@font-face{font-family:Syne;src:url('fonts/Syne-SemiBold.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:Syne;src:url('fonts/Syne-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url('fonts/inter-v20-latin-regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url('fonts/inter-v20-latin-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url('fonts/inter-v20-latin-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url('fonts/inter-v20-latin-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
:root {
  --bg:          #07090f;
  --bg-2:        #0c1018;
  --bg-card:     #0e1422;
  --bg-card-h:   #121929;
  --border:      rgba(255,255,255,.07);
  --border-h:    rgba(0,210,230,.35);
  --accent:      #00c8e0;
  --accent-dim:  rgba(0,200,224,.12);
  --accent-glow: rgba(0,200,224,.18);
  --amber:       #f59e0b;
  --text-1:      #edf2f7;
  --text-2:      #8899a8;
  --text-3:      #4f6070;
  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --font-display:'Syne', system-ui, sans-serif;
  --font-body:   'Inter',system-ui,sans-serif;
  --ease:        cubic-bezier(.22,.68,0,1.2);
  --ease-in:     cubic-bezier(.4,0,1,1);
  --ease-out:    cubic-bezier(0,0,.4,1);
  --dur:         .22s;
}

/* RESET */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.7;
  font-size: 1rem;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-card-h); border-radius: 99px; }

.site-header{position:sticky;top:0;z-index:100;background:rgba(7,9,15,.75);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border-bottom:1px solid var(--border)}
.header-inner{max-width:1280px;margin:auto;padding:0 28px;height:50px;display:flex;align-items:center;gap:36px}
.logo{font-family:var(--font-display);font-size:1.35rem;font-weight:800;letter-spacing:-.02em;flex-shrink:0}
.logo-codes{color:var(--accent)}.logo-cracker{color:var(--amber)}

.main-nav{display:flex;align-items:center;gap:4px;flex:1}
.main-nav a{color:var(--text-2);font-size:.95rem;font-weight:500;padding:6px 12px;border-radius:var(--radius-sm);transition:color var(--dur),background var(--dur)}
.main-nav a:hover{color:var(--text-1);background:rgba(255,255,255,.05)}

.nav-cta{margin-left:auto;background:var(--accent);color:#021a1f;font-size:.88rem;font-weight:600;padding:7px 16px;border-radius:var(--radius-sm);white-space:nowrap;flex-shrink:0;transition:filter var(--dur),transform var(--dur)}
.nav-cta:hover{filter:brightness(1.1);transform:translateY(-1px)}

.nav-toggle{display:none;position:relative;width:42px;height:42px;margin-left:auto;padding:0;border:none;background:0 0;cursor:pointer;flex-shrink:0;z-index:1002;-webkit-tap-highlight-color:transparent}
.nav-toggle span{position:absolute;left:10px;width:22px;height:2px;background:var(--text-2);border-radius:999px;transition:transform .22s,opacity .18s,background .22s;transform-origin:center}
.nav-toggle span:first-child{top:13px}.nav-toggle span:nth-child(2){top:20px}
.nav-toggle span:nth-child(3){top:27px}.nav-toggle.is-active span:first-child{transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}.nav-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.hero{position:relative;padding:88px 28px 72px;overflow:hidden}
.hero-glow{position:absolute;top:-80px;width:520px;height:520px;border-radius:50%;pointer-events:none;filter:blur(100px);opacity:.55}
.hero-glow--left{left:-180px;background:radial-gradient(circle,#0e4f6a 0,transparent 70%)}
.hero-glow--right{right:-180px;background:radial-gradient(circle,#4a2a04 0,transparent 70%)}

.hero-grid{position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.06) 1px,transparent 1px);background-size:32px 32px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%);pointer-events:none}
.hero-inner{position:relative;max-width:1080px;margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:0}

.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,200,224,.08);border:1px solid rgba(0,200,224,.2);color:var(--accent);
font-size:.82rem;font-weight:600;padding:6px 16px;border-radius:99px;margin-bottom:32px;letter-spacing:.03em;text-transform:uppercase}
.badge-dot{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 8px var(--accent);animation:2.4s ease-in-out infinite pulse}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

.hero-title{font-family:var(--font-display);font-size:clamp(2.8rem,6vw,4.2rem);font-weight:700;line-height:.92;max-width:1080px;letter-spacing:-.05em;margin-bottom:24px;color:var(--text-1)}
.hero-title--accent{background:linear-gradient(110deg,var(--accent) 0,#00eaff 60%,#67e8f9 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{max-width:880px;color:var(--text-2);font-size:1rem;line-height:1.75;margin-bottom:40px}

.hero-actions{width:100%;display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:64px}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#021a1f;font-family:var(--font-body);font-weight:600;font-size:.95rem;padding:13px 26px;border-radius:var(--radius-md);transition:filter var(--dur),transform var(--dur),box-shadow var(--dur)}
.btn-ghost,.btn-outline{display:inline-flex;gap:8px;font-family:var(--font-body);font-weight:600}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,200,224,.3)}
.btn-primary--lg{padding:15px 32px;font-size:1rem}
.btn-ghost{align-items:center;background:rgba(255,255,255,.04);border:1px solid var(--border);color:var(--text-1);font-size:.95rem;padding:13px 26px;border-radius:var(--radius-md);transition:background var(--dur),border-color var(--dur),transform var(--dur)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.15);transform:translateY(-2px);cursor:pointer}
.btn-outline{align-items:center;background:0 0;border:1px solid var(--border);color:var(--text-2);font-size:.9rem;padding:11px 24px;border-radius:var(--radius-md);transition:color var(--dur),border-color var(--dur)}
.btn-outline:hover{color:var(--accent);border-color:var(--border-h)}

