.level-progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,rgba(247,198,106,.82),rgba(132,226,166,.86));box-shadow:0 0 18px rgba(247,198,106,.18);transition:width .3s var(--ease);}
.level-meta{font-size:13px;line-height:1.45;color:rgba(245,242,235,.64);}
.level-factors{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px;}
.level-factors span{padding:7px 9px;border-radius:999px;background:rgba(255,255,255,.052);border:1px solid rgba(255,255,255,.08);color:rgba(245,242,235,.72);font-size:12px;font-weight:560;}
@media(max-width:760px){
  .feature-content{padding-top:39px !important;}
  .feature-topline{top:14px !important;right:14px !important;}
  .level-title{font-size:20px;}
}

/* Daily club: extended learning block after the core action. */
.day-lab{position:relative;overflow:hidden;padding:25px!important;border-color:rgba(247,198,106,.14)!important;background:radial-gradient(circle at 92% 3%,rgba(247,167,60,.13),transparent 34%),linear-gradient(145deg,rgba(27,29,33,.98),rgba(10,11,13,.99))!important}.day-lab:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(115deg,rgba(255,255,255,.025),transparent 38%)}.day-lab>*{position:relative;z-index:1}.day-lab-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:start}.day-lab-head h2{margin:7px 0 8px;font-size:30px;line-height:1.08;letter-spacing:-.04em}.day-lab-head p{max-width:690px;margin:0;color:#a9a39a;font-size:13px;line-height:1.58}.day-lab-progress{width:86px;height:86px;display:grid;align-content:center;justify-items:center;border:1px solid rgba(247,198,106,.24);border-radius:28px;background:rgba(247,198,106,.075);box-shadow:inset 0 1px rgba(255,255,255,.06)}.day-lab-progress strong{color:#ffe39e;font-size:18px}.day-lab-progress span{margin-top:3px;color:#938871;font-size:8px;text-transform:uppercase;letter-spacing:.08em}.day-lab-progress-track{height:5px;margin-top:19px;overflow:hidden;border-radius:999px;background:rgba(255,255,255,.065)}.day-lab-progress-fill{width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#edb84c,#ff8f32);transition:width .3s ease}.day-lab-path{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}.day-lab-path span{padding:11px;border:1px solid rgba(255,255,255,.075);border-radius:14px;background:rgba(255,255,255,.025);color:#8d877f;font-size:10px;font-weight:850;text-align:center}.day-lab-path b{display:inline-grid;width:20px;height:20px;margin-right:5px;place-items:center;border-radius:7px;background:rgba(255,255,255,.06);font-size:9px}.day-lab-path span.is-done{color:#bce8c8;border-color:rgba(108,211,144,.2);background:rgba(108,211,144,.06)}.day-lab-path span.is-done b{color:#092013;background:#85dba0}.day-lab-module{margin-top:13px;padding:20px;border:1px solid rgba(255,255,255,.09);border-radius:21px;background:rgba(255,255,255,.026)}.day-lab-module-meta{display:flex;justify-content:space-between;align-items:center;gap:12px}.day-lab-module-meta span{color:#d9b762;font-size:9px;font-weight:900;text-transform:uppercase;letter-spacing:.15em}.day-lab-module-meta small{color:#78736d;font-size:10px}.day-lab-module h3{margin:9px 0 9px;color:#f0ece6;font-size:22px;line-height:1.18;letter-spacing:-.025em}.day-lab-module>p{margin:0;color:#bbb6ae;font-size:13px;line-height:1.68}.day-lab-reading{background:linear-gradient(145deg,rgba(88,145,227,.075),rgba(255,255,255,.018));border-color:rgba(112,168,244,.16)}.day-lab-points{display:grid;gap:8px;margin-top:16px}.day-lab-points>div{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start;padding:12px 13px;border-radius:14px;background:rgba(0,0,0,.16)}.day-lab-points b{width:25px;height:25px;display:grid;place-items:center;border-radius:9px;background:rgba(113,169,246,.12);color:#afd1ff;font-size:10px}.day-lab-points span{color:#bfc5ce;font-size:12px;line-height:1.52}.day-lab-safety{margin-top:13px;padding:11px 13px;border-left:2px solid #d5a947;border-radius:0 11px 11px 0;background:rgba(213,169,71,.06);color:#a59c8b;font-size:10px;line-height:1.5}.day-lab-module>.btn{margin-top:15px}.day-lab-module>.btn:disabled{opacity:1;color:#bce8c8;border-color:rgba(108,211,144,.2);background:rgba(108,211,144,.07)}.day-lab-practice{background:linear-gradient(145deg,rgba(247,198,106,.06),rgba(255,255,255,.018))}.day-lab-question{margin-top:14px;padding:13px 14px;border:1px solid rgba(247,198,106,.13);border-radius:15px;background:rgba(247,198,106,.04)}.day-lab-question span{display:block;color:#9a8b69;font-size:8px;font-weight:900;text-transform:uppercase;letter-spacing:.13em}.day-lab-question strong{display:block;margin-top:6px;color:#e3dacb;font-size:12px;line-height:1.5}.day-lab-quiz-options{display:grid;gap:8px;margin-top:14px}.day-lab-quiz-options button{display:grid;grid-template-columns:31px minmax(0,1fr);gap:10px;align-items:center;width:100%;padding:11px 13px;border:1px solid rgba(255,255,255,.09);border-radius:14px;background:rgba(255,255,255,.025);color:#c7c2ba;text-align:left;cursor:pointer}.day-lab-quiz-options button:hover{border-color:rgba(247,198,106,.26);background:rgba(247,198,106,.05)}.day-lab-quiz-options button b{width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:rgba(255,255,255,.055);color:#d9b762;font-size:10px}.day-lab-quiz-options button span{font-size:12px;line-height:1.4}.day-lab-quiz-options button.is-correct{border-color:rgba(108,211,144,.3);background:rgba(108,211,144,.075);color:#c8ebd1}.day-lab-quiz-options button.is-correct b{color:#092013;background:#83d89c}.day-lab-quiz-options button.is-wrong{border-color:rgba(255,113,113,.25);background:rgba(255,95,95,.055)}.day-lab-quiz-result{margin-top:11px;padding:12px 13px;border-radius:13px;color:#b8b1a7;font-size:11px;line-height:1.5}.day-lab-quiz-result.is-correct{background:rgba(108,211,144,.07);color:#bee7c9}.day-lab-quiz-result.is-wrong{background:rgba(255,108,108,.055);color:#dfb1ab}.day-lab-journal{display:grid;grid-template-columns:minmax(180px,.65fr) minmax(260px,1fr) auto;gap:12px;align-items:center;margin-top:13px;padding:17px;border:1px solid rgba(255,255,255,.085);border-radius:20px;background:rgba(0,0,0,.17)}.day-lab-journal>div>span{display:block;color:#d9b762;font-size:8px;font-weight:900;text-transform:uppercase;letter-spacing:.13em}.day-lab-journal>div>strong{display:block;margin-top:5px;color:#e1dbd2;font-size:12px}.day-lab-journal textarea{width:100%;min-height:70px;padding:12px 13px;resize:vertical;border:1px solid rgba(255,255,255,.1);border-radius:14px;background:rgba(255,255,255,.035);color:#ece7e0;font:inherit;font-size:12px;line-height:1.45}.day-lab-journal textarea:focus{outline:none;border-color:rgba(247,198,106,.35);box-shadow:0 0 0 3px rgba(247,198,106,.06)}.day-lab-journal .btn{white-space:nowrap}.day-lab-journal>small{grid-column:2/4;color:#77716a;font-size:9px}
@media(max-width:720px){.day-lab{padding:18px!important}.day-lab-head{grid-template-columns:1fr auto;gap:12px}.day-lab-head h2{font-size:25px}.day-lab-progress{width:68px;height:68px;border-radius:22px}.day-lab-progress strong{font-size:15px}.day-lab-path{gap:5px}.day-lab-path span{padding:9px 4px;font-size:8.5px}.day-lab-path b{display:block;margin:0 auto 4px}.day-lab-module{padding:16px;border-radius:18px}.day-lab-module h3{font-size:19px}.day-lab-journal{grid-template-columns:1fr;padding:15px}.day-lab-journal>small{grid-column:1}.day-lab-journal .btn{width:100%;justify-content:center}}

