:root{--primary: #6C5CE7;--primary-light: #A29BFE;--secondary: #00CEC9;--accent: #FD79A8;--success: #00B894;--warning: #FDCB6E;--error: #E17055;--bg: #F8F9FE;--bg-card: #FFFFFF;--text: #2D3436;--text-secondary: #636E72;--text-light: #B2BEC3;--border: #E8ECF4;--shadow: 0 2px 12px rgba(108, 92, 231, .08);--shadow-lg: 0 8px 32px rgba(108, 92, 231, .12);--radius: 16px;--radius-sm: 10px;--radius-pill: 999px;--font: "Nunito", -apple-system, BlinkMacSystemFont, sans-serif;--nav-height: 72px;--top-bar-height: 56px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.loading-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;gap:12px}.loading-logo{font-size:48px;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.login-page{display:flex;align-items:center;justify-content:center;min-height:100dvh;padding:24px;background:linear-gradient(135deg,var(--primary) 0%,#A29BFE 50%,var(--secondary) 100%)}.login-card{background:var(--bg-card);border-radius:24px;padding:40px 32px;width:100%;max-width:400px;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:32px}.login-logo{font-size:56px;margin-bottom:8px}.login-header h1{font-size:28px;font-weight:800;color:var(--primary);margin-bottom:4px}.login-header p{color:var(--text-secondary);font-size:15px}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:14px;font-weight:700;color:var(--text)}.form-group input,.form-group textarea{padding:12px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:16px;transition:border-color .2s;outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary)}.password-input{position:relative}.password-input input{width:100%;padding-right:44px}.password-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:4px}.error-banner{display:flex;align-items:center;justify-content:space-between;background:#fff3f0;border:1px solid #FECCCC;border-radius:var(--radius-sm);padding:12px 16px;color:var(--error);font-size:14px;cursor:pointer}.error-dismiss{background:none;border:none;color:var(--error);font-size:18px;cursor:pointer}.login-footer{text-align:center;margin-top:24px;font-size:13px;color:var(--text-light)}.btn-primary{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:16px;font-weight:700;cursor:pointer;transition:all .2s;width:100%}.btn-primary:hover:not(:disabled){background:#5b4bd5;transform:translateY(-1px);box-shadow:0 4px 16px #6c5ce74d}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;background:var(--bg);color:var(--text);border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:15px;font-weight:700;cursor:pointer;transition:all .2s}.btn-secondary:hover{background:#eaecf4}.btn-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:transparent;border:none;border-radius:50%;color:var(--text-secondary);cursor:pointer;transition:background .2s}.btn-icon:hover{background:#0000000d}.btn-submit{display:flex;align-items:center;gap:6px;padding:8px 16px;background:var(--success);color:#fff;border:none;border-radius:var(--radius-pill);font-family:var(--font);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;white-space:nowrap}.btn-submit:hover:not(:disabled){background:#009b7d;transform:translateY(-1px)}.btn-redeem{display:flex;align-items:center;gap:6px;padding:8px 16px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-pill);font-family:var(--font);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;white-space:nowrap}.btn-redeem:hover:not(:disabled){background:#5b4bd5}.btn-redeem.disabled{background:var(--border);color:var(--text-secondary);cursor:not-allowed;font-size:12px}.app-layout{display:flex;flex-direction:column;min-height:100dvh}.top-bar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;height:var(--top-bar-height);padding:0 16px;background:var(--primary);color:#fff}.app-brand{font-size:18px;font-weight:800}.top-bar-right{display:flex;align-items:center;gap:12px}.top-bar-points{font-weight:700;font-size:15px}.top-bar-name{font-size:14px;opacity:.9}.top-bar .btn-icon{color:#fff}.top-bar .btn-icon:hover{background:#ffffff26}.main-content{flex:1;padding:20px 16px;padding-bottom:calc(var(--nav-height) + 20px);max-width:600px;width:100%;margin:0 auto}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:50;display:flex;height:var(--nav-height);background:var(--bg-card);border-top:1px solid var(--border);box-shadow:0 -4px 16px #0000000f;padding-bottom:env(safe-area-inset-bottom,0)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-decoration:none;color:var(--text-light);font-size:12px;font-weight:600;transition:color .2s}.nav-item.active{color:var(--primary)}.nav-item.active svg{stroke-width:2.5}.dashboard-page{display:flex;flex-direction:column;gap:24px}.profile-header{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 0}.avatar-circle{width:80px;height:80px;border-radius:50%;border:4px solid;display:flex;align-items:center;justify-content:center;font-size:40px;background:var(--bg)}.profile-header h1{font-size:24px;font-weight:800}.belt-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-pill);color:#fff;font-size:14px;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;align-items:center;gap:4px;box-shadow:var(--shadow)}.stat-card svg{opacity:.7}.stat-card.points svg{color:var(--warning)}.stat-card.streak