:root{--ink:#232629;--muted:#85898d;--line:#e7e9ea;--canvas:#eef0f2;--paper:#fff;--green:#7bea85;--green-deep:#1d7a42;--lav:#b9a8ff;--yellow:#ffd76a;--red:#ff6d6d;--radius:28px;--shadow:0 22px 55px rgba(24,28,31,.11)}
*{box-sizing:border-box}html{font-family:"DM Sans",system-ui,sans-serif;background:var(--canvas);color:var(--ink)}body{margin:0;min-height:100vh}button,input{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:grid;grid-template-columns:310px minmax(0,1fr)}.desktop-rail{position:sticky;top:0;height:100vh;padding:38px 32px;background:var(--ink);color:#fff;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;font-weight:700;letter-spacing:.12em}.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--green);color:var(--ink);display:grid;place-items:center;font-weight:800}.rail-copy{margin:82px 0 45px}.rail-copy>span{font-size:.72rem;letter-spacing:.18em;color:var(--green);font-weight:700}.rail-copy h1{font-size:2.35rem;line-height:1.02;letter-spacing:-.06em;margin:16px 0}.rail-copy p{color:#aeb2b5;line-height:1.55}.desktop-rail nav{display:grid;gap:8px}.nav-link{display:flex;align-items:center;gap:12px;padding:13px 15px;border-radius:15px;color:#aeb2b5;text-decoration:none;font-size:.92rem}.nav-link.active,.nav-link:hover{background:#34383c;color:#fff}.nav-icon{font-size:1.1rem}.sync-card{margin-top:auto;background:#303438;border:1px solid #404448;border-radius:17px;padding:14px;display:flex;align-items:center;gap:12px}.sync-card small{display:block;color:#989da1;margin-top:3px}.pulse-dot{width:11px;height:11px;background:var(--green);border-radius:50%;box-shadow:0 0 0 6px rgba(123,234,133,.12)}
main{min-width:0;padding:34px 4vw 55px}.page{max-width:1060px;margin:0 auto;animation:enter .35s ease}.page.narrow{max-width:720px}@keyframes enter{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}.eyebrow{margin:0 0 7px;color:var(--muted);font-size:.82rem}.topbar h2,.headline{font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.055em;line-height:1.05;margin:0}.avatar{width:48px;height:48px;border-radius:16px;background:linear-gradient(145deg,var(--green),#d6ffda);display:grid;place-items:center;font-weight:700}.icon-btn{border:0;background:var(--paper);width:46px;height:46px;border-radius:15px;box-shadow:0 6px 20px rgba(20,23,25,.06);font-size:1.15rem}.card{background:var(--paper);border:1px solid rgba(35,38,41,.06);border-radius:var(--radius);box-shadow:0 10px 30px rgba(27,32,36,.045)}.hero-card{padding:28px;display:grid;grid-template-columns:1.4fr .8fr;gap:26px;background:linear-gradient(135deg,#fff 30%,#eef0f2)}.tag,.chip{display:inline-flex;border-radius:999px;padding:7px 11px;font-size:.76rem;font-weight:600}.tag{background:var(--green)}.hero-card h3{font-size:2.1rem;letter-spacing:-.05em;margin:13px 0 8px}.meta{display:flex;gap:18px;color:var(--muted);font-size:.85rem}.progress-ring{width:125px;height:125px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--green) 72%,#dfe2e4 0);position:relative;margin:auto}.progress-ring:after{content:"";position:absolute;width:91px;height:91px;background:#f3f5f5;border-radius:50%}.progress-ring strong{z-index:1;font-size:1.5rem}.btn{border:0;border-radius:17px;padding:15px 20px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:10px;transition:.2s}.btn:hover{transform:translateY(-2px)}.btn-dark{background:var(--ink);color:#fff}.btn-green{background:var(--green);color:var(--ink)}.btn-block{width:100%}.hero-card .btn{margin-top:26px}.section-head{display:flex;justify-content:space-between;align-items:end;margin:34px 