/* CADStreak page. One blue family from deep navy to sky, soft white cards, calm motion.
   Layout: a phone column on small screens, a real dashboard on laptops.
   Colour jobs: blue = everything interactive and "correct", rose = wrong answers and hearts,
   warm amber = the streak flame only. No green. */
.cs-page{
  --b900:#0F2A7A; --b800:#1B3B99; --b700:#2349BD; --b600:#2F5FE0; --b500:#4F7BEA; --b400:#7FA1F2; --b300:#B3C8F8; --b200:#D5E1FC; --b100:#EAF0FF; --b50:#F4F7FF;
  --cs-ink:#0B1A3D; --cs-muted:#566385; --cs-line:#D9E3F8; --cs-card:#fff; --cs-rose:#E5484D; --cs-rose-bg:#FDECEE;
  --cs-radius:24px; --cs-ease:cubic-bezier(.22,.8,.3,1);
  background:
    radial-gradient(1100px 520px at 85% -8%, rgba(79,123,234,.38), transparent 60%),
    radial-gradient(900px 480px at -10% 8%, rgba(127,161,242,.45), transparent 60%),
    linear-gradient(180deg,#EEF3FF 0%,#C9D9FA 60%,#A9C0F4 100%) fixed;
  min-height:100vh; color:var(--cs-ink);
}
.cs-shell{max-width:1180px;margin:0 auto;padding:22px 18px 72px;min-height:62vh}
.cs-shell h1{font-size:30px;line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:0 0 8px}
.cs-shell h2{font-size:19px;font-weight:800;letter-spacing:-.01em;margin:0 0 6px}
.cs-shell h3{font-size:15px;font-weight:700;margin:0 0 4px}
.cs-sub{color:var(--cs-muted);font-size:16px;line-height:1.5;margin:0 0 18px}
.cs-fine{color:var(--cs-muted);font-size:13px;line-height:1.5;margin:8px 0 0}
.cs-center{text-align:center}
.cs-shell h1:focus,.cs-shell h1:focus-visible{outline:none}
.cs-i{flex:none;display:inline-block;vertical-align:middle}

/* ---------- motion: one gentle fade, never on re-renders of the same screen ---------- */
@keyframes cs-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes cs-slide{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}
.cs-enter{animation:cs-in .32s var(--cs-ease) both}
.cs-slide{animation:cs-slide .32s var(--cs-ease) both}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* ---------- cards ---------- */
.cs-card{background:var(--cs-card);border:1px solid rgba(47,95,224,.12);border-radius:var(--cs-radius);padding:22px;box-shadow:0 10px 30px rgba(15,42,122,.09);margin-bottom:16px}
.cs-card h2{display:flex;align-items:center;gap:8px}

/* ---------- buttons ---------- */
.cs-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:54px;padding:0 22px;border:0;border-radius:16px;
  font:inherit;font-size:16px;font-weight:700;color:#fff;cursor:pointer;text-decoration:none;
  background:linear-gradient(135deg,var(--b700),var(--b500));box-shadow:0 8px 20px rgba(47,95,224,.32);
  transition:transform .18s var(--cs-ease),box-shadow .18s var(--cs-ease),filter .18s;margin-bottom:10px}
.cs-btn:hover{filter:brightness(1.06);box-shadow:0 10px 24px rgba(47,95,224,.4)}
.cs-btn:active{transform:scale(.985)}
.cs-btn:focus-visible,.cs-choice:focus-visible,.cs-link:focus-visible,.cs-switch:focus-visible,.cs-opt:focus-visible,.cs-tabs button:focus-visible{outline:3px solid var(--b600);outline-offset:3px}
.cs-btn.is-green{background:linear-gradient(135deg,var(--b700),var(--b500))}
.cs-btn.is-red{background:linear-gradient(135deg,#C93640,var(--cs-rose));box-shadow:0 8px 20px rgba(229,72,77,.3)}
.cs-btn.is-ghost{background:#fff;color:var(--b800);border:1.5px solid var(--cs-line);box-shadow:none}
.cs-btn.is-ghost:hover{border-color:var(--b500);background:var(--b50)}
.cs-btn.is-light{background:#fff;color:var(--b800);box-shadow:0 8px 22px rgba(11,26,61,.22)}
.cs-btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;filter:none}
.cs-btn-sm{width:auto;min-height:42px;padding:0 18px;font-size:14.5px;margin:0;border-radius:12px}
.cs-link{background:none;border:0;font:inherit;font-weight:700;color:var(--b700);cursor:pointer;min-height:44px;padding:0 12px;text-decoration:underline;text-underline-offset:3px}

