/* PashuKosh - app.css
   Farmer and landing: field green with turmeric. Vet student: haematoxylin indigo with eosin rose.
   Type: Public Sans for interface and body, Source Serif 4 for titles (a reference-book voice). */
:root{
  --font-d:'Source Serif 4','Noto Serif Devanagari',Georgia,'Times New Roman',serif;
  --font-b:'Public Sans','Noto Sans Devanagari',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --fs:17px; --lh:1.65;
  --focus:#1B5FD6;
  --sh1:0 1px 2px rgba(17,32,24,.06),0 1px 1px rgba(17,32,24,.04);
  --sh2:0 10px 28px -12px rgba(17,32,24,.28);
  --urg1:#A8201A; --urg1-bg:#FCEBE9; --urg2:#7A4E00; --urg2-bg:#FFF1CF; --urg3:#1B6B42; --urg3-bg:#E2F3E8;
}
:root[data-lang="mr"]{--fs:18px;--lh:1.75}
.theme-farmer,.theme-landing{
  --bg:#F5F6F1; --surface:#FFFFFF; --surface-2:#EEF1EA; --ink:#14231A; --muted:#55645B; --line:#DDE3D8; --line-2:#C7D1C3;
  --brand:#17613F; --brand-ink:#FFFFFF; --brand-soft:#E3F0E8; --brand-deep:#0F4A2F;
  --accent:#B26A00; --accent-fill:#F2B13C; --accent-ink:#2A1D00; --accent-soft:#FDF1D6;
  --h1:#B4532A; --h2:#A66A00; --h3:#6B4FC4; --h4:#0F7B8A; --h5:#2E7D4F; --h6:#B8325F;
  --r-s:8px; --r-m:12px; --r-l:18px;
}
.theme-student{
  --bg:#F6F5FA; --surface:#FFFFFF; --surface-2:#EFEDF7; --ink:#1A1633; --muted:#5A5678; --line:#DEDAEE; --line-2:#C9C3E2;
  --brand:#33297E; --brand-ink:#FFFFFF; --brand-soft:#E8E5F7; --brand-deep:#221A5C;
  --accent:#B8325F; --accent-fill:#E0507F; --accent-ink:#FFFFFF; --accent-soft:#FBE6EE;
  --h1:#B4532A; --h2:#A66A00; --h3:#6B4FC4; --h4:#0F7B8A; --h5:#2E7D4F; --h6:#B8325F;
  --r-s:4px; --r-m:8px; --r-l:12px;
}
:root[data-theme="dark"]{--sh1:0 1px 2px rgba(0,0,0,.4);--sh2:0 12px 30px -12px rgba(0,0,0,.7);--focus:#8AB4F8;--urg1:#FF9C94;--urg1-bg:#3C1714;--urg2:#F4C45A;--urg2-bg:#35290A;--urg3:#7FD7A1;--urg3-bg:#133120}
:root[data-theme="dark"] .theme-farmer,:root[data-theme="dark"] .theme-landing{--bg:#0F1812;--surface:#16231B;--surface-2:#1D2D23;--ink:#E8F0EA;--muted:#9FB3A5;--line:#2A3C30;--line-2:#3A5444;--brand:#5CC48C;--brand-ink:#07140C;--brand-soft:#1B3527;--brand-deep:#8FE0B3;--accent:#F0B24A;--accent-fill:#F0B24A;--accent-ink:#2A1D00;--accent-soft:#33280D;--h1:#F08A5D;--h2:#F0B24A;--h3:#A996F5;--h4:#5CC8D6;--h5:#6FD39A;--h6:#F58AAE}
:root[data-theme="dark"] .theme-student{--bg:#100D1F;--surface:#181431;--surface-2:#211B42;--ink:#EEEBFA;--muted:#AFA9D2;--line:#2F2860;--line-2:#403876;--brand:#A99CFF;--brand-ink:#110B30;--brand-soft:#272053;--brand-deep:#C9C0FF;--accent:#FF86AA;--accent-fill:#FF86AA;--accent-ink:#2B0716;--accent-soft:#3C1526;--h1:#F08A5D;--h2:#F0B24A;--h3:#A996F5;--h4:#5CC8D6;--h5:#6FD39A;--h6:#F58AAE}

*,*::before,*::after{box-sizing:border-box}
html{font-size:var(--fs);-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-b);line-height:var(--lh);min-height:100svh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.2;margin:0 0 .5em;font-weight:650;letter-spacing:-.005em}
:root[data-lang="mr"] h1,:root[data-lang="mr"] h2,:root[data-lang="mr"] h3,:root[data-lang="mr"] h4{letter-spacing:0;line-height:1.4}
h1{font-size:clamp(1.85rem,4.2vw,2.6rem)} h2{font-size:1.45rem} h3{font-size:1.12rem}
p{margin:0 0 1em;max-width:66ch}
a{color:var(--brand);text-underline-offset:3px} a:hover{text-decoration-thickness:2px}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand);color:var(--brand-ink);padding:.5rem 1rem;z-index:100;border-radius:6px}
.skip:focus{left:8px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.muted{color:var(--muted)}
.small{font-size:.9rem}

