:root{--bg:#111;--bg2:#181818;--line:#2a2a2a;--mut:#aaa;--acc:#e6af4b}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
[hidden]{display:none!important}
body{background:var(--bg);color:#fff;font:400 16px/1.6 "Open Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.nav{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:14px 5vw;background:rgba(17,17,17,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font:700 15px "Roboto Condensed",sans-serif;letter-spacing:.2em}
.brand b{color:var(--acc)}
.nav nav{display:flex;gap:26px;font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.18em;text-transform:uppercase}
.nav nav a{color:var(--mut);transition:color .2s}.nav nav a:hover{color:#fff}
.hero{padding:12vh 5vw 8vh;max-width:1100px;margin:0 auto}
.eyebrow{font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.3em;text-transform:uppercase;color:var(--acc);margin-bottom:22px}
h1{font:700 clamp(44px,8vw,96px)/1.05 "Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.02em}
h1 em{font:italic 400 .9em "Volkhov",serif;text-transform:none;color:var(--acc)}
.lead{max-width:600px;margin-top:28px;color:var(--mut);font-size:18px;font-weight:300}
.cta{display:flex;gap:12px;margin-top:36px;flex-wrap:wrap}
.btn{padding:13px 28px;border:1px solid #fff;font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.2em;text-transform:uppercase;transition:.2s}
.btn:hover{background:#fff;color:#111}
.btn.primary{background:#fff;color:#111}.btn.primary:hover{background:var(--acc);border-color:var(--acc)}
.stats{display:flex;gap:40px;margin-top:56px;list-style:none;color:var(--mut);font-size:14px;flex-wrap:wrap}
.stats b{color:#fff;font:700 22px "Roboto Condensed",sans-serif;margin-right:4px}
.block{max-width:1100px;margin:0 auto;padding:56px 5vw;border-top:1px solid var(--line)}
.head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:28px}
h2{font:700 30px "Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.12em}
.head p{color:var(--mut);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.card{display:flex;gap:16px;padding:20px;background:var(--bg2);border:1px solid var(--line);transition:.2s}
.card:hover{border-color:var(--acc);transform:translateY(-3px)}
.icon{flex:none;width:64px;height:64px;border-radius:14px;background:linear-gradient(135deg,#2a2a2a,#1c1c1c);border:1px solid var(--line);display:grid;place-items:center;font-size:30px;overflow:hidden}
.icon img{width:100%;height:100%;object-fit:cover}
.card h3{font:700 17px "Roboto Condensed",sans-serif;letter-spacing:.08em;text-transform:uppercase;display:flex;justify-content:space-between;gap:8px;align-items:baseline}
.price{font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.1em;color:var(--acc);white-space:nowrap}
.price.free{color:#7ddc8a}
.card p{color:var(--mut);font-size:14px;margin-top:4px;line-height:1.5}
.empty{text-align:center;color:var(--mut);padding:60px 5vw}
footer{border-top:1px solid var(--line);margin-top:40px;padding:48px 5vw;text-align:center}
.foot{display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--mut);font-size:14px}
.small{font-size:12px}.small a:hover{color:#fff}
@media(max-width:640px){.nav nav a:not(.lang):not(.coffee-nav){display:none}}
.promo{background:var(--acc);color:#111;text-align:center;padding:8px 5vw;font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.14em;text-transform:uppercase}
.nav nav .lang{border:1px solid #444;padding:3px 10px;color:#fff}.nav nav .lang:hover{border-color:var(--acc);color:var(--acc)}
.price s{color:#777;margin-right:4px;font-weight:400}.price .free{color:#7ddc8a}
.head .eyebrow{margin-bottom:6px}
.faq{max-width:800px}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font:700 15px "Roboto Condensed",sans-serif;letter-spacing:.1em;text-transform:uppercase}
.faq details p{color:var(--mut);margin-top:10px;font-size:15px}
.app{max-width:900px;margin:0 auto;padding:6vh 5vw}
.back{color:var(--mut);font-size:14px}.back:hover{color:#fff}
.app-head{display:flex;gap:28px;margin:32px 0 48px;align-items:flex-start;flex-wrap:wrap}
.app h1{font-size:clamp(36px,6vw,60px)}
.icon.xl{width:120px;height:120px;font-size:56px;border-radius:26px}
