@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
:root{--ink:#151515;--muted:#606060;--border:#d4d4d4;--soft:#f4f4f4;--paper:#fff;--deep:#242424;--wrap:1180px;--radius:13px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.6 'Inter',Arial,sans-serif;color:var(--ink);background:#fff}a{color:inherit}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #686868;outline-offset:3px}.wrap{width:calc(100% - 48px);max-width:var(--wrap);margin:0 auto}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:700;line-height:1.12;letter-spacing:-.045em}h1{font-size:clamp(2.6rem,5.5vw,5.35rem)}h2{font-size:clamp(2rem,3.55vw,3.25rem)}h3{font-size:1.35rem;letter-spacing:-.035em}p{color:#565656}p+p{margin-top:18px}.eyebrow{display:inline-block;font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;font-weight:800;color:#454545;margin-bottom:19px}.lead{font-size:clamp(1.04rem,1.5vw,1.2rem);line-height:1.65;max-width:660px;margin-top:23px}.muted{color:#777}.micro{font-size:.78rem;color:#777;margin-top:16px}.underline-txt{text-decoration:underline;text-decoration-color:#a2a2a2;text-decoration-thickness:2px;text-underline-offset:8px}.prototype-bar{font-size:10px;letter-spacing:.12em;background:#252525;color:#efefef;padding:6px 0}.site-header{background:#fff;position:sticky;top:0;z-index:99;border-bottom:1px solid var(--border)}.nav-inner{display:flex;align-items:center;gap:20px;min-height:82px}.brand{text-decoration:none;display:flex;align-items:center;gap:11px;min-width:225px}.brand-mark{border:2px solid #171717;border-radius:6px;padding:9px 8px;font-size:15px;line-height:1;font-weight:800;letter-spacing:-.06em}.brand-name{font-size:10px;line-height:1.35;font-weight:700;letter-spacing:.01em}.desktop-nav{display:flex;gap:32px;align-items:center;margin-left:auto}.desktop-nav a,.mobile-nav a{text-decoration:none;font-size:.89rem;font-weight:650}.desktop-nav a.is-active{border-bottom:2px solid #191919;padding-bottom:5px}.nav-actions{display:flex;align-items:center;gap:20px;margin-left:18px}.login{text-decoration:none;font-size:13px;white-space:nowrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:13px;border:1px solid #1d1d1d;padding:14px 19px;min-height:49px;text-decoration:none;font-size:.9rem;font-weight:700;line-height:1.25;border-radius:6px;transition:background .15s,color .15s}.button span{font-size:1rem}.button:hover{transform:translateY(-1px)}.button-dark{background:#1d1d1d;color:#fff}.button-dark:hover{background:#3f3f3f}.button-outline{background:transparent;color:#1a1a1a}.button-outline:hover{background:#f1f1f1}.button-light{background:#fff;color:#111;border-color:#fff}.button-sm{font-size:12px;min-height:41px;padding:10px 14px}.menu-toggle,.mobile-nav,.mobile-sticky-cta{display:none}.section{padding:100px 0}.hero{padding:68px 0 88px}.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:56px;align-items:center}.hero-copy h1{max-width:780px}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:28px}.mini-proof{display:flex;flex-wrap:wrap;gap:22px;font-size:11px;color:#666;margin-top:35px;padding-top:20px;border-top:1px solid #ddd}.mini-proof span:before{content:'○ ';font-size:15px;color:#222}.portrait{position:relative;height:590px;background:#e7e7e7;border:1px dashed #bbb;overflow:hidden;border-radius:10px}.portrait>img{width:100%;height:100%;display:block;object-fit:cover;filter:grayscale(1);object-position:center 20%}.portrait-fallback{display:none;align-items:center;justify-content:center;padding:35px;height:100%;text-align:center;color:#5c5c5c}.portrait.no-photo .portrait-fallback{display:flex}.portrait-caption{position:absolute;bottom:18px;left:18px;right:18px;background:#fff;padding:18px 20px;border:1px solid #d2d2d2;display:flex;flex-direction:column;gap:5px;line-height:1.45}.portrait-caption b{font-size:17px}.portrait-caption