:root{--ink:#0d2b2a;--ink-2:#16413e;--paper:#f7f8f5;--white:#fff;--muted:#73817e;--line:#dce5e0;--teal:#0e8275;--teal-dark:#096257;--mint:#dff3ed;--amber:#f4c95d;--red:#d45b50;--shadow:0 18px 50px rgba(13,43,42,.08);--radius:18px;--font-body:"DM Sans",sans-serif;--font-display:"Manrope",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 var(--font-body)}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible{outline:3px solid rgba(14,130,117,.28);outline-offset:2px}.topbar{background:var(--ink);color:white}.topbar-inner{max-width:1180px;margin:auto;padding:16px 28px;display:flex;align-items:center;gap:42px}.brand{display:flex;align-items:center;gap:10px;color:white;text-decoration:none;font:800 18px var(--font-display)}.brand-name span{color:var(--amber)}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--amber);color:var(--ink);display:inline-grid;place-items:center;font:800 12px var(--font-display);letter-spacing:-.04em}.brand-mark-lg{width:48px;height:48px;border-radius:14px}.topnav{display:flex;gap:4px;flex:1}.nav-link,.mode-button{border:0;background:transparent;color:#a9c0bc;padding:9px 14px;border-radius:9px}.nav-link:hover,.nav-link.is-active{background:rgba(255,255,255,.1);color:white}.nav-link.is-active{color:var(--amber)}.topbar-right{display:flex;align-items:center;gap:13px}.user-email{font-size:12px;color:#a9c0bc}.btn{border:0;border-radius:10px;padding:12px 18px;font-weight:700;color:var(--ink);transition:.18s ease;display:inline-flex;justify-content:center;align-items:center;gap:10px}.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:var(--teal);color:white}.btn-primary:hover{background:var(--teal-dark)}.btn-dark{background:var(--ink);color:white}.btn-secondary{border:1px solid var(--line);background:white}.btn-ghost{color:#d4e2df;background:transparent}.btn-sm{padding:8px 12px;font-size:13px}.btn-block{width:100%}.page{max-width:1180px;margin:auto;padding:50px 28px 80px}.eyebrow,.section-tag{font-size:11px;text-transform:uppercase;letter-spacing:.13em;font-weight:800;color:var(--teal)}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.035em}h1{font-size:42px;line-height:1.1;margin:8px 0 10px}h2{font-size:24px;margin-bottom:4px}h3{font-size:22px;margin:18px 0 8px}.muted,.section-heading p,.welcome-row p,.page-title p{color:var(--muted)}.auth-screen{min-height:calc(100vh - 0px);display:grid;grid-template-columns:minmax(300px,510px) 390px;justify-content:center;align-items:center;gap:100px;background:var(--ink);padding:50px 28px;color:white}.auth-visual h1{font-size:60px;margin:18px 0}.auth-visual h1 em{color:var(--amber);font-style:normal}.auth-visual>p{font-size:18px;color:#afc4c0;max-width:410px}.auth-proof{margin-top:22px;color:#c5d8d4}.auth-proof span{color:var(--amber);margin-right:10px}.auth-card{background:white;color:var(--ink);padding:36px;border-radius:22px;box-shadow:var(--shadow)}.auth-brand{text-align:center}.auth-brand h2{margin:16px 0 5px}.auth-brand p{color:var(--muted);font-size:13px}.auth-tabs{display:flex;background:#eef3f0;padding:4px;border-radius:10px;margin:26px 0 20px}.auth-tab{flex:1;border:0;background:transparent;padding:9px;border-radius:8px;color:var(--muted);font-weight:700;font-size:13px}.auth-tab.is-active{background:white;color:var(--ink);box-shadow:0 2px 8px #0d2b2a12}.field{display:block;margin:15px 0}.field-label{display:block;font-size:12px;font-weight:700;margin-bottom:6px}.field input,.paywallPaymentForm input{width:100%;padding:12px;border:1px solid var(--line);border-radius:9px;color:var(--ink);background:white}.auth-form .btn{margin-top:8px}.field-hint{font-size:12px;color:var(--muted);margin:12px 0;text-align:center}.auth-status{min-height:20px;font-size:13px;text-align:center;color:var(--teal)}.auth-status.is-error,.payment-status.is-error{color:var(--red)}.dashboard-page{padding-top:56px}.welcome-row{display:flex;align-items:end;justify-content:space-between;margin-bottom:38px}.welcome-row h1{font-size:36px}.overview-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px}.overview-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 8px 24px #0d2b2a06}.overview-main{background:var(--ink);color:white}.card-kicker{color:#a9c0bc;font-size:12px;text-transform:uppercase;letter-spacing:.1em;font-weight:700}.overview-value{font:800 44px var(--font-display);margin-top:5px}.overview-card p{margin-bottom:18px}.overview-main p{color:#a9c0bc}.line-progress,.card-progress,.progress-bar{height:7px;border-radius:8px;background:#e2ebe7;overflow:hidden}.line-progress span,.card-progress span,.progress-bar span{display:block;height:100%;background:var(--amber);border-radius:inherit;width:0;transition:width .3s}.overview-meta,.exam-details{display:flex;justify-content:space-between;margin-top:12px;font-size:12px;color:#98afaa}.overview-meta strong{color:white}.metric-icon{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-weight:800;margin-bottom:10px}.metric-icon.teal{background:var(--mint);color:var(--teal)}.metric-icon.amber{background:#fff2cb;color:#ae7d0b}.metric-icon.green{background:#dff3e6;color:#328251}.metric-value{font:800 24px var(--font-display)}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:45px 0 18px}.section-heading h2{margin:0}.section-heading p{margin:5px 0 0}.status-pill{font-size:12px;color:var(--teal);font-weight:700}.status-pill i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#43b879;margin-right:6px}.section-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.exam-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 24px #0d2b2a06}.tf-card{background:#f0f7f4}.exam-card-top{display:flex;justify-content:space-between;align-items:center}.round-icon{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--teal);font-weight:800}.tf-card .round-icon{background:var(--ink);color:var(--amber)}.exam-card p{color:var(--muted);max-width:470px}.exam-details{color:var(--muted);margin:26px 0 10px}.exam-details b{color:var(--ink);font-size:11px}.card-progress{margin-bottom:18px;height:5px}.card-progress span{background:var(--teal)}.tf-card .card-progress span{background:var(--amber)}.recent-panel{margin-top:42px}.recent-panel .section-heading{margin:0 0 16px}.text-button,.back-button{border:0;background:transparent;color:var(--teal);font-weight:700;padding:4px}.recent-list,.history-panel{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:10px 20px}.empty-inline{display:flex;align-items:center;gap:14px;padding:22px 0;color:var(--muted)}.empty-inline>span{font-size:24px;color:#a2b4b0}.empty-inline strong{color:var(--ink)}.empty-inline p{margin:3px 0;font-size:13px}.practice-page{padding-top:34px}.practice-header{display:flex;align-items:center;gap:30px;margin-bottom:28px}.practice-header h1{font-size:28px;margin:2px 0}.back-button{margin-right:15px;color:var(--muted)}.mode-switcher{margin-left:auto;background:white;border:1px solid var(--line);padding:4px;border-radius:10px}.mode-button.is-active{background:var(--ink);color:white}.exam-layout{display:grid;grid-template-columns:245px 1fr;gap:20px;align-items:start}.navigator-panel,.question-card,.state-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:20px}.navigator-panel{position:sticky;top:20px}.nav-panel-head{display:flex;justify-content:space-between;margin-bottom:13px}.nav-panel-head span,.exam-toolbar,.question-label{font-size:12px;color:var(--muted)}.progress-bar{height:5px;margin-bottom:20px}.question-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.question-number{border:1px solid var(--line);background:white;border-radius:7px;height:35px;color:var(--muted);font-size:12px}.question-number.is-current{background:var(--teal);border-color:var(--teal);color:white}.question-number.is-answered{background:var(--mint);border-color:#b5ddd3;color:var(--teal)}.question-number.is-flagged{box-shadow:inset 0 -3px 0 var(--amber)}.legend{display:grid;gap:8px;margin:22px 0;font-size:11px;color:var(--muted)}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#dbe5e1;margin-right:5px}.dot.current{background:var(--teal)}.dot.answered{background:#9ed3c7}.dot.flagged{background:var(--amber)}.question-column{min-width:0}.exam-toolbar{display:flex;align-items:center;gap:18px;margin:4px 4px 