/* ---------- forms ---------- */
.cs-field{margin-bottom:16px}
.cs-field label,.cs-label{display:block;font-size:14px;font-weight:700;margin:0 0 7px;color:var(--cs-ink)}
.cs-field input,.cs-field select{width:100%;min-height:54px;padding:0 16px;font:inherit;font-size:16px;color:var(--cs-ink);background:#fff;border:1.5px solid var(--cs-line);border-radius:14px;transition:border-color .15s,box-shadow .15s}
.cs-field input:focus,.cs-field select:focus{outline:none;border-color:var(--b600);box-shadow:0 0 0 4px rgba(47,95,224,.16)}
.cs-error{background:var(--cs-rose-bg);color:#A52A31;border-radius:14px;padding:11px 14px;font-weight:600;font-size:14px;margin:0 0 14px}
.cs-notice{background:var(--b100);color:var(--b800);border-radius:14px;padding:11px 14px;font-weight:600;font-size:14px;margin:0 0 14px}

/* ---------- choices ---------- */
.cs-choices{display:grid;gap:10px;margin-bottom:6px}
.cs-choice{display:flex;align-items:center;gap:14px;width:100%;min-height:68px;padding:12px 16px;text-align:left;font:inherit;color:inherit;background:#fff;border:1.5px solid var(--cs-line);border-radius:18px;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s}
.cs-choice:hover{border-color:var(--b400)}
.cs-choice .cs-ch-ico{flex:none;width:44px;height:44px;border-radius:14px;background:var(--b100);color:var(--b700);display:flex;align-items:center;justify-content:center;transition:all .15s}
.cs-choice .cs-ch-body{flex:1;min-width:0}
.cs-choice b{display:block;font-size:16px}
.cs-choice span.cs-ch-sub{display:block;font-size:13.5px;color:var(--cs-muted);margin-top:1px}
.cs-choice .cs-tick{width:26px;height:26px;border-radius:50%;border:2px solid var(--cs-line);flex:none;display:flex;align-items:center;justify-content:center;color:#fff;transition:all .15s}
.cs-choice .cs-tick svg{opacity:0;transition:opacity .15s}
.cs-choice[aria-checked="true"]{border-color:var(--b600);background:var(--b50);box-shadow:0 0 0 3px rgba(47,95,224,.12)}
.cs-choice[aria-checked="true"] .cs-tick{background:var(--b600);border-color:var(--b600)}
.cs-choice[aria-checked="true"] .cs-tick svg{opacity:1}
.cs-choice[aria-checked="true"] .cs-ch-ico{background:var(--b600);color:#fff}

/* ---------- progress ---------- */
.cs-progress{display:flex;align-items:center;gap:10px}
.cs-progress-track{flex:1;height:10px;border-radius:99px;background:rgba(47,95,224,.14);overflow:hidden}
.cs-progress-fill{height:100%;background:linear-gradient(90deg,var(--b600),var(--b400));border-radius:99px;transition:width .45s var(--cs-ease)}
.cs-back{background:none;border:0;cursor:pointer;min-width:44px;min-height:44px;color:var(--cs-ink);display:inline-flex;align-items:center;justify-content:center;border-radius:12px}
.cs-back:hover{background:rgba(47,95,224,.1)}
.cs-back[disabled]{opacity:.35;cursor:default}

/* ---------- stat chips ---------- */
.cs-chips{display:flex;gap:8px;flex-wrap:wrap}
.cs-chip{display:inline-flex;align-items:center;gap:7px;min-height:42px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--cs-line);font-weight:800;font-size:16px;box-shadow:0 2px 8px rgba(15,42,122,.06)}
.cs-chip-s{min-height:36px;font-size:14px;padding:0 12px}

/* ---------- timer banner ---------- */
.cs-banner{display:flex;align-items:center;gap:14px;border-radius:18px;padding:14px 16px;background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);margin:0 0 18px}
.cs-banner .cs-banner-ico{width:42px;height:42px;border-radius:13px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;flex:none}
.cs-banner-t{font-weight:700;font-size:14px;opacity:.92}
.cs-banner-n{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.01em}
.cs-banner-f{font-size:13px;opacity:.85}