/* ---------- icons ---------- */
.ico{width:1.25em;height:1.25em;flex:none;vertical-align:-.22em;display:inline-block}
.ico-sm{width:1.05em;height:1.05em}
.ico-lg{width:1.6em;height:1.6em}
.badge{display:inline-grid;place-items:center;flex:none;border-radius:50%;background:var(--brand-soft);color:var(--brand);width:2.4rem;height:2.4rem}
.badge .ico{width:55%;height:55%;vertical-align:0}
.badge.b-lg{width:3.6rem;height:3.6rem}
.badge.b-sm{width:1.9rem;height:1.9rem}
.badge.sq{border-radius:var(--r-m)}

/* ---------- header and navigation ---------- */
.top{position:sticky;top:0;z-index:30;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--sh1)}
.top-in{max-width:1280px;margin:0 auto;padding:.55rem 1rem;display:flex;align-items:center;gap:1.1rem;min-height:62px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--ink);font-family:var(--font-d);font-size:1.35rem;font-weight:700;letter-spacing:-.01em}
.brand b{font-weight:700;color:var(--brand)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;flex:none}
.brand-mark .ico{width:20px;height:20px;vertical-align:0}
.nav{display:flex;gap:.2rem;margin-left:.4rem}
.nav a{display:inline-flex;align-items:center;gap:.45rem;padding:.45rem .85rem;border-radius:var(--r-m);text-decoration:none;color:var(--muted);font-weight:600;font-size:.95rem}
.nav a:hover{background:var(--surface-2);color:var(--ink)}
.nav a.on{background:var(--brand-soft);color:var(--brand)}
.tools{margin-left:auto;display:flex;align-items:center;gap:.5rem}
.tool{position:relative;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-m);width:40px;height:40px;display:grid;place-items:center;cursor:pointer;color:var(--ink)}
.tool:hover{border-color:var(--brand);color:var(--brand)}
.tool .ico{width:20px;height:20px;vertical-align:0}
.tool .i-sun{display:none}
:root[data-theme="dark"] .tool .i-sun{display:block}
:root[data-theme="dark"] .tool .i-moon{display:none}
.count{position:absolute;top:-6px;right:-6px;background:var(--accent-fill);color:var(--accent-ink);font-size:.7rem;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:grid;place-items:center;padding:0 4px}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-m);padding:3px}
.seg-b{border:0;background:transparent;padding:.3rem .8rem;border-radius:calc(var(--r-m) - 3px);cursor:pointer;font-weight:650;font-size:.9rem;color:var(--muted);min-height:34px}
.seg-b[aria-pressed="true"]{background:var(--surface);color:var(--brand);box-shadow:var(--sh1)}

/* ---------- landing ---------- */
.theme-landing{background:var(--bg)}
.land{flex:1;max-width:1180px;width:100%;margin:0 auto;padding:1rem 1rem 2.4rem;display:flex;flex-direction:column}
.land-top{display:flex;align-items:center;justify-content:space-between;padding:.4rem 0 2rem}
.land-q{max-width:20ch;margin:0 0 .5rem;font-size:clamp(2.1rem,5.2vw,3.5rem)}
.land-sub{font-size:1.12rem;color:var(--muted);max-width:52ch;margin-bottom:1.8rem}
.land-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.pane{position:relative;display:flex;flex-direction:column;gap:.7rem;padding:1.8rem;text-decoration:none;overflow:hidden;min-height:340px;border-radius:var(--r-l);border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease}
.pane:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.pane-art{display:flex;gap:.6rem;margin-bottom:auto}
.pane-art .badge{width:3.4rem;height:3.4rem}
.pane-word{font-family:'Noto Serif Devanagari',var(--font-d);font-weight:700;font-size:clamp(2.2rem,5vw,3.2rem);line-height:1.2;letter-spacing:0;margin-top:.8rem}