/* Human-friendly member level copy */
.level-meta{max-width:520px;}
.level-factors span{letter-spacing:-.01em;}

/* Optional audio for posts */
.audio-upload-field{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:14px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  background:rgba(255,255,255,.035);
}
.audio-upload-field span{
  color:var(--text);
  font-size:14px;
  font-weight:650;
  letter-spacing:-.01em;
}
.audio-upload-field small{color:var(--muted);font-weight:500;margin-left:6px}
.audio-upload-field input{
  width:100%;
  color:var(--soft);
  font-size:13px;
}
.audio-upload-field em{
  color:var(--muted);
  font-size:12px;
  font-style:normal;
  line-height:1.45;
}
.audio-admin-mark{
  display:inline-flex;
  width:max-content;
  margin-top:8px;
  padding:5px 9px;
  border-radius:999px;
  background:rgba(80,220,150,.12);
  color:#9ff0bd;
  font-size:12px;
  font-weight:650;
}
.post-audio-player{
  margin:0 0 22px;
  padding:16px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:22px;
  background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
}
.post-audio-label{
  margin-bottom:10px;
  color:var(--muted);
  font-size:12px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.08em;
}
.post-audio-player audio{
  display:block;
  width:100%;
  height:42px;
  filter:grayscale(.15);
}


.audio-remove-field{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:42px;
  padding:12px 14px;
  border:1px solid rgba(255,255,255,.09);
  border-radius:16px;
  background:rgba(255,255,255,.035);
  color:rgba(255,255,255,.78);
  font-size:13px;
  font-weight:500;
}
.audio-remove-field[hidden]{display:none!important}
.audio-remove-field input{
  width:16px;
  height:16px;
  accent-color:#ef4444;
}


.assistant-panel { display: flex; flex-direction: column; gap: 16px; }
.assistant-detail-toolbar { display: flex; justify-content: flex-start; }
.assistant-head { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; }
.assistant-head h3 { margin: 4px 0 8px; font-size: clamp(22px, 4vw, 34px); letter-spacing: -0.04em; }
.assistant-head p { margin: 0; color: var(--muted); line-height: 1.55; max-width: 620px; }
.assistant-limit { white-space: nowrap; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); color: rgba(255,255,255,.78); padding: 9px 12px; border-radius: 999px; font-size: 13px; }
.assistant-messages { min-height: 420px; max-height: 58vh; overflow: auto; padding: 16px; border-radius: 24px; background: rgba(0,0,0,.26); border: 1px solid rgba(255,255,255,.08); display: flex; flex-direction: column; gap: 12px; }
.assistant-empty { margin: auto; max-width: 440px; text-align: center; color: var(--muted); display: flex; flex-direction: column; gap: 8px; }
.assistant-empty strong { color: var(--text); font-size: 18px; }
.assistant-message { display: flex; }
.assistant-message.user { justify-content: flex-end; }
.assistant-message.professor { justify-content: flex-start; }
.assistant-bubble { max-width: min(82%, 620px); padding: 13px 15px; border-radius: 18px; font-size: 15px; line-height: 1.55; color: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.055); }
.assistant-message.user .assistant-bubble { background: rgba(255,255,255,.92); color: #080808; border-color: rgba(255,255,255,.2); }
.assistant-typing { display: inline-flex; align-items: center; gap: 5px; min-width: 62px; }
.assistant-typing span { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,.55); animation: assistantDot 1.1s infinite ease-in-out; }
.assistant-typing span:nth-child(2) { animation-delay: .15s; }
.assistant-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes assistantDot { 0%, 80%, 100% { transform: translateY(0); opacity: .35; } 40% { transform: translateY(-4px); opacity: 1; } }
.assistant-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: end; }
.assistant-form textarea { min-height: 52px; max-height: 140px; resize: vertical; border-radius: 18px; padding: 14px 15px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); color: var(--text); outline: none; }
.assistant-form textarea:focus { border-color: rgba(255,255,255,.24); background: rgba(255,255,255,.08); }
@media (max-width: 640px) { .assistant-head { flex-direction: column; } .assistant-limit { align-self: flex-start; } .assistant-messages { min-height: 360px; max-height: 56vh; padding: 12px; } .assistant-bubble { max-width: 92%; font-size: 14px; } .assistant-form { grid-template-columns: 1fr; } }


/* ===== AI Professor 2026 layout fix ===== */
body.assistant-open{
  overflow-x:hidden;
}
body.assistant-open .menu-tabs{
  display:none !important;
}
body.assistant-open .app-shell{
  max-width:min(900px,100%);
  padding-bottom:24px !important;
}
body.assistant-open .topbar{
  display:none;
}
body.assistant-open .section-hero{
  display:none;
}
body.assistant-open .screen[data-screen-panel="functions"]{
  padding-top:0;
}

