/* "Ideas" mini app. Layout follows specs/miniapp-prototype/ideas.html (variant C).
   Fonts are served by us: the page touches no host but the platform SDK.
   OFL licences sit next to the files. */
@font-face{font-family:"Onest";font-style:normal;font-weight:400 700;font-display:swap;
  src:url("fonts/onest-cyrillic.woff2") format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Onest";font-style:normal;font-weight:400 700;font-display:swap;
  src:url("fonts/onest-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Unbounded";font-style:normal;font-weight:500 800;font-display:swap;
  src:url("fonts/unbounded-cyrillic.woff2") format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Unbounded";font-style:normal;font-weight:500 800;font-display:swap;
  src:url("fonts/unbounded-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* --ink-3 is a shade darker than in the prototype: 3.2:1 there, 4.5:1 required. */
:root{
  color-scheme:light;
  --app:#F2F1F8; --surface:#FFFFFF; --surface-2:#F0F1F7;
  --ink:#15131A; --ink-2:#55526A; --ink-3:#6B6782; --line:#E3E4EE;
  --cta:#15131A; --cta-ink:#FFFFFF; --volt:#FFD83D; --volt-ink:#15131A;
  --blue:#3D6BFF; --pink:#FF5FA2; --shadow:0 10px 30px -12px rgba(40,30,90,.18);
  --pill:#15131A;
  --display:"Unbounded","Arial Black",system-ui,sans-serif;
  --body:"Onest",system-ui,-apple-system,"Segoe UI",sans-serif;
  --safe-bottom:max(env(safe-area-inset-bottom,0px),var(--tg-safe-area-inset-bottom,0px));
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --app:#121118; --surface:#1C1A24; --surface-2:#25232F;
    --ink:#F4F2FA; --ink-2:#B5B1C8; --ink-3:#9491AA; --line:#2C2A37;
    --cta:#FFFFFF; --cta-ink:#15131A; --shadow:0 10px 30px -12px rgba(0,0,0,.6);
    --pill:#25232F;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --app:#121118; --surface:#1C1A24; --surface-2:#25232F;
  --ink:#F4F2FA; --ink-2:#B5B1C8; --ink-3:#9491AA; --line:#2C2A37;
  --cta:#FFFFFF; --cta-ink:#15131A; --shadow:0 10px 30px -12px rgba(0,0,0,.6);
  --pill:#25232F;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--app);color:var(--ink);font:15px/1.4 var(--body);-webkit-font-smoothing:antialiased;overflow:hidden}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;padding:0;-webkit-tap-highlight-color:transparent}
button:focus-visible,[tabindex]:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
button:disabled{cursor:default}
img{display:block;max-width:100%}
[hidden]{display:none!important}

.app{position:fixed;inset:0;display:flex;flex-direction:column;background:var(--app);color:var(--ink)}
/* overflow-x: the tilted 3D icons and the ribbon stick out a few pixels past the
   edge; without it the whole screen wobbles sideways. */
.screen{flex:1;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.pad{padding:18px 16px calc(32px + var(--safe-bottom));display:flex;flex-direction:column;gap:24px}

/* home: mascot, trends, idea of the day */
.greet{display:flex;align-items:flex-end;gap:10px}
.greet .me{width:74px;height:74px;flex:none;margin:-8px -4px -6px -6px;animation:bob 3.2s ease-in-out infinite}
.greet .me img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 8px 10px rgba(0,0,0,.15))}
.say{position:relative;background:var(--surface);border-radius:26px 26px 26px 8px;padding:10px 14px;box-shadow:0 12px 26px -16px rgba(40,30,90,.4)}
.say small{display:block;font-size:12px;color:var(--ink-3);font-weight:600}
.say b{font:800 19px/1.1 var(--display);letter-spacing:-.01em}

.stories{display:flex;gap:14px;overflow-x:auto;margin-inline:-16px;padding:2px 16px;scrollbar-width:none}
.stories::-webkit-scrollbar{display:none}
.story{flex:none;display:flex;flex-direction:column;align-items:center;gap:6px;width:70px;font-size:12px;font-weight:600;color:var(--ink-2);text-align:center}
.story .ring{width:68px;height:68px;border-radius:50%;padding:3px;background:conic-gradient(from 200deg,#FC5C9C,#FAD335,#C1ED56,#4DD3AB,#285EF5,#794BE4,#FC5C9C)}
.story .ring span{display:block;width:100%;height:100%;border-radius:50%;overflow:hidden;border:3px solid var(--app);background:var(--surface-2)}
.story .ring img{width:100%;height:100%;object-fit:cover}
.story .lbl{max-width:70px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.slider{position:relative;border-radius:34px;overflow:hidden;aspect-ratio:4/4.3;background:#15131A;box-shadow:0 20px 34px -20px rgba(21,19,26,.7);touch-action:pan-y;user-select:none;-webkit-user-select:none}
.slider img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
/* "After" is a frame shifted right with its picture shifted back by the same
   amount: the divider moves by transform only, on the GPU, with no repaint. */
.slider .after{position:absolute;inset:0;overflow:hidden;transform:translateX(50%);will-change:transform}
.slider .after img{transform:translateX(-50%);will-change:transform}
.slider .handle{position:absolute;top:0;bottom:0;left:50%;width:4px;margin-left:-2px;background:#fff;box-shadow:0 0 12px rgba(0,0,0,.35);will-change:transform}
.slider .handle i{position:absolute;top:50%;left:50%;width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;background:#fff;color:#15131A;display:grid;place-items:center;font-style:normal;font-weight:800;box-shadow:0 6px 16px rgba(0,0,0,.3)}
/* No backdrop blur here: it would be recomputed on every frame of a drag. */
.slider .lab{position:absolute;top:14px;font-size:12px;font-weight:700;border-radius:999px;padding:5px 10px;background:rgba(21,19,26,.72);color:#fff}
.slider .lab.l{left:14px}.slider .lab.r{right:14px;background:#FFD83D;color:#15131A}
.slider .cap{position:absolute;left:0;right:0;bottom:0;padding:48px 16px 16px;background:linear-gradient(to top,rgba(10,8,20,.78),transparent);color:#fff;display:flex;align-items:flex-end;justify-content:space-between;gap:10px}
.slider .cap h3{font:800 20px/1.1 var(--display);margin:0}
.slider .cap p{margin:4px 0 0;font-size:13px;opacity:.9}
.slider .cap .go{flex:none;display:inline-flex;align-items:center;gap:10px;min-height:44px;background:#FFFFFF;color:#15131A;border-radius:999px;padding:6px 6px 6px 16px;font-weight:800}
/* The arrow is decoration: the alternative text after "/" keeps screen readers quiet. */
.slider .cap .go::after{content:"\2192";content:"\2192" / "";width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#15131A;color:#FFFFFF;font-weight:800}

