:root{
  --bg:#0f0720;--bg2:#1a0d34;--panel:#22123f;--panel2:#2b1850;--line:#ffffff1f;
  --pink:#ff63bd;--gold:#ffd66b;--gold2:#ffab62;--violet:#8b5cf6;
  --text:#fff7ff;--muted:#c9b9e2;--good:#4be09a;--bad:#ff6b8b;--warn:#ffb454;
  --radius:18px;--shadow:0 10px 30px #0004;
  --nav-h:62px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html{background:#0b0517}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;color:var(--text);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:radial-gradient(1200px 600px at 50% -10%,#3d1c70 0%,#170a2e 55%,#0b0517 100%) fixed;
  padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom))}
a{color:var(--gold)}
h1,h2,h3{line-height:1.15;margin:0}
h1{font-size:clamp(1.9rem,6vw,3.2rem);font-weight:900;letter-spacing:-.02em}
h2{font-size:1.3rem;font-weight:800}
h3{font-size:1.05rem;font-weight:800}
p{margin:0 0 .6em;color:var(--muted)}
.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center}
.gold{color:var(--gold)}.pink{color:var(--pink)}.good{color:var(--good)}.bad{color:var(--bad)}
.sr{position:absolute;left:-9999px}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}

/* header + nav */
.app-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px max(16px,4vw);background:#120a26e6;backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding-top:max(12px,env(safe-area-inset-top))}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.2px;color:var(--text);text-decoration:none;font-size:1.15rem}
.brand img{width:32px;height:32px;border-radius:9px}
.brand b{color:var(--gold)}
.hdr-right{display:flex;gap:8px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:6px 12px;color:var(--muted);font-size:.82rem;white-space:nowrap}
.pill.hot{color:var(--gold);border-color:#ffd66b55}
.nav{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;justify-content:space-around;height:calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);background:#150a2bf2;backdrop-filter:blur(14px);border-top:1px solid var(--line)}
.nav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);text-decoration:none;font-size:.72rem;font-weight:700}
.nav a .ic{font-size:1.25rem;line-height:1}
.nav a[aria-current="page"]{color:var(--gold)}
.nav a[aria-current="page"] .ic{transform:translateY(-1px) scale(1.1)}
.quiet .nav{display:none}.quiet{padding-bottom:0}
@media(min-width:1200px){
  body{padding-bottom:0}
  .nav{position:static;height:auto;background:none;border:0;backdrop-filter:none;padding:0;gap:2px;justify-content:flex-start;flex:1 1 auto;min-width:0;margin-left:16px;overflow-x:auto;scrollbar-width:none}
  .nav::-webkit-scrollbar{display:none}
  .nav a{flex:0 0 auto;flex-direction:row;gap:6px;padding:8px 10px;border-radius:999px;font-size:.86rem;white-space:nowrap}
  .nav a[aria-current="page"]{background:#ffffff14}
  .app-header{flex-wrap:nowrap}
  .hdr-right{flex:0 0 auto}
  .quiet .nav{display:none}
}

main{max-width:1080px;margin:0 auto;padding:22px max(16px,3vw) 48px}
.view{animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.view{animation:none}html{scroll-behavior:auto}}

/* hero */
.hero{padding:12px 0 22px}
.eyebrow{color:var(--pink);font-weight:800;letter-spacing:2px;text-transform:uppercase;font-size:.74rem;margin-bottom:8px}
.hero h1 span{color:var(--gold);text-shadow:0 0 28px #ffce5b55}
.hero p{max-width:60ch;margin-top:10px;font-size:1.02rem}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* buttons */
.btn{appearance:none;border:0;border-radius:14px;padding:12px 18px;font:inherit;font-weight:800;cursor:pointer;color:#1a0b30;
  background:linear-gradient(135deg,var(--gold),var(--gold2));box-shadow:0 6px 20px #ffce5b26;transition:transform .12s,filter .12s;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn:hover{filter:brightness(1.06)}.btn:active{transform:scale(.97)}
.btn.sec{background:#ffffff10;border:1px solid #ffffff2e;color:var(--text);box-shadow:none}
.btn.pink{background:linear-gradient(135deg,var(--pink),#c06bff);color:#fff;box-shadow:0 6px 20px #ff63bd33}
.btn.danger{background:#ff6b8b22;border:1px solid #ff6b8b66;color:#ffc2cf;box-shadow:none}
.btn.sm{padding:8px 12px;font-size:.85rem;border-radius:11px}
.btn[disabled]{opacity:.45;cursor:not-allowed;filter:none;transform:none}

