/* tron-energy.com — Layout: phone = one full-height app screen, content below; desktop = 3D core + headline left, app card right */
:root{
  --bg:#FFFFFF;
  --surface:#F4F7FC;
  --line:#E2E8F3;
  --track:#DCE3EF;
  --ink:#0A1633;
  --muted:#5E6A84;
  --blue:#1A56F0;
  --blue-hi:#3D7BFF;
  --blue-deep:#0B3BC4;
  --blue-soft:#E8EFFE;
  --ok:#0E9F5A;
  --ok-soft:#E3F6EC;
  --warn:#9A5B00;
  --warn-soft:#FFF4E0;
  --bad:#C42B2B;
  --on-blue:#FFFFFF;
  --f-ui:"Manrope","IBM Plex Sans Arabic",system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --r-card:20px;
  --gap:clamp(7px,1.2vh,12px);
  --pad:clamp(12px,1.9vh,18px);
  --thumb:26px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --d:2.5s;
  color-scheme:light;
}
.seen{--d:0s}
@property --ang{syntax:"<angle>";inherits:false;initial-value:0deg}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-ui);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%}
[hidden]{display:none!important}
a{color:var(--blue)}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid color-mix(in srgb,var(--blue) 45%,transparent);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
#grid{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}

/* ---------- Wordmark ---------- */
.wm{font-weight:800;letter-spacing:-.025em;white-space:nowrap;direction:ltr;unicode-bidi:isolate}
.wm .dom{color:var(--blue)}

/* ---------- Loader (home, first visit per session) ---------- */
.loader{position:fixed;inset:0;z-index:100;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;animation:ldOut .6s cubic-bezier(.7,0,.3,1) 2.3s forwards}
.seen .loader{display:none}
.ld-stage{width:180px;height:180px;position:relative;display:grid;place-items:center}
.ld-stage canvas{width:100%;height:100%;display:block}
.ld-svg{display:none;width:92px;height:92px;overflow:visible}
.no3d .ld-stage canvas{display:none}
.no3d .ld-svg{display:block}
.ld-hex-stroke{fill:none;stroke:var(--blue);stroke-width:2.2;stroke-linejoin:round;stroke-dasharray:132;stroke-dashoffset:132;animation:draw .95s cubic-bezier(.65,0,.35,1) .15s forwards}
.ld-hex-fill{opacity:0;transform-origin:24px 24px;animation:fillIn .45s ease-out .95s forwards}
.ld-bolt{fill:#fff;opacity:0;transform-origin:24px 24px;transform:scale(.2) rotate(-12deg);animation:boltIn .55s cubic-bezier(.34,1.7,.5,1) 1.2s forwards}
.ld-word{font-size:27px;display:flex;overflow:hidden;padding-bottom:2px}
.ld-word span{display:inline-block;transform:translateY(110%);animation:wordUp .7s var(--ease) forwards}
.ld-word span:nth-child(1){animation-delay:1.15s}
.ld-word span:nth-child(2){animation-delay:1.3s}
.ld-bar{width:150px;height:3px;border-radius:3px;background:var(--line);overflow:hidden}
.ld-bar i{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--blue),var(--blue-hi));transform:scaleX(0);transform-origin:left;animation:bar 1.9s cubic-bezier(.6,.05,.2,1) .3s forwards}
.ld-net{font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;color:var(--muted);opacity:0;animation:fade .5s 1.5s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fillIn{from{opacity:0;transform:scale(.86)}to{opacity:1;transform:scale(1)}}
@keyframes boltIn{to{opacity:1;transform:scale(1) rotate(0)}}
@keyframes wordUp{to{transform:translateY(0)}}
@keyframes bar{to{transform:scaleX(1)}}
@keyframes fade{to{opacity:1}}
@keyframes ldOut{to{opacity:0;visibility:hidden;transform:scale(1.04)}}
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes riseIn{from{opacity:0;transform:perspective(900px) rotateX(14deg) translateY(22px)}to{opacity:1;transform:none}}

