/* =====================================================================
   NCET.in design system — slate + chalk + marigold on Bootstrap 5
   ===================================================================== */
:root{
  --board:#1e3b33; --board-2:#28493f; --board-3:#16302a;
  --chalk:#f3f5ef; --chalk-dim:#c9d4cd;
  --paper:#edf1ea; --paper-2:#f8faf6; --tint:#dfe8e1;
  --ink:#15231f; --muted:#53625c; --line:#cdd7cf; --line-hover:#9fb5a8;
  --marigold:#e9a21a; --marigold-dark:#9a6705; --marigold-soft:#fbecc8;
  --redpen:#c4382c; --ok:#2e8a55; --warn:#d98a0b; --blue:#2d5bc4; --purple:#6b4fbb;
  --f-display:"Literata", Georgia, "Times New Roman", serif;
  --f-body:"Hind", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-chalk:"Kalam", "Comic Sans MS", cursive;
  --wrap:74rem; --r-sm:8px; --r-md:14px; --r-lg:20px;
  --lift:0 22px 40px -18px rgba(30,59,51,.38);
  --soft:0 10px 30px -14px rgba(21,35,31,.18);
  --bs-body-font-family:var(--f-body); --bs-body-color:var(--ink); --bs-body-bg:var(--paper);
  --bs-link-color:var(--blue); --bs-link-color-rgb:45,91,196; --bs-link-hover-color:#1d409a; --bs-border-color:var(--line);
}
html{scroll-padding-top:84px}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,.h1,.h2,.h3,.h4,.h5{font-family:var(--f-display);line-height:1.18;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
a{text-underline-offset:3px}
:focus-visible{outline:3px solid var(--marigold)!important;outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.25rem;width:100%}
.skip{position:absolute;left:1rem;top:.5rem;z-index:2000;background:var(--ink);color:#fff;padding:.5rem 1rem;border-radius:6px}
.text-muted{color:var(--muted)!important}
.text-success{color:var(--ok)!important}.text-danger{color:var(--redpen)!important}
.small-note{font-size:.9rem;color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{font-weight:600;border-radius:var(--r-sm);padding:.75rem 1.2rem;border-width:2px;display:inline-flex;align-items:center;justify-content:center;gap:.45rem;transition:transform .2s,box-shadow .2s,background-color .2s,color .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:none}
.btn .bi-arrow-right{transition:transform .2s}
.btn:hover .bi-arrow-right{transform:translateX(3px)}
.btn-primary,.btn-primary:disabled{--bs-btn-bg:var(--marigold);--bs-btn-border-color:var(--marigold);--bs-btn-color:var(--ink);--bs-btn-hover-bg:#f5b739;--bs-btn-hover-border-color:#f5b739;--bs-btn-hover-color:var(--ink);--bs-btn-active-bg:#d99410;--bs-btn-active-border-color:#d99410;--bs-btn-active-color:var(--ink);--bs-btn-disabled-bg:var(--marigold);--bs-btn-disabled-border-color:var(--marigold);--bs-btn-disabled-color:var(--ink);box-shadow:0 8px 18px -8px rgba(233,162,26,.7)}
.btn-dark{--bs-btn-bg:var(--board);--bs-btn-border-color:var(--board);--bs-btn-color:var(--chalk);--bs-btn-hover-bg:var(--board-3);--bs-btn-hover-border-color:var(--board-3);--bs-btn-hover-color:#fff;--bs-btn-active-bg:var(--board-3);--bs-btn-active-border-color:var(--board-3);--bs-btn-disabled-bg:var(--board);--bs-btn-disabled-border-color:var(--board);box-shadow:0 8px 18px -10px rgba(30,59,51,.7)}
.btn-outline-ink{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-outline-ink:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn-chalk{border-color:rgba(243,245,239,.5);color:var(--chalk);background:transparent}
.btn-chalk:hover{border-color:var(--chalk);background:rgba(243,245,239,.08);color:#fff}
.btn-ghost{border-color:var(--line);background:var(--paper-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--board);color:var(--board);background:var(--paper-2)}
.btn-danger-ghost{border-color:#efc1bc;background:#fff;color:var(--redpen)}
.btn-danger-ghost:hover{border-color:var(--redpen);background:#fbeceb;color:var(--redpen)}
.btn-sm{padding:.4rem .75rem;font-size:.9rem}
.btn-lg{padding:.95rem 1.5rem;font-size:1.08rem}
.btn-link-plain{background:none;border:0;padding:0;color:var(--blue);font-weight:600;cursor:pointer}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(237,241,234,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.site-header .navbar{min-height:68px;padding-top:0;padding-bottom:0}
.logo{display:flex;align-items:center;gap:.6rem;color:var(--ink);text-decoration:none}
.logo:hover{color:var(--ink)}
.logo img{display:block}
.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--board);display:grid;place-items:center;flex:none;transition:transform .25s}
.logo:hover .logo-mark{transform:rotate(-8deg)}
.logo-word{font-family:var(--f-display);font-weight:700;font-size:1.35rem;letter-spacing:-.02em}
.logo-word span{color:var(--marigold-dark)}
.nav-links .nav-link{padding:.5rem .75rem!important;border-radius:8px;font-weight:500;color:var(--ink);transition:background .15s,color .15s}
.nav-links .nav-link:hover{background:var(--tint);color:var(--board)}
.nav-links .nav-link.active{color:var(--board);background:var(--tint);font-weight:600}
.nav-cta{display:flex;gap:.55rem;align-items:center}
.nav-cta .btn{padding:.5rem .95rem;font-size:.95rem}
.menu-btn{border:1px solid var(--line)!important;border-radius:10px;padding:.35rem .6rem;font-size:1.3rem;color:var(--ink);background:transparent;line-height:1;display:inline-flex}
.menu-btn:focus{box-shadow:none}
.avatar-btn{background:none;border:0;padding:0;display:flex;align-items:center;gap:.25rem;color:var(--ink)}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--marigold);color:var(--ink);display:grid;place-items:center;font-weight:700;font-family:var(--f-display)}
.nc-dropdown{border-color:var(--line);border-radius:var(--r-md);box-shadow:var(--lift);padding:.4rem;min-width:230px}
.nc-dropdown .dropdown-item{border-radius:8px;padding:.5rem .75rem;display:flex;gap:.6rem;align-items:center}
.nc-dropdown .dropdown-item:hover{background:var(--tint);color:var(--board)}
.nav-search{position:relative}
.nav-search>.bi{position:absolute;left:.7rem;top:50%;transform:translateY(-50%);color:var(--muted);font-size:.9rem}
.nav-search input{width:150px;padding:.45rem .7rem .45rem 2rem;border:1.5px solid var(--line);border-radius:99px;background:var(--paper-2);font-size:.92rem;transition:width .2s,border-color .2s}
.nav-search input:focus{width:220px;border-color:var(--board);outline:none}
.ta-list{position:absolute;right:0;top:calc(100% + 6px);width:340px;max-width:90vw;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--lift);list-style:none;margin:0;padding:.35rem;z-index:50}
.ta-list a{display:flex;justify-content:space-between;gap:.75rem;padding:.5rem .65rem;border-radius:8px;color:var(--ink);text-decoration:none;font-size:.93rem}
.ta-list a:hover,.ta-list a.on{background:var(--tint);color:var(--board)}
.ta-list small{color:var(--muted);white-space:nowrap}
@media (max-width:1199.98px){
  .site-header .navbar-collapse{padding:.75rem 0 1rem}
  .nav-links{margin:0 0 .75rem!important}
  .nav-cta{flex-wrap:wrap}
}
.flash-wrap{padding-top:1rem}
.nc-alert{border-radius:var(--r-md);border:0;box-shadow:var(--soft)}

/* ---------- Generic cards with reference hover ---------- */
.nc-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:1.5rem;box-shadow:var(--soft);color:var(--ink)}
a.nc-card{text-decoration:none;display:block}
.hc{position:relative;overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.hc::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--marigold);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.hc:hover{transform:translateY(-6px);border-color:var(--line-hover);box-shadow:var(--lift);color:var(--ink)}
.hc:hover::before{transform:scaleX(1)}
.ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--tint);color:var(--board);flex:none;font-size:1.25rem;transition:background .25s,color .25s,transform .25s}
.hc:hover .ico{background:var(--board);color:var(--marigold);transform:rotate(-6deg) scale(1.08)}
.hc h3{font-size:1.15rem;margin:1rem 0 .35rem}
.hc p{color:var(--muted);font-size:.96rem;margin:0}
.more{display:inline-flex;align-items:center;gap:.4rem;margin-top:1rem;font-weight:600;font-size:.93rem;color:var(--board);transition:gap .2s;text-decoration:none}
.hc:hover .more,.more:hover{gap:.85rem;color:var(--board)}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
.hc.reveal{transition:opacity .7s,transform .7s,box-shadow .25s,border-color .25s}
.hc.reveal.ready{transition:opacity .7s,transform .25s,box-shadow .25s,border-color .25s}

/* ---------- Sections ---------- */
.section{padding:5.5rem 0}
.section-sm{padding:2.6rem 0 3rem}
.alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:44rem;margin-bottom:2.6rem}
.section-head.c{text-align:center;margin-inline:auto}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:0}
.section-head p{color:var(--muted);font-size:1.1rem;margin:.8rem 0 0}
.section-head.split{max-width:none;display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;flex-wrap:wrap}
.section-head.split>div{max-width:40rem}
.g{display:grid;gap:1.3rem}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
.g>*{min-width:0}
.note{margin-top:1rem;color:var(--muted);font-size:.9rem}

