:root{
  --orange:#FF6B3D; --orange-dark:#F2542D;
  --ink:#1b2030; --ink-2:#3f4658; --muted:#8b91a1;
  --line:#e5e7eb; --bg:#ffffff; --soft:#f6f7f9;
  --yellow:#F5A623; --teal:#12B5A6; --teal-dark:#0E9488; --green:#22B07D;
  --radius:14px; --radius-lg:18px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.05);
  --shadow-md:0 10px 28px rgba(16,24,40,.10);
  --side-w:236px; --right-w:340px; --maxw:1320px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;
  border:none;cursor:pointer;border-radius:999px;padding:14px 30px;
  transition:transform .15s ease,background .15s ease,box-shadow .15s ease;}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 18px rgba(255,107,61,.30);}
.btn-primary:hover{background:var(--orange-dark);}
.btn-primary:disabled{opacity:.6;}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line);}
.btn-ghost:hover{border-color:var(--ink);}
.btn.sm{padding:10px 18px;font-size:14px;}

.app-logo{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;
  background:linear-gradient(150deg,var(--orange),#FF9166);color:#fff;font-weight:800;font-size:17px;}
.app-logo.sm{width:22px;height:22px;font-size:13px;border-radius:6px;}
.app-logo.big{width:56px;height:56px;font-size:30px;border-radius:16px;}
img.app-logo{background:none;object-fit:cover;}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-sm);}

/* boot / loaders */
.boot{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:14px;padding:32px;color:var(--ink-2);}
.boot h2{color:var(--ink);font-size:22px;}
.boot code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:13px;}
.boot .btn{width:auto;}
.spinner{width:26px;height:26px;border:3px solid var(--line);border-top-color:var(--orange);border-radius:50%;animation:spin .8s linear infinite;}
.spinner.big{width:40px;height:40px;border-width:4px;}
@keyframes spin{to{transform:rotate(360deg);}}
.loading{color:var(--muted);text-align:center;padding:18px;}
.empty{color:var(--muted);font-size:14px;padding:6px 0;}

/* ============ dashboard layout ============ */
.hl{max-width:var(--maxw);margin:0 auto;min-height:100vh;min-height:100dvh;display:grid;
  grid-template-columns:var(--side-w) minmax(0,1fr);
  grid-template-rows:auto 1fr;
  grid-template-areas:"top top" "side body";
  column-gap:36px;padding:0 28px 48px;}

.hl-top{grid-area:top;position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  height:72px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);margin-bottom:26px;}
.hl-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ink);}
.hl-top-right{display:flex;align-items:center;gap:18px;}
.chip{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--ink-2);}
.chip svg{width:18px;height:18px;}
.hl-name{font-weight:700;font-size:14px;color:var(--ink);}
.hl-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(150deg,#5B8DEF,#12B5A6);
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px;}

.hl-side{grid-area:side;position:sticky;top:88px;align-self:start;display:flex;flex-direction:column;gap:4px;}
.nav-item{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:12px;
  color:var(--muted);font-weight:700;font-size:15px;}
.nav-item svg{width:20px;height:20px;}
.nav-item:hover{background:var(--soft);color:var(--ink-2);}
.nav-item.is-active{color:var(--orange);}

.hl-body{grid-area:body;min-width:0;display:grid;grid-template-columns:minmax(0,1fr);column-gap:36px;align-items:start;}
.hl-body.has-right{grid-template-columns:minmax(0,1fr) var(--right-w);}
.hl-main{min-width:0;display:flex;flex-direction:column;gap:18px;}
.hl-right{position:sticky;top:88px;align-self:start;display:flex;flex-direction:column;gap:18px;}
.hl-foot{margin-top:12px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;}
.hl-foot a:hover{color:var(--orange);}

