/* ═══════════════════════════════════════════
   SimulACTIC – Main CSS
   Design: Clean editorial, dark-light contrast
═══════════════════════════════════════════ */

:root {
  --bg: #ffffff;
  --bg2: #f7f7fb;
  --bg3: #f0f0f7;
  --dark: #08080e;
  --dark2: #13131f;
  --dark3: #1e1e2e;
  --acc: #2c6bff;
  --acc2: #8b5cf6;
  --green: #059669;
  --red: #dc2626;
  --gold: #d97706;
  --text: #1a1a2e;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'DM Sans',sans-serif;color:var(--text);background:var(--bg);overflow-x:hidden;line-height:1.6}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}

/* ═══ TYPOGRAPHY ═══ */
h1,h2,h3,h4{font-family:'Syne',sans-serif;line-height:1.1;letter-spacing:-.02em}
h1{font-size:clamp(2.6rem,5.5vw,4.2rem);font-weight:800}
h2{font-size:clamp(2rem,4vw,3rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700;margin-bottom:.5rem}
h4{font-size:1rem;font-weight:700;margin-bottom:.4rem}
p{color:var(--muted);line-height:1.7}
strong{color:var(--text);font-weight:600}

/* ═══ LOGO ═══ */
.logo{font-family:'Syne',sans-serif;font-weight:800;font-size:1.15rem;letter-spacing:-.02em;color:var(--text)}
.logo span{color:var(--acc)}

/* ═══ LAYOUT ═══ */
.container{max-width:1120px;margin:0 auto;padding:0 1.5rem}
.sec{padding:6rem 0}
.sec-alt{background:var(--bg2)}
.sec-label{font-size:11px;font-weight:600;letter-spacing:.12em;color:var(--acc);text-transform:uppercase;margin-bottom:.8rem}
.sec-h{margin-bottom:3rem;color:var(--text)}

/* ═══ HEADER ═══ */
#hdr{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
#hdr.scrolled{border-color:var(--border);box-shadow:0 1px 20px rgba(0,0,0,.06)}
.nav-inner{max-width:1120px;margin:0 auto;padding:0 1.5rem;height:60px;display:flex;align-items:center;gap:2rem}
.nav-links{display:flex;gap:1.8rem;flex:1}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-cta{display:flex;gap:.75rem;align-items:center}
.btn-ghost{font-size:.88rem;font-weight:500;color:var(--muted);padding:.45rem .9rem;border-radius:8px;transition:color .2s}
.btn-ghost:hover{color:var(--text)}
.btn-primary-sm{font-size:.88rem;font-weight:600;background:var(--acc);color:#fff;padding:.48rem 1.1rem;border-radius:8px;transition:opacity .2s,transform .15s;white-space:nowrap}
.btn-primary-sm:hover{opacity:.88;transform:translateY(-1px)}
.hamburger{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:6px 10px;cursor:pointer;font-size:1rem;color:var(--text);margin-left:auto}
.mobile-menu{position:fixed;top:60px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:1rem 1.5rem 1.5rem;display:flex;flex-direction:column;gap:.8rem;z-index:199;box-shadow:0 8px 24px rgba(0,0,0,.1)}
.mobile-menu a{font-size:1rem;font-weight:500;color:var(--text);padding:.3rem 0}
.mobile-menu.hidden{display:none}
.mobile-sep{height:1px;background:var(--border);margin:.2rem 0}