.page-head{padding:2.4rem 0 2rem;border-bottom:1px solid var(--line);background:var(--paper-2)}
.page-head h1{font-size:clamp(1.85rem,4vw,2.7rem);margin:.4rem 0 0}
.page-head .lede{color:var(--muted);font-size:1.1rem;max-width:44rem;margin:.7rem 0 0}
.page-head .meta-pills{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1rem}
.nc-crumbs ol{display:flex;flex-wrap:wrap;gap:.25rem;list-style:none;padding:0;margin:0;font-size:.9rem;color:var(--muted)}
.nc-crumbs li+li::before{content:"›";margin-right:.35rem;color:var(--line-hover)}
.nc-crumbs a{color:var(--muted);text-decoration:none}
.nc-crumbs a:hover{color:var(--board);text-decoration:underline}
.pill{display:inline-flex;align-items:center;gap:.35rem;font-size:.82rem;font-weight:600;padding:.2rem .65rem;border-radius:99px;background:var(--tint);color:var(--board)}
.pill.gold{background:var(--marigold-soft);color:#6e4a00}
.pill.blue{background:#e5e9f5;color:#2b4a96}
.pill.red{background:#fbe0dd;color:#8f261d}
.pill.green{background:#dcf3e4;color:#1b6b40}
.pill.grey{background:#e9ecea;color:#4b5752}
.dif{padding:.1rem .6rem;border-radius:99px;font-size:.76rem;font-weight:700;display:inline-block}
.dif.e{background:#dcf3e4;color:#1b6b40}.dif.m{background:var(--marigold-soft);color:#6e4a00}.dif.h{background:#fbe0dd;color:#8f261d}

/* ---------- Hero / board ---------- */
.hero{padding:3.8rem 0 4.3rem;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;gap:3.5rem;align-items:center}
.hero-grid>*{min-width:0}
.hero-kicker{display:inline-flex;align-items:center;gap:.55rem;font-weight:600;color:var(--board);background:var(--tint);padding:.35rem .85rem;border-radius:99px;font-size:.92rem;margin-bottom:1.3rem}
.hero-kicker i{width:8px;height:8px;border-radius:50%;background:var(--ok);display:block;animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(46,155,95,.15)}}
.hero h1{font-size:clamp(2.4rem,5.2vw,3.9rem);max-width:14ch;margin:0}
.hero-lede{font-size:1.16rem;color:var(--muted);margin-top:1.2rem;max-width:36rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.hero-actions .btn{padding:.9rem 1.35rem}
.trust{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:1.8rem;font-size:.95rem;color:var(--muted)}
.trust span{display:flex;align-items:center;gap:.4rem}.trust .bi{color:var(--ok)}
.stack{position:relative;margin:1.5rem .5rem 2rem}
.board{position:relative;border-radius:var(--r-lg);padding:2rem 2rem 1.6rem;color:var(--chalk);
  background:radial-gradient(120% 80% at 20% 10%,rgba(255,255,255,.06),transparent 60%),radial-gradient(90% 70% at 90% 100%,rgba(0,0,0,.25),transparent 60%),var(--board);
  border:12px solid #6b4a2b;box-shadow:inset 0 0 0 2px rgba(0,0,0,.25),0 30px 60px -30px rgba(21,35,31,.55)}
.board::after{content:"";position:absolute;left:8%;right:8%;bottom:-24px;height:10px;border-radius:0 0 6px 6px;background:#5a3d22}
.board-head{font-family:var(--f-chalk);font-size:1.5rem;line-height:1.2;margin:0}
.board-head small{display:block;font-size:1rem;color:var(--chalk-dim);margin-top:.2rem}
.board-numbers{display:grid;grid-template-columns:repeat(4,1fr);gap:.4rem;margin:1.4rem 0 1.2rem}
.board-numbers div{text-align:center;padding:.4rem 0;border-radius:8px;transition:background .2s}
.board-numbers div:hover{background:rgba(243,245,239,.07)}
.board-numbers b{display:block;font-family:var(--f-chalk);font-weight:700;font-size:2.2rem;line-height:1}
.board-numbers span{font-size:.85rem;color:var(--chalk-dim)}
.chalk-bar{display:flex;height:34px;border-radius:4px;overflow:hidden;border:2px dashed rgba(243,245,239,.5)}
.chalk-bar>div{display:flex;align-items:center;justify-content:center;font-family:var(--f-chalk);font-size:.92rem;color:var(--board-3);font-weight:700;transform-origin:left;animation:draw .9s cubic-bezier(.3,.7,.3,1) both}
.chalk-bar>div:nth-child(2){animation-delay:.25s}.chalk-bar>div:nth-child(3){animation-delay:.5s}.chalk-bar>div:nth-child(4){animation-delay:.75s}
@keyframes draw{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.chalk-legend{display:grid;grid-template-columns:1fr 1fr;gap:.45rem 1rem;margin-top:1rem;font-size:.9rem;color:var(--chalk-dim)}
.chalk-legend span{display:flex;align-items:center;gap:.5rem}
.chalk-legend i{width:12px;height:12px;border-radius:3px;display:block;flex:none}
.board-foot{margin:1.3rem 0 0;padding-top:1rem;border-top:1px dashed rgba(243,245,239,.3);font-family:var(--f-chalk);font-size:1.12rem}
.board-foot .plus{color:#a8e0b8}.board-foot .minus{color:#ffb0a6}
.mini{position:absolute;z-index:3;display:flex;align-items:center;gap:.75rem;padding:.8rem 1.1rem;font-size:.86rem;color:var(--muted);background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--lift);animation:fl 6s ease-in-out infinite}
.mini strong{display:block;font-family:var(--f-display);font-size:1.2rem;line-height:1.1;color:var(--ink)}
.mini.a{right:-18px;top:-30px}.mini.b{left:-22px;bottom:-34px;animation-delay:-3s}
.mini .ico{width:38px;height:38px;font-size:1.05rem}
@keyframes fl{50%{transform:translateY(-8px)}}
.loop{background:var(--board);color:var(--chalk)}
.loop .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;padding-top:1rem;padding-bottom:1rem}
.loop div{display:flex;align-items:center;gap:.6rem;font-family:var(--f-chalk);font-size:1.28rem;transition:color .2s,transform .2s}
.loop div:hover{color:var(--marigold);transform:translateY(-2px)}
.loop div:not(:last-child)::after{content:"";width:28px;height:2px;background:rgba(243,245,239,.35);margin-left:.6rem}
.facts{border-bottom:1px solid var(--line);background:var(--paper-2)}
.facts .wrap{display:grid;grid-template-columns:repeat(5,1fr)}
.fact{padding:1.5rem 1rem;border-right:1px solid var(--line);transition:background .2s}
.fact:hover{background:var(--tint)}.fact:last-child{border-right:0}
.fact b{display:block;font-family:var(--f-display);font-size:1.8rem;line-height:1.1}
.fact span{font-size:.92rem;color:var(--muted)}

/* ---------- Prepare cards, chips ---------- */
.prep{text-align:center}
.prep .ico{width:58px;height:58px;border-radius:16px;margin:0 auto;font-size:1.6rem}
.prep .count{display:inline-block;margin-top:.8rem;font-size:.85rem;font-weight:600;color:var(--board);background:var(--tint);padding:.15rem .6rem;border-radius:99px}
.chips{display:flex;flex-wrap:wrap;gap:.7rem}
.chip{display:inline-flex;align-items:center;gap:.6rem;padding:.6rem 1rem;border:1px solid var(--line);border-radius:12px;background:var(--paper-2);font-weight:600;font-size:.95rem;color:var(--ink);text-decoration:none;transition:transform .2s,background .2s,border-color .2s,box-shadow .2s,color .2s}
.chip small{color:var(--muted);font-weight:500;font-size:.78rem;background:var(--paper);padding:.1rem .5rem;border-radius:6px}
.chip:hover{border-color:var(--board);background:var(--tint);color:var(--board);transform:translateY(-3px);box-shadow:0 12px 20px -14px rgba(30,59,51,.7)}
.chip.active,.chip:has(input:checked){border-color:var(--board);background:var(--board);color:var(--chalk)}
.chip.active small{background:rgba(243,245,239,.15);color:var(--chalk)}

/* ---------- Practice band + feature list ---------- */
.practice-band{background:var(--board);color:var(--chalk)}
.practice-band .section-head h2{color:var(--chalk)}
.practice-band .section-head p{color:var(--chalk-dim)}
.practice-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.practice-grid>*{min-width:0}
.feat{list-style:none;padding:0;margin:1.5rem 0 1.6rem;display:grid;gap:.55rem}
.feat>li{display:block}
.feat>li>span.row-in,.feat a{display:flex;gap:.85rem;align-items:center;padding:.75rem .9rem;border-radius:12px;border:1px solid transparent;transition:transform .2s,background .2s,border-color .2s,box-shadow .2s;font-weight:500;color:inherit;text-decoration:none}
.feat .r{color:var(--chalk-dim);font-weight:400;font-size:.9rem;margin-left:auto}
.feat .ico{width:38px;height:38px;background:rgba(243,245,239,.1);color:var(--marigold)}
.feat a:hover,.feat>li>span.row-in:hover{background:rgba(243,245,239,.07);border-color:rgba(243,245,239,.2);transform:translateX(6px)}
.feat a:hover .ico{background:var(--marigold);color:var(--ink);transform:rotate(-6deg)}
.feat.light .ico{background:var(--tint);color:var(--board)}.feat.light .r{color:var(--muted)}
.feat.light a:hover,.feat.light>li>span.row-in:hover{background:var(--paper-2);border-color:var(--line);box-shadow:0 10px 20px -14px rgba(21,35,31,.3)}
.feat.light a:hover .ico{background:var(--board);color:var(--marigold)}
.pstats{display:grid;grid-template-columns:repeat(2,1fr);gap:.7rem;margin-top:1.5rem}
.pstat{background:rgba(243,245,239,.06);border:1px solid rgba(243,245,239,.14);border-radius:12px;padding:.9rem;transition:transform .2s,background .2s}
.pstat:hover{transform:translateY(-3px);background:rgba(243,245,239,.1)}
.pstat strong{display:block;font-family:var(--f-chalk);font-size:1.25rem;color:var(--marigold);line-height:1.2}
.pstat span{font-size:.85rem;color:var(--chalk-dim)}

