/* ROMANDEV — основной сайт. Палитра сохранена: синий #2563eb, чёрный, белый. Префикс --rd- (не пересекается с общей темой Мастерской) */
:root{
  --rd-bg:#ffffff;--rd-soft:#f5f7fb;--rd-ink:#0b1220;--rd-mut:#5b6577;--rd-line:#e3e8f0;
  --rd-blue:#2563eb;--rd-blue2:#1d4ed8;--rd-blue-soft:#eaf1ff;--rd-dark:#0a0f1c;--rd-dark2:#111a2e;
  --rd-green:#16a34a;--rd-amber:#f59e0b;
  --rd-r:16px;--rd-shadow:0 10px 30px -12px rgba(15,23,42,.18);
  --rd-font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;
  --rd-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--rd-font);color:var(--rd-ink);background:var(--rd-bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}a{color:var(--rd-blue);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:800}h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800}h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px 12px;z-index:99}
/* шапка */
.hdr{position:sticky;top:0;z-index:50;background:rgba(10,15,28,.86);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:800;letter-spacing:.06em;color:#fff;font-size:1.05rem;display:flex;align-items:center;gap:10px}
.logo:hover{text-decoration:none}.logo i{font-style:normal;color:var(--rd-blue);font-family:var(--rd-mono)}
.nav{display:flex;gap:26px;align-items:center}.nav a{color:#cbd5e1;font-size:.95rem}.nav a:hover,.nav a.on{color:#fff;text-decoration:none}
.burger{display:none;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:12px;font-weight:700;border:1px solid transparent;cursor:pointer;font-size:1rem;font-family:inherit;transition:.18s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-p{background:var(--rd-blue);color:#fff;box-shadow:0 8px 24px -8px rgba(37,99,235,.7)}.btn-p:hover{background:var(--rd-blue2)}
.btn-g{background:transparent;color:#fff;border-color:rgba(255,255,255,.28)}.btn-g:hover{border-color:#fff}
.btn-o{background:#fff;color:var(--rd-ink);border-color:var(--rd-line)}.btn-o:hover{border-color:var(--rd-blue);color:var(--rd-blue)}
.btn-sm{padding:9px 16px;font-size:.92rem}
/* hero */
.hero{background:radial-gradient(900px 500px at 85% -10%,rgba(37,99,235,.35),transparent 60%),radial-gradient(700px 400px at 0% 100%,rgba(37,99,235,.18),transparent 60%),var(--rd-dark);color:#fff;padding:84px 0 70px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at 60% 30%,#000 10%,transparent 70%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-family:var(--rd-mono);font-size:.82rem;color:#93c5fd;background:rgba(37,99,235,.16);border:1px solid rgba(96,165,250,.3);padding:6px 12px;border-radius:99px;margin-bottom:22px}
.eyebrow b{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.25)}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#60a5fa,#93c5fd);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:#cbd5e1;max-width:560px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 22px}
.hero .price-tag{color:#94a3b8;font-size:.95rem}.hero .price-tag b{color:#fff}
.term{background:#0d1426;border:1px solid rgba(255,255,255,.1);border-radius:14px;box-shadow:0 30px 60px -20px rgba(0,0,0,.6);font-family:var(--rd-mono);font-size:.85rem;overflow:hidden}
.term .bar{display:flex;gap:7px;padding:12px 14px;background:#0a1020;border-bottom:1px solid rgba(255,255,255,.07)}
.term .bar i{width:11px;height:11px;border-radius:50%;background:#334155}.term .bar i:nth-child(1){background:#ef4444}.term .bar i:nth-child(2){background:#f59e0b}.term .bar i:nth-child(3){background:#22c55e}
.term .bar span{margin-left:10px;color:#64748b;font-size:.78rem}