/* ---------- mascot ---------- */
.cs-mascot{display:block;margin:0 auto;height:auto;filter:drop-shadow(0 12px 18px rgba(15,42,122,.28));animation:cs-float 5s ease-in-out infinite}
@keyframes cs-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* ---------- landing ---------- */
.cs-land{display:grid;gap:22px;align-items:center;padding-top:4px}
.cs-land-hero{background:linear-gradient(145deg,var(--b900),var(--b700) 55%,var(--b500));border-radius:32px;color:#fff;padding:34px 26px;text-align:center;position:relative;overflow:hidden;box-shadow:0 24px 50px rgba(15,42,122,.32)}
.cs-land-hero::before,.cs-land-hero::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.07);pointer-events:none}
.cs-land-hero::before{width:320px;height:320px;right:-110px;top:-120px}
.cs-land-hero::after{width:220px;height:220px;left:-80px;bottom:-90px}
.cs-land-hero>*{position:relative}
.cs-land-hero h1{font-size:32px;color:#fff}
.cs-land-hero .cs-sub{color:rgba(255,255,255,.82)}
.cs-land-side .cs-steps{margin:0 0 18px}
.cs-steps{display:grid;gap:10px;padding:0;list-style:none}
.cs-steps li{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid rgba(47,95,224,.12);border-radius:20px;padding:16px;text-align:left;box-shadow:0 6px 18px rgba(15,42,122,.06)}
.cs-steps .cs-ico{flex:none;width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--b100);color:var(--b700)}
.cs-steps b{display:block;font-size:16px} .cs-steps span.cs-st{font-size:14px;color:var(--cs-muted);line-height:1.45}
@media (min-width:900px){
  .cs-land{grid-template-columns:1.05fr 1fr;gap:34px;min-height:520px}
  .cs-land-hero{padding:56px 44px}
  .cs-land-hero h1{font-size:40px}
}

/* ---------- onboarding: speech bubble + step panel ---------- */
.cs-ob{display:grid;max-width:980px;margin:0 auto;background:#fff;border-radius:32px;overflow:hidden;box-shadow:0 24px 60px rgba(15,42,122,.22);border:1px solid rgba(47,95,224,.12)}
.cs-ob-art{background:linear-gradient(150deg,var(--b900),var(--b700) 60%,var(--b500));color:#fff;padding:26px 22px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;position:relative;overflow:hidden}
.cs-ob-art::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.07);right:-100px;top:-100px}
.cs-ob-art>*{position:relative}
.cs-bubble{background:#fff;color:var(--cs-ink);border-radius:20px;padding:14px 18px;font-size:16px;font-weight:600;line-height:1.45;max-width:320px;position:relative;box-shadow:0 10px 24px rgba(0,0,0,.18)}
.cs-bubble::after{content:"";position:absolute;width:16px;height:16px;background:#fff;transform:rotate(45deg);left:50%;margin-left:-8px;bottom:-7px}
.cs-ob-form{padding:26px 24px 28px;display:flex;flex-direction:column;min-height:420px}
.cs-ob-form h1{font-size:26px}
.cs-ob-form .cs-ob-body{flex:1}
.cs-ob-top{display:flex;align-items:center;gap:6px;margin-bottom:20px}
.cs-dots{display:flex;gap:6px;justify-content:center;margin-top:14px}
.cs-dots i{width:8px;height:8px;border-radius:99px;background:var(--cs-line);transition:all .3s var(--cs-ease)}
.cs-dots i.on{width:24px;background:var(--b600)}
.cs-tzline{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--b50);border:1px solid var(--cs-line);border-radius:14px;padding:12px 14px;margin-bottom:14px;font-size:15px}
.cs-tzline b{display:block}
.cs-more{margin:2px 0 8px}
.cs-more summary{cursor:pointer;color:var(--b700);font-weight:700;font-size:14px;padding:8px 0;list-style:none}
.cs-more summary::-webkit-details-marker{display:none}
@media (min-width:860px){
  .cs-ob{grid-template-columns:5fr 6fr;min-height:560px}
  .cs-ob-art{padding:40px 30px}
  .cs-ob-form{padding:40px 44px}
}