/* ---------- Question card ---------- */
.q-card{background:var(--paper-2);color:var(--ink);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;box-shadow:var(--soft)}
.practice-band .q-card{border:0;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.q-top{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;font-size:.9rem;color:var(--muted);margin-bottom:1rem;gap:.6rem}
.q-sec{font-weight:600;color:var(--board);background:var(--tint);padding:.2rem .6rem;border-radius:4px}
.q-passage{background:var(--paper);border-left:4px solid var(--line-hover);padding:1rem 1.1rem;border-radius:0 8px 8px 0;margin-bottom:1rem;font-size:.98rem;white-space:pre-line}
.q-text{font-family:var(--f-display);font-size:1.22rem;line-height:1.45;white-space:pre-line;margin:0}
.q-opts{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.6rem}
.opt{width:100%;text-align:left;display:grid;grid-template-columns:2rem 1fr auto;gap:.7rem;align-items:center;padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:12px;background:#fff;font:inherit;font-size:1rem;color:var(--ink);cursor:pointer;transition:transform .18s,border-color .18s,background .18s;position:relative;margin:0}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt:hover:not(.locked){border-color:var(--board);background:var(--tint);transform:translateX(4px)}
.opt:has(input:focus-visible){outline:3px solid var(--marigold);outline-offset:2px}
.opt .k{width:2rem;height:2rem;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;font-weight:700;font-size:.9rem;background:#fff}
.opt.chosen,.opt:has(input:checked){border-color:var(--board);background:var(--tint)}
.opt.chosen .k,.opt:has(input:checked) .k{background:var(--board);border-color:var(--board);color:var(--chalk)}
.opt.right{border-color:var(--ok);background:#e7f5ec}.opt.right .k{background:var(--ok);color:#fff;border-color:var(--ok)}
.opt.wrong{border-color:var(--redpen);background:#fbeceb}.opt.wrong .k{background:var(--redpen);color:#fff;border-color:var(--redpen)}
.opt .tagline{font-size:.8rem;font-weight:700}
.opt.right .tagline{color:#1b6b40}.opt.wrong .tagline{color:#8f261d}
.opt.locked{cursor:default}
.verdict{margin-top:1.2rem;padding:1rem 1.1rem;border-radius:12px;font-size:.98rem}
.verdict.ok{background:#e7f5ec;border-left:4px solid var(--ok)}
.verdict.no{background:#fbeceb;border-left:4px solid var(--redpen)}
.verdict.neutral{background:var(--paper);border-left:4px solid var(--line-hover)}
.verdict h3{font-family:var(--f-body);font-size:1.02rem;font-weight:700;margin:0 0 .35rem}
.q-meta{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;margin-top:1rem;font-size:.88rem;color:var(--muted)}
.q-actions{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;align-items:center;margin-top:1.4rem}
.q-actions .left{display:flex;gap:.5rem;flex-wrap:wrap}
.saved-on{color:#6e4a00!important;border-color:var(--marigold)!important;background:var(--marigold-soft)!important}
.progress-strip{height:6px;background:var(--tint);border-radius:99px;overflow:hidden;margin-bottom:1.2rem}
.progress-strip i{display:block;height:100%;background:var(--marigold);border-radius:99px;transition:width .3s}

/* ---------- Tests ---------- */
.tc{display:flex;flex-direction:column;height:100%}
.tc .meta{display:grid;gap:.45rem;margin:1rem 0 1.2rem;font-size:.9rem;color:var(--muted);flex:1;align-content:start}
.tc .meta div{display:flex;justify-content:space-between;align-items:center;border-bottom:1px dashed var(--line);padding-bottom:.4rem}
.tc .meta b{color:var(--ink)}
.tc .btn{width:100%;padding:.65rem}
.tc:hover .btn-outline-ink{background:var(--board);color:var(--chalk);border-color:var(--board)}
.tc.featured{background:var(--board);color:var(--chalk);border-color:var(--board)}
.tc.featured h3{color:var(--chalk)}
.tc.featured p,.tc.featured .meta{color:var(--chalk-dim)}
.tc.featured .meta b{color:var(--chalk)}
.tc.featured .meta div{border-color:rgba(243,245,239,.2)}
.tc.featured .ico{background:rgba(243,245,239,.12);color:var(--marigold)}
.tc.featured:hover .ico{background:var(--marigold);color:var(--ink)}
.tc.featured .btn-outline-ink{background:var(--marigold);color:var(--ink);border-color:var(--marigold)}
.free{position:absolute;top:1rem;right:1rem;font-size:.75rem;font-weight:700;background:var(--marigold);color:var(--ink);padding:.15rem .55rem;border-radius:99px}

/* ---------- Dashboard pieces ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split>*{min-width:0}
.dash{padding:1.8rem}
.dt{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.2rem;gap:.5rem;flex-wrap:wrap}
.dt b{font-family:var(--f-display);font-size:1.15rem}
.tag{font-size:.76rem;font-weight:700;padding:.15rem .6rem;border-radius:99px;background:var(--marigold-soft);color:#6e4a00}
.kp{display:grid;grid-template-columns:repeat(4,1fr);gap:.75rem}
.kp>div{background:var(--paper);border-radius:12px;padding:.9rem;transition:transform .2s,background .2s}
.kp>div:hover{background:var(--tint);transform:translateY(-3px)}
.kp b{display:block;font-family:var(--f-display);font-size:1.5rem;line-height:1.1}
.kp span{font-size:.82rem;color:var(--muted)}
.bar{margin-top:1rem}
.bar p{display:flex;justify-content:space-between;margin:0 0 .35rem;font-size:.92rem;font-weight:500;gap:1rem}
.track{height:9px;background:#dfe5df;border-radius:9px;overflow:hidden}
.track i{display:block;height:100%;border-radius:9px;width:0;transition:width 1.2s cubic-bezier(.2,.8,.2,1)}
.sw{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin-top:1.2rem}
.sw div{padding:.8rem .9rem;border-radius:12px;font-size:.86rem}
.sw .s{background:#e7f5ec;color:#1b6b40}.sw .w{background:#fdf0de;color:#8a4b06}
.sw b{display:block;font-size:1rem}
.dash-hero{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem;flex-wrap:wrap}
.goal-ring{--p:0;width:92px;height:92px;border-radius:50%;background:conic-gradient(var(--marigold) calc(var(--p)*1%),var(--tint) 0);display:grid;place-items:center;flex:none}
.goal-ring>div{width:72px;height:72px;border-radius:50%;background:var(--paper-2);display:grid;place-items:center;text-align:center;line-height:1.1}
.goal-ring b{font-family:var(--f-display);font-size:1.15rem}
.goal-ring span{font-size:.7rem;color:var(--muted)}
.rec{display:flex;gap:1rem;align-items:flex-start}
.rec h3{margin:0 0 .3rem;font-size:1.05rem}
.side-nav{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:1.2rem}
.side-nav a{padding:.4rem .8rem;border-radius:99px;border:1px solid var(--line);background:var(--paper);color:var(--ink);text-decoration:none;font-weight:500;font-size:.92rem;transition:background .15s,border-color .15s}
.side-nav a:hover{border-color:var(--board)}
.side-nav a.active{background:var(--board);color:var(--chalk);border-color:var(--board)}
.chart-box{position:relative;height:240px}
.heat{display:grid;grid-template-columns:repeat(15,1fr);gap:4px}
.heat i{aspect-ratio:1;border-radius:3px;background:var(--tint);display:block}
.heat i.l1{background:#c7e3d0}.heat i.l2{background:#8cc7a1}.heat i.l3{background:#4c9c6c}.heat i.l4{background:var(--board)}

/* ---------- Updates, institutions ---------- */
.up{display:flex;flex-direction:column;height:100%}
.up .top{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:var(--muted)}
.up h3{font-size:1.08rem;margin:1rem 0 .5rem}.up p{flex:1}
.src{font-size:.82rem;color:var(--muted);margin-top:1rem;padding-top:.8rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:.5rem;flex-wrap:wrap}
.src .more{margin:0}
.cat{font-weight:700;font-size:.78rem;padding:.15rem .65rem;border-radius:99px;background:var(--tint);color:var(--board)}
.ins .row1{display:flex;justify-content:space-between;align-items:center;gap:.5rem}
.c-type{font-size:.76rem;font-weight:700;padding:.2rem .55rem;border-radius:6px;background:var(--tint);color:var(--board);white-space:nowrap}
.c-type.IIT{background:var(--board);color:var(--chalk)}.c-type.NIT{background:var(--blue);color:#fff}.c-type.RIE{background:var(--marigold);color:var(--ink)}
.loc{display:flex;align-items:center;gap:.35rem;color:var(--muted);font-size:.9rem;margin-top:.3rem}
.progs{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.8rem}
.progs span{font-size:.78rem;font-weight:600;border:1px solid var(--line);border-radius:6px;padding:.1rem .45rem;color:var(--muted)}
.source-box{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;font-size:.88rem;color:var(--muted);background:var(--paper);border:1px dashed var(--line-hover);border-radius:12px;padding:.8rem 1rem;margin-top:1.5rem}
.source-box strong{color:var(--ink)}

/* ---------- FAQ ---------- */
.faq{max-width:52rem;margin:0 auto;display:grid;gap:.75rem}
.faq details{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:0 1.3rem;transition:border-color .2s,box-shadow .2s}
.faq details:hover{border-color:var(--line-hover);box-shadow:0 10px 24px -16px rgba(30,59,51,.5)}
.faq details[open]{border-color:var(--board)}
.faq summary{cursor:pointer;list-style:none;padding:1.1rem 0;font-weight:600;font-size:1.05rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;line-height:1;color:var(--marigold-dark);transition:transform .25s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 1.2rem;color:var(--muted);margin:0}

