:root{--bg:#f5f7f7;--surface:#fff;--surface-2:#f0f5f4;--ink:#16232a;--sub:#5c6e74;--line:#e1e9e7;--brand:#187e67;--brand-dark:#0c6c57;--soft:#e6f8ee;--nav:#0d1b28;--nav-line:#22313d;--nav-text:#aabdc4;--nav-active:#15382f;--orange:#f5a65b;--shadow:0 12px 34px rgba(25,47,48,.06)}
html[data-theme="dark"]{--bg:#101921;--surface:#18252e;--surface-2:#202e37;--ink:#e5f0ef;--sub:#9eb4b9;--line:#31424a;--brand:#72d6ac;--brand-dark:#60bd9b;--soft:#183b32;--shadow:0 16px 38px rgba(0,0,0,.17)}
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var(--nav-line);padding:16px;border-radius:13px}.progress-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;margin-bottom:10px}.progress-heading b{color:#8ee1be}.bar{height:7px;border-radius:50px;overflow:hidden;background:#344651}.bar>div{height:100%;border-radius:50px;background:linear-gradient(90deg,#43b895,#b0f3ca);transition:width .25s}.side-progress .muted{display:block;margin-top:12px;color:#8da5ae;line-height:1.45}.theme-switch{width:100%;display:flex;gap:10px;align-items:center;margin-top:16px;padding:10px;border:0;background:transparent;text-align:left;color:#9dafb6;font-size:12px}.theme-switch:hover{color:#fff}.app-shell{margin-left:255px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:74px;padding:0 clamp(24px,4.2vw,65px);display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid 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15px 15px}.lesson-row{display:flex;gap:13px;align-items:center;padding:11px 10px;border-bottom:1px solid var(--line);color:var(--ink)}.lesson-row:last-child{border:0}.lesson-row:hover{background:var(--surface-2);border-radius:9px}.lesson-row .circle{width:25px;height:25px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:800;flex:none;color:var(--sub)}.lesson-row .circle.completed{background:var(--soft);color:var(--brand);border-color:#a7d6b6}.lesson-row .label{flex:1;font-size:13px;font-weight:650}.lesson-row .duration{font-size:11px;color:var(--sub)}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:26px;align-items:start}.article{min-width:0}.backlink{display:inline-block;margin-bottom:16px;color:var(--brand);font-size:12px;font-weight:750}.lesson-heading{margin-bottom:24px}.lesson-heading h1{margin:12px 0 12px}.lesson-heading p{font-size:16px;color:var(--sub);max-width:760px;margin:0}.reading-meta{display:flex;gap:11px;flex-wrap:wrap;font-size:12px;color:var(--sub);margin-top:17px}.reading-meta span{background:var(--surface-2);padding:5px 10px;border-radius:9px}.prose-card{background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:clamp(20px,3.5vw,39px);margin-bottom:16px}.prose-card h2{font-size:20px;letter-spacing:-.45px;margin:0 0 13px}.prose-card h3{font-size:15px;margin:18px 0 7px}.prose-card p{font-size:15px;line-height:1.83;color:var(--ink);margin:0 0 12px}.prose-card p:last-child{margin-bottom:0}.callout{border-radius:12px;padding:20px;margin:19px 0;border:1px solid var(--line);background:var(--surface-2)}.callout .callout-label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:850;color:var(--brand);margin-bottom:9px}.callout p{margin:0;font-size:14px}.callout.warn{background:#fff4e5;border-color:#f0d5ab;color:#563e1e}.callout.warn .callout-label{color:#946221}.callout.warn p{color:#563e1e}html[data-theme="dark"] .callout.warn{background:#382c20;border-color:#685138}html[data-theme="dark"] .callout.warn p{color:#f7debd}html[data-theme="dark"] .callout.warn .callout-label{color:#e2a65f}.lesson-aside{position:sticky;top:96px;display:grid;gap:15px}.lesson-aside .card{padding:20px}.lesson-aside