/* ═══ HERO ═══ */
.hero{position:relative;min-height:calc(100vh - 60px);display:flex;align-items:center;padding:8rem 0 5rem;overflow:hidden;background:var(--dark)}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(80px)}
.orb1{width:600px;height:600px;background:rgba(44,107,255,.15);top:-200px;left:-200px}
.orb2{width:500px;height:500px;background:rgba(139,92,246,.1);bottom:-100px;right:-150px}
.hero-inner{position:relative;z-index:1;max-width:1120px;margin:0 auto;padding:0 1.5rem}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(44,107,255,.12);border:1px solid rgba(44,107,255,.25);color:#6ea3ff;font-size:12px;font-weight:500;padding:5px 14px;border-radius:99px;margin-bottom:1.8rem}
.pdot{width:7px;height:7px;border-radius:50%;background:#6ea3ff;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}
h1.hero-h1,.hero h1{color:#fff}
.grad{background:linear-gradient(135deg,#4f8cff,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-p{font-size:1.15rem;color:rgba(255,255,255,.65);max-width:560px;margin:1.2rem 0 2.2rem;line-height:1.7}
.hero-btns{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3.5rem}
.btn-cta{display:inline-block;background:var(--acc);color:#fff;font-family:'Syne',sans-serif;font-weight:700;font-size:1rem;padding:.9rem 2rem;border-radius:10px;transition:opacity .2s,transform .15s;white-space:nowrap}
.btn-cta:hover{opacity:.88;transform:translateY(-2px)}
.btn-cta-ghost{display:inline-block;color:rgba(255,255,255,.7);font-size:.95rem;padding:.9rem 1.5rem;border-radius:10px;border:1px solid rgba(255,255,255,.15);transition:all .2s}
.btn-cta-ghost:hover{border-color:rgba(255,255,255,.35);color:#fff}
.hero-stats{display:flex;align-items:center;gap:2rem;flex-wrap:wrap}
.hs{display:flex;flex-direction:column}
.hs strong{font-family:'Syne',sans-serif;font-size:1.5rem;font-weight:800;color:#fff;line-height:1}
.hs span{font-size:.78rem;color:rgba(255,255,255,.5);margin-top:2px}
.hsdiv{width:1px;height:28px;background:rgba(255,255,255,.12)}

/* ═══ STEPS ═══ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.step{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.8rem 1.4rem;position:relative;transition:box-shadow .25s,transform .25s}
.step:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.step-n{font-family:'Syne',sans-serif;font-size:.75rem;font-weight:700;color:var(--acc);letter-spacing:.08em;margin-bottom:.8rem}
.step-ico{font-size:1.8rem;margin-bottom:.8rem}
.step h3{font-size:1.05rem;margin-bottom:.4rem}

/* ═══ LEVELS ═══ */
.lvls{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.lvl-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:2rem 1.6rem;position:relative;transition:box-shadow .25s,transform .25s}
.lvl-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.featured-card{border-color:var(--acc);box-shadow:0 0 0 1px var(--acc), var(--shadow)}
.feat-ribbon{position:absolute;top:-1px;left:50%;transform:translateX(-50%);background:var(--acc);color:#fff;font-size:11px;font-weight:700;padding:3px 14px;border-radius:0 0 8px 8px;letter-spacing:.04em}
.lvl-top-pill{font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--acc);margin-bottom:.9rem}
.basic .lvl-top-pill{color:var(--green)}
.avancat .lvl-top-pill{color:var(--acc2)}
.lvl-ico{font-size:1.7rem;margin-bottom:.7rem}
.lvl-card h3{margin-bottom:.5rem}
.lvl-card ul{margin:1rem 0 1.2rem;padding-left:1.1rem;display:flex;flex-direction:column;gap:.3rem}
.lvl-card ul li{font-size:.88rem;color:var(--muted)}
.lvl-foot{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--muted);border-top:1px solid var(--border);padding-top:1rem;margin-top:auto}
.badge-free{background:#dcfce7;color:#166534;font-size:10px;font-weight:700;padding:2px 8px;border-radius:99px;letter-spacing:.04em}

/* ═══ FEATURES ═══ */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.feat{padding:1.5rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg);transition:box-shadow .2s}
.feat:hover{box-shadow:var(--shadow)}
.feat-ico{font-size:1.5rem;margin-bottom:.7rem}

/* ═══ BLOG ═══ */
.blog-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1.5rem}
.blog-feat{grid-row:span 1}
.blog-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;transition:box-shadow .2s,transform .2s}
.blog-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.blog-cat{font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--acc);text-transform:uppercase;margin-bottom:.6rem}
.blog-card h3{font-size:1.05rem;margin-bottom:.5rem;line-height:1.35}
.blog-card h3 a:hover{color:var(--acc)}
.blog-meta{display:flex;justify-content:space-between;align-items:center;margin-top:1.1rem;font-size:.82rem;color:var(--muted);border-top:1px solid var(--border);padding-top:.85rem}
.blog-meta a{color:var(--acc);font-weight:600}