/* cards & grids */
.card{background:linear-gradient(150deg,#2c1952e6,#1b0e34e6);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid.tight{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.sec{margin:28px 0 12px;display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}
.subject-card{display:flex;flex-direction:column;gap:8px;text-decoration:none;color:inherit;cursor:pointer;transition:transform .15s,border-color .15s}
.subject-card:hover{transform:translateY(-3px);border-color:#ffd66b66}
.subject-card .emoji{font-size:1.9rem}
.subject-card p{margin:0;font-size:.9rem}
.bar{height:8px;background:#ffffff14;border-radius:99px;overflow:hidden}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--pink),var(--gold));border-radius:99px;transition:width .3s}
.stat{padding:14px;border-radius:16px;background:#ffffff0a;border:1px solid var(--line)}
.stat b{display:block;font-size:1.7rem;line-height:1.1;color:var(--gold)}
.stat span{font-size:.8rem;color:var(--muted)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{appearance:none;border:1px solid var(--line);background:#ffffff0b;color:var(--text);border-radius:999px;padding:8px 14px;font:inherit;font-weight:700;font-size:.88rem;cursor:pointer}
.chip[aria-pressed="true"]{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1a0b30;border-color:transparent}

/* topic list */
.topic{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px;border-radius:15px;background:#ffffff08;border:1px solid var(--line)}
.topic .t{font-weight:700}.topic .m{font-size:.8rem;color:var(--muted)}
.topic.weak{border-color:#ff6b8b66}

/* practice / test */
.sess{max-width:820px;margin:0 auto}
.sess-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.qtext{font-size:clamp(1.1rem,3.2vw,1.35rem);font-weight:750;line-height:1.4;margin:16px 0 18px;white-space:pre-line}
.opts{display:grid;gap:10px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;appearance:none;font:inherit;color:var(--text);cursor:pointer;
  padding:13px 14px;border-radius:15px;border:1.5px solid #ffffff26;background:#ffffff0a;transition:border-color .12s,background .12s}
.opt:hover:not([disabled]){border-color:#ffd66b88;background:#ffffff12}
.opt .k{flex:0 0 auto;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;font-weight:900;font-size:.85rem;background:#ffffff14;color:var(--gold)}
.opt.sel{border-color:var(--gold);background:#ffd66b1c}
.opt.sel .k{background:var(--gold);color:#1a0b30}
.opt.right{border-color:var(--good);background:#16482f}.opt.right .k{background:var(--good);color:#06301c}
.opt.wrong{border-color:var(--bad);background:#541b35}.opt.wrong .k{background:var(--bad);color:#3a0a1b}
.opt[disabled]{cursor:default}
.explain{margin-top:14px;padding:14px;border-radius:14px;background:#ffffff0d;border-left:4px solid var(--gold)}
.explain.ok{border-left-color:var(--good)}.explain.no{border-left-color:var(--bad)}
.explain b{display:block;margin-bottom:4px}
.explain p{margin:0;color:var(--text)}
.tag{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.5px;text-transform:uppercase;padding:3px 9px;border-radius:99px;background:#ff63bd22;color:#ffb2de}
.icon-btn{appearance:none;border:1px solid var(--line);background:#ffffff0d;color:var(--text);border-radius:12px;width:40px;height:40px;font-size:1.1rem;cursor:pointer}
.icon-btn[aria-pressed="true"]{color:var(--gold);border-color:#ffd66b88;background:#ffd66b1c}

/* mock test */
.test-bar{position:sticky;top:57px;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;margin:-6px -6px 12px;
  background:#170b2cf0;backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:14px}
.timer{font-variant-numeric:tabular-nums;font-weight:900;font-size:1.2rem;color:var(--gold)}
.timer.low{color:var(--bad);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.55}}
.test-layout{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:900px){.test-layout{grid-template-columns:1fr 270px;align-items:start}}
.palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:7px}
.pbtn{appearance:none;border:1.5px solid #ffffff2e;background:#ffffff0c;color:var(--text);border-radius:10px;height:40px;font:inherit;font-weight:800;cursor:pointer}
.pbtn.visited{background:#ff6b8b26;border-color:#ff6b8b88}
.pbtn.answered{background:#4be09a2e;border-color:var(--good)}
.pbtn.marked{background:#8b5cf63a;border-color:var(--violet)}
.pbtn.marked.answered{box-shadow:inset 0 0 0 2px var(--good)}
.pbtn.cur{outline:3px solid var(--gold);outline-offset:1px}
.legend{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:.75rem;color:var(--muted);margin-top:12px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;vertical-align:-1px;margin-right:5px;border:1.5px solid}
.test-nav{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;align-items:center}
.palette-toggle{display:inline-flex}
@media(min-width:900px){.palette-toggle{display:none}.palette-wrap{display:block!important}}
.palette-wrap{display:none}
.palette-wrap.open{display:block}
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin-bottom:10px}
.tab{appearance:none;flex:0 0 auto;border:1px solid var(--line);background:#ffffff0a;color:var(--muted);border-radius:10px;padding:8px 12px;font:inherit;font-weight:700;font-size:.82rem;cursor:pointer}
.tab[aria-pressed="true"]{background:#ffd66b22;color:var(--gold);border-color:#ffd66b77}