h3{font-size:13px;margin:0 0 14px}.aside-items{list-style:none;padding:0;margin:0;display:grid;gap:8px}.aside-items a{display:block;color:var(--sub);font-size:12px;font-weight:600;padding:5px 0}.aside-items a:hover{color:var(--brand)}.question{font-size:17px;font-weight:750;line-height:1.4;margin:7px 0 17px}.answers{display:grid;gap:9px}.answer{padding:13px 15px;border:1px solid var(--line);border-radius:11px;display:flex;align-items:center;gap:12px;text-align:left;background:var(--surface);color:var(--ink);font-weight:600;font-size:13px}.answer:hover{border-color:var(--brand)}.answer .letter{background:var(--surface-2);width:24px;height:24px;border-radius:6px;display:grid;place-items:center;font-size:12px;color:var(--sub);flex:none}.answer.correct{border-color:#36b787;background:var(--soft)}.answer.incorrect{border-color:#df886c;background:#fff0e9;color:#733e30}html[data-theme="dark"] .answer.incorrect{background:#472d27;color:#f9c3b3}.quiz-feedback{margin-top:15px;padding:14px 17px;border-radius:10px;background:var(--soft);font-size:13px}.quiz-feedback.negative{background:#fff0e9;color:#733e30}html[data-theme="dark"] .quiz-feedback.negative{background:#472d27;color:#f9c3b3}.lesson-navigation{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:18px 0}.notes-area{width:100%;min-height:110px;resize:vertical;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:14px;color:var(--ink)}.refs{list-style:none;padding:0;display:grid;gap:7px}.refs li a{color:var(--brand);font-size:12px;text-decoration:underline;overflow-wrap:anywhere}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:21px}.filter-select,.filter-input{padding:11px 14px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--ink);min-width:170px}.filter-input{min-width:240px;flex:1}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.tool-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:21px;display:flex;flex-direction:column;gap:7px;min-height:190px}.tool-card h3{font-size:17px;letter-spacing:-.3px;margin:0}.tool-card p{font-size:12px;line-height:1.55;color:var(--sub);margin:0 0 9px;flex:1}.tool-card a{font-size:12px;font-weight:750;color:var(--brand)}.badge{font-size:10px;color:var(--brand);background:var(--soft);display:inline-block;border-radius:6px;padding:3px 8px;align-self:flex-start;font-weight:800}.glossary-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.glossary-card{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:18px 20px}.glossary-card h3{margin:0 0 5px;font-size:15px}.glossary-card p{margin:0;font-size:12px;color:var(--sub)}.timeline{position:relative;margin:20px 0;max-width:840px}.timeline:before{content:'';position:absolute;left:18px;top:0;bottom:0;width:2px;background:var(--line)}.timeline-event{display:grid;grid-template-columns:56px 1fr;gap:15px;position:relative;margin:0 0 20px}.timeline-dot{background:var(--brand);width:11px;height:11px;border-radius:100%;border:3px solid var(--surface);box-sizing:content-box;margin:18px 0 0 10px;z-index:1;box-shadow:0 0 0 1px var(--brand)}.timeline-event .card{padding:17px 21px}.timeline-event .card h3{margin:3px 0 5px;font-size:15px}.timeline-event .card p{margin:0;color:var(--sub);font-size:12px}.prompt-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{display:grid;gap:6px;margin-bottom:16px;font-size:12px;font-weight:750}.field input,.field textarea,.field select{border:1px solid var(--line);border-radius:10px;padding:12px;color:var(--ink);background:var(--surface);width:100%}.field textarea{min-height:85px;resize:vertical}.output{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--surface-2);border:1px