.sec-h{display:flex;align-items:baseline;justify-content:space-between}
.sec-h h3{font:700 20px/1.2 var(--display);margin:0;letter-spacing:-.01em}
.sec-h span{color:var(--ink-3);font-size:13px}

/* category bento: the first tile is wide, the second tall */
.bento{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:126px;gap:14px}
.cat{--c:var(--surface-2);--fg:var(--ink);background:var(--c);color:var(--fg);border-radius:32px;box-shadow:0 16px 28px -18px var(--c);text-align:left;position:relative;overflow:visible;isolation:isolate;display:flex;flex-direction:column;justify-content:space-between;padding:16px;transition:transform .15s}
.cat:active{transform:scale(.97)}
.cat.wide{grid-column:span 2}
.cat.tall{grid-row:span 2}
.cat .ic{position:absolute;right:-10px;top:-18px;width:98px;height:98px;object-fit:contain;transform:rotate(var(--r,8deg));filter:drop-shadow(0 10px 14px rgba(0,0,0,.18));animation:bob 3.6s ease-in-out infinite;animation-delay:var(--d,0s);z-index:2}
.cat.tall .ic{width:130px;height:130px;top:-22px;right:-14px}
.cat .txt{position:relative;z-index:3;margin-top:auto}
.cat .t{font:700 16px/1.15 var(--display);letter-spacing:-.01em}
.cat .n{font-size:12px;opacity:.9;margin-top:2px;font-weight:500}
.fan{position:absolute;right:14px;top:14px;bottom:14px;width:150px}
.fan img{position:absolute;top:6px;width:78px;height:98px;object-fit:cover;border-radius:14px;border:3px solid #fff;box-shadow:0 8px 18px rgba(0,0,0,.22);background:#fff}
.fan img:nth-child(1){right:70px;transform:rotate(-12deg)}
.fan img:nth-child(2){right:36px;transform:rotate(-2deg);z-index:1}
.fan img:nth-child(3){right:0;transform:rotate(10deg)}
.hot{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;background:#FFFFFF;color:#15131A;border-radius:999px;padding:4px 8px;margin-top:6px;box-shadow:0 4px 10px -4px rgba(0,0,0,.25)}
/* Tile colours come from the prototype; blue and violet are a shade darker so
   that white text keeps 4.5:1. */
.cat[data-key="photo"],.cat-banner[data-key="photo"]{--c:#FF5FA2;--fg:#15131A}
.cat[data-key="cards"],.cat-banner[data-key="cards"]{--c:#FFD83D;--fg:#15131A}
.cat[data-key="shoot"],.cat-banner[data-key="shoot"]{--c:#2F5BF0;--fg:#FFFFFF}
.cat[data-key="pets"],.cat-banner[data-key="pets"]{--c:#B8F24A;--fg:#15131A}
.cat[data-key="food"],.cat-banner[data-key="food"]{--c:#FF8A3D;--fg:#15131A}
.cat[data-key="home"],.cat-banner[data-key="home"]{--c:#3DDCB0;--fg:#15131A}
.cat[data-key="biz"],.cat-banner[data-key="biz"]{--c:#7A4BE8;--fg:#FFFFFF}
.cat[data-key="video"],.cat-banner[data-key="video"]{--c:#5EC8FF;--fg:#15131A}

.ribbon{margin-inline:-16px;background:#15131A;color:#FFD83D;transform:rotate(-2deg);overflow:hidden;padding-block:10px;white-space:nowrap}
.ribbon div{display:inline-block;font:800 15px/1 var(--display);letter-spacing:.02em;animation:marq 16s linear infinite}

