@font-face{font-family:'Inter';font-style:normal;font-weight:400 800;font-display:swap;src:url(fonts/inter-nor-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 800;font-display:swap;src:url(fonts/inter-nor-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Playfair Display';font-style:italic;font-weight:500 700;font-display:swap;src:url(fonts/playfair-ita-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Playfair Display';font-style:normal;font-weight:500 800;font-display:swap;src:url(fonts/playfair-nor-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Playfair Display';font-style:normal;font-weight:500 800;font-display:swap;src:url(fonts/playfair-nor-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
:root{
  --bg:#0a0e1d; --card:#121935; --card2:#1a2347; --ink:#eef1fb; --mut:#98a4c6;
  --acc:#4db8f5; --acc2:#3ddc97; --line:#232c52; --warn:#f0b75e; --pur:#a99bff;
  --red:#ff5d73; --max:780px;
  --glass:rgba(10,14,29,.82); --glass2:rgba(10,14,29,.94); --hero1:#121935; --onacc:#06122a;
  --gold:#e9c46a; --azure:#2fb4f2; --indigo:#5468ff; --serif:'Playfair Display',Georgia,'Times New Roman',serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --shadow:0 14px 34px -16px rgba(0,0,0,.65); --shadow-hi:0 18px 40px -14px rgba(47,180,242,.35);
  --grad:linear-gradient(135deg,#2fb4f2 0%,#4f6bff 100%); --gold-grad:linear-gradient(135deg,#f6d98a 0%,#e0a94a 100%);
  --aurora1:rgba(47,180,242,.14); --aurora2:rgba(124,92,255,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);
  background:var(--bg);color:var(--ink);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--acc)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 12px}

/* ---------- HERO ---------- */
.hero{background:radial-gradient(1200px 400px at 50% -120px,rgba(74,168,255,.18),transparent),
  linear-gradient(180deg,var(--hero1),var(--bg));border-bottom:1px solid var(--line);
  padding:30px 16px 26px;text-align:center}
.hero .flag{font-size:40px;line-height:1}
.hero h1{margin:8px 0 2px;font-size:30px;letter-spacing:-.5px;font-weight:800}
.hero h1 .accent{color:var(--acc2)}
.hero .tag{color:var(--ink);font-size:16px;margin:0 auto;max-width:460px}
.hero .sub{color:var(--mut);font-size:13px;margin-top:10px}
.hero .cta{display:inline-flex;gap:10px;margin-top:18px;flex-wrap:wrap;justify-content:center}
.btn{background:var(--acc);color:var(--onacc);border:none;padding:12px 20px;border-radius:12px;
  font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.sm{padding:8px 14px;font-size:13px}
.chips{display:flex;gap:7px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.chip{background:var(--card2);border:1px solid var(--line);color:var(--mut);font-size:12px;
  padding:6px 11px;border-radius:20px}
.chip b{color:var(--acc2)}

/* ---------- NAV ---------- */
nav{display:flex;flex-direction:column;gap:6px;padding:9px 12px;position:sticky;top:0;background:var(--glass);
  backdrop-filter:blur(8px);z-index:30;overflow-x:auto;border-bottom:1px solid var(--line)}
nav .wrap2{display:flex;gap:6px;max-width:var(--max);margin:0 auto;width:100%}
nav button{flex:1;min-width:76px;background:var(--card);color:var(--mut);border:1px solid var(--line);
  padding:9px 6px;border-radius:10px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
nav button.active{background:var(--acc);color:var(--onacc);border-color:var(--acc)}

main{padding:14px 12px 80px;max-width:var(--max);margin:0 auto}
.tab{display:none} .tab.active{display:block}

/* ---------- SEARCH ---------- */
.searchbar{display:flex;gap:8px;margin:4px 0 14px}
.searchbar input{flex:1;background:var(--card);border:1px solid var(--line);color:var(--ink);
  border-radius:12px;padding:12px 14px;font-size:15px;outline:none}
.searchbar input:focus{border-color:var(--acc)}

/* ---------- CARDS ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:13px;margin:9px 0}
.row{display:flex;align-items:center;gap:10px}
.lux{font-size:17px;font-weight:600}
.en{color:var(--mut);font-size:13px;margin-top:2px}
.say{flex:none;width:42px;height:42px;border-radius:50%;border:none;cursor:pointer;
  background:var(--acc);color:var(--onacc);font-size:18px;display:grid;place-items:center;transition:transform .1s}
.say:active{transform:scale(.88)}
.say.alt{background:var(--acc2)}
.star{flex:none;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--card2);
  color:var(--mut);font-size:16px;cursor:pointer}
.star.on{color:var(--warn);border-color:var(--warn)}
.grow{flex:1;min-width:0}
.note{background:var(--card2);border-left:3px solid var(--warn);padding:10px 12px;border-radius:8px;
  color:var(--mut);font-size:13px;margin:10px 0}
.note b{color:var(--ink)}
h2{font-size:15px;margin:20px 0 6px;color:var(--acc2);letter-spacing:.3px}

/* ---------- LESSON GRID ---------- */
.lgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:6px}
@media(min-width:560px){.lgrid{grid-template-columns:1fr 1fr 1fr}}
.lesson{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;cursor:pointer;
  transition:border-color .15s, transform .1s;position:relative}
.lesson:active{transform:scale(.98)} .lesson:hover{border-color:var(--acc)}
.lesson .ic{font-size:26px} .lesson .t{font-weight:700;font-size:14px;margin-top:6px}
.lesson .c{color:var(--mut);font-size:11px;margin-top:2px}
.lesson .pill{position:absolute;top:10px;right:10px;font-size:10px;background:var(--card2);
  border:1px solid var(--line);color:var(--acc2);border-radius:10px;padding:2px 7px;font-weight:700}
.back{background:none;border:none;color:var(--acc);font-size:14px;cursor:pointer;padding:6px 0;font-weight:600}
.lhead{font-size:20px;font-weight:800;margin:4px 0 2px}
.lsub{color:var(--mut);font-size:13px;margin-bottom:4px}

/* ---------- GRAMMAR ---------- */
.gtable{width:100%;border-collapse:collapse;margin:8px 0;font-size:14px}
.gtable td{border:1px solid var(--line);padding:8px 10px}
.gtable td:first-child{font-weight:600;color:var(--acc)}
.gcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin:10px 0}
.gcard h3{margin:0 0 6px;font-size:15px;color:var(--pur)}