span{font-size:12px;color:#656565}.section-top{margin-bottom:35px}.section-top h2{max-width:900px}.section-lead{font-size:17px;max-width:760px;margin-top:18px}.cards{display:grid;gap:16px}.three{grid-template-columns:repeat(3,1fr)}.four{grid-template-columns:repeat(4,1fr)}.panel{border:1px solid #cfcfcf;background:#fff;border-radius:10px;padding:30px}.feature-card{min-height:245px;display:flex;flex-direction:column}.feature-card h3{margin:28px 0 12px}.feature-card p{font-size:15px}.number{font-size:13px;font-weight:800}.shaded{background:var(--soft)}.split{display:grid;grid-template-columns:1fr .9fr;gap:75px;align-items:center}.split>div>h2{margin-bottom:24px}.split>div>.button{margin-top:27px}.editorial-box{border:1px solid #999;min-height:390px;background:#fff;border-radius:8px;padding:36px;display:flex;flex-direction:column}.editorial-box>span,.progress-card>span{font-size:11px;font-weight:800;letter-spacing:.14em}.large-quote{font-size:clamp(2.5rem,3.5vw,3.8rem);letter-spacing:-.055em;line-height:1.18;font-weight:700;margin:50px 0 25px}.editorial-box p{font-size:14px}.big-arrow{font-size:50px;margin-top:auto;text-align:right}.steps{display:grid;gap:8px}.step{border-top:2px solid #252525;padding:23px 14px 20px 0;min-height:185px}.step span{font-weight:700;font-size:12px}.step h3{margin:28px 0 10px}.step p{font-size:14px}.section-bottom-link{margin-top:36px}.standout{background:#ededed}.big-feature{display:grid;grid-template-columns:1.2fr .8fr;align-items:stretch;gap:42px}.big-feature h2{max-width:700px}.big-feature p{max-width:660px}.feature-bullets{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.feature-bullets span{border:1px solid #bbb;border-radius:100px;padding:6px 12px;font-size:12px;font-weight:600}.course-visual{background:#191919;color:#fff;padding:35px;min-height:380px;display:flex;flex-direction:column;border-radius:8px}.outline-label,.course-visual>span:first-child{font-size:11px;letter-spacing:.15em;font-weight:700}.course-visual strong{font-size:150px;font-weight:700;letter-spacing:-.1em;line-height:.9;margin:auto 0}.course-visual small{font-size:18px;line-height:1;letter-spacing:0;font-weight:500;display:inline-block;vertical-align:middle;max-width:150px;margin-left:14px}.course-visual p{color:#ddd;font-size:15px}.course-arrow{font-size:35px;margin-top:25px;align-self:flex-end}.category-card{position:relative;min-height:275px;text-decoration:none;display:flex;flex-direction:column}.category-card>span:first-child{font-size:11px;font-weight:800;letter-spacing:.1em}.category-card h3{font-size:26px;line-height:1.2;margin:32px 0 12px}.category-card p{font-size:14px}.category-card .arrow{margin-top:auto;align-self:end;font-size:25px}.category-card:hover{border-color:#333;background:#fcfcfc}.trust-tiles{display:grid;gap:12px}.trust-tiles>div{border:1px solid #bcbcbc;padding:21px 23px;background:#fff;display:flex;gap:10px;align-items:center}.trust-tiles span{font-weight:800;font-size:12px;margin-right:18px}.trust-tiles b{font-size:15px}.trust-tiles small{color:#777;margin-left:auto;max-width:160px}.dark-section{background:#202020;color:#fff}.closing{max-width:950px;text-align:center}.closing h2{font-size:clamp(2.1rem,4.2vw,4.7rem)}.closing p{color:#cdcdcd;max-width:650px;margin:28px auto}.closing .button{margin:12px auto 0}.footer{background:#f7f7f7;border-top:1px solid #d2d2d2}.foot-grid{padding:58px 0;display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:55px}.foot-grid>div{display:flex;flex-direction:column;gap:9px}.foot-grid b{font-size:13px}.foot-grid a{font-size:13px;text-decoration:none;color:#555}.foot-grid p{font-size:13px}.foot-brand{font-size:26px;letter-spacing:-.05em;font-weight:800}.small-note{font-size:11px;color:#888;max-width:350px}.foot-bottom{border-top:1px solid #ccc;display:flex;justify-content:space-between;color:#999;font-size:11px;padding:20px 0;gap:10px}.page-hero{background:#f4f4f4;padding:86px 0}.compact-hero{max-width:1160px}.compact-hero h1{max-width:1060px}.situation h3{font-size:25px;line-height:1.25}.situation p{margin-top:14px}.method-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.method-col{border-top:4px solid #202020;background:#fff;padding:30px;min-height:275px}.method-num{font-size:12px;font-weight:800}.method-col h3{font-size:28px;line-height:1.16;margin:55px 0 15px}.method-col p{font-size:14px}.lesson-demo{display:grid;grid-template-columns:300px 1fr;border:1px solid #c5c5c5;border-radius:12px;overflow:hidden;min-height:380px}.lesson-sidebar{background:#f4f4f4;padding:24px}.lesson-head{font-size:11px;letter-spacing:.08em;font-weight:700;color:#6c6c6c;margin-bottom:22px}.lesson-tab{width:100%;border:1px solid transparent;text-align:left;padding:17px 14px;background:none;font-weight:700;font-size:15px}.lesson-tab span{font-size:11px;color:#888;margin-right:15px}.lesson-tab.active{background:#1e1e1e;color:#fff;border-radius:6px}.lesson-tab.active span{color:#d2d2d2}.lesson-stage{padding:34px 42px;display:flex;flex-direction:column;gap:25px}.stage-top,.stage-nav{display:flex;justify-content:space-between;font-size:12px;color:#8a8a8a}.lesson-copy{margin:auto 0}.lesson-copy h3{font-size:clamp(1.9rem,3.1vw,3rem);margin-bottom:18px}.lesson-copy p{max-width:550px}.info-line{display:flex;gap:30px;padding:25px 0;border-bottom:1px solid #ccc;align-items:start}.info-line b{min-width:145px}.info-line p{max-width:840px}.progress-card{border:1px solid #bbb;border-radius:10px;padding:30px 35px;background:#fff;min-height:330px}.progress-card h3{margin:40px 0}.progress-line{display:flex;justify-content:space-between;gap:10px;font-size:14px}.progress-line b{font-size:14px}.progress-bar{height:11px;border-radius:20px;background:#dedede;overflow:hidden;margin:14px 0 25px}.progress-bar i{display:block;background:#262626;height:100%}.progress-row{display:flex;flex-wrap:wrap;gap:12px}.progress-row span{font-size:12px;border:1px solid #ccc;padding:8px;border-radius:4px}.quick-route{padding:30px;background:#f4f4f4;border-radius:10px;display:grid;grid-template-columns:auto minmax(100px,180px) auto 1fr auto;gap:15px;align-items:center}.quick-route label{font-size:13px;font-weight:700}.quick-route select,.field select,.field input{border:1px solid #bcbcbc;border-radius:6px;padding:13px;background:#fff;min-height:46px;min-width:0}.quick-route .button{white-space:nowrap}.faq-section{max-width:1180px}.faq-section details{border-top:1px solid #ccc;padding:20px 0}.faq-section details:last-of-type{border-bottom:1px solid #ccc}.faq-section summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq-section summary::after{content:'+';font-size:22px}.faq-section details[open] summary::after{content:'−'}.faq-section details p{padding:14px 30px 4px 0;max-width:820px;font-size:14px}.catalog-first{padding:45px 0 80px}.feature-course{display:grid;grid-template-columns:1fr 290px;gap:20px;border:2px solid #242424;border-radius:14px;padding:38px;background:#fff}.featured-copy h2{margin-bottom:18px}.featured-copy>p{max-width:690px}.featured-copy .actions{margin-top:24px}.feature-big-num{border:1px solid #c2c2c2;background:#f3f3f3;border-radius:8px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:18px}.feature-big-num b{font-size:120px;line-height:1;letter-spacing:-.1em}.feature-big-num span{font-size:15px;font-weight:700;margin-top:20px}.catalog-head{display:flex;justify-content:space-between;gap:30px;align-items:end}.catalog-head h2{margin-bottom:14px}.catalog-head p{max-width:720px}.catalog-count{font-size:12px;font-weight:700;border:1px solid #bbb;white-space:nowrap;padding:8px 13px;border-radius:100px}.filter-panel{background:#fff;border:1px