/* ============ today card ============ */
.today-card{padding:26px;}
.today-top{display:flex;gap:26px;align-items:flex-start;}
.ring.big{--p:0;width:116px;height:116px;flex:none;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--orange) calc(var(--p)*360deg),#E9ECF1 0);}
.ring.big .ring-core{width:92px;height:92px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(150deg,#FF7A45,#FF6B3D);box-shadow:0 0 0 8px #fff;}
.ring.big .ring-core svg{width:44px;height:44px;}
.today-meta{flex:1;min-width:0;}
.day-tag{font-size:13px;color:var(--muted);font-weight:600;margin-bottom:4px;}
.today-meta h2{font-size:26px;letter-spacing:-.5px;font-weight:800;color:var(--ink);}
.today-meta p{color:var(--ink-2);margin:8px 0 18px;font-size:15px;max-width:470px;}

.ex-head{margin:26px 0 14px;font-size:20px;font-weight:800;color:var(--ink);}
.ex-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 16px;}
.ex{display:flex;align-items:center;gap:11px;background:none;border:none;padding:8px;border-radius:12px;text-align:left;}
.ex:hover{background:var(--soft);}
.ex.is-locked{cursor:default;}
.ex-text{display:flex;flex-direction:column;min-width:0;}
.ex-text b{font-size:14px;color:var(--ink);font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ex-text small{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;font-weight:600;}
.ex.is-locked .ex-text b{color:var(--ink-2);}
.ex-state{margin-left:auto;}
.ex-state svg{width:18px;height:18px;}

/* round category icon */
.gicon{position:relative;flex:none;border-radius:50%;display:grid;place-items:center;
  background:var(--c);box-shadow:0 3px 8px rgba(16,24,40,.16);}
.gicon.is-locked{background:#c2c8d2;box-shadow:none;}
.gicon-lock{position:absolute;right:-2px;bottom:-2px;width:16px;height:16px;border-radius:50%;
  background:#8b91a1;display:grid;place-items:center;box-shadow:0 0 0 2px #fff;}

/* feedback + promo */
.feedback-label{color:var(--orange);font-weight:700;font-size:18px;margin-top:6px;}
.promo{position:relative;border-radius:16px;padding:22px 24px;
  background:linear-gradient(120deg,#E6F7F0,#E3F0FB);border:1px solid #d6ebe4;}
.promo-close{position:absolute;top:12px;right:12px;width:28px;height:28px;border:none;
  background:rgba(255,255,255,.55);border-radius:50%;color:var(--ink-2);display:grid;place-items:center;}
.promo-close svg{width:15px;height:15px;}
.promo-brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:17px;color:var(--ink);margin-bottom:8px;}
.promo-tag{background:var(--teal);color:#fff;font-size:11px;font-weight:800;padding:2px 8px;border-radius:6px;letter-spacing:.5px;text-transform:uppercase;}
.promo p{color:var(--ink-2);font-size:14px;max-width:540px;}
.promo-link{display:inline-block;margin-top:10px;color:var(--teal-dark);font-weight:700;font-size:14px;}

/* more workouts */
.more{margin-top:4px;}
.more-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.more-head h3{font-size:22px;font-weight:800;color:var(--ink);}
.unlock{display:inline-flex;align-items:center;gap:6px;background:var(--green);color:#fff;border:none;
  font-weight:700;font-size:13px;padding:8px 14px;border-radius:999px;}
.unlock svg{width:14px;height:14px;}
.more-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.more-tile{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px;text-align:left;box-shadow:var(--shadow-sm);}
.more-tile:hover{box-shadow:var(--shadow-md);}
.more-text b{display:block;font-size:15px;color:var(--ink);font-weight:700;}
.more-text small{display:block;font-size:13px;color:var(--ink-2);margin-top:3px;}

/* right column cards */
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.card-title{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;
  letter-spacing:.4px;text-transform:uppercase;color:var(--ink);}
.card-title svg{width:18px;height:18px;}
.card-arrow{color:var(--muted);font-size:22px;font-weight:700;line-height:1;}

.cal-dow{display:grid;grid-template-columns:repeat(7,1fr);margin-bottom:10px;}
.cal-dow span{text-align:center;font-size:12px;color:var(--muted);font-weight:700;}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px 6px;justify-items:center;}
.cal-cell{width:18px;height:18px;border-radius:50%;background:#EAECEF;}
.cal-cell.future{background:#F2F3F5;}
.cal-cell.partial{background:#FFD9C9;}
.cal-cell.done{background:#C2C8D2;}
.cal-cell.today{background:var(--orange);}
.hist-streak{display:flex;align-items:center;gap:7px;margin-top:16px;font-size:13px;color:var(--ink-2);}
.hist-streak svg{width:18px;height:18px;}
.hist-streak b{color:var(--ink);}

