:root {
  --bg: #090b14;
  --surface: rgba(255,255,255,0.04);
  --surface-2: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border-2: rgba(255,255,255,0.15);
  --text: #e8eaf2;
  --muted: rgba(232,234,242,0.5);
  --a1: #4f7eff;
  --a2: #9b6eff;
  --correct: #00d4aa;
  --wrong: #ff4757;
  --streak: #ff9f43;
  --font: 'National Park', system-ui, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
body::before{content:'';position:fixed;top:-20%;left:-10%;width:60vw;height:60vw;background:radial-gradient(circle,rgba(79,126,255,.07) 0%,transparent 70%);pointer-events:none;z-index:0}
body::after{content:'';position:fixed;bottom:-20%;right:-10%;width:60vw;height:60vw;background:radial-gradient(circle,rgba(155,110,255,.07) 0%,transparent 70%);pointer-events:none;z-index:0}

/* NAV */
nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 2rem;height:64px;background:rgba(9,11,20,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.nav-logo{font-size:1.35rem;font-weight:800;background:linear-gradient(135deg,var(--a1),var(--a2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none;letter-spacing:-.02em}
.nav-links{display:flex;gap:.25rem;list-style:none}
.nav-links a{color:var(--muted);text-decoration:none;font-size:.875rem;font-weight:500;padding:.4rem .8rem;border-radius:6px;transition:all .2s}
.nav-links a:hover{color:var(--text);background:var(--surface)}
.nav-links a.active{color:var(--a1);background:rgba(79,126,255,.1)}

/* TAB VIEWS */
.view{display:none}
.view.active{display:block}
.streak-pill{display:flex;align-items:center;gap:.4rem;background:rgba(255,159,67,.12);border:1px solid rgba(255,159,67,.3);border-radius:20px;padding:.3rem .8rem;font-size:.875rem;font-weight:700;color:var(--streak);white-space:nowrap}
i[class*="ph-"]{vertical-align:-0.125em;line-height:1}
.ph,.ph-fill{display:inline-block}
.btn-primary i,.quiz-next-btn i{font-size:1em}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:1.1rem;cursor:pointer;padding:.35rem .7rem;line-height:1;transition:background .15s}
.nav-toggle:hover{background:var(--surface)}
.nav-toggle[aria-expanded="true"]{background:var(--surface);border-color:var(--border-2)}

/* MAIN */
main{position:relative;z-index:1}

/* HERO */
.hero{text-align:center;padding:6rem 2rem 0;max-width:1040px;margin:0 auto}
.hero-eyebrow{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--a1);margin-bottom:1.25rem;padding:.3rem .85rem;border:1px solid rgba(79,126,255,.3);border-radius:20px;background:rgba(79,126,255,.08)}
h1.hero-title{font-size:clamp(2.5rem,6vw,4.5rem);font-weight:800;line-height:1.05;letter-spacing:-.03em;margin-bottom:8%; text-align: center;}
h1.hero-title span{background:linear-gradient(135deg,var(--a1) 0%,var(--a2) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:1.05rem;color:var(--muted);max-width:520px;margin:0 auto 3rem;line-height:1.7;font-weight:300}
.hero-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;max-width:900px;margin:0 auto}
.hero-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .25s;text-align:left;text-decoration:none;color:inherit;display:block}
.hero-card:hover{background:var(--surface-2);border-color:var(--border-2);transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.hero-card-icon{font-size:1.75rem;margin-bottom:.75rem;display:block}
.hero-card-title{font-size:1rem;font-weight:700;margin-bottom:.4rem}
.hero-card-desc{font-size:.82rem;color:var(--muted);line-height:1.55}

/* SECTION */
section{max-width:900px;margin:0 auto;padding:4rem 2rem}
.section-header{margin-bottom:2rem}
.section-label{font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--a1);margin-bottom:.5rem;display:block}
.section-title{font-size:clamp(1.5rem,2vw,4.5rem);font-weight:600;letter-spacing:-.02em;line-height:2.25rem; text-align: center;}
.section-sub{font-size:.9rem;color:var(--muted);margin-top:.5rem;line-height:1.65}
.divider{height:1px;background:var(--border);max-width:900px;margin:0 auto}

