/* WattCoin — розділи «Система» і «Механіка»: наочні сторінки. База: front.css + about.css */
.sy-hero [hidden],.sy-sec [hidden]{display:none!important}
section.sy-sec{padding:clamp(44px,5vw,84px) 0}
section.sy-navsec{padding:clamp(20px,3vw,44px) 0 clamp(56px,6vw,96px)}
.sy-hero h1{font-size:clamp(36px,4.9vw,72px)}
.sy-lead{margin-top:16px!important;max-width:760px!important}
.sy-vis{min-width:0;display:grid}
.sy-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}
.sy-card{border:1px solid rgba(160,180,235,.16);border-radius:26px;background:rgba(10,16,38,.66);padding:clamp(18px,2.2vw,30px);display:grid;gap:18px;min-width:0;align-content:start;position:relative}
.sy-hero .sy-card{border-color:rgba(207,167,124,.35);box-shadow:0 30px 90px rgba(0,0,0,.4)}
.sy-p{font-size:15.5px!important;line-height:1.6!important}
.sy-p b,.sy-list b{color:var(--ink);font-weight:600}
.sy-ctl{display:grid;gap:8px;min-width:0}
.sy-ctl label{font:500 12px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink3)}
.sy-ctl label b{color:var(--gold-hi);font-weight:500;font-size:15px}
.sy-ctl input[type=text]{height:52px;width:100%;min-width:0;border-radius:16px;border:1px solid rgba(160,180,235,.28);background:rgba(4,7,15,.7);color:var(--ink);font:500 19px/1 var(--mono);padding:0 16px}
.sy-ctl input[type=text]:focus{border-color:var(--gold);outline:none}
.sy-in input[type=range],.sy-card input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:3px;background:rgba(160,180,235,.22);margin:8px 0 4px}
.sy-card input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:linear-gradient(180deg,var(--gold-hi),var(--gold));border:0;box-shadow:0 4px 16px rgba(207,167,124,.5);cursor:pointer}
.sy-card input[type=range]::-moz-range-thumb{width:26px;height:26px;border-radius:50%;background:var(--gold);border:0;cursor:pointer}
.sy-pre,.sy-btns{display:flex;flex-wrap:wrap;gap:8px}
.sy-pre button{min-height:38px;padding:8px 14px;border-radius:999px;border:1px solid rgba(160,180,235,.26);background:none;color:var(--ink2);font:500 13px/1.2 var(--mono)}
.sy-pre button:hover{border-color:var(--gold);color:var(--gold-hi)}
.sy-btn{min-height:46px;padding:10px 18px;border-radius:14px;border:1px solid rgba(207,167,124,.6);background:rgba(207,167,124,.14);color:var(--gold-hi);font:600 14.5px/1.2 var(--body);transition:transform .15s,background .2s}
.sy-btn:hover{background:rgba(207,167,124,.26)}.sy-btn:active{transform:scale(.97)}
.sy-btn.red{border-color:rgba(246,70,93,.6);background:rgba(246,70,93,.14);color:#FF9AA8}
.sy-btn.grn{border-color:rgba(46,189,133,.6);background:rgba(46,189,133,.14);color:#6FDDB0}
.sy-btn.ghost{border-color:rgba(160,180,235,.3);background:none;color:var(--ink2)}
.sy-btn.shake{animation:syShake .35s}
@keyframes syShake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.sy-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.sy-tiles.two{grid-template-columns:repeat(2,minmax(0,1fr))}.sy-tiles.three{grid-template-columns:repeat(3,minmax(0,1fr))}.sy-tiles.one{grid-template-columns:1fr}
.sy-tile{border:1px solid rgba(160,180,235,.14);border-radius:16px;padding:14px 16px;display:grid;gap:8px;min-width:0;background:rgba(4,7,15,.35);align-content:start}
.sy-tile small{font:500 10.5px/1.35 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink3)}
.sy-tile b{font:300 clamp(18px,1.8vw,26px)/1.15 var(--disp);color:var(--ink);overflow-wrap:anywhere}
.sy-tile.hi b{color:var(--gold-hi)}.sy-tile.bad b{color:#FF8A9A}
.sy-sum{font:300 clamp(17px,1.5vw,21px)/1.4 var(--disp)!important;color:var(--ink)!important;border-left:3px solid var(--gold);padding-left:16px}
.sy-sum b{color:var(--gold-hi);font-weight:400}
.sy-demo{margin-top:16px!important}
.sy-center{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 28px;margin-top:20px}
.sy-linkrow{display:flex;flex-wrap:wrap;gap:12px 28px}
body.wc-about .prose ul.sy-list,body.wc-about .prose ol.sy-steps{margin:0;padding:0;list-style:none;display:grid;gap:12px}