.pane-title{font-family:var(--font-d);font-size:clamp(1.35rem,2.4vw,1.8rem);font-weight:650;line-height:1.25}
.pane-text{max-width:44ch;font-size:1.02rem}
.pane-go{display:inline-flex;align-items:center;gap:.5rem;align-self:flex-start;margin-top:.5rem;padding:.7rem 1.2rem;border-radius:var(--r-m);font-weight:700}
.pane-farmer{background:#E2EEDC;color:#12301F;border-color:#CADDC1}
.pane-farmer .badge{background:#fff;color:#17613F}
.pane-farmer .pane-word{color:#17613F}
.pane-farmer .pane-go{background:#17613F;color:#fff}
.pane-student{background:#2A2166;color:#F1EEFF}
.pane-student .badge{background:rgba(255,255,255,.12);color:#E7E1FF}
.pane-student .pane-word{color:#FFB3CB}
.pane-student .pane-go{background:#FFB3CB;color:#2B0716}
:root[data-theme="dark"] .pane-farmer{background:#16301F;color:#E8F0EA;border-color:#25402F}
:root[data-theme="dark"] .pane-farmer .badge{background:#1D3828;color:#8FE0B3}
:root[data-theme="dark"] .pane-farmer .pane-word{color:#8FE0B3}
:root[data-theme="dark"] .pane-farmer .pane-go{background:#5CC48C;color:#07140C}
.stats{display:flex;flex-wrap:wrap;gap:.6rem 2.2rem;margin:1.8rem 0 0;padding:1.1rem 0 0;border-top:1px solid var(--line)}
.stat-i{display:flex;align-items:center;gap:.7rem}
.stat-i b{font-family:var(--font-d);font-size:1.7rem;line-height:1;color:var(--brand)}
.stat-i span{color:var(--muted);font-size:.92rem;line-height:1.25}
.land-note{margin:1.2rem 0 0;color:var(--muted);font-size:.92rem}
@media (max-width:760px){.land-grid{grid-template-columns:1fr}.pane{min-height:260px}}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:880px;margin:0 auto;padding:1.6rem 1rem 3.4rem;flex:1}
.wrap-wide{width:100%;max-width:1280px;margin:0 auto;padding:1.4rem 1rem 3.4rem;flex:1}
.prose h2{margin-top:1.8em}.prose li{margin-bottom:.4em}
.foot{border-top:1px solid var(--line);background:var(--surface);padding:1.4rem 1rem;color:var(--muted);font-size:.9rem;text-align:center}
.foot p{margin:.25rem auto}.foot-links a{margin:0 .7rem}
.credits{font-size:.82rem}

/* ---------- controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:1.5px solid var(--brand);cursor:pointer;background:var(--brand);color:var(--brand-ink);padding:.6rem 1.15rem;border-radius:var(--r-m);font-weight:650;text-decoration:none;min-height:44px;line-height:1.2}
.btn:hover{filter:brightness(1.1)}
.btn.ghost{background:var(--surface);color:var(--brand);border-color:var(--line-2)}
.btn.ghost:hover{border-color:var(--brand);filter:none;background:var(--brand-soft)}
.btn.sm{padding:.35rem .85rem;min-height:38px;font-size:.93rem}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn[aria-pressed="true"]{background:var(--brand-soft);color:var(--brand);border-color:var(--brand)}
.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .8rem;border-radius:999px;background:var(--surface);color:var(--ink);font-size:.93rem;border:1px solid var(--line-2);line-height:1.35}
.theme-student .chip{border-radius:var(--r-m)}
button.chip{cursor:pointer;font-weight:550}
button.chip:hover{border-color:var(--brand);background:var(--brand-soft)}
.chip.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.chip.no{background:var(--urg1-bg);color:var(--urg1);border-color:transparent}
.chip .ico{width:1.1em;height:1.1em}
.chip .x{border:0;background:transparent;cursor:pointer;line-height:1;padding:0 .1rem;color:inherit;display:inline-grid;place-items:center;opacity:.85}
.chip .x:hover{opacity:1}