/* DAILY */
.daily-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2.5rem;position:relative;overflow:hidden}
.daily-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--a1),var(--a2))}
.daily-meta{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.75rem;flex-wrap:wrap;gap:.75rem}
.daily-date-txt{font-size:.78rem;color:var(--muted);font-weight:500}
.daily-streak{display:flex;align-items:center;gap:.4rem;font-size:.9rem;font-weight:700;color:var(--streak)}
.daily-word{font-size:clamp(2rem,5vw,3rem);font-weight:800;letter-spacing:-.02em;line-height:1;margin-bottom:.5rem}
.daily-hint{font-size:.9rem;color:var(--muted);margin-bottom:2rem;font-style:italic}
.daily-q{font-size:1rem;font-weight:600;margin-bottom:1.25rem}
.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:1.5rem}
.choice-btn{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:12px;padding:.9rem 1.2rem;color:var(--text);font-family:var(--font);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s;text-align:left}
.choice-btn:hover:not(:disabled){background:rgba(255,255,255,.08);border-color:var(--border-2)}
.choice-btn.correct{background:rgba(0,212,170,.12);border-color:var(--correct);color:var(--correct)}
.choice-btn.wrong{background:rgba(255,71,87,.1);border-color:var(--wrong);color:var(--wrong)}
.choice-btn:disabled{cursor:default}
.daily-result{display:none;background:rgba(255,255,255,.04);border-radius:12px;padding:1.25rem;margin-bottom:1rem}
.daily-result.show{display:block}
.result-verdict{font-size:1.05rem;font-weight:700;margin-bottom:.5rem}
.result-verdict.win{color:var(--correct)}
.result-verdict.lose{color:var(--wrong)}
.result-story{font-size:.875rem;color:var(--muted);line-height:1.65}
.share-btn{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,var(--a1),var(--a2));border:none;border-radius:10px;padding:.6rem 1.2rem;color:#fff;font-family:var(--font);font-size:.85rem;font-weight:700;cursor:pointer;transition:opacity .2s;margin-top:.75rem}
.share-btn:hover{opacity:.85}
.hidden{display:none!important}

/* QUIZ */
.quiz-wrap{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2.5rem}
.quiz-start-inner{text-align:center;padding:1rem}
.quiz-start-inner h3{font-size:1.5rem;font-weight:800;margin-bottom:.75rem}
.quiz-start-inner p{color:var(--muted);margin-bottom:1.5rem;font-size:.9rem;line-height:1.6}
.best-score-tag{display:inline-block;background:rgba(79,126,255,.1);border:1px solid rgba(79,126,255,.25);border-radius:8px;padding:.35rem .9rem;font-size:.82rem;color:var(--a1);margin-bottom:0;font-weight:600}
.quiz-mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.75rem;text-align:left}
.quiz-mode-card{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:16px;padding:1.5rem 1.25rem;color:var(--text);font-family:var(--font);cursor:pointer;transition:all .2s;display:flex;flex-direction:column;gap:.6rem;text-align:left}
.quiz-mode-card:hover{background:rgba(255,255,255,.06);border-color:var(--border-2);transform:translateY(-2px)}
.quiz-mode-icon{font-size:1.6rem;color:var(--a1);line-height:1}
.quiz-mode-title{font-size:1.05rem;font-weight:800}
.quiz-mode-desc{font-size:.85rem;color:var(--muted);line-height:1.5;margin-bottom:.35rem}
@media (max-width:600px){.quiz-mode-grid{grid-template-columns:1fr}}
.btn-primary{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,var(--a1),var(--a2));border:none;border-radius:12px;padding:.85rem 2rem;color:#fff;font-family:var(--font);font-size:.95rem;font-weight:700;cursor:pointer;transition:all .2s;letter-spacing:.01em}
.btn-primary:hover{opacity:.9;transform:translateY(-1px)}
.quiz-active{display:none}
.quiz-active.show{display:block}
.quiz-prog-bar{height:4px;background:var(--border);border-radius:2px;margin-bottom:1.75rem;overflow:hidden}
.quiz-prog-fill{height:100%;background:linear-gradient(90deg,var(--a1),var(--a2));transition:width .45s ease;border-radius:2px}
.quiz-counter{font-size:.78rem;color:var(--muted);margin-bottom:.5rem;font-weight:500}
.quiz-q-text{font-size:1.2rem;font-weight:700;margin-bottom:1.75rem;line-height:1.4}
.quiz-exp{display:none;font-size:.875rem;color:var(--muted);background:rgba(255,255,255,.04);border-radius:10px;padding:1rem 1.25rem;margin-top:1rem;line-height:1.65;border-left:3px solid var(--a1)}
.quiz-exp.show{display:block}
.quiz-next-btn{display:none;margin-top:1.25rem;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:10px;padding:.65rem 1.4rem;color:var(--text);font-family:var(--font);font-size:.875rem;font-weight:700;cursor:pointer;transition:all .2s}
.quiz-next-btn:hover{background:rgba(255,255,255,.1)}
.quiz-next-btn.show{display:inline-flex}
.quiz-end{display:none;text-align:center;padding:1.5rem}
.quiz-end.show{display:block}
.quiz-score-num{font-size:4rem;font-weight:800;line-height:1;margin-bottom:.5rem}
.quiz-score-lbl{font-size:1rem;color:var(--muted);margin-bottom:2rem}

/* COGNATES */
.cognate-tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem}
.ctab{padding:.45rem 1rem;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--muted);font-family:var(--font);font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s}
.ctab:hover{background:var(--surface);color:var(--text)}
.ctab.active{background:var(--surface);color:var(--a1);border-color:rgba(79,126,255,.4)}
.cognate-panel{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2rem}
.cognate-pie{text-align:center;margin-bottom:1.5rem}
.pie-lbl{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.25rem}
.pie-word{font-size:2rem;font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,var(--a1),var(--a2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.cognate-fact{font-size:.875rem;color:var(--muted);text-align:center;margin-bottom:2rem;line-height:1.65;font-style:italic;max-width:600px;margin-left:auto;margin-right:auto}
.cognate-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.7rem}
.cog-card{border-radius:12px;padding:.85rem 1rem;border:1px solid transparent;transition:transform .2s}
.cog-card:hover{transform:translateY(-2px)}
.cog-lang{font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.3rem;opacity:.75}
.cog-word{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}
.cog-legend{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem;padding-top:1.5rem;}
.fam-dot{display:flex;align-items:center;gap:.4rem;font-size:.72rem;color:var(--muted)}

