/* ==========================================================================
   OS-модули Росси — вплетение прототипа: диаграмма-ядро, слои ОС, интеграции.
   Подключается ПОСЛЕ styles.css. Все правила действуют только внутри .os-mod.
   Имена классов не конфликтуют с боевыми (проверено). Откат — убрать <link> и 3 секции.
   ========================================================================== */
.os-mod{
  --paper:#FAF6EE; --paper-2:#F2ECDF; --card:#EAEFE6; --card-2:#E3EADF;
  --forest:#1E6B48; --forest-bright:#2E8B5E; --deep:#0F4C36; --deep-2:#0A3A29;
  --ink-os:#23332B; --sage:#5C7268; --warm:#9C8E74; --terra:#C5644E;
  --hair:rgba(15,76,54,.85); --hair-soft:rgba(15,76,54,.14);
  --r-card:28px; --r-pill:100px;
  --shadow-os:var(--shadow-warm, rgba(0,0,0,.10) 0 0 10px 0);
}

/* ——— Диаграмма потока: каналы → ядро → результаты ——— */
.flow{margin-top:clamp(40px,5vw,64px);position:relative}
.flow-grid{display:grid;grid-template-columns:1fr 150px minmax(236px,auto) 150px 1fr;align-items:stretch}
.flow-col{display:flex;flex-direction:column;justify-content:center;gap:13px}
.flow-col.src{align-items:flex-end}
.flow-col.dst{align-items:flex-start}
.flow-label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--warm);margin-bottom:6px}
.chip{display:inline-flex;align-items:center;gap:9px;background:var(--paper);border:1px solid var(--hair);border-radius:var(--r-pill);padding:9px 16px;font-family:var(--mono);font-size:12.5px;letter-spacing:-.01em;color:var(--deep);white-space:nowrap;transition:border-color .2s ease,box-shadow .2s ease}
.chip:hover{border-color:var(--forest);box-shadow:var(--shadow-os)}
.chip svg{width:15px;height:15px;flex:0 0 auto;stroke:var(--forest);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--forest-bright);flex:0 0 auto}
.gap{position:relative;min-height:300px}
.fan{position:absolute;inset:0;height:100%;width:100%;overflow:visible}
.fan path{fill:none;stroke:var(--hair-soft);stroke-width:1.3;vector-effect:non-scaling-stroke}
.fan path.live{stroke:var(--forest-bright);stroke-opacity:.55}
.pkt{fill:var(--forest-bright);filter:drop-shadow(0 0 3px rgba(46,139,94,.95))}
.flow-tag{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;background:var(--paper);border:1px solid var(--hair-soft);border-radius:var(--r-pill);padding:5px 11px;font-family:var(--mono);font-size:10px;letter-spacing:.05em;text-transform:uppercase;color:var(--sage);box-shadow:0 0 0 5px var(--paper)}
.flow-tag .gl{width:8px;height:8px;flex:0 0 auto;background:var(--forest-bright);transform:rotate(45deg);border-radius:1px}
.flow-tag.ok{color:var(--forest);border-color:rgba(30,107,72,.45)}
.flow-tag.ok .gl{background:none;transform:none;width:11px;height:11px;stroke:var(--forest);fill:none;stroke-width:2.4}
.core{position:relative;display:flex;align-items:center;justify-content:center}
.core-glow{position:absolute;inset:-34px;border-radius:50%;background:radial-gradient(circle at 50% 50%,rgba(46,139,94,.40),rgba(46,139,94,.14) 46%,transparent 70%);filter:blur(10px);animation:os-breathe 4.8s ease-in-out infinite;z-index:0}
@keyframes os-breathe{0%,100%{transform:scale(.96);opacity:.78}50%{transform:scale(1.14);opacity:1}}
.proc{position:relative;width:236px;height:280px;z-index:1}
.proc-diamond{position:absolute;top:50%;left:50%;width:152px;height:152px;transform:translate(-50%,-50%) rotate(45deg);border-radius:32px;background:linear-gradient(135deg,var(--forest-bright),var(--deep));box-shadow:var(--shadow-os),inset 0 0 0 1px rgba(255,255,255,.14),inset 0 -12px 34px rgba(0,0,0,.30)}
.proc-ring{position:absolute;top:50%;left:50%;width:94px;height:94px;transform:translate(-50%,-50%);border-radius:50%;border:1.5px dotted rgba(255,255,255,.42);z-index:2}
.stage{position:absolute;z-index:2;font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.stage.st{top:64px;left:50%;transform:translateX(-50%);color:#E6F5EC}
.stage.sb{bottom:64px;left:50%;transform:translateX(-50%);color:#E6F5EC}
.stage.sl{left:24px;top:50%;transform:translateY(-50%);color:#E6F5EC}
.stage.sr{right:24px;top:50%;transform:translateY(-50%);color:#E6F5EC}
.proc-id{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:3;display:flex;flex-direction:column;align-items:center;gap:3px;text-align:center}
.proc-id .proc-name{font-family:var(--serif);font-size:28px;line-height:1;color:var(--paper)}
.proc-id .proc-sub{font-family:var(--serif);font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:#9FD8B8}
.check-node{position:absolute;top:50%;right:-10px;transform:translate(50%,-50%);z-index:4;width:30px;height:30px;border-radius:50%;background:var(--forest);display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 5px var(--paper);animation:os-nodePulse 2.6s ease-in-out infinite}
@keyframes os-nodePulse{0%,100%{box-shadow:0 0 0 5px var(--paper),0 0 0 0 rgba(46,139,94,.5)}55%{box-shadow:0 0 0 5px var(--paper),0 0 0 11px rgba(46,139,94,0)}}
.check-node svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.flow-mobile-arrow{display:none}
@media(max-width:900px){
  .flow-grid{grid-template-columns:1fr;gap:14px;justify-items:center}
  .gap{display:none}
  .flow-col{flex-direction:row;flex-wrap:wrap;justify-content:center;gap:9px}
  .flow-col.src,.flow-col.dst{align-items:center}
  .flow-label{width:100%;text-align:center;margin-bottom:0}
  .proc{height:236px}
  .check-node{display:none}
  .flow-mobile-arrow{display:block;color:var(--hair-soft)}
}

