:root{--bg-dark:#0a0e17;--bg-card:#161c2dbf;--bg-card-hover:#1e273ed9;--glass-border:#ffffff14;--glass-shadow:0 8px 32px 0 #0000005e;--primary-accent:#00f2fe;--primary-gradient:linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--secondary-accent:#ff0844;--secondary-gradient:linear-gradient(135deg, #ff0844 0%, #ffb199 100%);--success-accent:#00e676;--warning-accent:#ffab00;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--transition-fast:all .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-primary);background-image:radial-gradient(at 0 0,#4facfe1f 0,#0000 50%),radial-gradient(at 100% 100%,#ff08441a 0,#0000 50%),radial-gradient(#00f2fe0d 0,#0000 50%);min-height:100vh;overflow-x:hidden}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:var(--radius-md);transition:var(--transition-fast);padding:1.25rem}.glass-panel:hover{border-color:#00f2fe33}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);touch-action:manipulation;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.25rem;font-size:.95rem;font-weight:600;display:inline-flex}.btn-primary{background:var(--primary-gradient);color:#000;box-shadow:0 4px 15px #00f2fe4d}.btn-primary:hover,.btn-primary:active{transform:translateY(-2px);box-shadow:0 6px 20px #00f2fe73}.btn-secondary{color:var(--text-primary);border:1px solid var(--glass-border);background:#ffffff0f}.btn-secondary:hover,.btn-secondary:active{background:#ffffff1f;border-color:#fff3}.btn-danger{background:var(--secondary-gradient);color:#fff;box-shadow:0 4px 15px #ff08444d}.input-field{border:1px solid var(--glass-border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);transition:var(--transition-fast);background:#0a0e1799;outline:none;padding:.75rem 1rem;font-size:1rem}.input-field:focus{border-color:var(--primary-accent);box-shadow:0 0 0 3px #00f2fe26}.app-container{min-height:100vh;padding-bottom:70px;display:flex}@media (width>=768px){.app-container{padding-bottom:0}}.sidebar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-right:1px solid var(--glass-border);background:#0f1524d9;flex-direction:column;gap:2rem;width:260px;padding:1.5rem;display:none}@media (width>=768px){.sidebar{display:flex}}.mobile-nav-bar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--glass-border);z-index:1000;background:#0f1524f2;justify-content:space-around;align-items:center;height:65px;padding:0 .5rem;display:flex;position:fixed;bottom:0;left:0;right:0}@media (width>=768px){.mobile-nav-bar{display:none}}.mobile-nav-item{color:var(--text-muted);cursor:pointer;height:100%;transition:var(--transition-fast);background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;font-size:.7rem;font-weight:600;display:flex}.mobile-nav-item.active{color:var(--primary-accent)}.mobile-nav-item.active-live{color:var(--secondary-accent)}.main-content{flex:1;width:100%;max-width:1400px;margin:0 auto;padding:1rem;overflow-y:auto}@media (width>=768px){.main-content{padding:2rem}}.badge{text-transform:uppercase;letter-spacing:.5px;border-radius:20px;align-items:center;padding:.25rem .6rem;font-size:.75rem;font-weight:700;display:inline-flex}.badge-primary{color:var(--primary-accent);background:#00f2fe26;border:1px solid #00f2fe4d}.badge-warning{color:var(--warning-accent);background:#ffab0026;border:1px solid #ffab004d}.muscle-group{cursor:pointer;transition:fill .3s,filter .3s}.muscle-group.active{filter:drop-shadow(0 0 8px #ff0844);fill:#ff0844!important}.muscle-group.secondary{filter:drop-shadow(0 0 5px #ffab00);fill:#ffab00!important}.rest-timer-overlay{z-index:200;-webkit-backdrop-filter:blur(14px);background:#080c18e0;flex-direction:column;justify-content:center;align-items:center;gap:1.5rem;animation:.25s