body.wc-about .prose .sy-list li{margin:0;position:relative;padding-left:24px;font-size:15.5px;line-height:1.55;color:var(--ink2)}
body.wc-about .prose .sy-list li::before{content:"";position:absolute;left:0;top:.6em;width:12px;height:2px;background:var(--gold)}
body.wc-about .prose .sy-steps{counter-reset:s}
body.wc-about .prose .sy-steps li{margin:0;counter-increment:s;position:relative;padding-left:38px;font-size:14.5px;line-height:1.5;color:var(--ink2)}
body.wc-about .prose .sy-steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:26px;height:26px;border-radius:50%;background:rgba(207,167,124,.18);color:var(--gold-hi);font:500 12px/26px var(--mono);text-align:center}
/* смуги порівняння */
.sy-bars{display:grid;gap:18px}
.sy-bars>div{display:grid;gap:8px;min-width:0}
.sy-bars small{font:500 11px/1.35 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink3)}
.sy-bars i{display:block;height:14px;border-radius:7px;min-width:5px;max-width:100%;transition:width .4s cubic-bezier(.2,.7,.2,1)}
.sy-bars i.gold{background:linear-gradient(90deg,var(--gold),var(--gold-hi))}.sy-bars i.red{background:linear-gradient(90deg,rgba(246,70,93,.5),#F6465D)}.sy-bars i.blue{background:linear-gradient(90deg,rgba(125,151,255,.5),#7D97FF)}
.sy-bars b{font:300 clamp(22px,2.4vw,34px)/1 var(--disp);color:var(--ink)}
/* перший екран: три хвороби, посилання-картки */
.sy-three,.sy-links3{display:grid;gap:12px}
.sy-links3{grid-template-columns:repeat(3,minmax(0,1fr))}.sy-links3.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.sy-three a,.sy-links3 a{display:grid;grid-template-columns:52px minmax(0,1fr);column-gap:16px;row-gap:4px;align-items:center;padding:18px 20px;border-radius:22px;border:1px solid rgba(160,180,235,.18);background:rgba(10,16,38,.6);text-decoration:none;transition:border-color .25s,transform .25s,background .25s}
.sy-three a:hover,.sy-links3 a:hover{border-color:var(--gold);transform:translateY(-3px);background:rgba(207,167,124,.1)}
.sy-three i,.sy-links3 i{grid-row:span 2;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font:500 18px/1 var(--mono);font-style:normal;color:#170F07;background:linear-gradient(180deg,var(--gold-hi),var(--gold))}
.sy-three b,.sy-links3 b{font:600 clamp(17px,1.5vw,21px)/1.2 var(--disp);color:var(--ink)}
.sy-three small,.sy-links3 small{font:400 13.5px/1.4 var(--body);color:var(--ink3)}
/* картки-пункти */
.sy-four{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.sy-four.three{grid-template-columns:repeat(3,minmax(0,1fr))}.sy-four.five{grid-template-columns:repeat(5,minmax(0,1fr))}
.sy-four article{border:1px solid rgba(160,180,235,.16);border-radius:22px;background:rgba(10,16,38,.6);padding:22px;display:grid;gap:12px;align-content:start;transition:border-color .25s,transform .25s}
.sy-four article:hover{border-color:rgba(207,167,124,.55);transform:translateY(-3px)}
.sy-four i{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:500 13px/1 var(--mono);font-style:normal;color:var(--gold-hi);background:rgba(207,167,124,.16)}
.sy-four b{font:600 17px/1.25 var(--disp);color:var(--ink)}
.sy-four p{font-size:14.5px!important;line-height:1.5!important}
.sy-proof{font:500 13px/1.4 var(--mono);color:var(--gold-hi);border-top:1px dashed rgba(207,167,124,.35);padding-top:12px}
.sy-cmp .ab-cards{grid-template-columns:repeat(3,minmax(0,1fr))}
.sy-cmp .ab-cards article{min-height:150px}
/* прес */
.sy-press-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px;border:1px solid rgba(160,180,235,.14);border-radius:18px;background:rgba(4,7,15,.35)}
.sy-press-row small{display:block;font:500 10.5px/1.35 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink3);margin-bottom:6px}
.sy-press-row b{font:300 clamp(22px,2.4vw,34px)/1 var(--disp);color:var(--ink);transition:color .3s}
.sy-press-row b.up{color:#FF8A9A}
.sy-ladder{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font:400 12.5px/1.4 var(--mono);color:var(--ink2)}