/* WORD TREES */
.tree-tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem}
.ttab{padding:.45rem 1rem;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--muted);font-family:var(--font);font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s;letter-spacing:.04em}
.ttab:hover{background:var(--surface)}
.ttab.active{background:var(--surface)}
.tree-panel{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2rem}
.tree-root-info{text-align:center;margin-bottom:2rem}
.tree-root-word{font-size:2.25rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.3rem}
.tree-root-meaning{font-size:.875rem;color:var(--muted)}
.tree-word-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:.75rem}
.tree-word-card{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:10px;padding:.75rem 1rem;transition:all .2s}
.tree-word-card:hover{background:rgba(255,255,255,.08);border-color:var(--border-2)}
.tree-word-name{font-size:1rem;font-weight:700;margin-bottom:.25rem}
.tree-word-def{font-size:.78rem;color:var(--muted);line-height:1.45}

/* EXPLORER */
.explorer-input{width:100%;background:var(--surface);border:1.5px solid var(--border);border-radius:20px;padding:1.6rem 2rem;color:var(--text);font-family:var(--font);font-size:1.5rem;font-weight:500;outline:none;transition:all .2s;margin-bottom:1.5rem;margin-top: 1.5rem;letter-spacing:-.01em}
.explorer-input:focus{border-color:rgba(79,126,255,.5);background:var(--surface-2);box-shadow:0 0 0 5px rgba(79,126,255,.08)}
.explorer-input::placeholder{color:var(--muted);font-size:1.15rem;font-weight:400}
.explorer-result{display:none;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2rem;animation:fadeUp .3s ease}
.explorer-result.show{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.res-word{font-size:2rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.25rem}
.res-pos{font-size:.82rem;color:var(--a1);font-weight:600;margin-bottom:1rem;text-transform:capitalize}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.25rem}
.chip{font-size:.75rem;padding:.28rem .75rem;border-radius:20px;background:rgba(255,255,255,.06);border:1px solid var(--border);font-weight:500}
.chip.o{color:var(--a1);border-color:rgba(79,126,255,.3);background:rgba(79,126,255,.08)}
.chip.r{color:var(--a2);border-color:rgba(155,110,255,.3);background:rgba(155,110,255,.08)}
.chip.clickable{cursor:pointer;transition:all .15s}
.chip.clickable:hover{background:rgba(79,126,255,.18);border-color:rgba(79,126,255,.5);color:var(--a1);transform:translateY(-1px)}
.res-story{font-size:1.25rem;color:var(--text);line-height:1.75;margin-bottom:1.25rem}
.res-surprise{font-size:.85rem;background:rgba(255,159,67,.08);border:1px solid rgba(255,159,67,.2);border-radius:10px;padding:.75rem 1rem;color:rgba(255,200,100,.95);line-height:1.55}
.res-cog h4{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:1.5rem;margin-bottom:.75rem}
.res-translations,.res-tree{margin-top:2rem;padding-top:1.75rem;border-top:1px solid var(--border)}
.res-translations h4,.res-tree h4{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:1.1rem}
.res-translations .cognate-pie{margin-bottom:1rem}
.res-translations .cognate-pie .pie-word{font-size:1.5rem}
.res-translations .cognate-fact{font-size:.82rem;margin-bottom:1.25rem}
.res-tree-meaning{font-size:.85rem;color:var(--muted);margin-bottom:1rem}
.res-tree-meaning strong{color:var(--text);font-weight:600}
.res-tree .tree-word-card{cursor:pointer}
.res-tree .tree-word-card:hover .tree-word-name{color:var(--a1)}
.not-found{text-align:center;padding:2rem;color:var(--muted);font-size:.9rem}
.not-found a{color:var(--a1);text-decoration:none}
.explorer-result.typeahead{padding:.6rem;border-radius:18px;animation:none;text-align:left}
.ta-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.95rem 1.25rem;background:transparent;border:none;color:var(--text);font-family:var(--font);font-size:1.1rem;cursor:pointer;border-radius:12px;text-align:left;transition:background .12s;text-transform:capitalize}
.ta-item:hover,.ta-item.active{background:rgba(79,126,255,.12)}
.ta-word{font-weight:600}
.ta-word mark{background:rgba(79,126,255,.3);color:var(--a1);padding:0 1px;border-radius:2px}
.ta-hint{font-size:.82rem;color:var(--muted);font-weight:400;text-transform:none;margin-left:1rem;white-space:nowrap}
.ta-footer{padding:.7rem 1.25rem;font-size:.78rem;color:var(--muted);border-top:1px solid var(--border);margin-top:.35rem;text-align:left}