/* ---------- rules ---------- */
.cs-rulelist{list-style:none;margin:0 0 6px;padding:0;display:grid;gap:10px}
.cs-rulelist li{display:flex;gap:14px;align-items:flex-start;background:var(--b50);border:1px solid var(--cs-line);border-radius:16px;padding:14px 16px;font-size:15.5px;line-height:1.5}
.cs-rulelist .cs-rn{flex:none;width:28px;height:28px;border-radius:50%;background:var(--b600);color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;margin-top:1px}

/* ---------- app layout with side navigation ---------- */
.cs-layout{display:block}
.cs-tabs{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;justify-content:space-around;gap:4px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-top:1px solid var(--cs-line)}
.cs-tabs button{flex:1;max-width:140px;display:flex;flex-direction:column;align-items:center;gap:3px;min-height:54px;padding:6px 8px;background:none;border:0;border-radius:14px;font:inherit;font-size:12px;font-weight:700;color:var(--cs-muted);cursor:pointer;transition:background .15s,color .15s}
.cs-tabs button[aria-current="page"]{color:var(--b700);background:var(--b100)}
.cs-shell.has-tabs{padding-bottom:104px}
@media (min-width:960px){
  .cs-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:30px;align-items:start}
  .cs-tabs{position:sticky;top:86px;left:auto;right:auto;bottom:auto;flex-direction:column;justify-content:flex-start;padding:12px;border:1px solid rgba(47,95,224,.12);border-radius:24px;background:rgba(255,255,255,.88);box-shadow:0 10px 30px rgba(15,42,122,.09);gap:6px}
  .cs-tabs button{flex:none;max-width:none;flex-direction:row;justify-content:flex-start;gap:12px;min-height:50px;padding:0 16px;font-size:15px}
  .cs-shell.has-tabs{padding-bottom:72px}
}

/* ---------- home dashboard ---------- */
.cs-dash{display:grid;gap:18px}
@media (min-width:960px){.cs-dash{grid-template-columns:minmax(0,1.7fr) minmax(300px,1fr);gap:24px;align-items:start}}
.cs-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.cs-head h1{margin:0}
.cs-hero{background:linear-gradient(145deg,var(--b900),var(--b700) 55%,var(--b500));color:#fff;border-radius:32px;padding:28px 26px;position:relative;overflow:hidden;box-shadow:0 24px 50px rgba(15,42,122,.3);margin-bottom:16px;display:grid;gap:18px;align-items:center}
.cs-hero::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.07);right:-120px;top:-130px}
.cs-hero::after{content:"";position:absolute;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.05);left:-70px;bottom:-90px}
.cs-hero>*{position:relative;z-index:1}
.cs-hero h2{font-size:26px;color:#fff;letter-spacing:-.02em;margin:0 0 6px;display:block}
.cs-hero .cs-sub{color:rgba(255,255,255,.82);margin-bottom:16px}
.cs-hero .cs-hero-art{text-align:center}
.cs-hero .cs-btn.is-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.3)}
.cs-hero .cs-btn.is-ghost:hover{background:rgba(255,255,255,.22)}
@media (min-width:700px){.cs-hero{grid-template-columns:1.4fr 1fr;padding:34px 36px}}
.cs-actions{display:grid;gap:10px;max-width:360px}
.cs-actions .cs-btn{margin:0}
.cs-statlist{display:grid;gap:4px}
.cs-stat{display:flex;align-items:center;gap:14px;padding:12px 4px;border-bottom:1px solid var(--cs-line)}
.cs-stat:last-child{border-bottom:0}
.cs-stat .cs-stat-ico{width:46px;height:46px;border-radius:14px;background:var(--b100);display:flex;align-items:center;justify-content:center}
.cs-stat b{font-size:24px;letter-spacing:-.02em;line-height:1;display:block}
.cs-stat span{font-size:13px;color:var(--cs-muted)}
.cs-week{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;text-align:center}
.cs-week span.cs-wd{font-size:11.5px;font-weight:700;color:var(--cs-muted)}
.cs-week .cs-wdot{aspect-ratio:1;max-width:38px;width:100%;margin:4px auto 0;border-radius:50%;background:var(--b100);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.cs-week .cs-wdot.is-played{background:linear-gradient(135deg,var(--b700),var(--b500))}
.cs-week .cs-wdot.is-frozen{background:var(--b300);color:var(--b800)}
.cs-week .cs-wdot.is-today{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--b600)}
.cs-bonus{display:flex;gap:16px;align-items:flex-start}
.cs-bonus-i{flex:none;width:52px;height:52px;border-radius:16px;background:var(--b100);color:var(--b700);display:flex;align-items:center;justify-content:center}
.cs-row{display:flex;align-items:center;justify-content:space-between;gap:14px}
.cs-switch{flex:none;width:52px;height:30px;border-radius:99px;border:0;background:var(--cs-line);position:relative;cursor:pointer;transition:background .2s}
.cs-switch::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 2px 5px rgba(0,0,0,.2);transition:transform .2s var(--cs-ease)}
.cs-switch[aria-checked="true"]{background:var(--b600)}
.cs-switch[aria-checked="true"]::after{transform:translateX(22px)}