solid var(--line);padding:19px;border-radius:12px;min-height:240px;font-size:13px;line-height:1.8}.empty{padding:35px;text-align:center;color:var(--sub);border:1px dashed var(--line);border-radius:12px}.module-exam{display:grid;gap:18px}.exam-question{border:1px solid var(--line);padding:18px;border-radius:12px}.exam-question h3{font-size:15px;margin:0 0 11px}.exam-options{display:grid;gap:8px}.exam-options label{display:flex;gap:8px;align-items:flex-start;cursor:pointer;font-size:13px}.exam-result{padding:18px;border:1px solid var(--line);background:var(--soft);border-radius:12px}.progress-table{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}.progress-table span{font-size:13px}.content-width{max-width:900px}.article-actions{display:flex;gap:10px;flex-wrap:wrap}.search-dialog{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:17px;max-width:650px;width:calc(100% - 30px);padding:0;box-shadow:0 30px 70px #0004;position:fixed;top:10vh;margin:0 auto}.search-dialog::backdrop{background:#0b1929aa;backdrop-filter:blur(4px)}.dialog-top{display:flex;gap:12px;padding:15px;align-items:center;border-bottom:1px solid var(--line)}.dialog-top label{font-size:25px;color:var(--brand)}.dialog-top input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);outline:0!important}.dialog-foot{padding:10px 15px;border-top:1px solid var(--line);font-size:11px;color:var(--sub)}.search-results{padding:10px;max-height:50vh;overflow:auto}.search-result{padding:10px 12px;border-radius:9px;display:block}.search-result:hover{background:var(--surface-2)}.search-result b{font-size:12px;display:block}.search-result small{font-size:11px;color:var(--sub)}.toast{position:fixed;z-index:100;bottom:24px;right:24px;background:#173c31;color:white;padding:11px 19px;border-radius:11px;box-shadow:0 14px 36px #0003;font-size:12px;opacity:0;pointer-events:none;transform:translateY(15px);transition:.2s}.toast.show{opacity:1;transform:none}.mobile-backdrop{display:none}.divider{border:0;border-top:1px solid var(--line);margin:25px 0}.subtle{font-size:12px;color:var(--sub)}.level-tag{display:inline-block;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--brand)}
@media(max-width:1200px){.module-grid,.tool-grid{grid-template-columns:repeat(2,1fr)}.hero:after{right:40px;opacity:.55}.lesson-layout{grid-template-columns:minmax(0,1fr) 195px;gap:17px}}
@media(max-width:920px){.sidebar{transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.mobile-backdrop:not([hidden]){display:block;position:fixed;inset:0;background:#0008;z-index:25}.app-shell{margin-left:0}.mobile-menu{display:inline-flex}.topbar{padding:0 20px}.lesson-layout{grid-template-columns:1fr}.lesson-aside{position:static;grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:660px){main{padding:26px 17px 55px}.topbar{height:64px;padding:0 15px}.top-search span:nth-child(2),.top-search kbd,.live-pill{display:none}.top-search{padding:6px 10px}.breadcrumb{max-width:55vw}.hero{padding:26px 24px;min-height:300px}.hero:after{right:-25px;top:90px;font-size:120px;opacity:.3}.hero h1{font-size:37px}.hero p{font-size:13px}.hero-actions{gap:8px}.module-grid,.tool-grid,.glossary-grid,.prompt-grid,.feature-grid{grid-template-columns:1fr}.stats-grid{gap:9px}.stat{padding:15px}.stat b{font-size:24px}.intro-row h1{font-size:31px}.course-module summary{padding:14px}.course-module summary h3{font-size:15px}.lesson-row .duration{display:none}.lesson-aside{grid-template-columns:1fr}.lesson-heading h1{font-size:30px}.prose-card{padding:20px}.footer{padding:20px 17px}.section-head h2{font-size:20px}}