svg{color:var(--error)}.stat-card.perfect svg{color:var(--success)}.stat-card.best svg{color:var(--primary)}.stat-value{font-size:28px;font-weight:800;color:var(--text)}.stat-label{font-size:13px;color:var(--text-secondary);font-weight:600}.section h2{font-size:18px;font-weight:800;margin-bottom:12px}.submission-list{display:flex;flex-direction:column;gap:8px}.submission-item{display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);border-radius:var(--radius-sm);padding:12px 16px;box-shadow:var(--shadow)}.submission-info{display:flex;flex-direction:column;gap:2px}.submission-title{font-weight:700;font-size:15px}.submission-date{font-size:12px;color:var(--text-light)}.submission-status{font-size:13px;font-weight:700;padding:4px 10px;border-radius:var(--radius-pill)}.status-approved{background:#e6f9f0;color:var(--success)}.status-pending{background:#fff8e6;color:#d4a017}.status-rejected{background:#fff3f0;color:var(--error)}.activities-page h1,.rewards-page h1{font-size:24px;font-weight:800;margin-bottom:4px}.page-subtitle{color:var(--text-secondary);font-size:15px;margin-bottom:20px}.success-banner{display:flex;align-items:center;gap:8px;background:#e6f9f0;border:1px solid #B2DFDB;border-radius:var(--radius-sm);padding:12px 16px;color:var(--success);font-size:14px;font-weight:600;margin-bottom:16px;animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.activity-grid{display:flex;flex-direction:column;gap:12px}.activity-card{display:flex;align-items:center;gap:14px;background:var(--bg-card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);transition:all .2s}.activity-card.pending{opacity:.65}.activity-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}.activity-details{flex:1;min-width:0}.activity-details h3{font-size:16px;font-weight:700}.activity-desc{font-size:13px;color:var(--text-secondary);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.activity-points{font-size:13px;font-weight:700;color:var(--primary);margin-top:4px}.activity-pending{display:flex;align-items:center;gap:4px;color:var(--text-light);font-size:13px;font-weight:600;white-space:nowrap}.points-banner{display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:var(--radius);padding:16px 20px;margin-bottom:24px}.points-icon{font-size:28px}.points-value{font-size:28px;font-weight:800}.points-label{font-size:15px;opacity:.9}.reward-grid{display:flex;flex-direction:column;gap:12px}.reward-card{display:flex;align-items:center;gap:14px;background:var(--bg-card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.reward-card.locked{opacity:.6}.reward-icon{width:48px;height:48px;border-radius:14px;background:#fff0f6;color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}.reward-details{flex:1;min-width:0}.reward-details h3{font-size:16px;font-weight:700}.reward-desc{font-size:13px;color:var(--text-secondary);margin-top:2px}.reward-cost{font-size:13px;font-weight:700;color:var(--primary);margin-top:4px}.redemption-list{display:flex;flex-direction:column;gap:8px}.redemption-item{display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);border-radius:var(--radius-sm);padding:12px 16px;box-shadow:var(--shadow)}.redemption-info{display:flex;flex-direction:column;gap:2px}.redemption-title{font-weight:700;font-size:15px}.redemption-date{font-size:12px;color:var(--text-light)}.redemption-status{font-size:13px;font-weight:600}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:100;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--bg-card);border-radius:24px 24px 0 0;padding:24px;width:100%;max-width:480px;max-height:85dvh;overflow-y:auto;animation:slideUp .3s ease;position:relative}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;background:var(--bg);border:none;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary)}.modal-content h2{font-size:20px;font-weight:800;margin-bottom:4px;padding-right:40px}.modal-points{color:var(--primary);font-weight:700;margin-bottom:20px}.photo-upload{display:flex;align-items:center;gap:8px;padding:12px 16px;border:2px dashed var(--border);border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);font-size:14px;transition:border-color .2s}.photo-upload:hover{border-color:var(--primary);color:var(--primary)}.photo-preview{width:100%;max-height:200px;object-fit:cover;border-radius:var(--radius-sm);margin-top:8px}.confirm-icon{text-align:center;font-size:48px;margin-bottom:12px}.confirm-title{text-align:center;font-size:18px;font-weight:700;margin-bottom:8px}.confirm-cost,.confirm-remaining{text-align:center;font-size:15px;color:var(--text-secondary);margin-bottom:4px}.confirm-actions{display:flex;gap:12px;margin-top:20px}.confirm-actions .btn-secondary,.confirm-actions .btn-primary{flex:1}.loading-spinner{display:flex;align-items:center;justify-content:center;gap:8px;padding:32px;color:var(--text-secondary);font-size:15px}.empty-state{text-align:center;padding:32px 16px;color:var(--text-secondary);font-size:15px}.spinner{animation:spin .8s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(min-width:640px){.modal-overlay{align-items:center}.modal-content{border-radius:24px;max-height:80vh}.stats-grid{grid-template-columns:repeat(4,1fr)}}