:root{--bg:#f5f7f6;--card:#fff;--text:#132018;--muted:#64726a;--line:#dce4df;--green:#1d8f55;--red:#d84b4b;--dark:#132018}
*{box-sizing:border-box} body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}
button,input,select,textarea{font:inherit}.hidden{display:none!important}.screen{min-height:100vh}.center-screen{display:grid;place-items:center;padding:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 30px rgba(20,40,28,.06)}
.login-card{width:min(430px,100%);padding:32px}.brand-badge{width:50px;height:50px;border-radius:16px;background:var(--dark);color:#fff;display:grid;place-items:center;font-weight:800}
h1,h2,h3{margin-top:0}label{display:block;font-weight:650;margin:15px 0 7px}input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:white}
textarea{min-height:90px;resize:vertical}button{border:0;border-radius:12px;padding:10px 14px;cursor:pointer}.primary{background:var(--dark);color:white;font-weight:700}.ghost{background:white;border:1px solid var(--line)}
.muted{color:var(--muted)}.tiny{font-size:12px}.error{color:var(--red)}.success{color:var(--green);font-weight:650}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;background:white;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.clock{margin-left:12px;color:var(--muted);font-size:13px}.top-actions{display:flex;align-items:center;gap:10px}
.tabs{display:flex;gap:8px;overflow:auto;padding:14px 24px;background:white;border-bottom:1px solid var(--line)}.tabs button{white-space:nowrap;background:transparent}.tabs button.active{background:var(--dark);color:white}
main{max-width:1100px;margin:0 auto;padding:28px 20px 60px}.page{display:none}.page.active{display:block}
.hero{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:22px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--green)}
.status-pill{padding:10px 14px;background:#fff3f3;border:1px solid #ffd5d5;border-radius:999px;color:var(--red);font-weight:700}.status-pill.done{background:#effaf3;border-color:#caead6;color:var(--green)}
.challenge-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.challenge{padding:18px}.challenge .num{font-size:30px;font-weight:850}.challenge .unit{color:var(--muted);font-size:13px}.submit-card{padding:20px;margin-top:18px}.check-row{display:flex;gap:10px;align-items:center}.check-row input{width:auto}.submit-card textarea{margin:12px 0}
.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.calendar-controls{display:flex;align-items:center;gap:10px}
.legend{display:flex;gap:18px;flex-wrap:wrap;margin:10px 0 14px;color:var(--muted);font-size:13px}.dot{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:6px}.dot.complete{background:var(--green)}.dot.missed{background:var(--red)}.dot.future{border:1px solid var(--line);background:white}
.calendar{padding:16px;display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.cal-head{text-align:center;font-size:12px;color:var(--muted);font-weight:700}.day{aspect-ratio:1;min-height:72px;border:1px solid var(--line);border-radius:14px;padding:8px;display:flex;flex-direction:column;justify-content:space-between}.day.empty{border-color:transparent;background:transparent}.day .date{font-size:13px}.day .mark{width:22px;height:22px;border-radius:50%;align-self:center}.mark.complete{background:var(--green)}.mark.missed{background:var(--red)}.mark.future{background:white;border:1px solid var(--line)}
.segmented{display:flex;gap:8px;margin-bottom:14px}.segmented button{background:white;border:1px solid var(--line)}.segmented button.active{background:var(--dark);color:white}.leaderboard{overflow:hidden}.leader-row{display:grid;grid-template-columns:70px 1fr 110px 110px;padding:15px 18px;border-bottom:1px solid var(--line);align-items:center}.leader-row:last-child{border-bottom:0}.leader-row.header{font-size:12px;color:var(--muted);font-weight:700;background:#fafcfa}.rank{font-weight:850}.score{font-weight:800;color:var(--green)}
.howto-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.workout{padding:16px}.workout img{width:100%;border-radius:14px;border:1px solid var(--line);background:white}.workout p{color:var(--muted);line-height:1.55}
.family-card{padding:20px}.member{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.member-form{display:grid;grid-template-columns:1fr 1fr auto auto;gap:10px;align-items:end}.member-form label{margin:0 0 10px}
@media(max-width:800px){.challenge-grid{grid-template-columns:repeat(2,1fr)}.howto-grid{grid-template-columns:1fr}.leader-row{grid-template-columns:50px 1fr 75px 70px}.member-form{grid-template-columns:1fr}.hero,.section-head{align-items:flex-start;flex-direction:column}.clock{display:block;margin:4px 0 0}.topbar{align-items:flex-start}}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 18px}.stat-card{padding:16px}.stat-label{display:block;color:var(--muted);font-size:12px;font-weight:750;margin-bottom:6px}.stat-card strong{font-size:24px}
.submission-actions{display:flex;gap:10px;flex-wrap:wrap}.amber-btn{background:#b7791f;color:white;font-weight:700}.dot.rest,.mark.rest{background:#d99a2b}

