.CircularProgressbar{width:100%;vertical-align:middle}.CircularProgressbar .CircularProgressbar-path{stroke:#3e98c7;stroke-linecap:round;-webkit-transition:stroke-dashoffset .5s ease 0s;transition:stroke-dashoffset .5s ease 0s}.CircularProgressbar .CircularProgressbar-trail{stroke:#d6d6d6;stroke-linecap:round}.CircularProgressbar .CircularProgressbar-text{fill:#3e98c7;font-size:20px;dominant-baseline:middle;text-anchor:middle}.CircularProgressbar .CircularProgressbar-background{fill:#d6d6d6}.CircularProgressbar.CircularProgressbar-inverted .CircularProgressbar-background{fill:#3e98c7}.CircularProgressbar.CircularProgressbar-inverted .CircularProgressbar-text{fill:#fff}.CircularProgressbar.CircularProgressbar-inverted .CircularProgressbar-path{stroke:#fff}.CircularProgressbar.CircularProgressbar-inverted .CircularProgressbar-trail{stroke:transparent}.App{max-width:1200px;margin:0 auto;padding:2rem;min-height:100vh;display:flex;flex-direction:column;gap:2rem}.navbar{background:var(--surface);padding:.5rem;border-radius:24px;box-shadow:var(--card-shadow);border:1px solid var(--surface-lighter);display:flex;justify-content:space-between;align-items:center;gap:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:.5rem;z-index:100}.navbar-brand{display:flex;align-items:center;gap:1rem;text-decoration:none;padding:.5rem;border-radius:12px;transition:var(--transition)}.navbar-brand:hover{background:var(--surface-lighter);transform:translateY(-2px)}.navbar-brand h1{background:linear-gradient(to right,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:1.8rem}.navbar-brand svg{color:var(--primary)}.nav-links a{color:var(--text);text-decoration:none;margin-left:2rem;padding:.8rem 1.5rem;border-radius:12px;transition:var(--transition);border:1px solid transparent;display:flex;align-items:center;gap:.5rem}.nav-links a:hover{background:var(--surface-lighter);border-color:var(--primary);transform:translateY(-2px)}.nav-links a svg{stroke-width:1.5px}.weight-form{background:var(--surface);padding:3rem;border-radius:24px;box-shadow:var(--card-shadow);max-width:600px;margin:2rem auto;border:1px solid var(--surface-lighter)}.weight-form h2{margin-bottom:2rem;text-align:center;color:var(--text);font-size:1.8rem}.weight-form input{width:100%;padding:1.2rem;border:2px solid var(--surface-lighter);border-radius:12px;background:var(--background);color:var(--text);font-size:1.2rem;transition:var(--transition)}.weight-form input:focus{border-color:var(--primary);outline:none}.weight-form button{width:100%;padding:1.2rem;background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--text);margin-top:1rem;border:none;border-radius:12px;font-size:1.2rem;font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:var(--button-shadow)}.weight-form button:hover{transform:translateY(-3px);box-shadow:0 6px 20px #8b5cf666}.message{color:#4caf50;text-align:center;margin-top:1rem}.message-container{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-top:1rem;padding:1rem;border-radius:12px;font-weight:500}.success-message{background:rgba(16,185,129,.1);color:var(--success);border:1px solid var(--success)}.error-message{background:rgba(239,68,68,.1);color:var(--error);border:1px solid var(--error)}.message-container svg{stroke-width:2px}.statistics{padding:3rem;background:var(--surface);border-radius:24px;box-shadow:var(--card-shadow);border:1px solid var(--surface-lighter);position:relative;overflow:hidden}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:2rem 0}.today-button-container{width:40px;height:40px;position:relative}.today-button{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--primary)!important;color:var(--text)!important;border:none!important}.today-button:before{content:attr(data-tooltip);position:absolute;bottom:120%;left:50%;transform:translate(-50%) scale(.8);padding:.6rem 1rem;background:var(--surface);color:var(--text);font-size:.85rem;border-radius:8px;white-space:nowrap;opacity:0;visibility:hidden;transition:all .2s ease;border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow);pointer-events:none;z-index:1000}.today-button:hover{background:var(--primary-hover)!important;transform:translateY(-2px);box-shadow:var(--button-shadow)}.today-button:hover:before{opacity:1;visibility:visible;transform:translate(-50%) scale(1);bottom:130%}.today-button:disabled{background:var(--surface-lighter)!important;color:var(--text-secondary)!important;cursor:not-allowed;transform:none!important;box-shadow:none!important}.today-button:disabled:hover{background:var(--surface-lighter)!important;transform:none!important;box-shadow:none!important}.today-button:disabled:before{display:none}.goal-card{cursor:pointer;padding:1.5rem!important}.goal-form{display:flex;flex-direction:column;gap:1rem}.goal-form input{background:var(--background);border:1px solid var(--surface-lighter);padding:.75rem;border-radius:8px;color:var(--text);text-align:center}.goal-form