/* MISTAKE ARCHIVE */
.mistakes-tools{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}
.mistake-filters{display:flex;flex-wrap:wrap;gap:.4rem}
.mfilter{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:8px;padding:.4rem .85rem;color:var(--muted);font-family:var(--font);font-size:.82rem;font-weight:500;cursor:pointer;transition:all .15s}
.mfilter:hover{background:rgba(255,255,255,.08);color:var(--text)}
.mfilter.active{background:rgba(79,126,255,.12);color:var(--a1);border-color:rgba(79,126,255,.4)}
.mistake-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.mistake-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .25s;display:flex;flex-direction:column}
.mistake-card:hover{background:var(--surface-2);border-color:var(--border-2);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.3)}
.mistake-word{font-size:1.5rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.5rem;text-transform:capitalize}
.mistake-type{display:inline-block;align-self:flex-start;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.2rem .65rem;border:1px solid;border-radius:12px;margin-bottom:.85rem}
.mistake-text{font-size:.85rem;color:var(--muted);line-height:1.6;margin-bottom:1rem;flex:1}
.mistake-link{font-size:.78rem;color:var(--a1);font-weight:600;display:flex;align-items:center;gap:.3rem}
.mistake-card:hover .mistake-link i{transform:translateX(3px);transition:transform .2s}
.mistake-end{text-align:center;padding:2rem 1rem}
.btn-secondary{background:none;border:none;color:var(--muted);font-family:var(--font);font-size:.85rem;cursor:pointer;padding:.4rem 1rem;text-decoration:underline}
.btn-secondary:hover{color:var(--text)}

/* WORD GRAVEYARD */
.gy-intro{font-size:.9rem;color:var(--muted);line-height:1.7;margin-bottom:1.5rem;font-style:italic}
.gy-controls{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;margin-bottom:2rem}
.gy-search{flex:1;min-width:200px;background:rgba(20,18,28,.6);border:1px solid var(--border);border-radius:10px;padding:.7rem 1rem;color:var(--text);font-family:var(--font);font-size:.9rem;outline:none}
.gy-search:focus{border-color:rgba(155,110,255,.4)}
.gy-search::placeholder{color:var(--muted)}
.gy-sort{background:rgba(20,18,28,.6);border:1px solid var(--border);border-radius:10px;padding:.7rem 1rem;color:var(--text);font-family:var(--font);font-size:.85rem;cursor:pointer;outline:none}
.gy-count{font-size:.78rem;color:var(--muted);font-weight:500}
.gy-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}
.gy-stone{position:relative;background:linear-gradient(180deg,rgba(40,38,48,.55) 0%,rgba(18,16,24,.65) 100%);border:1px solid rgba(155,110,255,.18);border-radius:14px 14px 60px 60px/14px 14px 90px 90px;padding:2.25rem 1.5rem 1.75rem;cursor:pointer;transition:transform .25s,box-shadow .25s,border-color .25s;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.04)}
.gy-stone::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:55%;height:50%;background:radial-gradient(ellipse at top,rgba(155,110,255,.06) 0%,transparent 70%);border-radius:0 0 100% 100%;pointer-events:none}
.gy-stone::after{content:'✝';position:absolute;top:.5rem;left:50%;transform:translateX(-50%);font-size:1rem;color:rgba(155,110,255,.4);font-weight:300}
.gy-stone:hover{transform:translateY(-4px);border-color:rgba(155,110,255,.4);box-shadow:0 14px 36px rgba(0,0,0,.5),0 0 24px rgba(155,110,255,.08),inset 0 1px 0 rgba(255,255,255,.06)}
.gy-rip{font-size:.7rem;text-align:center;letter-spacing:.28em;color:rgba(155,110,255,.6);font-weight:700;margin-bottom:.85rem;margin-top:.25rem}
.gy-name{font-size:1.4rem;font-weight:800;text-align:center;letter-spacing:-.01em;line-height:1.15;margin-bottom:.35rem;font-style:italic;color:#dcd5ea}
.gy-modern{font-size:.7rem;text-align:center;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:1rem;font-weight:600}
.gy-modern strong{color:var(--a2);font-weight:700}
.gy-dates{display:flex;justify-content:space-between;gap:.5rem;font-size:.72rem;color:var(--muted);border-top:1px solid rgba(155,110,255,.12);border-bottom:1px solid rgba(155,110,255,.12);padding:.6rem 0;margin-bottom:.85rem}
.gy-dates div{flex:1;text-align:center}
.gy-dates .gy-lbl{display:block;font-size:.62rem;text-transform:uppercase;letter-spacing:.1em;opacity:.6;margin-bottom:.18rem}
.gy-dates .gy-val{color:#d8d0e8;font-weight:600;font-size:.74rem;line-height:1.3}
.gy-epi{font-size:.78rem;color:rgba(216,208,232,.78);font-style:italic;line-height:1.55;text-align:center;padding:0 .25rem}
.gy-detail{display:none}
.gy-detail.show{display:flex;position:fixed;inset:0;background:rgba(5,4,10,.78);backdrop-filter:blur(8px);z-index:200;align-items:center;justify-content:center;padding:1.5rem;animation:gyFade .25s ease}
@keyframes gyFade{from{opacity:0}to{opacity:1}}
.gy-detail-card{background:linear-gradient(180deg,rgba(28,24,38,.98) 0%,rgba(14,12,20,.98) 100%);border:1px solid rgba(155,110,255,.3);border-radius:18px 18px 80px 80px/18px 18px 120px 120px;max-width:560px;width:100%;max-height:90vh;overflow-y:auto;padding:3rem 2.25rem 2.5rem;position:relative;box-shadow:0 24px 80px rgba(0,0,0,.7),0 0 40px rgba(155,110,255,.12)}
.gy-detail-card::after{content:'✝';position:absolute;top:1rem;left:50%;transform:translateX(-50%);font-size:1.5rem;color:rgba(155,110,255,.5)}
.gy-close{position:absolute;top:1rem;right:1.25rem;background:none;border:none;color:var(--muted);font-size:1.25rem;cursor:pointer;font-family:var(--font);width:32px;height:32px;line-height:1;padding:0;transition:color .2s;display:flex;align-items:center;justify-content:center}
.gy-close:hover{color:var(--text)}
.gy-d-rip{font-size:.72rem;text-align:center;letter-spacing:.3em;color:rgba(155,110,255,.7);font-weight:700;margin-bottom:1rem;margin-top:.5rem}
.gy-d-name{font-size:2rem;font-weight:800;text-align:center;font-style:italic;letter-spacing:-.01em;margin-bottom:.4rem;color:#e8e0f4}
.gy-d-modern{text-align:center;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:1.75rem}
.gy-d-modern strong{color:var(--a2);font-weight:700;text-transform:lowercase;font-size:.95rem;letter-spacing:0;font-style:italic}
.gy-d-grid{display:grid;grid-template-columns:1fr 1fr;gap:.85rem;margin-bottom:1.5rem}
.gy-d-cell{background:rgba(155,110,255,.05);border:1px solid rgba(155,110,255,.15);border-radius:10px;padding:.85rem 1rem}
.gy-d-cell .gy-lbl{font-size:.65rem;text-transform:uppercase;letter-spacing:.12em;color:rgba(155,110,255,.7);margin-bottom:.35rem;font-weight:700}
.gy-d-cell .gy-val{font-size:.85rem;color:#dcd5ea;line-height:1.4;font-weight:500}
.gy-d-section{margin-bottom:1.25rem}
.gy-d-section h4{font-size:.65rem;text-transform:uppercase;letter-spacing:.14em;color:rgba(155,110,255,.7);margin-bottom:.55rem;font-weight:700}
.gy-d-section p{font-size:.88rem;line-height:1.7;color:#cfc6dc}
.gy-d-epi{margin-top:1.5rem;padding:1.25rem 1rem;background:rgba(155,110,255,.06);border-left:2px solid rgba(155,110,255,.4);border-radius:0 8px 8px 0;font-style:italic;font-size:.92rem;color:#e0d6f0;line-height:1.6;text-align:center}
.gy-empty{grid-column:1/-1;text-align:center;padding:3rem 1rem;color:var(--muted);font-style:italic}