.pill{display:inline-flex;align-items:center;gap:.35rem;padding:.14rem .65rem;border-radius:999px;font-size:.84rem;font-weight:650;background:var(--surface-2);color:var(--muted);line-height:1.4}
.theme-student .pill{border-radius:var(--r-s)}
.pill .ico{width:1em;height:1em}
.pill.zoo{background:var(--accent-soft);color:var(--ink);box-shadow:inset 0 0 0 1px var(--accent-fill)}
.pill.u1{background:var(--urg1-bg);color:var(--urg1)}.pill.u2{background:var(--urg2-bg);color:var(--urg2)}.pill.u3{background:var(--urg3-bg);color:var(--urg3)}
.field{display:block;width:100%;border:1.5px solid var(--line-2);background:var(--surface);color:var(--ink);padding:.8rem 1rem;border-radius:var(--r-m);font:inherit;min-height:48px}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 20%,transparent)}
textarea.field{min-height:130px;resize:vertical}
label.lbl{display:block;font-weight:650;margin-bottom:.3rem}
.empty{padding:1.6rem;border:1.5px dashed var(--line-2);border-radius:var(--r-l);color:var(--muted);text-align:center;background:var(--surface)}
.note{padding:1rem;border:1.5px dashed var(--line-2);border-radius:var(--r-m)}

/* ---------- autocomplete ---------- */
.ac{position:relative}
.ac-row{display:flex;gap:.5rem;align-items:stretch}
.ac-box{position:relative;flex:1}
.ac-box .field{padding-left:2.9rem;font-size:1.05rem;min-height:56px;box-shadow:var(--sh1)}
.ac-ico{position:absolute;left:1rem;top:50%;translate:0 -50%;color:var(--muted);pointer-events:none;width:1.3rem;height:1.3rem}
.mic{border:1.5px solid var(--line-2);background:var(--surface);border-radius:var(--r-m);width:56px;cursor:pointer;display:grid;place-items:center;color:var(--brand);box-shadow:var(--sh1)}
.mic:hover{border-color:var(--brand)}
.mic .ico{width:1.4rem;height:1.4rem}
.mic[aria-pressed="true"]{background:var(--urg1-bg);color:var(--urg1);border-color:var(--urg1)}
.ac-list{position:absolute;z-index:40;left:0;right:0;top:calc(100% + 6px);background:var(--surface);border:1.5px solid var(--line-2);border-radius:var(--r-m);box-shadow:var(--sh2);max-height:min(60vh,420px);overflow:auto;padding:.3rem}
.ac-group{padding:.5rem .7rem .2rem;font-size:.82rem;color:var(--muted);font-weight:650}
.ac-item{display:flex;gap:.75rem;align-items:center;padding:.55rem .7rem;border-radius:var(--r-s);cursor:pointer}
.ac-item[aria-selected="true"],.ac-item:hover{background:var(--brand-soft)}
.ac-main{font-weight:650}.ac-sub{font-size:.88rem;color:var(--muted)}
.ac-item mark{background:var(--accent-soft);color:inherit;border-radius:3px;padding:0 1px;box-shadow:inset 0 -2px 0 var(--accent-fill)}
.ac-tag{margin-left:auto;font-size:.78rem;padding:.1rem .55rem;border-radius:999px;background:var(--surface-2);color:var(--muted);white-space:nowrap}
.ac-empty{padding:1rem;color:var(--muted)}
.ac-text{display:block;min-width:0}

/* ---------- farmer flow ---------- */
.steps{display:flex;gap:.4rem;list-style:none;margin:0 0 1.4rem;padding:0;flex-wrap:wrap}
.steps li{display:flex;align-items:center;gap:.5rem;color:var(--muted);font-weight:600;font-size:.92rem}
.steps li+li::before{content:"";width:1.6rem;height:2px;background:var(--line-2);border-radius:2px;margin-right:.1rem}
.steps .n{display:grid;place-items:center;width:1.7rem;height:1.7rem;border-radius:50%;border:1.5px solid var(--line-2);font-size:.82rem;background:var(--surface)}
.steps li.on{color:var(--ink)}.steps li.on .n{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.steps li.done .n{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.lead{font-size:1.1rem;color:var(--muted);margin-bottom:1.3rem;max-width:60ch}