/* ---------- CTA band ---------- */
.band{position:relative;overflow:hidden;background:var(--board);color:var(--chalk);border-radius:26px;padding:3.4rem 2rem;text-align:center;border:10px solid #6b4a2b}
.band h2{font-family:var(--f-chalk);font-weight:700;font-size:clamp(2rem,4.4vw,3rem);letter-spacing:0;color:var(--chalk)}
.band p{color:var(--chalk-dim);max-width:34rem;margin:.9rem auto 1.8rem;font-size:1.1rem}
.band .btns{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}

/* ---------- Tables ---------- */
.table-wrap{position:relative;overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper-2)}
.nc-table{width:100%;border-collapse:collapse;font-size:.97rem;margin:0}
.nc-table th,.nc-table td{padding:.8rem 1rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.nc-table th{font-weight:600;color:var(--muted);font-size:.88rem;background:#e6ece5;white-space:nowrap}
.nc-table tbody tr{transition:background .15s}
.nc-table tbody tr:hover{background:var(--tint)}
.nc-table tbody tr:last-child td{border-bottom:0}
.nc-table .num{text-align:right;font-variant-numeric:tabular-nums}

/* ---------- Forms ---------- */
.form-control,.form-select{border:1.5px solid var(--line);border-radius:10px;padding:.65rem .9rem;background-color:#fff;color:var(--ink);font-size:1rem}
.form-control:hover,.form-select:hover{border-color:var(--line-hover)}
.form-control:focus,.form-select:focus{border-color:var(--board);box-shadow:0 0 0 .2rem rgba(30,59,51,.15)}
.form-label{font-weight:600;font-size:.95rem;margin-bottom:.35rem}
.form-text{color:var(--muted)}
.invalid-feedback{display:block;color:var(--redpen);font-size:.88rem}
.form-check-input:checked{background-color:var(--board);border-color:var(--board)}
.auth-wrap{min-height:60vh;display:grid;place-items:center;padding:3rem 1.25rem}
.auth-card{width:100%;max-width:440px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:2.2rem;box-shadow:var(--soft)}
.auth-card h1{font-size:1.8rem;margin:0 0 .4rem}
.auth-card .sub{color:var(--muted);margin-bottom:1.6rem}
.auth-alt{text-align:center;margin-top:1.4rem;color:var(--muted);font-size:.95rem}
.filter-bar{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-bottom:1.4rem}
.filter-bar .form-select,.filter-bar .form-control{width:auto;min-width:150px;flex:1 1 160px;max-width:100%}
.check-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:.5rem}
.check-grid label{display:flex;gap:.6rem;align-items:center;padding:.55rem .75rem;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;font-size:.95rem;transition:border-color .15s,background .15s}
.check-grid label:hover{border-color:var(--board)}
.check-grid label:has(input:checked){border-color:var(--board);background:var(--tint)}
.step-card{border:1px solid var(--line);border-radius:var(--r-md);padding:1.4rem;background:var(--paper-2);margin-bottom:1rem}
.step-card legend{font-family:var(--f-display);font-weight:700;font-size:1.15rem;float:none;width:auto;margin-bottom:.8rem}
.seg{display:flex;flex-wrap:wrap;gap:.5rem}
.seg label{padding:.55rem 1rem;border:1.5px solid var(--line);border-radius:99px;cursor:pointer;background:#fff;font-weight:500;transition:border-color .15s,background .15s}
.seg input{position:absolute;opacity:0}
.seg label:has(input:checked){background:var(--board);border-color:var(--board);color:var(--chalk)}
.seg label:has(input:focus-visible){outline:3px solid var(--marigold);outline-offset:2px}

/* ---------- Study article ---------- */
.study-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:3rem;align-items:start}
.prose{font-size:1.06rem;line-height:1.75;max-width:70ch}
.prose h2{font-size:1.45rem;margin:2rem 0 .7rem;padding-top:.5rem}
.prose h3{font-size:1.2rem;margin:1.5rem 0 .5rem}
.prose ul,.prose ol{padding-left:1.25rem}
.prose li{margin-bottom:.45rem}
.prose strong{color:var(--board)}
.prose>:first-child{margin-top:0}
.side-box{position:sticky;top:90px;display:grid;gap:1rem}
.side-box .nc-card{padding:1.2rem}
.side-box h2{font-family:var(--f-body);font-size:1rem;font-weight:700;margin:0 0 .7rem}
.link-list{list-style:none;padding:0;margin:0;display:grid;gap:.15rem}
.link-list a{display:flex;justify-content:space-between;align-items:center;gap:.5rem;padding:.45rem .55rem;border-radius:8px;color:var(--ink);text-decoration:none;font-size:.95rem;transition:background .15s,transform .15s}
.link-list a:hover{background:var(--tint);transform:translateX(4px);color:var(--board)}
.link-list a.active{background:var(--tint);font-weight:600;color:var(--board)}
.sticky-cta{display:none}
.topic-tree{list-style:none;padding:0;margin:0;display:grid;gap:.7rem}
.topic-tree>li>.nc-card{padding:1.1rem 1.3rem}
.topic-tree ul{list-style:none;padding:0;margin:.7rem 0 0;display:grid;gap:.15rem}
.topic-tree ul a{display:flex;justify-content:space-between;gap:1rem;padding:.5rem .6rem;border-radius:8px;color:var(--ink);text-decoration:none;transition:background .15s,transform .15s}
.topic-tree ul a:hover{background:var(--tint);transform:translateX(4px)}
.topic-tree .cnt{font-size:.82rem;color:var(--muted);white-space:nowrap}
.timeline{list-style:none;padding:0;margin:0;position:relative}
.timeline li{display:grid;grid-template-columns:1.6rem 1fr auto;gap:1rem;align-items:baseline;padding:.8rem 0;border-bottom:1px solid var(--line)}
.timeline .dot{width:14px;height:14px;border-radius:50%;background:var(--line);margin-top:.35rem}
.timeline li.done .dot{background:var(--board)}
.timeline li.next .dot{background:var(--marigold);box-shadow:0 0 0 4px var(--marigold-soft)}

/* ---------- Empty + misc ---------- */
.empty{border:2px dashed var(--line);border-radius:var(--r-md);padding:2.2rem;text-align:center;color:var(--muted);background:var(--paper-2)}
.empty .bi{font-size:2rem;color:var(--line-hover);display:block;margin-bottom:.5rem}
.empty h3{font-size:1.2rem;color:var(--ink)}
.empty .btn .bi{font-size:1em;color:inherit;display:inline-block;margin:0}
.nc-pagination{margin-top:1.8rem;gap:.3rem;flex-wrap:wrap}
.nc-pagination .page-link{border-radius:8px!important;border-color:var(--line);color:var(--ink);background:var(--paper-2)}
.nc-pagination .active .page-link{background:var(--board);border-color:var(--board);color:var(--chalk)}
.stat-tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.stat-tile{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:1.1rem 1.2rem;transition:transform .2s,box-shadow .2s}
.stat-tile:hover{transform:translateY(-3px);box-shadow:var(--soft)}
.stat-tile b{display:block;font-family:var(--f-display);font-size:1.8rem;line-height:1.1}
.stat-tile span{color:var(--muted);font-size:.9rem}
.score-ring{--p:0;width:150px;height:150px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--marigold) calc(var(--p)*1%),var(--tint) 0);flex:none}
.score-ring>div{width:118px;height:118px;border-radius:50%;background:var(--paper-2);display:grid;place-items:center;text-align:center}
.score-ring b{font-family:var(--f-display);font-size:1.7rem;line-height:1}
.score-ring span{font-size:.8rem;color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{margin-top:5rem;background:var(--board-3);color:var(--chalk-dim);padding:4rem 0 2rem;font-size:.95rem}
.foot-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:2rem}
.foot-h{font-family:var(--f-body);color:var(--chalk);font-size:1rem;margin:0 0 1rem;font-weight:600}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.site-footer a{color:var(--chalk-dim);text-decoration:none}
.site-footer li a{display:inline-block;transition:color .15s,transform .15s}
.site-footer li a:hover{color:var(--marigold);transform:translateX(4px)}
.foot-brand p{margin-top:1rem;max-width:32ch}
.foot-brand .logo{color:var(--chalk)}
.disclaimer{margin-top:2.6rem;padding:1.1rem 1.2rem;border:1px dashed rgba(243,245,239,.25);border-radius:10px;font-size:.88rem;line-height:1.55}
.disclaimer a{color:var(--marigold)!important}
.disclaimer strong{color:var(--chalk)}
.foot-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:1.8rem;font-size:.86rem}

