/* PULSE 2026 — Sample Paper (practice) + result page. Builds on pulse.css tokens. */
.px-body{background:var(--paper)}
.px-badge{display:inline-flex;align-items:center;gap:6px;font:700 11px/1 var(--f-body);letter-spacing:.1em;text-transform:uppercase;
  color:#7a4b00;background:#fff4dc;border:1px solid #f2d9a6;border-radius:999px;padding:6px 10px;white-space:nowrap}

/* Instructions */
.px-introhead{background:#fff;border-bottom:1px solid var(--line)}
.px-introhead .head-row{justify-content:space-between}
.px-introbody{max-width:860px;padding-top:34px;padding-bottom:60px}
.px-introbody h1{font-size:clamp(28px,4vw,40px);font-weight:800;color:var(--navy-900)}
.px-introbody h3{font-size:18px;margin:28px 0 10px}
.px-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0}
.px-facts div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.px-facts b{display:block;font:800 22px/1.15 var(--f-head);color:var(--navy-900)}
.px-facts span{font-size:13px;color:var(--muted)}
.px-seclist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.px-seclist div{background:var(--navy-100);border-radius:12px;padding:12px 14px}
.px-seclist span{display:block;font:700 15px var(--f-head);color:var(--navy-900)}
.px-seclist b{font-weight:600;font-size:14px;color:var(--text)}
.px-seclist small{display:block;color:var(--muted);font-size:12.5px}
.px-rules{padding-left:20px;margin:0}
.px-rules li{margin-bottom:8px}
.px-note{background:var(--warn-bg);border:1px solid #f2d9a6;color:#6e4700;border-radius:10px;padding:10px 13px;font-size:14px;margin:16px 0 0}
.px-start{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.px-resumenote{margin-top:12px;font-size:14px;color:var(--muted)}

/* Exam shell */
.px-on{overflow-x:hidden}
.px-bar{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px}
.px-bar-l{display:flex;align-items:center;gap:10px;min-width:0}
.px-logo{height:34px;width:auto}
.px-timer{display:flex;align-items:center;gap:6px;font:800 18px/1 var(--f-head);color:var(--navy-900);font-variant-numeric:tabular-nums;
  background:var(--navy-100);border-radius:999px;padding:8px 12px;white-space:nowrap}
.px-timer svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round}
.px-timer.warn{background:#fff4dc;color:#9a5b00}
.px-timer.over{background:var(--danger-bg);color:var(--danger);font-size:14px}
.px-tabs{display:flex;gap:6px;overflow-x:auto;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px;scrollbar-width:none}
.px-tab{flex:0 0 auto;display:flex;align-items:center;gap:8px;border:1.5px solid var(--line-2);background:#fff;border-radius:999px;padding:8px 13px;cursor:pointer;font:600 14px var(--f-body);color:var(--text)}
.px-tab small{font:700 12px var(--f-body);color:var(--muted)}
.px-tab.on{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.px-tab.on small{color:#c9d4ea}
.px-main{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;max-width:1180px;margin:0 auto;padding:18px 16px 110px}
.px-q{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 22px 18px;box-shadow:var(--shadow);align-self:start}
.px-qhead{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-bottom:14px}
#px-qno{font:800 15px var(--f-head);color:var(--navy-900)}
.px-qsec{font:600 12px var(--f-body);color:var(--green-700);background:var(--green-50);border-radius:999px;padding:4px 9px}
.px-qmarks{margin-left:auto;font:600 12px var(--f-body);color:var(--muted)}
.px-qtext{font:500 18px/1.6 var(--f-body);color:var(--ink);white-space:pre-line;margin-bottom:18px}
.px-opts{display:grid;gap:10px}
.px-opt{position:relative;display:flex;align-items:center;gap:14px;border:1.5px solid var(--line-2);border-radius:14px;padding:13px 14px;cursor:pointer;background:#fff;
  min-height:56px;transition:border-color .12s,background .12s}
.px-opt:hover{border-color:var(--navy-700)}
.px-opt input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.px-ol{flex:0 0 36px;height:36px;border-radius:50%;display:grid;place-items:center;font:800 15px var(--f-head);color:var(--navy-800);background:var(--navy-100)}
.px-ot{font:500 16.5px/1.45 var(--f-body);color:var(--ink)}
.px-opt.on{border-color:var(--navy-800);background:#f3f6fd;box-shadow:0 0 0 3px rgba(18,58,128,.12)}
.px-opt.on .px-ol{background:var(--navy-800);color:#fff}
.px-opt input:focus-visible~.px-ol{outline:3px solid var(--green);outline-offset:2px}
.px-qtools{display:flex;justify-content:space-between;align-items:center;margin-top:14px;flex-wrap:wrap;gap:10px}
.px-link{background:none;border:0;color:var(--navy-700);font:600 14px var(--f-body);cursor:pointer;padding:6px 0;text-decoration:underline}
.px-mark{display:flex;align-items:center;gap:8px;font:600 14px var(--f-body);color:#6b3fd1;cursor:pointer}
.px-mark input{width:18px;height:18px;accent-color:#7d5ce0}