0 16px}.section-head h3{margin:0;font-size:1.35rem}.section-head span{color:var(--muted);font-size:.85rem}.workout-list{display:grid;gap:12px}.workout-row{display:grid;grid-template-columns:64px 1fr auto;align-items:center;padding:10px 14px 10px 10px}.exercise-thumb{width:54px;height:54px;border-radius:17px;background:#f0f1f2;display:grid;place-items:center;font-size:1.5rem}.workout-row h4{margin:0 0 5px;font-size:1rem}.workout-row p{margin:0;color:var(--muted);font-size:.8rem}.chip.green{background:#c8f9cd}.chip.yellow{background:#ffedb5}.chip.lav{background:#e3dcff}
.onboard{min-height:calc(100vh - 90px);display:grid;grid-template-columns:1fr 1fr;gap:28px}.onboard-copy{padding:54px;display:flex;flex-direction:column;justify-content:center}.onboard-copy .step{color:var(--green-deep);font-size:.8rem;font-weight:700;letter-spacing:.12em}.onboard-copy h2{font-size:clamp(2.4rem,5vw,4.7rem);line-height:.95;letter-spacing:-.07em;margin:22px 0}.onboard-copy p{font-size:1.05rem;color:var(--muted);max-width:520px;line-height:1.6}.goal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:28px 0}.goal{border:1.5px solid var(--line);background:#fff;border-radius:18px;padding:17px 10px;text-align:center}.goal.selected{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);background:#f7fff8}.goal span{display:block;font-size:1.6rem;margin-bottom:8px}.visual-panel{overflow:hidden;position:relative;min-height:630px}.visual-panel img,.workout-photo img{width:100%;height:100%;object-fit:cover}.visual-overlay{position:absolute;inset:auto 24px 24px;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);padding:22px;border-radius:22px}.visual-overlay strong{font-size:1.4rem}.auth-wrap{min-height:calc(100vh - 90px);display:grid;place-items:center}.auth-card{width:min(100%,480px);padding:44px}.auth-card h2{font-size:2.3rem;letter-spacing:-.05em;margin:25px 0 10px}.auth-card>p{color:var(--muted);line-height:1.5}.social-btn{width:100%;padding:15px;border:1px solid var(--line);background:#fff;border-radius:16px;margin-top:12px;font-weight:600}.divider{display:flex;align-items:center;gap:12px;color:#aaa;margin:22px 0;font-size:.8rem}.divider:before,.divider:after{content:"";height:1px;background:var(--line);flex:1}.field{display:grid;gap:7px;margin:15px 0}.field label{font-size:.82rem;font-weight:600}.field input{border:1px solid var(--line);border-radius:14px;padding:14px 15px;outline:none}.field input:focus{border-color:var(--ink)}
.plan-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.workout-photo{height:500px;overflow:hidden;position:relative}.photo-caption{position:absolute;left:20px;right:20px;bottom:20px;background:rgba(35,38,41,.86);color:#fff;padding:18px;border-radius:20px;display:flex;justify-content:space-between}.routine{padding:24px}.routine h3{margin-top:0}.exercise-step{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px;padding:15px 0;border-bottom:1px solid var(--line)}.step-no{width:31px;height:31px;border-radius:10px;background:#f0f2f3;display:grid;place-items:center;font-size:.8rem;font-weight:700}.exercise-step.active .step-no{background:var(--green)}.exercise-step strong,.exercise-step small{display:block}.exercise-step small{color:var(--muted);margin-top:3px}.logger{display:grid;grid-template-columns:1fr .8fr;gap:20px}.log-main{padding:30px}.log-title{display:flex;justify-content:space-between;align-items:start}.set-counter{background:#f3f4f5;border-radius:12px;padding:8px 