@property --progress{syntax:'<angle>';inherits:false;initial-value:0deg}
:root{
  --bg:#f7f7f5;
  --surface:#ffffff;
  --surface-2:#f0f0ed;
  --text:#151515;
  --muted:#7a7a75;
  --line:#e8e8e2;
  --orange:#f97316;
  --orange-strong:#ea580c;
  --orange-soft:#fff1e6;
  --danger:#c62828;
  --shadow:0 12px 30px rgba(20,20,20,.05);
  --radius:22px;
  --radius-sm:15px;
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:focus-visible,input:focus-visible,select:focus-visible{
  outline:3px solid rgba(249,115,22,.18);
  outline-offset:2px;
}
#app{max-width:760px;margin:0 auto;min-height:100vh;padding-bottom:110px}
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 18px 12px;
  background:rgba(247,247,245,.92);
  backdrop-filter:blur(18px);
}
.topbar h1,.section-head h2{margin:2px 0 0;font-size:29px;line-height:1.05;letter-spacing:-.04em}
.eyebrow{margin:0;color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.12em}
.page{padding:8px 16px 24px}
.view{display:none}.view.active{display:block}
.hero-card,.card,.chart-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.hero-card{padding:20px}
.hero-head{display:flex;justify-content:space-between;gap:18px;align-items:center}
.hero-head h2{font-size:24px;margin:8px 0 5px;letter-spacing:-.035em}
.pill{
  display:inline-flex;padding:6px 9px;border-radius:999px;background:var(--orange-soft);
  color:var(--orange-strong);font-size:11px;font-weight:900;letter-spacing:.05em
}
.muted{color:var(--muted)}.tiny{font-size:12px}
.hero-card p{margin:0}
.ring{
  --progress:0deg;
  width:74px;height:74px;border-radius:50%;
  background:conic-gradient(var(--orange) var(--progress),#efefec 0);
  display:grid;place-items:center;position:relative;flex:0 0 auto
}
.ring::after{content:"";position:absolute;width:58px;height:58px;border-radius:50%;background:var(--surface)}
.ring span{position:relative;z-index:1;font-size:14px;font-weight:900}
.primary-btn,.secondary-btn,.ghost-btn,.danger-btn,.text-btn{
  border:0;border-radius:14px;min-height:44px;padding:11px 14px;font-weight:800;
}
.primary-btn{background:var(--orange);color:white}
.primary-btn:hover{background:var(--orange-strong)}
.secondary-btn{background:var(--surface-2);color:var(--text)}
.ghost-btn{background:transparent;border:1px solid var(--line);color:var(--text)}
.danger-btn{background:#fff0f0;color:var(--danger)}
.text-btn{background:transparent;color:var(--orange);padding:4px;min-height:auto}
.full{width:100%}.compact{min-height:40px;padding:9px 12px}.center{text-align:center}
.hero-card .primary-btn{margin-top:18px}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:14px;min-width:0
}
.stat-card span{display:block;font-size:11px;margin-bottom:7px}
.stat-card strong{font-size:18px;letter-spacing:-.025em;overflow-wrap:anywhere}
.section{margin-top:24px}
.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}
.section-head h3{margin:0;font-size:15px;letter-spacing:-.015em}
.section-head.tight{margin-bottom:12px}
.list{display:grid;gap:8px}
.list-item{
  background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:14px 15px;
  display:flex;align-items:center;justify-content:space-between;gap:12px
}
.list-item.clickable{cursor:pointer}
.list-item h4{margin:0 0 3px;font-size:15px}
.list-item p{margin:0;font-size:12px;color:var(--muted)}
.list-item .right{text-align:right;flex:0 0 auto}
.list-item .right strong{display:block;font-size:14px}
.orange{color:var(--orange)!important}
.empty{
  border:1px dashed var(--line);border-radius:18px;padding:24px;text-align:center;color:var(--muted);font-size:13px
}
.muscle-bars{display:grid;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:16px}
.muscle-row{display:grid;grid-template-columns:92px 1fr 56px;gap:10px;align-items:center;font-size:12px}
.muscle-track{height:8px;background:#efefec;border-radius:999px;overflow:hidden}
.muscle-fill{height:100%;background:var(--orange);border-radius:999px}
.muscle-row .value{text-align:right;color:var(--muted)}
.workout-summary{
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0
}
.workout-summary>div{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:13px
}
.workout-summary span{display:block;font-size:11px}.workout-summary strong{display:block;margin-top:4px;font-size:16px}
.exercise-stack{display:grid;gap:10px}
.exercise-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:16px}
.exercise-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.exercise-card h3{font-size:17px;margin:0 0 3px}
.exercise-card .last{font-size:12px;color:var(--muted)}