.sy-ladder span{display:grid;gap:3px;border:1px solid rgba(207,167,124,.35);border-radius:12px;padding:10px 12px}
.sy-ladder b{color:var(--gold-hi);font-weight:500}.sy-ladder i{font-style:normal;color:var(--ink3)}
/* світ, батарея, шкали */
.sy-world,.sy-gauge{position:relative;height:44px;border-radius:12px;border:1px solid rgba(160,180,235,.22);background:repeating-linear-gradient(90deg,rgba(160,180,235,.05) 0 1px,transparent 1px 10%);overflow:hidden;display:flex;align-items:center;justify-content:flex-end}
.sy-world i,.sy-gauge i{position:absolute;left:0;top:0;bottom:0;min-width:3px;background:linear-gradient(90deg,var(--gold),var(--gold-hi));transition:width .35s}
.sy-world span,.sy-gauge span{position:relative;font:500 11.5px/1 var(--mono);color:var(--ink2);padding:0 12px;text-shadow:0 0 6px #04070F}
.sy-gauge span{position:absolute;right:auto;left:66.6%;top:0;bottom:0;display:flex;align-items:center;border-left:1px dashed var(--ink2);padding-left:8px}
.sy-bignum{display:grid;gap:12px}
.sy-bignum b{font:200 clamp(30px,4.4vw,60px)/1 var(--disp);letter-spacing:-.02em;color:var(--gold-hi);overflow-wrap:anywhere}
.sy-bignum small{font-size:14.5px;line-height:1.5;color:var(--ink2)}
.sy-batt{display:flex;align-items:center;gap:4px}
.sy-batt>div{flex:1;height:64px;border-radius:16px;border:2px solid rgba(207,167,124,.6);padding:5px;display:flex;gap:4px}
.sy-batt i{display:block;height:100%;border-radius:9px;transition:flex .5s}
#syVb1{flex:9;background:linear-gradient(180deg,var(--gold-hi),var(--gold))}#syVb2{flex:1;background:#7D97FF}
.sy-batt>span{width:8px;height:26px;border-radius:0 5px 5px 0;background:rgba(207,167,124,.6)}
.sy-split{height:54px}.sy-split span{font-size:13.5px}
.sy-legend2{display:grid;gap:8px;font-size:14px;color:var(--ink2)}
.sy-legend2 i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:9px;vertical-align:-1px}
.sy-legend2 i.gold{background:var(--gold)}.sy-legend2 i.blue{background:#7D97FF}
.sy-flow3{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sy-flow3 span{flex:1 1 0;text-align:center;padding:12px 8px;border-radius:12px;border:1px solid rgba(207,167,124,.45);font:600 13.5px/1.2 var(--body);color:var(--gold-hi);background:rgba(207,167,124,.1)}
.sy-flow3 i{font-style:normal;color:var(--ink3)}
.sy-roles{display:grid;gap:18px;justify-items:center}
.sy-rolepane{width:100%;max-width:820px;border:1px solid rgba(160,180,235,.16);border-radius:22px;background:rgba(10,16,38,.6);padding:clamp(20px,2.4vw,30px);min-height:110px;display:flex;align-items:center}
.sy-rolepane p{font-size:clamp(16px,1.4vw,20px)!important}.sy-rolepane b{color:var(--gold-hi)}
/* евани */
.sy-dots{display:grid;grid-template-columns:repeat(20,1fr);gap:4px}
.sy-dots i{aspect-ratio:1;border-radius:3px;background:rgba(160,180,235,.14);transition:background .25s}
.sy-dots i.on{background:var(--gold)}.sy-dots i.half{background:linear-gradient(90deg,var(--gold) 50%,rgba(160,180,235,.14) 50%)}
.sy-conv{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);gap:12px;align-items:end}
.sy-conv>i{font:300 26px/52px var(--disp);font-style:normal;color:var(--gold)}
.sy-digits{display:flex;flex-wrap:wrap;align-items:flex-end;gap:4px;font:300 clamp(30px,4.6vw,56px)/1 var(--mono);color:var(--ink)}
.sy-digits span{display:grid;justify-items:center;gap:8px}
.sy-digits small{font:500 10px/1.2 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);white-space:nowrap}
.sy-digits .ev{color:var(--gold-hi)}.sy-digits .th{color:#7D97FF}
.sy-openbar{display:grid;gap:8px}
.sy-openbar small{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--gold)}
.sy-openbar>div{height:18px;border-radius:9px;background:rgba(4,7,15,.7);border:1px solid rgba(160,180,235,.28);overflow:hidden}
.sy-openbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-hi));transition:width .5s cubic-bezier(.2,.7,.2,1)}
.sy-openbar span{font:400 13px/1 var(--mono);color:var(--ink2)}
/* формула */
.sy-eq{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1.15fr);gap:10px;align-items:center}