.animals{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:.85rem;margin:1rem 0}
.animal{display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;padding:1.05rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);cursor:pointer;text-align:left;min-height:140px;box-shadow:var(--sh1);transition:transform .15s,border-color .15s,box-shadow .15s}
.animal .badge{margin-bottom:.6rem}
.animal:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh2)}
.animal .n{font-weight:700;line-height:1.25}.animal .m{color:var(--muted);font-size:.92rem}
.more{margin:.4rem 0 1rem}
.crumb{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin-bottom:1.2rem}
.crumb .chip{font-size:1rem;padding:.35rem .95rem .35rem .45rem;gap:.55rem}
.crumb .chip .badge{width:1.9rem;height:1.9rem;background:rgba(255,255,255,.18);color:inherit}
.quick-h{margin:1.4rem 0 .5rem;font-size:1.05rem;font-family:var(--font-b);font-weight:700}
.mode .seg{width:100%;max-width:540px;padding:4px}
.mode .seg-b{flex:1;padding:.55rem .7rem;min-height:42px}
.mode{margin:.2rem 0 1.1rem}
.picked{display:flex;flex-wrap:wrap;gap:.45rem;margin:.9rem 0}
.quick{display:flex;flex-wrap:wrap;gap:.5rem;margin:.6rem 0 0}
.res-h{display:flex;align-items:baseline;gap:.7rem;flex-wrap:wrap;margin:2rem 0 .6rem}
.res-h h2{margin:0;font-size:1.3rem}
.next{background:var(--accent-soft);border:1px solid var(--accent-fill);border-radius:var(--r-l);padding:1.1rem 1.2rem;margin:1.4rem 0}
.next h3{margin:0 0 .3rem;display:flex;align-items:center;gap:.5rem;font-family:var(--font-b)}
.next-q{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin:.3rem 0;padding:.65rem 0;border-top:1px solid color-mix(in srgb,var(--accent-fill) 50%,transparent)}
.next-q .q{flex:1;min-width:200px;font-weight:650}
.next-q .yn{display:flex;gap:.4rem}

.card{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--line-2);border-radius:var(--r-l);margin:.75rem 0;overflow:hidden;box-shadow:var(--sh1)}
.card.u1{border-left-color:var(--urg1)}.card.u2{border-left-color:var(--accent-fill)}.card.u3{border-left-color:var(--urg3)}
.card>summary{list-style:none;cursor:pointer;padding:1.05rem 1.15rem;display:flex;gap:.9rem;align-items:flex-start}
.card>summary::-webkit-details-marker{display:none}
.card>summary:hover{background:color-mix(in srgb,var(--brand) 4%,transparent)}
.card[open]{box-shadow:var(--sh2)}
.card .grow{flex:1;min-width:0}
.card .t{font-family:var(--font-d);font-weight:650;font-size:1.22rem;line-height:1.28}
.card .t2{color:var(--muted);font-size:.94rem}
.card .sn{margin:.4rem 0 0;color:var(--muted);font-size:.96rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card[open] .sn{display:none}
.card .meta{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.6rem;align-items:center}
.chev{width:22px;height:22px;flex:none;color:var(--muted);transition:rotate .2s;margin-top:.2rem}
.card[open] .chev{rotate:180deg}
.dots{display:inline-flex;gap:3px;align-items:center;margin-left:.3rem}
.dots i{width:9px;height:9px;border-radius:50%;background:var(--line-2);display:inline-block}
.dots i.f{background:var(--brand)}
.dots span{font-size:.84rem;color:var(--muted);margin-left:.4rem;font-weight:600}
.card-body{padding:.2rem 1.15rem 1.3rem}
.urg{display:flex;gap:.75rem;align-items:center;padding:.85rem 1.05rem;border-radius:var(--r-m);font-weight:700;margin:.3rem 0 1.1rem;font-size:1.04rem}
.urg .ico{width:1.5rem;height:1.5rem;vertical-align:0}
.urg.u1{background:var(--urg1-bg);color:var(--urg1)}.urg.u2{background:var(--urg2-bg);color:var(--urg2)}.urg.u3{background:var(--urg3-bg);color:var(--urg3)}