.btn.big{display:inline-block;padding:16px 36px;font-size:13px}
.btn.disabled{border-color:#444;color:#777;cursor:default}.btn.disabled:hover{background:none;color:#777}
.note{margin-top:14px;color:var(--mut);font-size:13px}.note s{color:#777}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.cols h2{font-size:20px;margin-bottom:14px}.cols p{color:var(--mut)}
.feats{list-style:none}.feats li{padding:8px 0;border-bottom:1px solid var(--line);color:var(--mut)}.feats li:before{content:"✓ ";color:var(--acc)}
.meta{display:flex;gap:40px;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.meta dt{font:700 11px "Roboto Condensed",sans-serif;letter-spacing:.2em;text-transform:uppercase;color:var(--mut)}
@media(max-width:700px){.cols{grid-template-columns:1fr}}
/* hero + receipt */
.hero{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center}
.receipt{background:#f4efe4;color:#222;padding:26px 24px 22px;font:400 14px/1.5 ui-monospace,Menlo,Consolas,monospace;transform:rotate(1.6deg);box-shadow:0 20px 50px rgba(0,0,0,.5);position:relative}
.receipt:after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:8px;background:linear-gradient(-45deg,transparent 6px,#f4efe4 0) 0 0/12px 8px,linear-gradient(45deg,transparent 6px,#f4efe4 0) 0 0/12px 8px}
.r-head{font-weight:700;letter-spacing:.12em;text-align:center;border-bottom:1px dashed #999;padding-bottom:12px;margin-bottom:12px;font-size:12px}
.r-row{display:flex;justify-content:space-between;padding:3px 0}
.r-total{display:flex;justify-content:space-between;gap:12px;border-top:1px dashed #999;margin-top:12px;padding-top:12px;font-weight:700}
.r-total b{font-size:22px}
.r-foot{text-align:center;margin-top:16px;color:#666;font-size:12px}
@media(max-width:860px){.hero{grid-template-columns:1fr}.receipt{max-width:340px;transform:rotate(1deg)}}
/* why / about */
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px}
.why h3{font:700 16px "Roboto Condensed",sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--acc);margin-bottom:8px}
.why p,.about p{color:var(--mut)}
.about{max-width:800px}
/* app page */
.app{max-width:960px}
.badge{display:inline-block;margin-top:18px;padding:6px 12px;border:1px solid #2f5a37;background:#12231a;color:#cfe9d4;font-size:13px}
.badge b{color:#7ddc8a;letter-spacing:.12em;margin-right:6px}.badge s{color:#889}
.upd{margin-top:12px;color:var(--mut);font-size:13px}
.app-head .cta{margin-top:18px}
.shots{margin:0 0 48px}.shots h2,.prose h2,.more h2{font-size:22px;margin-bottom:18px}
.shot-grid{display:grid;gap:18px}
.shot-grid figure{border:1px solid var(--line);background:#000;overflow:hidden}
.shot-grid img{display:block;width:100%;height:auto}
.prose{max-width:760px;margin:0 0 44px}
.prose p{color:#ccc;margin-bottom:14px;font-size:17px}.prose strong{color:#fff}
.prose a{color:var(--acc);text-decoration:underline}
.feat-list{padding-left:22px;color:#ccc}.feat-list li{padding:8px 0 8px 6px;font-size:16px;border-bottom:1px solid var(--line)}
.feat-list li::marker{color:var(--acc);font-weight:700}
.perfect{list-style:none}.perfect li{padding:7px 0;color:#ccc}.perfect li:before{content:"→ ";color:var(--acc)}
.more{margin-top:60px;padding-top:40px;border-top:1px solid var(--line)}
.app .faq{max-width:760px}
.meta{margin:0 0 44px}.meta dd{font-size:15px}
/* buy me a coffee */
.nav nav .coffee-nav{font-size:18px;line-height:1;padding:3px 6px;border:1px solid #444;color:#fff}
.nav nav .coffee-nav:hover{border-color:var(--acc);transform:translateY(-1px)}
.btn.coffee-btn{display:inline-block;background:var(--acc);border-color:var(--acc);color:#111;text-align:center}
.btn.coffee-btn:hover{background:#fff;border-color:#fff;color:#111}
.coffee-box{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;margin:0 0 48px;padding:22px 26px;border:1px solid var(--line);border-left:3px solid var(--acc);background:var(--bg2)}
.coffee-box h3{font:700 16px "Roboto Condensed",sans-serif;letter-spacing:.12em;text-transform:uppercase;margin-bottom:4px}
.coffee-box p{color:var(--mut);font-size:14px;max-width:520px}
.foot .coffee-btn{margin:6px 0}
/* ===== sidebar layout ===== */
:root{--sbw:260px}
.nav,.nav-old{display:none}