/* example tiles */
.rail{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;margin-inline:-16px;padding-inline:16px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.tile{flex:none;width:148px;scroll-snap-align:start;text-align:left;display:flex;flex-direction:column;gap:8px}
.shot{position:relative;border-radius:26px;overflow:hidden;background:var(--surface-2);aspect-ratio:3/4;box-shadow:0 14px 24px -18px rgba(21,19,26,.55)}
.shot img{width:100%;height:100%;object-fit:cover}
.ph{position:absolute;inset:0;display:grid;place-items:center;font:800 13px var(--display);color:var(--ink-3);text-align:center;padding:12px;background:var(--surface-2)}
.badge{position:absolute;left:8px;top:8px;display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;border-radius:999px;padding:4px 8px;background:rgba(255,255,255,.92);color:#15131A;backdrop-filter:blur(6px)}
.badge.photo{background:#FF5FA2;color:#15131A}
.price{position:absolute;right:8px;bottom:8px;font-size:12px;font-weight:800;border-radius:999px;padding:4px 8px;background:#15131A;color:#FFD83D;font-variant-numeric:tabular-nums}
.play{position:absolute;inset:0;display:grid;place-items:center}
.play i{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.9);display:grid;place-items:center;font-style:normal;color:#15131A;font-size:16px;padding-left:3px;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.tile .tt{font-weight:700;font-size:15px;line-height:1.2}
.tile .td{font-size:12px;color:var(--ink-3);margin-top:-4px}

/* category */
.cat-banner{--c:var(--surface-2);--fg:var(--ink);position:relative;border-radius:34px;background:var(--c);color:var(--fg);box-shadow:0 18px 30px -20px var(--c);padding:20px 18px;min-height:132px;display:flex;flex-direction:column;justify-content:flex-end;overflow:visible;margin-top:10px}
.cat-banner img{position:absolute;right:-6px;top:-26px;width:140px;height:140px;object-fit:contain;transform:rotate(8deg);filter:drop-shadow(0 12px 16px rgba(0,0,0,.2));animation:bob 3.6s ease-in-out infinite}
.cat-banner h2{font:800 25px/1.05 var(--display);margin:0;letter-spacing:-.02em;max-width:62%}
.cat-banner p{margin:6px 0 0;font-size:13px;font-weight:600;opacity:.9}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.chip{flex:none;min-height:44px;padding:9px 14px;border-radius:999px;background:var(--surface);box-shadow:0 6px 14px -10px rgba(21,19,26,.45);font-weight:600;font-size:14px;color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--app)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 12px}
.grid .tile{width:auto}

/* idea card */
.detail .big{position:relative;isolation:isolate;border-radius:34px;overflow:hidden;aspect-ratio:3/4;background:var(--surface-2);box-shadow:0 18px 30px -20px rgba(21,19,26,.6)}
.detail .big img,.detail .big video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.detail .big .play{border-radius:0}
.ba{position:absolute;left:12px;bottom:12px;display:flex;background:rgba(21,19,26,.72);backdrop-filter:blur(10px);border-radius:999px;padding:4px;z-index:2}
.ba button{min-height:44px;min-width:64px;color:#fff;font-weight:700;font-size:13px;padding:7px 14px;border-radius:999px}
.ba button[aria-pressed="true"]{background:#fff;color:#15131A}
.detail h2{font:800 24px/1.1 var(--display);margin:0;letter-spacing:-.02em;text-wrap:balance}
.detail .desc{margin:-12px 0 0;color:var(--ink-2)}
.detail .note{margin:-16px 0 0;color:var(--ink-3);font-size:13px}
.meta{display:flex;flex-wrap:wrap;gap:8px}
.meta span{font-size:13px;font-weight:700;border-radius:999px;padding:6px 11px;background:var(--surface);box-shadow:0 6px 14px -10px rgba(21,19,26,.4);color:var(--ink)}
.need{display:flex;gap:12px;align-items:center;border-radius:28px;padding:16px;background:#FC5C9C;color:#15131A;font-weight:600}
.need b{flex:none;width:44px;height:44px;border-radius:15px;background:#FFFFFF;display:grid;place-items:center;font-size:22px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-weight:700;font-size:15px}
.field input{height:54px;border-radius:22px;border:0;background:var(--surface);color:var(--ink);font:600 17px var(--body);padding-inline:16px;outline:none;box-shadow:0 8px 18px -12px rgba(21,19,26,.45)}
.field input:focus{box-shadow:0 0 0 2px #FF5FA2,0 8px 18px -12px rgba(21,19,26,.45)}
.field small{color:var(--ink-3);font-size:12px}
.overlay-text{position:absolute;left:10%;right:10%;top:9%;text-align:center;font:700 clamp(18px,6vw,26px)/1.15 "Georgia",serif;font-style:italic;color:#C9962B;text-shadow:0 1px 0 #fff6,0 2px 8px rgba(0,0,0,.18);pointer-events:none;z-index:1}
details.prompt{border-radius:26px;background:var(--surface);box-shadow:0 10px 22px -16px rgba(21,19,26,.45);padding:4px 14px}
details.prompt summary{cursor:pointer;min-height:44px;display:flex;align-items:center;justify-content:space-between;font-weight:600;color:var(--ink-2);list-style:none}
details.prompt summary::-webkit-details-marker{display:none}
details.prompt summary::after{content:"\FF0B";color:var(--ink-3)}
details.prompt[open] summary::after{content:"\FF0D"}
details.prompt p{margin:0 0 12px;font-size:13px;line-height:1.5;color:var(--ink-2);font-family:ui-monospace,Menlo,monospace;overflow-wrap:anywhere}
details.prompt h4{margin:0 0 6px;font-size:12px;font-weight:700;color:var(--ink-3)}
.manual{display:flex;flex-direction:column;gap:6px}
.manual textarea{width:100%;min-height:120px;border-radius:14px;border:2px solid var(--line);background:var(--surface);color:var(--ink);font:13px/1.5 ui-monospace,Menlo,monospace;padding:10px}
.manual small{color:var(--ink-3);font-size:12px}
.actions{display:flex;flex-direction:column;gap:10px;position:sticky;bottom:0;z-index:5;padding-block:12px calc(14px + var(--safe-bottom));margin-inline:-16px;padding-inline:16px;background:linear-gradient(to top,var(--app) 70%,transparent)}
.actions .err{margin:0;text-align:center;font-size:14px;font-weight:600;color:var(--ink)}
.cta{min-height:56px;border-radius:999px;background:var(--cta);color:var(--cta-ink);font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;gap:8px;padding-inline:18px}
.cta .e{background:#FFD83D;color:#15131A;border-radius:999px;padding:3px 9px;font-size:14px;font-variant-numeric:tabular-nums}
.ghost{min-height:50px;border-radius:999px;box-shadow:0 8px 18px -12px rgba(21,19,26,.45);font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:center;gap:8px;background:var(--surface)}