.assistant-panel.card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:14px;
  min-height:min(780px, calc(100dvh - 28px));
  max-width:860px;
  margin:0 auto;
  padding:18px;
  border-radius:34px;
  background:
    radial-gradient(circle at 18% 0%, rgba(247,198,106,.12), transparent 34%),
    linear-gradient(180deg, rgba(18,19,22,.98), rgba(9,10,12,.99));
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 24px 70px rgba(0,0,0,.48), inset 0 1px 0 rgba(255,255,255,.06);
  overflow:hidden;
}
.assistant-panel.hidden{display:none!important;}
.assistant-panel::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(120deg, rgba(255,255,255,.045), transparent 34%, rgba(247,198,106,.025));
}
.assistant-detail-toolbar,
.assistant-head,
.assistant-messages,
.assistant-form{position:relative;z-index:1;}
.assistant-detail-toolbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  min-height:44px;
}
.assistant-back.btn{
  height:42px;
  padding:0 14px;
  border-radius:16px;
  font-size:14px;
  font-weight:560;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(247,242,232,.84);
}
.assistant-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:14px;
  align-items:start;
  padding:2px 4px 4px;
}
.assistant-head .eyebrow{
  font-size:11px;
  letter-spacing:.28em;
  color:rgba(255,201,99,.86);
}
.assistant-head h3{
  margin:8px 0 8px;
  font-size:clamp(24px,4vw,34px);
  line-height:1.02;
  letter-spacing:-.045em;
  font-weight:780;
}
.assistant-head p{
  margin:0;
  max-width:620px;
  color:rgba(234,229,218,.66);
  font-size:15px;
  line-height:1.52;
  letter-spacing:-.01em;
}
.assistant-limit{
  justify-self:end;
  align-self:start;
  padding:9px 12px;
  border-radius:999px;
  border:1px solid rgba(127,224,157,.22);
  background:rgba(127,224,157,.09);
  color:rgba(178,255,199,.90);
  font-size:13px;
  font-weight:620;
  white-space:nowrap;
}
.assistant-messages{
  flex:1;
  min-height:360px;
  height:clamp(360px, calc(100dvh - 300px), 600px);
  max-height:none;
  overflow:auto;
  padding:16px;
  border-radius:26px;
  background:#0b0c0e;
  border:1px solid rgba(255,255,255,.08);
  display:flex;
  flex-direction:column;
  gap:12px;
  scroll-behavior:smooth;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
}
.assistant-empty{
  margin:auto;
  width:min(440px,100%);
  text-align:center;
  color:rgba(234,229,218,.58);
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:26px 18px;
}
.assistant-empty strong{
  color:rgba(255,255,255,.92);
  font-size:18px;
  letter-spacing:-.02em;
}
.assistant-message{
  display:flex;
  width:100%;
}
.assistant-message.user{justify-content:flex-end;}
.assistant-message.professor{justify-content:flex-start;}
.assistant-bubble{
  max-width:min(78%, 620px);
  padding:13px 15px;
  border-radius:20px;
  font-size:15px;
  line-height:1.58;
  letter-spacing:-.01em;
  color:rgba(246,243,236,.92);
  background:linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.045));
  border:1px solid rgba(255,255,255,.09);
  box-shadow:0 8px 28px rgba(0,0,0,.20);
  word-break:break-word;
}
.assistant-message.professor .assistant-bubble{
  border-bottom-left-radius:8px;
}
.assistant-message.user .assistant-bubble{
  color:#12100b;
  background:linear-gradient(135deg, #fff3c2, #ffad3d);
  border-color:rgba(255,255,255,.22);
  border-bottom-right-radius:8px;
}
.assistant-typing{
  display:inline-flex;
  align-items:center;
  gap:5px;
  min-width:58px;
}
.assistant-typing span{
  width:6px;height:6px;border-radius:50%;
  background:rgba(255,255,255,.55);
  animation:assistantDot 1.1s infinite ease-in-out;
}
.assistant-typing span:nth-child(2){animation-delay:.15s;}
.assistant-typing span:nth-child(3){animation-delay:.3s;}
.assistant-form{
  display:grid;
  grid-template-columns:minmax(0, 1fr) 116px;
  gap:10px;
  align-items:end;
  padding:2px;
}
.assistant-form textarea{
  width:100%;
  min-height:54px;
  max-height:136px;
  resize:none;
  border-radius:22px;
  padding:16px 16px;
  background:#111214;
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.92);
  outline:none;
  font:inherit;
  font-size:15px;
  line-height:1.35;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
}
.assistant-form textarea::placeholder{color:rgba(235,230,222,.46);}
.assistant-form textarea:focus{
  border-color:rgba(247,198,106,.34);
  background:#141518;
  box-shadow:0 0 0 4px rgba(247,198,106,.07), inset 0 1px 0 rgba(255,255,255,.05);
}
.assistant-form .btn{
  height:54px;
  min-height:54px;
  border-radius:22px;
  padding:0 18px;
  font-size:14px;
  font-weight:650;
}

@media (min-width: 900px){
  body.assistant-open .app-shell{
    width:min(900px, calc(100vw - 48px));
    margin-inline:auto;
  }
  .assistant-panel.card{
    min-height:min(760px, calc(100vh - 48px));
    padding:22px;
  }
  .assistant-messages{
    height:520px;
  }
}

@media (max-width: 640px){
  body.assistant-open .app-shell{
    width:100%;
    padding:0 10px 12px !important;
  }
  .assistant-panel.card{
    min-height:calc(100dvh - 18px);
    border-radius:30px;
    padding:14px;
    gap:12px;
  }
  .assistant-detail-toolbar{min-height:40px;}
  .assistant-back.btn{
    height:38px;
    padding:0 12px;
    border-radius:14px;
    font-size:13px;
  }
  .assistant-head{
    grid-template-columns:1fr auto;
    gap:10px;
    padding:0 2px;
  }
  .assistant-head h3{
    font-size:25px;
    margin:7px 0 7px;
  }
  .assistant-head p{
    font-size:14px;
    line-height:1.45;
  }
  .assistant-limit{
    font-size:12px;
    padding:8px 10px;
  }
  .assistant-messages{
    height:calc(100dvh - 282px);
    min-height:310px;
    padding:12px;
    border-radius:24px;
    gap:10px;
  }
  .assistant-bubble{
    max-width:86%;
    padding:12px 13px;
    border-radius:18px;
    font-size:14px;
    line-height:1.52;
  }
  .assistant-form{
    grid-template-columns:minmax(0,1fr) 54px !important;
    gap:8px;
    align-items:end;
  }
  .assistant-form textarea{
    min-height:52px;
    max-height:112px;
    border-radius:20px;
    padding:15px 14px;
    font-size:15px;
  }
  .assistant-form .btn{
    width:54px;
    height:52px;
    min-height:52px;
    padding:0;
    border-radius:20px;
    font-size:0;
    display:grid;
    place-items:center;
  }
  .assistant-form .btn::after{
    content:"↗";
    font-size:20px;
    line-height:1;
    font-weight:700;
  }
}

@media (max-width: 380px){
  .assistant-head h3{font-size:23px;}
  .assistant-head p{font-size:13px;}
  .assistant-messages{height:calc(100dvh - 272px);}
}


/* ===== Assistant: stable in-page layout like habit tracker ===== */
body.assistant-open .menu-tabs,
body.assistant-open .topbar,
body.assistant-open .section-hero{
  display:inherit !important;
}
body.assistant-open .app-shell{
  max-width:var(--shell) !important;
  padding-bottom:110px !important;
}