solid #ccc;border-radius:10px;padding:24px;margin-top:33px}.filter-row{display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:8px}.field span{font-size:12px;font-weight:800}.filter-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:23px}.type-tabs{display:flex;flex-wrap:wrap;gap:7px}.type-tabs button{border:1px solid #bbb;background:#fff;border-radius:30px;padding:9px 16px;font-size:12px;font-weight:700}.type-tabs button.is-selected{background:#202020;color:#fff;border-color:#202020}.reset-link{border:0;background:none;text-decoration:underline;font-size:12px;font-weight:700;padding:10px;color:#333}.results-bar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:35px 0 18px}.results-bar strong{font-size:18px}.results-bar span{font-size:12px;color:#777}.products-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.product-card{display:flex;flex-direction:column;padding:23px;min-height:315px}.product-head{display:flex;justify-content:space-between;gap:9px}.product-kind{font-size:10px;letter-spacing:.12em;font-weight:800}.product-grade{color:#777;font-size:11px}.product-card h3{font-size:21px;margin:25px 0 10px}.product-card p{font-size:13px}.product-series{font-size:11px;color:#777;margin-top:auto;padding-top:20px}.product-bottom{margin-top:15px;padding-top:14px;border-top:1px solid #ddd;display:flex;align-items:center;justify-content:space-between;gap:12px}.product-bottom .button{font-size:12px;min-height:39px;padding:8px 12px}.product-bottom span{font-size:11px;color:#888}.empty-state{text-align:center;padding:55px;background:#fff;border:1px dashed #bbb}.empty-state p{margin:10px 0 20px}.breadcrumbs{font-size:12px;color:#888;margin-bottom:27px}.breadcrumbs a{text-decoration:none}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:60px}.detail-layout h2{margin-bottom:25px}.detail-layout>div>p{margin-bottom:23px}.detail-side{display:flex;flex-direction:column;gap:14px}.side-panel{border:1px solid #c4c4c4;border-radius:9px;padding:25px;background:#fff}.side-panel h3{font-size:22px;line-height:1.2;margin:13px 0}.side-panel p{font-size:13px;margin-bottom:20px}.side-panel .button{font-size:12px;padding:10px;width:100%}.side-panel b{font-size:15px}.detail-properties{display:grid;gap:8px}.property{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #ddd;padding:14px 0}.property b{font-size:14px}.property span{font-size:14px;color:#666;text-align:right}.explain{margin-top:35px;background:#f6f6f6}.explain p{margin-top:10px;font-size:14px}.course-hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:60px;align-items:center}.main-course-hero .hero-course-shape{min-height:400px;background:#242424}.main-course-hero .hero-course-shape strong{font-size:150px}.module-list{margin-top:30px;border-top:1px solid #bbb}.module{border-bottom:1px solid #bbb}.module summary{display:flex;align-items:center;gap:20px;cursor:pointer;list-style:none;padding:20px 0;font-size:17px;font-weight:700}.module summary::-webkit-details-marker{display:none}.module-n{font-size:12px;color:#888;min-width:30px}.module summary>span:nth-child(2){flex:1}.mod-plus{font-size:22px;font-weight:400}.module[open] .mod-plus{transform:rotate(45deg)}.module p{font-size:14px;padding:0 35px 20px 50px}.mobile-nav[hidden]{display:none!important}