/* ---------- DRILL ---------- */
.toggle{display:flex;gap:6px;justify-content:center;margin-bottom:10px;flex-wrap:wrap}
.toggle button{padding:7px 12px;border-radius:20px;border:1px solid var(--line);background:var(--card);
  color:var(--mut);font-size:12px;cursor:pointer}
.toggle button.on{background:var(--acc2);color:var(--onacc);border-color:var(--acc2)}
.drill{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 18px;text-align:center;min-height:180px;display:flex;flex-direction:column;justify-content:center}
.drill .q{font-size:25px;font-weight:700;margin-bottom:6px}
.drill .sub{color:var(--mut);font-size:13px}
.drill .a{font-size:19px;color:var(--acc2);font-weight:600;margin-top:14px;min-height:24px}
.ctrls{display:flex;gap:8px;margin-top:14px}
.ctrls button{flex:1;padding:13px;border-radius:12px;border:1px solid var(--line);
  background:var(--card2);color:var(--ink);font-size:14px;font-weight:600;cursor:pointer}
.ctrls button.primary{background:var(--acc);color:var(--onacc);border-color:var(--acc)}
.prog{color:var(--mut);font-size:12px;text-align:center;margin-top:10px}

/* ---------- LINKS / FOOTER ---------- */
.link{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:13px 14px;margin:8px 0;text-decoration:none;color:var(--ink)}
.link b{display:block} .link span{color:var(--mut);font-size:12px}
footer{border-top:1px solid var(--line);padding:22px 16px 90px;text-align:center;color:var(--mut);font-size:12px}
footer a{color:var(--mut)}
.status{font-size:11px;color:var(--mut);text-align:center;padding:8px;position:fixed;bottom:0;left:0;right:0;
  background:var(--glass);border-top:1px solid var(--line);z-index:40}
#installBtn{display:none}

/* ---------- WORD DETAIL ---------- */
.grow.clickable{cursor:pointer}
.info{color:var(--acc);font-size:12px;vertical-align:super}
.wlink{color:var(--acc);cursor:pointer;text-decoration:underline;text-decoration-style:dotted;text-underline-offset:3px;-webkit-tap-highlight-color:rgba(74,168,255,.2)}
.wlink:hover,.wlink:active{text-decoration-style:solid;color:var(--acc2)}
.luxdesc{background:var(--card2);border-left:3px solid var(--acc2);padding:10px 14px;border-radius:0 8px 8px 0;font-style:italic;color:var(--ink);line-height:1.6}
.detail{display:none;position:fixed;inset:0;background:var(--bg);z-index:60;overflow-y:auto;padding:16px 12px 90px}
.dwrap{max-width:var(--max);margin:0 auto}
.dhead{border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:6px}
.drow{display:flex;align-items:center;gap:10px}
.dword{font-size:30px;font-weight:800;margin:4px 0;color:var(--ink);flex:1;letter-spacing:-.5px}
.dmeta{color:var(--mut);font-size:13px;margin-top:4px}
.ipa{color:var(--acc)}
.dgloss{color:var(--acc2);font-size:18px;font-weight:700;margin-top:6px}
.dsec{margin:16px 0}
.dsec h3{font-size:12px;text-transform:uppercase;letter-spacing:.7px;color:var(--pur);margin:0 0 7px}
.dsec > p{margin:0;font-size:15px;color:var(--ink);line-height:1.6}
.dsec p i{color:var(--acc2);font-style:normal;font-weight:600}
.exc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:7px 0}
.rel{display:flex;gap:8px;flex-wrap:wrap}
.relchip{background:var(--card2);border:1px solid var(--line);color:var(--acc);border-radius:20px;
  padding:8px 14px;font-size:13px;cursor:pointer;font-weight:600}

/* ---------- GLOBAL DICTIONARY SEARCH ---------- */
.gsearch{position:relative;flex:1;display:flex;align-items:center}
.gsearch input{width:100%;background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:12px;
  padding:11px 36px 11px 36px;font-size:15px;outline:none}
.gsearch input:focus{border-color:var(--acc)}
.gsearch .gs-ic{position:absolute;left:11px;font-size:14px;pointer-events:none}
.gsearch .gs-x{position:absolute;right:6px;background:none;border:none;color:var(--mut);font-size:15px;cursor:pointer;
  padding:6px 8px;min-width:0;flex:none}
.gsearch input:placeholder-shown ~ .gs-x{display:none}
.searchpanel{display:none;position:fixed;left:0;right:0;bottom:0;top:112px;background:var(--bg);z-index:25;
  overflow-y:auto;padding:12px 12px 90px}
.sp-wrap{max-width:var(--max);margin:0 auto}
.sp-head{color:var(--mut);font-size:12px;margin:2px 2px 8px}
.sp-row{cursor:pointer}
.sp-row:active{background:var(--card2)}
.sp-star{color:var(--warn);font-size:12px}
.sp-pos{color:var(--mut);font-size:11px;font-weight:500;margin-left:4px}

/* ---------- ENTRY PAGE: sticky bar (back · prev/next · search) ---------- */
.detail{padding:0 0 90px}
#dbody{padding:12px 12px 0}
.dbar{position:sticky;top:0;z-index:3;display:flex;align-items:center;gap:8px;padding:8px 12px;
  background:var(--glass2);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.dback{flex:none;background:var(--card);color:var(--acc);border:1px solid var(--line);border-radius:10px;
  padding:9px 11px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap}
.dnav{flex:none;display:flex;align-items:center;gap:4px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:2px}
.dnav button{background:none;border:none;color:var(--acc);font-size:22px;line-height:1;width:34px;height:34px;cursor:pointer;border-radius:8px}
.dnav button:disabled{color:var(--line);cursor:default}
.dnav button:not(:disabled):active{background:var(--card2)}
#dpos{font-size:12px;color:var(--mut);min-width:44px;text-align:center;font-variant-numeric:tabular-nums}
.dsearchbox{min-width:0}
.dsearchbox input{padding:9px 30px 9px 30px;font-size:14px}
.steprow{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:20px;padding-top:12px;border-top:1px solid var(--line)}
.steprow .back{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.steprow .back:disabled{color:var(--line);cursor:default}
.searchpanel.over{z-index:65}
@media (max-width:420px){ .dback{padding:9px 9px} #dpos{min-width:38px} .dsearchbox input::placeholder{color:transparent} }