.assistant-panel.card{
  display:flex;
  flex-direction:column;
  gap:16px;
  width:100%;
  min-height:auto;
  max-width:none;
  margin:0;
  padding:20px;
  border-radius:30px;
  overflow:visible;
  background:
    radial-gradient(circle at 12% 0%, rgba(247,198,106,.13), transparent 34%),
    linear-gradient(180deg, rgba(24,25,28,.94), rgba(13,14,16,.96));
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 18px 50px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.06);
}
.assistant-panel.hidden{display:none!important;}
.assistant-panel::before{display:none!important;}
.assistant-detail-toolbar,
.assistant-head,
.assistant-messages,
.assistant-form{position:relative;z-index:1;}
.assistant-detail-toolbar{display:flex;justify-content:flex-start;align-items:center;min-height:40px;}
.assistant-back.btn{height:40px;padding:0 14px;border-radius:16px;font-size:14px;font-weight:560;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.10);color:rgba(247,242,232,.84);}
.assistant-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:start;padding:2px 0 0;}
.assistant-head .eyebrow{font-size:11px;letter-spacing:.26em;color:rgba(255,201,99,.86);}
.assistant-head h3{margin:7px 0 7px;font-size:clamp(24px,3.2vw,32px);line-height:1.05;letter-spacing:-.04em;font-weight:760;}
.assistant-head p{margin:0;max-width:620px;color:rgba(234,229,218,.66);font-size:15px;line-height:1.5;letter-spacing:-.01em;}
.assistant-limit{justify-self:end;align-self:start;padding:8px 11px;border-radius:999px;border:1px solid rgba(127,224,157,.22);background:rgba(127,224,157,.09);color:rgba(178,255,199,.90);font-size:13px;font-weight:620;white-space:nowrap;}
.assistant-messages{height:clamp(340px, 48vh, 560px);min-height:340px;max-height:none;overflow:auto;padding:16px;border-radius:24px;background:#0b0c0e;border:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);}
.assistant-empty{margin:auto;width:min(430px,100%);text-align:center;color:rgba(234,229,218,.58);display:flex;flex-direction:column;gap:8px;padding:22px 16px;}
.assistant-empty strong{color:rgba(255,255,255,.92);font-size:17px;letter-spacing:-.02em;}
.assistant-message{display:flex;width:100%;}
.assistant-message.user{justify-content:flex-end;}
.assistant-message.professor{justify-content:flex-start;}
.assistant-bubble{max-width:min(78%, 620px);padding:12px 14px;border-radius:19px;font-size:15px;line-height:1.55;letter-spacing:-.01em;color:rgba(246,243,236,.92);background:linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.045));border:1px solid rgba(255,255,255,.09);box-shadow:0 8px 28px rgba(0,0,0,.18);word-break:break-word;}
.assistant-message.professor .assistant-bubble{border-bottom-left-radius:8px;}
.assistant-message.user .assistant-bubble{color:#151109;background:linear-gradient(135deg, #fff0b8, #ffab3d);border-color:rgba(255,255,255,.22);border-bottom-right-radius:8px;}
.assistant-typing{display:inline-flex;align-items:center;gap:5px;min-width:58px;}
.assistant-typing span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.55);animation:assistantDot 1.1s infinite ease-in-out;}
.assistant-typing span:nth-child(2){animation-delay:.15s;}
.assistant-typing span:nth-child(3){animation-delay:.3s;}
.assistant-form{display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:10px;align-items:end;padding:0;}
.assistant-form textarea{width:100%;min-height:54px;max-height:136px;resize:none;border-radius:20px;padding:15px 15px;background:#111214;border:1px solid rgba(255,255,255,.10);color:rgba(255,255,255,.92);outline:none;font:inherit;font-size:15px;line-height:1.35;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);}
.assistant-form textarea::placeholder{color:rgba(235,230,222,.46);}
.assistant-form textarea:focus{border-color:rgba(247,198,106,.34);background:#141518;box-shadow:0 0 0 4px rgba(247,198,106,.07), inset 0 1px 0 rgba(255,255,255,.05);}
.assistant-form .btn{height:54px;min-height:54px;border-radius:20px;padding:0 18px;font-size:14px;font-weight:650;}

@media (min-width: 900px){
  .assistant-panel.card{padding:24px;}
  .assistant-messages{height:520px;}
}
@media (max-width: 640px){
  .assistant-panel.card{border-radius:28px;padding:14px;gap:12px;margin-bottom:18px;}
  .assistant-detail-toolbar{min-height:38px;}
  .assistant-back.btn{height:38px;padding:0 12px;border-radius:14px;font-size:13px;}
  .assistant-head{grid-template-columns:1fr auto;gap:10px;}
  .assistant-head h3{font-size:24px;margin:6px 0;}
  .assistant-head p{font-size:14px;line-height:1.45;}
  .assistant-limit{font-size:12px;padding:7px 9px;}
  .assistant-messages{height:calc(100dvh - 390px);min-height:300px;padding:12px;border-radius:22px;gap:10px;}
  .assistant-bubble{max-width:88%;padding:11px 13px;border-radius:18px;font-size:14px;line-height:1.52;}
  .assistant-form{grid-template-columns:minmax(0,1fr) 54px !important;gap:8px;}
  .assistant-form textarea{min-height:52px;max-height:112px;border-radius:19px;padding:14px 13px;font-size:15px;}
  .assistant-form .btn{width:54px;height:52px;min-height:52px;padding:0;border-radius:19px;font-size:0;display:grid;place-items:center;}
  .assistant-form .btn::after{content:"↗";font-size:19px;line-height:1;font-weight:700;}
}
@media (max-width: 380px){.assistant-head h3{font-size:22px}.assistant-head p{font-size:13px}.assistant-messages{height:calc(100dvh - 374px);}}


/* ===== Professor mentor: clean 2026 in-page chat fix ===== */
.feature-card-assistant .feature-orb{font-size:34px;letter-spacing:-.04em;color:#ffe5a3;}
.feature-card-assistant .feature-visual{background:radial-gradient(circle at center,rgba(255,201,99,.16),transparent 58%)}