.emi-overall{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:4px;}
.emi-hint{font-size:13px;color:var(--muted);margin-bottom:18px;line-height:1.5;}
.emi-list{display:flex;flex-direction:column;gap:15px;}
.emi-row{display:grid;grid-template-columns:1fr auto;row-gap:6px;align-items:center;}
.emi-label{grid-column:1;grid-row:1;font-size:14px;font-weight:700;color:var(--ink);}
.emi-note{font-size:11px;color:var(--muted);font-weight:500;}
.emi-score{grid-column:2;grid-row:1;text-align:right;font-weight:700;font-size:14px;color:var(--ink);}
.emi-score.muted{color:var(--muted);}
.emi-bar{grid-column:1 / -1;grid-row:2;height:8px;border-radius:6px;background:#EEF0F3;overflow:hidden;}
.emi-bar span{display:block;height:100%;background:var(--yellow);border-radius:6px;}
.emi-soon{display:none;}

/* generic page heads (games/progress/tests/settings) */
.page-head h1{font-size:28px;font-weight:800;letter-spacing:-.5px;color:var(--ink);}
.page-head h2{font-size:20px;font-weight:800;color:var(--ink);}
.page-head p{color:var(--ink-2);margin-top:4px;}
.page-head.sub{display:flex;align-items:center;justify-content:space-between;margin-top:8px;}

/* play cards (games view) */
.play-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;}
.play-card{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:18px;text-align:left;box-shadow:var(--shadow-sm);}
.play-card:hover{box-shadow:var(--shadow-md);}
.pc-body{flex:1;min-width:0;}
.pc-skill{font-size:11px;text-transform:uppercase;letter-spacing:.4px;font-weight:700;color:var(--teal-dark);}
.pc-body h3{font-size:18px;font-weight:800;color:var(--ink);margin-top:2px;}
.pc-body p{font-size:13px;color:var(--ink-2);margin-top:5px;}
.pc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;}
.pc-best{font-size:12px;color:var(--muted);font-weight:600;}

/* tests */
.test-card{display:flex;gap:18px;align-items:center;}
.test-card.muted{opacity:.7;}
.test-body h3{font-size:18px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px;}
.test-body p{color:var(--ink-2);font-size:14px;margin:6px 0 12px;max-width:480px;}
.soon-tag{background:#EEF0F3;color:var(--muted);font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px;text-transform:uppercase;}

/* progress recent list */
.res-list{list-style:none;display:flex;flex-direction:column;gap:2px;}
.res-list li{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;}
.res-list li:last-child{border-bottom:none;}
.rl-name{font-weight:700;flex:none;min-width:96px;}
.rl-score{flex:1;color:var(--ink-2);}
.rl-ago{color:var(--muted);font-size:12px;}

/* settings */
.kicker{font-size:12px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;color:var(--orange);margin-bottom:10px;}
.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:12px;}
.field input{padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:16px;color:var(--ink);}
.field input:focus{outline:none;border-color:var(--orange);}
.muted-row{color:var(--ink-2);font-size:14px;margin-bottom:12px;}
.muted-row.tiny{font-size:12px;color:var(--muted);}
.badge{font-size:12px;font-weight:700;padding:6px 12px;border-radius:999px;}
.badge.ok{background:#E6F7F0;color:var(--teal-dark);}
.link-row{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-weight:600;font-size:15px;}
.link-row:last-child{border-bottom:none;}
.save-note{color:var(--teal-dark);font-weight:700;font-size:13px;margin-left:10px;}
.card .btn.sm{margin-top:4px;margin-right:8px;}