/* ---- light theme ---- */
:root[data-theme="light"]{
  --bg:#f1f3fa; --card:#ffffff; --card2:#eef1fa; --ink:#131a36; --mut:#586284;
  --acc:#0a72c8; --acc2:#0f8a57; --line:#dfe3f2; --warn:#a85d00; --pur:#5b45d6; --red:#c9254d;
  --glass:rgba(241,243,250,.84); --glass2:rgba(241,243,250,.95); --hero1:#e6ecfb; --onacc:#ffffff;
  --gold:#b07d12; --azure:#0a72c8; --indigo:#4357e6;
  --shadow:0 14px 30px -16px rgba(30,40,90,.28); --shadow-hi:0 18px 36px -14px rgba(10,114,200,.32);
  --grad:linear-gradient(135deg,#0a8ee0 0%,#3b52e6 100%); --gold-grad:linear-gradient(135deg,#e8c25e 0%,#c48a1f 100%);
  --aurora1:rgba(10,142,224,.10); --aurora2:rgba(91,69,214,.08);
}
.themebtn{flex:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:18px;cursor:pointer}
.searchrow{display:flex;gap:8px;align-items:center}
.searchrow .gsearch{flex:1;min-width:0}

/* ---- phrase translator card ---- */
.trcard{border-color:var(--acc);margin-bottom:12px}
.trhead{font-size:12px;color:var(--mut);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.trchips{display:flex;flex-wrap:wrap;gap:7px}
.trchip{display:inline-flex;flex-direction:column;align-items:flex-start;gap:1px;padding:7px 10px;border-radius:10px;border:1px solid var(--line);background:var(--card2);color:var(--ink);font:inherit;text-align:left;max-width:100%}
button.trchip{cursor:pointer}
.trsrc{font-size:11px;color:var(--mut)}
.trtgt{font-size:15px;font-weight:600;color:var(--acc)}
.tralt{font-size:11px;color:var(--mut);max-width:180px}
.trchip.unk{border-style:dashed}.trchip.unk .trtgt{color:var(--mut)}
.trchip.pass .trtgt{color:var(--ink)}
.trchip.infl .trtgt{color:var(--pur)}
.trchip.phrase{border-color:var(--acc2)}.trchip.phrase .trtgt{color:var(--acc2)}
.trrough{margin-top:10px;font-size:15px}
.trlbl{font-size:11px;color:var(--mut);text-transform:uppercase;letter-spacing:.04em;margin-right:6px}
.trnote{margin-top:8px;font-size:12px;color:var(--mut)}

.trmain{margin-bottom:6px}
.trline{font-size:19px;font-weight:700;color:var(--ink);margin:4px 0}
.trrules{margin-top:6px;font-size:13px;color:var(--mut)}
.trrules summary{cursor:pointer;color:var(--acc)}
.trrules ul{margin:6px 0 0 18px;padding:0}
.trrules li{margin:3px 0}

/* ---- AI translation box ---- */
.trai{margin-top:12px;padding-top:10px;border-top:1px dashed var(--line)}
.trbtns{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.trbtn{border:1px solid var(--line);background:var(--card2);color:var(--ink);border-radius:10px;padding:8px 12px;font:inherit;font-size:14px;cursor:pointer}
.trbtn.primary{background:var(--acc);border-color:var(--acc);color:var(--onacc);font-weight:600}
.trbar{height:8px;background:var(--card2);border-radius:6px;overflow:hidden;margin-top:8px}
.trbar i{display:block;height:100%;background:var(--acc);transition:width .3s}
.trai a{color:var(--acc)}

/* ---- usage stats + badges ---- */
.nbadge{margin-left:5px;font-size:11px;font-weight:700}
.nbadge.new{color:var(--warn)}
nav button.active .nbadge.new{color:var(--onacc)}
.sgrid{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0}
.stile{flex:1;min-width:84px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}
.stile .sv{font-size:23px;font-weight:800}.sl{color:var(--mut);font-size:11px;margin-top:2px}
.bars{display:flex;align-items:flex-end;gap:4px;height:90px}
.bcol{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center}
.bfill{width:100%;min-height:2px;background:var(--acc2);border-radius:3px 3px 0 0}
.blab{font-size:9px;color:var(--mut);margin-top:3px}
.bgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}
.bdg{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.bdg.on{border-color:var(--acc2)}.bdg.lock{opacity:.55}
.bdg .bi{font-size:26px}.bdg .bt{font-weight:700;font-size:13px;margin-top:2px}.bdg .bd{color:var(--mut);font-size:11px;margin-top:2px}
#toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%,30px);opacity:0;pointer-events:none;z-index:99;display:flex;gap:10px;align-items:center;
  background:var(--card);color:var(--ink);border:1px solid var(--acc2);border-radius:14px;padding:10px 16px;box-shadow:0 8px 28px rgba(0,0,0,.35);transition:.3s;max-width:92vw}
#toast.show{opacity:1;transform:translate(-50%,0)}
#toast .ti{font-size:26px}#toast small{color:var(--mut)}

/* ---- search mode (phones): hero + tabs collapse, results fill the screen ---- */
.gsearch input[type=search]::-webkit-search-cancel-button,.gsearch input[type=search]::-webkit-search-decoration{-webkit-appearance:none;appearance:none;display:none}
.scancel{display:none;flex:none;background:none;border:none;color:var(--acc);font-size:15px;font-weight:600;padding:8px 4px;cursor:pointer}
body.searching .scancel{display:block}
body.searching .themebtn{display:none}
body.searching .hero,body.searching footer,body.searching .status,body.searching #toast,body.searching nav .wrap2:not(.searchrow){display:none}
body.searching nav{padding-top:8px;padding-bottom:8px}
body.searching .searchpanel{padding-bottom:45vh}
.searchpanel:not(.showall) .sp-more{display:none}
.sp-showmore{display:block;width:100%;margin:4px 0 8px;padding:12px;background:var(--card);color:var(--acc);border:1px solid var(--line);border-radius:12px;font-size:14px;font-weight:600;cursor:pointer}
.relchips{display:flex;flex-wrap:wrap;gap:8px}
.trdetails{margin-top:10px;border-top:1px dashed var(--line);padding-top:8px}
.trdetails summary{cursor:pointer;color:var(--acc);font-size:13px;font-weight:600;padding:4px 0}
.trnote.tiny{font-size:11px}