/* tabs: a flex row under the screens, so the last element of a list is never covered */
.tabs{flex:none;display:flex;gap:8px;margin:0 16px calc(10px + var(--safe-bottom));padding:6px;border-radius:999px;background:var(--pill);box-shadow:0 12px 26px -12px rgba(0,0,0,.5)}
.tab{flex:1;min-width:0;min-height:46px;border-radius:999px;font-weight:700;font-size:14px;color:rgba(255,255,255,.75);white-space:nowrap;padding-inline:4px}
@media (max-width:359px){.tab{font-size:12.5px}}
.tab[aria-selected="true"]{background:#FFFFFF;color:#15131A}
.tabbed .screen .pad{padding-bottom:24px}

/* learn tab */
/* Lesson colours: --tone is the background (the new covers sit on it seamlessly),
   --fg the text on it, --acc an accent that reads on white. */
.tone-1{--tone:#794BE4;--fg:#FFFFFF;--acc:#6B3DDB}
.tone-2{--tone:#285EF5;--fg:#FFFFFF;--acc:#285EF5}
.tone-3{--tone:#FD8336;--fg:#15131A;--acc:#D9600F}
.tone-4{--tone:#FC5C9C;--fg:#15131A;--acc:#D63A7D}
.tone-5{--tone:#4DD3AB;--fg:#15131A;--acc:#108F6C}
.tone-6{--tone:#FAD335;--fg:#15131A;--acc:#15131A}
.tone-7{--tone:#C1ED56;--fg:#15131A;--acc:#3F8A0B}
/* The art sits right; the text keeps to 56% of the card so the art never slides under it. */
.course{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;gap:8px;min-height:170px;padding:22px 20px 20px;border-radius:32px;background:var(--tone);color:var(--fg);box-shadow:0 18px 30px -18px var(--tone)}
/* In % of the card, not px: the brain keeps its distance from the text on 320-390 px screens. */
.course-art{position:absolute;top:50%;right:-28%;width:90%;height:auto;max-width:none;transform:translateY(-50%);pointer-events:none}
.course > :not(.course-art){position:relative;max-width:58%}
.course h1{font:800 clamp(21px,7vw,27px)/1.1 var(--display);margin:0;letter-spacing:-.02em}
.course-meta{margin:0;color:color-mix(in srgb,var(--fg) 88%,transparent);font-size:15px}
.progress-text{margin:6px 0 0;font-size:15px;font-weight:600;color:color-mix(in srgb,var(--fg) 88%,transparent)}
.bar{height:10px;border-radius:999px;background:color-mix(in srgb,var(--fg) 28%,transparent);overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--fg);border-radius:inherit;transition:width .2s}
/* Rows stack like cards: each one slides 26 px under the next. */
.lessons{display:flex;flex-direction:column}
.lesson-row{position:relative;display:flex;align-items:flex-start;gap:12px;min-height:112px;padding:16px 16px 38px;border-radius:32px;background:var(--tone);color:var(--fg);box-shadow:0 -8px 22px -12px rgba(21,19,26,.28);text-align:left}
.lesson-row + .lesson-row{margin-top:-26px}
.lesson-row:last-child{padding-bottom:16px}
.lesson-row .num{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font:800 15px/1 var(--display);background:rgba(255,255,255,.26);color:var(--fg)}
.lesson-row .num.done{background:#FFFFFF;color:#15131A}
.lesson-row .thumb{position:relative;flex:none;width:76px;height:76px}
.lesson-row .thumb img{width:76px;height:76px;border-radius:22px;object-fit:cover}
.lesson-row .tick{position:absolute;right:-2px;bottom:-2px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font:800 12px/1 var(--display);background:#FFFFFF;color:#15131A;box-shadow:0 0 0 2px var(--surface)}
.lesson-row .lesson-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;padding-right:48px}
.lesson-row .lesson-no{align-self:flex-start;padding:3px 9px;border-radius:999px;background:rgba(255,255,255,.26);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.lesson-row .lesson-title{font:700 15px/1.22 var(--display);letter-spacing:-.01em;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;line-clamp:3;overflow:hidden;overflow-wrap:anywhere}
.lesson-row .lesson-min{font-size:13px;font-weight:600;opacity:.85}
.lesson-row .lesson-go{position:absolute;right:14px;top:16px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#15131A;color:#FFFFFF;font-weight:800;font-size:18px}
.marathon{border-radius:24px;padding:18px;background:#15131A;color:#FFFFFF;border:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.marathon h3{font:800 18px/1.2 var(--display);margin:0}
.marathon p{margin:0;font-size:14px;line-height:1.45;color:#E4E1EE}
.marathon .cta{background:#FFD83D;color:#15131A}
/* The class sign-up block, the owner's "Live" variant: Live and the minutes to the start,
   a big title, a subtitle, three perks with Neira beside them, the form. Nothing here moves on its
   own, clips the frame or lies over it. Its own colours, not the lesson tone: it sits inside
   .lesson-body, whose h3, ul and p rules are overridden on purpose. */
.mc{border-radius:24px;padding:16px;background:#15131A;color:#FFFFFF;display:flex;flex-direction:column;gap:12px;scroll-margin-top:16px;box-shadow:0 18px 40px -22px rgba(21,19,26,.6);font-size:15px;line-height:1.4}
.mc-top{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.mc-live{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:rgba(255,59,92,.16);color:#FF5C78;font:700 11px/1 var(--body);letter-spacing:.08em;text-transform:uppercase}
.mc-live::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.mc-when{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#FFD83D;color:#15131A;font:700 12px/1 var(--body);white-space:nowrap;font-variant-numeric:tabular-nums}
.lesson-body .mc h3,.mc h3{font:800 24px/1.15 var(--display);margin:0;color:#FFFFFF;text-wrap:balance}
.mc p,.lesson-body .mc p{margin:0;font-size:13px;line-height:1.45;color:#C9C5D8}
.lesson-body .mc .mc-sub,.mc .mc-sub{font-size:17px;font-weight:600;line-height:1.35;color:#FFFFFF;text-wrap:balance}
.mc-row{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:2px;align-items:center}
.mc-perks,.lesson-body .mc-perks{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.35;color:#E4E1EE}
.mc-perks li,.lesson-body .mc-perks li{padding-left:0}
.lesson-body .mc-perks li::before{content:none}
.mc-mascot{display:block;width:88px;height:88px;object-fit:cover;pointer-events:none;-webkit-mask-image:radial-gradient(circle at 50% 50%,#000 60%,transparent 72%);mask-image:radial-gradient(circle at 50% 50%,#000 60%,transparent 72%)}
.mc .cta{background:#FFD83D;color:#15131A}
.mc-frame{display:block;width:100%;height:460px;border:0;border-radius:16px;background:#FFFFFF}
.mc-fallback .link{color:#FFD83D;font-weight:700;text-decoration:underline;text-underline-offset:3px}
a.cta{text-decoration:none}