.term pre{margin:0;padding:18px 20px;color:#cbd5e1;line-height:1.75;white-space:pre-wrap}
.term .k{color:#c084fc}.term .s{color:#86efac}.term .c{color:#64748b}.term .n{color:#fbbf24}.term .f{color:#60a5fa}
.caret{display:inline-block;width:8px;height:1em;background:#60a5fa;vertical-align:-2px;animation:bl 1s steps(1) infinite}@keyframes bl{50%{opacity:0}}
/* полоса цифр */
.stats{background:var(--rd-dark2);color:#fff;border-top:1px solid rgba(255,255,255,.06)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:26px;padding-bottom:26px}
.stat b{display:block;font-size:1.9rem;font-weight:800;letter-spacing:-.02em}.stat span{color:#94a3b8;font-size:.9rem}
/* секции */
section{padding:84px 0}.soft{background:var(--rd-soft)}.dark{background:var(--rd-dark);color:#e2e8f0}
.sh{max-width:720px;margin-bottom:44px}.sh .tag{font-family:var(--rd-mono);font-size:.8rem;color:var(--rd-blue);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;display:block}
.sh p{color:var(--rd-mut);font-size:1.08rem}.dark .sh p{color:#94a3b8}.sh.c{text-align:center;margin-left:auto;margin-right:auto}
.grid{display:grid;gap:20px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--rd-line);border-radius:var(--rd-r);padding:26px;transition:.2s}
.card:hover{box-shadow:var(--rd-shadow);transform:translateY(-3px);border-color:#cfd8e6}
.card .ic{width:46px;height:46px;border-radius:12px;background:var(--rd-blue-soft);color:var(--rd-blue);display:grid;place-items:center;margin-bottom:16px;font-size:1.3rem}
.card p{color:var(--rd-mut);margin:0;font-size:.96rem}
/* процесс */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{position:relative;background:#fff;border:1px solid var(--rd-line);border-radius:var(--rd-r);padding:28px}
.step:before{counter-increment:s;content:"0" counter(s);font-family:var(--rd-mono);font-size:2.3rem;font-weight:800;color:var(--rd-blue-soft);-webkit-text-stroke:1.5px var(--rd-blue);display:block;margin-bottom:10px}
.step p{color:var(--rd-mut);margin:0}
/* цены */
.price{display:flex;flex-direction:column;background:#fff;border:1px solid var(--rd-line);border-radius:20px;padding:28px}
.price.hot{border:2px solid var(--rd-blue);position:relative;box-shadow:0 24px 48px -24px rgba(37,99,235,.45)}
.price.hot:before{content:"Чаще всего берут";position:absolute;top:-13px;left:24px;background:var(--rd-blue);color:#fff;font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:99px}
.price h3{font-size:1.25rem}.price .sum{font-size:2.1rem;font-weight:800;letter-spacing:-.03em;margin:6px 0 2px}.price .sum small{font-size:.95rem;color:var(--rd-mut);font-weight:500}
.price .term2{color:var(--rd-mut);font-size:.9rem;margin-bottom:16px}
.price ul{list-style:none;padding:0;margin:0 0 22px;flex:1}.price li{padding:7px 0 7px 26px;position:relative;font-size:.95rem;border-bottom:1px dashed var(--rd-line)}
.price li:before{content:"✓";position:absolute;left:0;color:var(--rd-green);font-weight:800}
.price .btn{justify-content:center}
.note{font-size:.88rem;color:var(--rd-mut)}
/* демо-карточки */
.demo{display:flex;flex-direction:column;background:#fff;border:1px solid var(--rd-line);border-radius:var(--rd-r);overflow:hidden;color:inherit;transition:.2s}
.demo:hover{text-decoration:none;box-shadow:var(--rd-shadow);transform:translateY(-4px)}
.demo .shot{aspect-ratio:16/10;background:#e9eef7;border-bottom:1px solid var(--rd-line);overflow:hidden}.demo .shot svg{width:100%;height:100%}