/* ---------- EXAM COACH ---------- */
#exam h2.xh{font-size:19px;color:var(--ink);margin:6px 0 8px} #exam h2.xh small{color:var(--mut);font-weight:500;font-size:13px}
.xback{background:none;border:none;color:var(--acc);font-size:14px;font-weight:600;padding:6px 0;cursor:pointer}
.xqtop{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.xsmall{font-size:12.5px;color:var(--mut)} .xr{text-align:right;margin:-4px 2px 8px}
.xintro{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:8px 0;font-size:13.5px;color:var(--mut)} .xintro b{color:var(--ink)}
.xhero{display:flex;gap:12px;align-items:center;background:linear-gradient(135deg,rgba(57,217,138,.16),rgba(74,168,255,.12));border:1px solid var(--line);border-radius:16px;padding:14px;margin-top:6px}
.xrk{font-size:42px;line-height:1} .xrname{font-size:19px;font-weight:800} .xrname small{font-size:12px;color:var(--mut);font-weight:500}
.xxp{height:8px;background:var(--line);border-radius:6px;margin:6px 0 4px;overflow:hidden} .xxp i{display:block;height:100%;background:var(--acc2);border-radius:6px;transition:width .4s}
.xcd{display:flex;align-items:center;gap:12px} .xcd input{background:var(--card2);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:8px;font-size:14px}
.xcdn{text-align:center;min-width:64px} .xcdn b{display:block;font-size:30px;color:var(--acc2);line-height:1} .xcdn span{font-size:11px;color:var(--mut)}
.btn.xgo{width:100%;justify-content:center;margin:10px 0;padding:14px;font-size:16px;background:var(--acc2);color:var(--onacc)} .btn.xgo small{font-weight:500;opacity:.8}
.xquest{display:flex;gap:10px;align-items:center;width:100%;text-align:left;background:var(--card);border:1px solid var(--line);color:var(--ink);padding:11px 12px;border-radius:12px;margin:6px 0;font-size:14px;cursor:pointer}
.xquest.done{border-color:var(--acc2);background:rgba(57,217,138,.08)} .xquest b{color:var(--mut);font-size:12px}
.xgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:8px 0} @media(min-width:560px){.xgrid{grid-template-columns:1fr 1fr 1fr}}
.xtile,.xtopic{display:flex;flex-direction:column;align-items:center;text-align:center;gap:3px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 8px;color:var(--ink);cursor:pointer;font-size:14px}
.xtile small,.xtopic small{color:var(--mut);font-size:11.5px} .xti{font-size:28px;line-height:1.1}
.xstars{color:var(--warn);letter-spacing:2px;font-size:15px}
.xthumb{display:block;width:100%;border-radius:8px;overflow:hidden}
.xsvg{display:block;width:100%;height:auto;border-radius:12px} .xobj{cursor:pointer;user-select:none;-webkit-user-select:none}
.xobjinfo{min-height:34px;padding:8px 2px}
.xwords{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 8px}
.xbar{display:flex;align-items:center;gap:8px;margin:7px 0;font-size:13px} .xbar span{width:122px;color:var(--mut)} .xbar div{flex:1;height:9px;background:var(--line);border-radius:6px;overflow:hidden} .xbar i{display:block;height:100%;background:var(--acc);border-radius:6px} .xbar b{width:38px;text-align:right;font-size:12px}
.xoverall{margin-top:8px;font-size:15px} .xoverall b{color:var(--acc2);font-size:20px}
.xlink{width:100%;margin:10px 0;background:var(--card2);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:12px;font-size:14px;cursor:pointer}
.xlist{display:flex;flex-direction:column;gap:6px}
.xqrow{display:flex;align-items:center;gap:10px;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;color:var(--ink);cursor:pointer;font-size:14.5px}
.xqrow small,.xphrase small,.xqq small{display:block;color:var(--mut);font-size:12px;margin-top:1px}
.xdot{width:32px;height:32px;border-radius:50%;background:var(--card2);display:flex;align-items:center;justify-content:center;font-size:17px;flex:none}
.xbubble{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin:8px 0} .xex{font-size:12px;color:var(--mut)}
.xq{font-size:20px;font-weight:700;margin:6px 0 10px;line-height:1.3}
.xbtns{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0} .xbtns.col{flex-direction:column} .xbtns.col .btn{width:100%;justify-content:center}
.xyou,.xmodel,.xplayer,.xcheck{background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:12px;margin:10px 0}
.xmodel{border-color:var(--acc2)}
.xtimer{display:flex;align-items:center;gap:10px;margin:8px 0;min-height:22px} .xtimer b{font-variant-numeric:tabular-nums;width:42px}
.xtbar{flex:1;height:8px;background:var(--line);border-radius:6px;overflow:hidden} .xtbar i{display:block;height:100%;background:var(--warn);transition:width 1s linear}
.xrecing{color:var(--red);font-weight:700;font-size:13px;margin:6px 0} #xrec audio{width:100%;margin-top:6px}
.xsent{display:flex;gap:8px;align-items:flex-start;margin:7px 0;font-size:16.5px}
.xspk{background:var(--card);border:1px solid var(--line);border-radius:50%;width:32px;height:32px;flex:none;cursor:pointer;color:var(--ink);font-size:14px}
.xen{margin-top:6px} .xalt{margin-top:8px;font-size:13px;color:var(--warn)}
.xrate{margin:12px 0;text-align:center} .xbtns3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:8px}
.xbtns3 button{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 4px;font-size:26px;cursor:pointer;color:var(--ink)} .xbtns3 button small{display:block;font-size:11px;color:var(--mut)}
.xbtns3 button:active{background:var(--acc2)}
.xbuild{background:var(--card);border:1px dashed var(--acc);border-radius:14px;padding:12px;margin:10px 0}
.xgot{min-height:40px;margin:8px 0;padding:8px;border-radius:10px;background:var(--card2)} .xbank{display:flex;flex-wrap:wrap;gap:6px}
.xw{display:inline-block;background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:8px 11px;font-size:16px;color:var(--ink);cursor:pointer} .xw.ok{border-color:var(--acc2);background:rgba(57,217,138,.12);cursor:default;padding:5px 9px} .xw.bad{border-color:var(--red);animation:xshake .3s}
@keyframes xshake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.xcheck label{display:block;padding:5px 0;font-size:14px} .xframe{margin:6px 0;font-size:13.5px}
.xmcq{margin:14px 0} .xqq{margin-bottom:6px;font-size:15px}
.xopt{display:block;width:100%;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:11px 12px;margin:6px 0;font-size:15px;color:var(--ink);cursor:pointer}
.xopt.sel{border-color:var(--acc);background:rgba(74,168,255,.12)} .xopt.good{border-color:var(--acc2);background:rgba(57,217,138,.14)} .xopt.bad{border-color:var(--red);background:rgba(239,71,111,.12)}
.xresult{font-size:17px;margin:12px 0;text-align:center} .xexp{margin:8px 2px}
.xtrans{margin:10px 0;background:var(--card2);border-radius:12px;padding:10px} .xtl{display:flex;gap:8px;align-items:flex-start;margin:7px 0;font-size:15px} .xtl.b span{color:var(--pur)} .xwd{cursor:pointer;border-bottom:1px dotted var(--mut)}
.xphrase{display:flex;gap:10px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:9px 10px;margin:6px 0;font-size:15px} .xphrase.on{border-color:var(--acc2)}
.xchk{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--card2);color:var(--mut);font-size:16px;cursor:pointer;flex:none} .xchk.on{background:var(--acc2);color:var(--onacc);border-color:var(--acc2)}
.xdone{text-align:center;padding:10px 0} .xbig{font-size:60px;line-height:1.1}
.xscore{display:flex;justify-content:center;gap:12px;margin:12px 0} .xscore div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 16px;min-width:92px} .xscore b{display:block;font-size:26px;color:var(--acc2)} .xscore small{color:var(--mut)}
.card.xl{text-align:left;font-size:14px}
.xul{margin:6px 0 0 18px;padding:0;font-size:14px;color:var(--mut)} .xul b{color:var(--ink)} .xul li{margin:4px 0}
.nbadge+.nbadge{display:none}