/* ---------- quiz ---------- */
.cs-quiz{max-width:780px;margin:0 auto;padding-bottom:230px}
.cs-qtop{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.cs-qcard{background:#fff;border-radius:28px;padding:26px 24px;box-shadow:0 14px 40px rgba(15,42,122,.12);border:1px solid rgba(47,95,224,.12)}
.cs-topic{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--b700);background:var(--b100);padding:6px 12px;border-radius:99px;margin:0 0 14px}
.cs-shell h1.cs-q{font-size:21px;line-height:1.5;font-weight:700;letter-spacing:-.005em;margin:0 0 20px}
.cs-shell h1.cs-q.is-long{font-size:18px}
.cs-opts{display:grid;gap:10px}
.cs-opt{display:flex;align-items:center;gap:14px;width:100%;min-height:62px;padding:12px 16px;text-align:left;font:inherit;font-size:16.5px;font-weight:600;line-height:1.4;color:var(--cs-ink);background:#fff;border:1.5px solid var(--cs-line);border-radius:18px;cursor:pointer;transition:border-color .15s,background .15s,opacity .2s,box-shadow .15s}
.cs-opt:not([disabled]):not(div):hover{border-color:var(--b400);background:var(--b50)}
.cs-opt-l{flex:none;width:34px;height:34px;border-radius:11px;border:1.5px solid var(--cs-line);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:var(--cs-muted);transition:all .15s}
.cs-opt.is-picked{border-color:var(--b600);background:var(--b50);box-shadow:0 0 0 3px rgba(47,95,224,.14)}
.cs-opt.is-picked .cs-opt-l{background:var(--b600);border-color:var(--b600);color:#fff}
.cs-opt.is-right{border-color:var(--b600);background:var(--b100)}
.cs-opt.is-right .cs-opt-l{background:var(--b600);border-color:var(--b600);color:#fff}
.cs-opt.is-wrong{border-color:var(--cs-rose);background:var(--cs-rose-bg)}
.cs-opt.is-wrong .cs-opt-l{background:var(--cs-rose);border-color:var(--cs-rose);color:#fff}
.cs-opt.is-dim{opacity:.5}
.cs-opt[disabled],div.cs-opt{cursor:default}
.cs-dock{position:fixed;left:0;right:0;bottom:0;z-index:45;background:#fff;border-top:1px solid var(--cs-line);box-shadow:0 -12px 34px rgba(15,42,122,.12);padding:14px 18px calc(14px + env(safe-area-inset-bottom));max-height:62vh;overflow:auto}
.cs-dock.is-new{animation:cs-up .28s var(--cs-ease) both}
@keyframes cs-up{from{transform:translateY(24px);opacity:0}to{transform:none;opacity:1}}
.cs-dock.is-right{background:var(--b100)}
.cs-dock.is-wrong{background:var(--cs-rose-bg)}
.cs-dock-in{max-width:780px;margin:0 auto}
.cs-dock .cs-btn{margin-bottom:0}
.cs-fb-t{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:20px;font-weight:800;margin-bottom:6px;color:var(--b800)}
.cs-dock.is-wrong .cs-fb-t{color:#A52A31}
.cs-fb-t .cs-fb-ico{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--b600);color:#fff}
.cs-dock.is-wrong .cs-fb-ico{background:var(--cs-rose)}
.cs-xp{display:inline-flex;align-items:center;gap:5px;font-size:14px;font-weight:800;background:#fff;border-radius:99px;padding:4px 10px;color:var(--b800)}
.cs-fb-a{margin:0 0 6px;font-size:15px}
.cs-fb-e{margin:0 0 12px;font-size:15px;line-height:1.55;color:var(--cs-ink)}
.cs-long{background:#fff;border-radius:14px;padding:12px 14px;margin:0 0 12px;font-size:14.5px;line-height:1.55}
.cs-dock .cs-link{display:block;margin:0 0 8px;padding:0;min-height:36px}
.cs-celebrate{background:linear-gradient(150deg,var(--b900),var(--b700) 60%,var(--b500))!important;color:#fff;border:0!important;padding:34px 24px!important;max-width:560px;margin:0 auto 16px}
.cs-celebrate h1{color:#fff;font-size:30px}
.cs-celebrate .cs-sub{color:rgba(255,255,255,.85)}
.cs-flame{display:flex;align-items:center;justify-content:center;gap:10px;font-size:20px;margin:6px 0 14px}
.cs-flame b{font-size:46px;letter-spacing:-.03em;line-height:1}
.cs-rewards{list-style:none;padding:0;margin:0 0 18px;display:grid;gap:8px}
.cs-rewards li{display:flex;align-items:center;justify-content:center;gap:10px;background:rgba(255,255,255,.14);border-radius:14px;padding:10px 14px;font-weight:700}
.cs-celebrate .cs-btn.is-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.3)}
.cs-narrow{max-width:520px;margin:0 auto}