/* results */
.score-ring{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;margin:6px auto 12px;
  background:conic-gradient(var(--gold) calc(var(--p)*1%),#ffffff14 0);position:relative}
.score-ring::after{content:"";position:absolute;inset:11px;border-radius:50%;background:#1d0f38}
.score-ring b{position:relative;z-index:1;font-size:2rem;color:var(--gold);text-align:center;line-height:1}
.score-ring small{display:block;font-size:.72rem;color:var(--muted);font-weight:600}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:10px 8px;text-align:left;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.5px}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
.tbl-wrap{overflow-x:auto}
.review-item{padding:14px 0;border-bottom:1px solid var(--line)}
.review-item .opt{padding:9px 12px;font-size:.92rem}

/* formulas */
.fgroup{margin-bottom:12px}
details.fgroup>summary{cursor:pointer;list-style:none;font-weight:800;padding:14px 16px;border-radius:14px;background:#ffffff0a;border:1px solid var(--line);display:flex;justify-content:space-between}
details.fgroup[open]>summary{border-bottom-left-radius:0;border-bottom-right-radius:0}
details.fgroup>summary::after{content:"＋";color:var(--gold)}
details.fgroup[open]>summary::after{content:"－"}
.fbody{border:1px solid var(--line);border-top:0;border-radius:0 0 14px 14px;padding:6px 16px 12px;background:#ffffff06}
.formula{border-left:3px solid var(--pink);padding:8px 12px;margin:10px 0;background:#ffffff08;border-radius:0 12px 12px 0}
.formula b{display:block;color:var(--gold);font-size:.86rem}
.formula span{font-size:.97rem;white-space:pre-line}
input[type=text],input[type=search],select,textarea{width:100%;font:inherit;color:var(--text);background:#ffffff0d;border:1.5px solid #ffffff2a;border-radius:12px;padding:11px 13px}
textarea{min-height:84px;resize:vertical}
label{display:block;font-weight:700;font-size:.85rem;margin:12px 0 5px;color:var(--muted)}
select option{color:#111}

/* modal + toast */
.modal-bg{position:fixed;inset:0;background:#06020f99;backdrop-filter:blur(3px);z-index:100;display:grid;place-items:center;padding:18px}
.modal{max-width:440px;width:100%;background:#241345;border:1px solid #ffffff30;border-radius:20px;padding:22px;box-shadow:0 20px 60px #000a}
.modal h2{margin-bottom:8px}.modal .actions{justify-content:flex-end}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 18px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:120;background:#2a1650;border:1px solid #ffd66b66;
  color:var(--text);padding:11px 18px;border-radius:14px;box-shadow:var(--shadow);max-width:92vw;font-weight:600;font-size:.92rem}
.banner{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border:1px solid #ffd66b66;background:#ffd66b14;border-radius:16px;padding:14px 16px;margin-bottom:16px}
.ad-slot{margin:22px auto;min-height:60px;max-width:728px;border-radius:12px}
.ad-dummy{display:grid;place-items:center;border:1.5px dashed #ffffff33;color:var(--muted);font-size:.8rem}
.offline{background:#ffb45422;color:var(--warn);border-color:#ffb45466}
.empty{padding:34px 12px;text-align:center;color:var(--muted)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.sp{justify-content:space-between}
.hr{height:1px;background:var(--line);margin:18px 0}
footer{text-align:center;color:#a995c7;font-size:.8rem;padding:6px 16px 26px}
@media print{.nav,.app-header,.actions,.btn{display:none!important}body{background:#fff;color:#000}}