.hero-stats{position:relative;display:flex;align-items:center;gap:0;background:var(--bg-card);
border:1px solid var(--border);margin-top:56px;border-radius:32px;padding:14px 18px;overflow:hidden}
.stat{display:flex;flex-direction:column;align-items:center;padding:16px 28px}
.stat-number{font-family:var(--font-body);color:var(--accent);font-size:2.05rem;font-weight:600;line-height:1;letter-spacing:-.04em;margin-bottom:10px;}
.stat-label{color:var(--text-3);margin-top:4px;text-transform:uppercase;font-size:.82rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;opacity:.6;}
.stat-divider{width:1px;height:54px;background:var(--border);flex-shrink:0;opacity:.5}

.section-title{font-family:var(--font-body);font-size:clamp(1.8rem, 3vw, 2.6rem);font-weight:600;letter-spacing:-.03em;color:var(--text-1)}
.section-sub{color:var(--text-2);font-size:1.05rem;margin-top:10px}.section-header{text-align:center;max-width:560px;margin:0 auto 56px}

.topics-section{padding:80px 28px 60px;max-width:1440px;margin:auto}
.topics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.topic-card{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px 26px 22px;transition:transform var(--dur) var(--ease),border-color var(--dur),background var(--dur),box-shadow var(--dur);cursor:pointer;position:relative;overflow:hidden}
.topic-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,200,224,.05) 0,transparent 60%);opacity:0;transition:opacity var(--dur);pointer-events:none}
.topic-card:hover{transform:translateY(-2px);border-color:var(--border-h);background:var(--bg-card-h);box-shadow:0 16px 48px rgba(0,0,0,.4),0 0 0 1px var(--border-h)}
.topic-card:hover::before{opacity:1}.card-icon-wrap{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;flex-shrink:0;transition:transform var(--dur) var(--ease)}
.topic-card:hover .card-icon-wrap{transform:scale(1.06)}
.card-icon--python { background: rgba(55,118,171,.18); color: #4ea8de; }
.card-icon--java   { background: rgba(234,100,35,.14); color: #f5844c; }
.card-icon--c      { background: rgba(85,122,196,.16); color: #7baaf7; }
.card-icon--cpp    { background: rgba(0,91,166,.16);   color: #6eb0f7; }
.card-icon--js     { background: rgba(234,197,0,.13);  color: #f5d34c; }
.card-icon--html   { background: rgba(228,77,38,.13);  color: #f0754c; }
.card-icon--css    { background: rgba(38,77,228,.13);  color: #6b8bf5; }
.card-icon--sql    { background: rgba(0,168,139,.13);  color: #2ddebb; }
.card-icon--ai     { background: rgba(130,90,240,.14); color: #b08af7; }
.card-icon--ds     { background: rgba(16,185,129,.13); color: #4ade80; }
.card-icon--net    { background: rgba(14,165,233,.13); color: #38bdf8; }
.card-icon--sec    { background: rgba(239,68,68,.13);  color: #f87171; }
.card-body{flex:1}.card-title{font-family:var(--font-body);font-size:1.15rem;font-weight:600;color:var(--text-1);margin-bottom:8px;letter-spacing:-.01em}
.card-desc{font-size:.88rem;color:var(--text-2);line-height:1.6;margin-bottom:16px}
.topic-card:hover .tag{color:var(--accent);border-color:var(--border-h)}
.card-cta{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;font-weight:700;color:var(--accent);margin-top:auto;padding-top:4px;transition:gap var(--dur) var(--ease)}
.topic-card:hover .card-cta{gap:10px}

.feature-item:first-child,.features-section{border-top:1px solid var(--border)}
.cta-title,.feature-title{font-family:var(--font-body)}.topics-more{text-align:center;margin-top:44px}
.features-section{padding:110px 28px}.features-inner{max-width:1100px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.features-lead .section-sub,.features-lead .section-title{text-align:left}.features-list{display:flex;flex-direction:column;gap:0}
.feature-item{display:flex;align-items:flex-start;gap:16px;padding:22px 0;border-bottom:1px solid var(--border);transition:background var(--dur)}
.feature-icon{width:38px;height:38px;background:var(--accent-dim);border:1px solid rgba(0,200,224,.2);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0;margin-top:2px}
.feature-title{font-size:1rem;font-weight:700;color:var(--text-1);margin-bottom:4px}
.feature-desc{font-size:.88rem;color:var(--text-2);line-height:1.65}
.cta-band{position:relative;padding:120px 28px;overflow:hidden;background:var(--bg-2);border-top:1px solid var(--border)}
.cta-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:700px;height:300px;background:radial-gradient(ellipse,rgba(0,200,224,.12) 0,transparent 70%);pointer-events:none}
.cta-inner{position:relative;max-width:680px;margin:auto;text-align:center}
.cta-title{font-size:clamp(2rem, 4vw, 3rem);font-weight:800;letter-spacing:-.04em;color:var(--text-1);margin-bottom:14px}
.cta-sub{color:var(--text-2);font-size:1.05rem;margin-bottom:40px}

.site-footer{padding:58px 28px 26px;border-top:1px solid var(--border);background:var(--bg)}
.footer-inner{max-width:1080px;margin:auto;display:grid;grid-template-columns:1fr 2fr;gap:44px;align-items:start;padding-bottom:56px;border-bottom:1px solid var(--border)}
.footer-brand .logo{font-size:1.25rem}.footer-tagline{font-size:.88rem;color:var(--text-3);margin-top:14px;max-width:280px;line-height:1.6}
.footer-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.footer-col-title{font-family:var(--font-body);font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-3);margin-bottom:12px}
.footer-col a{display:block;font-size:.88rem;color:var(--text-2);margin-bottom:10px;transition:color var(--dur)}
.footer-col a:hover{color:var(--accent)}.footer-bottom{max-width:1080px;margin:28px auto 0;font-size:.82rem;color:var(--text-3)}

a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
@keyframes fade-up{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.hero-badge{animation:fade-up .6s var(--ease-out) both}
.hero-title{animation:fade-up .7s .1s var(--ease-out) both}.hero-desc{animation:fade-up .7s .2s var(--ease-out) both}
.hero-actions{animation:fade-up .7s .3s var(--ease-out) both}.hero-stats{animation:fade-up .7s .4s var(--ease-out) both}