/* ---------- streak and shop ---------- */
.cs-two{display:grid;gap:18px}
@media (min-width:1100px){.cs-two{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}}
.cs-streakbig{background:linear-gradient(145deg,var(--b900),var(--b700) 60%,var(--b500))!important;color:#fff;border:0!important;text-align:center}
.cs-streakbig .cs-sub,.cs-streakbig .cs-fine{color:rgba(255,255,255,.82)}
.cs-streakbig-n{font-size:68px;font-weight:800;letter-spacing:-.04em;line-height:1}
.cs-cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.cs-cal-head h2{margin:0}
.cs-cal-row{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-bottom:6px}
.cs-cal-dow span{text-align:center;font-size:12px;font-weight:700;color:var(--cs-muted)}
.cs-cal-d{aspect-ratio:1;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--cs-ink);background:transparent;max-width:46px;width:100%;margin:0 auto}
.cs-cal-d.is-blank{visibility:hidden}
.cs-cal-d.is-future{color:#9AA8C7}
.cs-cal-d.is-played{background:linear-gradient(135deg,var(--b700),var(--b500));color:#fff}
.cs-cal-d.is-frozen{background:var(--b200);color:var(--b800)}
.cs-cal-d.is-rest{color:#9AA8C7}
.cs-cal-d.is-today{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--b600)}
.cs-cal-legend{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.cs-key{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:6px;vertical-align:middle}
.cs-key.is-played{background:var(--b600)} .cs-key.is-frozen{background:var(--b300)} .cs-key.is-rest{background:var(--cs-line)}
.cs-repair{border:1.5px solid var(--b400)!important;background:var(--b50)!important}
.cs-shopgrid{display:grid;gap:16px}
@media (min-width:1100px){.cs-shopgrid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}}
.cs-shopgrid .cs-card{margin-bottom:0}
.cs-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--cs-line)}
.cs-item-btns{display:flex;gap:8px}
.cs-save{display:inline-block;font-size:12px;font-weight:800;color:var(--b800);background:var(--b100);padding:2px 8px;border-radius:99px;margin-left:6px}
.cs-pending{border-color:var(--b400)!important;background:var(--b50)!important}
.cs-pending-row{display:flex;gap:12px;align-items:center}
.cs-sec-ico{width:34px;height:34px;border-radius:11px;background:var(--b100);color:var(--b700);display:inline-flex;align-items:center;justify-content:center;flex:none}