/* ---- v3: passages, levels ---- */
.passage{white-space:pre-wrap;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:12px;padding:12px 14px;margin:12px 0 4px;font-size:.95rem;line-height:1.55;max-height:260px;overflow:auto}
.qtext{white-space:pre-wrap}
.lvl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(74px,1fr));gap:10px}
.lvl{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:68px;padding:8px 4px;border-radius:14px;border:1px solid #ffffff26;background:#ffffff0d;color:var(--text);font:inherit;cursor:pointer}
.lvl b{font-size:1.15rem}.lvl span{font-size:.72rem;color:var(--gold,#ffd166);letter-spacing:1px}
.lvl.done{background:#4be09a1a;border-color:#4be09a55}
.lvl.cur{border-color:var(--violet,#8b5cf6);box-shadow:0 0 0 2px #8b5cf655}
.lvl.locked{opacity:.45}
select{background:#ffffff12;color:var(--text);border:1px solid #ffffff30;border-radius:10px;padding:8px 10px;font:inherit;max-width:60%}
.trick{margin:8px 0 0;padding:8px 10px;border-radius:10px;background:#ffd16622;border:1px solid #ffd16655;font-size:.92rem}
.trick-row{padding:8px 10px;margin-bottom:6px;border-radius:10px;background:#ffffff0d;border:1px solid #ffffff1a}
.test-top{margin:10px 0 4px;justify-content:flex-start}
.install-bar{position:fixed;left:50%;transform:translateX(-50%);bottom:max(14px,env(safe-area-inset-bottom));width:min(560px,calc(100% - 24px));z-index:60;display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:18px;background:#14271f;border:1px solid #ffd16688;box-shadow:0 12px 40px #000a}
.install-bar img{border-radius:12px;flex:none}.ib-txt{flex:1;min-width:0;display:flex;flex-direction:column;font-size:.85rem;color:#d9d3e8}.ib-txt b{color:#fff;font-size:1rem}
/* ---- slide cards ---- */
.slides{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;margin:0 0 6px}
.slides::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;scroll-snap-align:center;display:flex;gap:14px;align-items:center;padding:16px 18px;border-radius:18px;background:linear-gradient(135deg,#14392a,#1d2a5a);border:1px solid #ffd16655;box-sizing:border-box;min-height:118px}
.slide h3{margin:0 0 4px;color:#ffd166;font-size:1.1rem}.slide p{margin:0;font-size:.93rem;line-height:1.45;color:#e6e1f3}
.s-ic{font-size:2.2rem;flex:none}
.dots{display:flex;justify-content:center;gap:8px;margin:6px 0 14px}.dots button{width:9px;height:9px;padding:0;border-radius:50%;border:0;background:#ffffff40;cursor:pointer}.dots button.on{background:#ffd166;width:22px;border-radius:6px}
.mode-card{margin-top:14px}
/* ---- dream-post hero ---- */
.dream{position:relative;overflow:hidden;border-radius:22px;padding:20px 18px 0;margin:0 0 14px;text-align:center;background:linear-gradient(120deg,#0f3d2a,#17306b,#4a1d72,#0f3d2a);background-size:300% 300%;animation:dreamBg 14s ease infinite;border:1px solid #ffd16688;box-shadow:0 10px 40px #0008}
@keyframes dreamBg{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.dream-top{font-size:.72rem;letter-spacing:.18em;font-weight:800;color:#ffd166}
.dream-role{font-size:clamp(1.5rem,6vw,2.5rem);font-weight:900;line-height:1.15;margin:8px 0 2px;color:#fff;text-shadow:0 2px 18px #ffd16688;transition:opacity .45s,transform .45s;min-height:2.3em;display:flex;align-items:center;justify-content:center}
.dream-via{color:#cfe8ff;font-weight:650;transition:opacity .45s,transform .45s}
.dream-role.out,.dream-via.out{opacity:0;transform:translateY(10px)}
.dream-line{margin:10px 0 14px;font-size:.95rem;color:#e9e4f7}
.sparkles i{position:absolute;width:6px;height:6px;border-radius:50%;background:#ffd166;opacity:.0;animation:spark 4s linear infinite}
.sparkles i:nth-child(1){left:8%;top:70%;animation-delay:0s}.sparkles i:nth-child(2){left:22%;top:80%;animation-delay:.7s}.sparkles i:nth-child(3){left:45%;top:85%;animation-delay:1.4s}
.sparkles i:nth-child(4){left:63%;top:75%;animation-delay:2.1s}.sparkles i:nth-child(5){left:80%;top:82%;animation-delay:2.8s}.sparkles i:nth-child(6){left:92%;top:68%;animation-delay:3.4s}
@keyframes spark{0%{transform:translateY(0) scale(.6);opacity:0}20%{opacity:.9}100%{transform:translateY(-190px) scale(1.3);opacity:0}}
.marquee{overflow:hidden;margin:0 -18px;padding:10px 0;background:#0006;border-top:1px solid #ffffff1f;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.mq-track{display:flex;gap:10px;width:max-content;animation:mq 70s linear infinite}
.marquee:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.mq-chip{flex:none;padding:6px 14px;border-radius:999px;border:1px solid #ffd16666;background:#ffffff14;color:#fff;font:inherit;font-size:.85rem;font-weight:650;cursor:pointer;white-space:nowrap}
.posts-card{margin-top:14px}.post-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.post-chip{padding:6px 12px;border-radius:999px;background:#4be09a1f;border:1px solid #4be09a55;font-size:.85rem;font-weight:650}
@media (prefers-reduced-motion:reduce){.dream{animation:none}.mq-track{animation:none;flex-wrap:wrap;width:auto}.sparkles{display:none}.slides{scroll-behavior:auto}}
.mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0 0}
.mode-tab{display:flex;flex-direction:column;gap:4px;text-align:left;padding:12px 14px;border-radius:16px;border:1px solid #ffffff2a;background:#ffffff0d;color:var(--text);font:inherit;cursor:pointer}
.mode-tab b{font-size:1.02rem}.mode-tab span{font-size:.78rem;color:#cfc8e6}
.mode-tab[aria-pressed=true]{background:linear-gradient(135deg,#ffd166,#ff9f5a);color:#1b1030;border-color:transparent}.mode-tab[aria-pressed=true] span{color:#3a2a14}