.quiz-directory{min-height:100vh}.quiz-directory-hero{position:relative;overflow:hidden;padding:88px 28px 68px}
.quiz-directory-hero-glow{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.quiz-directory-hero-glow::after,.quiz-directory-hero-glow::before{content:'';position:absolute;top:-140px;width:520px;height:520px;border-radius:50%;filter:blur(110px);opacity:.22}
.quiz-directory-hero-glow::before{left:-180px;background:radial-gradient(circle,rgba(0,200,224,.34) 0,transparent 72%)}
.quiz-directory-hero-glow::after{right:-180px;background:radial-gradient(circle,rgba(245,158,11,.22) 0,transparent 72%)}
.quiz-directory-hero-inner{position:relative;max-width:920px;margin:auto;text-align:center}
.directory-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,200,224,.08);border:1px solid rgba(0,200,224,.18);color:var(--accent);
font-size:.74rem;font-weight:600;padding:12px 14px;border-radius:999px;letter-spacing:.08em;line-height:1;margin-bottom:24px;text-transform:uppercase}
.quiz-directory-title{font-family:var(--font-display);font-size:clamp(2rem,4.4vw,2.6rem);font-weight:700;line-height:.98;letter-spacing:-.045em;color:var(--text-1);margin-bottom:24px}
.quiz-directory-title-accent{background:linear-gradient(110deg,var(--accent) 0,#00eaff 60%,#67e8f9 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.directory-desc{max-width:760px;margin:auto;color:var(--text-2);font-size:1.02rem;line-height:1.8}

.directory-subtitle{max-width:920px;margin:auto;color:var(--text-2);font-size:1.05rem;line-height:1.9;}
.directory-section{max-width:1440px;margin:auto;padding:0 28px 90px}
.directory-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.quiz-directory-card{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--bg-card);border:1px solid var(--border);padding:24px 22px;border-radius:24px;transition:transform var(--dur) var(--ease),background var(--dur),border-color var(--dur),box-shadow var(--dur)}
.quiz-directory-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,200,224,.05) 0,transparent 65%);opacity:0;transition:opacity var(--dur);pointer-events:none}
.quiz-directory-card:hover{transform:translateY(-2px);background:var(--bg-card-h);border-color:var(--border-h);box-shadow:0 16px 48px rgba(0,0,0,.42),0 0 0 1px var(--border-h)}
.quiz-directory-card:hover::before{opacity:1}.quiz-directory-card-content{flex:1;min-width:0}
.quiz-directory-card-title{font-family:var(--font-body);font-size:1.18rem;font-weight:600;line-height:1.25;letter-spacing:-.02em;margin-bottom:10px;color:var(--text-1);overflow-wrap:break-word}
.quiz-directory-card-meta{font-size:.92rem;color:var(--text-2);line-height:1.6;opacity:.72}
.quiz-directory-card-arrow{width:40px;height:40px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:rgba(0,200,224,.72);
transition:transform var(--dur) var(--ease),color var(--dur);opacity:.72}
.quiz-directory-card:hover .quiz-directory-card-arrow{transform:translateX(4px);color:var(--accent);opacity:1}
.directory-bottom-cta{text-align:center;margin-top:56px}.quiz-directory-empty{max-width:640px;margin:auto;text-align:center;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:52px 34px}
.quiz-directory-empty-text{color:var(--text-2);font-size:.98rem;line-height:1.8}

.quiz-page{min-height:100vh}.quiz-directory-hero.quiz-hero--compact{padding:42px 28px 34px}
.quiz-directory-hero.quiz-hero--compact .quiz-directory-hero-inner{max-width:980px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;margin:auto;text-align:center}
.quiz-directory-hero.quiz-hero--compact .directory-badge{margin:0;flex-shrink:0}

.quiz-section{padding:0 28px 100px}.quiz-shell{max-width:980px;margin:auto}.quiz-progress-wrap{margin-bottom:26px}
.quiz-progress-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:12px;color:var(--text-2);font-size:.92rem;font-weight:600}
.quiz-progress-bar{width:100%;height:10px;background:rgba(255,255,255,.05);border-radius:999px;overflow:hidden}
#quizProgressFill{width:0%;height:100%;background:linear-gradient(90deg,var(--accent) 0,#67e8f9 100%);border-radius:inherit;transition:width .3s}