/* settings (reference-style sections) */
.set-section{margin-bottom:6px;}
.set-label{font-size:15px;font-weight:800;color:var(--ink);margin:18px 0 10px;}
.set-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm);}
.set-row{display:flex;align-items:center;gap:16px;padding:16px 18px;border-bottom:1px solid var(--line);}
.set-row:last-child{border-bottom:none;}
.set-row .srl{flex:1;min-width:0;}
.set-row .srl b{display:block;font-size:15px;color:var(--ink);font-weight:700;}
.set-row .srl small{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
.set-info-row{display:flex;flex-direction:column;gap:2px;padding:13px 18px;border-bottom:1px solid var(--line);}
.set-info-row b{font-size:13px;color:var(--ink);font-weight:700;}
.set-info-row span{font-size:15px;color:var(--ink-2);}
.set-action{margin-left:auto;color:var(--orange);font-weight:700;font-size:14px;background:none;border:none;cursor:pointer;white-space:nowrap;}
.set-action:hover{text-decoration:underline;}
.set-danger{color:#E23B2E;}
.set-select{margin-left:auto;padding:9px 12px;border:1.5px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink);background:#fff;}

.switch{position:relative;display:inline-block;width:46px;height:26px;flex:none;margin-left:auto;}
.switch input{position:absolute;opacity:0;width:0;height:0;}
.switch .track{position:absolute;inset:0;background:#d4d8e0;border-radius:999px;transition:background .2s ease;cursor:pointer;}
.switch .track::before{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;background:#fff;border-radius:50%;
  box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .2s ease;}
.switch input:checked + .track{background:var(--orange);}
.switch input:checked + .track::before{transform:translateX(20px);}

/* ============ game runner (focused full-screen) ============ */
.play{max-width:620px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;}
.play-bar{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 16px;}
.play-quit{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink-2);}
.play-title{font-weight:700;}
.play-stage{flex:1;display:flex;flex-direction:column;padding:8px 18px 28px;}
.g-intro{margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;max-width:340px;}
.g-intro-icon{width:80px;height:80px;border-radius:22px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:36px;box-shadow:var(--shadow-md);}
.g-intro-skill{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--teal-dark);margin-top:6px;}
.g-intro h1{font-size:28px;letter-spacing:-.6px;}
.g-intro p{color:var(--ink-2);}
.g-intro .btn{margin-top:12px;}
.g-host{flex:1;display:flex;flex-direction:column;}
.g-status{display:flex;justify-content:space-between;font-weight:700;color:var(--ink-2);font-size:14px;margin-bottom:6px;}
.g-hint{text-align:center;color:var(--muted);font-size:14px;margin-bottom:14px;min-height:20px;}
.mx-grid{--n:3;display:grid;grid-template-columns:repeat(var(--n),1fr);gap:10px;max-width:360px;margin:0 auto;width:100%;}
.mx-grid.locked{pointer-events:none;}
.mx-cell{aspect-ratio:1;border:none;border-radius:14px;background:var(--soft);box-shadow:var(--shadow-sm);}
.mx-cell.on{background:linear-gradient(150deg,var(--orange),#FF9166);}
.mx-cell.hit{background:linear-gradient(150deg,var(--teal),#36D6C7);}
.mx-cell.miss{background:#F2C2B5;}
.nc-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;flex:1;}
.nc-btn{border:none;border-radius:22px;background:#fff;box-shadow:var(--shadow-sm);font-weight:800;color:var(--ink);display:grid;place-items:center;min-height:200px;}
.nc-btn span{font-size:64px;letter-spacing:-2px;}
.nc-btn.hit{background:linear-gradient(150deg,var(--teal),#36D6C7);color:#fff;}
.nc-btn.miss{background:#F2C2B5;}
.fs-rule{text-align:center;font-weight:800;font-size:20px;padding:14px;border-radius:16px;margin-bottom:16px;}
.fs-rule.color{background:rgba(255,107,61,.12);color:var(--orange);}
.fs-rule.shape{background:rgba(18,181,166,.14);color:var(--teal-dark);}
.fs-stim{display:grid;place-items:center;flex:1;}
.fs-shape{width:120px;height:120px;background:var(--orange);box-shadow:var(--shadow-md);transition:border-radius .15s ease,background .15s ease;}
.fs-answers{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px;}
.fs-btn{border:none;border-radius:18px;background:#fff;box-shadow:var(--shadow-sm);font-weight:700;font-size:18px;padding:20px;color:var(--ink);}
.fs-btn.hit{background:linear-gradient(150deg,var(--teal),#36D6C7);color:#fff;}
.fs-btn.miss{background:#F2C2B5;}
.g-saving{margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;color:var(--muted);}
.g-result{margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px;max-width:360px;width:100%;}
.g-result-badge{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:34px;font-weight:800;box-shadow:var(--shadow-md);margin-bottom:6px;}
.g-result h1{font-size:26px;letter-spacing:-.5px;}
.res-score{font-size:54px;font-weight:800;letter-spacing:-2px;color:var(--orange);line-height:1;margin:6px 0;}
.res-score span{display:block;font-size:14px;font-weight:600;color:var(--muted);letter-spacing:0;}
.res-stats{display:flex;gap:12px;width:100%;margin:14px 0;}
.res-stats div{flex:1;background:var(--soft);border-radius:14px;padding:12px;}
.res-stats b{display:block;font-size:18px;font-weight:800;}
.res-stats span{font-size:11px;color:var(--muted);font-weight:600;}
.res-streak{font-weight:700;color:var(--teal-dark);}
.res-actions{display:flex;flex-direction:column;gap:10px;width:100%;margin-top:14px;}
.res-actions .btn{width:100%;}