/* ===== v3.6 golden glow + shine ===== */
:root{--text:#ffe7a1;--muted:#e3c06a}
body{text-shadow:0 0 10px #ffc94d3d}
h1,h2,h3,.brand,.brand b,.timer,.hero h1 span,.stat b,.eyebrow{
  background:linear-gradient(100deg,#ffb12b 0%,#fff1b0 35%,#ffffff 50%,#fff1b0 65%,#ffb12b 100%);background-size:260% 100%;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;text-shadow:none;
  filter:drop-shadow(0 0 7px #ffc94d8c);animation:goldshine 4.5s linear infinite}
@keyframes goldshine{0%{background-position:130% 0}100%{background-position:-130% 0}}
.btn,.chip,.pill,.nav a{text-shadow:0 0 8px #ffd66b66}
.btn:not(.sec),.chip[aria-pressed="true"]{text-shadow:none}
.nav a[aria-current="page"],.pill.hot,a{text-shadow:0 0 12px #ffd66bb0}
@media (prefers-reduced-motion:reduce){h1,h2,h3,.brand,.brand b,.timer,.hero h1 span,.stat b,.eyebrow{animation:none}}

/* v3.7 tricks */
.formula.trick{border-left-color:var(--gold);background:linear-gradient(90deg,#ffd66b1c,#ffffff08)}
.chip.sm{padding:6px 12px;font-size:.8rem}
.navlong{display:none}
@media(min-width:1560px){.navlong{display:inline}}
.navmid{display:none}@media(min-width:520px){.navmid{display:inline}}