.quiz-card,.quiz-option{position:relative;border:1px solid var(--border)}
.quiz-card{overflow:hidden;background:var(--bg-card);border-radius:12px;padding:32px;box-shadow:0 24px 60px rgba(0,0,0,.32)}
.quiz-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,200,224,.05) 0,transparent 60%);pointer-events:none}
.quiz-question{font-size:clamp(1.4rem, 2vw, 2rem);line-height:1.5;letter-spacing:-.02em;color:var(--text-1);margin-bottom:34px}
.quiz-options,.quiz-review-options{display:grid;gap:14px}
.quiz-option{width:100%;background:rgba(255,255,255,.03);border-radius:12px;color:var(--text-1);font-family:var(--font-body);font-size:1rem;line-height:1.6;text-align:left;padding:14px 20px;cursor:pointer;transition:background var(--dur),border-color var(--dur),transform var(--dur),box-shadow var(--dur)}
.quiz-option:hover{background:rgba(255,255,255,.05);border-color:rgba(0,200,224,.22);transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,0,0,.22)}
.quiz-option:active{transform:translateY(0)}.quiz-result,.quiz-review{margin-top:36px}
.quiz-result-inner{background:var(--bg-card);border:1px solid var(--border);border-radius:32px;padding:44px 40px;text-align:center}
.quiz-result-badge{display:inline-flex;align-items:center;background:rgba(0,200,224,.08);border:1px solid rgba(0,200,224,.16);color:var(--accent);
font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;padding:8px 18px;border-radius:999px;margin-bottom:28px;}
#quizScorePercent,.quiz-result-title{letter-spacing:-.04em;font-family:var(--font-body)}
.quiz-result-title{font-size:2.4rem;line-height:1.02;margin-bottom:34px}
#quizScorePercent{font-size:3rem;font-weight:700;color:var(--accent)}
.quiz-result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:36px}
.quiz-result-card{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:24px;padding:28px 24px}
.quiz-result-number{display:block;font-family:var(--font-body);font-size:2.2rem;font-weight:600;margin-bottom:10px;color:var(--text-1)}
.quiz-result-correct{color:#4ade80}.quiz-result-wrong{color:#fb7185}
.quiz-result-label{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3)}
.quiz-result-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.quiz-review-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:14px}
.quiz-review-counter,.quiz-review-label{color:var(--text-2);font-size:.92rem;font-weight:600}
.quiz-review-card{background:var(--bg-card);border:1px solid var(--border);border-radius:28px;padding:38px}
.quiz-review-question{font-size:1.35rem;line-height:1.7;margin-bottom:28px}
.quiz-review-option{display:flex;align-items:flex-start;gap:14px;background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:18px;padding:18px 20px;line-height:1.7}
.quiz-review-option.correct{border-color:rgba(74,222,128,.28);background:rgba(74,222,128,.08)}
.quiz-review-option.wrong{border-color:rgba(251,113,133,.26);background:rgba(251,113,133,.08)}
.quiz-review-icon{flex-shrink:0;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700}
.quiz-review-option.correct .quiz-review-icon{background:rgba(74,222,128,.16);color:#4ade80}
.quiz-review-option.wrong .quiz-review-icon{background:rgba(251,113,133,.16);color:#fb7185}
.quiz-review-actions{margin-top:28px;text-align:center}.quiz-review-progress-bar{width:100%;height:10px;margin-bottom:22px;background:rgba(255,255,255,.05);border-radius:999px;overflow:hidden}
#quizReviewProgressFill{width:0;height:100%;background:linear-gradient(90deg,var(--accent) 0,#67e8f9 100%);border-radius:inherit;transition:width .3s}
.quiz-bottom-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:52px}

.quiz-score-circle{position:relative;width:190px;height:190px;margin:0 auto 42px;border-radius:50%;display:flex;align-items:center;
justify-content:center;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.03));
border:8px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 18px 60px rgba(0,0,0,.35);
backdrop-filter:blur(10px);transition:border-color .35s,box-shadow .35s,transform .35s}
.quiz-score-circle::before{content:'';position:absolute;inset:10px;border-radius:inherit;
background:radial-gradient(circle at top,rgba(255,255,255,.09),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.05)}
.quiz-score-circle span{position:relative;z-index:2;font-family:var(--font-body);font-size:3rem;font-weight:800;letter-spacing:-.05em;
color:#f8fafc;text-shadow:0 2px 10px rgba(0,0,0,.25)}.quiz-score-excellent{border-color:#06e3ff;
box-shadow:0 0 0 1px rgba(6,227,255,.15),0 0 40px rgba(6,227,255,.14),0 18px 60px rgba(0,0,0,.4)}
.quiz-score-good{border-color:#22c55e;box-shadow:0 0 0 1px rgba(34,197,94,.14),0 0 38px rgba(34,197,94,.12),0 18px 60px rgba(0,0,0,.4)}
.quiz-score-average{border-color:#94a3b8;box-shadow:0 0 0 1px rgba(148,163,184,.12),0 0 34px rgba(148,163,184,.1),0 18px 60px rgba(0,0,0,.4)}
.quiz-score-low{border-color:#f59e0b;box-shadow:0 0 0 1px rgba(245,158,11,.12),0 0 34px rgba(245,158,11,.1),0 18px 60px rgba(0,0,0,.4)}
.quiz-score-fail{border-color:#ef4444;box-shadow:0 0 0 1px rgba(239,68,68,.14),0 0 38px rgba(239,68,68,.12),0 18px 60px rgba(0,0,0,.4)}

.btn-try-again-quiz:hover,.practice-btn:hover{transform:translateY(-1px)}
.practice-generator{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;
gap:28px;padding:34px 32px;margin-bottom:44px;border:1px solid rgba(255,255,255,.08);border-radius:30px;
background:linear-gradient(180deg,rgba(10,16,30,.92),rgba(8,12,24,.98))}
.practice-generator::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,200,224,.05),transparent 60%);pointer-events:none}
.practice-generator-content{position:relative;z-index:2;max-width:620px}
.practice-generator-badge{display:inline-flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;
padding:7px 14px;letter-spacing:.08em;line-height:1;margin-bottom:22px;background:rgba(0,200,224,.08);
border:1px solid rgba(0,200,224,.16);border-radius:999px;color:var(--accent);
text-transform:uppercase}.practice-generator-title{font-size:2rem;font-weight:700;line-height:1.02;
letter-spacing:-.04em;margin-bottom:14px;font-family:var(--font-body);color:var(--text-1)}
.practice-generator-text{font-size:.98rem;line-height:1.8;opacity:.76;color:var(--text-2);}
.practice-generator-form{position:relative;z-index:2;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.practice-select-wrap{position:relative;display:flex;align-items:center}
.practice-select{appearance:none;-webkit-appearance:none;min-width:200px;height:54px;padding:0 46px 0 18px;
border:1px solid rgba(255,255,255,.08);border-radius:18px;background:rgba(255,255,255,.05);color:var(--text-1);
font-size:.94rem;font-weight:500;outline:0;cursor:pointer;transition:border-color var(--dur),background var(--dur)}
.practice-select:focus,.practice-select:hover{border-color:rgba(0,200,224,.34);background:rgba(255,255,255,.07)}
.practice-select-icon{position:absolute;top:50%;right:16px;transform:translateY(-50%);display:flex;align-items:center;
justify-content:center;color:var(--text-2);pointer-events:none}
.btn-try-again-quiz,.practice-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 28px;
border:none;border-radius:18px;background:#19c6dc;color:#041018;font-size:.96rem;font-weight:600;letter-spacing:-.01em;
cursor:pointer;white-space:nowrap;transition:background .22s,color .22s,transform .18s}
.quiz-result-actions .btn-ghost{min-height:54px;padding:0 28px;font-size:.96rem;font-weight:600;border-radius:18px}
.practice-btn:hover{background:#f5a623;color:#091018}.practice-btn:active{opacity:.92}
.practice-btn span{font-size:.92rem;line-height:1}.practice-generator-small{font-size:.88rem;color:var(--text-2)}