.assistant-panel.card{
  display:grid;
  grid-template-rows:auto auto minmax(320px, 1fr) auto;
  gap:14px;
  width:100%;
  max-width:100%;
  min-height:0;
  margin:0 0 18px;
  padding:18px;
  border-radius:30px;
  background:linear-gradient(180deg,#17181b 0%,#0d0e10 100%) !important;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 18px 54px rgba(0,0,0,.38), inset 0 1px 0 rgba(255,255,255,.05);
  overflow:hidden;
}
.assistant-panel.hidden{display:none!important;}
.assistant-panel::before{display:none!important;}
.assistant-detail-toolbar{display:flex;justify-content:flex-start;align-items:center;min-height:38px;}
.assistant-back.btn{height:38px;padding:0 13px;border-radius:14px;font-size:13px;font-weight:560;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.10);color:rgba(246,241,232,.82);}
.assistant-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:start;padding:0 2px;}
.assistant-head .eyebrow{font-size:10px;letter-spacing:.26em;color:rgba(255,201,99,.82);}
.assistant-head h3{margin:6px 0 6px;font-size:clamp(22px,3vw,30px);line-height:1.08;letter-spacing:-.035em;font-weight:720;}
.assistant-head p{margin:0;max-width:620px;color:rgba(234,229,218,.64);font-size:14px;line-height:1.46;letter-spacing:-.01em;}
.assistant-limit{justify-self:end;align-self:start;padding:7px 10px;border-radius:999px;border:1px solid rgba(127,224,157,.22);background:rgba(127,224,157,.08);color:rgba(178,255,199,.88);font-size:12px;font-weight:620;white-space:nowrap;}
.assistant-messages{height:clamp(330px,46vh,540px);min-height:320px;max-height:none;overflow:auto;padding:14px;border-radius:22px;background:#090a0c;border:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth;box-shadow:inset 0 1px 0 rgba(255,255,255,.035);}
.assistant-empty{margin:auto;width:min(420px,100%);text-align:center;color:rgba(234,229,218,.56);display:flex;flex-direction:column;gap:8px;padding:22px 16px;}
.assistant-empty strong{color:rgba(255,255,255,.90);font-size:17px;letter-spacing:-.02em;}
.assistant-message{display:flex;width:100%;}
.assistant-message.user{justify-content:flex-end;}
.assistant-message.professor{justify-content:flex-start;}
.assistant-bubble{max-width:min(80%,620px);padding:12px 14px;border-radius:18px;font-size:14.5px;line-height:1.55;letter-spacing:-.01em;color:rgba(246,243,236,.92);background:#18191c;border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 22px rgba(0,0,0,.18);word-break:break-word;}
.assistant-message.professor .assistant-bubble{border-bottom-left-radius:7px;}
.assistant-message.user .assistant-bubble{color:#17110a;background:linear-gradient(135deg,#fff0b6,#ffb03f);border-color:rgba(255,255,255,.20);border-bottom-right-radius:7px;}
.assistant-typing{display:inline-flex;align-items:center;gap:5px;min-width:54px;}
.assistant-typing span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.56);animation:assistantDot 1.1s infinite ease-in-out;}
.assistant-form{display:grid;grid-template-columns:minmax(0,1fr) 56px;gap:9px;align-items:end;padding:0;}
.assistant-form textarea{width:100%;min-height:54px;max-height:120px;resize:none;border-radius:20px;padding:15px 15px;background:#101113;border:1px solid rgba(255,255,255,.10);color:rgba(255,255,255,.92);outline:none;font:inherit;font-size:15px;line-height:1.34;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);}
.assistant-form textarea::placeholder{color:rgba(235,230,222,.43);}
.assistant-form textarea:focus{border-color:rgba(247,198,106,.32);background:#131417;box-shadow:0 0 0 4px rgba(247,198,106,.065), inset 0 1px 0 rgba(255,255,255,.05);}
.assistant-form .btn.assistant-send{width:56px;height:54px;min-height:54px;padding:0;border-radius:20px;font-size:0;display:grid;place-items:center;background:linear-gradient(135deg,#fff0b6,#ff9c2e);box-shadow:0 12px 32px rgba(255,154,45,.18);}
.assistant-form .btn.assistant-send span{display:none;}
.assistant-form .btn.assistant-send::after{content:'↑';font-size:24px;line-height:1;font-weight:650;transform:rotate(45deg);color:#15100a;}

@media (min-width:900px){
  .assistant-panel.card{padding:22px;border-radius:32px;}
  .assistant-messages{height:500px;}
  .assistant-form{grid-template-columns:minmax(0,1fr) 58px;}
  .assistant-form .btn.assistant-send{width:58px;}
}
@media (max-width:640px){
  .assistant-panel.card{padding:14px;border-radius:26px;gap:12px;margin-bottom:18px;}
  .assistant-head{grid-template-columns:1fr;gap:8px;}
  .assistant-limit{justify-self:start;}
  .assistant-head h3{font-size:23px;margin:5px 0;}
  .assistant-head p{font-size:13.5px;line-height:1.44;}
  .assistant-messages{height:calc(100dvh - 390px);min-height:310px;padding:11px;border-radius:20px;}
  .assistant-bubble{max-width:88%;font-size:14px;padding:11px 12px;}
  .assistant-form{grid-template-columns:minmax(0,1fr) 54px !important;gap:8px;}
  .assistant-form textarea{min-height:52px;border-radius:19px;padding:14px 13px;}
  .assistant-form .btn.assistant-send{width:54px;height:52px;min-height:52px;border-radius:19px;}
}

/* Final stable functions + mentor layout fix */
.feature-lines{display:none!important;}
.feature-card{grid-template-columns:132px minmax(0,1fr)!important;min-height:154px!important;overflow:hidden;}
.feature-visual{min-height:154px!important;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.015))!important;border-right:1px solid rgba(255,255,255,.08)!important;}
.feature-orb{width:68px!important;height:68px!important;border-radius:24px!important;font-size:28px!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 18px 36px rgba(0,0,0,.28)!important;}
.feature-content{padding:22px 24px!important;min-width:0!important;}
.feature-topline{position:absolute!important;right:22px!important;top:18px!important;margin:0!important;display:flex!important;justify-content:flex-end!important;}
.feature-tag{font-size:13px!important;font-weight:650!important;padding:8px 12px!important;letter-spacing:-.01em!important;box-shadow:none!important;}
.feature-tag-live{background:rgba(66,220,132,.12)!important;border:1px solid rgba(66,220,132,.28)!important;color:#8ff0b5!important;}
.feature-tag-live::before{content:"";display:inline-block;width:7px;height:7px;border-radius:999px;background:#41de84;margin-right:8px;box-shadow:0 0 14px rgba(65,222,132,.45);}
.feature-tag-soon{background:rgba(255,255,255,.06)!important;border:1px solid rgba(255,255,255,.10)!important;color:rgba(235,230,222,.72)!important;}
.feature-card h3{font-size:clamp(22px,3.8vw,34px)!important;line-height:1.06!important;margin:16px 0 10px!important;padding-right:118px!important;font-weight:760!important;}
.feature-card p{font-size:clamp(15px,2.4vw,20px)!important;line-height:1.45!important;color:rgba(234,229,218,.66)!important;letter-spacing:-.015em!important;}