@media(max-width:800px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.status-pill.resting{background:#fff7e8;border-color:#f0d39a;color:#9a6512}
.stats-grid{gap:14px}
.stat-card{display:flex;align-items:center;gap:14px;padding:18px 20px;border-width:1px;position:relative;overflow:hidden}
.stat-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:currentColor;opacity:.9}
.stat-card .stat-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:24px;background:#f6f8f7;flex:0 0 auto}
.stat-card strong{display:block;font-size:27px;line-height:1.05;margin:2px 0 4px}
.stat-card small{display:block;color:var(--muted);font-size:11px}
.stat-card.accent-green{color:#1d8f55}.stat-card.accent-gold{color:#a66a00}.stat-card.accent-blue{color:#3178c6}.stat-card.accent-amber{color:#c47a12}
.stat-card .stat-label{color:var(--muted)}
.streak-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 9px;border-radius:999px;background:#effaf3;color:var(--green);font-size:12px;font-weight:800;white-space:nowrap}
.streak-pill.none{background:#f4f6f5;color:var(--muted)}
.leader-row{grid-template-columns:70px 1fr 110px 130px 110px}
@media(max-width:800px){.leader-row{grid-template-columns:46px 1fr 72px 105px}.leader-row .rate-col{display:none}.stat-card{padding:15px}.stat-card strong{font-size:23px}}

.challenge{position:relative;transition:transform .15s ease,border-color .15s ease,background .15s ease;cursor:pointer}
.challenge:hover{transform:translateY(-2px)}
.challenge.completed-exercise{background:#effaf3;border-color:#bfe4cd}
.exercise-check{position:absolute;top:12px;right:12px;width:28px;height:28px;border-radius:50%;border:2px solid var(--line);background:white;display:grid;place-items:center;font-weight:900;color:white;transition:.15s}
.challenge.completed-exercise .exercise-check{background:var(--green);border-color:var(--green)}
.challenge.completed-exercise .exercise-check:after{content:"✓"}
.workout-progress-wrap{margin:0 0 16px}
.workout-progress-label{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:8px}
.progress-track{height:10px;background:#edf1ee;border-radius:999px;overflow:hidden}
.progress-bar{height:100%;width:0;background:var(--green);border-radius:999px;transition:width .2s ease}
button:disabled{opacity:.45;cursor:not-allowed}
.leader-name{display:flex;align-items:center;gap:8px;min-width:0}
.streak-crown{display:inline-flex;align-items:center;justify-content:center;width:25px;height:25px;border-radius:50%;background:#fff5cc;font-size:14px;flex:0 0 auto}
.longest-streak-note{padding:11px 18px;border-bottom:1px solid var(--line);background:#fffaf0;color:#7a5a00;font-size:12px;font-weight:700}

/* ---- Mobile-first refinement ---- */
html{-webkit-text-size-adjust:100%}
body{padding-bottom:env(safe-area-inset-bottom)}
button{min-height:44px}
.topbar{padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right))}
.tabs{scrollbar-width:none;-ms-overflow-style:none}.tabs::-webkit-scrollbar{display:none}
.tabs button{min-height:42px;padding:9px 13px}