.next-question-review{display:flex;align-items:center;justify-content:center;width:100%;min-height:56px;padding:0 22px;
border:1px solid rgba(255,255,255,.1);border-radius:18px;background:rgba(255,255,255,.03);color:var(--text-1);font-size:.96rem;
font-weight:600;letter-spacing:-.01em;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
.next-question-review:hover{background:rgba(255,255,255,.05);border-color:rgba(0,200,224,.26);color:var(--accent)}
.next-question-review:active{opacity:.92}

.program_box{position:relative;margin:22px 0 6px;padding:20px 22px;background:linear-gradient(135deg,#101827 0%,#0f172a 100%);
border:1px solid rgba(255,255,255,.07);border-radius:18px;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;
box-shadow:inset 0 1px 0 rgba(255,255,255,.03),0 10px 30px rgba(0,0,0,.28);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
text-rendering:optimizeLegibility}.program_box pre{font-family:"JetBrains Mono","Fira Code","Cascadia Code","Consolas",monospace;margin:0;color:#e7edf7;font-size:1.08rem;font-weight:500;line-height:1.6;letter-spacing:-.01em;
white-space:pre-wrap;word-break:break-word}
.program_box::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(0,200,224,.45),rgba(255,255,255,0))}
.program_box,.program_box *{font-size:.92rem;line-height:1.75;color:#dbeafe;white-space:pre}
.program_box::-webkit-scrollbar{height:8px}.program_box::-webkit-scrollbar-track{background:rgba(255,255,255,.03);border-radius:999px}
.program_box::-webkit-scrollbar-thumb{background:rgba(0,200,224,.24);border-radius:999px}
.program_box::-webkit-scrollbar-thumb:hover{background:rgba(0,200,224,.42)}

.content{display:grid;grid-template-columns:280px minmax(0,1fr) 240px;width:100%;margin:0;background:#eef2f7}
.leftcol,.rightcol{position:sticky;top:50px;height:calc(100vh - 50px);overflow-y:auto}
.leftcol{background:#08101b;border-right:1px solid rgba(15,23,42,.08)}
.midcol{min-width:0;padding:34px 28px 48px;background:#f8fafc;color:#111827}
.rightcol{padding:24px 18px;background:#f1f5f9;border-left:1px solid rgba(15,23,42,.08)}

#myLinks ul{margin:0;padding:0;list-style:none}#myLinks li{border-bottom:1px solid rgba(255,255,255,.04)}
#myLinks li.lefthead{padding:14px 18px;background:#0c1624;font-size:.76rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
#myLinks li a{display:block;padding:13px 18px;font-size:.94rem;font-weight:500;line-height:1.5;text-decoration:none;color:#9aa8bb;transition:background .2s,color .2s,padding-left .2s}
#myLinks li a:hover{background:rgba(255,255,255,.03);color:#fff;padding-left:22px}

.midcol h1,.midcol h2,.midcol h3,.midcol h4,.midcol h5,.midcol h6{font-family:var(--font-body);
font-weight:600;letter-spacing:-.03em;color:#0f172a;margin-top:0}
.midcol h1{font-size:clamp(1.6rem,4vw,1.6rem);line-height:1.08;margin-bottom:34px;margin-top:12px;text-align: center;}
.midcol h2{font-size:1.5rem;margin-top:52px;margin-bottom:18px}
.midcol h3{font-size:1.3rem;margin-top:40px;margin-bottom:14px}
.midcol h4{font-size:1.1rem;margin-top:32px;margin-bottom:10px}
.midcol p{margin:0 0 14px;font-size:1rem;line-height:1.6;letter-spacing:-.01em;color:#374151}
.midcol ol,.midcol ul{margin:18px 0;padding-left:24px}
.midcol li{margin-bottom:10px;font-size:1rem;line-height:1.6;color:#374151}
.midcol ol li a,.midcol ul li a,.midcol>p>a{color:#0284c7;text-decoration:none;font-weight:500}
.midcol ol li a:hover,.midcol ul li a:hover,.midcol>p>a:hover{color:#0369a1;text-decoration:underline}
.midcol b,.midcol strong{color:#111827;font-weight:700}.center{text-align:center}
.midcol hr{height:1px;border:none;margin:48px 0;background:#d7dee8}

.midcol .cb,.midcol .program_box{position:relative;overflow:auto;margin:10px 0;padding:4px 16px;
background:linear-gradient(135deg,#1a2238 0,#111827 100%);border:1px solid rgba(0,0,0,.08);border-radius:12px;}
.midcol .cb,.midcol .cb *,.midcol .program_box,.midcol .program_box *{font-size:.86rem;line-height:1.6;color:#e5edf8;white-space:pre}
.midcol .jsLiveOutputBox,.midcol .obw,.midcol .output_box,.midcol .output_box_white{overflow:auto;margin:10px 0;
padding:8px 10px;border-radius:12px;line-height:1.8}
.midcol .output_box{background:#111827;border:1px solid rgba(15,23,42,.08);color:#f3f4f6}
.midcol .obw,.midcol .output_box_white{background:#fff;color:#374151}
.midcol .jsLiveOutputBox{background:#fff;border-left:4px solid var(--accent);border-radius:0 18px 18px 0}
.midcol .cbh,.midcol .obh{display:inline-flex;align-items:center;padding:6px 8px;margin:18px 0 -12px;background:#ecfeff;
border:1px solid rgba(0,200,224,.18);border-radius:14px 14px 0 0;font-size:.7rem;font-weight:600;letter-spacing:.08em;
text-transform:uppercase;color:#0891b2}