body.exam-on .hero{display:none}

/* =====================================================================
   LUXE THEME — shared look-and-feel with Ease Your Journey:
   serif display type, deep indigo gradients, glass, soft glow, generous radius.
   ===================================================================== */
body{background:radial-gradient(900px 520px at 88% -8%,var(--aurora1),transparent 60%),
  radial-gradient(760px 520px at -10% 4%,var(--aurora2),transparent 60%),var(--bg);min-height:100vh}
::selection{background:rgba(47,180,242,.35)}
h1,h2,h3,.lhead,.dword,.xq,.xrname,.xcdn b,.stile .sv,.drill .q{font-family:var(--serif)}
:focus-visible{outline:2px solid var(--azure);outline-offset:2px;border-radius:8px}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;border:0;color:#fff;text-align:center;
  padding:44px 18px 88px;
  background:radial-gradient(900px 420px at 80% -20%,rgba(47,180,242,.45),transparent 60%),
    radial-gradient(700px 420px at 5% 20%,rgba(124,92,255,.40),transparent 60%),
    linear-gradient(160deg,#0b1030 0%,#1a1462 52%,#0b4c96 100%)}
.hero::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;
  background:linear-gradient(90deg,#ed2939 0 33.4%,#fff 33.4% 66.6%,#00a1de 66.6%);opacity:.95}
.hero-bg i{position:absolute;border-radius:50%;filter:blur(2px);opacity:.5;pointer-events:none}
.hero-bg .o1{width:260px;height:260px;right:-70px;top:30px;background:radial-gradient(circle at 35% 35%,rgba(255,255,255,.22),rgba(255,255,255,0) 66%)}
.hero-bg .o2{width:180px;height:180px;left:-50px;bottom:40px;background:radial-gradient(circle at 40% 40%,rgba(233,196,106,.28),rgba(233,196,106,0) 68%)}
.hero > *{position:relative}
.crest{width:84px;height:84px;margin:0 auto 14px;border-radius:26px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(255,255,255,.26),rgba(255,255,255,.07));
  border:1px solid rgba(255,255,255,.34);box-shadow:0 18px 40px -12px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.4);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.crest svg{width:52px;height:52px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.35))}
.eyebrow{margin:0 0 6px;font-size:11.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.72)}
.hero h1{font-size:clamp(34px,7.6vw,54px);line-height:1.08;margin:0 0 12px;letter-spacing:-.4px;font-weight:700;color:#fff}
.hero h1 .accent{background:linear-gradient(100deg,#8fdcff 0%,#ffffff 45%,#f6d98a 100%);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-style:italic;padding:0 .04em}
.hero .tag{color:rgba(255,255,255,.86);font-size:clamp(15px,3.6vw,18px);line-height:1.55;margin:0 auto;max-width:520px}
.hero .cta{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap;justify-content:center}
.hero .btn{padding:14px 22px;font-size:15px}
.hero .btn.ghost{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.34);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);box-shadow:none}
.hero .btn.ghost:hover{background:rgba(255,255,255,.18)}
.hstats{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:26px auto 0;padding:0;max-width:560px}
.hstats li{padding:11px 6px;border-radius:16px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.20);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.hstats b{display:block;font-family:var(--serif);font-size:24px;line-height:1.05;color:#fff;text-shadow:0 0 18px rgba(143,220,255,.55)}
.hstats span{display:block;margin-top:3px;font-size:10.5px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.78)}
.hero .wave{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:46px;display:block}
.hero .wave path{fill:var(--bg)}

/* ---------- BUTTONS ---------- */
.btn{background:var(--grad);color:#fff;border-radius:14px;font-weight:700;letter-spacing:.1px;position:relative;overflow:hidden;
  box-shadow:0 10px 24px -10px rgba(47,100,255,.7),inset 0 1px 0 rgba(255,255,255,.28);transition:transform .15s,box-shadow .2s,filter .2s}
.btn::after{content:"";position:absolute;top:0;bottom:0;width:60%;left:-80%;transform:skewX(-20deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);transition:left .7s}
.btn:hover::after{left:130%}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn:active{transform:translateY(0) scale(.98)}
.btn.ghost{background:var(--card);color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn.ghost::after{display:none}

/* ---------- NAV ---------- */
nav{background:var(--glass);backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid var(--line);box-shadow:0 8px 24px -18px rgba(0,0,0,.6);padding:10px 12px 9px;gap:8px}
nav .wrap2:not(.searchrow){background:var(--card);border:1px solid var(--line);border-radius:16px;padding:4px;gap:2px;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
  overflow-x:auto;scrollbar-width:none}
nav .wrap2::-webkit-scrollbar{display:none}
nav button{background:transparent;border:1px solid transparent;color:var(--mut);border-radius:12px;padding:9px 12px;font-size:13px;font-weight:600;
  transition:color .15s,background .2s,box-shadow .2s;flex:1 0 auto}
nav button:hover{color:var(--ink)}
nav button.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px -8px rgba(47,100,255,.8)}
nav button[data-tab="exam"]:not(.active){color:var(--gold)}
nav .themebtn{flex:none}
.themebtn{border-radius:14px;background:var(--card);border:1px solid var(--line);transition:transform .2s,box-shadow .2s}
.themebtn:hover{transform:rotate(14deg);box-shadow:var(--shadow-hi)}