.warnbox{display:flex;gap:.7rem;align-items:flex-start;border:1px solid var(--accent-fill);background:var(--accent-soft);padding:.8rem 1rem;border-radius:var(--r-m);margin:.2rem 0 1.1rem}
.facts{display:flex;flex-wrap:wrap;gap:.4rem .5rem;margin:0 0 1rem}
.sec{display:grid;grid-template-columns:2.6rem 1fr;gap:.2rem .85rem;margin:0;padding:1.1rem 0;border-top:1px solid var(--line)}
.sec:first-of-type{border-top:0}
.sec>.badge{grid-row:1/3}
.sec h3{margin:.25rem 0 .35rem;font-family:var(--font-b);font-weight:700;font-size:1.08rem}
.sec>div{min-width:0}
.sec p{margin-bottom:.55em}
.sec.what>.badge{color:var(--h4);background:color-mix(in srgb,var(--h4) 14%,var(--surface))}
.sec.see>.badge{color:var(--h2);background:color-mix(in srgb,var(--h2) 15%,var(--surface))}
.sec.care>.badge{color:var(--h5);background:color-mix(in srgb,var(--h5) 15%,var(--surface))}
.sec.prevent>.badge{color:var(--h3);background:color-mix(in srgb,var(--h3) 14%,var(--surface))}
.sec.care{background:color-mix(in srgb,var(--h5) 7%,var(--surface));margin:.4rem -.6rem;padding:1.1rem .6rem;border:1px solid color-mix(in srgb,var(--h5) 30%,var(--line));border-radius:var(--r-m)}
.sec.care .bul li::marker{color:var(--h5)}
.actions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.2rem}
.bul{margin:.2rem 0 .6rem;padding-left:1.2rem;max-width:68ch}
.bul li{margin:.34rem 0;padding-left:.25rem}
.bul li::marker{color:var(--brand)}
.kv-line{margin:0 0 .5em}
.kv-line b{font-weight:700}

/* ---------- student workspace ---------- */
.ws-head{margin-bottom:1rem}
.ws-head h1{font-size:clamp(1.6rem,3.2vw,2.2rem);margin-bottom:.9rem}
.tabs{display:flex;gap:.2rem;border-bottom:2px solid var(--line);margin:0 0 1rem;overflow-x:auto;scrollbar-width:none}
.tab{display:inline-flex;align-items:center;gap:.5rem;border:0;background:transparent;padding:.7rem 1.05rem;cursor:pointer;font-weight:650;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px;white-space:nowrap}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{color:var(--brand);border-bottom-color:var(--accent-fill)}
.ws-bar{display:grid;grid-template-columns:1fr auto;gap:.7rem;align-items:start}
.ws-bar select.field{min-width:210px;min-height:56px}
.ws{display:grid;grid-template-columns:minmax(310px,390px) 1fr;gap:1.3rem;align-items:start;margin-top:1.2rem}
.list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:.4rem;max-height:calc(100svh - 150px);overflow:auto;position:sticky;top:78px;box-shadow:var(--sh1)}
.list-h{padding:.7rem .75rem .35rem;font-weight:700;display:flex;justify-content:space-between;gap:.5rem;align-items:center}
.li{display:flex;gap:.75rem;align-items:flex-start;width:100%;text-align:left;border:0;background:transparent;padding:.65rem .7rem;border-radius:var(--r-s);cursor:pointer;border-left:4px solid transparent}
.li:hover{background:var(--surface-2)}
.li[aria-current="true"]{background:var(--brand-soft);border-left-color:var(--accent-fill)}
.li .badge{margin-top:.1rem}
.li .tx{min-width:0;flex:1}
.li .a{font-weight:650;line-height:1.3}.li .b{font-size:.88rem;color:var(--muted)}
.li .hit{display:flex;gap:.25rem;flex-wrap:wrap;margin-top:.3rem}
.li .hit .pill{font-size:.75rem;background:var(--accent-soft);color:var(--ink)}
.catbar{display:flex;flex-wrap:wrap;gap:.35rem;padding:.4rem .55rem .7rem}
.catbar .chip{font-size:.82rem;padding:.2rem .6rem}
.slide{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:1.6rem 1.7rem 1.8rem;min-width:0;box-shadow:var(--sh1)}