.exercise-actions{display:flex;gap:6px}
.icon-btn{border:1px solid var(--line);background:transparent;border-radius:11px;width:38px;height:38px}
.set-grid-head,.set-row{
  display:grid;grid-template-columns:38px minmax(0,1fr) minmax(0,1fr) 58px 52px;gap:8px;align-items:center
}
.set-grid-head{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:14px 0 7px}
.set-row{margin-bottom:7px}
.set-number{text-align:center;font-weight:800;font-size:12px}
.set-row input{
  width:100%;min-width:0;padding:11px 9px;border:1px solid var(--line);border-radius:12px;background:#fafaf8;font-size:16px
}
.set-complete{
  border:1px solid var(--line);border-radius:12px;background:white;height:42px;font-weight:900;color:#aaa
}
.set-complete.done{background:var(--orange);color:white;border-color:var(--orange)}
.mini-btn{margin-top:6px;border:0;background:var(--orange-soft);color:var(--orange-strong);padding:9px 11px;border-radius:11px;font-weight:800}
.tabs{display:flex;gap:5px;background:#ecece8;padding:4px;border-radius:15px;margin:8px 0 14px;overflow:auto}
.tab{border:0;background:transparent;padding:10px 12px;border-radius:11px;color:#6f6f6b;font-size:12px;font-weight:800;white-space:nowrap}
.tab.active{background:var(--surface);color:var(--text);box-shadow:0 1px 3px rgba(0,0,0,.06)}
.progress-panel{display:none}.progress-panel.active{display:block}
.field{display:grid;gap:7px;margin-bottom:12px}
.field span{font-size:12px;color:var(--muted);font-weight:700}
.field input,.field select{
  width:100%;border:1px solid var(--line);background:var(--surface);color:var(--text);
  border-radius:14px;padding:13px 12px;font-size:16px
}
.chart-card{padding:16px;margin-bottom:10px}
.chart{display:block;width:100%;height:auto}
.form-grid{padding:16px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.button-stack{padding:12px;display:grid;gap:8px}
.file-btn{position:relative;display:block}.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.photo-card{position:relative;aspect-ratio:1;border-radius:16px;overflow:hidden;background:#ecece8;border:1px solid var(--line)}
.photo-card img{width:100%;height:100%;object-fit:cover;display:block}
.photo-card button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:999px;background:rgba(255,255,255,.92)}
.bottom-nav{
  position:fixed;left:50%;transform:translateX(-50%);bottom:0;z-index:30;
  width:min(760px,100%);display:grid;grid-template-columns:repeat(5,1fr);gap:2px;
  padding:8px 10px calc(8px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.94);border-top:1px solid var(--line);backdrop-filter:blur(20px)
}
.nav-item{border:0;background:transparent;min-height:56px;border-radius:15px;color:#8a8a85;display:grid;place-items:center;gap:1px}
.nav-item span{font-size:20px;line-height:1}.nav-item small{font-size:10px;font-weight:700}
.nav-item.active{color:var(--orange)}
.nav-main{background:var(--orange-soft);color:var(--orange-strong)}
.modal-backdrop{
  position:fixed;inset:0;z-index:60;background:rgba(20,20,20,.32);display:flex;align-items:flex-end;justify-content:center;padding:14px
}
.modal{
  width:min(720px,100%);max-height:88vh;overflow:auto;background:var(--surface);border-radius:26px;padding:18px;
  box-shadow:0 22px 70px rgba(0,0,0,.22)
}
.modal h2{margin:0 0 14px;font-size:22px}.modal-actions{display:flex;gap:8px;margin-top:16px}
.hidden{display:none!important}
.rest-timer{
  position:fixed;left:50%;transform:translateX(-50%);bottom:92px;z-index:50;
  width:min(680px,calc(100% - 28px));background:#191919;color:white;border-radius:18px;
  padding:12px 14px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 18px 50px rgba(0,0,0,.2)
}
.rest-timer span{display:block;color:#bcbcbc;font-size:11px}.rest-timer strong{font-size:19px}
.rest-timer button{border:0;background:var(--orange);color:white;border-radius:11px;padding:9px 12px;font-weight:800}
.toast{
  position:fixed;left:50%;transform:translateX(-50%);top:18px;z-index:80;
  width:min(520px,calc(100% - 28px));background:#1c1c1c;color:white;border-radius:14px;padding:12px 14px;
  text-align:center;font-size:13px;box-shadow:0 14px 50px rgba(0,0,0,.2)
}
@media(max-width:540px){
  .stats-grid{grid-template-columns:1fr 1fr}.stats-grid .stat-card:last-child{grid-column:1/-1}
  .muscle-row{grid-template-columns:78px 1fr 50px}
  .topbar h1,.section-head h2{font-size:26px}
}
@media(max-width:380px){
  .page{padding-left:12px;padding-right:12px}.topbar{padding-left:14px;padding-right:14px}
  .hero-card{padding:16px}.ring{width:64px;height:64px}.ring::after{width:50px;height:50px}