/* =====================================================================
   CBT test interface
   ===================================================================== */
.cbt{min-height:100vh;display:flex;flex-direction:column;background:var(--paper)}
.cbt-top{position:sticky;top:0;z-index:20;background:var(--board);color:var(--chalk);padding:.65rem 0;padding-top:calc(.65rem + env(safe-area-inset-top,0px))}
.cbt-top .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;max-width:90rem}
.cbt-title{font-family:var(--f-display);font-weight:700;font-size:1.05rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.timer{display:flex;align-items:center;gap:.5rem;font-variant-numeric:tabular-nums;font-weight:700;font-size:1.25rem;background:rgba(243,245,239,.1);padding:.3rem .9rem;border-radius:10px;flex:none}
.timer.low{background:var(--redpen);color:#fff;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:.75}}
.save-state{font-size:.82rem;color:var(--chalk-dim);flex:none;margin-left:auto}
.cbt-body{flex:1;max-width:90rem;width:100%;margin:0 auto;padding:1.5rem 1.25rem;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:1.5rem;align-items:start}
.cbt-q{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;min-height:420px;display:flex;flex-direction:column}
.cbt-q fieldset{flex:1}
.cbt-nav{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;margin-top:1.4rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.cbt-nav .grp{display:flex;gap:.5rem;flex-wrap:wrap}
.cbt-side{position:sticky;top:80px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.2rem}
.cbt-side h2{font-family:var(--f-body);font-size:1rem;font-weight:700;margin:0 0 .8rem}
.palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:.45rem;max-height:46vh;overflow-y:auto;padding:4px}
.pal{height:42px;border-radius:8px;border:1.5px solid var(--line);background:#fff;font-weight:700;font-size:.9rem;cursor:pointer;position:relative;color:var(--ink);transition:transform .12s}
.pal:hover{transform:translateY(-2px)}
.pal.cur{outline:3px solid var(--marigold);outline-offset:1px}
.pal.na{background:#fbeceb;border-color:var(--redpen);color:#8f261d}
.pal.an{background:var(--ok);border-color:var(--ok);color:#fff}
.pal.mr{background:var(--purple);border-color:var(--purple);color:#fff;border-radius:50%}
.pal.amr{background:var(--purple);border-color:var(--purple);color:#fff;border-radius:50%}
.pal.amr::after{content:"";position:absolute;right:2px;bottom:2px;width:10px;height:10px;border-radius:50%;background:#7fe0a4;border:1.5px solid #fff}
.legend{display:grid;grid-template-columns:1fr 1fr;gap:.5rem .8rem;font-size:.8rem;color:var(--muted);margin-top:1rem;padding-top:1rem;border-top:1px solid var(--line)}
.legend span{display:flex;align-items:center;gap:.4rem}
.legend .pal{width:24px;height:24px;font-size:.7rem;flex:none;cursor:default;display:grid;place-items:center}
.legend .pal:hover{transform:none}
.counts{display:grid;grid-template-columns:repeat(2,1fr);gap:.4rem;font-size:.85rem;margin:.8rem 0}
.counts div{background:var(--paper);border-radius:8px;padding:.4rem .6rem;display:flex;justify-content:space-between}
.cbt-mobile-bar{display:none}
.cbt-overlay{position:fixed;inset:0;background:rgba(21,35,31,.55);z-index:50;display:none;align-items:flex-end;justify-content:center}
.cbt-overlay.open{display:flex}
.cbt-overlay.center{align-items:center;padding:1rem}
.cbt-sheet{background:var(--paper-2);width:100%;max-width:560px;border-radius:20px 20px 0 0;padding:1.4rem;max-height:80vh;overflow:auto}
.cbt-overlay.center .cbt-sheet{border-radius:20px}

/* ---------- Responsive ---------- */
@media (max-width:1080px){.g5{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:1000px){
  .hero-grid,.practice-grid,.split,.study-grid{grid-template-columns:1fr}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .facts .wrap{grid-template-columns:repeat(3,1fr)}
  .fact:nth-child(3){border-right:0}.fact:nth-child(n+4){border-top:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr 1fr}.foot-brand{grid-column:1/-1}
  .mini.a{right:-6px}.mini.b{left:-6px}
  .side-box{position:static}
  .stat-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cbt-body{grid-template-columns:1fr;padding-bottom:6rem}
  .cbt-side{display:none}
  .cbt-mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--paper-2);border-top:1px solid var(--line);padding:.6rem .8rem;padding-bottom:calc(.6rem + env(safe-area-inset-bottom,0px));gap:.5rem;box-shadow:0 -10px 30px -20px rgba(0,0,0,.4)}
  .cbt-mobile-bar .btn{flex:1;padding:.65rem .5rem;font-size:.92rem}
  .sticky-cta{display:block;position:fixed;left:0;right:0;bottom:0;z-index:40;padding:.7rem 1rem;padding-bottom:calc(.7rem + env(safe-area-inset-bottom,0px));background:rgba(248,250,246,.96);border-top:1px solid var(--line);backdrop-filter:blur(8px)}
  .sticky-cta .btn{width:100%}
  body.has-sticky{padding-bottom:76px}
}
@media (max-width:640px){
  body{font-size:16px}
  .section{padding:3.8rem 0}
  .hero{padding:2.4rem 0 3.4rem}
  .board{padding:1.4rem 1.1rem;border-width:9px}
  .board-numbers b{font-size:1.7rem}
  .chalk-bar>div{font-size:.72rem}
  .mini{display:none}
  .loop .wrap{justify-content:center}.loop div{font-size:1.08rem}.loop div:not(:last-child)::after{width:14px}
  .facts .wrap{grid-template-columns:1fr 1fr}
  .fact{border-right:1px solid var(--line)!important;border-top:1px solid var(--line)}
  .fact:nth-child(2n){border-right:0!important}.fact:nth-child(-n+2){border-top:0}
  .g2,.g3,.g4,.g5{grid-template-columns:1fr}
  .kp{grid-template-columns:1fr 1fr}.sw{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .band{padding:2.4rem 1.2rem;border-width:7px}
  .q-card,.cbt-q{padding:1.2rem}
  .q-text{font-size:1.1rem}
  .auth-card{padding:1.5rem}
  .nc-table th,.nc-table td{padding:.6rem .7rem}
  .cbt-top .save-state{display:none}
  .timer{font-size:1.05rem;padding:.25rem .6rem}
  .heat{grid-template-columns:repeat(10,1fr)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}.reveal{opacity:1;transform:none}
}
.foot-social a{display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;border-radius:50%;background:rgba(243,245,239,.08);color:var(--chalk);margin-right:.25rem;font-size:1.05rem}.foot-social a:hover{background:var(--marigold);color:var(--ink)}
.nav-links .nav-link,.nav-cta .btn{white-space:nowrap}
.nav-search-btn{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 .7rem;border:1.5px solid var(--line);border-radius:99px;color:var(--ink);text-decoration:none;background:var(--paper-2)}
.nav-search-btn:hover{border-color:var(--board);color:var(--board)}
@media (min-width:1200px) and (max-width:1399.98px){.nav-links .nav-link{padding:.5rem .55rem!important}.nav-cta .btn{padding:.5rem .8rem}}

/* ---------- About page ---------- */
.ab-hero{padding:2.2rem 0 4.2rem;position:relative;overflow:hidden;background:radial-gradient(circle at 85% 10%,rgba(233,162,26,.10),transparent 40%),radial-gradient(circle at 5% 90%,rgba(30,59,51,.07),transparent 45%)}
.ab-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3.5rem;align-items:center}
.ab-hero-grid>*{min-width:0}
.ab-hero h1{font-size:clamp(2.2rem,4.6vw,3.5rem);max-width:17ch;margin:0}
.ab-eyebrow{font-family:var(--f-chalk);color:var(--marigold-dark);font-size:1.15rem;margin:0 0 .35rem;font-weight:700}
.ab-promise ul{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.4rem}
.ab-promise li{display:flex;gap:.9rem;align-items:flex-start;padding:.7rem .75rem;border-radius:12px;transition:background .2s,transform .2s}
.ab-promise li:hover{background:rgba(243,245,239,.07);transform:translateX(6px)}
.ab-promise li>span{flex:none;width:32px;height:32px;border-radius:50%;border:2px dashed rgba(243,245,239,.5);display:grid;place-items:center;font-family:var(--f-chalk);font-weight:700;color:var(--marigold)}
.ab-promise li b{display:block;font-family:var(--f-chalk);font-size:1.15rem;font-weight:700;color:var(--chalk)}
.ab-promise li div{color:var(--chalk-dim);font-size:.95rem;line-height:1.45}
.ab-story{align-items:start}
.ab-glance dl{margin:0;display:grid;gap:0}
.ab-glance dl>div{display:grid;grid-template-columns:9.5rem 1fr;gap:1rem;padding:.75rem 0;border-bottom:1px dashed var(--line)}
.ab-glance dl>div:last-child{border-bottom:0}
.ab-glance dt{font-weight:600;color:var(--board);display:flex;gap:.45rem;align-items:baseline}
.ab-glance dd{margin:0;color:var(--muted);font-size:.96rem}
.ab-ba p{font-size:.95rem}
.ab-ba .ab-before,.ab-ba .ab-after{margin-top:.8rem;padding:.75rem .9rem;border-radius:10px}
.ab-ba .ab-before{background:#fbeceb;color:#6c2a24}
.ab-ba .ab-after{background:var(--tint);color:var(--board)}
.ab-ba p>span{display:block;font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:.15rem;opacity:.8}
.ab-steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.3rem;counter-reset:s}
.ab-steps li{position:relative;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:1.5rem 1.4rem 1.4rem;display:flex;gap:1rem;align-items:flex-start;transition:transform .25s,box-shadow .25s,border-color .25s}
.ab-steps li:hover{transform:translateY(-5px);box-shadow:var(--lift);border-color:var(--line-hover)}
.ab-steps li:hover .ico{background:var(--board);color:var(--marigold);transform:rotate(-6deg)}
.ab-steps h3{font-size:1.1rem;margin:0 0 .3rem}
.ab-steps p{color:var(--muted);font-size:.95rem;margin:0}
.ab-num{position:absolute;top:-.85rem;right:1rem;width:2rem;height:2rem;border-radius:50%;background:var(--marigold);color:var(--ink);display:grid;place-items:center;font-weight:700;font-family:var(--f-display);box-shadow:0 0 0 4px var(--paper)}
.ab-sections .ab-sec{display:flex;align-items:center;gap:.9rem;padding:.8rem 0;border-bottom:1px dashed rgba(243,245,239,.22)}
.ab-sections .ab-sec:last-of-type{border-bottom:0}
.ab-sections .ico{background:rgba(243,245,239,.1);color:var(--marigold);width:40px;height:40px}
.ab-sections b{display:block;font-family:var(--f-chalk);font-size:1.15rem;color:var(--chalk)}
.ab-sections small{color:var(--chalk-dim);font-size:.85rem}
.ab-sec-n{margin-left:auto;text-align:right;font-family:var(--f-display);font-weight:700;font-size:1.4rem;color:var(--chalk);line-height:1.1;white-space:nowrap}
.ab-sec-n small{display:block;font-family:var(--f-body);font-weight:400}
.ab-mark{margin:1rem 0 0;font-family:var(--f-chalk);color:var(--chalk-dim);font-size:1.1rem}
.ab-values{gap:1rem 2rem}
.ab-value{display:flex;gap:1rem;align-items:flex-start;padding:1.2rem;border-radius:var(--r-md);transition:background .2s}
.ab-value:hover{background:var(--paper)}
.ab-value:hover .ico{background:var(--board);color:var(--marigold);transform:rotate(-6deg)}
.ab-value h3{font-size:1.1rem;margin:0 0 .3rem}
.ab-value p{color:var(--muted);font-size:.95rem;margin:0}
.ab-not{border-left:5px solid var(--redpen)}
.ab-not h3{color:var(--redpen);display:flex;gap:.5rem;align-items:center}
.ab-not ul{padding-left:1.1rem;margin:.8rem 0 1rem}
.ab-not li{margin-bottom:.5rem}
@media (max-width:991.98px){.ab-hero-grid{grid-template-columns:1fr;gap:2.5rem}.ab-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575.98px){.ab-steps{grid-template-columns:1fr}.ab-glance dl>div{grid-template-columns:1fr;gap:.2rem}.ab-promise li{padding:.6rem .3rem}}