@media print{.sidebar,.topbar,.footer,.lesson-aside,.lesson-navigation,.article-actions,.skip-link,.question,.answers,.toast{display:none!important}.app-shell{margin:0}main{padding:0;max-width:100%}.prose-card{box-shadow:none;border:0;padding:10px 0}.article{max-width:100%}.callout{break-inside:avoid}}

/* Tanulást támogató, tisztán CSS-alapú szemléltető ábrák. */
.lesson-diagram{margin:22px 0 26px;background:var(--surface-2);border:1px solid var(--line);border-radius:13px;padding:18px}.diagram-caption{font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:850;color:var(--brand);margin-bottom:13px}.flow-diagram{display:flex;gap:7px;align-items:stretch;flex-wrap:wrap}.flow-box{flex:1;min-width:90px;display:grid;place-items:center;text-align:center;font-weight:750;font-size:12px;line-height:1.4;border:1px solid #95c5b4;background:var(--surface);padding:13px 9px;border-radius:9px}.flow-arrow{display:grid;place-items:center;color:var(--brand);font-size:18px;font-weight:900}.compare-diagram{display:grid;grid-template-columns:1fr 1fr;gap:11px}.compare-diagram>div{background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:15px}.compare-diagram b{display:block;color:var(--brand);margin-bottom:9px}.compare-diagram small{display:block;color:var(--sub);font-size:11px;margin-top:5px}.nested-diagram>span{display:block;background:#d9ede7;border:1px solid #84b7a6;border-radius:11px;padding:12px;font-weight:800;font-size:13px;color:#1a5447}.nested-diagram>span>span{display:block;background:#bce4d4;border:1px solid #78b69a;border-radius:9px;padding:12px;margin:10px 0 0 16px}.nested-diagram>span>span>span{display:block;background:#77c6a7;color:#123d31;border-radius:7px;padding:12px;margin:10px 0 0 16px}html[data-theme="dark"] .nested-diagram>span{background:#184638;color:#bcf2d6}html[data-theme="dark"] .nested-diagram>span>span{background:#24644f;color:#e0ffed}html[data-theme="dark"] .nested-diagram>span>span>span{background:#66bb96;color:#102c22}@media(max-width:660px){.flow-diagram{flex-direction:column}.flow-arrow{transform:rotate(90deg);font-size:19px;line-height:1}.compare-diagram{grid-template-columns:1fr}}

/* TanodAI 2.0: szerkesztői, tanulásközpontú megjelenés */
:root{--bg:#f5f7f5;--surface:#ffffff;--surface-2:#eef4f0;--ink:#15262a;--sub:#5c6f72;--line:#dce7e1;--brand:#167956;--brand-dark:#0c654c;--soft:#e3f5e9;--nav:#0b1d29;--nav-line:#28434c;--nav-text:#b5c6c9;--nav-active:#163f3a;--orange:#ffc989;--shadow:0 12px 34px rgba(30,57,48,.035)}
html[data-theme="dark"]{--bg:#101a21;--surface:#18272e;--surface-2:#20343a;--ink:#eff8f4;--sub:#afc5c4;--line:#31484a;--brand:#83e4b4;--brand-dark:#8cebc4;--soft:#1d463b;--shadow:0 15px 32px #0002}
body{font-size:15px;line-height:1.75;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
h1,h2,h3{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.sidebar{width:264px;padding:29px 14px 22px}.app-shell{margin-left:264px}.brand{padding-bottom:25px}.brand-icon{border:1px solid #426f66;background:linear-gradient(140deg,#235f56,#113d46);box-shadow:0 6px 20px #5be9b619}.side-section-title{padding-top:14px}
.main-nav a{padding:9px 13px;font-size:13.5px}.nav-icon{font-size:18px;color:#87aca9}.main-nav a.active .nav-icon{color:#a5edcc}
.topbar{height:77px;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--surface) 94%,transparent)}
main{max-width:1530px}.btn{padding:12px 19px;transition:transform .15s ease,background .15s ease}.btn:hover{transform:translateY(-2px)}