/* ═══ FAQ ═══ */
.faq-list{display:flex;flex-direction:column;gap:.5rem}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;padding:1.1rem 1.2rem;background:var(--bg);border:none;cursor:pointer;font-family:'DM Sans',sans-serif;font-size:.95rem;font-weight:500;color:var(--text);text-align:left;gap:1rem;transition:background .15s}
.faq-q:hover{background:var(--bg2)}
.farr{font-size:.85rem;color:var(--muted);flex-shrink:0;transition:transform .25s}
.faq-a{max-height:0;overflow:hidden;padding:0 1.2rem;font-size:.9rem;color:var(--muted);line-height:1.65;transition:max-height .35s ease, padding .35s ease}
.faq-item.open .faq-a{max-height:300px;padding:.2rem 1.2rem 1.2rem}
.faq-item.open .farr{transform:rotate(180deg)}

/* ═══ CTA SECTION ═══ */
.cta-sec{background:var(--dark);padding:6rem 0}
.cta-card{position:relative;max-width:680px;margin:0 auto;text-align:center;overflow:hidden;padding:1rem}
.cta-orb{position:absolute;width:400px;height:400px;background:rgba(44,107,255,.15);border-radius:50%;filter:blur(80px);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}
.cta-card h2{font-size:clamp(1.8rem,4vw,2.8rem);color:#fff;margin-bottom:.8rem;position:relative}
.cta-card p{color:rgba(255,255,255,.6);font-size:1.05rem;margin-bottom:2rem;position:relative}
.cta-card .btn-cta{position:relative}

/* ═══ FOOTER ═══ */
footer{background:var(--dark2);padding:4rem 0 2rem;color:rgba(255,255,255,.6)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem;margin-bottom:3rem}
.footer-logo{margin-bottom:.8rem}
.footer-logo .logo{color:#fff}
.footer-desc{font-size:.88rem;line-height:1.65;max-width:280px}
.footer-col h4{font-family:'Syne',sans-serif;font-size:.82rem;font-weight:700;color:#fff;letter-spacing:.06em;text-transform:uppercase;margin-bottom:.9rem}
.footer-col a{display:block;font-size:.88rem;margin-bottom:.5rem;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-bot{border-top:1px solid rgba(255,255,255,.08);padding-top:1.5rem;font-size:.82rem}

/* ═══ BUTTONS ═══ */
.btn-outline{display:inline-block;border:1.5px solid var(--border);color:var(--text);padding:.7rem 1.6rem;border-radius:10px;font-size:.9rem;font-weight:600;transition:all .2s}
.btn-outline:hover{border-color:var(--acc);color:var(--acc)}

/* ═══ ANIMATIONS ═══ */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .5s ease, transform .5s ease}
.fade-in.vis{opacity:1;transform:translateY(0)}
.step:nth-child(2).fade-in{transition-delay:.08s}
.step:nth-child(3).fade-in{transition-delay:.16s}
.step:nth-child(4).fade-in{transition-delay:.24s}
.lvl-card:nth-child(2).fade-in{transition-delay:.08s}
.lvl-card:nth-child(3).fade-in{transition-delay:.16s}
.feat:nth-child(2).fade-in{transition-delay:.06s}
.feat:nth-child(3).fade-in{transition-delay:.12s}
.feat:nth-child(4).fade-in{transition-delay:.18s}
.feat:nth-child(5).fade-in{transition-delay:.24s}
.feat:nth-child(6).fade-in{transition-delay:.30s}