/* ---------- loading, toast ---------- */
.cs-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;min-height:46vh;color:var(--cs-muted);font-weight:600}
.cs-spinner{width:26px;height:26px;border-radius:50%;border:3px solid var(--b200);border-top-color:var(--b600);animation:cs-spin .8s linear infinite;display:inline-block}
.cs-btn .cs-spinner{border-color:rgba(255,255,255,.35);border-top-color:#fff;width:22px;height:22px}
@keyframes cs-spin{to{transform:rotate(360deg)}}
.cs-toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--b900);color:#fff;padding:12px 20px;border-radius:14px;font-weight:600;font-size:14.5px;z-index:90;max-width:90vw;box-shadow:0 12px 30px rgba(0,0,0,.25)}
.cs-toast.is-error{background:#A52A31}
.cs-toast[hidden]{display:none}

@media (max-width:520px){
  .cs-shell{padding:16px 14px 64px}
  .cs-shell h1{font-size:26px}
  .cs-hero{padding:22px 18px}
  .cs-qcard{padding:20px 16px}
}

/* ---------- hub map ---------- */
.cs-hubcard{background:linear-gradient(150deg,var(--b900),var(--b700) 55%,var(--b500));border-radius:32px;padding:20px 18px 14px;color:#fff;position:relative;overflow:hidden;box-shadow:0 24px 50px rgba(15,42,122,.3);margin-bottom:16px}
.cs-hubcard::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.06);right:-150px;top:-160px}
.cs-hubcard>*{position:relative}
.cs-hubcard .cs-banner{max-width:420px}
.cs-hub{position:relative;aspect-ratio:4/5;max-height:640px;margin:0 auto;width:100%}
@media (min-width:700px){.cs-hub{aspect-ratio:6/5;max-width:640px}}
.cs-hub-lines{position:absolute;inset:0;width:100%;height:100%}
.cs-hub-lines line{stroke:rgba(255,255,255,.28);stroke-width:2;vector-effect:non-scaling-stroke;stroke-linecap:round}
.cs-node{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:0;padding:0;font:inherit;color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent}
.cs-node-c{width:62px;height:62px;border-radius:50%;background:#fff;color:var(--b700);display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 6px rgba(255,255,255,.16),0 12px 24px rgba(8,22,70,.35);transition:transform .22s var(--cs-ease),box-shadow .22s var(--cs-ease)}
.cs-node.is-l .cs-node-c{width:76px;height:76px}
.cs-node:hover .cs-node-c{transform:scale(1.07);box-shadow:0 0 0 8px rgba(255,255,255,.22),0 14px 28px rgba(8,22,70,.4)}
.cs-node:active .cs-node-c{transform:scale(.97)}
.cs-node:focus-visible{outline:none}
.cs-node:focus-visible .cs-node-c{box-shadow:0 0 0 4px #fff,0 0 0 8px var(--b400)}
.cs-node-l{font-size:13px;font-weight:700;text-align:center;max-width:110px;line-height:1.25;text-shadow:0 1px 6px rgba(8,22,70,.5)}
.cs-node-center .cs-node-c{width:128px;height:128px;background:linear-gradient(145deg,#fff,var(--b100));box-shadow:0 0 0 9px rgba(255,255,255,.2),0 0 0 20px rgba(255,255,255,.1),0 18px 36px rgba(8,22,70,.4);animation:cs-pulse 3.6s ease-in-out infinite}
.cs-node-center .cs-node-c svg{margin-left:5px}
.cs-node-center.is-done .cs-node-c svg{margin-left:0}
.cs-node-center .cs-node-l{font-size:16px}
@keyframes cs-pulse{0%,100%{box-shadow:0 0 0 9px rgba(255,255,255,.2),0 0 0 20px rgba(255,255,255,.1),0 18px 36px rgba(8,22,70,.4)}50%{box-shadow:0 0 0 12px rgba(255,255,255,.2),0 0 0 26px rgba(255,255,255,.07),0 18px 36px rgba(8,22,70,.4)}}
@media (max-width:520px){.cs-node-c{width:54px;height:54px}.cs-node.is-l .cs-node-c{width:62px;height:62px}.cs-node-center .cs-node-c{width:108px;height:108px}.cs-node-l{font-size:12px}}