.hero-upgraded{min-height:410px;background:radial-gradient(circle at 76% 48%,#175d54 0%,transparent 43%),linear-gradient(115deg,#102638 3%,#133b42 63%,#124e42 100%);padding:55px clamp(32px,4vw,60px);border-radius:22px}
.hero-upgraded:before,.hero-upgraded:after{display:none}.hero-upgraded .hero-content{max-width:680px;flex:1}.hero-upgraded h1{font-size:clamp(37px,4.5vw,63px);letter-spacing:-2.5px;line-height:1.08;margin:17px 0 20px;font-weight:850}.hero-upgraded p{font-size:15px;line-height:1.78;max-width:585px}.hero-accent{color:#a7edc8}.hero-trust{display:flex;gap:18px;flex-wrap:wrap;font-size:11px;color:#b4d8d1;font-weight:700;margin-top:25px}.hero .eyebrow{color:#b5f3ce}.hero .btn.outline{background:#ffffff10}
.hero-art{position:relative;min-width:280px;height:310px;flex:0 1 37%;display:grid;place-items:center}.art-orbit{border-radius:50%;border:1px solid #9fdcc23b;position:absolute;aspect-ratio:1;box-shadow:0 0 0 25px #9fdcc204}.art-orbit-1{width:280px}.art-orbit-2{width:215px;border-style:dashed;animation:spin 50s linear infinite}.art-orbit-3{width:345px;border-color:#96d9c111}.art-center{width:150px;height:150px;border-radius:40px;display:grid;place-items:center;position:relative;background:linear-gradient(145deg,#aaefd3,#58b99b);color:#124437;box-shadow:0 15px 80px #6cd6b146, inset 0 0 0 1px #d0ffe2;font-size:67px;letter-spacing:-10px;font-weight:900;transform:rotate(-9deg)}.art-center span{position:absolute;right:16px;top:8px;font-size:24px;letter-spacing:0;color:#24745b}.art-tag{position:absolute;font-size:9px;letter-spacing:.1em;font-weight:850;color:#def7e7;border:1px solid #a0f8c64d;background:#0d393a98;backdrop-filter:blur(5px);border-radius:7px;padding:8px 10px;white-space:nowrap}.tag-a{top:24px;left:-4px}.tag-b{right:-5px;top:82px}.tag-c{bottom:24px;left:6px}@keyframes spin{to{transform:rotate(360deg)}}
.stats-grid{margin:18px 0 24px;gap:12px}.stat{padding:21px;border-radius:16px;border-color:var(--line)}.stat b{font-size:32px}.stat small{font-size:11px}.stat em{display:block;margin:5px 0 0}
.dashboard-split{display:grid;grid-template-columns:1.4fr 1fr;gap:14px;margin:15px 0 38px}.resume-card,.daily-idea{border:1px solid var(--line);border-radius:17px;padding:24px 26px;position:relative;overflow:hidden}.resume-card{background:var(--surface);box-shadow:var(--shadow);transition:.2s}.resume-card:hover{border-color:var(--brand);transform:translateY(-2px)}.resume-row{display:flex;justify-content:space-between;gap:12px}.resume-row h2{font-size:22px;letter-spacing:-.65px;margin:9px 0 2px}.resume-row p{font-size:12px;color:var(--sub);margin:0 0 19px}.resume-icon{font-size:24px;color:var(--brand);align-self:center}.large-progress{height:8px;background:var(--surface-2);border-radius:30px;overflow:hidden}.large-progress span{display:block;height:100%;background:linear-gradient(90deg,#24936f,#88dbad);border-radius:30px}.resume-foot{display:flex;justify-content:space-between;font-size:11px;color:var(--sub);margin-top:10px}.resume-foot b{color:var(--brand)}.stretched-link{position:absolute;inset:0}.daily-idea{background:#e6f1e9;border-color:#d3e6db}.daily-idea .eyebrow{color:#246c56}.daily-idea h3{font-size:20px;margin:10px 0 6px;letter-spacing:-.5px;color:#183b32}.daily-idea p{font-size:12px;color:#416358;margin:0 0 14px}.daily-idea .text-link{position:relative;z-index:1;color:#14694d}html[data-theme="dark"] .daily-idea{background:#204239;border-color:#426753}html[data-theme="dark"] .daily-idea :is(h3,p,.eyebrow,.text-link){color:#d2eee1}