.slide-h{margin-bottom:1rem;padding-bottom:1.1rem;border-bottom:1px solid var(--line)}
.slide-h h2{font-size:clamp(1.55rem,3vw,2.15rem);margin-bottom:.15rem}
.slide-h .mr{font-size:1.2rem;color:var(--brand);font-weight:600;margin-bottom:.3rem;font-family:var(--font-d)}
.slide-h .full{color:var(--muted);font-size:.95rem;margin:.2rem 0 .8rem;max-width:80ch}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;margin:.5rem 0}
.chips-l{font-size:.85rem;font-weight:700;color:var(--muted);margin:.9rem 0 .1rem}
.keyfacts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.7rem;margin:1rem 0}
.kf{display:flex;gap:.7rem;align-items:flex-start;padding:.75rem .9rem;border:1px solid var(--line);border-radius:var(--r-m);background:var(--bg)}
.kf .badge{width:2.2rem;height:2.2rem}
.kf>div>b{display:block;font-size:.8rem;font-weight:700;color:var(--muted);letter-spacing:.02em}
.kf>div>span{font-weight:650;line-height:1.35;display:block}
.rail{display:flex;gap:.35rem;flex-wrap:wrap;position:sticky;top:62px;z-index:5;background:color-mix(in srgb,var(--surface) 96%,transparent);backdrop-filter:blur(6px);padding:.55rem 0;border-bottom:1px solid var(--line);margin:0 0 .8rem}
.rail a{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .75rem;border-radius:var(--r-s);text-decoration:none;color:var(--muted);font-weight:650;font-size:.9rem;border:1px solid var(--line)}
.rail a:hover,.rail a.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.switch{display:inline-flex;gap:.6rem;align-items:center;cursor:pointer;font-weight:650;user-select:none}
.switch input{position:absolute;opacity:0}
.switch .trk{width:44px;height:26px;border-radius:13px;background:var(--line-2);position:relative;transition:background .2s}
.switch .trk::after{content:"";position:absolute;left:3px;top:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:translate .2s}
.switch input:checked+.trk{background:var(--brand)}.switch input:checked+.trk::after{translate:18px 0}
.switch input:focus-visible+.trk{outline:3px solid var(--focus);outline-offset:2px}
.blk{--c:var(--brand);margin:1.1rem 0;padding:1.1rem 1.25rem 1.2rem;border:1px solid var(--line);border-top:3px solid var(--c);border-radius:var(--r-m);background:var(--surface);scroll-margin-top:130px}
.blk-h{display:flex;align-items:center;gap:.7rem;margin:0 0 .6rem}
.blk-h h3{margin:0;font-family:var(--font-b);font-weight:700;font-size:1.12rem}
.blk-h .badge{width:2.2rem;height:2.2rem;color:var(--c);background:color-mix(in srgb,var(--c) 13%,var(--surface))}
.blk .tech{max-width:74ch}
.blk .tech p{max-width:74ch}
.blk .bul{max-width:74ch}
.blk .bul li{margin:.4rem 0}
.blk .bul li::marker{color:var(--c)}
.lay{margin-top:.8rem;background:var(--accent-soft);border-left:4px solid var(--accent-fill);border-radius:0 var(--r-m) var(--r-m) 0;padding:.75rem 1rem;max-width:74ch}
.lay b{display:flex;align-items:center;gap:.4rem;font-size:.84rem;color:var(--muted);margin-bottom:.2rem}
.show-if-lay{display:none}
.slide.show-lay .show-if-lay{display:block}
.std{background:color-mix(in srgb,var(--accent-fill) 20%,transparent);border-bottom:1.5px dotted var(--accent);border-radius:2px;cursor:help}
.legend-std{font-size:.88rem;color:var(--muted)}
.src{font-size:.9rem;color:var(--muted)}
.rel{display:flex;flex-wrap:wrap;gap:.4rem}
.drugcard{display:grid;gap:.2rem}
.placeholder{padding:2.6rem 1.4rem;text-align:center;color:var(--muted);border:1.5px dashed var(--line-2);border-radius:var(--r-l);background:var(--surface)}