/* ============ auth ============ */
.auth{min-height:100vh;min-height:100dvh;max-width:440px;margin:0 auto;display:flex;flex-direction:column;
  align-items:center;justify-content:center;padding:28px;gap:22px;}
.auth-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;}
.auth-card{width:100%;background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow-md);}
.auth-card h1{font-size:24px;letter-spacing:-.5px;}
.auth-sub{color:var(--ink-2);margin:6px 0 20px;font-size:15px;}
.auth-card form{display:flex;flex-direction:column;gap:14px;}
.auth-card label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--ink-2);}
.auth-card input{padding:13px 14px;border:1.5px solid var(--line);border-radius:12px;font-size:16px;color:var(--ink);}
.auth-card input:focus{outline:none;border-color:var(--orange);}
.auth-card .btn{width:100%;}
.auth-err{background:#FDECE7;color:#C23A1B;font-size:13px;padding:10px 12px;border-radius:10px;font-weight:600;}
.auth-toggle{background:none;border:none;color:var(--ink-2);font-size:14px;margin-top:16px;width:100%;}
.auth-toggle b{color:var(--orange);}
.auth-or{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;margin:16px 0;}
.auth-or::before,.auth-or::after{content:"";flex:1;height:1px;background:var(--line);}

/* ============ responsive ============ */
@media (max-width:1100px){
  :root{--right-w:300px;--side-w:210px;}
  .hl{column-gap:26px;}
}
@media (max-width:980px){
  .hl{grid-template-columns:minmax(0,1fr);grid-template-areas:"top" "body";
    column-gap:0;padding:0 16px 96px;}
  .hl-body,.hl-body.has-right{grid-template-columns:minmax(0,1fr);row-gap:18px;}
  .hl-top{margin-bottom:16px;}
  .hl-right{position:static;flex-direction:column;}
  .hl-side{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:40;flex-direction:row;justify-content:space-around;
    gap:0;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);
    padding:8px 4px calc(8px + env(safe-area-inset-bottom));}
  .nav-item{flex:1;flex-direction:column;gap:3px;font-size:10px;padding:6px 4px;text-align:center;border-radius:10px;}
  .nav-item svg{width:22px;height:22px;}
  .ex-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:620px){
  .hl-name{display:none;}
  .nav-item span{display:none;}
  .ex-grid{grid-template-columns:1fr;}
  .more-grid{grid-template-columns:1fr;}
  .today-top{flex-direction:column;align-items:flex-start;gap:16px;}
  .ring.big{width:96px;height:96px;}
  .ring.big .ring-core{width:74px;height:74px;}
  .today-meta h2{font-size:22px;}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}

/* Migrated cabinet: OAuth buttons + login footer (gated member area) */
.btn-oauth { width:100%; justify-content:center; background:#fff; color:#18142B; border:1px solid #e7e3f0; margin-bottom:10px; font-weight:600; }
.btn-oauth:hover { background:#faf9fc; }
.auth-foot { margin-top:16px; font-size:14px; color:#7D7A8C; text-align:center; }
.auth-foot a { color:#E8431B; font-weight:700; }