/* ═══ AUTH PAGE ═══ */
.auth-page{min-height:100vh;background:var(--dark);display:flex;flex-direction:column;padding-top:60px}
.auth-body{flex:1;display:flex;align-items:center;justify-content:center;padding:3rem 1.5rem}
.auth-card{background:#fff;border-radius:20px;padding:2.5rem;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.auth-logo{text-align:center;margin-bottom:.4rem}
.auth-sub{text-align:center;font-size:.88rem;color:var(--muted);margin-bottom:2rem}
.auth-tabs{display:flex;background:var(--bg2);border-radius:10px;padding:3px;margin-bottom:1.8rem;gap:3px}
.auth-tab{flex:1;text-align:center;padding:.55rem;border-radius:8px;font-size:.88rem;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s;border:none;background:transparent;font-family:'DM Sans',sans-serif}
.auth-tab.active{background:#fff;color:var(--text);box-shadow:0 1px 6px rgba(0,0,0,.1)}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:11px;font-weight:600;letter-spacing:.05em;color:var(--muted);margin-bottom:.4rem;text-transform:uppercase}
.field input{width:100%;border:1.5px solid var(--border);border-radius:8px;padding:.75rem 1rem;font-family:'DM Sans',sans-serif;font-size:.95rem;color:var(--text);outline:none;transition:border-color .2s;background:var(--bg)}
.field input:focus{border-color:var(--acc)}
.field input::placeholder{color:#bbb}
.field-error{font-size:.78rem;color:var(--red);margin-top:.3rem;display:none}
.btn-auth{width:100%;background:var(--acc);color:#fff;border:none;border-radius:8px;padding:.9rem;font-family:'Syne',sans-serif;font-size:1rem;font-weight:700;cursor:pointer;transition:opacity .2s,transform .15s;margin-top:.5rem}
.btn-auth:hover:not(:disabled){opacity:.88;transform:translateY(-1px)}
.btn-auth:disabled{opacity:.5;cursor:not-allowed}
.auth-note{text-align:center;font-size:.8rem;color:var(--muted);margin-top:1.2rem;line-height:1.6}
.auth-divider{display:flex;align-items:center;gap:10px;margin:1.2rem 0;color:var(--muted);font-size:.8rem}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.auth-msg{padding:.75rem 1rem;border-radius:8px;font-size:.88rem;margin-bottom:1rem;display:none}
.auth-msg.err{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.auth-msg.ok{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}
.forgot-link{font-size:.8rem;color:var(--acc);float:right;margin-top:.3rem}

/* ═══ DASHBOARD PAGE ═══ */
.dash-page{min-height:100vh;background:var(--bg2);padding-top:60px}
.dash-inner{max-width:1060px;margin:0 auto;padding:2.5rem 1.5rem}
.dash-welcome h2{font-size:1.8rem;margin-bottom:.3rem}
.dash-welcome p{margin-bottom:2rem}
.dash-stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:2.5rem}
.dstat{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.2rem;text-align:center}
.dstat-n{font-family:'Syne',sans-serif;font-size:1.7rem;font-weight:800;color:var(--text)}
.dstat-l{font-size:11px;color:var(--muted);margin-top:2px;font-weight:500;letter-spacing:.04em}
.dash-section{margin-bottom:2.5rem}
.dash-section-h{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem}
.dash-section-h h3{font-size:1.05rem;color:var(--text)}
.tests-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.test-tile{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.2rem;cursor:pointer;transition:all .22s;position:relative;overflow:hidden}
.test-tile:hover{border-color:var(--acc);box-shadow:var(--shadow);transform:translateY(-2px)}
.test-tile-num{font-family:'Syne',sans-serif;font-size:2rem;font-weight:800;opacity:.06;position:absolute;right:.6rem;top:.2rem;pointer-events:none}
.test-tile-title{font-family:'Syne',sans-serif;font-size:.9rem;font-weight:700;margin-bottom:.2rem}
.test-tile-sub{font-size:.78rem;color:var(--muted)}
.test-tile-foot{display:flex;justify-content:space-between;align-items:center;margin-top:.8rem}
.tt-done{display:inline-flex;align-items:center;gap:4px;background:#dcfce7;color:#166534;font-size:10px;font-weight:700;padding:2px 8px;border-radius:99px}
.tt-todo{display:inline-flex;align-items:center;gap:4px;background:var(--bg2);color:var(--muted);font-size:10px;font-weight:600;padding:2px 8px;border-radius:99px}
.tt-pct{font-size:.85rem;font-weight:700}
.tt-pass{color:var(--green)}
.tt-fail{color:var(--red)}