/* ——— Слои ОС: Слушает / Думает / Действует ——— */
.layers{display:flex;flex-direction:column;gap:18px;margin-top:8px}
.layer{background:var(--card);border-radius:var(--r-card);box-shadow:var(--shadow-os);display:grid;grid-template-columns:1.15fr 1fr;overflow:hidden}
.layer:nth-child(even){grid-template-columns:1fr 1.15fr}
.layer:nth-child(even) .layer-txt{order:2}
.layer:nth-child(even) .layer-art{order:1}
.layer-txt{padding:clamp(28px,4vw,46px)}
.layer-step{font-family:var(--mono);font-size:12px;color:var(--forest);letter-spacing:.1em;text-transform:uppercase}
.layer-txt h3{font-family:var(--serif);font-weight:400;font-size:clamp(1.7rem,2.6vw,2.2rem);margin:12px 0 14px;color:var(--ink-os);line-height:1.12}
.layer-txt p{font-size:15px;color:var(--sage);line-height:1.55;max-width:32em}
.layer-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.layer-tags span{font-family:var(--mono);font-size:11px;letter-spacing:-.01em;color:var(--deep);border:1px solid var(--hair-soft);border-radius:var(--r-pill);padding:5px 11px;background:var(--paper)}
.layer-art{position:relative;min-height:200px;background:var(--card-2);overflow:hidden}
.layer-art .wash{position:absolute;inset:0;opacity:.85}
.l1 .wash{background:radial-gradient(120% 120% at 20% 20%,rgba(46,139,94,.55),transparent 55%),radial-gradient(120% 120% at 85% 80%,rgba(156,142,116,.45),transparent 60%)}
.l2 .wash{background:radial-gradient(120% 120% at 80% 25%,rgba(30,107,72,.55),transparent 55%),radial-gradient(120% 120% at 15% 85%,rgba(92,114,104,.5),transparent 60%)}
.l3 .wash{background:radial-gradient(120% 120% at 25% 75%,rgba(46,139,94,.55),transparent 55%),radial-gradient(120% 120% at 85% 20%,rgba(197,100,78,.4),transparent 60%)}
.layer-ico{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;gap:clamp(22px,4vw,44px)}
.layer-ico img{width:54px;height:54px;opacity:.95;filter:drop-shadow(0 3px 8px rgba(0,0,0,.18))}
@media(max-width:780px){
  .layer,.layer:nth-child(even){grid-template-columns:1fr}
  .layer:nth-child(even) .layer-txt{order:1}.layer:nth-child(even) .layer-art{order:2}
  .layer-art{min-height:150px}
  .layer-ico img{width:44px;height:44px}.layer-ico{gap:26px}
}