/* lesson: the hero runs to the screen edges, past the padding of the column */
.lesson-hero{margin:-18px -16px 0;padding:18px 20px 26px;border-radius:0 0 40px 40px;background:var(--tone);color:var(--fg);display:flex;flex-direction:column;gap:12px}
.lesson-hero .cover{position:relative;margin:0 -20px;overflow:hidden;aspect-ratio:16/10}
.lesson-hero .cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lesson-hero .kicker{align-self:flex-start;margin:0;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.28);font-size:13px;font-weight:800}
.lesson-hero h2{font:800 30px/1.1 var(--display);margin:0;letter-spacing:-.02em;text-wrap:balance;overflow-wrap:anywhere}
.lesson-hero .desc{margin:0;font-size:17px;line-height:1.45;opacity:.88}
.lesson-hero .mins{margin:0;font-size:14px;opacity:.75}
.lesson .big{position:relative;isolation:isolate;border-radius:28px;overflow:hidden;aspect-ratio:3/4;background:var(--surface-2)}
.lesson .big img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lesson-body{display:flex;flex-direction:column;gap:18px;font-size:18px;line-height:1.6}
.lesson-body p{margin:0;white-space:pre-line;overflow-wrap:anywhere}
.lesson-body strong{font-weight:700;padding:0 .12em;background:linear-gradient(transparent 52%,color-mix(in srgb,var(--tone) 55%,transparent) 52%);-webkit-box-decoration-break:clone;box-decoration-break:clone}
.lesson-body h3{font:700 21px/1.25 var(--display);margin:10px 0 0;color:var(--acc)}
/* --acc is dark enough for white and too dark for the dark theme: there the tone itself reads. */
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .lesson-body h3{color:var(--tone)}}
:root[data-theme="dark"] .lesson-body h3{color:var(--tone)}
.lesson-body ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.lesson-body ul li{position:relative;padding-left:20px;overflow-wrap:anywhere}
.lesson-body ul li::before{content:"";position:absolute;left:0;top:calc(.8em - 5px);width:10px;height:10px;border-radius:3px;background:var(--tone)}
.lesson-body ol{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px}
.lesson-body ol li{display:flex;align-items:flex-start;gap:12px}
.lesson-body ol li > span:last-child{min-width:0;overflow-wrap:anywhere}
.lesson-body .marker{flex:none;width:32px;height:32px;border-radius:11px;display:grid;place-items:center;background:var(--tone);color:var(--fg);font:800 14px/1 var(--display)}
/* Not `.note`: that class is the grey hint on an idea card. */
.lesson-note{display:flex;align-items:center;gap:10px;border-radius:26px;padding:16px;background:var(--tone);color:var(--fg);font-size:17px;font-weight:600;line-height:1.55}
.lesson-note-icon{flex:none;width:40px;height:40px;border-radius:14px;background:#FFFFFF;display:grid;place-items:center;font-size:20px}
.lesson-note p{min-width:0}
.lesson-note strong{background:rgba(255,255,255,.3);border-radius:6px;padding:0 .25em}
.lesson-img{margin:0;display:flex;flex-direction:column;gap:8px}
.lesson-img img{width:100%;height:auto;border-radius:20px;border:1px solid var(--line);background:var(--surface-2)}
.lesson-img .ph{position:relative;inset:auto;min-height:120px;border-radius:20px;border:1px solid var(--line)}
.lesson-img figcaption{font-size:14px;line-height:1.4;color:var(--ink-3);overflow-wrap:anywhere}
.end-mark{height:1px;margin-top:-24px}
.practice{border-radius:26px;padding:14px 16px;background:color-mix(in srgb,var(--tone) 22%,var(--surface));display:flex;flex-direction:column;gap:8px}
.practice h3{margin:0;font:700 17px/1.2 var(--display)}
.practice-prompt{margin:0;font-size:16px;line-height:1.55;white-space:pre-line;overflow-wrap:anywhere}
.practice-hint{margin:0;font-size:13px;color:var(--ink-2)}
.streak-pill{margin:0;width:fit-content;font-weight:700;font-size:14px;padding:6px 12px;border-radius:999px;background:#FFE7CF;color:#15131A}
:root{--confetti:#794BE4,#285EF5,#FD8336,#FC5C9C,#4DD3AB,#FAD335,#C1ED56}
.mascot{position:fixed;left:50%;bottom:calc(122px + var(--safe-bottom));z-index:61;display:flex;align-items:flex-end;gap:10px;width:min(92vw,420px);transform:translate(-50%,140%);transition:transform .35s cubic-bezier(.2,1.3,.4,1)}
.mascot.on{transform:translate(-50%,0)}
.mascot img{width:96px;height:auto;flex:none;filter:drop-shadow(0 8px 14px rgba(21,19,26,.25))}
.mascot.big img{width:132px}
.mascot-say{background:var(--surface);color:var(--ink);border-radius:18px 18px 18px 6px;padding:12px 14px;box-shadow:0 10px 30px rgba(21,19,26,.18);display:flex;flex-direction:column;gap:4px;margin-bottom:18px}
.mascot-main{margin:0;font-weight:800;font-size:16px;line-height:1.3}
.mascot-sub{margin:0;font-weight:700;font-size:14px;color:var(--ink-2)}
@media (prefers-reduced-motion: reduce){.mascot{transition:none}}
.lesson-cta{background:#FFD83D;color:#15131A;box-shadow:0 6px 0 #15131A}
.marathon-line{margin:0;font-size:14px;line-height:1.45;color:var(--ink-2)}
.marathon-line .link{display:flex;width:fit-content;align-items:center;min-height:44px;color:var(--ink);font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* states */
.sk{background:linear-gradient(90deg,var(--surface-2) 0%,var(--surface) 50%,var(--surface-2) 100%);background-size:200% 100%;animation:sk 1.2s infinite linear;border-radius:24px}
.sk.greet-sk{height:66px;width:78%}
.sk.stories-sk{height:92px;border-radius:20px}
.sk.slider-sk{aspect-ratio:4/4.3;border-radius:34px}
.bento-sk{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:126px;gap:14px}
.bento-sk .sk:first-child{grid-column:span 2}
.state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;padding:48px 24px}
.state img{width:120px;height:120px;border-radius:50%;background:#fff;object-fit:contain}
.state h3{font:800 20px/1.2 var(--display);margin:0;max-width:22ch;text-wrap:balance}
.state .cta{width:100%;max-width:260px}