@media(max-width:1080px){.desktop-nav{gap:19px}.nav-actions{gap:12px;margin-left:0}.brand{min-width:195px}.nav-inner{gap:15px}.split{gap:35px}.quick-route{grid-template-columns:1fr 1fr}.quick-route label{display:none}.quick-route .button{grid-column:1/-1}.products-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.section{padding:72px 0}.hero{padding:56px 0}.hero-grid,.big-feature,.course-hero-grid,.split,.detail-layout{grid-template-columns:1fr}.portrait{height:460px;max-width:470px}.desktop-nav,.nav-actions{display:none}.menu-toggle{display:block;margin-left:auto;border:1px solid #ddd;background:#fff;width:44px;height:44px;border-radius:5px;padding:9px}.menu-toggle span{display:block;background:#222;height:2px;margin:5px 0}.mobile-nav:not([hidden]){display:flex;flex-direction:column;gap:0;padding:4px 24px 20px;border-top:1px solid #ddd}.mobile-nav a{padding:14px 2px;border-bottom:1px solid #eee}.three,.method-columns{grid-template-columns:repeat(2,1fr)}.four{grid-template-columns:repeat(2,1fr)}.feature-course{grid-template-columns:1fr}.feature-big-num{min-height:200px}.course-visual{min-height:340px}.quick-route{grid-template-columns:1fr 1fr}.foot-grid{grid-template-columns:1.5fr 1fr;gap:25px}.foot-grid>div:last-child{grid-column:1/-1}.mobile-sticky-cta{position:fixed;display:block;bottom:0;left:0;right:0;z-index:101;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.97);border-top:1px solid #ccc;box-shadow:0 -7px 24px rgba(0,0,0,.07)}.mobile-sticky-cta .button{display:flex;width:100%;min-height:52px}body{padding-bottom:76px}.lesson-demo{grid-template-columns:1fr}.lesson-sidebar{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}.lesson-head{grid-column:1/-1}.lesson-tab{text-align:center;font-size:12px;padding:12px 5px}.lesson-tab span{display:none}}
@media(max-width:580px){.wrap{width:calc(100% - 36px)}h1{font-size:clamp(2.25rem,10vw,3.4rem)}h2{font-size:clamp(1.95rem,7vw,2.8rem)}.section{padding:60px 0}.hero{padding:42px 0 60px}.nav-inner{min-height:64px}.brand-name{font-size:9px}.brand-mark{font-size:12px}.hero-grid{gap:25px}.portrait{height:380px}.actions{flex-direction:column;align-items:stretch}.actions>.button{width:100%}.mini-proof{gap:8px 16px}.three,.four,.method-columns,.products-grid{grid-template-columns:1fr}.panel{padding:24px}.feature-card{min-height:180px}.feature-card h3{margin-top:20px}.section-top{margin-bottom:28px}.section-lead{font-size:15px}.step{min-height:120px}.step h3{margin:16px 0 8px}.course-visual{min-height:320px}.course-visual strong{font-size:110px}.course-visual small{font-size:14px;max-width:120px}.editorial-box{min-height:300px}.large-quote{margin:35px 0 20px}.trust-tiles>div{display:block}.trust-tiles b{display:block;margin:10px 0}.trust-tiles small{display:block;margin:0}.page-hero{padding:62px 0}.lesson-stage{padding:22px}.info-line{display:block}.info-line b{display:block;margin-bottom:10px}.quick-route{grid-template-columns:1fr}.quick-route .button{grid-column:auto}.catalog-head{display:block}.catalog-count{display:inline-block;margin-top:18px}.filter-row{grid-template-columns:1fr}.filter-panel{padding:18px}.filter-bottom{display:block}.reset-link{margin-top:10px}.results-bar{align-items:start;flex-direction:column;gap:3px}.feature-course{padding:22px}.feature-big-num b{font-size:92px}.foot-grid{grid-template-columns:1fr}.foot-grid>div:last-child{grid-column:auto}.foot-bottom{display:block}.course-hero-grid{gap:25px}.hero-course-shape{min-height:250px!important}.hero-course-shape strong{font-size:100px!important}.detail-layout{gap:26px}.module summary{font-size:15px}.product-card{min-height:250px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.course-facts{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 22px}
.course-facts>div{min-width:125px;background:#f2f2f2;border:1px solid #d9d9d9;border-radius:10px;padding:12px 16px;display:grid;gap:2px}
.course-facts strong{font-size:30px;line-height:1.1;letter-spacing:-.05em}
.course-facts span{font-size:12px;color:#666}
.fact-row{display:flex;gap:24px;flex-wrap:wrap;margin:24px 0}
.fact-row>div{display:grid;gap:5px;border-top:2px solid #222;padding-top:10px;min-width:175px}
.fact-row b{font-size:15px}
.fact-row span{font-size:13px;color:#666}
.subtle-why{padding-top:15px;border-top:1px solid #ddd;margin-top:16px!important;font-size:13px}