.demo .in{padding:18px 20px 20px}.demo .meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.chip{font-size:.74rem;padding:3px 10px;border-radius:99px;background:var(--rd-soft);color:var(--rd-mut);border:1px solid var(--rd-line)}
.chip.b{background:var(--rd-blue-soft);color:var(--rd-blue);border-color:#c7dafc}
.demo h3{margin-bottom:4px}.demo p{color:var(--rd-mut);font-size:.92rem;margin:0}
/* навыки */
.tags{display:flex;flex-wrap:wrap;gap:8px}.tag2{font-family:var(--rd-mono);font-size:.85rem;padding:7px 13px;border-radius:10px;background:#fff;border:1px solid var(--rd-line)}
.dark .tag2{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);color:#e2e8f0}
.skill{margin-bottom:16px}.skill .l{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:6px}.skill .bar{height:8px;border-radius:99px;background:var(--rd-line);overflow:hidden}.skill .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--rd-blue),#60a5fa);border-radius:99px;width:0;transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
/* отзывы */
.rev{background:#fff;border:1px solid var(--rd-line);border-radius:var(--rd-r);padding:24px}.rev .st{color:var(--rd-amber);letter-spacing:2px}.rev q{display:block;margin:10px 0 14px;quotes:none;color:#1e293b}
.rev .who{display:flex;gap:10px;align-items:center;font-size:.9rem}.rev .av{width:38px;height:38px;border-radius:50%;background:var(--rd-blue-soft);color:var(--rd-blue);display:grid;place-items:center;font-weight:800}.rev small{color:var(--rd-mut);display:block}
/* FAQ */
details{background:#fff;border:1px solid var(--rd-line);border-radius:14px;padding:0 22px;margin-bottom:12px}
summary{cursor:pointer;padding:18px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:16px}summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-size:1.4rem;color:var(--rd-blue);line-height:1}details[open] summary:after{content:"−"}details p{color:var(--rd-mut);padding-bottom:16px;margin:0}
/* контакт-блок */
.cta-box{background:linear-gradient(135deg,var(--rd-blue2),var(--rd-blue));color:#fff;border-radius:24px;padding:48px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.cta-box h2{color:#fff}.cta-box p{color:#dbeafe}
form.f{display:grid;gap:12px}.f input,.f textarea,.f select{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--rd-line);font:inherit;background:#fff;color:var(--rd-ink)}
.f textarea{min-height:110px;resize:vertical}.f input:focus,.f textarea:focus,.f select:focus{outline:2px solid var(--rd-blue);border-color:transparent}
.links{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
/* калькулятор */
.calc{background:#fff;border:1px solid var(--rd-line);border-radius:20px;padding:30px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px}
.calc fieldset{border:0;padding:0;margin:0 0 18px}.calc legend{font-weight:700;margin-bottom:8px}
.opt{display:flex;gap:8px;flex-wrap:wrap}.opt label{cursor:pointer}.opt input{position:absolute;opacity:0}
.opt span{display:inline-block;padding:9px 15px;border:1px solid var(--rd-line);border-radius:10px;font-size:.92rem;transition:.15s}
.opt input:checked+span{background:var(--rd-blue);color:#fff;border-color:var(--rd-blue)}.opt input:focus-visible+span{outline:2px solid var(--rd-blue);outline-offset:2px}
.calc .res{background:var(--rd-dark);color:#fff;border-radius:16px;padding:26px;align-self:start;position:sticky;top:90px}
.calc .res .big{font-size:2.2rem;font-weight:800;letter-spacing:-.03em;margin:8px 0}.calc .res small{color:#94a3b8}
/* резюме / таймлайн */