.sy-eq>div{border:1px solid rgba(160,180,235,.16);border-radius:16px;padding:14px;display:grid;gap:8px;min-width:0}
.sy-eq>div.res{border-color:var(--gold);background:rgba(207,167,124,.1)}
.sy-eq small{font:500 10.5px/1.3 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink3)}
.sy-eq b{font:300 clamp(18px,1.9vw,28px)/1 var(--disp);color:var(--ink);overflow-wrap:anywhere}
.sy-eq .res b{color:var(--gold-hi)}
.sy-eq>i{font:300 24px/1 var(--disp);font-style:normal;color:var(--gold)}
.sy-chart{border-radius:16px;background:rgba(4,7,15,.55);border:1px solid rgba(160,180,235,.1);height:clamp(190px,20vw,250px)}
.sy-chart.low{height:clamp(200px,20vw,240px)}
.sy-chart svg{display:block;width:100%;height:100%}
.sy-chart text{font-family:var(--mono);fill:#8E9AB8}
/* ціна енергії */
.sy-enhead{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px}
.sy-enhead>span{font:400 13px/1.4 var(--mono);color:var(--ink2);min-height:18px}
.sy-enbars{display:grid;gap:5px;position:relative}
.sy-enbars button{display:grid;grid-template-columns:104px minmax(0,1fr) 62px;gap:10px;align-items:center;height:22px;padding:0;border:0;background:none;color:var(--ink2);font:400 12.5px/1 var(--body);text-align:left}
.sy-enbars button span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sy-enbars button i{display:block;height:12px;border-radius:6px;background:rgba(125,151,255,.55);transition:width .5s,background .2s}
.sy-enbars button b{font:500 12px/1 var(--mono);text-align:right;color:var(--ink)}
.sy-enbars button:hover i,.sy-enbars button[aria-pressed="true"] i{background:var(--gold-hi)}
.sy-enbars button.ua span{color:var(--gold-hi);font-weight:600}.sy-enbars button.ua i{background:var(--gold)}
.sy-enbars .avg{position:absolute;top:-4px;bottom:-4px;width:0;border-left:1.5px dashed var(--gold-hi);pointer-events:none}
.sy-enbars .avg::after{content:attr(data-l);position:absolute;top:-16px;left:-30px;font:500 10.5px/1 var(--mono);color:var(--gold-hi);white-space:nowrap}
/* навігація між сторінками */
.sy-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.sy-nav a{display:grid;gap:8px;padding:22px 26px;border-radius:22px;border:1px solid rgba(160,180,235,.18);background:rgba(10,16,38,.6);text-decoration:none;transition:border-color .25s,background .25s}
.sy-nav a:hover{border-color:var(--gold);background:rgba(207,167,124,.1)}
.sy-nav small{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink3)}
.sy-nav b{font:500 clamp(17px,1.6vw,22px)/1.2 var(--disp);color:var(--ink)}
.sy-next{text-align:right}.sy-next b{color:var(--gold-hi)}
body.wc-about .prose .sy-card a.h3-link{justify-self:start}
@media (max-width:1000px){.sy-two,.sy-links3,.sy-links3.two{grid-template-columns:1fr}.sy-four,.sy-four.three,.sy-four.five{grid-template-columns:repeat(2,minmax(0,1fr))}.sy-cmp .ab-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){
  .sy-four,.sy-four.three,.sy-four.five,.sy-cmp .ab-cards,.sy-tiles.three{grid-template-columns:1fr}
  .sy-cmp .ab-cards article{min-height:0}
  .sy-press-row{grid-template-columns:1fr 1fr}.sy-press-row button{grid-column:1/-1}
  .sy-conv{grid-template-columns:1fr}.sy-conv>i{display:none}
  .sy-eq{grid-template-columns:1fr auto 1fr}.sy-eq>i:nth-of-type(2){display:none}.sy-eq>div.res{grid-column:1/-1}
  .sy-nav{grid-template-columns:1fr}.sy-next{text-align:left}
  .sy-enbars button{grid-template-columns:84px minmax(0,1fr) 56px;gap:8px}
  .sy-three a,.sy-links3 a{grid-template-columns:44px minmax(0,1fr);padding:14px 16px}.sy-three i,.sy-links3 i{width:44px;height:44px}
  .sy-dots{grid-template-columns:repeat(20,1fr);gap:2px}
}
@media (prefers-reduced-motion:reduce){.sy-hero *,.sy-sec *{animation:none!important;transition:none!important}}
.sy-cmp .ab-cards.n4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1000px){.sy-cmp .ab-cards.n4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.sy-cmp .ab-cards.n4{grid-template-columns:1fr}}
.sy-tile b{word-break:normal}