/* LEARN */
.learn-tree{display:flex;flex-direction:column;gap:2rem;margin-top:2rem}
.learn-unit{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:1.5rem}
.learn-unit-head{display:flex;align-items:baseline;gap:.75rem;margin-bottom:1.25rem;padding-bottom:.85rem;border-bottom:1px solid var(--border)}
.learn-unit-num{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--a1);padding:.3rem .65rem;border:1px solid rgba(79,126,255,.3);border-radius:14px;background:rgba(79,126,255,.08)}
.learn-unit-name{font-size:1.1rem;font-weight:800;color:var(--text)}
.learn-unit-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.skill-card{position:relative;background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:14px;padding:1.4rem 1.2rem 1.25rem;color:var(--text);font-family:var(--font);cursor:pointer;transition:all .2s;text-align:left;display:flex;flex-direction:column;gap:.5rem;min-height:170px}
.skill-card:not(:disabled):hover{background:rgba(255,255,255,.06);border-color:var(--border-2);transform:translateY(-2px)}
.skill-card:disabled{cursor:not-allowed;opacity:.55}
.skill-icon{font-size:1.6rem;color:var(--a1);line-height:1;margin-bottom:.15rem}
.skill-name{font-size:1.05rem;font-weight:800}
.skill-blurb{font-size:.82rem;color:var(--muted);line-height:1.5;flex:1}
.skill-score{font-size:.75rem;color:var(--a1);font-weight:600;margin-top:.35rem}
.skill-lock-icon{position:absolute;top:.85rem;right:.95rem;font-size:1rem;color:var(--muted);opacity:.7}
.skill-check-icon{position:absolute;top:.85rem;right:.95rem;font-size:1.15rem;color:var(--correct)}
.skill-complete{border-color:rgba(0,212,170,.35);background:rgba(0,212,170,.06)}
.skill-complete .skill-icon{color:var(--correct)}
.skill-in-progress{border-color:rgba(79,126,255,.35)}
.skill-locked .skill-icon{color:var(--muted)}
.learn-coming-soon{text-align:center;color:var(--muted);font-size:.85rem;padding:1.5rem .5rem .5rem;font-style:italic}