.tl{border-left:2px solid var(--rd-line);margin-left:8px;padding-left:26px}.tl .it{position:relative;margin-bottom:28px}.tl .it:before{content:"";position:absolute;left:-34px;top:6px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--rd-blue)}
.tl .yr{font-family:var(--rd-mono);font-size:.84rem;color:var(--rd-blue)}
.cv{display:grid;grid-template-columns:320px 1fr;gap:40px;align-items:start}.cv aside{position:sticky;top:90px;background:var(--rd-soft);border:1px solid var(--rd-line);border-radius:20px;padding:26px}
.ava{width:92px;height:92px;border-radius:24px;background:linear-gradient(135deg,var(--rd-blue),#60a5fa);display:grid;place-items:center;color:#fff;font-size:2.4rem;font-weight:800;margin-bottom:16px;font-family:var(--rd-mono)}
/* хлебные крошки / статьи */
.crumbs{font-size:.88rem;color:#94a3b8;margin-bottom:14px}.crumbs a{color:#93c5fd}
.page-h{background:var(--rd-dark);color:#fff;padding:56px 0 48px}.page-h p{color:#cbd5e1;max-width:680px;font-size:1.12rem;margin:0}
.art{max-width:760px}.art h2{margin-top:1.6em;font-size:1.6rem}.art ul,.art ol{padding-left:1.2em}.art li{margin-bottom:.4em}
.art blockquote{border-left:4px solid var(--rd-blue);margin:1.4em 0;padding:.4em 1.2em;background:var(--rd-blue-soft);border-radius:0 12px 12px 0}
.art code{background:var(--rd-soft);padding:2px 6px;border-radius:6px;font-family:var(--rd-mono);font-size:.9em}
.art table{width:100%;border-collapse:collapse;margin:1.2em 0}.art th,.art td{border:1px solid var(--rd-line);padding:10px 12px;text-align:left;font-size:.95rem}.art th{background:var(--rd-soft)}
/* футер */
.ftr{background:var(--rd-dark);color:#94a3b8;padding:54px 0 30px;font-size:.93rem}
.ftr .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;margin-bottom:34px}.ftr h4{color:#fff;margin:0 0 12px;font-size:.95rem}.ftr a{color:#94a3b8;display:block;margin-bottom:8px}.ftr a:hover{color:#fff;text-decoration:none}
.ftr .bt{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
/* плавающая кнопка */
.fab{position:fixed;right:18px;bottom:18px;z-index:40;display:flex;flex-direction:column;gap:10px}
.fab a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 10px 24px -8px rgba(0,0,0,.45);font-weight:800}.fab a:hover{text-decoration:none;transform:scale(1.07)}
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
@media(max-width:920px){
  .hero .wrap,.cta-box,.calc,.cv{grid-template-columns:1fr}.g3,.g4,.steps{grid-template-columns:1fr 1fr}.stats .wrap{grid-template-columns:1fr 1fr}.ftr .cols{grid-template-columns:1fr 1fr}
  .cv aside,.calc .res{position:static}.cta-box{padding:30px}
}
@media(max-width:640px){
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--rd-dark);flex-direction:column;padding:16px 20px 22px;gap:16px;border-bottom:1px solid rgba(255,255,255,.1)}.nav.open{display:flex}.burger{display:block}
  .g2,.g3,.g4,.steps{grid-template-columns:1fr}section{padding:60px 0}.hero{padding:56px 0 48px}.ftr .cols{grid-template-columns:1fr}
}
/* ===== Светлый стиль как на прежнем roman-developer.ru: шрифт Jura/Arial, тонкие иконки, белая шапка ===== */
:root{--rd-font:'Jura',Arial,Helvetica,sans-serif;--rd-ink:#111;--rd-mut:#666;--rd-line:rgba(0,0,0,.09);--rd-soft:#fafafa}
.wrap{max-width:1200px}
body{line-height:1.55}
h1,h2,h3{letter-spacing:0;font-weight:700}
h1{font-size:clamp(2rem,3.6vw,2.7rem);line-height:1.2}h2{font-size:clamp(1.6rem,2.6vw,2.1rem)}h3{font-size:1.12rem}
.hdr{background:rgba(255,255,255,.8);border-bottom:1px solid rgba(0,0,0,.08)}
.hdr .wrap{height:58px}
.logo{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;font-size:22px;font-weight:900;letter-spacing:-.5px;color:#111;gap:0}
