@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap";:root{--font-family:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--bg-primary:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--text-primary:#111827;--text-secondary:#4b5563;--text-tertiary:#9ca3af;--accent-blue:#2563eb;--accent-blue-hover:#1d4ed8;--accent-blue-glow:#2563eb26;--accent-orange:#f97316;--accent-orange-glow:#f9731626;--accent-red:#ef4444;--accent-red-glow:#ef444426;--accent-green:#10b981;--accent-green-glow:#10b98126;--accent-yellow:#f59e0b;--accent-yellow-glow:#f59e0b26;--glass-bg:#ffffffb3;--glass-bg-hover:#fffffff2;--glass-border:#11182714;--glass-border-focus:#11182726;--glass-shadow:#1118270a;--border-radius-sm:12px;--border-radius-md:20px;--border-radius-lg:28px;--border-radius-xl:36px;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.3s cubic-bezier(.4, 0, .2, 1);--transition-slow:.5s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;font-family:var(--font-family);-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body{height:100%;margin:0;padding:0;overflow:hidden}body{background-color:var(--bg-primary);color:var(--text-primary);background-image:radial-gradient(at 10% 20%,#2563eb0d 0,#0000 50%),radial-gradient(at 90% 80%,#f973160a 0,#0000 50%),linear-gradient(135deg,#fff 0%,#f9fafb 100%);background-attachment:fixed;min-height:100%;position:relative}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);box-shadow:0 8px 32px 0 var(--glass-shadow);border-radius:var(--border-radius-md);transition:transform var(--transition-normal), 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var(--accent-blue-glow);transform:translateY(-2px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--glass-bg);color:var(--text-primary);border:1px solid var(--glass-border);border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-normal);justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:15px;font-weight:500;display:inline-flex}.btn-secondary:hover{background:var(--glass-bg-hover);border-color:var(--glass-border-focus)}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulseGlow{0%,to{box-shadow:0 0 10px #2563eb1a}50%{box-shadow:0 0 25px #2563eb4d}}.animate-slide-up{animation:.4s cubic-bezier(.16,1,.3,1) forwards slideUp}.animate-fade-in{animation:.3s ease-in-out forwards fadeIn}.app-container{background-color:#fff;border-left:1px solid #0000000d;border-right:1px solid #0000000d;flex-direction:column;max-width:480px;height:100dvh;margin:0 auto;display:flex;position:relative;overflow:hidden;box-shadow:0 10px 50px #00000014}@media (width>=481px){body{box-sizing:border-box;justify-content:center;align-items:center;min-height:100dvh;padding:12px 0;display:flex}.app-container{border:6px solid #111827;border-radius:36px;width:100%;max-width:460px;height:94dvh;min-height:560px;max-height:860px;overflow:hidden;box-shadow:0 20px 60px #00000038}}.app-content{flex-direction:column;flex:1;gap:20px;padding:24px 20px 100px;display:flex;overflow-y:auto}.bottom-nav{-webkit-backdrop-filter:blur(24px);z-index:100;background:#ffffffd9;border-top:1px solid #0000000f;justify-content:space-around;align-items:center;width:100%;height:80px;padding:0 10px;display:flex;position:absolute;bottom:0;left:0}.weight-display-container{cursor:pointer;background:#00000005;border:1px solid #0000000a;border-radius:16px;padding:10px 20px;transition:transform .25s cubic-bezier(.175,.885,.32,1.275),filter .25s}.weight-display-container:hover{filter:drop-shadow(0 6px 16px var(--accent-orange-glow));background:#00000008;transform:scale(1.06)}.weight-display-container.target:hover{filter:drop-shadow(0 6px 16px var(--accent-green-glow))}.ruler-input{-webkit-appearance:none;background:0 0;width:100%;padding:10px 0}.ruler-input:focus{outline:none}.ruler-input::-webkit-slider-runnable-track{cursor:pointer;background:var(--bg-tertiary);border-radius:3px;width:100%;height:6px;transition:background .2s}.ruler-input:hover::-webkit-slider-runnable-track{background:#e5e7eb}.ruler-input::-webkit-slider-thumb{background:var(--accent-orange);cursor:pointer;-webkit-appearance:none;border-radius:50%;width:20px;height:20px;margin-top:-7px;transition:transform .15s,background-color .15s;box-shadow:0 3px 8px #f9731659}.ruler-input::-webkit-slider-thumb:hover{transform:scale(1.25);box-shadow:0 4px 12px #f9731680}.ruler-input.target-slider::-webkit-slider-thumb{background:var(--accent-green)!important;box-shadow:0 3px 8px #10b98159!important}.ruler-input.target-slider::-webkit-slider-thumb:hover{transform:scale(1.25);box-shadow:0 4px 12px #10b98180!important}.nav-item{color:var(--text-tertiary);cursor:pointer;transition:all var(--transition-normal);background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;font-size:11px;font-weight:500;display:flex}.nav-item.active{color:var(--accent-blue)}.nav-item svg{width:24px;height:24px;transition:transform var(--transition-normal)}.nav-item:hover svg{transform:translateY(-2px)}.nav-item.active svg{stroke:var(--accent-blue);transform:scale(1.1)}.fab-button{background:var(--accent-blue);color:#fff;width:56px;height:56px;box-shadow:0 6px 20px var(--accent-blue-glow);cursor:pointer;transition:all 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