/* LESSON RUNNER */
.lesson-intro,.lesson-active,.lesson-end{margin-top:1.5rem}
.lesson-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2.5rem}
.lesson-card-end{text-align:center;padding:3rem 2.5rem}
.lesson-intro-eyebrow{font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--a1);margin-bottom:.65rem}
.lesson-intro-name{font-size:1.7rem;font-weight:800;margin-bottom:.6rem;line-height:1.2}
.lesson-intro-blurb{color:var(--muted);font-size:.95rem;line-height:1.65;margin-bottom:1.75rem}
.lesson-intro-section-label{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:.65rem}
.intro-words{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.75rem}
.intro-word{display:inline-block;background:rgba(79,126,255,.1);border:1px solid rgba(79,126,255,.25);color:var(--a1);padding:.35rem .8rem;border-radius:8px;font-size:.85rem;font-weight:600}
.lesson-intro-meta{font-size:.78rem;color:var(--muted);margin-bottom:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border)}
.lesson-intro-actions,.lesson-end-actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}
.lesson-result{font-size:1rem;color:var(--muted);margin-top:.5rem;margin-bottom:2rem;line-height:1.5;font-weight:500}
.lesson-result.pass{color:var(--correct)}
.lesson-result.tryagain{color:var(--text)}
.quiz-q-text{white-space:pre-line}

/* JOURNEY */
.journey-index{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:2rem}
.journey-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2rem 2.25rem 1.75rem;margin-top:2rem}
.journey-card-end{padding:2.5rem 2.25rem 2rem}
button.journey-card{cursor:pointer;text-align:left;color:var(--text);font-family:var(--font);margin-top:0}
button.journey-card:not(:disabled):hover{background:rgba(255,255,255,.06);border-color:var(--border-2);transform:translateY(-2px);transition:all .2s}
.journey-card.journey-locked,
.journey-card[disabled]{cursor:not-allowed;opacity:.55}
.journey-card.journey-complete{border-color:rgba(0,212,170,.35);background:rgba(0,212,170,.05)}
.journey-card.journey-partial{border-color:rgba(155,110,255,.30)}
.journey-icon{font-size:1.7rem;color:#9b6eff;line-height:1;margin-bottom:.4rem}
.journey-word{font-size:1.4rem;font-weight:800;margin-bottom:.4rem;letter-spacing:-.005em}
.journey-blurb{font-size:.88rem;color:var(--muted);line-height:1.55;margin-bottom:.65rem}
.journey-stops{font-size:.78rem;color:var(--a1);font-weight:600;letter-spacing:.02em;padding-top:.5rem;border-top:1px solid var(--border);margin-top:.4rem}
.journey-best{font-size:.75rem;color:var(--correct);font-weight:600;margin-top:.35rem}
.journey-lock-icon{position:absolute;top:1rem;right:1.2rem;font-size:1rem;color:var(--muted);opacity:.7}
.journey-flag-icon{position:absolute;top:1rem;right:1.2rem;font-size:1.15rem;color:var(--correct)}
.journey-flag-icon.journey-flag-partial{color:#9b6eff}

/* Active journey */
.journey-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.75rem}
.journey-eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.18em;color:var(--muted);margin-bottom:.4rem}
.journey-headword{font-size:1.6rem;font-weight:800;letter-spacing:-.005em}
.journey-compass-pill{display:inline-flex;align-items:center;gap:.45rem;background:rgba(79,126,255,.10);border:1px solid rgba(79,126,255,.30);color:var(--a1);padding:.35rem .8rem;border-radius:16px;font-size:.82rem;font-weight:700;flex-shrink:0}
.journey-compass-icon{display:inline-flex;align-items:center}

/* Trail */
.journey-trail{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;align-items:start;gap:.5rem;position:relative;padding:.5rem 0 1.25rem;margin-bottom:1.5rem}
.journey-trail::before{content:'';position:absolute;left:1rem;right:1rem;top:1rem;height:2px;background:var(--border)}
.journey-node{display:flex;flex-direction:column;align-items:center;gap:.35rem;position:relative;z-index:1}
.journey-dot{width:14px;height:14px;border-radius:50%;background:var(--border);border:2px solid var(--border)}
.journey-node.visited .journey-dot{background:var(--a1);border-color:var(--a1)}
.journey-node.current .journey-dot{width:18px;height:18px;background:#9b6eff;border-color:rgba(155,110,255,.40);box-shadow:0 0 0 6px rgba(155,110,255,.18)}
.journey-node.future .journey-dot{background:transparent;border:2px dashed rgba(255,255,255,.30)}
.journey-node-lang{font-size:.72rem;color:var(--muted);text-align:center;margin-top:.15rem}
.journey-node.current .journey-node-lang{color:var(--text);font-weight:700}
.journey-node-word{font-size:.7rem;color:var(--muted);opacity:.6;font-style:italic;text-align:center}