.assistant-panel.card{display:flex!important;flex-direction:column!important;gap:16px!important;padding:22px!important;margin-bottom:16px!important;background:#090a0c!important;border:1px solid rgba(255,255,255,.10)!important;border-radius:28px!important;box-shadow:0 24px 80px rgba(0,0,0,.42)!important;overflow:hidden!important;}
.assistant-panel.hidden{display:none!important;}
.assistant-detail-toolbar{display:flex!important;align-items:center!important;justify-content:flex-start!important;min-height:38px!important;}
.assistant-back.btn{min-height:38px!important;height:38px!important;padding:0 14px!important;border-radius:14px!important;font-size:13px!important;font-weight:560!important;}
.assistant-head{display:grid!important;grid-template-columns:minmax(0,1fr) auto!important;gap:14px!important;align-items:start!important;}
.assistant-head h3{font-size:clamp(23px,3vw,32px)!important;line-height:1.05!important;margin:6px 0 8px!important;font-weight:760!important;}
.assistant-head p{font-size:15px!important;line-height:1.5!important;color:rgba(234,229,218,.64)!important;max-width:640px!important;}
.assistant-limit{justify-self:end!important;align-self:start!important;background:rgba(255,255,255,.06)!important;border:1px solid rgba(255,255,255,.1)!important;color:rgba(235,230,222,.76)!important;border-radius:999px!important;padding:8px 11px!important;font-size:13px!important;font-weight:560!important;white-space:nowrap!important;}
.assistant-messages{height:clamp(300px,45vh,520px)!important;min-height:300px!important;max-height:none!important;overflow:auto!important;background:#0d0e10!important;border:1px solid rgba(255,255,255,.08)!important;border-radius:22px!important;padding:14px!important;display:flex!important;flex-direction:column!important;gap:12px!important;}
.assistant-empty{margin:auto!important;max-width:410px!important;text-align:center!important;color:rgba(234,229,218,.56)!important;padding:20px!important;}
.assistant-bubble{max-width:min(78%,620px)!important;padding:12px 14px!important;border-radius:18px!important;font-size:15px!important;line-height:1.52!important;word-break:break-word!important;background:rgba(255,255,255,.06)!important;border:1px solid rgba(255,255,255,.09)!important;color:rgba(246,243,236,.92)!important;}
.assistant-message.user .assistant-bubble{background:linear-gradient(135deg,#fff0b8,#ffad3f)!important;color:#171008!important;border-color:rgba(255,255,255,.18)!important;}
.assistant-form{display:grid!important;grid-template-columns:minmax(0,1fr) 58px!important;gap:10px!important;align-items:end!important;padding:0!important;}
.assistant-form textarea{width:100%!important;min-height:58px!important;max-height:132px!important;border-radius:20px!important;padding:16px!important;background:#111214!important;border:1px solid rgba(255,255,255,.10)!important;color:#f7f3ea!important;font-size:15px!important;line-height:1.35!important;resize:none!important;outline:none!important;}
.assistant-form textarea:focus{border-color:rgba(247,198,106,.34)!important;box-shadow:0 0 0 4px rgba(247,198,106,.07)!important;background:#141518!important;}
.assistant-form .btn,.assistant-send{width:58px!important;min-width:58px!important;height:58px!important;min-height:58px!important;border-radius:20px!important;padding:0!important;font-size:24px!important;font-weight:650!important;display:grid!important;place-items:center!important;line-height:1!important;}
.assistant-form .btn span,.assistant-send span{display:block!important;transform:translate(1px,-1px)!important;}
body.assistant-open .menu-tabs,body.assistant-open .topbar,body.assistant-open .section-hero{display:initial!important;}
body.assistant-open .app-shell{width:min(980px,calc(100vw - 28px))!important;}

@media(max-width:760px){
  .feature-card{grid-template-columns:96px minmax(0,1fr)!important;min-height:142px!important;}
  .feature-visual{min-height:142px!important;}
  .feature-orb{width:54px!important;height:54px!important;border-radius:19px!important;font-size:24px!important;}
  .feature-content{padding:18px 16px!important;}
  .feature-topline{right:14px!important;top:14px!important;}
  .feature-tag{font-size:12px!important;padding:7px 10px!important;}
  .feature-card h3{font-size:24px!important;padding-right:92px!important;margin-top:20px!important;}
  .feature-card p{font-size:16px!important;line-height:1.38!important;}
  .assistant-panel.card{padding:16px!important;border-radius:24px!important;gap:13px!important;margin-bottom:86px!important;}
  .assistant-head{grid-template-columns:1fr!important;gap:10px!important;}
  .assistant-limit{justify-self:start!important;}
  .assistant-head h3{font-size:25px!important;}
  .assistant-head p{font-size:14px!important;}
  .assistant-messages{height:calc(100dvh - 390px)!important;min-height:270px!important;border-radius:20px!important;padding:12px!important;}
  .assistant-bubble{max-width:88%!important;font-size:14px!important;}
  .assistant-form{grid-template-columns:minmax(0,1fr) 54px!important;gap:9px!important;}
  .assistant-form textarea{min-height:54px!important;border-radius:18px!important;padding:14px!important;}
  .assistant-form .btn,.assistant-send{width:54px!important;min-width:54px!important;height:54px!important;min-height:54px!important;border-radius:18px!important;font-size:22px!important;}
}


/* ===== FINAL: mentor logic, green counter, clean button and feature polish ===== */
.feature-lines,
.feature-lines span{display:none!important;visibility:hidden!important;opacity:0!important;}
.feature-card{cursor:pointer!important;}
.feature-card .feature-orb{overflow:hidden!important;}
.feature-svg{width:30px;height:30px;display:block;fill:none;stroke:#ffe8a8;stroke-width:1.85;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 14px rgba(247,198,106,.22));}
.feature-card-assistant .feature-orb{font-size:0!important;background:linear-gradient(145deg,rgba(247,198,106,.16),rgba(255,255,255,.035))!important;}
.feature-card-assistant .feature-visual{background:radial-gradient(circle at center,rgba(247,198,106,.14),transparent 60%)!important;}
.feature-tag-live{background:rgba(66,220,132,.12)!important;border:1px solid rgba(66,220,132,.28)!important;color:#8ff0b5!important;}
.feature-tag-live::before{content:"";display:inline-block;width:7px;height:7px;border-radius:999px;background:#41de84;margin-right:8px;box-shadow:0 0 14px rgba(65,222,132,.45);vertical-align:middle;}
.assistant-limit{background:rgba(66,220,132,.12)!important;border:1px solid rgba(66,220,132,.28)!important;color:#8ff0b5!important;font-weight:650!important;box-shadow:0 0 0 1px rgba(66,220,132,.03),0 10px 28px rgba(65,222,132,.06)!important;}
.assistant-limit::before{content:"";display:inline-block;width:7px;height:7px;border-radius:999px;background:#41de84;margin-right:8px;box-shadow:0 0 12px rgba(65,222,132,.45);vertical-align:1px;}
.assistant-limit.is-low{background:rgba(247,198,106,.11)!important;border-color:rgba(247,198,106,.25)!important;color:#ffe6a6!important;}
.assistant-limit.is-low::before{background:#f7c66a;box-shadow:0 0 12px rgba(247,198,106,.45);}
.assistant-limit.is-empty{background:rgba(255,128,124,.10)!important;border-color:rgba(255,128,124,.22)!important;color:#ffb0ac!important;}
.assistant-limit.is-empty::before{background:#ff807c;box-shadow:0 0 12px rgba(255,128,124,.45);}
.assistant-form{grid-template-columns:minmax(0,1fr) 56px!important;align-items:stretch!important;gap:10px!important;}
.assistant-form textarea{min-height:56px!important;height:56px!important;max-height:120px!important;padding:17px 16px!important;border-radius:19px!important;}
.assistant-send,
.assistant-form .btn.assistant-send,
.assistant-form button[type="submit"]{width:56px!important;min-width:56px!important;height:56px!important;min-height:56px!important;padding:0!important;border-radius:19px!important;display:grid!important;place-items:center!important;font-size:0!important;background:linear-gradient(135deg,#fff1b8 0%,#ffd06f 42%,#ff9626 100%)!important;color:#15100a!important;box-shadow:0 14px 32px rgba(255,151,38,.18),inset 0 1px 0 rgba(255,255,255,.38)!important;}
.assistant-send::after,
.assistant-form .btn.assistant-send::after,
.assistant-form button[type="submit"]::after{content:none!important;display:none!important;}
.assistant-send span{display:none!important;}
.assistant-send svg,
.assistant-form .btn.assistant-send svg{width:22px!important;height:22px!important;display:block!important;fill:none!important;stroke:#15100a!important;stroke-width:2.3!important;stroke-linecap:round!important;stroke-linejoin:round!important;transform:none!important;}
.assistant-send:disabled{opacity:.55!important;filter:saturate(.65)!important;cursor:not-allowed!important;}
.assistant-panel.card{scroll-margin-top:18px!important;}
@media(max-width:760px){
  .assistant-form{grid-template-columns:minmax(0,1fr) 52px!important;gap:8px!important;}
  .assistant-form textarea{height:52px!important;min-height:52px!important;padding:15px 14px!important;border-radius:18px!important;}
  .assistant-send,.assistant-form .btn.assistant-send,.assistant-form button[type="submit"]{width:52px!important;min-width:52px!important;height:52px!important;min-height:52px!important;border-radius:18px!important;}
  .assistant-send svg{width:21px!important;height:21px!important;}
}


