24px;background:#fffdf5;border-radius:16px;border:2px solid #ffe066;white-space:pre-line}.corr-highlight{position:relative;display:inline-block;background:#ffc80040;color:#b45309;padding:2px 6px;border-radius:8px;font-weight:800;cursor:pointer;border-bottom:2px solid var(--bee);transition:all .15s ease}.corr-highlight:hover{background:var(--bee);color:#553000}.corr-tooltip{visibility:hidden;opacity:0;position:absolute;bottom:125%;left:50%;transform:translate(-50%);background:var(--eel);color:#fff;padding:10px 14px;border-radius:12px;font-size:14px;font-weight:700;width:250px;text-align:center;box-shadow:0 8px 20px #0003;z-index:50;transition:opacity .15s ease,visibility .15s ease;pointer-events:none}.corr-tooltip:after{content:"";position:absolute;top:100%;left:50%;margin-left:-6px;border-width:6px;border-style:solid;border-color:var(--eel) transparent transparent transparent}.corr-highlight:hover .corr-tooltip,.corr-highlight:focus .corr-tooltip{visibility:visible;opacity:1}.scrapbook-card{background:#fff;border-radius:16px;padding:24px;border:2px solid var(--swan);border-bottom:4px solid var(--swan-shadow);margin-bottom:20px;transition:border-color .15s ease}.scrapbook-card:hover{border-color:var(--macaw)}.scrapbook-stamp{background:var(--fox);color:#fff;font-size:13px;font-weight:900;padding:4px 10px;border-radius:10px;letter-spacing:.5px}.confetti-piece{position:fixed;width:10px;height:10px;border-radius:2px;pointer-events:none;z-index:9998;animation:confettiFall 1.2s ease-out forwards}.photo-preview-box{background:#fff;border:2px dashed var(--swan);border-radius:16px;padding:24px;text-align:center;margin:20px 0;transition:border-color .2s ease}.photo-preview-box:hover{border-color:var(--macaw)}.photo-preview-img{max-width:100%;max-height:360px;border-radius:14px;border:3px solid var(--swan)}.tutor-grid{display:grid;grid-template-columns:320px 1fr;gap:24px}@media (max-width: 840px){.tutor-grid{grid-template-columns:1fr}}.child-card-mini{padding:16px;border:2px solid var(--swan);border-bottom:4px solid var(--swan-shadow);border-radius:16px;cursor:pointer;transition:border-color .15s ease;background:#fff;margin-bottom:12px}.child-card-mini:hover,.child-card-mini.active{border-color:var(--beetle)}