.toast{position:fixed;left:50%;bottom:calc(110px + var(--safe-bottom));transform:translateX(-50%) translateY(20px);opacity:0;background:#15131A;color:#fff;border-radius:999px;padding:12px 18px;font-weight:600;font-size:14px;transition:.2s;pointer-events:none;max-width:calc(100% - 32px);text-align:center;z-index:70}
.toast.on{opacity:1;transform:translateX(-50%)}
.confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:60}

@keyframes bob{0%,100%{translate:0 0}50%{translate:0 -6px}}
@keyframes marq{to{transform:translateX(-50%)}}
@keyframes sk{to{background-position:-200% 0}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
.offscreen{position:fixed;top:-1000px;left:0;opacity:0}

/* lesson podcast: a dark pill in the lesson tone, own controls over <audio> */
.podcast{display:flex;align-items:center;gap:12px;border-radius:28px;padding:14px 14px 14px 12px;background:#15131A;color:#FFFFFF;box-shadow:0 16px 28px -18px rgba(21,19,26,.8)}
.podcast audio{display:none}
.pod-play{flex:none;width:56px;height:56px;border-radius:50%;background:var(--tone);position:relative;box-shadow:0 8px 18px -8px var(--tone)}
.pod-play::before{content:"";position:absolute;left:22px;top:18px;border-style:solid;border-width:10px 0 10px 16px;border-color:transparent transparent transparent var(--fg)}
.pod-play.on::before{left:20px;top:19px;width:5px;height:18px;border:0;background:var(--fg);box-shadow:11px 0 0 var(--fg)}
.pod-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.pod-title{margin:0;font:700 15px/1.2 var(--display)}
.pod-hosts{margin:0;font-size:13px;color:#C9C5D8}
.pod-bar{--p:0%;width:100%;height:24px;margin:2px 0 0;background:transparent;-webkit-appearance:none;appearance:none;cursor:pointer}
.pod-bar::-webkit-slider-runnable-track{height:6px;border-radius:999px;background:linear-gradient(to right,var(--tone) var(--p),rgba(255,255,255,.22) var(--p))}
.pod-bar::-moz-range-track{height:6px;border-radius:999px;background:rgba(255,255,255,.22)}
.pod-bar::-moz-range-progress{height:6px;border-radius:999px;background:var(--tone)}
.pod-bar::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;margin-top:-5px;border-radius:50%;background:#FFFFFF;border:0}
.pod-bar::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#FFFFFF;border:0}
.pod-time{font-size:12px;color:#C9C5D8;font-variant-numeric:tabular-nums}
.pod-speed{flex:none;min-width:48px;min-height:44px;border-radius:999px;background:rgba(255,255,255,.14);color:#FFFFFF;font-weight:800;font-size:13px}