.path-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:36px}.path-grid-wide{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.path-card{display:flex;flex-direction:column;min-height:245px;border:1px solid var(--line);background:var(--surface);border-radius:17px;padding:23px;box-shadow:var(--shadow);transition:.2s}.path-card:hover{transform:translateY(-4px);border-color:#6aaf97;color:var(--ink);box-shadow:0 15px 35px #14574114}.path-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.path-icon{font-size:28px;color:var(--brand);background:var(--soft);width:48px;height:48px;display:grid;place-items:center;border-radius:14px}.path-tag{font-size:10px;color:var(--brand);background:var(--soft);padding:4px 8px;border-radius:20px;line-height:1.5;font-weight:800}.path-card h3{font-size:17px;margin:17px 0 7px;line-height:1.3;letter-spacing:-.35px}.path-card p{font-size:12px;color:var(--sub);line-height:1.55;margin:0 0 15px;flex:1}.path-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:10px;color:var(--sub)}.path-meta b{color:var(--brand);white-space:nowrap}.path-card .thinbar{margin-top:12px}
.path-hero{border-radius:20px;background:linear-gradient(125deg,#103441,#125d4a);color:white;padding:35px;margin:18px 0 30px}.path-hero .eyebrow{color:#b4f3cd}.path-hero h1{margin:10px 0}.path-hero p{color:#c9e9df;max-width:740px}.path-hero .badge{background:#d7ffed;color:#124934;margin-top:10px}.path-modules{display:grid;gap:15px;max-width:820px}.path-step{display:grid;grid-template-columns:62px minmax(0,1fr);align-items:center;position:relative}.path-step:not(:last-child):before{content:'';position:absolute;left:28px;top:58px;bottom:-38px;border-left:2px dashed var(--line)}.step-number{display:grid;place-items:center;width:57px;height:57px;z-index:1;background:var(--soft);color:var(--brand);font-weight:900;border-radius:16px}.step-body .module-card{min-height:160px}.step-body .module-card h3{margin:8px 0}.step-body .module-card p{margin-bottom:10px}
.feature-enhanced{min-height:190px;transition:.2s}.feature-enhanced:hover{border-color:var(--brand);transform:translateY(-2px);color:var(--ink)}.feature-enhanced>span{display:inline-block;font-weight:800;font-size:12px;color:var(--brand);margin-top:18px}.feature-icon{font-size:29px;background:var(--soft);width:48px;height:48px;border-radius:14px;display:grid;place-items:center;color:var(--brand)}
.module-focus{border:1px solid #9bcbad6b;background:var(--soft);border-radius:15px;padding:22px 24px;margin:0 0 18px}.module-focus p{font-size:14px;margin:9px 0}.module-focus small{font-size:12px;color:var(--brand);font-weight:650}.lesson-title-row{display:flex;align-items:flex-start;gap:20px;justify-content:space-between}.lesson-title-row h1{flex:1}.bookmark-btn{white-space:nowrap;background:var(--surface);color:var(--sub);border:1px solid var(--line);border-radius:40px;font-size:12px;font-weight:750;padding:9px 13px;margin-top:12px}.bookmark-btn:hover,.bookmark-btn.is-saved{color:var(--brand);border-color:var(--brand);background:var(--soft)}
.deep-dive{padding:19px 20px;background:linear-gradient(145deg,var(--soft),var(--surface));border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:12px;margin:23px 0}.deep-dive-heading{font-size:11px;font-weight:850;color:var(--brand);text-transform:uppercase;letter-spacing:.1em}.deep-dive p{margin:8px 0 0;color:var(--ink);line-height:1.8;font-size:14px}