/* ═══ EXAM PAGE ═══ */
.exam-page{min-height:100vh;background:var(--bg2);padding-top:60px}
.exam-layout{display:flex;gap:1.5rem;max-width:1200px;margin:0 auto;padding:1.5rem}
.exam-sidebar{width:260px;flex-shrink:0;position:sticky;top:calc(60px + 1.5rem);display:flex;flex-direction:column;gap:12px}
.sb-block{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem}
.timer-wrap{display:flex;flex-direction:column;align-items:center;gap:.5rem}
.timer-svg{width:90px;height:90px}
.timer-track{fill:none;stroke:var(--bg3);stroke-width:7}
.timer-ring{fill:none;stroke-width:7;stroke-linecap:round;transform:rotate(-90deg);transform-origin:50% 50%;transition:stroke-dashoffset .5s linear,stroke .5s}
.timer-num{font-family:'DM Mono',monospace;font-size:1.4rem;font-weight:500;color:var(--text)}
.timer-lbl{font-size:10px;color:var(--muted);letter-spacing:.06em;font-weight:600}
.timer-warn .timer-num{color:var(--gold)}
.timer-danger .timer-num{color:var(--red);animation:blink .8s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.4}}
.qnav-lbl{font-size:10px;font-weight:600;letter-spacing:.08em;color:var(--muted);margin-bottom:.6rem}
.qnav-dots{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}
.qdot{aspect-ratio:1;border-radius:6px;border:1.5px solid var(--border);background:var(--bg2);font-size:10px;font-weight:600;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}
.qdot:hover{border-color:var(--acc);color:var(--acc)}
.qdot.curr{border-color:var(--acc);background:rgba(44,107,255,.08);color:var(--acc)}
.qdot.aok{border-color:var(--green);background:#dcfce7;color:#166534}
.qdot.ako{border-color:var(--red);background:#fee2e2;color:#991b1b}
.sb-info-row{display:flex;justify-content:space-between;font-size:.82rem;padding:5px 0;border-bottom:1px solid var(--border)}
.sb-info-row:last-child{border:none;padding-bottom:0}
.sb-info-row span:first-child{color:var(--muted)}
.exam-main{flex:1;min-width:0}
.exam-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.btn-back{background:var(--bg);border:1.5px solid var(--border);border-radius:8px;padding:.45rem 1rem;font-size:.85rem;font-weight:500;color:var(--muted);cursor:pointer;font-family:'DM Sans',sans-serif;transition:all .2s}
.btn-back:hover{border-color:var(--acc);color:var(--acc)}
.exam-badge{font-family:'Syne',sans-serif;font-size:.85rem;font-weight:700;color:var(--text)}
.prog-bar{height:3px;background:var(--border);border-radius:99px;margin-bottom:1.2rem;overflow:hidden}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--acc),var(--acc2));border-radius:99px;transition:width .4s}
.q-card{background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:1.8rem;animation:fadeup .3s ease}
@keyframes fadeup{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.q-card-meta{display:flex;justify-content:space-between;font-size:.78rem;color:var(--muted);margin-bottom:.7rem}
.q-comp{display:inline-block;font-size:.75rem;font-weight:600;background:rgba(44,107,255,.08);color:var(--acc);border-radius:99px;padding:2px 10px;margin-bottom:.8rem}
.q-text{font-size:1rem;line-height:1.65;color:var(--text);margin-bottom:1.2rem;font-weight:400}
.q-opts{display:flex;flex-direction:column;gap:8px}
.q-opt{background:var(--bg2);border:1.5px solid var(--border);border-radius:10px;padding:.85rem 1rem;cursor:pointer;text-align:left;display:flex;align-items:flex-start;gap:10px;font-family:'DM Sans',sans-serif;font-size:.92rem;color:var(--text);transition:all .18s}
.q-opt:hover:not(:disabled){border-color:var(--acc);background:rgba(44,107,255,.04)}
.q-opt .ol{width:22px;height:22px;min-width:22px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--muted);flex-shrink:0;transition:all .18s;margin-top:1px}
.q-opt.ok{border-color:var(--green);background:#f0fdf4}
.q-opt.ok .ol{background:var(--green);border-color:var(--green);color:#fff}
.q-opt.ko{border-color:var(--red);background:#fef2f2}
.q-opt.ko .ol{background:var(--red);border-color:var(--red);color:#fff}
.q-opt:disabled{cursor:default}
.q-expl{margin-top:1rem;padding:.9rem 1rem;background:#eff6ff;border-radius:10px;border-left:3px solid var(--acc);font-size:.88rem;line-height:1.65;color:#1e40af;animation:fadeup .3s ease}
.q-expl strong{color:#1e3a8a}
.btn-next{margin-top:1.2rem;width:100%;background:var(--acc);color:#fff;border:none;border-radius:10px;padding:.9rem;font-family:'Syne',sans-serif;font-size:.95rem;font-weight:700;cursor:pointer;transition:opacity .2s,transform .15s;display:none}
.btn-next:hover{opacity:.88;transform:translateY(-1px)}