/* ---------- Legal pages ---------- */
.legal-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin-top:.9rem;color:var(--muted);font-size:.95rem}
.legal-meta span,.legal-meta button{display:inline-flex;gap:.4rem;align-items:center}
.legal-grid{display:grid;grid-template-columns:16rem minmax(0,1fr);gap:3rem;align-items:start}
.legal-side{position:sticky;top:90px;display:grid;gap:1.4rem;font-size:.93rem}
.legal-side .foot-h{font-family:var(--f-body);font-size:.75rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:0 0 .5rem}
.legal-toc ol{list-style:none;padding:0;margin:0;border-left:2px solid var(--line);counter-reset:t}
.legal-toc li{counter-increment:t}
.legal-toc a{display:block;padding:.3rem .8rem;margin-left:-2px;border-left:2px solid transparent;color:var(--ink);text-decoration:none;line-height:1.35}
.legal-toc a::before{content:counter(t) ". ";color:var(--muted)}
.legal-toc a:hover,.legal-toc a.on{border-left-color:var(--marigold);color:var(--board);background:var(--paper-2)}
.legal-others{display:grid;gap:.15rem}
.legal-others a{display:flex;gap:.55rem;align-items:center;padding:.4rem .6rem;border-radius:8px;color:var(--ink);text-decoration:none}
.legal-others a:hover{background:var(--tint);color:var(--board)}
.legal-others a.on{background:var(--board);color:var(--chalk)}
.legal-summary{display:flex;gap:1rem;align-items:flex-start;background:var(--marigold-soft);border:1px solid #f0d38f;border-radius:var(--r-md);padding:1.1rem 1.3rem;margin-bottom:2rem}
.legal-summary .ico{background:#fff6dd;color:var(--marigold-dark)}
.legal-summary p{margin:.2rem 0 0;color:#4a3610}
.legal-prose{max-width:46rem}
.legal-prose h2{scroll-margin-top:90px;border-top:1px solid var(--line);padding-top:1.6rem;margin-top:2.2rem}
.legal-prose>h2:first-child{border-top:0;padding-top:0;margin-top:0}
.legal-prose table{font-size:.95rem}
.legal-prose code{font-size:.88em;background:var(--tint);padding:.1rem .35rem;border-radius:5px;color:var(--board)}
.legal-foot{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:3rem;padding:1.3rem 1.5rem;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);max-width:46rem}
.legal-foot p{margin:.15rem 0 0;color:var(--muted);font-size:.95rem}
@media (max-width:991.98px){.legal-grid{grid-template-columns:1fr;gap:1.5rem}.legal-side{position:static}.legal-toc{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:1rem}.legal-others{display:none}}
@media print{.site-header,.site-footer,.legal-side,.legal-foot,.nc-crumbs,.legal-meta button{display:none!important}.legal-grid{display:block}.page-head{background:none;border:0;padding:0 0 1rem}}

/* ---------- Contact page ---------- */
.ct-pills{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}
.ct-pills span{display:inline-flex;gap:.45rem;align-items:center;background:var(--tint);color:var(--board);font-weight:600;font-size:.88rem;padding:.35rem .8rem;border-radius:99px}
.ct-ways .nc-card{display:flex;flex-direction:column}
.ct-ways .more{margin-top:auto;padding-top:.9rem}
.ct-nta{border-left:5px solid var(--marigold)}
.ct-sent{display:flex;gap:1.2rem;align-items:flex-start;border-left:5px solid var(--ok)}
.ct-sent .ico{background:#dcf3e4;color:var(--ok)}
.ct-card h2{display:flex;gap:.5rem;align-items:center}
.topic-tree>li>.nc-card{position:relative;padding-left:3.6rem}
.tt-num{position:absolute;left:1.1rem;top:1.15rem;width:1.8rem;height:1.8rem;border-radius:50%;background:var(--tint);color:var(--board);display:grid;place-items:center;font-weight:700;font-size:.85rem;font-family:var(--f-display)}
.topic-tree>li>.nc-card:hover .tt-num{background:var(--board);color:var(--marigold)}
@media (min-width:768px){.topic-tree ul{grid-template-columns:1fr 1fr;column-gap:.6rem}}
@media (max-width:575.98px){.topic-tree>li>.nc-card{padding-left:3rem}.tt-num{left:.8rem}}

/* ---------- NCET Preparation dropdown ---------- */
.nav-dd{position:relative}
.nav-dd .dropdown-toggle{background:none;border:0;display:inline-flex;align-items:center;gap:.4rem}
.nav-dd .dropdown-toggle::after{display:none}
.nav-dd .dd-chev{font-size:.72rem;transition:transform .2s ease}
.nav-dd .dropdown-toggle.show{background:var(--tint);color:var(--board)}
.nav-dd .dropdown-toggle.show .dd-chev{transform:rotate(180deg)}
.nav-dd .dropdown-toggle:focus:not(:focus-visible){outline:none;box-shadow:none}