fade-in-overlay;display:flex;position:fixed;inset:0}@keyframes fade-in-overlay{0%{opacity:0}to{opacity:1}}.rest-timer-ring{--ring-pct:100%;--ring-color:var(--primary-accent);background:conic-gradient(var(--ring-color) var(--ring-pct), #ffffff14 var(--ring-pct));border-radius:50%;justify-content:center;align-items:center;width:220px;height:220px;transition:background .9s linear;display:flex;box-shadow:0 0 40px #00f2fe4d}.rest-timer-ring-inner{background:radial-gradient(circle at 50% 40%,#0f172af2,#0a0e1afa);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:.35rem;width:180px;height:180px;display:flex}.giant-timer-text{letter-spacing:2px;background:var(--primary-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-family:monospace;font-size:2.6rem;font-weight:900}.rest-timer-overlay.alarm-active{background:#28040ce6;animation:1s infinite alternate pulse-alarm}@keyframes pulse-alarm{0%{box-shadow:inset 0 0 40px #ff084440}to{box-shadow:inset 0 0 90px #ff084499}}.session-progress-track{background:#ffffff14;border-radius:999px;width:100%;height:8px;overflow:hidden}.session-progress-fill{background:var(--primary-gradient);border-radius:999px;height:100%;transition:width .4s;box-shadow:0 0 10px #00f2fe80}.live-exercise-page{border:1px solid var(--glass-border);background:#ffffff08;border-radius:12px;flex-direction:column;gap:1.1rem;padding:1rem;display:flex}.live-exercise-nav{justify-content:space-between;align-items:center;gap:.75rem;display:flex}.live-exercise-nav-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;font-size:.8rem;font-weight:700}.live-exercise-nav .stepper-btn{width:44px;height:44px;min-height:44px}.live-exercise-nav .stepper-btn:disabled{opacity:.35}.live-exercise-title{background:var(--primary-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.35rem;font-size:1.4rem;font-weight:900}.stepper{align-items:center;gap:.3rem;min-width:0;display:flex}.stepper-btn{border:1px solid var(--glass-border);width:28px;height:28px;min-height:28px;color:var(--text-primary);touch-action:manipulation;background:#ffffff0d;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:1.05rem;font-weight:800;line-height:1;display:flex}.stepper-btn:active{background:var(--primary-accent);color:#061018}.stepper-input{text-align:center;flex:1;min-width:0;padding:.4rem .2rem;font-weight:700}.live-set-table{flex-direction:column;gap:.4rem;display:flex}.live-set-header{align-items:center;gap:.5rem;padding:0 .6rem;display:grid}.live-set-header span{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);text-align:center;font-size:.68rem;font-weight:700}.live-set-header span:first-child{text-align:left}.live-set-row-wrap{transition:var(--transition-fast);border-radius:10px;padding:.55rem .6rem}.live-set-row{align-items:center;gap:.5rem;display:grid}.live-set-number{font-size:.85rem;font-weight:800}.live-metric-input{text-align:center;width:100%;padding:.5rem .2rem;font-weight:700}.live-set-check{border:1px solid var(--glass-border);width:32px;height:32px;color:var(--text-secondary);touch-action:manipulation;background:#ffffff0d;border-radius:8px;justify-content:center;justify-self:center;align-items:center;display:flex}.live-set-check.is-done{background:var(--primary-gradient);color:#061018;border-color:#0000}.live-set-hint{color:var(--text-muted);padding:.2rem .6rem 0;font-size:.7rem}.btn-thumb{touch-action:manipulation;border-radius:10px;min-width:90px;min-height:48px;font-size:.95rem;font-weight:700}.num-keypad-input{min-height:48px;font-size:1.15rem!important}@media (width<=480px){.glass-panel{border-radius:12px;padding:.9rem}.main-content{padding:.75rem}.giant-timer-text{font-size:1.75rem}.btn{padding:.65rem 1rem}}