/* ═══ RESULTS ═══ */
.res-card{background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:2.2rem;animation:fadeup .4s ease}
.ring-wrap{display:flex;flex-direction:column;align-items:center;margin-bottom:1.5rem}
.ring-svg-wrap{width:110px;height:110px;position:relative;display:flex;align-items:center;justify-content:center}
.ring-svg-wrap svg{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}
.ring-num{font-family:'Syne',sans-serif;font-size:1.9rem;font-weight:800;color:var(--text);position:relative}
.res-title{font-family:'Syne',sans-serif;font-size:1.4rem;font-weight:800;text-align:center;margin-bottom:.4rem}
.res-sub{color:var(--muted);font-size:.9rem;text-align:center;margin-bottom:1.5rem}
.res-stats{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:1.5rem}
.rs{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:.7rem 1.1rem;text-align:center;min-width:80px}
.rs-n{font-family:'Syne',sans-serif;font-size:1.3rem;font-weight:800;color:var(--text)}
.rs-l{font-size:10px;color:var(--muted);margin-top:2px;letter-spacing:.04em}
.rs.rg .rs-n{color:var(--green)}.rs.rr .rs-n{color:var(--red)}
.res-btns{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:1.5rem}
.btn-res-p{background:var(--acc);color:#fff;border:none;border-radius:10px;padding:.7rem 1.6rem;font-family:'Syne',sans-serif;font-size:.9rem;font-weight:700;cursor:pointer;transition:opacity .2s}
.btn-res-p:hover{opacity:.88}
.btn-res-s{background:var(--bg);border:1.5px solid var(--border);color:var(--text);border-radius:10px;padding:.7rem 1.6rem;font-family:'DM Sans',sans-serif;font-size:.9rem;cursor:pointer;transition:border-color .2s}
.btn-res-s:hover{border-color:var(--acc)}
.review-block{margin-top:1.5rem}
.review-ttl{font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--muted);margin-bottom:.7rem}
.ri{border-radius:10px;padding:.85rem 1rem;margin-bottom:7px;border-left:3px solid var(--border)}
.ri.rik{border-left-color:var(--green);background:#f0fdf4}
.ri.rix{border-left-color:var(--red);background:#fef2f2}
.ri-q{font-size:.85rem;font-weight:500;color:var(--text);margin-bottom:.3rem}
.ri-a{font-size:.8rem;color:var(--muted)}

/* ═══ BLOG PAGE ═══ */
.blog-page{min-height:100vh;padding-top:60px}
.blog-hero{background:var(--dark);padding:5rem 0 4rem}
.blog-hero h1{color:#fff;margin-bottom:.8rem}
.blog-hero p{color:rgba(255,255,255,.6);font-size:1.1rem;max-width:520px}
.blog-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;padding:3rem 0}
.blog-list-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s,transform .2s}
.blog-list-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.blc-body{padding:1.4rem}
.blc-cat{font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--acc);text-transform:uppercase;margin-bottom:.5rem}
.blc-title{font-family:'Syne',sans-serif;font-size:1.05rem;font-weight:700;margin-bottom:.5rem;line-height:1.35}
.blc-title a:hover{color:var(--acc)}
.blc-exc{font-size:.86rem;color:var(--muted);line-height:1.6;margin-bottom:.9rem}
.blc-meta{display:flex;justify-content:space-between;font-size:.78rem;color:var(--muted);border-top:1px solid var(--border);padding-top:.7rem}
.blc-meta a{color:var(--acc);font-weight:600}