/* "Check yourself" */
/* Lesson blocks (owner 2026-10-01: variant C in brand blue): a solid blue card, the answers
   are bright 3D buttons — white in "Check yourself", yellow in "What do you think?". */
.quiz{--card:#3D6BFF;--edge:#1E3FB8;border-radius:28px;padding:18px;background:var(--card);color:#FFFFFF;box-shadow:0 18px 30px -18px var(--card);display:flex;flex-direction:column;gap:12px}
.quiz-title{margin:0;font:700 14px/1.2 var(--display);color:#FFD83D}
.quiz-q{margin:0;font-weight:700;font-size:19px;line-height:1.35}
.quiz-opts{display:flex;flex-direction:column;gap:10px}
.quiz-opt{min-height:50px;border-radius:18px;padding:11px 15px;text-align:left;font-size:16px;font-weight:700;line-height:1.35;background:#FFFFFF;color:#15131A;border:0;box-shadow:0 4px 0 var(--edge);transition:transform .08s,box-shadow .08s}
.quiz.guess .quiz-opt{background:#FFD83D}
.quiz-opt:active:not(:disabled){transform:translateY(3px);box-shadow:0 1px 0 var(--edge)}
.quiz .quiz-opt.right{background:#4DD3AB;color:#15131A;box-shadow:0 4px 0 #108F6C}
.quiz .quiz-opt.wrong{background:#FC5C9C;color:#15131A;box-shadow:0 4px 0 #B8266A}
.quiz-opt:disabled{cursor:default}
.quiz-opt:disabled:not(.right):not(.wrong){opacity:.55}
.quiz-verdict{margin:0;font-size:16px;line-height:1.5;color:rgba(255,255,255,.92)}
.quiz h3{color:#FFD83D}
.quiz strong{background:none;padding:0;color:#FFD83D}
.quiz .cta{background:#FFD83D;color:#15131A;box-shadow:0 4px 0 var(--edge)}
.builder-label{margin:0;font-size:13px;font-weight:700;color:rgba(255,255,255,.72)}
.builder-box{margin:0;border-radius:18px;padding:12px 14px;background:rgba(255,255,255,.14);font-size:16px;line-height:1.45}
.builder-box mark{background:none;color:inherit;font-weight:700}
.builder-box mark.fresh{background:#FFD83D;color:#15131A;border-radius:6px;padding:0 .15em;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.builder-answer{transition:opacity .2s}
.builder-chips{display:flex;flex-wrap:wrap;gap:8px}
.builder-chip{min-height:44px;padding:9px 15px;border-radius:999px;background:rgba(255,255,255,.16);color:#FFFFFF;font-weight:700;font-size:15px;border:0}
.builder-chip:not(:disabled):not(.on){background:#FFD83D;color:#15131A;box-shadow:0 4px 0 var(--edge)}
.builder-chip.on{background:#4DD3AB;color:#15131A}
.builder:not(.prof) .builder-chip.on::before{content:"✓ "}
.builder-chip:disabled:not(.on){opacity:.55}
.prof .builder-chip:not(.on){background:#FFFFFF;color:#15131A;box-shadow:0 4px 0 var(--edge)}
.prof .builder-chip.on{background:#FFD83D}
.builder-hint{margin:0;font-size:15px;font-weight:600;color:rgba(255,255,255,.92)}
.builder-again{align-self:flex-start;padding-inline:18px}
.prof-tasks ul{margin-top:8px;gap:6px;font-size:16px;line-height:1.45}
.prof-in{height:52px;border-radius:18px;border:2px solid transparent;background:#FFFFFF;color:#15131A;font:500 16px var(--body);padding-inline:14px;outline:none;width:100%}
.prof-in:focus{border-color:#FFD83D}
.prof-ask:disabled{opacity:.6}
.prof-status{margin:0;font-size:15px;color:rgba(255,255,255,.92)}
.prof-status.err{color:#FFD83D}
.prof-answer{border-top:1px solid rgba(255,255,255,.25);padding-top:12px;display:flex;flex-direction:column;gap:12px;font-size:17px}