/* ---------- leagues, mistakes, badges ---------- */
.cs-back-link{display:inline-flex;align-items:center;gap:6px;background:none;border:0;font:inherit;font-weight:700;font-size:14px;color:var(--b800);cursor:pointer;padding:6px 10px 6px 4px;margin:0 0 10px;border-radius:10px}
.cs-back-link:hover{background:rgba(47,95,224,.1)}
.cs-seg{display:inline-flex;background:rgba(255,255,255,.7);border:1px solid var(--cs-line);border-radius:14px;padding:4px;gap:4px;margin:0 0 16px;max-width:100%;overflow-x:auto}
.cs-seg button{border:0;background:transparent;padding:10px 18px;border-radius:10px;font:inherit;font-weight:700;font-size:14.5px;color:var(--cs-muted);cursor:pointer;white-space:nowrap}
.cs-seg button[aria-selected="true"]{background:linear-gradient(135deg,var(--b700),var(--b500));color:#fff}
.cs-me{display:flex;align-items:center;gap:14px;background:var(--b100)!important}
.cs-board{list-style:none;margin:0;padding:0}
.cs-board li{display:flex;align-items:center;gap:14px;padding:12px 6px;border-bottom:1px solid var(--cs-line)}
.cs-board li:last-child{border-bottom:0}
.cs-board li.is-me{background:var(--b50);border-radius:12px}
.cs-board .cs-rank{flex:none;width:34px;height:34px;border-radius:50%;background:var(--b100);color:var(--b800);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.cs-board li:nth-child(-n+3) .cs-rank{background:linear-gradient(135deg,var(--b700),var(--b500));color:#fff}
.cs-board .cs-lname{flex:1;font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cs-board .cs-empty{color:var(--cs-muted);padding:18px 6px}
.cs-mq{display:block!important;font-size:18px!important;line-height:1.5;margin:0 0 14px!important}
.cs-badges{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:700px){.cs-badges{grid-template-columns:repeat(4,1fr)}}
.cs-badge{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;padding:20px 10px;border-radius:20px;background:var(--b50);border:1px dashed var(--cs-line);color:var(--cs-muted)}
.cs-badge b{font-size:17px;color:var(--cs-ink)}
.cs-badge.is-on{background:linear-gradient(150deg,var(--b100),#fff);border:1px solid var(--b300)}
.cs-badge-i{width:64px;height:64px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:6px;box-shadow:0 6px 16px rgba(15,42,122,.1)}

/* ---------- friend streaks ---------- */
.cs-friends{display:grid;gap:10px}
.cs-friend{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:14px 16px;border-radius:18px;background:var(--b50);border:1px solid var(--cs-line)}
.cs-friend.is-active{background:linear-gradient(150deg,var(--b100),#fff);border-color:var(--b300)}
.cs-friend-streak{display:flex;flex-direction:column;align-items:center;min-width:48px}
.cs-friend-streak b{font-size:22px;letter-spacing:-.02em;line-height:1}
.cs-friend-top{flex:1;min-width:150px;display:flex;flex-direction:column}
.cs-friend-act{display:flex;gap:8px;align-items:center}

/* ---------- save as app ---------- */
.cs-hub-foot{display:flex;justify-content:center;padding:22px 0 6px}
.cs-hub-foot:empty{display:none}
.cs-install{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 22px;border-radius:99px;border:1.5px solid rgba(255,255,255,.55);background:rgba(255,255,255,.14);color:#fff;font:inherit;font-weight:700;font-size:15px;cursor:pointer;transition:background .18s,transform .18s var(--cs-ease)}
.cs-install:hover{background:rgba(255,255,255,.24)}
.cs-install:active{transform:scale(.97)}
.cs-modal{position:fixed;inset:0;z-index:120;background:rgba(11,26,61,.55);display:flex;align-items:center;justify-content:center;padding:18px}
.cs-modal[hidden]{display:none}
.cs-modal-card{background:#fff;border-radius:26px;padding:24px;max-width:440px;width:100%;box-shadow:0 24px 60px rgba(0,0,0,.35)}

@media (max-width:520px){.cs-shell h1.cs-q{font-size:18px;line-height:1.45}.cs-opt{min-height:56px;font-size:15.5px;padding:10px 12px}.cs-dock{padding-top:12px}.cs-fb-e{font-size:14px;margin-bottom:10px}}

/* Standalone app bar (no links to the main site) */
.cs-appbar{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid #E3E9F7}
.cs-appbar-in{max-width:1200px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.cs-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#0F2A7A;letter-spacing:-.01em}
.cs-brand img{width:32px;height:32px;border-radius:8px;display:block}