.mobile-month-summary{display:none}

@media(max-width:700px){
  body{background:#f3f6f4}
  .topbar{
    padding-top:max(12px,env(safe-area-inset-top));
    padding-bottom:10px;
    gap:10px;
  }
  .topbar>div:first-child strong{display:block;font-size:15px}
  .top-actions{gap:7px}
  #welcomeUser{display:none}
  .top-actions .ghost{padding:8px 10px;min-height:38px}
  .tabs{
    position:sticky;
    top:64px;
    z-index:9;
    padding:9px 12px;
    gap:6px;
    box-shadow:0 4px 12px rgba(20,40,28,.04);
  }
  .tabs button{font-size:13px;border-radius:999px}
  main{padding:18px 12px 38px}
  .page{min-width:0}
  .hero{margin-bottom:14px;gap:10px}
  .hero h1{font-size:27px;line-height:1.05;margin-bottom:8px}
  .hero p{margin:0;line-height:1.45}
  .status-pill{align-self:flex-start;padding:8px 11px;font-size:13px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:9px;margin-bottom:12px}
  .stat-card{padding:13px 12px;gap:10px;border-radius:16px}
  .stat-card .stat-icon{width:40px;height:40px;border-radius:12px;font-size:20px}
  .stat-card strong{font-size:21px}
  .stat-card small{font-size:10px;line-height:1.2}
  .challenge-grid{grid-template-columns:1fr;gap:9px}
  .challenge{padding:14px 52px 14px 15px;min-height:78px;display:grid;grid-template-columns:74px 1fr;align-items:center}
  .challenge .num{font-size:28px;grid-row:1/3}
  .challenge strong{font-size:16px}
  .challenge .unit{font-size:12px}
  .exercise-check{top:50%;right:14px;transform:translateY(-50%);width:31px;height:31px}
  .challenge:hover{transform:none}
  .submit-card{padding:15px;margin-top:12px;border-radius:16px}
  .workout-progress-label{font-size:13px}
  .submission-actions{display:grid;grid-template-columns:1fr;gap:8px}
  .submission-actions button{width:100%}
  .section-head{margin-bottom:10px;gap:8px}
  .section-head h2{font-size:25px;margin-bottom:0}
  .calendar-controls{
    width:100%;
    display:grid;
    grid-template-columns:44px 1fr 44px;
    gap:8px;
    align-items:center
  }
  .calendar-controls strong{text-align:center;font-size:15px}
  .calendar-controls button{padding:0;min-height:42px}
  .legend{
    gap:10px 14px;
    margin:8px 2px 10px;
    font-size:11px
  }
  .legend span{display:flex;align-items:center}
  .mobile-month-summary{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:7px;
    margin-bottom:9px
  }
  .mobile-month-summary>div{
    background:white;
    border:1px solid var(--line);
    border-radius:13px;
    padding:9px 6px;
    text-align:center
  }
  .mobile-month-summary strong{display:block;font-size:17px}
  .mobile-month-summary span{display:block;color:var(--muted);font-size:10px;margin-top:2px}
  .calendar{
    padding:8px 6px 10px;
    gap:4px;
    border-radius:16px;
    overflow:hidden
  }
  .cal-head{
    font-size:10px;
    padding:5px 0 6px;
    letter-spacing:.02em
  }
  .day{
    min-height:0;
    aspect-ratio:0.88;
    border-radius:10px;
    padding:5px 3px 4px;
    align-items:center;
    justify-content:flex-start;
    gap:5px;
    background:#fff
  }
  .day.empty{background:transparent}
  .day .date{
    width:100%;
    text-align:center;
    font-size:11px;
    line-height:1;
    color:#445148
  }
  .day .mark{
    width:22px;
    height:22px;
    align-self:center;
    margin-top:auto;
    margin-bottom:auto;
    box-shadow:inset 0 0 0 1px rgba(0,0,0,.02)
  }
  .leaderboard{
    overflow:visible;
    background:transparent;
    border:0;
    box-shadow:none
  }
  .longest-streak-note{
    border:1px solid #ead99b;
    border-radius:14px;
    margin-bottom:9px;
    background:#fff9e8;
    padding:11px 13px
  }
  .leader-row.header{display:none}
  .leader-row{
    grid-template-columns:42px minmax(0,1fr) auto;
    grid-template-areas:
      "rank name score"
      "rank streak streak";
    gap:5px 8px;
    padding:13px 12px;
    border:1px solid var(--line);
    border-radius:15px;
    background:white;
    margin-bottom:8px;
    box-shadow:0 4px 14px rgba(20,40,28,.04)
  }
  .leader-row .rank{grid-area:rank;align-self:center;font-size:18px}
  .leader-row .leader-name{grid-area:name;font-weight:750}
  .leader-row .score{grid-area:score;justify-self:end;font-size:17px}
  .leader-row>span:nth-child(4){grid-area:streak}
  .leader-row .rate-col{display:none}
  .leaderboard>div:last-child.tiny{
    background:transparent!important;
    border:0!important;
    padding:5px 2px!important;
    margin:0!important
  }
  .streak-pill{font-size:11px;padding:5px 8px}
  .howto-grid{gap:10px}
  .workout{padding:12px;border-radius:16px}
  .workout h3{font-size:18px;margin:10px 0 6px}
  .workout p{font-size:14px;margin-bottom:2px}
  .family-card{padding:14px}
  .member{align-items:flex-start;gap:10px}
  .member-form{gap:8px}
}