/* prompts tab */
.pbt-1{--tone:#794BE4;--fg:#FFFFFF}
.pbt-2{--tone:#FAD335;--fg:#15131A}
.pbt-3{--tone:#FC5C9C;--fg:#15131A}
.pbt-4{--tone:#285EF5;--fg:#FFFFFF}
.pbt-5{--tone:#C1ED56;--fg:#15131A}
.pbt-6{--tone:#FD8336;--fg:#15131A}
.pbt-7{--tone:#4DD3AB;--fg:#15131A}
.pbt-8{--tone:#5EC8FF;--fg:#15131A}
.pb-head{position:relative;border-radius:32px;padding:22px 20px 20px;background:#15131A;color:#FFFFFF;display:flex;flex-direction:column;gap:8px;overflow:hidden}
.pb-head::after{content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#FFD83D,#FC5C9C 60%,#794BE4);opacity:.9}
.pb-head > *{position:relative;z-index:1;max-width:80%}
.pb-head h1{margin:0;font:800 clamp(22px,7vw,28px)/1.1 var(--display);letter-spacing:-.02em}
.pb-head p{margin:0;font-size:15px;line-height:1.45;color:#E4E1EE}
.pb-count{align-self:flex-start;padding:4px 10px;border-radius:999px;background:#FFD83D;color:#15131A;font-size:12px;font-weight:800}
.pb-search{display:flex;align-items:center;gap:10px;height:54px;border-radius:22px;padding-inline:16px;background:var(--surface);box-shadow:0 8px 18px -12px rgba(21,19,26,.45)}
.pb-search input{flex:1;min-width:0;height:100%;border:0;background:transparent;color:var(--ink);font:600 16px var(--body);outline:none}
.pb-search:focus-within{box-shadow:0 0 0 2px #FF5FA2,0 8px 18px -12px rgba(21,19,26,.45)}
.pb-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pb-tile{position:relative;min-height:132px;border-radius:28px;padding:14px;background:var(--tone);color:var(--fg);text-align:left;display:flex;flex-direction:column;justify-content:flex-end;gap:2px;box-shadow:0 14px 26px -18px var(--tone);transition:transform .15s}
.pb-tile:active{transform:scale(.97)}
.pb-tile:last-child:nth-child(odd){grid-column:span 2}
.pb-tile .ic{position:absolute;right:-6px;top:-12px;width:78px;height:78px;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(0,0,0,.2));transform:rotate(8deg)}
/* Words never split: a topic name torn mid-word reads worse than a slightly smaller title. */
.pb-tile .t{font:800 16px/1.2 var(--body);letter-spacing:-.01em;hyphens:auto;-webkit-hyphens:auto}
@media (max-width:359px){.pb-tile .t{font-size:13.5px}}
.pb-tile .n{font-size:12px;font-weight:600;opacity:.88}
.pb-list{display:flex;flex-direction:column;gap:10px}
.pb-row{display:flex;align-items:center;gap:12px;min-height:72px;border-radius:24px;padding:14px 14px 14px 16px;background:var(--surface);box-shadow:0 8px 18px -14px rgba(21,19,26,.5);text-align:left}
.pb-row-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.pb-row .t{font-weight:700;font-size:16px;line-height:1.25}
.pb-row .d{font-size:13px;line-height:1.35;color:var(--ink-3)}
.pb-go{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);font-weight:800}
.pb-empty{margin:24px 0;text-align:center;color:var(--ink-3);font-weight:600}
.pb-banner{position:relative;border-radius:32px;padding:96px 18px 20px;background:var(--tone);color:var(--fg);display:flex;flex-direction:column;justify-content:flex-end;gap:4px;margin-top:10px}
.pb-banner img{position:absolute;right:-4px;top:-24px;width:112px;height:112px;object-fit:contain;transform:rotate(8deg);filter:drop-shadow(0 12px 16px rgba(0,0,0,.2))}
.pb-banner h2{margin:0;font:800 clamp(20px,6.4vw,24px)/1.12 var(--display);letter-spacing:-.02em}
.pb-banner p{margin:0;font-size:14px;line-height:1.4;opacity:.92}
.pb-banner .n{font-weight:700;font-size:13px}
.pb-notice{margin:0;border-radius:20px;padding:12px 14px;background:#FFF4CC;color:#15131A;font-size:14px;line-height:1.45}
.pb-kicker{align-self:flex-start;margin:0;padding:6px 12px;border-radius:999px;background:var(--tone);color:var(--fg);font-size:13px;font-weight:800}
.pb-fields{display:flex;flex-direction:column;gap:12px;border-radius:28px;padding:16px;background:color-mix(in srgb,var(--tone) 18%,var(--surface))}
.pb-fields h3{margin:0;font:700 17px/1.2 var(--display)}
.pb-field{display:flex;flex-direction:column;gap:6px}
.pb-field span{font-weight:700;font-size:14px;line-height:1.3}
.pb-field textarea{width:100%;min-height:48px;resize:none;overflow:hidden;border:0;border-radius:18px;padding:13px 14px;background:var(--surface);color:var(--ink);font:500 16px/1.4 var(--body);outline:none;box-shadow:0 6px 14px -10px rgba(21,19,26,.45)}
.pb-field textarea:focus{box-shadow:0 0 0 2px var(--tone),0 6px 14px -10px rgba(21,19,26,.45)}
.pb-fields small{color:var(--ink-2);font-size:13px}
.pb-tip{font-size:15px}
.sk.pb-head-sk{height:150px;border-radius:32px}
.sk.pb-search-sk{height:54px;border-radius:22px}

/* a video inside the lesson text: 16:9, tap to play */
.lesson-video{margin:0;display:flex;flex-direction:column;gap:8px}
.lesson-video video{display:block;width:100%;aspect-ratio:16/9;border-radius:20px;background:#15131A;object-fit:cover}
.lesson-video figcaption{font-size:14px;line-height:1.4;color:var(--ink-3)}