.nav-dd-menu{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 24px 48px -20px rgba(21,35,31,.35),0 2px 6px rgba(21,35,31,.06);overflow:hidden}
.nav-dd-head{padding:.9rem 1.1rem .35rem;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.nav-dd-grid{display:grid;grid-template-columns:1fr 1fr;gap:.25rem;padding:.35rem .6rem .6rem}
.nav-dd-item{position:relative;display:flex;align-items:flex-start;gap:.75rem;padding:.75rem .8rem;border-radius:12px;color:var(--ink);text-decoration:none;transition:background .15s}
.nav-dd-item strong{display:flex;align-items:center;gap:.3rem;font-weight:600;font-size:.97rem;line-height:1.25}
.nav-dd-item small{display:block;margin-top:.15rem;color:var(--muted);font-size:.83rem;line-height:1.35}
.nav-dd-item .go{font-size:.75rem;opacity:0;transform:translateX(-4px);transition:opacity .15s,transform .15s;color:var(--board)}
.nav-dd-ico{width:40px;height:40px;flex:none;border-radius:11px;display:grid;place-items:center;font-size:1.1rem;background:var(--c-bg);color:var(--c-fg)}
.nav-dd-item[data-tone="green"]{--c-bg:#e3efe7;--c-fg:#1e3b33}
.nav-dd-item[data-tone="gold"]{--c-bg:#fbecc8;--c-fg:#8a5c04}
.nav-dd-item[data-tone="blue"]{--c-bg:#e3eafa;--c-fg:#2d5bc4}
.nav-dd-item[data-tone="purple"]{--c-bg:#ece7f8;--c-fg:#5b40a8}
.nav-dd-item:hover,.nav-dd-item:focus-visible{background:var(--paper)}
.nav-dd-item:hover .go,.nav-dd-item:focus-visible .go{opacity:1;transform:none}
.nav-dd-item.on{background:var(--tint)}
.nav-dd-item.on strong{color:var(--board)}
.nav-dd-foot{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.8rem 1.1rem;background:var(--paper);border-top:1px solid var(--line);font-size:.88rem;color:var(--muted)}
.nav-dd-foot a{font-weight:600;color:var(--board);text-decoration:none;white-space:nowrap}
.nav-dd-foot a:hover{text-decoration:underline}
@media (min-width:1200px){
  .nav-dd-menu{position:absolute;top:calc(100% + 12px);left:0;right:auto;width:580px}
  .nav-dd-menu.show{display:block;animation:ddIn .16s ease-out}
  .nav-dd-menu::before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
}
@keyframes ddIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
@media (max-width:1199.98px){
  .nav-dd-menu{position:static!important;transform:none!important;box-shadow:none;margin:.25rem 0 .5rem;border-radius:12px}
  .nav-dd-grid{grid-template-columns:1fr;padding:.35rem}
  .nav-dd-head{display:none}
  .nav-dd-item .go{display:none}
}
@media (prefers-reduced-motion:reduce){.nav-dd-menu.show{animation:none}.nav-dd .dd-chev,.nav-dd-item .go{transition:none}}
.login-gate{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem 1rem;padding:.85rem 1rem;border:1px solid var(--marigold);background:var(--marigold-soft);border-radius:var(--r-md);color:var(--ink);font-size:.95rem}
.login-gate .bi-lock{color:var(--marigold-dark);margin-right:.25rem}
/* CBT: paper headings in the palette and the answer-limit notice */
.palette .pal-head{grid-column:1/-1;font-size:.78rem;font-weight:700;color:var(--ink);margin:.6rem 0 .1rem;text-transform:none}
.palette .pal-head:first-child{margin-top:0}
.palette .pal-head small{font-weight:500;color:var(--muted)}
.limit-note{margin:.75rem 0;padding:.65rem .85rem;border-radius:10px;background:var(--marigold-soft);border:1px solid var(--marigold);font-size:.92rem;color:var(--ink)}
/* Mock tests hub */
.mock-pick{max-width:30rem}
.mock-pick .form-select{padding:.7rem 1rem;font-weight:500;border-radius:12px}
.mock-hero{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem;padding:2rem;border-radius:var(--r-lg);background:var(--board);color:var(--chalk);box-shadow:var(--lift)}
.mock-hero > div{max-width:44rem}
.mock-hero h2{color:var(--chalk);margin:.4rem 0 .5rem}
.mock-hero p{color:var(--chalk-dim);margin-bottom:.9rem}
.mh-tag{display:inline-flex;gap:.4rem;align-items:center;font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--marigold)}
.mh-facts{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;font-size:.92rem;color:var(--chalk)}
.mh-facts .bi{color:var(--marigold);margin-right:.25rem}
.paper-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:.75rem}
.paper-tile{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;column-gap:.5rem;align-items:center;padding:.9rem 1rem;border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper-2);color:var(--ink);text-decoration:none;transition:border-color .15s,transform .15s,box-shadow .15s}
.paper-tile:hover{border-color:var(--line-hover);transform:translateY(-2px);box-shadow:var(--soft);color:var(--ink)}
.paper-tile.mine{border-color:var(--ok)}
.paper-tile .pt-name{font-weight:600}
.paper-tile .pt-meta{grid-column:1;font-size:.85rem;color:var(--muted)}
.paper-tile > .bi{grid-row:1/3;grid-column:2;color:var(--muted)}
@media (max-width:575.98px){.mock-hero{padding:1.4rem}.mock-hero .btn{width:100%}}
.paper-tile .pt-name{overflow-wrap:anywhere;min-width:0}
/* CBT header: logo and save & exit */
.cbt-top .cbt-logo{flex:none;display:flex;align-items:center;margin-right:.25rem}
.cbt-top .cbt-logo img{display:block}
.cbt-top .cbt-title{flex:1;padding-left:1rem;border-left:1px solid rgba(255,255,255,.18)}
.cbt-exit{display:inline-flex;align-items:center;gap:.4rem;color:var(--chalk);text-decoration:none;font-size:.9rem;font-weight:600;padding:.45rem .8rem;border:1px solid rgba(255,255,255,.25);border-radius:10px;white-space:nowrap}
.cbt-exit:hover{background:rgba(255,255,255,.1);color:#fff}
@media (max-width:575.98px){.cbt-exit span{display:none}.cbt-top .cbt-title{padding-left:.6rem;font-size:.95rem}}
/* ---------- Practice hub ---------- */
.px-hero-grid{display:grid;grid-template-columns:1fr auto;gap:1.5rem 2.5rem;align-items:center}
.px-goal{display:flex;align-items:center;gap:1.1rem;padding:1rem 1.3rem 1rem 1rem;border-radius:var(--r-lg);background:var(--paper-2);border:1px solid var(--line);box-shadow:var(--soft);text-decoration:none;color:var(--ink);min-width:300px;transition:transform .2s,box-shadow .2s}
.px-goal:hover{transform:translateY(-3px);box-shadow:var(--lift);color:var(--ink)}
.px-goal .ring{--d:92px;width:var(--d);height:var(--d);flex:none;border-radius:50%;display:grid;place-content:center;text-align:center;line-height:1.05;
  background:radial-gradient(closest-side,var(--paper-2) 78%,transparent 79% 100%),conic-gradient(var(--marigold) calc(var(--p)*1%),var(--tint) 0)}
.px-goal .ring b{font-family:var(--f-display);font-size:1.6rem}
.px-goal .ring small{font-size:.75rem;color:var(--muted)}
.px-goal strong{display:block;font-size:1.05rem}
.px-goal > span:last-child > span{display:block;font-size:.9rem;color:var(--muted)}
.px-goal em{display:inline-flex;gap:.3rem;align-items:center;margin-top:.45rem;font-style:normal;font-weight:600;font-size:.9rem;color:var(--board)}
.px-modes{display:grid;grid-template-columns:repeat(6,1fr);gap:.75rem;margin-bottom:2rem}
.px-mode{display:flex;flex-direction:column;gap:.6rem;padding:1rem;border-radius:var(--r-md);border:1px solid var(--line);background:var(--paper-2);text-decoration:none;color:var(--ink);transition:transform .2s,box-shadow .2s,border-color .2s}
.px-mode:hover{transform:translateY(-3px);box-shadow:var(--soft);border-color:var(--line-hover);color:var(--ink)}
.px-mode .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:1.2rem;background:var(--c1);color:var(--c2);transition:transform .25s}
.px-mode:hover .ico{transform:rotate(-8deg) scale(1.06)}
.px-mode strong{display:block;font-size:.98rem}
.px-mode small{display:block;color:var(--muted);font-size:.82rem;line-height:1.3}
.px-mode[data-tone="sun"]{--c1:#fbecc8;--c2:#8a5c04}.px-mode[data-tone="gold"]{--c1:#fff1d6;--c2:#b26a00}.px-mode[data-tone="red"]{--c1:#fbe3e0;--c2:#b0352a}
.px-mode[data-tone="purple"]{--c1:#ece7f8;--c2:#5b40a8}.px-mode[data-tone="blue"]{--c1:#e3eafa;--c2:#2d5bc4}.px-mode[data-tone="green"]{--c1:#e3efe7;--c2:#1e3b33}
.px-explorer{display:grid;grid-template-columns:300px 1fr;gap:1.5rem;align-items:start}
.px-side{position:sticky;top:84px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:1rem}
.px-search{display:flex;align-items:center;gap:.5rem;border:1px solid var(--line);border-radius:10px;padding:0 .7rem;background:#fff}
.px-search input{border:0;outline:0;padding:.55rem 0;width:100%;background:transparent}
.px-search:focus-within{border-color:var(--board)}
.px-tabs{display:flex;flex-wrap:wrap;gap:.35rem;margin:.75rem 0}
.px-tabs button{border:1px solid var(--line);background:#fff;border-radius:99px;padding:.25rem .7rem;font-size:.82rem;font-weight:600;color:var(--ink)}
.px-tabs button[aria-selected="true"]{background:var(--board);border-color:var(--board);color:var(--chalk)}
.px-list{max-height:min(60vh,560px);overflow-y:auto;margin:0 -.4rem;padding:0 .4rem}
.px-sub{display:flex;justify-content:space-between;align-items:center;gap:.5rem;padding:.5rem .65rem;border-radius:10px;color:var(--ink);text-decoration:none;font-size:.93rem}
.px-sub:hover{background:var(--tint);color:var(--ink)}
.px-sub.on{background:var(--board);color:var(--chalk)}
.px-sub small{color:var(--muted);font-size:.78rem}.px-sub.on small{color:var(--chalk-dim)}
.px-sub .bi-star-fill{color:var(--marigold);font-size:.7rem;margin-left:.2rem}
.px-none{font-size:.9rem;color:var(--muted);padding:.5rem}
.px-panel{min-height:300px;transition:opacity .2s}
.px-panel.loading{opacity:.45;pointer-events:none}
.px-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding:1.2rem 1.4rem;border-radius:var(--r-lg);background:var(--board);color:var(--chalk);margin-bottom:1rem}
.px-head h3{color:var(--chalk);margin:0;font-size:1.35rem}
.px-head span{color:var(--chalk-dim);font-size:.9rem}
.px-ch{border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper-2);margin-bottom:.6rem;overflow:hidden}
.px-ch > summary{display:flex;align-items:center;gap:.8rem;padding:.85rem 1rem;cursor:pointer;list-style:none}
.px-ch > summary::-webkit-details-marker{display:none}
.px-ch > summary:hover{background:var(--tint)}
.px-num{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:var(--tint);color:var(--board);font-weight:700;font-size:.85rem;flex:none}
.px-ch[open] .px-num{background:var(--marigold);color:#fff}
.px-name{flex:1;font-weight:600}