/* Current stop card */
.journey-stop{background:rgba(155,110,255,.06);border:1px solid rgba(155,110,255,.28);border-radius:14px;padding:1.25rem 1.4rem;margin-bottom:1.75rem}
.journey-stop-eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.16em;color:#9b6eff;margin-bottom:.6rem}
.journey-stop-title{font-size:1.25rem;font-weight:800;margin-bottom:.6rem}
.journey-stop-scene{font-size:.92rem;color:var(--text);opacity:.82;line-height:1.65}

/* Question + choices */
.journey-q-text{font-size:1.05rem;font-weight:700;margin-bottom:1rem}
.journey-choices{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1rem}
.journey-choice{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:12px;padding:1rem 1rem .85rem;color:var(--text);font-family:var(--font);cursor:pointer;text-align:left;transition:all .2s;min-height:130px;display:flex;flex-direction:column;gap:.35rem}
.journey-choice:not(:disabled):hover{background:rgba(255,255,255,.08);border-color:var(--border-2)}
.journey-choice:disabled{cursor:default}
.journey-choice.correct{background:rgba(0,212,170,.10);border-color:var(--correct);color:var(--correct)}
.journey-choice.wrong{background:rgba(255,71,87,.08);border-color:var(--wrong);color:var(--wrong)}
.journey-choice-lang{font-size:1rem;font-weight:800}
.journey-choice-word{font-size:.95rem;font-style:italic;opacity:.85}
.journey-choice-hint{font-size:.75rem;color:var(--muted);line-height:1.45;margin-top:.25rem}

/* Feedback + continue */
.journey-feedback{display:none;background:rgba(255,255,255,.04);border-left:3px solid var(--a1);border-radius:8px;padding:.85rem 1.1rem;font-size:.88rem;line-height:1.6;color:var(--text)}
.journey-feedback.show{display:block}
.journey-feedback.pass{border-left-color:var(--correct)}
.journey-feedback.fail{border-left-color:var(--wrong)}
.journey-continue{display:none;margin-top:1rem;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:10px;padding:.6rem 1.3rem;color:var(--text);font-family:var(--font);font-size:.85rem;font-weight:700;cursor:pointer}
.journey-continue:hover{background:rgba(255,255,255,.1)}
.journey-continue.show{display:inline-flex}
.journey-footer{margin-top:1.25rem;padding-top:1rem;border-top:1px solid var(--border);display:flex;justify-content:flex-end}

/* End screen */
.journey-end-title{font-size:1.55rem;font-weight:800;margin-bottom:.5rem;line-height:1.25}
.journey-end-sub{font-size:.95rem;color:var(--muted);margin-bottom:2rem}
.journey-end-chain{margin-bottom:2rem}
.journey-end-stop{display:grid;grid-template-columns:24px 1fr;gap:1.1rem;padding:0 0 1.25rem}
.journey-end-stop-marker{display:flex;flex-direction:column;align-items:center;padding-top:.3rem}
.journey-end-stop-dot{width:12px;height:12px;border-radius:50%;background:#9b6eff;flex-shrink:0}
.journey-end-stop-line{flex:1;width:2px;background:rgba(155,110,255,.30);margin-top:.4rem;min-height:30px}
.journey-end-stop-head{display:flex;align-items:baseline;gap:.65rem;margin-bottom:.2rem}
.journey-end-stop-lang{font-size:.95rem;font-weight:800;color:var(--text)}
.journey-end-stop-era{font-size:.78rem;color:var(--muted);font-weight:600}
.journey-end-stop-word{font-size:1.05rem;font-style:italic;color:#9b6eff;margin-bottom:.45rem}
.journey-end-stop-scene{font-size:.88rem;color:var(--muted);line-height:1.6}
.journey-end-actions{display:flex;gap:.75rem;flex-wrap:wrap;padding-top:1.25rem;border-top:1px solid var(--border)}

/* FOOTER */
footer{text-align:center;padding:3rem 2rem;color:var(--muted);font-size:.85rem;position:relative;z-index:1}
.footer-logo{font-size:1.2rem;font-weight:800;background:linear-gradient(135deg,var(--a1),var(--a2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem;display:block}

@media(max-width:640px){
  nav{padding:0 1rem}
  .nav-toggle{display:block;order:2}
  .streak-pill{order:3;font-size:.75rem;padding:.25rem .65rem}
  .nav-links{
    position:absolute;top:64px;left:0;right:0;
    flex-direction:column;
    background:rgba(9,11,20,.97);
    backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
    padding:.6rem .85rem;
    gap:.2rem;
    display:none;
    z-index:99;
  }
  .nav-links.show{display:flex}
  .nav-links li{width:100%}
  .nav-links a{padding:.75rem 1rem;width:100%;display:block;border-radius:8px;font-size:.95rem}
  .hero-cards{grid-template-columns:1fr}
  .choice-grid{grid-template-columns:1fr}
  .daily-card,.quiz-wrap,.cognate-panel,.tree-panel{padding:1.5rem}
  .explorer-input{font-size:1.2rem;padding:1.2rem 1.4rem}
  .explorer-input::placeholder{font-size:.95rem}
  .gy-grid{grid-template-columns:1fr}
  .gy-d-grid{grid-template-columns:1fr}
  .gy-detail-card{padding:2.5rem 1.5rem 2rem}
  .learn-unit-cards{grid-template-columns:1fr}
  .lesson-card{padding:1.75rem 1.5rem}
  .lesson-intro-name{font-size:1.4rem}
  .journey-index{grid-template-columns:1fr}
  .journey-card{padding:1.5rem 1.4rem}
  .journey-choices{grid-template-columns:1fr}
  .journey-trail{overflow-x:auto;padding-bottom:1.5rem}
  .journey-headword{font-size:1.3rem}
}