13px}.timer{color:var(--ink)}.flag-button{margin-left:auto;border:0;background:transparent;color:var(--muted)}.flag-button.is-flagged{color:#b0800b}.question-card{padding:34px;box-shadow:var(--shadow)}.question-label{letter-spacing:.11em;font-weight:800;color:var(--teal);text-transform:uppercase}.question-card h2{font-size:27px;line-height:1.3;max-width:750px;margin:14px 0 28px}.choices-list{display:grid;gap:11px}.choice{display:flex;align-items:center;gap:14px;border:1px solid var(--line);padding:16px;border-radius:11px;cursor:pointer;transition:.15s}.choice:hover{border-color:var(--teal);background:#f5fbf9}.choice.is-selected{border-color:var(--teal);background:var(--mint)}.choice.is-correct-reveal{border-color:#47a86b;background:#e6f6eb}.choice.is-wrong-reveal{border-color:var(--red);background:#fff0ee}.choice-letter{width:28px;height:28px;border:1px solid #c7d6d1;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;flex:none}.choice.is-selected .choice-letter{background:var(--teal);border-color:var(--teal);color:white}.choice-text{color:var(--ink-2)}.feedback{margin-top:24px;padding:17px;background:#f0f7f4;border-radius:11px;border-left:4px solid var(--teal)}.feedback-title{display:flex;gap:12px;font-weight:800}.feedback-title span:first-child{color:var(--teal)}.feedback p{margin:7px 0 0;color:var(--muted);font-size:14px}.question-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:30px}.state-card{text-align:center;padding:60px 30px}.state-card h2{margin-bottom:8px}.state-card p{color:var(--muted);max-width:480px;margin:0 auto 24px}.spinner{width:25px;height:25px;border:3px solid var(--line);border-top-color:var(--teal);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 14px}@keyframes spin{to{transform:rotate(360deg)}}.paywall-card{text-align:left}.paywall-card p{margin-left:0}.pending-badge{display:inline-block;background:#fff2cb;color:#92700c;border-radius:20px;padding:5px 10px;font-size:12px;font-weight:700}.payment-steps{padding-left:20px;color:var(--muted)}.payment-steps strong{color:var(--ink)}.paywallPaymentForm{max-width:430px}.payment-status{font-size:13px;margin:10px 0!important}.results-page{max-width:960px}.page-title{margin-bottom:35px}.results-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}.result-stat{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:22px}.result-stat strong{display:block;font:800 34px var(--font-display)}.result-stat>span:last-child{color:var(--muted);font-size:13px}.history-panel{padding:25px}.history-panel .section-heading{margin:0 0 12px}.history-item{display:flex;align-items:center;gap:12px;padding:15px 0;border-top:1px solid var(--line)}.history-dot{width:9px;height:9px;border-radius:50%;background:var(--red);flex:none}.history-dot.is-correct{background:#43a86a}.history-text{flex:1}.history-time{font-size:12px;color:var(--muted)}.mobile-menu{display:none}.screen[hidden], [hidden]{display:none!important}@media(max-width:800px){.auth-screen{grid-template-columns:1fr;gap:30px;padding:35px 20px}.auth-visual{text-align:center}.auth-visual h1{font-size:44px}.auth-visual>p{margin:auto}.auth-proof{display:inline-block;margin:14px 8px 0;font-size:13px}.auth-card{max-width:460px;width:100%;margin:auto}.topbar-inner{padding:13px 18px;gap:16px}.topnav{display:none}.mobile-menu{display:inline-block}.user-email{display:none}.page{padding:35px 18px 60px}.welcome-row{display:block}.welcome-row .btn{margin-top:18px}.overview-grid{grid-template-columns:1fr 1fr}.overview-main{grid-column:1/-1}.section-grid,.exam-layout{grid-template-columns:1fr}.navigator-panel{position:static;order:2}.question-column{order:1}.question-nav{grid-template-columns:repeat(10,1fr)}.practice-header{flex-wrap:wrap;gap:10px}.practice-header>div:nth-child(2){order:2;width:calc(100% - 120px)}.mode-switcher{order:3;margin-left:auto}.question-card{padding:22px 16px}.question-card h2{font-size:22px}.question-actions{justify-content:stretch;flex-wrap:wrap}.question-actions .btn{flex:1}.results-stat-grid{gap:8px}.result-stat{padding:15px}.result-stat strong{font-size:26px}.section-heading{align-items:flex-start;gap:12px}.status-pill{font-size:10px;white-space:nowrap}.exam-details{gap:8px;flex-wrap:wrap}.back-button{font-size:13px}}