/* ===== v4.1 Study Planner & Diary — green + pink glassmorphism (this page only) ===== */
body.planner-mode{--text:#effff8;--muted:#b6e9d4;--gold:#ff8fc3;text-shadow:none;
  background:radial-gradient(700px 520px at 8% 6%,#12e0a055,transparent 60%),radial-gradient(640px 520px at 96% 14%,#ff4fa355,transparent 60%),radial-gradient(800px 600px at 50% 105%,#0aa57a55,transparent 60%),linear-gradient(160deg,#04201a,#0a1f26 45%,#2a0c26) fixed}
body.planner-mode .app-header,body.planner-mode .nav{background:#0a2a2299;border-color:#ffffff26}
body.planner-mode .nav a[aria-current="page"]{color:#ff9ecb;text-shadow:none}
.pl,.pl *{text-shadow:none}
.pl h1,.pl h2,.pl h3,.pl .pl-eyebrow,.pl .pl-stat b{background:none;-webkit-text-fill-color:currentColor;color:#fff;animation:none;filter:none}
.pl{display:block;max-width:760px;margin:0 auto;padding:6px 0 30px;color:var(--text)}
.pl-hero{padding:18px 4px 6px}
.pl-hero h1{font-size:1.9rem;background:linear-gradient(90deg,#7dffcf,#ffa6d2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.pl-hero p{margin:6px 0 0;color:var(--muted)}
.pl-eyebrow{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:#7dffcf!important;font-weight:800;margin-bottom:4px}
.pl-card,.pl-banner,.pl-stat,.pl-day,.pl-tabs{background:linear-gradient(145deg,#ffffff26,#ffffff0d);border:1px solid #ffffff38;border-radius:22px;backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);box-shadow:0 10px 34px #00000045,inset 0 1px 0 #ffffff40}
.pl-card{padding:18px;margin:14px 0}
.pl-card h2{font-size:1.25rem}.pl-card h3{font-size:1.05rem;margin-bottom:6px}
.pl-card p{margin:6px 0;color:var(--muted)}.pl .small{font-size:.8rem;opacity:.9}
.pl-banner{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;margin:12px 0;border-radius:16px;font-size:.88rem}
.pl-banner.bad{background:linear-gradient(145deg,#ff4fa34d,#ff4fa318);border-color:#ff8fc388}.pl-banner.warn{background:linear-gradient(145deg,#ffb84d3d,#ffb84d12)}.pl-banner.ok{background:linear-gradient(145deg,#12e0a03d,#12e0a010)}
.pl-tabs{display:flex;gap:4px;padding:5px;margin:12px 0;border-radius:18px;overflow-x:auto}
.pl-tab{flex:1;min-width:max-content;border:0;border-radius:13px;padding:10px 12px;font:inherit;font-weight:800;font-size:.9rem;color:var(--muted);background:transparent;cursor:pointer}
.pl-tab[aria-selected="true"]{color:#05231b;background:linear-gradient(135deg,#7dffcf,#ffa6d2);box-shadow:0 4px 16px #ff8fc34d}
.pl-days{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin:8px 0}
.pl-day{position:relative;display:flex;flex-direction:column;align-items:center;gap:1px;padding:9px 0;border-radius:15px;font:inherit;color:var(--text);cursor:pointer}
.pl-day b{font-size:.8rem}.pl-day span{font-size:.7rem;color:var(--muted)}.pl-day i{font-size:.55rem;font-style:normal;color:#ff9ecb;position:absolute;bottom:2px}
.pl-day[aria-pressed="true"]{background:linear-gradient(145deg,#12e0a07a,#ff4fa35c);border-color:#fff8}
.pl-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;flex-wrap:wrap}
.pl-btn{appearance:none;border:0;border-radius:14px;padding:11px 16px;font:inherit;font-weight:800;font-size:.9rem;cursor:pointer;color:#05231b;background:linear-gradient(135deg,#6ff5c4,#27d3a0);box-shadow:0 6px 20px #12e0a040;display:inline-block;text-align:center}
.pl-btn.pink,.pl-modal-pink{background:linear-gradient(135deg,#ff9ecb,#ff5aa8);color:#2b0519;box-shadow:0 6px 20px #ff4fa340}
.pl-btn.ghost{background:#ffffff1c;color:#effff8;border:1px solid #ffffff44;box-shadow:none}
.pl-btn.danger{background:linear-gradient(135deg,#ff6b8b,#d6285a);color:#fff}
.pl-btn.mini{padding:6px 11px;font-size:.8rem;border-radius:11px}
.pl-link{background:none;border:0;color:#ff9ecb;font:inherit;text-decoration:underline;cursor:pointer;padding:0}
.pl-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.pl-list,.pl-entries{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.pl-list li{display:flex;align-items:center;gap:10px;padding:10px 10px 10px 12px;border-radius:16px;background:#ffffff14;border:1px solid #ffffff22;border-left:5px solid var(--c)}
.pl-list li.done .pl-what{opacity:.55;text-decoration:line-through}
.pl-time{font-weight:800;font-variant-numeric:tabular-nums;min-width:52px;line-height:1.15}.pl-time small{display:block;font-weight:600;color:var(--muted)}
.pl-what{flex:1;min-width:0;display:flex;flex-direction:column}.pl-what b{color:var(--c)}.pl-what span{color:var(--text);overflow-wrap:anywhere;font-size:.9rem}.pl-what em{font-style:normal;color:#ffb3d6;font-size:.75rem}
.pl-mini{display:flex;gap:2px}.pl-mini button{background:#ffffff14;border:0;border-radius:10px;width:34px;height:34px;color:#fff;cursor:pointer;font-size:.95rem}