button{background:var(--primary);color:var(--text);border:none;padding:.75rem;border-radius:8px;cursor:pointer;transition:var(--transition)}.goal-form button:hover{background:var(--primary-hover)}.goal-display{transition:var(--transition);justify-items:center}.goal-display:hover{background:var(--surface-lighter);border-radius:12px}.advanced-metrics{margin:2rem 0rem;background:var(--surface);padding:2rem;border-radius:16px;border:1px solid var(--surface-lighter)}.advanced-metrics h3{margin-bottom:1.5rem;color:var(--text);font-size:1.2rem}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}.metric-card{background:var(--background);padding:1.5rem;border-radius:12px;border:1px solid var(--surface-lighter);display:flex;gap:1rem;align-items:flex-start;transition:var(--transition)}.metric-card.clickable{cursor:pointer;position:relative}.metric-card.clickable:before{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translate(-50%);padding:.5rem .8rem;background:var(--surface);color:var(--text);font-size:.8rem;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;transition:var(--transition);border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow);z-index:100}.metric-card.clickable:hover:before{opacity:1;visibility:visible;transform:translate(-50%) translateY(-5px)}.metric-icon{padding:.75rem;background:var(--surface);border-radius:12px;color:var(--primary)}.metric-content{flex:1}.metric-content h4{color:var(--text-secondary);font-size:.9rem;margin-bottom:.5rem}.metric-value{color:var(--text);font-size:1.5rem;font-weight:600;margin-bottom:.25rem}.metric-description{color:var(--text-secondary);font-size:.85rem}.height-form{width:100%;display:flex;flex-direction:column;gap:.5rem;padding:.5rem}.height-form input{width:100%;padding:.75rem;border-radius:8px;border:1px solid var(--surface-lighter);background:var(--background);color:var(--text);text-align:center;font-size:1rem}.height-form button{width:100%;padding:.75rem;border-radius:8px;border:none;background:var(--primary);color:var(--text);cursor:pointer;transition:var(--transition);font-size:.9rem}.height-form button.cancel-button{background:var(--surface-lighter)}.height-form button:hover{background:var(--primary-hover);transform:translateY(-2px)}.height-form button.cancel-button:hover{background:var(--surface)}.share-button{background:var(--surface-lighter);border:none;width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);color:var(--text-secondary)}.share-button:hover{background:var(--primary);color:var(--text);transform:translateY(-2px)}.share-button:before{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translate(-50%);padding:.5rem .8rem;background:var(--surface);color:var(--text);font-size:.8rem;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;transition:var(--transition);border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow)}.share-button:hover:before{opacity:1;visibility:visible;transform:translate(-50%) translateY(-5px)}.share-menu{position:relative}.share-options{position:absolute;right:0;top:100%;margin-top:.5rem;background:var(--surface);border:1px solid var(--surface-lighter);border-radius:8px;padding:.5rem;display:flex;flex-direction:column;gap:.5rem;min-width:120px;box-shadow:var(--card-shadow);z-index:100}.share-options button{background:var(--background);color:var(--text);border:none;padding:.75rem 1rem;border-radius:6px;cursor:pointer;transition:var(--transition);text-align:left;width:100%}.share-options button:hover{background:var(--surface-lighter);transform:translateY(-1px)}.history-header{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:1rem}.history-header h3{margin-bottom:.5rem}.history-header .pagination-controls{align-self:center;margin-bottom:0}.pagination-controls{display:flex;align-items:center;gap:1rem;margin:1rem 0;justify-content:center}.pagination-button{background:var(--surface-lighter);border:none;width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);color:var(--text)}.pagination-button:disabled{opacity:.5;cursor:not-allowed}.pagination-button:not(:disabled):hover{background:var(--primary);transform:translateY(-2px)}.pagination-info{color:var(--text-secondary);font-size:.9rem;min-width:100px;text-align:center}@media (max-width: 768px){.App{padding:1rem}.navbar{padding:1rem;margin-bottom:1rem}.navbar-brand h1{font-size:1.4rem}.nav-links a{margin-left:.5rem;padding:.5rem .8rem}.statistics{padding:1rem}.stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem}.period-controls{flex-wrap:wrap;gap:.75rem}.period-selector{width:100%;order:-1}.chart-type-selector{width:100%;display:none}.weight-entry{padding:1rem;flex-direction:column;gap:1rem;align-items:flex-start}.weight-controls,.edit-controls{width:100%;justify-content:space-between}.edit-controls input{flex:1;margin-right:1rem}.chart-container{min-height:300px;padding:1rem;display:none}.today-button-container{order:-2;width:auto}.today-button{position:relative;padding:0 