.logo .lr{color:#111}.logo .ld{color:var(--rd-blue)}
.nav a{color:#333;font-size:15px}.nav a:hover,.nav a.on{color:var(--rd-blue)}
.nav .btn-p{color:#fff}.burger{color:#111}
.btn{border-radius:8px;font-weight:700}.btn-p{box-shadow:none}
.hero{background:#fff;color:var(--rd-ink);padding:56px 0 40px}
.hero:before{display:none}
.eyebrow{font-family:inherit;color:var(--rd-blue);background:var(--rd-blue-soft);border-color:#d6e4ff}
.hero h1 em{background:none;-webkit-text-fill-color:var(--rd-blue);color:var(--rd-blue)}
.hero p.lead{color:var(--rd-mut);font-size:1.08rem}
.hero .btn-g{color:#111;border-color:#d4d4d8}.hero .btn-g:hover{border-color:var(--rd-blue);color:var(--rd-blue)}
.hero .price-tag{color:var(--rd-mut)}.hero .price-tag b{color:#111}
.net svg{width:100%;max-width:470px;margin:0 auto;height:auto}
.net circle{animation:nf 6s ease-in-out infinite alternate}.net circle:nth-of-type(2n){animation-delay:-3s}.net circle:nth-of-type(3n){animation-duration:8s}
@keyframes nf{to{transform:translateY(-8px)}}
.net svg *{transform-box:fill-box}
.stats{background:#fff;color:var(--rd-ink);border:0}
.stats .wrap{padding-top:10px;padding-bottom:30px}
.stat{border:1px solid var(--rd-line);border-radius:12px;padding:24px 16px;text-align:center}
.stat b{color:var(--rd-blue);font-size:2.1rem;font-weight:700}.stat span{color:var(--rd-mut);font-size:.85rem}
.sh .tag{font-family:inherit;font-weight:700;letter-spacing:.1em}
.card,.step,.price,.demo,.rev,details,.calc{border-radius:12px;border-color:var(--rd-line)}
.card{text-align:center;padding:32px 24px}
.card .ic{background:none;width:auto;height:auto;margin:0 auto 18px;color:var(--rd-blue);display:flex;justify-content:center}
.card .chip{margin:0 auto}
.card:hover,.demo:hover{box-shadow:0 12px 30px -18px rgba(0,0,0,.25)}
.step:before{font-family:inherit;font-size:.85rem;font-weight:700;color:var(--rd-blue);-webkit-text-stroke:0;letter-spacing:.05em}
.demo .shot img{width:100%;height:100%;object-fit:cover;object-position:top;display:block;transition:transform .6s}
.demo:hover .shot img{transform:scale(1.04)}
.dark{background:var(--rd-soft);color:var(--rd-ink)}.dark h2{color:var(--rd-ink)!important}.dark .sh p{color:var(--rd-mut)}
.dark .tag2{background:#fff;border-color:var(--rd-line);color:var(--rd-ink)}
.tag2{font-family:inherit}
.page-h{background:var(--rd-soft);color:var(--rd-ink);border-bottom:1px solid var(--rd-line)}.page-h p{color:var(--rd-mut)}
.crumbs{color:#999}.crumbs a{color:var(--rd-blue)}
.calc .res{background:var(--rd-blue-soft);color:var(--rd-ink)}.calc .res small{color:var(--rd-mut)}
.cta-box{border-radius:16px}
.ftr{background:var(--rd-soft);color:var(--rd-mut);border-top:1px solid var(--rd-line)}
.ftr h4{color:#111}.ftr a{color:var(--rd-mut)}.ftr a:hover{color:var(--rd-blue)}
.ftr .logo .lr{color:#111}
.ftr .bt{border-top-color:var(--rd-line)}
.tl .yr{font-family:inherit;font-weight:700}
.ava{font-family:inherit}
@media(max-width:640px){.nav{background:#fff;border-bottom:1px solid var(--rd-line)}.hero{padding:36px 0 28px}.net{max-width:320px;margin:0 auto}.stats .wrap{gap:10px}.stat{padding:16px 10px}.stat b{font-size:1.6rem}}
.demo h3{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.demo p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:4.65em}
.demo .in{display:flex;flex-direction:column;flex:1}.demo .meta{margin-top:auto;padding-top:12px}
.card h3,.price h3{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}