.prompt-library{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.prompt-template{display:flex;flex-direction:column;align-items:flex-start;min-width:0}.template-top{display:flex;align-items:center;justify-content:space-between;width:100%;gap:10px}.template-index{color:var(--sub);font-size:11px;font-weight:750}.prompt-template h3{font-size:17px;margin:13px 0}.prompt-template pre{white-space:pre-wrap;overflow-wrap:anywhere;flex:1;max-height:230px;overflow:auto;background:var(--surface-2);color:var(--ink);font-family:inherit;font-size:12px;line-height:1.7;border-radius:11px;padding:16px;width:100%;border:1px solid var(--line);margin:0 0 17px}.practice-head{padding:20px 24px;border:1px solid var(--line);border-radius:14px;background:var(--surface);margin-bottom:22px}.practice-head>div:first-child{display:flex;justify-content:space-between;gap:10px;font-weight:700;font-size:13px;margin-bottom:12px}.practice-head b{color:var(--brand)}.challenge-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.challenge-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:17px;display:flex;flex-direction:column;min-height:218px}.challenge-card.challenge-done{border-color:#69bd96;background:linear-gradient(110deg,var(--surface),var(--soft))}.challenge-top{display:flex;justify-content:space-between;gap:8px;align-items:center}.challenge-no{text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:850;color:var(--brand)}.challenge-card h3{margin:16px 0 5px;font-size:18px}.challenge-card p{font-size:12px;color:var(--sub);margin:0 0 19px;flex:1}.challenge-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}.challenge-check{border:1px solid var(--line);color:var(--ink);background:var(--surface-2);border-radius:8px;padding:8px 11px;font-size:11px;font-weight:750}.challenge-check[aria-pressed="true"]{background:var(--soft);color:var(--brand);border-color:var(--brand)}
.empty-state{text-align:center;padding:65px 20px;border:1px dashed var(--line);border-radius:18px;background:var(--surface)}.empty-icon{font-size:55px;color:var(--brand)}.empty-state h2{margin:4px 0}.empty-state p{font-size:13px;color:var(--sub)}.empty-state .btn{margin-top:13px}.saved-list{border-top:0}
@media(max-width:1350px){.hero-art{transform:scale(.83);margin-right:-40px}.hero-upgraded h1{font-size:clamp(35px,4.4vw,55px)}.path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1050px){.hero-art{min-width:220px;transform:scale(.72);margin-right:-65px}.hero-upgraded{min-height:370px}.hero-upgraded h1{font-size:42px}.hero-upgraded p{font-size:13px}}
@media(max-width:920px){.app-shell{margin-left:0}.hero-art{flex:0 1 34%}.dashboard-split{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.hero-art{display:none}.hero-upgraded{min-height:0;padding:40px 34px}.hero-upgraded h1{font-size:clamp(35px,6.2vw,48px)}.dashboard-split{grid-template-columns:1fr}.path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.prompt-library,.challenge-grid{grid-template-columns:1fr}}
@media(max-width:550px){.hero-upgraded{padding:33px 25px}.hero-upgraded h1{font-size:36px;letter-spacing:-1.45px}.hero-trust{gap:9px;font-size:10px}.hero-upgraded .hero-content{max-width:100%}.hero-actions .btn{flex:1;white-space:nowrap;font-size:11px}.path-grid,.path-grid-wide{grid-template-columns:1fr}.path-card{min-height:215px}.lesson-title-row{flex-direction:column;gap:0}.bookmark-btn{margin:-3px 0 17px}.path-step{grid-template-columns:44px minmax(0,1fr)}.path-step:not(:last-child):before{left:20px}.step-number{width:39px;height:45px;font-size:12px}.path-hero{padding:23px}.stat em{font-size:10px}.resume-card,.daily-idea{padding:22px}.challenge-card{padding:19px}}
@media(prefers-reduced-motion:reduce){.art-orbit-2{animation:none}.module-card,.path-card,.resume-card,.btn{transition:none!important}html{scroll-behavior:auto}}
@media print{.hero-art{display:none}.bookmark-btn,.challenge-check{display:none}}