/* ---------- Header (all pages) ---------- */
.top{display:flex;align-items:center;justify-content:space-between;gap:10px;height:clamp(52px,7.4vh,60px);flex:none}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--ink);font-size:17px;min-width:0}
.brand svg{width:28px;height:28px;flex:none;transition:transform .6s var(--ease)}
.brand:hover svg{transform:rotateY(180deg)}
.top-actions{display:flex;gap:8px;align-items:center;flex:none}
.chip{display:inline-flex;align-items:center;gap:6px;height:36px;padding-inline:11px;border-radius:999px;border:1px solid var(--line);background:var(--bg);font-weight:700;font-size:12.5px;white-space:nowrap;transition:border-color .2s,transform .15s;text-decoration:none;color:var(--ink)}
.chip svg{width:16px;height:16px;color:var(--muted)}
.chip:hover{border-color:var(--track)}
.chip:active{transform:scale(.96)}
.wallet-chip{font-family:var(--f-mono);font-weight:500;font-size:11.5px;animation:rise .5s var(--ease) both}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft);animation:beat 2s ease-in-out infinite}
@keyframes beat{50%{box-shadow:0 0 0 5px transparent}}
.burger{width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:var(--bg);display:grid;place-items:center;position:relative;flex:none}
.burger i{position:absolute;left:10px;right:10px;height:2px;border-radius:2px;background:var(--ink);transition:transform .35s var(--ease),opacity .2s}
.burger i:nth-child(1){transform:translateY(-5px)}
.burger i:nth-child(3){transform:translateY(5px)}
.burger[aria-expanded="true"] i:nth-child(1){transform:rotate(45deg)}
.burger[aria-expanded="true"] i:nth-child(2){opacity:0}
.burger[aria-expanded="true"] i:nth-child(3){transform:rotate(-45deg)}

/* ---------- Home: app screen ---------- */
.page{position:relative;z-index:1;display:flex;flex-direction:column}
.app{position:relative;display:flex;flex-direction:column;height:100vh;height:100svh;min-height:540px;min-width:0;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 max(12px,env(safe-area-inset-bottom,0px))}
.app .top{animation:rise .6s var(--ease) calc(var(--d) + .15s) both}
.panels > *{animation:riseIn .7s var(--ease) both}
.panels > :nth-child(1){animation-delay:calc(var(--d) + .25s)}
.panels > :nth-child(2){animation-delay:calc(var(--d) + .35s)}
.panels > :nth-child(3){animation-delay:calc(var(--d) + .45s)}
.cta{animation:rise .6s var(--ease) calc(var(--d) + .55s) both}

.body{position:relative;flex:1;min-height:0;display:flex;flex-direction:column;gap:var(--gap)}
.panels{flex:1;min-height:0;display:flex;flex-direction:column;gap:var(--gap);overflow:auto;transition:opacity .5s,filter .5s}
.card{border:1px solid var(--line);border-radius:var(--r-card);padding:var(--pad);background:var(--bg)}

/* Sliders */
.sliders{display:flex;flex-direction:column;gap:clamp(8px,1.5vh,14px);background:var(--surface);border-color:transparent}
.field{display:flex;flex-direction:column;gap:clamp(4px,.8vh,8px)}
.field-head{display:flex;align-items:flex-end;justify-content:space-between;gap:8px}
.field-head label{display:flex;flex-direction:column;gap:1px;font-weight:700;font-size:13px;min-width:0;line-height:1.3}
.field-head label small{font-size:11px;font-weight:500;color:var(--muted)}
.val{font-weight:800;font-size:clamp(20px,3.3vh,26px);letter-spacing:-.02em;color:var(--ink);white-space:nowrap;display:inline-block;line-height:1.1}
.val.bump{animation:bump .28s var(--ease)}
@keyframes bump{40%{transform:scale(1.09);color:var(--blue)}}
.divider{height:1px;background:var(--line)}
.range-wrap{position:relative;padding-bottom:17px}
.range{--fill:13px;--dir:to right;-webkit-appearance:none;appearance:none;width:100%;height:var(--thumb);margin:0;background:transparent;cursor:pointer;display:block;touch-action:pan-y}
:root[dir="rtl"] .range{--dir:to left}
.range::-webkit-slider-runnable-track{height:8px;border-radius:8px;background:linear-gradient(var(--dir),var(--blue-hi) 0,var(--blue) var(--fill),var(--track) var(--fill))}
.range::-moz-range-track{height:8px;border-radius:8px;background:linear-gradient(var(--dir),var(--blue-hi) 0,var(--blue) var(--fill),var(--track) var(--fill))}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:var(--thumb);height:var(--thumb);margin-top:-9px;border-radius:50%;background:var(--bg);border:6px solid var(--blue);box-shadow:0 3px 10px rgba(11,59,196,.3);transition:transform .15s,box-shadow .25s}
.range::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--bg);border:6px solid var(--blue);box-shadow:0 3px 10px rgba(11,59,196,.3)}
.range:active::-webkit-slider-thumb,.range:hover::-webkit-slider-thumb{box-shadow:0 3px 10px rgba(11,59,196,.3),0 0 0 8px rgba(26,86,240,.14)}
.range:active::-webkit-slider-thumb{transform:scale(1.1)}
.ticks{position:absolute;inset-inline:0;bottom:0;height:14px;pointer-events:none}
.tick{position:absolute;top:0;inset-inline-start:calc(13px + var(--f) * (100% - 26px));transform:translateX(-50%);font-size:10.5px;font-weight:600;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums;transition:color .2s;line-height:14px}
:root[dir="rtl"] .tick{transform:translateX(50%)}
.tick.on{color:var(--blue)}
.tick::before{content:"";position:absolute;top:-6px;left:50%;width:1px;height:4px;background:var(--track)}