.pl-check input{position:absolute;opacity:0}.pl-check span{display:block;width:24px;height:24px;border-radius:8px;border:2px solid #ffffff88;background:#ffffff10;cursor:pointer;position:relative}
.pl-check input:checked+span{background:linear-gradient(135deg,#6ff5c4,#ff9ecb);border-color:#fff}.pl-check input:checked+span::after{content:"✓";position:absolute;inset:0;display:grid;place-items:center;color:#05231b;font-weight:900}
.pl-check input:focus-visible+span{outline:2px solid #fff;outline-offset:2px}
.pl label{display:block;font-size:.82rem;font-weight:700;color:var(--muted);margin-top:12px}
.pl input[type=text],.pl input[type=time],.pl input[type=number],.pl textarea{display:block;width:100%;margin-top:5px;padding:11px 13px;border-radius:14px;border:1px solid #ffffff44;background:#00000030;color:#fff;font:inherit;font-size:1rem;outline:0}
.pl textarea{resize:vertical;min-height:84px;line-height:1.45}
.pl input:focus,.pl textarea:focus{border-color:#7dffcf;box-shadow:0 0 0 3px #12e0a03a}
.pl-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pl-label{font-size:.82rem;font-weight:700;color:var(--muted);margin-top:14px}
.pl-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:8px}
.pl-chip{border:1px solid #ffffff44;background:#ffffff14;color:#fff;border-radius:999px;padding:7px 13px;font:inherit;font-size:.82rem;font-weight:700;cursor:pointer}
.pl-chip[aria-pressed="true"]{background:var(--c,#ff9ecb);color:#0a1f1a;border-color:#fff}
.pl-datebar{display:flex;align-items:center;justify-content:space-between;gap:8px}.pl-datebar>div{text-align:center;flex:1}.pl-datebar h2{font-size:1.05rem}.pl-datebar p{margin:2px 0 0;font-size:.8rem}
.pl-saved{color:#7dffcf}
.pl-moods{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin-top:8px}
.pl-mood{display:flex;flex-direction:column;align-items:center;padding:8px 0;border-radius:14px;border:1px solid #ffffff33;background:#ffffff10;color:#fff;font:inherit;cursor:pointer}.pl-mood span{font-size:1.5rem}.pl-mood small{font-size:.68rem;color:var(--muted)}
.pl-mood[aria-pressed="true"]{background:linear-gradient(145deg,#12e0a07a,#ff4fa36a);border-color:#fff;transform:translateY(-2px)}
.pl-note{margin-top:12px;padding:9px 12px;border-radius:12px;background:#12e0a022;font-size:.85rem}
.pl-entries button{width:100%;text-align:left;display:flex;flex-direction:column;gap:2px;background:#ffffff12;border:1px solid #ffffff22;border-radius:14px;padding:10px 12px;color:#fff;font:inherit;cursor:pointer}.pl-entries span{color:var(--muted);font-size:.82rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pl-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:12px 0}
@media(min-width:620px){.pl-stats{grid-template-columns:repeat(4,1fr)}}
.pl-stat{padding:14px 10px;text-align:center}.pl-stat b{display:block;font-size:1.6rem}.pl-stat span{font-size:.75rem;color:var(--muted)}
.pl-bars{display:grid;gap:9px;margin-top:10px}.pl-bar{display:grid;grid-template-columns:90px 1fr 46px;align-items:center;gap:8px;font-size:.82rem}.pl-bar i{display:block;height:14px;border-radius:99px;background:var(--c);box-shadow:0 0 14px var(--c)}.pl-bar em{font-style:normal;text-align:right;color:var(--muted)}
.pl-cols{display:flex;align-items:flex-end;gap:8px;height:150px;margin-top:12px}.pl-col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px;font-size:.72rem;color:var(--muted)}.pl-col i{display:block;width:100%;max-width:38px;border-radius:10px 10px 4px 4px;background:linear-gradient(180deg,#ff9ecb,#27d3a0)}.pl-col em{font-style:normal;color:#fff}
.pl-warn{background:linear-gradient(145deg,#ff4fa338,#12e0a01c);border-color:#ff8fc380}.pl-warn ul{margin:8px 0;padding-left:20px}.pl-warn li{margin:3px 0}
.pl-file{cursor:pointer}
body.planner-mode .modal{background:linear-gradient(145deg,#0e3a30ee,#3a1233ee);border-color:#ffffff44;backdrop-filter:blur(18px);color:#effff8}
body.planner-mode .modal h2{background:none;-webkit-text-fill-color:currentColor;color:#fff;animation:none;filter:none}
body.planner-mode .modal .btn{color:#05231b;background:linear-gradient(135deg,#6ff5c4,#27d3a0);text-shadow:none}
body.planner-mode .modal .btn.pink{background:linear-gradient(135deg,#ff9ecb,#ff5aa8);color:#2b0519}
body.planner-mode .modal .btn.sec{background:#ffffff1c;color:#fff}
body.planner-mode .modal .btn.danger{background:linear-gradient(135deg,#ff6b8b,#d6285a);color:#fff}
@media(max-width:380px){.pl-bar{grid-template-columns:72px 1fr 40px}.pl-row{grid-template-columns:1fr}}
@media print{.pl-card{background:#fff;color:#000;box-shadow:none}}
.pl-tab{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;gap:1px;padding:8px 2px;font-size:.78rem}.pl-tab span{font-size:1.15rem;line-height:1.1}