/* ============================================================
   30-day course: hero, calendar widget, day detail, charts
   ============================================================ */
.btn-sm{padding:9px 16px;font-size:14px;border-radius:11px;}
.course-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:80px 0;color:var(--muted);}
.course{max-width:880px;}
.course .kicker{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);}

/* Hero */
.course-hero{display:flex;gap:24px;align-items:center;justify-content:space-between;
  background:linear-gradient(135deg,#fff,var(--soft));border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);margin-bottom:20px;}
.course-hero-main{flex:1;min-width:0;}
.course-hero h1{font-size:clamp(22px,3vw,30px);letter-spacing:-.5px;margin:8px 0 4px;line-height:1.1;}
.course-sub{color:var(--ink-2);margin:0 0 16px;font-size:15px;}
.course-progress{margin-bottom:16px;}
.course-bar{height:10px;border-radius:999px;background:#eceef3;overflow:hidden;}
.course-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--orange),#FF9166);transition:width .4s;}
.course-progress-row{font-size:13.5px;color:var(--muted);margin-top:8px;}
.course-progress-row b{color:var(--ink);}
.course-ring{position:relative;width:120px;height:120px;flex:none;}
.course-ring svg{width:120px;height:120px;transform:rotate(-90deg);}
.course-ring .ring-bg{fill:none;stroke:#eceef3;stroke-width:10;}
.course-ring .ring-fg{fill:none;stroke:var(--teal);stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset .5s;}
.course-ring-label{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.course-ring-label b{font-size:24px;font-weight:800;color:var(--ink);}
.course-ring-label span{font-size:11px;color:var(--muted);}

/* Calendar legend + week blocks */
.cal-legend{display:flex;gap:18px;font-size:13px;color:var(--muted);margin:0 2px 14px;}
.cal-legend i.lg{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:5px;vertical-align:-1px;}
.lg-done{background:var(--teal);}
.lg-current{background:var(--orange);}
.lg-locked{background:#dfe3ea;}
.cal-week{margin-bottom:22px;}
.cal-week-head{margin-bottom:12px;}
.cal-week-n{font-size:11.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--teal-dark);}
.cal-week-head h3{margin:2px 0 2px;font-size:18px;letter-spacing:-.3px;}
.cal-week-head p{margin:0;color:var(--muted);font-size:13.5px;}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;}
.cal-cell{aspect-ratio:1/1;border-radius:14px;border:1.5px solid var(--line);background:#fff;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transition:transform .12s,box-shadow .12s,border-color .12s;padding:0;}
.cal-cell:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.cal-num{font-size:18px;font-weight:800;color:var(--ink);line-height:1;}
.cal-d{font-size:10px;color:var(--muted);font-weight:600;}
.cal-cell.st-done{background:var(--teal);border-color:var(--teal);}
.cal-cell.st-done .cal-num,.cal-cell.st-done .cal-d{color:#fff;}
.cal-cell.st-current{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,107,61,.18);}
.cal-cell.st-current .cal-num{color:var(--orange);}
.cal-cell.st-locked-seq,.cal-cell.st-locked-premium{background:var(--soft);border-color:var(--line);cursor:default;}
.cal-cell.st-locked-seq .cal-num,.cal-cell.st-locked-premium .cal-num{color:var(--muted);font-size:14px;}
.cal-cell.st-locked-seq:hover,.cal-cell.st-locked-premium:hover{transform:none;box-shadow:none;}
.cal-cell.st-future .cal-num{color:#c2c7d2;}
@keyframes nudge{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.cal-cell.nudge{animation:nudge .3s;}