11px;font-size:.8rem}.metric-inputs{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:15px;margin:40px 0}.metric-box{text-align:center}.metric-box label{display:block;color:var(--muted);font-size:.82rem;margin-bottom:10px}.metric-box input{width:100%;border:0;border-bottom:2px solid var(--line);text-align:center;font-size:3.5rem;font-weight:600;padding:8px;background:transparent;outline:none}.metric-box input:focus{border-color:var(--green-deep)}.multiply{font-size:1.5rem;padding-bottom:20px;color:var(--muted)}.previous{background:#f6f7f8;border-radius:15px;padding:14px;margin-bottom:24px;color:var(--muted);font-size:.86rem}.timer-card{padding:28px;display:flex;flex-direction:column;justify-content:center;text-align:center}.timer-ring{width:210px;height:210px;border-radius:50%;display:grid;place-items:center;margin:25px auto;background:conic-gradient(var(--lav) var(--timer-progress,100%),#edf0f1 0);position:relative}.timer-ring:after{content:"";position:absolute;width:170px;height:170px;background:#fff;border-radius:50%}.timer-value{z-index:1;font-size:3rem;font-weight:600;letter-spacing:-.05em}.timer-card p{color:var(--muted)}
.reward{text-align:center;padding:48px;overflow:hidden;position:relative}.reward:before{content:"";position:absolute;width:260px;height:260px;background:var(--green);filter:blur(80px);opacity:.23;top:-130px;left:calc(50% - 130px)}.trophy{font-size:5rem;position:relative}.reward h2{font-size:3rem;letter-spacing:-.06em;margin:14px 0}.pr-number{font-size:5rem;letter-spacing:-.08em;font-weight:700;margin:26px 0 4px}.reward p{color:var(--muted)}.reward-actions{display:flex;justify-content:center;gap:10px;margin-top:30px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}.stat-card{padding:23px}.stat-card .stat-icon{font-size:1.4rem}.stat-card strong{display:block;font-size:2rem;margin:14px 0 3px;letter-spacing:-.05em}.stat-card small{color:var(--muted)}.chart-card{padding:28px;margin-top:18px}.chart{height:245px;display:flex;align-items:end;gap:clamp(9px,3vw,34px);border-bottom:1px solid var(--line);padding:20px 12px 0}.bar-wrap{flex:1;text-align:center;color:var(--muted);font-size:.72rem}.bar{height:var(--h);background:var(--lav);border-radius:10px 10px 3px 3px;margin-bottom:10px;min-width:16px}.bar.best{background:var(--green);position:relative}.bar.best:before{content:"190 kcal";position:absolute;top:-29px;left:50%;transform:translateX(-50%);white-space:nowrap;background:var(--green);color:var(--ink);padding:5px 8px;border-radius:10px;font-weight:600}.bottom-nav{display:none}.empty-note{color:var(--muted);font-size:.85rem}.offline-banner{display:none}
#toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);background:var(--ink);color:#fff;padding:13px 18px;border-radius:14px;opacity:0;pointer-events:none;transition:.25s;z-index:30}#toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.app-shell{display:block}.desktop-rail{display:none}main{padding:24px 20px 100px}.onboard{grid-template-columns:1fr}.visual-panel{min-height:420px;order:-1}.onboard-copy{padding:32px}.plan-grid,.logger{grid-template-columns:1fr}.workout-photo{height:420px}.bottom-nav{position:fixed;display:flex;left:14px;right:14px;bottom:12px;background:rgba(35,38,41,.94);backdrop-filter:blur(12px);border-radius:20px;padding:8px;justify-content:space-around;z-index:20;box-shadow:0 12px 35px rgba(0,0,0,.2)}.bottom-nav a{color:#aeb2b5;text-decoration:none;padding:9px 14px;border-radius:13px;font-size:.75rem;text-align:center}.bottom-nav a span{display:block;font-size:1rem;margin-bottom:3px}.bottom-nav a.active{color:var(--ink);background:var(--green)}}