/* ---- v4.3 Exam Hall + figures ---- */
.fig{margin:12px 0 4px;padding:8px;border-radius:12px;background:#ffffff0d;border:1px solid #ffffff1f;text-align:center}
.fig svg{display:block;margin:0 auto;max-width:100%;height:auto}
.hall-intro{border-color:#ffd16655;background:linear-gradient(135deg,#ffd16614,#ff6b8b10)}
.hall-tracks{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.hall-tile{display:flex;flex-direction:column;gap:3px;text-decoration:none;color:inherit;padding:12px}
.hall-tile.on{border-color:var(--gold,#ffd166);box-shadow:0 0 0 1px var(--gold,#ffd166) inset}
.hall-banner{display:flex;gap:14px;align-items:center;margin-top:16px;text-decoration:none;color:inherit;border-color:#ffd16666;background:linear-gradient(135deg,#ffd16618,#8b5cf614)}
.hall-banner .emoji{font-size:2rem}
@media(max-width:520px){.nav a{font-size:.62rem;letter-spacing:-.1px}.nav a .ic{font-size:1.1rem}}

/* GS Facts + My Revision */
.gfact{border:1px solid var(--line);background:linear-gradient(150deg,#2c1952cc,#1b0e34cc);border-radius:16px;padding:14px 16px;margin:12px 0}
.gfact.done{opacity:.62}
.gtop{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:6px}
.gtag{font-size:.74rem;font-weight:800;padding:3px 10px;border-radius:999px;background:#ffffff14;color:var(--gold)}
.gq{font-weight:700;line-height:1.5}.ga{margin-top:6px;font-weight:800;color:#8ff0b8}.gx{margin-top:6px;font-size:.88rem;color:var(--muted);line-height:1.5}
.gbtns{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.gnotice{border:1px solid #ffd36b66;background:#ffd36b14;border-radius:14px;padding:12px 14px;line-height:1.5;margin:10px 0}
.gnotice.slim{padding:8px 12px;font-size:.88rem}
.gf-view textarea{width:100%;box-sizing:border-box;margin-top:8px;border-radius:12px;border:1px solid var(--line);background:#ffffff0d;color:var(--text);padding:10px 12px;font:inherit;resize:vertical}
a.chip{text-decoration:none;display:inline-block}

.hall-lock{margin-top:14px;border-color:#ffd16688;background:linear-gradient(135deg,#ffd16614,#8b5cf61a)}
.lock-bar{height:10px;border-radius:99px;background:#ffffff1a;overflow:hidden;margin-top:12px}
.lock-bar i{display:block;height:100%;background:linear-gradient(90deg,#ffd166,#ff7ab6);border-radius:99px}
.lock-steps{margin:6px 0 0;padding-left:20px;line-height:1.6}

.dg{margin:14px 0}.dgsvg{margin-top:10px;background:#ffffff08;border:1px solid var(--line);border-radius:14px;padding:6px}
.dgsvg svg{display:block;width:100%;height:auto;max-width:560px;margin:0 auto}
.dgsvg text{fill:var(--text);font:600 13.5px system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.dgsvg text .t2,.dgsvg text.t2,.dgsvg tspan.t2{fill:var(--muted);font-weight:500;font-size:12.5px}
.dgsvg text.dk{fill:#241038}
.dgsvg .ln{stroke:#c9b9e2;stroke-width:1.6;fill:none}
.dglink{padding:10px 0;border-top:1px solid var(--line)}.dglink a{font-size:1rem}
.fadd{margin-top:6px}.rvb{font-size:.78rem;padding:5px 10px}
.pl-resl{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.pl-res{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#ffffff12;border:1px solid #ffffff22;border-radius:14px;padding:10px 12px}
.pl-resi{min-width:0;display:flex;flex-direction:column;gap:2px}.pl-resi b{color:#fff}
.pl-resi span{color:var(--muted);font-size:.82rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pl-resb{display:flex;gap:6px;flex-shrink:0}
.pl-btn:disabled{opacity:.45;cursor:not-allowed}
#plDq{width:100%}
/* v5.24: keep the question header tidy on narrow phones */
.sess-top{align-items:flex-start}
.sess-top>div:first-child{flex:1 1 auto;min-width:0;display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px}
.sess-top>.row{flex:0 0 auto;flex-wrap:nowrap}