@media(max-width:380px){
  main{padding-left:9px;padding-right:9px}
  .tabs{padding-left:9px;padding-right:9px}
  .stats-grid{grid-template-columns:1fr}
  .calendar{padding-left:4px;padding-right:4px;gap:3px}
  .day{border-radius:8px;padding-left:2px;padding-right:2px}
  .day .mark{width:20px;height:20px}
  .legend{font-size:10px}
}

.leader-name .streak-crown{margin-left:2px}

/* v7: explicitly keep crown after the member name */
.leader-name{display:flex;align-items:center;gap:6px}
.leader-name > span:not(.streak-crown){order:1}
.leader-name .streak-crown{order:2;margin-left:2px;flex:0 0 auto}
@media(max-width:700px){
  .leader-name{display:flex!important;flex-direction:row!important;align-items:center!important;justify-content:flex-start!important}
  .leader-name > span:not(.streak-crown){order:1!important}
  .leader-name .streak-crown{order:2!important;margin-left:3px!important}
}

.share-actions{display:flex;flex-direction:column;align-items:flex-end;gap:5px}
#shareHint{max-width:260px;text-align:right}
@media(max-width:700px){
  .share-actions{width:100%;align-items:stretch}
  .share-actions .primary{width:100%}
  #shareHint{text-align:left;max-width:none;font-size:10px}
}

/* v9 login refresh */
#loginView{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 18% 12%, rgba(29,143,85,.14), transparent 30%),
    radial-gradient(circle at 82% 82%, rgba(183,121,31,.10), transparent 28%),
    linear-gradient(160deg,#f7faf8 0%,#eef4f0 100%);
}
#loginView:before,
#loginView:after{
  content:"";
  position:absolute;
  border-radius:50%;
  border:1px solid rgba(19,32,24,.05);
  pointer-events:none
}
#loginView:before{width:360px;height:360px;left:-190px;bottom:-170px}
#loginView:after{width:240px;height:240px;right:-115px;top:-90px}
.login-shell{width:min(470px,100%);position:relative;z-index:1}
.login-brand{display:flex;align-items:center;gap:14px;margin:0 0 18px 4px}
.login-brand .brand-badge{
  width:58px;
  height:58px;
  border-radius:18px;
  box-shadow:0 10px 24px rgba(19,32,24,.18)
}
.login-kicker{margin:0 0 2px;color:var(--green);font-size:11px;letter-spacing:.16em;font-weight:850}
.login-brand h1{margin:0;font-size:26px;letter-spacing:-.03em}
.login-card{
  width:100%;
  padding:28px;
  border-radius:26px;
  box-shadow:0 22px 60px rgba(19,32,24,.11);
  border-color:rgba(220,228,223,.9)
}
.login-welcome{display:flex;align-items:center;gap:13px;margin-bottom:22px}
.login-welcome h2{margin:0 0 4px;font-size:22px}
.login-welcome p{margin:0}
.login-icon{
  width:48px;
  height:48px;
  border-radius:15px;
  background:#eff8f2;
  display:grid;
  place-items:center;
  font-size:22px
}
.login-field{margin-top:14px}
.login-field label{font-size:13px;margin-bottom:7px}
.login-field select,
.login-field input{
  min-height:50px;
  border-radius:14px;
  border-color:#d7e1db;
  background:#fbfcfb;
  transition:border-color .15s ease,box-shadow .15s ease,background .15s ease
}
.login-field select:focus,
.login-field input:focus{
  outline:none;
  border-color:var(--green);
  box-shadow:0 0 0 4px rgba(29,143,85,.10);
  background:white
}
.login-submit{
  width:100%;
  min-height:50px;
  margin-top:28px;
  border-radius:14px;
  font-size:16px;
  box-shadow:0 8px 20px rgba(19,32,24,.16)
}
.login-footer{
  display:flex;
  justify-content:center;
  gap:18px;
  flex-wrap:wrap;
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:11px;
  font-weight:700
}
#loginError{min-height:20px;margin:10px 0 0;text-align:center;font-size:13px}

@media(max-width:520px){
  .center-screen{padding:18px 14px}
  .login-shell{width:100%}
  .login-brand{margin-left:3px;margin-bottom:14px}
  .login-brand .brand-badge{width:52px;height:52px;border-radius:16px}
  .login-brand h1{font-size:23px}
  .login-card{padding:22px 18px;border-radius:22px}
  .login-welcome{margin-bottom:18px}
  .login-submit{margin-top:30px}
}

.member-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:700px){
  .member{flex-direction:column}
  .member-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}
  .member-actions button{width:100%}
}