@media(max-width:560px){main{padding:18px 14px 95px}.topbar{margin-bottom:22px}.hero-card{grid-template-columns:1fr;padding:21px}.progress-ring{width:100px;height:100px}.progress-ring:after{width:74px;height:74px}.hero-card h3{font-size:1.7rem}.goal-grid{grid-template-columns:1fr}.visual-panel{min-height:330px}.onboard-copy{padding:26px 22px}.onboard-copy h2{font-size:2.8rem}.auth-card{padding:28px}.workout-photo{height:370px}.metric-box input{font-size:2.6rem}.timer-ring{width:180px;height:180px}.timer-ring:after{width:145px;height:145px}.reward{padding:35px 20px}.reward h2{font-size:2.3rem}.pr-number{font-size:3.8rem}.stat-grid{grid-template-columns:1fr 1fr}.stat-card:last-child{grid-column:1/-1}.chart-card{padding:20px 12px}.bottom-nav a{padding:8px 10px}.offline-banner{display:block;margin-bottom:15px;padding:10px 13px;background:#e5fbe8;color:var(--green-deep);border-radius:12px;font-size:.75rem;font-weight:600}}
.bar-wrap{height:100%;display:flex;flex-direction:column;justify-content:flex-end}

/* Image-rich exercise cards */
.workout-list .workout-row:nth-child(1) .exercise-thumb{background-image:url('assets/deadlift.png')}
.workout-list .workout-row:nth-child(2) .exercise-thumb{background-image:url('assets/split-squat.png')}
.workout-list .workout-row:nth-child(3) .exercise-thumb{background-image:url('assets/box-jump.png')}
.exercise-thumb{background-size:cover;background-position:center;color:transparent;overflow:hidden;border:2px solid #fff;box-shadow:0 5px 14px rgba(25,30,33,.12)}
.reward{background-image:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 48%,rgba(255,255,255,.2) 100%),url('assets/pr-celebration.png');background-size:cover;background-position:center right}
.reward>*{position:relative;z-index:1}.reward .stat-grid{max-width:640px;margin-left:auto;margin-right:auto}.reward .stat-card{background:rgba(255,255,255,.9);backdrop-filter:blur(10px)}

/* Mobile-first hardening */
img{display:block;max-width:100%}main,.page,.card,.onboard-copy,.routine,.log-main,.timer-card{min-width:0}.btn,.goal,.social-btn,.icon-btn{min-height:44px;touch-action:manipulation}.meta{flex-wrap:wrap}.workout-row>div:nth-child(2){min-width:0}.workout-row h4,.workout-row p{overflow-wrap:anywhere}
@media(max-width:560px){body{overflow-x:hidden}.topbar{align-items:flex-start;gap:12px}.topbar h2{font-size:clamp(1.65rem,8vw,2.1rem);overflow-wrap:anywhere}.avatar,.icon-btn{flex:0 0 auto}.onboard{min-height:auto;gap:14px}.visual-panel{border-radius:22px}.visual-overlay{inset:auto 14px 14px;padding:16px}.onboard-copy p{font-size:1rem}.goal-grid{gap:8px;margin:20px 0}.goal{display:flex;align-items:center;justify-content:flex-start;gap:13px;padding:13px 16px;text-align:left}.goal span{margin:0}.hero-card .meta{gap:9px 14px;line-height:1.4}.workout-row{grid-template-columns:58px minmax(0,1fr);gap:8px;padding-right:11px}.workout-row>.chip{grid-column:2;justify-self:start;margin-top:6px}.exercise-thumb{width:50px;height:58px;border-radius:15px}.plan-grid,.logger{gap:14px}.routine,.log-main,.timer-card{padding:20px}.photo-caption{left:12px;right:12px;bottom:12px;padding:14px;gap:12px}.photo-caption strong{font-size:.95rem}.metric-inputs{gap:7px;margin:28px 0}.metric-box input{padding:6px 0}.reward{padding-top:230px;background-image:linear-gradient(180deg,rgba(255,255,255,.05) 0,rgba(255,255,255,.15) 175px,#fff 245px),url('assets/pr-celebration.png');background-position:top center;background-size:auto 245px,auto 245px;background-repeat:no-repeat}.reward-actions{flex-direction:column}.reward-actions .btn{width:100%}.chart{gap:8px;padding-left:4px;padding-right:4px}.bar.best:before{font-size:.62rem}.bottom-nav{padding-bottom:calc(8px + env(safe-area-inset-bottom));bottom:max(8px,env(safe-area-inset-bottom));overflow:hidden}.bottom-nav a{min-width:0;flex:1;padding-left:4px;padding-right:4px}}