/* ════════ ROOT FAMILY SPRINT ════════ */
.sprint-wrap{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:2.5rem;max-width:680px;margin:0 auto}
.sprint-start-inner{text-align:center;max-width:480px;margin:0 auto}
.sprint-start-icon{font-size:2.4rem;color:var(--a1);margin-bottom:.5rem}
.sprint-start-inner h3{font-size:1.4rem;font-weight:600;margin-bottom:.6rem}
.sprint-start-inner p{color:var(--muted);line-height:1.7;font-size:.95rem;margin-bottom:1.5rem}
.sprint-start-inner .best-score-tag{margin-bottom:1.5rem}
.sprint-start-inner em{color:var(--text);font-style:italic;opacity:.85}

/* HUD */
.sprint-hud{display:flex;align-items:center;gap:1rem;margin-bottom:1.75rem}
.sprint-hud-score,.sprint-hud-time{display:flex;flex-direction:column;align-items:center;min-width:64px}
.sprint-hud-score span,.sprint-hud-time span{font-size:1.8rem;font-weight:700;line-height:1}
.sprint-hud-score span{color:var(--correct)}
.sprint-hud-time span{color:var(--text)}
.sprint-hud-time span.low{color:var(--wrong)}
.sprint-hud-score small,.sprint-hud-time small{font-size:.68rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-top:.25rem}
.sprint-timebar{flex:1;height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden}
.sprint-time-fill{height:100%;width:100%;background:linear-gradient(90deg,var(--a1),var(--a2));border-radius:6px}

/* root card */
.sprint-root-card{text-align:center;background:var(--surface-2);border:1px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:1.25rem}
.sprint-root-lbl{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;margin-bottom:.5rem}
.sprint-root{font-size:2.6rem;font-weight:800;letter-spacing:.02em;line-height:1}
.sprint-meaning{font-size:1rem;color:var(--muted);margin-top:.4rem}

/* entry */
.sprint-entry{display:flex;gap:.6rem}
.sprint-input{flex:1;background:var(--surface-2);border:1px solid var(--border-2);border-radius:12px;padding:.85rem 1.1rem;color:var(--text);font-family:var(--font);font-size:1.05rem;outline:none;transition:border-color .15s}
.sprint-input:focus{border-color:var(--a1)}
.sprint-input:disabled{opacity:.5}
.sprint-add{padding:.85rem 1.2rem}
.sprint-input.shake{animation:sprintShake .35s;border-color:var(--wrong)}
@keyframes sprintShake{10%,90%{transform:translateX(-2px)}20%,80%{transform:translateX(4px)}30%,50%,70%{transform:translateX(-7px)}40%,60%{transform:translateX(7px)}}
.sprint-feedback{min-height:1.4rem;font-size:.85rem;color:var(--wrong);margin:.6rem 0 .25rem;text-align:center}

/* found chips */
.sprint-found{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-top:.5rem}
.sprint-chip{background:rgba(0,212,170,.12);border:1px solid rgba(0,212,170,.3);color:var(--correct);border-radius:20px;padding:.32rem .85rem;font-size:.9rem;font-weight:600;animation:sprintPop .25s ease-out}
.sprint-chip.ghost{background:var(--surface-2);border-color:var(--border);color:var(--muted)}
@keyframes sprintPop{from{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}

/* end */
.sprint-end-card{text-align:center;max-width:520px;margin:0 auto}
.sprint-newbest{display:inline-flex;align-items:center;gap:.4rem;color:var(--streak);font-weight:700;font-size:.95rem;margin-bottom:.75rem}
.sprint-final-score{font-size:4rem;font-weight:800;line-height:1;color:var(--correct)}
.sprint-final-lbl{color:var(--muted);font-size:1rem;margin-top:.4rem}
.sprint-final-lbl strong{font-weight:700}
.sprint-end-best{margin-top:1rem;font-size:.9rem;color:var(--muted)}
.sprint-end-best strong{color:var(--text)}
.sprint-missed{margin:1.5rem 0;text-align:center}
.sprint-missed-lbl{font-size:.82rem;color:var(--muted);margin-bottom:.7rem}
.sprint-missed-list{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}
.sprint-end-actions{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin-top:1.5rem}
@media (max-width:600px){
  .sprint-wrap{padding:1.5rem}
  .sprint-root{font-size:2rem}
  .sprint-final-score{font-size:3rem}
}