/* ---------- SEARCH ---------- */
.gsearch input{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 38px;font-size:15px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);transition:border-color .2s,box-shadow .2s}
.gsearch input:focus{border-color:var(--azure);box-shadow:0 0 0 4px rgba(47,180,242,.18)}
.searchpanel{background:var(--bg)}

/* ---------- LESSONS ---------- */
main{padding-top:20px}
.tab.active{animation:tabin .35s ease both}
@keyframes tabin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.lgrid{gap:12px}
.lesson{--c1:#2fb4f2;--c2:#4f6bff;background:var(--card);border:1px solid var(--line);border-radius:var(--r,18px);padding:16px 14px 15px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s}
.lesson::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--c1),var(--c2));opacity:.85}
.lesson::after{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;
  background:radial-gradient(circle,var(--c1),transparent 70%);opacity:.12;transition:opacity .25s;pointer-events:none}
.lesson:hover{transform:translateY(-4px);border-color:var(--c1);box-shadow:0 20px 40px -18px var(--c1)}
.lesson:hover::after{opacity:.28}
.lesson:active{transform:scale(.98)}
.lesson:nth-child(6n+2){--c1:#f0b75e;--c2:#f08a5d}
.lesson:nth-child(6n+3){--c1:#3ddc97;--c2:#2fb4f2}
.lesson:nth-child(6n+4){--c1:#a99bff;--c2:#5468ff}
.lesson:nth-child(6n+5){--c1:#ff7a90;--c2:#f0b75e}
.lesson:nth-child(6n+6){--c1:#5fd4e8;--c2:#3ddc97}
.lesson .ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:24px;
  background:linear-gradient(145deg,color-mix(in srgb,var(--c1) 24%,transparent),color-mix(in srgb,var(--c2) 12%,transparent));
  border:1px solid color-mix(in srgb,var(--c1) 35%,transparent)}
.lesson .t{font-family:var(--serif);font-size:16.5px;font-weight:600;margin-top:11px;line-height:1.25}
.lesson .c{font-size:11.5px;margin-top:4px;line-height:1.4}
.lesson .pill{top:12px;right:12px;font-size:10px;letter-spacing:.06em;color:var(--gold);background:rgba(233,196,106,.12);border:1px solid rgba(233,196,106,.35);border-radius:999px}
:root[data-theme="light"] .lesson .pill{background:rgba(176,125,18,.10);border-color:rgba(176,125,18,.32)}
.lhead{font-size:26px;font-weight:700;letter-spacing:-.2px}
.back,.xback{color:var(--azure)}
h2{font-family:var(--serif);font-size:18px;color:var(--ink);letter-spacing:.1px;margin:26px 0 8px;display:flex;align-items:center;gap:10px}
h2::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}

/* ---------- CARDS / ROWS ---------- */
.card{border-radius:16px;box-shadow:var(--shadow);border-color:var(--line);transition:border-color .2s}
.lux{font-size:17.5px}
.say{background:var(--grad);color:#fff;box-shadow:0 8px 18px -8px rgba(47,100,255,.8);transition:transform .15s,box-shadow .2s}
.say:hover{transform:scale(1.07)}
.say.alt{background:linear-gradient(135deg,#3ddc97,#18b7a4)}
.star.on{box-shadow:0 0 16px -2px rgba(240,183,94,.6)}
.note{border-radius:12px;border-left-color:var(--gold);background:var(--card2)}
.link{border-radius:16px;box-shadow:var(--shadow);transition:transform .2s,border-color .2s}
.link:hover{transform:translateY(-2px);border-color:var(--azure)}
.link b{font-family:var(--serif);font-size:16px}
.gcard{border-radius:16px;box-shadow:var(--shadow)}
.gcard h3{font-size:17px;color:var(--ink)}
.gtable td:first-child{color:var(--azure)}

/* ---------- DRILL ---------- */
.drill{border-radius:22px;min-height:230px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.05);
  background:radial-gradient(420px 220px at 50% -20%,color-mix(in srgb,var(--azure) 16%,transparent),transparent 70%),var(--card)}
.drill .q{font-size:32px;font-weight:700;letter-spacing:-.3px}
.drill .a{color:var(--gold);font-family:var(--serif);font-size:23px}
.toggle button{padding:8px 14px;font-weight:600}
.toggle button.on{background:var(--grad);border-color:transparent;color:#fff}
.ctrls button{border-radius:14px;padding:14px;font-weight:700;transition:transform .12s}
.ctrls button:active{transform:scale(.97)}
.ctrls button.primary{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 20px -10px rgba(47,100,255,.8)}

/* ---------- ENTRY PAGE ---------- */
.detail{background:radial-gradient(800px 400px at 90% -10%,var(--aurora1),transparent 60%),var(--bg)}
.dword{font-size:36px;font-weight:700}
.dgloss{color:var(--gold);font-family:var(--serif);font-size:20px;font-weight:600}
.dsec h3{font-family:var(--sans);color:var(--gold);letter-spacing:.14em;font-size:11px;font-weight:700}
.exc{border-radius:14px;box-shadow:var(--shadow)}
.relchip{border-radius:999px;transition:border-color .2s,transform .15s}
.relchip:hover{border-color:var(--azure);transform:translateY(-1px)}
.dbar{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.luxdesc{border-left-color:var(--gold);font-family:var(--serif);font-size:16.5px}

/* ---------- PROGRESS & BADGES ---------- */
.stile{border-radius:16px;box-shadow:var(--shadow)}
.stile .sv{font-size:26px;font-weight:700;color:var(--ink)}
.bfill{background:var(--grad);border-radius:6px 6px 0 0}
.bdg{border-radius:16px;box-shadow:var(--shadow)}
.bdg.on{border-color:rgba(233,196,106,.6);background:linear-gradient(160deg,rgba(233,196,106,.14),transparent 60%),var(--card);box-shadow:0 12px 28px -14px rgba(233,196,106,.55)}
.bdg .bt{font-family:var(--serif);font-size:14px}
#toast{background:var(--glass2);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:rgba(233,196,106,.6);border-radius:18px;box-shadow:0 18px 44px -12px rgba(0,0,0,.6)}