/* ===== FINAL 2026 Professor mentor desktop/mobile stable override ===== */
.feature-card[data-feature="assistant"] .feature-orb,
.feature-card-assistant .feature-orb{font-size:0!important;background:linear-gradient(145deg,rgba(247,198,106,.16),rgba(255,255,255,.035))!important;}
.feature-card[data-feature="assistant"] .feature-svg,
.feature-card-assistant .feature-svg{width:30px!important;height:30px!important;display:block!important;fill:none!important;stroke:#ffe8a8!important;stroke-width:1.85!important;stroke-linecap:round!important;stroke-linejoin:round!important;filter:drop-shadow(0 0 14px rgba(247,198,106,.20))!important;}
.feature-lines,.feature-lines span{display:none!important;visibility:hidden!important;opacity:0!important;}
.feature-card{cursor:pointer!important;touch-action:manipulation!important;}
#assistantPanel.assistant-panel.card:not(.hidden){display:flex!important;flex-direction:column!important;gap:16px!important;width:100%!important;max-width:100%!important;min-height:0!important;margin:0 0 96px!important;padding:22px!important;border-radius:28px!important;background:#090a0c!important;border:1px solid rgba(255,255,255,.10)!important;box-shadow:0 24px 80px rgba(0,0,0,.42),inset 0 1px 0 rgba(255,255,255,.04)!important;overflow:hidden!important;position:relative!important;z-index:5!important;}
#assistantPanel.hidden{display:none!important;}#assistantPanel::before{display:none!important;}
#assistantPanel .assistant-detail-toolbar{display:flex!important;align-items:center!important;justify-content:flex-start!important;min-height:38px!important;}
#assistantPanel .assistant-back.btn{min-height:38px!important;height:38px!important;padding:0 14px!important;border-radius:14px!important;font-size:13px!important;font-weight:560!important;background:rgba(255,255,255,.055)!important;border:1px solid rgba(255,255,255,.10)!important;color:rgba(246,241,232,.82)!important;}
#assistantPanel .assistant-head{display:grid!important;grid-template-columns:minmax(0,1fr) auto!important;gap:14px!important;align-items:start!important;padding:0!important;}
#assistantPanel .assistant-head .eyebrow{font-size:10px!important;letter-spacing:.26em!important;color:rgba(255,201,99,.82)!important;}
#assistantPanel .assistant-head h3{font-size:clamp(23px,3vw,32px)!important;line-height:1.05!important;margin:6px 0 8px!important;font-weight:760!important;letter-spacing:-.035em!important;}
#assistantPanel .assistant-head p{font-size:15px!important;line-height:1.5!important;color:rgba(234,229,218,.64)!important;max-width:650px!important;margin:0!important;}
#assistantPanel .assistant-limit{justify-self:end!important;align-self:start!important;background:rgba(66,220,132,.12)!important;border:1px solid rgba(66,220,132,.28)!important;color:#8ff0b5!important;border-radius:999px!important;padding:8px 11px!important;font-size:13px!important;font-weight:650!important;white-space:nowrap!important;box-shadow:0 10px 28px rgba(65,222,132,.06)!important;}
#assistantPanel .assistant-limit::before{content:"";display:inline-block;width:7px;height:7px;border-radius:999px;background:#41de84;margin-right:8px;box-shadow:0 0 12px rgba(65,222,132,.45);vertical-align:1px;}
#assistantPanel .assistant-limit.is-low{background:rgba(247,198,106,.11)!important;border-color:rgba(247,198,106,.25)!important;color:#ffe6a6!important;}#assistantPanel .assistant-limit.is-low::before{background:#f7c66a;}#assistantPanel .assistant-limit.is-empty{background:rgba(255,128,124,.10)!important;border-color:rgba(255,128,124,.22)!important;color:#ffb0ac!important;}#assistantPanel .assistant-limit.is-empty::before{background:#ff807c;}
#assistantPanel .assistant-messages{height:clamp(320px,45vh,540px)!important;min-height:320px!important;max-height:none!important;overflow:auto!important;background:#0d0e10!important;border:1px solid rgba(255,255,255,.08)!important;border-radius:22px!important;padding:14px!important;display:flex!important;flex-direction:column!important;gap:12px!important;scroll-behavior:smooth!important;}
#assistantPanel .assistant-empty{margin:auto!important;max-width:420px!important;text-align:center!important;color:rgba(234,229,218,.56)!important;padding:22px 16px!important;display:flex!important;flex-direction:column!important;gap:8px!important;}#assistantPanel .assistant-empty strong{color:rgba(255,255,255,.9)!important;font-size:17px!important;}
#assistantPanel .assistant-message{display:flex!important;width:100%!important;}#assistantPanel .assistant-message.user{justify-content:flex-end!important;}#assistantPanel .assistant-message.professor{justify-content:flex-start!important;}
#assistantPanel .assistant-bubble{max-width:min(78%,620px)!important;padding:12px 14px!important;border-radius:18px!important;font-size:15px!important;line-height:1.52!important;word-break:break-word!important;background:rgba(255,255,255,.06)!important;border:1px solid rgba(255,255,255,.09)!important;color:rgba(246,243,236,.92)!important;box-shadow:0 8px 22px rgba(0,0,0,.18)!important;}
#assistantPanel .assistant-message.user .assistant-bubble{background:linear-gradient(135deg,#fff0b8,#ffad3f)!important;color:#171008!important;border-color:rgba(255,255,255,.18)!important;border-bottom-right-radius:7px!important;}#assistantPanel .assistant-message.professor .assistant-bubble{border-bottom-left-radius:7px!important;}
#assistantPanel .assistant-form{display:grid!important;grid-template-columns:minmax(0,1fr) 56px!important;align-items:stretch!important;gap:10px!important;padding:0!important;}
#assistantPanel .assistant-form textarea{width:100%!important;min-height:56px!important;height:56px!important;max-height:120px!important;padding:17px 16px!important;border-radius:19px!important;background:#111214!important;border:1px solid rgba(255,255,255,.10)!important;color:#f7f3ea!important;font-size:15px!important;line-height:1.35!important;resize:none!important;outline:none!important;font:inherit!important;}#assistantPanel .assistant-form textarea::placeholder{color:rgba(235,230,222,.46)!important;}#assistantPanel .assistant-form textarea:focus{border-color:rgba(247,198,106,.34)!important;box-shadow:0 0 0 4px rgba(247,198,106,.07)!important;background:#141518!important;}
#assistantPanel .assistant-send,#assistantPanel .assistant-form button[type="submit"]{width:56px!important;min-width:56px!important;height:56px!important;min-height:56px!important;padding:0!important;border-radius:19px!important;display:grid!important;place-items:center!important;font-size:0!important;background:linear-gradient(135deg,#fff1b8 0%,#ffd06f 42%,#ff9626 100%)!important;color:#15100a!important;box-shadow:0 14px 32px rgba(255,151,38,.18),inset 0 1px 0 rgba(255,255,255,.38)!important;}
#assistantPanel .assistant-send::after,#assistantPanel .assistant-form button[type="submit"]::after{content:none!important;display:none!important;}#assistantPanel .assistant-send svg{width:22px!important;height:22px!important;display:block!important;fill:none!important;stroke:#15100a!important;stroke-width:2.3!important;stroke-linecap:round!important;stroke-linejoin:round!important;transform:none!important;}#assistantPanel .assistant-send:disabled{opacity:.55!important;filter:saturate(.65)!important;cursor:not-allowed!important;}
body.assistant-open .menu-tabs,body.assistant-open .topbar,body.assistant-open .section-hero{display:initial!important;}body.assistant-open .app-shell{width:min(980px,calc(100vw - 28px))!important;}
@media(max-width:760px){#assistantPanel.assistant-panel.card:not(.hidden){padding:16px!important;border-radius:24px!important;gap:13px!important;margin-bottom:96px!important;}#assistantPanel .assistant-head{grid-template-columns:1fr!important;gap:10px!important;}#assistantPanel .assistant-limit{justify-self:start!important;}#assistantPanel .assistant-head h3{font-size:25px!important;}#assistantPanel .assistant-head p{font-size:14px!important;}#assistantPanel .assistant-messages{height:calc(100dvh - 390px)!important;min-height:270px!important;border-radius:20px!important;padding:12px!important;}#assistantPanel .assistant-bubble{max-width:88%!important;font-size:14px!important;}#assistantPanel .assistant-form{grid-template-columns:minmax(0,1fr) 52px!important;gap:8px!important;}#assistantPanel .assistant-form textarea{height:52px!important;min-height:52px!important;padding:15px 14px!important;border-radius:18px!important;}#assistantPanel .assistant-send,#assistantPanel .assistant-form button[type="submit"]{width:52px!important;min-width:52px!important;height:52px!important;min-height:52px!important;border-radius:18px!important;}#assistantPanel .assistant-send svg{width:21px!important;height:21px!important;}}