.shell{display:flex;align-items:flex-start;min-height:100vh}
.sidebar{position:sticky;top:0;flex:none;width:var(--sbw);height:100vh;overflow-y:auto;display:flex;flex-direction:column;padding:22px 16px;background:#0d0d0d;border-right:1px solid var(--line)}
.sidebar>.brand{padding:4px 8px 22px}
.sidebar nav{flex:1}
.sb-h{margin:20px 8px 8px;font:700 11px "Roboto Condensed",sans-serif;letter-spacing:.24em;text-transform:uppercase;color:#666}
.sb-item{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:9px 10px;margin:1px 0;color:var(--mut);font-size:14px;border-left:2px solid transparent;transition:.15s}
.sb-item:hover{color:#fff;background:#161616}
.sb-item.on{color:#fff;background:#181818;border-left-color:var(--acc)}
.sb-item em{font-style:normal;font-size:11px;color:#777;background:#1b1b1b;padding:1px 7px;border-radius:10px}
.sb-foot{display:flex;flex-direction:column;gap:10px;padding-top:16px;border-top:1px solid var(--line)}
.sb-foot .btn{padding:10px 14px;font-size:11px}
.sb-foot .lang{display:block;text-align:center;padding:8px;border:1px solid #333;color:var(--mut);font:700 11px "Roboto Condensed",sans-serif;letter-spacing:.14em;text-transform:uppercase}
.sb-foot .lang:hover{border-color:var(--acc);color:var(--acc)}
.content{flex:1;min-width:0}
.topbar,.scrim,.nav-toggle{display:none}
.promo{position:relative;z-index:30}
/* pages */
.page-head{max-width:1100px;margin:0 auto;padding:7vh 5vw 3vh}
.page-head h1{font-size:clamp(38px,6vw,72px)}
.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.cat-card{display:block;padding:24px;background:var(--bg2);border:1px solid var(--line);transition:.2s}
.cat-card:hover{border-color:var(--acc);transform:translateY(-3px)}
.cat-card h3{font:700 20px "Roboto Condensed",sans-serif;letter-spacing:.1em;text-transform:uppercase;margin-bottom:6px}
.cat-card p{color:var(--mut);font-size:14px;margin-bottom:16px}
.cat-card span{color:var(--acc);font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.14em;text-transform:uppercase}
.head h2 a:hover{color:var(--acc)}
.more-link{color:var(--acc);font:700 12px "Roboto Condensed",sans-serif;letter-spacing:.14em;text-transform:uppercase}
.posts{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.post-card{display:block;padding:22px;background:var(--bg2);border:1px solid var(--line);transition:.2s}
.post-card:hover{border-color:var(--acc);transform:translateY(-3px)}
.post-card time,.post time{color:var(--acc);font:700 11px "Roboto Condensed",sans-serif;letter-spacing:.2em;text-transform:uppercase}
.post-card h3{font:700 19px/1.25 "Roboto Condensed",sans-serif;letter-spacing:.04em;margin:8px 0}
.post-card p{color:var(--mut);font-size:14px}
.post{max-width:760px;margin:0 auto;padding:6vh 5vw}
.post h1{font-size:clamp(30px,4.6vw,48px);text-transform:none;letter-spacing:0;line-height:1.15;margin:10px 0 32px}
.post .body h2{font:700 24px "Roboto Condensed",sans-serif;letter-spacing:.06em;text-transform:uppercase;margin:36px 0 12px}
.post .body h3{font:700 18px "Roboto Condensed",sans-serif;letter-spacing:.06em;margin:24px 0 8px}
.post .body p,.post .body li{color:#ccc;font-size:17px;line-height:1.7}
.post .body p{margin-bottom:16px}.post .body ul,.post .body ol{margin:0 0 18px 24px}.post .body li{padding:3px 0}
.post .body strong{color:#fff}.post .body a{color:var(--acc);text-decoration:underline}
.post .more{margin-top:56px}
.meta dd a{color:var(--acc)}
/* responsive: sidebar becomes a drawer */
@media(max-width:900px){
  .shell{display:block}
  .topbar{display:flex;position:sticky;top:0;z-index:20;justify-content:space-between;align-items:center;padding:12px 5vw;background:rgba(17,17,17,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .burger{font-size:26px;line-height:1;padding:2px 8px;cursor:pointer;color:#fff}
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:50;transform:translateX(-102%);transition:transform .22s ease;box-shadow:0 0 40px rgba(0,0,0,.6)}
  .nav-toggle:checked ~ .shell .sidebar{transform:none}
  .nav-toggle:checked ~ .scrim{display:block;position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.6)}
  .hero{grid-template-columns:1fr}
}