/* Day detail */
.day-view{max-width:720px;}
.day-back{background:none;border:0;color:var(--muted);font:inherit;font-weight:600;cursor:pointer;padding:4px 0;margin-bottom:8px;}
.day-back:hover{color:var(--ink);}
.day-hero{margin-bottom:18px;}
.day-hero h1{font-size:clamp(22px,3vw,30px);letter-spacing:-.5px;margin:6px 0;}
.day-complete-chip{display:inline-block;background:#e6f7f3;color:var(--teal-dark);font-weight:700;font-size:13px;padding:5px 12px;border-radius:999px;}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:14px;box-shadow:var(--shadow-sm);}
.step-card.is-done{background:linear-gradient(135deg,#fff,#f3fbf9);border-color:#cdeee7;}
.step-head{display:flex;align-items:center;gap:12px;}
.step-ic{width:30px;height:30px;flex:none;border-radius:50%;display:grid;place-items:center;font-weight:800;
  background:var(--soft);color:var(--ink-2);font-size:14px;}
.step-card.is-done .step-ic{background:var(--teal);color:#fff;}
.step-head h3{flex:1;margin:0;font-size:16.5px;letter-spacing:-.2px;}
.step-flag{font-size:12.5px;font-weight:700;color:var(--teal-dark);}
.step-body{margin-top:12px;padding-left:42px;}
.lesson-text,.action-text{color:var(--ink-2);font-size:15.5px;line-height:1.7;margin:0 0 14px;}
.step-hint{color:var(--muted);font-size:13.5px;margin:0 0 12px;}
.day-games{display:flex;flex-direction:column;gap:10px;margin-bottom:14px;}
.day-game{display:flex;align-items:center;gap:12px;width:100%;text-align:left;cursor:pointer;
  background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:12px 14px;transition:border-color .12s,transform .12s;}
.day-game:hover{border-color:var(--orange);transform:translateX(2px);}
.dg-ic{width:38px;height:38px;flex:none;border-radius:10px;display:grid;place-items:center;font-weight:800;color:#fff;
  background:linear-gradient(150deg,var(--orange),#FF9166);}
.dg-meta{flex:1;display:flex;flex-direction:column;}
.dg-meta b{font-size:15px;}
.dg-meta i{font-style:normal;font-size:12.5px;color:var(--muted);}
.dg-go{color:var(--orange);font-weight:700;font-size:14px;}
.day-done-card{text-align:center;background:linear-gradient(135deg,#fff,#f3fbf9);border:1px solid #cdeee7;
  border-radius:var(--radius-lg);padding:28px;margin-top:8px;}
.day-done-badge{width:54px;height:54px;border-radius:50%;background:var(--teal);color:#fff;font-size:26px;
  display:grid;place-items:center;margin:0 auto 12px;box-shadow:0 8px 18px rgba(18,181,166,.35);}
.day-done-card h2{margin:0 0 4px;font-size:21px;}
.day-done-card p{margin:0 0 18px;color:var(--ink-2);}
.day-foot-hint{text-align:center;color:var(--muted);font-size:13.5px;margin-top:6px;}
.res-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.day-upsell{text-align:center;padding:40px 24px;}
.day-upsell-badge{width:56px;height:56px;border-radius:16px;background:linear-gradient(150deg,var(--orange),#FF9166);
  color:#fff;font-size:26px;display:grid;place-items:center;margin:0 auto 14px;}
.day-upsell h1{font-size:26px;margin:8px 0;}
.day-upsell p{color:var(--ink-2);max-width:420px;margin:0 auto 20px;}

/* Progress charts (My Brain) */
.chart-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-sm);margin-bottom:18px;}
.chart-card h3{margin:0 0 4px;font-size:17px;letter-spacing:-.2px;}
.chart-card .sub{color:var(--muted);font-size:13px;margin:0 0 18px;}
.bars{display:flex;align-items:flex-end;gap:10px;height:140px;padding-top:8px;}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:flex-end;}
.bar{width:100%;max-width:42px;border-radius:8px 8px 4px 4px;background:linear-gradient(180deg,var(--teal),#3fd0c2);min-height:4px;transition:height .5s;}
.bar.empty{background:#eceef3;}
.bar-lab{font-size:11.5px;color:var(--muted);font-weight:600;}
.bar-val{font-size:11px;color:var(--ink-2);font-weight:700;}

@media (max-width:560px){
  .course-hero{flex-direction:column;align-items:flex-start;}
  .course-ring{align-self:center;}
  .cal-grid{gap:7px;}
  .cal-d{display:none;}
  .step-body{padding-left:0;}
}