/* Palette */
.px-palette{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;position:sticky;top:120px;align-self:start;max-height:calc(100vh - 140px);overflow:auto}
.px-pal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.px-pal-head b{font:700 16px var(--f-head);color:var(--navy-900)}
.px-close{display:none;background:none;border:0;font-size:28px;line-height:1;color:var(--muted);cursor:pointer}
.px-legend{display:grid;gap:6px;font-size:13px;color:var(--text);margin-bottom:12px}
.px-legend span{display:flex;align-items:center;gap:8px}
.px-legend b{margin-left:auto}
.px-legend i{width:16px;height:16px;border-radius:5px;border:1.5px solid var(--line-2);background:#fff}
.px-legend .lg-ans{background:var(--green);border-color:var(--green)}
.px-legend .lg-mark{background:#ece5fd;border-color:#7d5ce0}
.px-gsec{font:700 11.5px var(--f-body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:12px 0 6px}
.px-gnums{display:grid;grid-template-columns:repeat(auto-fill,minmax(38px,1fr));gap:6px}
.px-num{height:38px;border-radius:9px;border:1.5px solid var(--line-2);background:#fff;font:700 13px var(--f-body);color:var(--text);cursor:pointer;position:relative}
.px-num.ans{background:var(--green);border-color:var(--green);color:#fff}
.px-num.mark{border-color:#7d5ce0;box-shadow:inset 0 0 0 2px #ece5fd}
.px-num.mark::after{content:"";position:absolute;top:3px;right:3px;width:7px;height:7px;border-radius:50%;background:#7d5ce0}
.px-num.cur{outline:3px solid var(--navy-800);outline-offset:1px}
.px-palette .btn-block{margin-top:16px}

.px-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;border-top:1px solid var(--line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));box-shadow:0 -6px 24px rgba(10,33,82,.08)}
.px-nav .btn{min-width:120px}
.px-nav .btn[disabled]{opacity:.45;pointer-events:none}
.px-palbtn{display:flex;flex-direction:column;align-items:center;background:none;border:0;cursor:pointer;font:800 15px var(--f-head);color:var(--navy-900)}
.px-palbtn small{font:600 11px var(--f-body);color:var(--muted)}

/* Submit dialog */
.px-modal{position:fixed;inset:0;z-index:60;background:rgba(6,23,58,.5);display:grid;place-items:center;padding:16px}
.px-mbox{background:#fff;border-radius:20px;max-width:440px;width:100%;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.3)}
.px-mbox h2{font-size:22px}
.px-msum{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0}
.px-msum div{background:var(--paper);border-radius:12px;padding:12px;text-align:center}
.px-msum b{display:block;font:800 24px var(--f-head);color:var(--navy-900)}
.px-msum span{font-size:12px;color:var(--muted)}
.px-mnote{font-size:14px;color:var(--muted)}
.px-mact{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}

@media (max-width:960px){
  .px-main{grid-template-columns:1fr;padding-bottom:100px}
  .px-palette{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:50;max-height:78vh;border-radius:20px 20px 0 0;transform:translateY(105%);
    transition:transform .25s;box-shadow:0 -20px 60px rgba(6,23,58,.25)}
  body.px-palopen .px-palette{transform:none}
  body.px-palopen::after{content:"";position:fixed;inset:0;background:rgba(6,23,58,.4);z-index:40}
  .px-close{display:block}
  .px-gnums{grid-template-columns:repeat(auto-fill,minmax(44px,1fr))}
  .px-num{height:44px}
}
@media (max-width:640px){
  .px-facts{grid-template-columns:1fr 1fr}
  .px-seclist{grid-template-columns:1fr}
  .px-bar .px-badge{display:none}
  .px-q{padding:18px 16px 14px;border-radius:14px}
  .px-qtext{font-size:17px}
  .px-ot{font-size:16px}
  .px-nav .btn{min-width:0;flex:1 1 0;padding:13px 10px}
  .px-start .btn{flex:1 1 100%}
}