/* ---------- EXAM COACH ---------- */
#exam h2.xh{font-size:22px;margin:8px 0 10px}
.xhero{border-radius:22px;border:1px solid rgba(255,255,255,.14);color:#fff;position:relative;overflow:hidden;padding:18px;
  background:radial-gradient(500px 200px at 100% -30%,rgba(233,196,106,.30),transparent 60%),
    radial-gradient(420px 220px at 0% 120%,rgba(47,180,242,.35),transparent 60%),
    linear-gradient(150deg,#0e1440 0%,#1d1a68 60%,#0c4d96 100%);
  box-shadow:0 22px 44px -22px rgba(30,40,160,.7)}
.xhero .xsmall,.xhero small{color:rgba(255,255,255,.78)}
.xrk{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-size:34px;flex:none;
  background:radial-gradient(circle at 35% 30%,#fff6d4,#e9c46a 55%,#b98a2c);box-shadow:0 0 0 4px rgba(233,196,106,.25),0 10px 26px -6px rgba(233,196,106,.6)}
.xrname{font-size:22px;font-weight:700;color:#fff}
.xxp{height:10px;background:rgba(255,255,255,.16);border-radius:999px}
.xxp i{background:linear-gradient(90deg,#f6d98a,#e9c46a,#6fd3ff);border-radius:999px;box-shadow:0 0 14px rgba(233,196,106,.6)}
.xcdn b{color:var(--gold);font-size:34px}
.btn.xgo{background:var(--gold-grad);color:#2a1d00;border-radius:16px;font-size:16px;padding:15px;box-shadow:0 14px 28px -12px rgba(224,169,74,.8),inset 0 1px 0 rgba(255,255,255,.5)}
.btn.xgo::after{background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}
.xquest{border-radius:14px;box-shadow:var(--shadow);transition:transform .15s,border-color .2s}
.xquest:hover{transform:translateX(3px)}
.xquest.done{border-color:rgba(61,220,151,.6);background:linear-gradient(90deg,rgba(61,220,151,.14),transparent 70%),var(--card)}
.xgrid{gap:12px}
.xtile,.xtopic{border-radius:18px;padding:18px 10px;box-shadow:var(--shadow);transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s;position:relative;overflow:hidden}
.xtile::before,.xtopic::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);opacity:.8}
.xtile:hover,.xtopic:hover{transform:translateY(-4px);border-color:var(--azure);box-shadow:var(--shadow-hi)}
.xtile b,.xtopic b{font-family:var(--serif);font-size:15.5px;font-weight:600}
.xti{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;font-size:26px;margin-bottom:4px;
  background:linear-gradient(145deg,rgba(47,180,242,.22),rgba(84,104,255,.12));border:1px solid rgba(47,180,242,.28)}
.xstars{color:var(--gold)}
.xbubble,.xyou,.xmodel,.xplayer,.xcheck,.xbuild{border-radius:18px}
.xbubble{box-shadow:var(--shadow)}
.xmodel{border-color:rgba(233,196,106,.55);background:linear-gradient(160deg,rgba(233,196,106,.09),transparent 60%),var(--card2)}
.xq{font-size:23px;font-weight:600;line-height:1.3}
.xqrow,.xphrase{border-radius:14px;transition:border-color .15s,transform .15s}
.xqrow:hover,.xphrase:hover{border-color:var(--azure)}
.xopt{border-radius:14px;transition:border-color .15s,background .15s,transform .1s} .xopt:active{transform:scale(.99)}
.xbtns3 button{border-radius:16px;transition:transform .12s,border-color .15s,box-shadow .2s} .xbtns3 button:hover{border-color:var(--gold);box-shadow:0 10px 22px -12px rgba(233,196,106,.7);transform:translateY(-2px)}
.xscore div{border-radius:18px;box-shadow:var(--shadow)}
.xtbar i{background:var(--gold-grad)}
.xbar div i,.xbar>div>i{background:var(--grad)}
.xsvg{border-radius:18px;box-shadow:var(--shadow)}
.xw{border-radius:12px}

/* ---------- FOOTER / STATUS ---------- */
footer{position:relative;margin-top:30px;border-top:0;padding-top:32px;color:var(--mut)}
footer::before{content:"";position:absolute;left:50%;top:0;transform:translateX(-50%);width:84px;height:4px;border-radius:4px;
  background:linear-gradient(90deg,#ed2939 0 33.4%,#fff 33.4% 66.6%,#00a1de 66.6%);box-shadow:0 0 0 1px var(--line)}
footer p:first-child{font-family:var(--serif);font-size:15px;color:var(--ink)}
.status{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}

@media (max-width:480px){
  .hero{padding:28px 16px 64px}
  .crest{width:62px;height:62px;border-radius:20px;margin-bottom:10px}.crest svg{width:40px;height:40px}
  .hero h1{margin-bottom:8px}.hero .tag{font-size:14.5px}
  .hero .cta{margin-top:18px;gap:8px}.hero .btn{padding:12px 16px;font-size:14px}
  .hstats{gap:6px;margin-top:20px}.hstats li{padding:9px 2px;border-radius:14px}.hstats b{font-size:18px}.hstats span{font-size:9px;letter-spacing:.06em}
  .hero .wave{height:34px}
}
@media (min-width:900px){
  .hero{padding:44px 24px 92px}.crest{width:88px;height:88px;border-radius:28px;margin-bottom:12px}.crest svg{width:60px;height:60px}
  .hero .wave{height:56px}.lesson{padding:18px 16px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.btn::after{display:none}}

.xquest .qk{flex:none;width:26px;height:26px;border-radius:50%;border:2px solid var(--line);display:grid;place-items:center;font-size:14px;font-weight:800;color:#fff;transition:.25s}
.xquest.done .qk{background:linear-gradient(135deg,#3ddc97,#18b7a4);border-color:transparent;box-shadow:0 6px 14px -6px rgba(61,220,151,.8)}
.xquest b{font-variant-numeric:tabular-nums}

body.no-hero .hero{display:none}
body.no-hero main{padding-top:16px}

:root[data-theme="light"] .ctrls button[onclick*="drillRate(false)"]{background:#fdeaf0!important;color:#b4234a!important;border-color:#f3bfce!important}
.ctrls button[onclick*="drillRate(true)"]{box-shadow:0 12px 22px -12px rgba(24,183,164,.9);color:#fff}
.ctrls button[onclick*="drillRate(false)"]{border-radius:14px}
.dword::after{display:none}
#toast{width:max-content;max-width:min(92vw,400px)}
#toast .tt,#toast b{font-family:var(--serif)}
.xdone h2,.xresult h2,#exam .xdone h2.xh{justify-content:center;text-align:center}
.xdone h2::after,.xresult h2::after,#exam .xdone h2.xh::after{display:none}