1rem}.metrics-grid{grid-template-columns:repeat(2,1fr)}.navbar-middle{display:none}}@media (max-width: 480px){.navbar{flex-direction:column;gap:1rem}.navbar-brand{width:100%;justify-content:center}.nav-links{width:100%;display:flex;justify-content:center;gap:1rem}.nav-links a span{display:none}.nav-links a{margin:0;padding:.8rem}.stats-grid{grid-template-columns:1fr}.stat-card{padding:1.5rem}.period-selector span{min-width:120px;font-size:.9rem}.weight-form{padding:1.5rem}.weight-form h2{font-size:1.5rem}.metrics-grid{grid-template-columns:1fr}}.stat-card{background:var(--background);padding:2rem;border-radius:16px;text-align:center;transition:var(--transition);border:1px solid var(--surface-lighter)}.stat-card:hover{transform:translateY(-5px)}.stat-card h3{color:var(--text-secondary);margin-bottom:.5rem}.stat-card p{color:var(--primary);font-size:2rem;font-weight:700}.chart-container{background:var(--background);padding:2rem;border-radius:16px;border:1px solid var(--surface-lighter);margin:2rem 0;min-height:400px}.chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.chart-header h3{color:var(--text);font-size:1.2rem;margin:0}.weight-history{margin-top:2rem}.weight-entry{background:var(--background);margin:1rem 0;padding:1.2rem 1.8rem;border-radius:16px;transition:var(--transition);border:1px solid var(--surface-lighter);display:flex;justify-content:space-between;align-items:center}.weight-entry:hover{transform:translate(5px)}.weight-controls,.edit-controls{display:flex;gap:.5rem;align-items:center}.weight-controls button,.edit-controls button{position:relative;background:var(--surface-lighter);border:none;width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);color:var(--text-secondary)}.weight-controls button:before,.edit-controls button:before{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translate(-50%);padding:.5rem .8rem;background:var(--surface);color:var(--text);font-size:.8rem;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;transition:var(--transition);border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow)}.weight-controls button:hover:before,.edit-controls button:hover:before{opacity:1;visibility:visible;transform:translate(-50%) translateY(-5px)}.weight-controls button svg,.edit-controls button svg{stroke-width:1.5px}.edit-controls input{background:var(--surface);border:1px solid var(--surface-lighter);padding:.5rem;border-radius:8px;color:var(--text);width:100px}.period-controls{position:relative;display:flex;align-items:center;justify-content:center;gap:1.5rem;margin-bottom:2rem;padding:1rem;background:var(--surface);border-radius:16px;border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow)}.period-controls button{background:var(--background);border:1px solid var(--surface-lighter);width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);color:var(--text)}.period-controls button:hover{background:var(--primary);border-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #8b5cf633}.period-selector{display:flex;align-items:center;gap:1rem;background:var(--background);padding:.75rem 1.25rem;border-radius:12px;border:1px solid var(--surface-lighter)}.period-selector select{background:transparent;color:var(--text);border:none;font-size:.95rem;font-weight:500;cursor:pointer;padding:.25rem .5rem;border-radius:6px;transition:var(--transition)}.period-selector select:hover{background:var(--surface-lighter)}.period-selector select:focus{outline:none;background:var(--surface-lighter)}.period-selector span{color:var(--text);font-weight:500;min-width:150px;text-align:center;font-size:.95rem;padding:.25rem 0}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--surface);padding:2rem;border-radius:16px;width:90%;max-width:400px;border:1px solid var(--surface-lighter);box-shadow:var(--card-shadow)}.modal h3{color:var(--text);margin-bottom:1rem;font-size:1.25rem}.modal p{color:var(--text-secondary);margin-bottom:1.5rem}.modal-buttons{display:flex;gap:1rem;justify-content:flex-end}.modal-buttons button{padding:.5rem 1rem;border-radius:8px;border:none;cursor:pointer;font-weight:500;transition:var(--transition)}.confirm-button{background:var(--error);color:#fff}.cancel-button{background:var(--surface-lighter);color:var(--text)}.modal-buttons button:hover{transform:translateY(-2px)}:root{--background: #0f172a;--surface: #1e293b;--surface-lighter: #334155;--primary: #8b5cf6;--primary-hover: #7c3aed;--secondary: #06b6d4;--text: #f1f5f9;--text-secondary: #94a3b8;--error: #ef4444;--success: #10b981;--card-shadow: 0 8px 32px rgba(0, 0, 0, .4);--button-shadow: 0 4px 12px rgba(139, 92, 246, .3);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{min-height:100vh;background-color:var(--background);color:var(--text);font-family:Inter,sans-serif}@media (max-width: 768px){:root{font-size:14px}}*{-webkit-tap-highlight-color:transparent}input,select,button{font-size:16px!important}html{scroll-behavior:smooth}