.midcol .table_box{overflow:auto;margin:12px 0;background:#fff;border:1px solid #dbe3ec;border-radius:12px}
.midcol .table_box table{width:100%;border-collapse:collapse;min-width:640px}.midcol .table_box table th{padding:8px 9px;
background:#ecfeff;border-bottom:1px solid #dbe3ec;text-align:left;font-size:.84rem;font-weight:600;letter-spacing:.05em;
text-transform:uppercase;color:#0891b2}.midcol .table_box table td{padding:8px 9px;border-bottom:1px solid #eef2f7;
font-size:.98rem;line-height:1.8;color:#374151}.midcol .table_box tr:nth-child(2n){background:#f8fafc}
.midcol .table_box tr:last-child td{border-bottom:none} .midcol .testlnk{text-align:center}
.midcol .img_box{margin:32px 0;text-align:left}.midcol .img_box img{max-width:100%;height:auto;border-radius:12px;}

.prevbtn,.nextbtn{display:inline-block;width:49%;}.prevbtn{text-align:left;}.nextbtn{text-align:right;}
.nextbtn a,.prevbtn a{display:flex;align-items:center;justify-content:center;min-height:54px;padding:0 24px;
border-radius:18px;font-size:.96rem;font-weight:600;text-align:center;border:1px solid #dbe3ec;
background:#fff;color:#111827;text-decoration:none;transition:background .2s,border-color .2s,transform .2s}
.nextbtn a:hover,.prevbtn a:hover{background:#f8fafc;border-color:rgba(0,200,224,.28);transform:translateY(-1px)}

.sidebar-card{margin-bottom:18px;padding:16px 16px;background:#fff;border:1px solid #dbe3ec;border-radius:12px;
box-shadow:0 10px 30px rgba(15,23,42,.04)}.sidebar-card-title{margin-bottom:12px;font-size:1.08rem;font-weight:600;
color:#111827}.sidebar-card p{margin:0;font-size:.92rem;line-height:1.9;color:#4b5563}
.sidebar-links{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.sidebar-links a{display:block;padding:10px 14px;border-radius:12px;background:#f8fafc;border:1px solid #e5e7eb;
color:#0f172a;font-size:.92rem;font-weight:500;text-decoration:none;transition:.2s}
.sidebar-links a:hover{background:#ecfeff;border-color:rgba(0,200,224,.3);color:#0891b2}

.cb::-webkit-scrollbar,.leftcol::-webkit-scrollbar,.program_box::-webkit-scrollbar,.rightcol::-webkit-scrollbar,.table_box::-webkit-scrollbar{width:6px;height:6px}
.cb::-webkit-scrollbar-thumb,.leftcol::-webkit-scrollbar-thumb,.program_box::-webkit-scrollbar-thumb,.rightcol::-webkit-scrollbar-thumb,.table_box::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:999px}
@media (max-width:1080px){.hero-title{font-size:clamp(2.5rem,5.6vw,3.6rem);line-height:.94;}
.hero-badge{font-size:.8rem;padding:6px 15px;margin-bottom:30px;}
.btn-primary,.btn-ghost{font-size:.93rem;padding:12px 24px;}
.hero-stats{margin-top:50px;padding:12px 16px;border-radius:28px}.stat{padding:14px 24px}
.stat-number{font-size:1.85rem;margin-bottom:8px}.stat-label{font-size:.76rem}.stat-divider{height:48px}

.quiz-directory-hero{padding:74px 24px 54px}
.quiz-directory-title{font-size:clamp(1.9rem,4.2vw,2.4rem);line-height:1;}
.directory-subtitle{font-size:1rem;line-height:1.85;max-width:760px}
.directory-badge{font-size:.72rem;padding:10px 14px;margin-bottom:22px}

.practice-generator{padding:30px 28px;gap:26px}.practice-generator-title{font-size:1.8rem}
.practice-generator-text{font-size:.94rem}.practice-generator-form{gap:12px}
.practice-btn,.practice-select{height:52px;font-size:.92rem}

.directory-grid{grid-template-columns:repeat(3,1fr);gap:18px}.quiz-directory-card{padding:22px 20px}
.quiz-directory-card-title{font-size:1.08rem}.quiz-directory-card-meta{font-size:.88rem}
.quiz-result-inner{padding:40px 34px;}.quiz-result-title{font-size:2.1rem}
.quiz-score-circle{width:176px;height:176px}#quizScorePercent{font-size:2.7rem}
.quiz-result-card{padding:24px 20px}.quiz-result-number{font-size:2rem}

.content{grid-template-columns:260px minmax(0,1fr)}
.rightcol{display:none}}
@media (max-width:980px){.hero-title{font-size:clamp(2.3rem,5.8vw,3.2rem);line-height:.96;}
.hero-badge{font-size:.78rem;padding:6px 14px;margin-bottom:28px;}
.btn-primary,.btn-ghost{font-size:.92rem;padding:12px 22px;}
.hero-stats{margin-top:44px;padding:10px 14px}.stat{padding:14px 20px}.stat-number{font-size:1.7rem}
.stat-label{font-size:.72rem;letter-spacing:.12em}

.features-inner{grid-template-columns:1fr;gap:48px}
.features-lead,.features-lead .section-sub,.features-lead .section-title{text-align:center}
.features-lead .btn-primary{margin:2rem auto 0}.footer-inner{grid-template-columns:1fr;gap:40px}
.footer-nav{grid-template-columns:repeat(2,1fr);gap:24px}}
@media (max-width:880px){.hero-glow{width:380px;height:380px;filter:blur(85px);opacity:.38;top:-120px}
.hero-glow--left{left:-240px}.hero-glow--right{right:-240px}
.quiz-directory-hero-glow::after,.quiz-directory-hero-glow::before{width:360px;height:360px;filter:blur(85px);opacity:.16;top:-120px}
.quiz-directory-hero-glow::before{left:-220px}.quiz-directory-hero-glow::after{right:-220px}
.hero-title{font-size:clamp(2rem,6vw,2.8rem);
line-height:.98;letter-spacing:-.04em;}.main-nav.is-open,.nav-toggle{display:flex}
.leftcol,.main-nav,.nav-cta,.rightcol{display:none}
.hero-badge{font-size:.74rem;padding:6px 13px;margin-bottom:24px;letter-spacing:.04em;}
.btn-primary,.btn-ghost{font-size:.9rem;padding:11px 20px;border-radius:14px;}
.hero-stats{width:100%;max-width:720px;margin:40px auto 0;display:grid;grid-template-columns:repeat(4,1fr);
align-items:center;border-radius:26px;padding:8px 10px}
.stat{padding:16px 18px;text-align:center;display:flex;flex-direction:column;align-items:center;
justify-content:center;}.stat-number{font-size:1.55rem;line-height:1;margin-bottom:6px}
.stat-label{font-size:.68rem;letter-spacing:.11em;line-height:1.4}.stat-divider{display:none}