/* =====================================================================
   MOBILE FIT — everything fits the screen; search is a full-screen layer
   ===================================================================== */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent}
/* clip (not hidden): hidden would turn body into a scroll container and break the sticky tab bar */
body{overflow-x:clip}
/* iOS zooms the page when an input's text is under 16px — and stays zoomed. Never go below 16px. */
input,select,textarea,.gsearch input,.dsearchbox input,.gsearch input[type=search]{font-size:16px!important}
img,svg,video,canvas{max-width:100%}
button{touch-action:manipulation}
.grow,.lux,.en,.xq,.lhead,.t,.c{overflow-wrap:anywhere}

/* tab bar: 7 equal tabs, icon over label, never scrolls sideways */
nav .wrap2:not(.searchrow){display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:2px;padding:4px;overflow:visible}
nav .wrap2:not(.searchrow) button{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  min-width:0;width:100%;padding:7px 0 6px;border-radius:12px;font-size:10.5px;letter-spacing:-.1px;line-height:1.1;flex:none}
nav .wrap2:not(.searchrow) button i{font-style:normal;font-size:19px;line-height:1}
nav .wrap2:not(.searchrow) button span{max-width:100%;white-space:nowrap}
nav .wrap2:not(.searchrow) button.active i{filter:drop-shadow(0 2px 4px rgba(0,0,0,.25))}
nav button[data-tab="exam"]:not(.active) span{color:var(--gold)}
nav .nbadge{position:absolute;top:1px;right:2px;margin:0;min-width:15px;padding:1px 4px;border-radius:999px;background:var(--gold-grad);color:#2a1d00!important;font-size:9px;line-height:1.25;font-weight:800;text-align:center}
nav .nbadge:empty{display:none}
@media (max-width:350px){ nav .wrap2:not(.searchrow) button{font-size:9.2px} nav .wrap2:not(.searchrow) button i{font-size:17px} }
@media (min-width:640px){
  nav .wrap2:not(.searchrow) button{flex-direction:row;gap:7px;font-size:13px;padding:10px 6px;letter-spacing:0}
  nav .wrap2:not(.searchrow) button i{font-size:16px}
}

/* safe areas (notch / home indicator) */
nav{padding-top:calc(10px + env(safe-area-inset-top,0px));padding-left:max(12px,env(safe-area-inset-left,0px));padding-right:max(12px,env(safe-area-inset-right,0px))}
.dbar{padding-top:calc(8px + env(safe-area-inset-top,0px))}
.status{padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))}
footer{padding-bottom:calc(90px + env(safe-area-inset-bottom,0px))}

/* ---------- SEARCH LAYER ---------- */
.searchrow{width:100%;min-width:0}
.gsearch{min-width:0}
.gsearch input{min-width:0;width:100%;height:46px;padding:0 38px 0 38px;border-radius:14px}
.gsearch .gs-ic{left:13px;font-size:15px}
.gsearch .gs-x{right:4px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;font-size:14px}
.scancel{padding:10px 4px 10px 8px;font-size:16px;white-space:nowrap}
body.searching main{display:none}
body.searching{overflow:hidden}
body.searching nav{position:fixed;left:0;right:0;top:var(--vvt,0px);width:100%;z-index:70;box-shadow:0 1px 0 var(--line)}
.searchpanel{top:calc(var(--vvt,0px) + var(--ptop,64px));bottom:auto;height:calc(var(--vvh,100dvh) - var(--ptop,64px));
  overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:12px 12px calc(24px + env(safe-area-inset-bottom,0px))}
body.searching .searchpanel{padding-bottom:calc(24px + env(safe-area-inset-bottom,0px))}
.detail{top:var(--vvt,0px);bottom:auto;height:var(--vvh,100dvh);overscroll-behavior:contain}
.sp-head{margin:4px 2px 10px;font-size:12.5px;font-weight:600;letter-spacing:.02em}
.sp-row{padding:12px 12px;margin:8px 0;border-radius:16px;-webkit-tap-highlight-color:transparent}
.sp-row .lux{font-size:18px;line-height:1.25}
.sp-row .say{width:46px;height:46px}
mark{background:rgba(233,196,106,.30);color:inherit;border-radius:4px;padding:0 1px}
.spfilters{display:flex;gap:8px;margin:2px 0 12px;overflow-x:auto;scrollbar-width:none}
.spfilters::-webkit-scrollbar{display:none}
.spf{flex:none;display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--mut);font:600 13.5px var(--sans);cursor:pointer}
.spf b{font-size:11.5px;padding:1px 7px;border-radius:999px;background:var(--card2);color:var(--ink)}
.spf.on{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px -10px rgba(47,100,255,.9)}
.spf.on b{background:rgba(255,255,255,.22);color:#fff}
.relchip{min-height:40px}
.sp-showmore{min-height:48px;border-radius:14px}
.trcard{border-radius:16px}

/* entry page bar: back · prev/next · search must share one line at 320px */
.dbar{gap:6px}
.dback{padding:0 10px;height:42px}
.dnav{height:42px}
.dsearchbox{flex:1;min-width:0}
.dsearchbox input{height:42px!important;padding:0 30px 0 32px!important}
@media (max-width:380px){ #dpos{min-width:34px;font-size:11px} .dnav button{width:30px} }
.spfilters{overflow:visible;gap:6px}
.spf{flex:1 1 0;min-width:0;justify-content:center;padding:0 8px;gap:5px;font-size:13px}
@media (min-width:480px){ .spf{flex:0 0 auto;padding:0 16px} }
@media (max-width:400px){ nav .wrap2:not(.searchrow) button{font-size:10px} }

/* comfortable tap targets (≥44px) */
.back,.xback{min-height:44px;padding:0 10px 0 2px;display:inline-flex;align-items:center;gap:4px}
.dnav button{width:40px;height:42px}
.dnav{gap:2px}
@media (max-width:380px){ .dnav button{width:34px} }
.star{width:44px;height:44px}
.say{min-width:44px;min-height:44px}
.xspk,.xchk{min-width:40px;min-height:40px}
.themebtn{width:46px;height:46px}
.xqrow,.xphrase,.xquest,.xopt{min-height:48px}
.relchip{min-height:44px}
.toggle button{min-height:40px;padding:0 14px}
@media (max-width:350px){ nav .wrap2:not(.searchrow) button{font-size:8.8px;letter-spacing:-.2px} nav .wrap2:not(.searchrow) button i{font-size:17px} }