/* ——— Интеграции: вертикальная карусель логотипов ——— */
.integ-card{position:relative;background:var(--card);border-radius:var(--r-card);box-shadow:var(--shadow-os);display:grid;grid-template-columns:1.05fr 1fr;overflow:hidden;min-height:392px}
.integ-wash{position:absolute;top:0;right:0;bottom:0;width:64%;opacity:.7;pointer-events:none;background:radial-gradient(120% 120% at 78% 26%,rgba(46,139,94,.42),transparent 56%),radial-gradient(120% 120% at 98% 92%,rgba(197,100,78,.28),transparent 55%);animation:os-washDrift 9s ease-in-out infinite}
@keyframes os-washDrift{0%,100%{transform:scale(1) translate(0,0);opacity:.66}50%{transform:scale(1.06) translate(-2%,1%);opacity:.82}}
.integ-txt{position:relative;z-index:2;padding:clamp(30px,4vw,48px);display:flex;flex-direction:column;justify-content:center}
.integ-txt .kicker{margin-bottom:14px}
.integ-txt h3{font-family:var(--serif);font-weight:400;font-size:clamp(1.8rem,3vw,2.4rem);line-height:1.08;color:var(--ink-os);margin-bottom:14px}
.integ-txt p{font-size:15px;color:var(--sage);line-height:1.55;max-width:30em;margin-bottom:14px}
.integ-live{font-family:var(--mono);font-size:12px;color:var(--warm);letter-spacing:-.01em;margin-bottom:26px;line-height:1.5}
.integ-live b{color:var(--forest);font-weight:500}
.integ-btn{align-self:flex-start;background:var(--deep);color:var(--paper);border:none;cursor:pointer;display:inline-flex;align-items:center;gap:.5em;font-family:var(--mono);font-weight:500;font-size:14px;padding:13px 26px;border-radius:var(--r-pill);transition:background .18s ease,transform .18s ease}
.integ-btn:hover{background:var(--deep-2);color:var(--paper);transform:translateY(-1px)}
.integ-cascade{position:relative;z-index:2;height:100%;min-height:392px;overflow:hidden;-webkit-mask:linear-gradient(180deg,transparent,#000 12%,#000 88%,transparent);mask:linear-gradient(180deg,transparent,#000 12%,#000 88%,transparent)}
.integ-track{position:absolute;top:0;left:0;right:0;animation:os-vmarquee 24s linear infinite;will-change:transform}
@keyframes os-vmarquee{from{transform:translateY(0)}to{transform:translateY(-50%)}}
.integ-cascade:hover .integ-track{animation-play-state:paused}
.integ-row{display:flex;align-items:center;gap:14px;width:max-content;margin:0 0 14px auto;background:var(--paper);border:1px solid var(--hair-soft);border-radius:var(--r-pill);padding:8px 26px 8px 8px;box-shadow:var(--shadow-os);will-change:transform;transition:box-shadow .25s ease,border-color .25s ease}
.integ-row:hover{border-color:var(--hair);box-shadow:rgba(0,0,0,.16) 0 8px 24px -8px}
.integ-row:hover .lg{transform:scale(1.07)}
.integ-row:hover .nm{color:var(--forest)}
.integ-row .lg{width:46px;height:46px;border-radius:13px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:transform .25s ease;box-shadow:inset 0 0 0 1px rgba(0,0,0,.07),0 1px 2px rgba(0,0,0,.12)}
.integ-row .lg svg{width:26px;height:26px}
.integ-row .lg .m{font-family:var(--sans);font-weight:700;font-size:16px;color:#fff;letter-spacing:.01em;line-height:1}
.integ-row .lg .m.mw{font-size:13px;letter-spacing:-.02em}
.lg.t-tg{background:linear-gradient(135deg,#2AABEE,#229ED9)}
.lg.t-vk{background:#0077FF}
.lg.t-max{background:linear-gradient(135deg,#1F6BFF,#7A5CF6)}
.lg.t-iiko{background:#fff}
.lg.t-iiko .m{color:#F0322E}
.lg.t-rem{background:#16504A}
.lg.t-yoo{background:#00204E}
.integ-row .nm{font-family:var(--serif);font-size:22px;color:var(--ink-os);line-height:1.05;white-space:nowrap;transition:color .2s ease}
.integ-row .nm small{display:block;font-family:var(--mono);font-size:9.5px;color:var(--warm);letter-spacing:.02em;margin-top:4px;text-transform:uppercase}
@media(max-width:820px){
  .integ-card{grid-template-columns:1fr}
  .integ-wash{width:100%;height:46%;top:auto;bottom:0}
  .integ-cascade{height:300px;min-height:0;-webkit-mask:linear-gradient(180deg,transparent,#000 14%,#000 86%,transparent);mask:linear-gradient(180deg,transparent,#000 14%,#000 86%,transparent)}
  .integ-track{padding:0 18px}
  .integ-row{margin:0 auto 14px;width:max-content;max-width:88%}
}