.prototype-price{font-size:24px;font-weight:800;letter-spacing:-.03em;margin:14px 0}
.product-pair{font-size:12px;color:#555;background:#f3f3f3;border-left:2px solid #555;padding:8px 10px;margin-top:10px}
.product-price{font-size:15px;font-weight:800;margin-top:auto}
.product-volume{font-size:12px;color:#666}
.card-status{font-size:11px;color:#686868}
.filter-row:has(#catalog-series){grid-template-columns:repeat(4,minmax(0,1fr))}
.lesson-sidebar:has([data-lesson="4"]){align-content:start}
@media(max-width:1080px){.filter-row:has(#catalog-series){grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:800px){.lesson-sidebar:has([data-lesson="4"]){grid-template-columns:repeat(5,1fr)}.lesson-tab{font-size:12px}}
@media(max-width:580px){.filter-row:has(#catalog-series){grid-template-columns:1fr}.course-facts>div{min-width:0;flex:1}.course-facts strong{font-size:25px}.course-facts span{font-size:10px}.lesson-sidebar:has([data-lesson="4"]){grid-template-columns:repeat(5,minmax(0,1fr))}.lesson-tab{font-size:11px!important;padding:8px 2px!important}.hero-copy h1{font-size:clamp(34px,9vw,48px)}.portrait{height:280px}.hero-grid{gap:16px}.home-hero .lead{font-size:16px}}

/* v5: emphasis selected by the stakeholder in the original concept */
.home-free-note {max-width:46ch;margin:16px 0 0;padding:12px 14px;border-left:3px solid var(--ink);background:var(--soft);font-size:14px;line-height:1.55}
.home-free-note strong{font-weight:800}
.home-free-note a {font-weight:700;white-space:normal;text-decoration:underline;text-underline-offset:3px}
.home-stats {display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;padding:15px 0 11px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.home-stats>div {display:flex;flex-direction:column;min-width:77px}
.home-stats strong{font-weight:800;font-size:clamp(24px,3vw,33px);line-height:1.1}
.home-stats span{color:var(--muted);font-size:12px;margin-top:3px}
.home-positioning {margin:22px 0 4px;padding:24px;background:var(--deep);color:var(--paper);border-radius:var(--radius);max-width:770px}
.home-positioning .eyebrow{color:#ddd}
.home-positioning p {font-size:clamp(19px,2.2vw,25px);line-height:1.36;margin:10px 0}
.home-positioning small{display:block;color:#ddd;font-size:11px;line-height:1.45}
.founder-thesis {border-left:3px solid var(--ink);padding:12px 0 12px 20px;margin:20px 0;font-size:clamp(18px,2vw,22px);font-weight:600;line-height:1.43}
.founder-thesis span{display:block;color:var(--muted);font-size:11px;line-height:1.5;font-weight:400;margin-top:8px}
.thought-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.thought-tags span {padding:5px 8px;background:var(--soft);border:1px solid var(--border);border-radius:7px;font-size:11px;font-weight:650}
@media(max-width:580px) { .home-stats{justify-content:space-between;gap:8px}.home-stats>div{min-width:0}.home-positioning{padding:18px}.home-free-note{font-size:13px} }

.mobile-author-teaser{display:none}
@media(max-width:580px){
  .home-hero .hero-copy h1{font-size:clamp(32px,9vw,42px);line-height:1.04}
  .home-hero .hero-copy .lead{font-size:15px;line-height:1.48}
  .mobile-author-teaser{display:flex;align-items:center;gap:12px;margin:13px 0 16px;min-height:64px}
  .mobile-author-teaser img{width:60px;height:68px;flex:none;object-fit:cover;border:1px solid var(--border);border-radius:7px;background:var(--soft)}
  .mobile-author-teaser.no-photo:before{content:'Фото';display:grid;place-items:center;width:60px;height:68px;flex:none;border:1px solid var(--border);border-radius:7px;background:var(--soft);font-size:10px;color:var(--muted)}
  .mobile-author-teaser strong{display:block;font-size:14px;line-height:1.35}
  .mobile-author-teaser span{display:block;font-size:11px;color:var(--muted);line-height:1.35;margin-top:3px}
  .home-hero .portrait{display:none}
}