.main-nav{position:absolute;top:50px;left:0;right:0;z-index:200;background:rgba(7,9,15,.97);
backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);
padding:12px 20px 18px;flex-direction:column;gap:1px;align-items:stretch}
.main-nav a{font-size:.95rem;padding:10px 12px;border-radius:var(--radius-sm)}

.quiz-directory-hero{padding:64px 20px 48px}.quiz-directory-title{font-size:clamp(1.7rem,5vw,2rem);line-height:1.03;letter-spacing:-.04em}
.directory-badge{font-size:.68rem;padding:10px 12px;margin-bottom:20px;letter-spacing:.075em}
.directory-subtitle{max-width:680px;font-size:.96rem;line-height:1.85}.directory-section{padding:0 20px 60px}
.directory-grid{grid-template-columns:repeat(2,1fr);gap:16px}
.quiz-directory-card{padding:20px 18px;border-radius:22px}.quiz-directory-card-title{font-size:1rem;
margin-bottom:8px}.quiz-directory-card-meta{font-size:.84rem}.quiz-directory-card-arrow{width:36px;height:36px}

.practice-generator{flex-direction:column;align-items:flex-start;padding:26px 24px;gap:24px;border-radius:26px}
.practice-generator-badge{font-size:.66rem;padding:7px 13px;margin-bottom:18px}
.practice-generator-title{font-size:1.55rem;line-height:1.06;margin-bottom:12px}
.practice-generator-text{font-size:.92rem;line-height:1.8}.practice-btn,.practice-select{height:52px;
font-size:.92rem;border-radius:16px}.practice-generator-content{max-width:100%}
.practice-generator-form{width:100%;display:flex;flex-direction:column;align-items:stretch;gap:14px}
.practice-select-wrap{width:100%}.practice-btn,.practice-select{width:100%;height:54px;border-radius:16px;
font-size:.94rem}.quiz-directory-hero.quiz-hero--compact{padding:20px 21px 34px}
.quiz-directory-hero.quiz-hero--compact .quiz-directory-hero-inner{flex-direction:column;align-items:center;gap:22px;
text-align:center}.quiz-section{padding:0 22px 80px}.quiz-card,.quiz-review-card{padding:17px 14px}
.quiz-result-inner{padding:34px 28px;border-radius:28px}.quiz-result-badge{font-size:.66rem;padding:7px 16px;
margin-bottom:24px}.quiz-result-title{font-size:1.9rem;margin-bottom:28px}.quiz-score-circle{width:160px;
height:160px;margin-bottom:34px}#quizScorePercent{font-size:2.4rem}.quiz-result-grid{gap:14px;margin-bottom:30px}
.quiz-result-card{padding:22px 18px;border-radius:20px}.quiz-result-number{font-size:1.8rem;margin-bottom:8px}
.quiz-result-label{font-size:.72rem}.quiz-result-actions{width:100%;display:flex;flex-direction:column;gap:12px}
.quiz-result-actions .btn-ghost,.quiz-result-actions .btn-try-again-quiz{width:100%;min-height:52px;
font-size:.92rem;border-radius:16px}.quiz-result-actions .btn-ghost{display:flex;align-items:center;justify-content:center}

.content{display:block}.midcol{padding:28px 20px 60px}.prevbtn a,.nextbtn a{font-size:.9rem;padding:0 18px;}}
@media (max-width:680px){.hero{padding:80px 20px 72px}
.hero-title{font-size:clamp(1.9rem,8vw,2.5rem);line-height:1.02;letter-spacing:-.035em;}.hero-desc{font-size:1rem}.hero-actions{gap:10px}
.hero-badge{font-size:.68rem;padding:6px 12px;margin-bottom:20px;letter-spacing:.045em;}
.btn-ghost,.btn-primary,.quiz-bottom-actions .btn-outline,.quiz-result-actions .btn-ghost,.quiz-result-actions .btn-primary,.quiz-review-actions .btn-primary{width:100%;
justify-content:center}
.btn-primary,.btn-ghost{font-size:.88rem;padding:11px 18px;border-radius:14px;}.hero-actions{gap:10px;}
.hero-stats{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:1px;overflow:hidden;border:none;
background:rgba(255,255,255,.08);margin-top:34px;border-radius:22px;padding:0;}
.hero-stats::before{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;border-radius:var(--radius-lg);
box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}.stat{position:relative;padding:20px 14px 18px;
background:var(--bg-card)}.stat-divider{display:none}.stat-number{font-size:1.45rem;margin-bottom:6px}
.stat-label{font-size:.64rem;letter-spacing:.1em;line-height:1.5}

.topics-section{padding:60px 16px 48px}.directory-grid,.topics-grid{grid-template-columns:1fr;gap:14px}
.topic-card{min-height:240px;padding:22px 22px 18px}.card-icon-wrap{width:44px;height:44px;margin-bottom:14px}
.features-section{padding:60px 16px}.feature-item{gap:14px;padding:18px 0}.cta-band{padding:72px 20px}
.section-header{margin-bottom:40px}.site-footer{padding:56px 20px 24px}.footer-inner{gap:32px;padding-bottom:36px}
.footer-nav{grid-template-columns:1fr 1fr;gap:28px}