/* ── Result page ── */
.rs-hero{background:var(--navy-900);color:#c9d4ea;padding:34px 0 30px}
.rs-hero h1{color:#fff;font-size:clamp(24px,3.4vw,32px)}
.rs-score{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:10px 0 6px}
.rs-score b{font:800 clamp(52px,8vw,76px)/1 var(--f-head);color:#fff;letter-spacing:-.02em}
.rs-score span{font:700 22px var(--f-head);color:#9fb2d8;padding-bottom:8px}
.rs-score em{font-style:normal;font:700 14px var(--f-body);background:var(--green);color:#fff;border-radius:999px;padding:6px 12px;margin-bottom:12px}
.rs-tiles{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-top:18px}
.rs-tiles div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:12px 14px}
.rs-tiles b{display:block;font:800 24px var(--f-head);color:#fff}
.rs-tiles span{font-size:12.5px;color:#9fb2d8}
.rs-tiles .t-ok b{color:#9be07a}.rs-tiles .t-bad b{color:#ff9e9e}
.rs-wrap{padding-top:26px;padding-bottom:70px}
.rs-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);margin-bottom:22px;overflow:hidden}
.rs-card h2{font-size:20px;margin:0;padding:18px 20px;border-bottom:1px solid var(--line)}
.rs-tbl{width:100%;border-collapse:collapse;font-size:15px}
.rs-tbl th{font:700 11.5px var(--f-body);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);text-align:right;padding:10px 14px;background:#fafbfd;border-bottom:1px solid var(--line)}
.rs-tbl th:first-child,.rs-tbl td:first-child{text-align:left}
.rs-tbl td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:right;font-variant-numeric:tabular-nums}
.rs-tbl tr:last-child td{border-bottom:0}
.rs-tbl tfoot td{font-weight:800;color:var(--navy-900);background:#fafbfd}
.rs-scroll{overflow-x:auto}
.rs-filters{display:flex;gap:8px;flex-wrap:wrap;padding:14px 20px;border-bottom:1px solid var(--line);position:sticky;top:60px;background:#fff;z-index:5}
.rs-f{border:1.5px solid var(--line-2);background:#fff;border-radius:999px;padding:8px 13px;font:600 14px var(--f-body);color:var(--text);cursor:pointer}
.rs-f b{font-weight:800;margin-left:4px}
.rs-f.on{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.rs-list{padding:6px 20px 14px}
.rs-item{border-bottom:1px solid var(--line);padding:16px 0}
.rs-item:last-child{border-bottom:0}
.rs-ih{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin-bottom:8px}
.rs-ih b{font:800 15px var(--f-head);color:var(--navy-900)}
.rs-ih .sec{font-size:12px;color:var(--muted)}
.rs-pill{margin-left:auto;font:700 12.5px var(--f-body);border-radius:999px;padding:5px 10px;white-space:nowrap}
.r-correct .rs-pill{background:var(--green-100);color:var(--green-700)}
.r-incorrect .rs-pill{background:var(--danger-bg);color:var(--danger)}
.r-unattempted .rs-pill{background:#eef1f6;color:#475569}
.r-not_scored .rs-pill{background:var(--warn-bg);color:#8a5300}
.rs-qt{white-space:pre-line;color:var(--ink);margin-bottom:10px;font-size:16px}
.rs-opts{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.rs-o{display:flex;gap:10px;align-items:flex-start;border:1.5px solid var(--line);border-radius:10px;padding:8px 10px;font-size:15px}
.rs-o i{font-style:normal;font:800 13px var(--f-head);width:24px;height:24px;flex:0 0 24px;border-radius:50%;display:grid;place-items:center;background:var(--navy-100);color:var(--navy-800)}
.rs-o.key{border-color:var(--green);background:var(--green-50)}
.rs-o.key i{background:var(--green);color:#fff}
.rs-o.wrong{border-color:#efb3b3;background:var(--danger-bg)}
.rs-o.wrong i{background:var(--danger);color:#fff}
.rs-o small{margin-left:auto;font:700 11.5px var(--f-body);white-space:nowrap;padding-top:3px}
.rs-o.key small{color:var(--green-700)}.rs-o.wrong small{color:var(--danger)}
.rs-line{margin-top:8px;font-size:14px;color:var(--text)}
.rs-line b{color:var(--navy-900)}
.rs-note{margin-top:8px;font-size:13.5px;background:var(--warn-bg);border:1px solid #f2d9a6;color:#6e4700;border-radius:8px;padding:8px 10px}
.rs-actions{display:flex;flex-wrap:wrap;gap:12px;margin:6px 0 24px}
@media (max-width:900px){.rs-tiles{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.rs-opts{grid-template-columns:1fr}.rs-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}.rs-list{padding:4px 16px 10px}.rs-filters{padding:12px 16px;top:56px}.rs-actions .btn{flex:1 1 100%}}