/* ——— акцентное слово в заголовках os-секций ——— */
.os-mod .h2 em{font-style:italic;color:var(--forest)}

/* ——— Как это работает: 4 шага ——— */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.step{padding-top:22px;border-top:1px solid var(--hair)}
.step-n{font-family:var(--mono);font-size:12px;color:var(--forest);letter-spacing:.08em}
.step h3{font-family:var(--serif);font-weight:400;font-size:1.5rem;margin:14px 0 8px;color:var(--ink-os);line-height:1.15}
.step p{font-size:14.5px;color:var(--sage);line-height:1.5}
@media(max-width:860px){.steps{grid-template-columns:repeat(2,1fr);gap:28px 20px}}
@media(max-width:480px){.steps{grid-template-columns:1fr}}

/* ——— Возможности: 6 карточек ——— */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.card{background:var(--card);border-radius:var(--r-card);padding:32px;box-shadow:var(--shadow-os);display:flex;flex-direction:column;gap:12px}
.card .ico{width:30px;height:30px;stroke:var(--forest);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:4px}
.card h3{font-family:var(--serif);font-weight:400;font-size:1.5rem;color:var(--ink-os);line-height:1.15}
.card p{font-size:14.5px;color:var(--sage);line-height:1.5}
.cards-note{margin-top:22px;font-family:var(--mono);font-size:12.5px;color:var(--warm);text-align:center;letter-spacing:-.01em}
@media(max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cards{grid-template-columns:1fr}}

/* ——— уважение к prefers-reduced-motion ——— */
@media(prefers-reduced-motion:reduce){
  .core-glow,.check-node,.integ-wash,.integ-track{animation:none}
  .pkt{display:none}
}

/* ——— сноска-звёздочка и пояснение в подвале ——— */
.os-note-ref{color:var(--forest);text-decoration:none;font-family:var(--mono);font-size:.5em;font-weight:500;vertical-align:super;line-height:0}
.os-note-ref:hover{opacity:.65}
.os-footnote{margin-top:36px;padding-top:26px;border-top:1px solid var(--line,rgba(15,76,54,.12));max-width:62rem}
.os-footnote .os-fn-title{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--forest);margin-bottom:14px}
.os-footnote .os-fn-title::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--forest)}
.os-footnote p{font-family:var(--sans);font-size:13.5px;line-height:1.65;color:var(--ink-3,#5C7268);margin:0 0 10px}
.os-footnote p:last-child{margin-bottom:0}
.os-footnote b{color:var(--ink,#0F4C36);font-weight:600}