@media(max-width:350px){main{padding-left:10px;padding-right:10px}.bottom-nav{left:7px;right:7px}.bottom-nav a{font-size:.68rem}.metric-box input{font-size:2.15rem}.timer-ring{width:160px;height:160px}.timer-ring:after{width:128px;height:128px}.timer-value{font-size:2.4rem}.stat-grid{grid-template-columns:1fr}.stat-card:last-child{grid-column:auto}}

/* Optimized image sources */
.workout-list .workout-row:nth-child(1) .exercise-thumb{background-image:url('assets/deadlift.webp')}
.workout-list .workout-row:nth-child(2) .exercise-thumb{background-image:url('assets/split-squat.webp')}
.workout-list .workout-row:nth-child(3) .exercise-thumb{background-image:url('assets/box-jump.webp')}
.reward{background-image:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 48%,rgba(255,255,255,.2) 100%),url('assets/pr-celebration.webp')}
@media(max-width:560px){.reward{background-image:linear-gradient(180deg,rgba(255,255,255,.05) 0,rgba(255,255,255,.15) 175px,#fff 245px),url('assets/pr-celebration.webp')}}

/* Welcome entry point */
.welcome-screen .app-shell{grid-template-columns:1fr}
.welcome-screen .desktop-rail{display:none}
.welcome{min-height:calc(100svh - 90px);display:grid;grid-template-columns:1fr 1fr;gap:28px}
.welcome-copy{padding:48px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.welcome-copy .brand{margin-bottom:64px}
.welcome-copy .step{color:var(--green-deep);font-size:.75rem;font-weight:700;letter-spacing:.12em}
.welcome-copy h2{font-size:clamp(3rem,6vw,5rem);line-height:1;letter-spacing:-.065em;margin:20px 0}
.welcome-copy p{color:#64696d;line-height:1.65;font-size:1.05rem;max-width:360px}
.welcome-actions{display:grid;gap:12px;width:100%;margin:24px 0 18px}
.welcome-actions a{text-decoration:none}
.welcome-login{background:transparent;color:var(--ink);border:1px solid var(--line)}
.welcome-copy>small{color:#64696d;line-height:1.5}
.welcome-actions a:focus-visible{outline:3px solid var(--green-deep);outline-offset:4px}
@media(max-width:900px){.welcome{gap:16px}.welcome-copy{padding:30px}.welcome .visual-panel{order:0;min-height:520px}}
@media(max-width:600px){.welcome-screen main{padding:14px 14px calc(20px + env(safe-area-inset-bottom))}.welcome{grid-template-columns:1fr;min-height:0}.welcome-copy{padding:30px 24px}.welcome-copy .brand{margin-bottom:38px}.welcome-copy h2{font-size:3.5rem}.welcome .visual-panel{min-height:260px;height:260px}.welcome-actions{margin-top:18px}}
@media(prefers-reduced-motion:reduce){.welcome{animation:none}.welcome-actions .btn{transition:none}.welcome-actions .btn:hover{transform:none}}

/* Supplied FORM logo */
img.brand-mark{display:block;flex-shrink:0;object-fit:contain;background:transparent;border-radius:0}

/* Consistent branding in every page header, including mobile. */
.topbar{flex-wrap:wrap}
.topbar>.page-brand{flex:0 0 100%;margin-bottom:24px}
.page-brand-header{max-width:1060px;margin:0 auto 24px}
.page-brand{font-size:1rem;letter-spacing:.12em}
@media(max-width:560px){.topbar>.page-brand{margin-bottom:8px}.page-brand-header{margin-bottom:18px}}