  .nav-item small{font-size:9px}.set-grid-head,.set-row{grid-template-columns:30px minmax(0,1fr) minmax(0,1fr) 52px 44px}
}

.header-actions{display:flex;gap:7px;align-items:center}.progress-stats{margin:0 0 10px}


/* ===== Motion system ===== */
@keyframes viewIn{
  from{opacity:0;transform:translateY(10px) scale(.995)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes cardIn{
  from{opacity:0;transform:translateY(14px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes modalBackdropIn{
  from{background:rgba(20,20,20,0)}
  to{background:rgba(20,20,20,.32)}
}
@keyframes modalIn{
  from{opacity:0;transform:translateY(28px) scale(.98)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes toastIn{
  0%{opacity:0;transform:translate(-50%,-12px) scale(.96)}
  100%{opacity:1;transform:translate(-50%,0) scale(1)}
}
@keyframes restIn{
  from{opacity:0;transform:translate(-50%,14px) scale(.97)}
  to{opacity:1;transform:translate(-50%,0) scale(1)}
}
@keyframes restPulse{
  0%,100%{box-shadow:0 18px 50px rgba(0,0,0,.20)}
  50%{box-shadow:0 18px 55px rgba(249,115,22,.18)}
}
@keyframes setDone{
  0%{transform:scale(.84)}
  55%{transform:scale(1.12)}
  100%{transform:scale(1)}
}
@keyframes barGrow{
  from{transform:scaleX(0)}
  to{transform:scaleX(1)}
}
@keyframes ringPop{
  0%{transform:scale(.92);opacity:.7}
  100%{transform:scale(1);opacity:1}
}
@keyframes navPop{
  0%{transform:translateY(2px) scale(.92)}
  100%{transform:translateY(0) scale(1)}
}
@keyframes softPulse{
  0%,100%{transform:scale(1)}
  50%{transform:scale(1.03)}
}
@keyframes chartDraw{
  from{stroke-dashoffset:1200}
  to{stroke-dashoffset:0}
}
@keyframes pointIn{
  from{opacity:0;transform:scale(.3);transform-origin:center}
  to{opacity:1;transform:scale(1)}
}

.view.active{animation:viewIn .42s cubic-bezier(.22,.75,.25,1)}
.hero-card,.stat-card,.list-item,.chart-card,.muscle-bars,.exercise-card{
  transition:transform .28s cubic-bezier(.22,.75,.25,1),border-color .25s ease,background-color .25s ease,box-shadow .28s ease;
}
@media (hover:hover) and (pointer:fine){
  .hero-card:hover,.stat-card:hover,.chart-card:hover,.exercise-card:hover,.list-item.clickable:hover{
    transform:translateY(-2px);
    box-shadow:0 16px 34px rgba(20,20,20,.075);
  }
}
.primary-btn,.secondary-btn,.ghost-btn,.danger-btn,.text-btn,.icon-btn,.mini-btn,.nav-item,.set-complete,.tab{
  transition:transform .18s cubic-bezier(.2,.8,.2,1),background-color .22s ease,color .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.primary-btn:active,.secondary-btn:active,.ghost-btn:active,.danger-btn:active,.icon-btn:active,.mini-btn:active,.tab:active{
  transform:scale(.965)
}
.primary-btn{
  box-shadow:0 8px 18px rgba(249,115,22,.16)
}
.primary-btn:active{box-shadow:0 4px 10px rgba(249,115,22,.12)}
.nav-item.active span{animation:navPop .3s cubic-bezier(.2,.9,.2,1)}
.nav-item.active{
  background:linear-gradient(180deg,rgba(249,115,22,.08),rgba(249,115,22,0));
}
.nav-main.active{background:var(--orange-soft)}
.set-complete.done{animation:setDone .34s cubic-bezier(.2,.9,.2,1)}
.muscle-fill{
  transform-origin:left center;
  animation:barGrow .7s cubic-bezier(.2,.8,.2,1) both;
}
.ring{
  transition:--progress .7s cubic-bezier(.2,.8,.2,1);
  animation:ringPop .45s cubic-bezier(.2,.8,.2,1);
}
.modal-backdrop:not(.hidden){animation:modalBackdropIn .22s ease-out}
.modal-backdrop:not(.hidden) .modal{animation:modalIn .34s cubic-bezier(.22,.8,.22,1)}
.toast:not(.hidden){animation:toastIn .3s cubic-bezier(.2,.85,.2,1)}
.rest-timer:not(.hidden){
  animation:restIn .34s cubic-bezier(.2,.85,.2,1),restPulse 2s ease-in-out .34s infinite;
}
.photo-card img{transition:transform .4s cubic-bezier(.2,.8,.2,1),filter .3s ease}
@media (hover:hover) and (pointer:fine){.photo-card:hover img{transform:scale(1.035)}}
.chart .chart-line{
  stroke-dasharray:1200;
  stroke-dashoffset:1200;
  animation:chartDraw 1s cubic-bezier(.2,.8,.2,1) forwards;
}
.chart .chart-point{
  opacity:0;
  animation:pointIn .35s cubic-bezier(.2,.9,.2,1) forwards;
}
.motion-item{
  opacity:0;
  animation:cardIn .46s cubic-bezier(.22,.75,.25,1) forwards;
}
.workout-summary>div{
  transition:transform .25s cubic-bezier(.22,.75,.25,1),background-color .25s ease;
}
.workout-summary>div.metric-bump{animation:softPulse .35s ease}
input,select{
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease,transform .18s ease;
}
input:focus,select:focus{transform:translateY(-1px)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
}