.px-count{font-size:.8rem;color:var(--muted);white-space:nowrap}
.px-chev{transition:transform .2s;color:var(--muted)}
details[open] > summary .px-chev{transform:rotate(180deg)}
.px-body{padding:.2rem 1rem 1rem 3.3rem}
.px-topics{display:flex;flex-wrap:wrap;gap:.45rem}
.px-topic{display:inline-flex;align-items:center;gap:.45rem;padding:.4rem .75rem;border:1px solid var(--line);border-radius:99px;background:#fff;color:var(--ink);text-decoration:none;font-size:.88rem;transition:all .15s}
.px-topic:hover{border-color:var(--board);background:var(--board);color:var(--chalk)}
.px-topic small{color:var(--muted);font-size:.75rem}.px-topic:hover small{color:var(--chalk-dim)}
.px-topic .acc{font-size:.72rem;font-weight:700;padding:.05rem .35rem;border-radius:99px}
.acc.good{background:#dff3e6;color:#1d6b3e}.acc.ok{background:var(--marigold-soft);color:#8a5c04}.acc.low{background:#fbe3e0;color:#b0352a}
.px-all{display:inline-flex;gap:.35rem;align-items:center;margin-top:.8rem;font-weight:600;font-size:.9rem;color:var(--board);text-decoration:none}
.px-all:hover{text-decoration:underline}
.px-mix{border:1px dashed var(--line-hover);border-radius:var(--r-lg);background:var(--paper-2)}
.px-mix > summary{display:flex;align-items:center;gap:.9rem;padding:1rem 1.2rem;cursor:pointer;list-style:none}
.px-mix > summary::-webkit-details-marker{display:none}
.px-mix > summary > .bi:first-child{font-size:1.3rem;color:var(--marigold-dark)}
.px-mix > summary > span{flex:1}.px-mix strong{display:block}.px-mix small{color:var(--muted)}
.px-mix-body{padding:0 1.2rem 1.2rem}
@media (max-width:1199.98px){.px-modes{grid-template-columns:repeat(3,1fr)}}
@media (max-width:991.98px){
  .px-hero-grid{grid-template-columns:1fr}.px-goal{min-width:0}
  .px-explorer{grid-template-columns:1fr}.px-side{position:static}
  .px-list{display:flex;gap:.4rem;overflow-x:auto;max-height:none;padding-bottom:.4rem;scroll-snap-type:x proximity}
  .px-sub{flex:none;border:1px solid var(--line);background:#fff;scroll-snap-align:start}
  .px-sub[hidden]{display:none}
}
@media (max-width:575.98px){.px-modes{grid-template-columns:repeat(2,1fr)}.px-body{padding-left:1rem}.px-head{padding:1rem}}
@media (prefers-reduced-motion:reduce){.px-goal,.px-mode,.px-mode .ico,.px-chev{transition:none}}
.px-explorer > *{min-width:0}
/* Planner: reminder switch and today's column */
.remind-box{padding:1rem 1.1rem;border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper)}
.remind-box .form-check{display:flex;gap:.8rem;align-items:flex-start;padding-left:0}
.remind-box .form-check-input{margin:.2rem 0 0;flex:none;width:2.6em;height:1.4em;cursor:pointer}
.remind-box strong{display:block}.remind-box small{display:block;color:var(--muted)}
.nc-table td.today-col{background:var(--marigold-soft);border-radius:8px}
/* ---------- Features page ---------- */
.fx-hero{padding:2rem 0 3rem;background:radial-gradient(1200px 400px at 85% -10%,var(--marigold-soft),transparent 60%),var(--paper-2);border-bottom:1px solid var(--line)}
.fx-hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:2.5rem;align-items:center;margin-top:1rem}
.fx-hero h1{font-size:clamp(2rem,4.2vw,3.2rem);line-height:1.08;letter-spacing:-.02em;margin:.4rem 0 .8rem}
.fx-eyebrow{display:inline-flex;gap:.4rem;align-items:center;font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--marigold-dark);margin:0}
.fx-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem}
.fx-stats div{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:1rem;box-shadow:var(--soft);transition:transform .2s}
.fx-stats div:hover{transform:translateY(-3px) rotate(-.5deg)}
.fx-stats div:nth-child(2){background:var(--board);border-color:var(--board)}.fx-stats div:nth-child(2) b,.fx-stats div:nth-child(2) span{color:var(--chalk)}
.fx-stats div:nth-child(6){background:var(--marigold-soft);border-color:var(--marigold)}
.fx-stats b{display:block;font-family:var(--f-display);font-size:1.65rem;color:var(--ink);line-height:1.1}
.fx-stats span{font-size:.82rem;color:var(--muted)}
.fx-journey{position:sticky;top:64px;z-index:15;background:rgba(248,250,246,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.fx-journey ol{list-style:none;margin:0;padding:.6rem 0;display:grid;grid-template-columns:repeat(6,1fr);gap:.4rem;counter-reset:s}
.fx-journey a{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:.55rem;align-items:center;padding:.45rem .6rem;border-radius:12px;color:var(--ink);text-decoration:none;position:relative}
.fx-journey a:hover,.fx-journey a.on{background:var(--tint)}
.fx-journey li:not(:last-child) a::after{content:"";position:absolute;right:-.35rem;top:50%;width:.3rem;height:2px;background:var(--line-hover)}
.fx-step{grid-row:1/3;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--board);color:var(--chalk);font-size:1rem}
.fx-journey a.on .fx-step{background:var(--marigold);color:#fff}
.fx-journey strong{font-size:.92rem;line-height:1.1}.fx-journey small{font-size:.75rem;color:var(--muted);line-height:1.2}
.fx-sec{padding:4.5rem 0;scroll-margin-top:120px}
.fx-sec.alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.fx-sec-grid{display:grid;grid-template-columns:380px 1fr;gap:3rem;align-items:start}
.fx-intro{position:sticky;top:140px}
.fx-num{font-family:var(--f-display);font-size:3.2rem;font-weight:700;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--marigold)}
.fx-intro h2{font-size:clamp(1.6rem,2.6vw,2.1rem);margin:.4rem 0 .5rem}
.fx-intro > p{color:var(--muted);font-size:1.05rem}
.fx-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.fx-card{display:flex;flex-direction:column;gap:.35rem;padding:1.3rem;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);color:var(--ink);text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
.fx-card:hover{transform:translateY(-4px);box-shadow:var(--lift);border-color:var(--line-hover);color:var(--ink)}
.fx-card .ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--tint);color:var(--board);font-size:1.25rem;margin-bottom:.4rem;transition:transform .25s,background .2s,color .2s}
.fx-card:hover .ico{transform:rotate(-8deg) scale(1.05);background:var(--board);color:var(--chalk)}
.fx-card h3{font-size:1.1rem;margin:0}
.fx-card p{color:var(--muted);font-size:.93rem;margin:0;flex:1}
.fx-card .more{margin-top:.6rem;font-weight:600;font-size:.9rem;color:var(--board);display:inline-flex;gap:.35rem;align-items:center}
.fx-card:hover .more .bi{transform:translateX(3px)}.fx-card .more .bi{transition:transform .2s}
.fx-demo{margin-top:1.6rem;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:1rem;box-shadow:var(--lift);transform:rotate(-1.2deg);font-size:.88rem}
.fx-demo .d1{display:flex;justify-content:space-between;font-size:.75rem;color:var(--muted);font-weight:600;margin-bottom:.5rem}
.fx-q p{font-weight:600;margin:0 0 .6rem}
.fx-q .o{border:1px solid var(--line);border-radius:9px;padding:.4rem .6rem;margin-bottom:.35rem;display:flex;justify-content:space-between}
.fx-q .o.ok{border-color:var(--ok);background:#e6f4ec;color:#1d6b3e;font-weight:600}
.fx-q .ex{margin-top:.5rem;padding:.5rem .6rem;border-radius:9px;background:var(--paper);font-size:.82rem}
.fx-cbt .d1{background:var(--board);color:var(--chalk);margin:-1rem -1rem .8rem;padding:.6rem 1rem;border-radius:var(--r-lg) var(--r-lg) 0 0}
.fx-cbt .t{color:var(--marigold)}
.fx-cbt .fx-pal{display:grid;grid-template-columns:repeat(7,1fr);gap:.3rem}
.fx-cbt .fx-pal i,.fx-cbt .lg i{font-style:normal;display:grid;place-items:center;height:26px;border-radius:6px;border:1px solid var(--line);font-size:.72rem;font-weight:600}
.fx-cbt i.an{background:#2e8a55;border-color:#2e8a55;color:#fff}.fx-cbt i.na{border-color:#e7a29b;background:#fdeceb;color:#b0352a}
.fx-cbt i.mr{background:var(--purple);border-color:var(--purple);color:#fff}.fx-cbt i.cur{outline:2px solid var(--marigold);outline-offset:1px}
.fx-cbt .lg{display:flex;gap:.8rem;margin-top:.7rem;font-size:.72rem;color:var(--muted)}.fx-cbt .lg span{display:flex;gap:.3rem;align-items:center}.fx-cbt .lg i{width:12px;height:12px}
.fx-bars .b{display:grid;grid-template-columns:110px 1fr 38px;gap:.6rem;align-items:center;margin:.45rem 0;font-size:.8rem}
.fx-bars .b > div{height:9px;border-radius:9px;background:var(--tint);overflow:hidden}
.fx-bars i{display:block;height:100%;border-radius:9px;background:var(--ok)}.fx-bars i.mid{background:var(--marigold)}.fx-bars i.low{background:var(--redpen)}
.fx-week{display:grid;grid-template-columns:repeat(7,1fr);gap:.3rem;text-align:center}
.fx-week div{border-radius:9px;padding:.45rem .1rem;background:var(--tint)}
.fx-week span{display:block;font-size:.7rem;color:var(--muted)}.fx-week b{font-size:.75rem}
.fx-week .t{background:var(--board);color:var(--chalk)}.fx-week .t span{color:var(--chalk-dim)}.fx-week .r{background:var(--paper)}
.fx-trust{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.fx-trust > div{padding:1.3rem;border-radius:var(--r-lg);background:var(--paper-2);border:1px solid var(--line)}
.fx-trust .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--marigold-soft);color:var(--marigold-dark);font-size:1.15rem;margin-bottom:.6rem}
.fx-trust h3{font-size:1.02rem}.fx-trust p{color:var(--muted);font-size:.9rem;margin:0}
.fx-cta{padding:4rem 0;text-align:center;background:var(--board);color:var(--chalk)}
.fx-cta h2{color:var(--chalk)}.fx-cta p{color:var(--chalk-dim);margin-bottom:1.4rem}
@media (max-width:1199.98px){.fx-sec-grid{grid-template-columns:1fr;gap:1.5rem}.fx-intro{position:static}.fx-demo{max-width:420px}.fx-trust{grid-template-columns:repeat(2,1fr)}}
@media (max-width:991.98px){.fx-hero-grid{grid-template-columns:1fr}.fx-journey ol{display:flex;overflow-x:auto;scroll-snap-type:x proximity}.fx-journey li{flex:none;scroll-snap-align:start}.fx-journey a::after{display:none}}
@media (max-width:575.98px){.fx-stats{grid-template-columns:repeat(2,1fr)}.fx-cards,.fx-trust{grid-template-columns:1fr}.fx-sec{padding:3rem 0}.fx-journey{top:56px}}
@media (prefers-reduced-motion:reduce){.fx-card,.fx-card .ico,.fx-stats div{transition:none}.fx-demo{transform:none}}
.fx-cards > .fx-card:last-child:nth-child(odd){grid-column:1/-1}