.placeholder .ico{width:2.4rem;height:2.4rem;display:block;margin:0 auto .6rem;color:var(--line-2)}

/* ---------- translator ---------- */
.tr-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.tr-out{min-height:130px;background:var(--surface);border:1.5px solid var(--line-2);border-radius:var(--r-m);padding:.9rem 1.05rem;white-space:pre-wrap;font-size:1.1rem;line-height:1.7}
.terms{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.6rem}
.term{display:inline-flex;gap:.45rem;background:var(--surface);border:1px solid var(--line-2);border-radius:999px;padding:.2rem .8rem;font-size:.93rem}
.term b{font-weight:700}
.gl-table{width:100%;border-collapse:collapse;margin-top:.8rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden}
.gl-table td,.gl-table th{padding:.65rem .85rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.gl-table th{font-size:.84rem;color:var(--muted);background:var(--surface-2)}
.gl-table tr:last-child td{border-bottom:0}

/* ---------- drawer, dialog, toast ---------- */
.drawer{position:fixed;inset:0;z-index:60;background:rgba(10,12,18,.5);display:flex;justify-content:flex-end}
.drawer-in{width:min(420px,100%);background:var(--bg);color:var(--ink);padding:1.2rem;overflow:auto;border-left:1px solid var(--line)}
.drawer-in h2{display:flex;justify-content:space-between;align-items:center;gap:.6rem}
.sv{display:flex;gap:.5rem;align-items:center;padding:.7rem 0;border-bottom:1px solid var(--line)}
.sv a{flex:1;font-weight:650;text-decoration:none;color:var(--ink)}
dialog{border:1px solid var(--line-2);border-radius:var(--r-l);background:var(--bg);color:var(--ink);padding:1.4rem;max-width:min(520px,94vw);box-shadow:var(--sh2)}
dialog::backdrop{background:rgba(10,12,18,.55)}
.toast{position:fixed;left:50%;bottom:1.4rem;translate:-50% 0;background:var(--ink);color:var(--bg);padding:.7rem 1.2rem;border-radius:var(--r-m);z-index:90;font-weight:650;box-shadow:var(--sh2)}
.skeleton{height:220px;border-radius:var(--r-l);background:linear-gradient(100deg,var(--surface-2) 30%,var(--surface) 50%,var(--surface-2) 70%);background-size:200% 100%;animation:sk 1.4s linear infinite}
@keyframes sk{to{background-position:-200% 0}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- responsive ---------- */
@media (max-width:959px){
  .ws{grid-template-columns:1fr}.list{position:static;max-height:46svh}.ws-bar{grid-template-columns:1fr}.ws-bar select.field{min-width:0}.tr-grid{grid-template-columns:1fr}
  .slide{padding:1.2rem 1.1rem 1.4rem}
}
@media (max-width:760px){
  body{padding-bottom:calc(66px + env(safe-area-inset-bottom))}
  .top{position:static}
  .top-in{padding:.5rem .8rem;gap:.6rem;min-height:56px}
  .brand{font-size:1.2rem}
  .nav{position:fixed;left:0;right:0;bottom:0;z-index:35;margin:0;padding:.3rem .4rem calc(.3rem + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line-2);box-shadow:0 -6px 18px -10px rgba(0,0,0,.25);display:grid;grid-template-columns:repeat(4,1fr);gap:.2rem}
  .nav a{flex-direction:column;gap:.1rem;padding:.35rem .2rem;font-size:.74rem;text-align:center;border-radius:var(--r-m)}
  .nav a .ico{width:1.45rem;height:1.45rem}
  .toast{bottom:5rem}
  .rail{top:0;position:static}
  .card .t{font-size:1.15rem}
  .sec{grid-template-columns:2.2rem 1fr;gap:.2rem .65rem}
  .sec .badge{width:2.2rem;height:2.2rem}
  .sec.care{margin:.4rem -.3rem;padding:1rem .3rem}
  .animals{grid-template-columns:repeat(2,1fr)}
  .tools .seg-b{padding:.3rem .6rem}
}
@media (max-width:420px){.tools{gap:.35rem}.brand-name{font-size:1.1rem}}