.quiz-directory-hero{padding:54px 16px 36px}
.quiz-directory-title{font-size:clamp(1.5rem,6.8vw,1.8rem);line-height:1.06;letter-spacing:-.035em;margin-bottom:18px}
.directory-badge,.quiz-directory-hero.quiz-hero--compact .directory-badge{font-size:.66rem;padding:6px 12px}
.directory-badge{font-size:.64rem;padding:8px 11px;margin-bottom:18px;letter-spacing:.07em}.directory-desc,.directory-subtitle{max-width:100%;font-size:.94rem;
line-height:1.9}.directory-section{padding:0 16px 48px}.quiz-directory-card{padding:18px 16px;border-radius:20px}
.quiz-directory-card-title{font-size:.96rem;line-height:1.3}.quiz-directory-card-meta{font-size:.8rem;
line-height:1.5}.quiz-directory-card-arrow{width:34px;height:34px}

.practice-generator{padding:22px 20px;gap:22px;border-radius:24px}.practice-generator-badge{font-size:.62rem;
padding:6px 12px;margin-bottom:16px}.practice-generator-title{font-size:1.38rem;line-height:1.08;
margin-bottom:10px}.practice-generator-text{font-size:.88rem;line-height:1.8}
.practice-generator-form{width:100%;display:flex;flex-direction:column;align-items:stretch;gap:12px}
.practice-select-wrap{width:100%}.practice-btn,.practice-select{width:100%;height:50px;font-size:.9rem;border-radius:15px}
.practice-select{min-width:0;padding:0 46px 0 16px}.practice-btn{justify-content:center;padding:0 20px;
font-size:.94rem}.practice-select-icon{right:16px}

.quiz-directory-hero.quiz-hero--compact{padding:22px 16px 28px}
.quiz-section{padding:0 10px 48px;}.quiz-card,.quiz-review-card{padding:11px 7px;
border-radius:10px;}.quiz-question,.quiz-review-question{font-size:1.05rem;line-height:1.75;letter-spacing:-.02em;}
.quiz-option,.quiz-review-option{padding:14px 16px;border-radius:8px;font-size:.9rem;line-height:1.4;}
.quiz-bottom-actions,.next-question-review{min-height:52px;
font-size:.92rem;border-radius:16px}
.program_box{padding:18px;border-radius:16px}.program_box,.program_box *{font-size:.84rem;line-height:1.7}
.quiz-result-inner{padding:28px 22px;border-radius:24px}.quiz-result-badge{font-size:.62rem;padding:7px 14px;
margin-bottom:22px}.quiz-result-title{font-size:1.7rem;margin-bottom:24px}.quiz-score-circle{width:148px;
height:148px;margin-bottom:28px}#quizScorePercent{font-size:2.15rem}.quiz-result-grid{grid-template-columns:1fr;
gap:14px;margin-bottom:26px}.quiz-result-card{padding:20px 18px}.quiz-result-number{font-size:1.65rem}
.quiz-result-label{font-size:.68rem}.quiz-result-actions{flex-direction:column;gap:12px}
.btn-try-again-quiz,.quiz-result-actions .btn-ghost{width:100%;min-height:52px;justify-content:center}

.midcol{padding:24px 16px 52px}.midcol h1{font-size:2rem;line-height:1.14}.midcol h2{font-size:1.55rem}
.midcol ul,.midcol ol{padding-left:20px;}
.midcol li,.midcol p{font-size:.98rem;line-height:1.85}.prevbtn{margin-bottom:12px;text-align:left;}
.nextbtn{text-align:left;}.nextbtn a,.prevbtn a{display:flex;width:100%;min-height:40px;padding:20 14px;
font-size:.82rem;border-radius:15px}}
@media (max-width:420px){.header-inner{padding:0 16px}
#quizScorePercent,.hero-title{font-size:clamp(1.7rem,9vw,2.1rem);line-height:1.04;letter-spacing:-.03em;}
.hero-badge{font-size:.64rem;padding:5px 11px;margin-bottom:18px;letter-spacing:.05em;}
.btn-primary,.btn-ghost{font-size:.86rem;padding:10px 16px;border-radius:13px;}
.quiz-directory-card{padding:17px 15px;border-radius:18px}.quiz-directory-card-title{font-size:.92rem}
.quiz-directory-card-meta{font-size:.76rem}.quiz-directory-card-arrow{width:32px;height:32px}
.quiz-option,.quiz-review-option{padding:12px 14px}
.footer-nav,.hero-stats{grid-template-columns:1fr}
.hero-stats{margin-top:28px;border-radius:20px}.stat{padding:18px 12px 16px}
.stat-number{font-size:1.28rem;margin-bottom:4px}.stat-label{font-size:.58rem;letter-spacing:.08em}
.directory-badge{font-size:.6rem;padding:7px 10px;margin-bottom:16px;letter-spacing:.065em}
.quiz-directory-title{font-size:1.35rem;line-height:1.08;letter-spacing:-.03em}.directory-subtitle{font-size:.9rem;line-height:1.85}
.practice-generator{padding:20px 18px;border-radius:22px}.practice-generator-badge{font-size:.58rem;
padding:6px 11px;margin-bottom:14px}.practice-generator-title{font-size:1.22rem;line-height:1.1}
.practice-generator-text{font-size:.84rem;line-height:1.75}.practice-btn,.practice-select{height:48px;
font-size:.88rem;border-radius:14px}.quiz-result-inner{padding:24px 18px}
.quiz-result-badge{font-size:.58rem;padding:6px 12px;margin-bottom:20px}.quiz-result-title{font-size:1.5rem;
margin-bottom:22px}.quiz-score-circle{width:136px;height:136px;margin-bottom:24px}
#quizScorePercent{font-size:2rem}.quiz-result-card{padding:18px 16px;border-radius:18px}
.quiz-result-number{font-size:1.55rem}.quiz-result-label{font-size:.64rem}
.btn-try-again-quiz,.quiz-result-actions .btn-ghost{min-height:50px;font-size:.9rem;border-radius:15px}
.footer-nav{gap:18px}}