/* ═══ ARTICLE PAGE ═══ */
.article-page{min-height:100vh;padding-top:60px}
.article-hero{background:var(--dark);padding:4.5rem 0 3.5rem}
.article-hero .blog-cat{margin-bottom:.7rem}
.article-hero h1{color:#fff;font-size:clamp(1.8rem,4vw,3rem);max-width:720px;margin-bottom:1rem}
.article-meta{color:rgba(255,255,255,.5);font-size:.88rem;display:flex;gap:1.5rem}
.article-body{max-width:720px;margin:0 auto;padding:3rem 1.5rem 5rem}
.article-body h2{font-size:1.5rem;margin:2.5rem 0 .8rem}
.article-body h3{font-size:1.15rem;margin:2rem 0 .6rem}
.article-body p{color:var(--muted);margin-bottom:1.2rem;font-size:1rem;line-height:1.8}
.article-body ul,.article-body ol{padding-left:1.5rem;margin-bottom:1.2rem;color:var(--muted)}
.article-body li{margin-bottom:.4rem;font-size:1rem;line-height:1.7}
.article-body strong{color:var(--text)}
.article-body .callout{background:#eff6ff;border-left:4px solid var(--acc);border-radius:0 8px 8px 0;padding:1rem 1.2rem;margin:1.5rem 0;color:#1e40af;font-size:.95rem}

/* ═══ TOAST ═══ */
.toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%) translateY(60px);background:var(--text);color:#fff;border-radius:99px;padding:.65rem 1.3rem;font-size:.85rem;transition:transform .3s;z-index:999;white-space:nowrap;box-shadow:var(--shadow-lg)}
.toast.show{transform:translateX(-50%) translateY(0)}

/* ═══ USER HEADER CHIP ═══ */
.user-chip{display:flex;align-items:center;gap:7px;background:var(--bg2);border:1px solid var(--border);border-radius:99px;padding:3px 12px 3px 4px;cursor:pointer;transition:all .2s;font-size:.85rem;font-weight:500}
.user-chip:hover{border-color:var(--acc)}
.uav{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--acc),var(--acc2));display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:#fff}
.user-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:.5rem;min-width:180px;box-shadow:var(--shadow-lg);z-index:300}
.user-menu a,.user-menu button{display:block;width:100%;text-align:left;font-family:'DM Sans',sans-serif;font-size:.88rem;padding:.6rem .9rem;border-radius:6px;border:none;background:none;color:var(--text);cursor:pointer;transition:background .15s}
.user-menu a:hover,.user-menu button:hover{background:var(--bg2)}
.user-menu .logout{color:var(--red)}
.user-wrap{position:relative}

/* ═══ RESPONSIVE ═══ */
@media(max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr)}
  .lvls{grid-template-columns:repeat(2,1fr)}
  .feats{grid-template-columns:repeat(2,1fr)}
  .blog-grid{grid-template-columns:1fr 1fr}
  .blog-list-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:1.5rem}
  .dash-stat-row{grid-template-columns:repeat(2,1fr)}
  .tests-row{grid-template-columns:1fr}
  .exam-layout{flex-direction:column}
  .exam-sidebar{width:100%;position:static;flex-direction:row;flex-wrap:wrap}
  .sb-block{flex:1;min-width:200px}
}
@media(max-width:768px){
  .nav-links,.nav-cta{display:none}
  .hamburger{display:block}
  .lvls{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .blog-list-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .dash-stat-row{grid-template-columns:1fr 1fr}
  .hero-stats{gap:1.2rem}
  .hsdiv{display:none}
}
@media(max-width:480px){
  .steps{grid-template-columns:1fr}
  .feats{grid-template-columns:1fr}
  .dash-stat-row{grid-template-columns:1fr 1fr}
}