/* ===== 2026 mentor polish: stable chat height, no bottom void, clean icon ===== */
body.mentor-open .app-shell{padding-bottom:82px!important;}
.feature-card[data-feature="assistant"] .feature-visual,.feature-card-assistant .feature-visual{background:radial-gradient(circle at center,rgba(247,198,106,.16),transparent 60%)!important;}
.feature-card[data-feature="assistant"] .feature-orb,.feature-card-assistant .feature-orb{background:linear-gradient(145deg,rgba(247,198,106,.20),rgba(255,255,255,.045))!important;border-color:rgba(247,198,106,.20)!important;}
.feature-svg-mentor{width:31px!important;height:31px!important;stroke:#ffe7a7!important;stroke-width:1.9!important;filter:drop-shadow(0 0 14px rgba(247,198,106,.26))!important;}
#assistantPanel.assistant-panel.card:not(.hidden){display:flex!important;flex-direction:column!important;min-height:clamp(620px, calc(100dvh - 190px), 760px)!important;margin:0 0 14px!important;padding:22px!important;gap:14px!important;}
#assistantPanel .assistant-head{flex:0 0 auto!important;}
#assistantPanel .assistant-messages{flex:1 1 auto!important;height:auto!important;min-height:300px!important;max-height:none!important;}
#assistantPanel .assistant-form{flex:0 0 auto!important;align-items:end!important;}
#assistantPanel .assistant-form textarea{overflow:auto!important;}
#assistantPanel .assistant-send,#assistantPanel .assistant-form button[type="submit"]{aspect-ratio:1/1!important;line-height:0!important;}
#assistantPanel .assistant-send svg{pointer-events:none!important;}
#assistantPanel .assistant-limit{background:rgba(66,220,132,.12)!important;border:1px solid rgba(66,220,132,.30)!important;color:#8ff0b5!important;}
@media(max-width:760px){body.mentor-open .app-shell{padding-bottom:88px!important;}#assistantPanel.assistant-panel.card:not(.hidden){min-height:calc(100dvh - 170px)!important;margin:0 0 10px!important;padding:15px!important;border-radius:24px!important;gap:12px!important;}#assistantPanel .assistant-detail-toolbar{min-height:34px!important;}#assistantPanel .assistant-back.btn{height:36px!important;min-height:36px!important;}#assistantPanel .assistant-head{gap:8px!important;}#assistantPanel .assistant-head h3{font-size:23px!important;margin:4px 0 5px!important;}#assistantPanel .assistant-head p{font-size:13.5px!important;line-height:1.42!important;}#assistantPanel .assistant-limit{font-size:12px!important;padding:7px 10px!important;}#assistantPanel .assistant-messages{min-height:0!important;height:auto!important;padding:12px!important;border-radius:20px!important;}#assistantPanel .assistant-form{grid-template-columns:minmax(0,1fr) 52px!important;}#assistantPanel .assistant-form textarea{min-height:52px!important;height:52px!important;max-height:112px!important;}#assistantPanel .assistant-send,#assistantPanel .assistant-form button[type="submit"]{height:52px!important;min-height:52px!important;width:52px!important;min-width:52px!important;}}
@media(min-width:761px){#assistantPanel.assistant-panel.card:not(.hidden){min-height:680px!important;}}


/* Start reading premium CTA */
.open-material-btn.start{
  position:relative;
  isolation:isolate;
  border-color:rgba(247,198,106,.28) !important;
  background:
    linear-gradient(135deg,rgba(255,239,183,.98),rgba(247,198,106,.94) 48%,rgba(255,138,31,.88)) !important;
  color:rgba(20,13,4,.95) !important;
  box-shadow:0 14px 34px rgba(247,198,106,.16), inset 0 1px 0 rgba(255,255,255,.32) !important;
  font-weight:680 !important;
}
.open-material-btn.start:after{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:inherit;
  background:linear-gradient(120deg,rgba(255,255,255,.36),transparent 34%,rgba(255,255,255,.20) 66%,transparent);
  opacity:.38;
  pointer-events:none;
  z-index:-1;
}
.open-material-btn.start:hover{
  transform:translateY(-1px);
  box-shadow:0 18px 42px rgba(247,198,106,.20), inset 0 1px 0 rgba(255,255,255,.34) !important;
}
.open-material-btn.start:active{
  transform:scale(.985);
}
@media(max-width:760px){
  .open-material-btn.start{
    min-height:48px;
    border-radius:17px;
  }
}


/* Telegram access clean 2026 */
.access-state{
  min-height:390px;
}
.access-visual{
  height:132px;
}
.access-orb{
  width:74px;
  height:74px;
  border-radius:26px;
}
.access-orb svg{
  width:34px;
  height:34px;
}
.access-state h2{
  font-size:clamp(28px,4.2vw,46px) !important;
  line-height:1.05 !important;
  letter-spacing:-.038em !important;
  max-width:640px !important;
  font-weight:760 !important;
}