/* Price */
.price{position:relative;overflow:hidden;border:0;color:var(--on-blue);display:flex;align-items:stretch;gap:8px;min-height:clamp(96px,14vh,122px);
  background:radial-gradient(120% 140% at 100% 0%,var(--blue-hi) 0%,transparent 55%),linear-gradient(135deg,var(--blue) 0%,var(--blue-deep) 100%);
  transition:transform .4s var(--ease),box-shadow .4s;box-shadow:0 18px 40px -20px rgba(11,59,196,.65)}
.price::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.12;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='48' viewBox='0 0 28 48'%3E%3Cpath d='M14 0 28 8v16L14 32 0 24V8zM14 32v16' fill='none' stroke='%23fff' stroke-width='1'/%3E%3C/svg%3E");background-size:28px 48px;
  -webkit-mask-image:linear-gradient(to left,#000,transparent 75%);mask-image:linear-gradient(to left,#000,transparent 75%)}
.price::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(240px circle at var(--gx,80%) var(--gy,0%),rgba(255,255,255,.22),transparent 60%)}
:root[dir="rtl"] .price::before{-webkit-mask-image:linear-gradient(to right,#000,transparent 75%);mask-image:linear-gradient(to right,#000,transparent 75%)}
.price-main{position:relative;z-index:1;flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:2px}
.label-on{font-size:12px;font-weight:700;opacity:.85}
.price-val{font-weight:800;font-size:clamp(30px,5.2vh,42px);letter-spacing:-.035em;line-height:1.08;white-space:nowrap;direction:ltr;unicode-bidi:isolate;display:flex;align-items:baseline}
:root[dir="rtl"] .price-val{justify-content:flex-end}
.price-val small{font-size:.42em;font-weight:700;letter-spacing:0;opacity:.85;margin-left:6px}
.odo{display:inline-flex;font-variant-numeric:tabular-nums}
.odo-d{display:inline-block;height:1.08em;overflow:hidden}
.odo-col{display:flex;flex-direction:column;transition:transform .7s var(--ease)}
.odo-col span{height:1.08em;line-height:1.08em}
.price-sub{font-size:12px;opacity:.85;font-weight:500}
.price-save{display:flex;align-items:center;gap:8px;margin-top:4px;min-width:0}
.pill{font-weight:800;font-size:12px;padding:3px 9px;border-radius:999px;background:var(--on-blue);color:var(--blue-deep);font-variant-numeric:tabular-nums;flex:none}
.burn{font-size:11px;opacity:.85;line-height:1.25;min-width:0}
.core-mini{position:relative;z-index:1;width:clamp(92px,13vh,120px);flex:none;margin-block:calc(var(--pad) * -1);margin-inline-end:calc(var(--pad) * -.5)}
.core-mini canvas{width:100%;height:100%;display:block}

/* Wallet */
.wallet{display:flex;flex-direction:column;gap:clamp(8px,1.3vh,12px)}
.wallet-head{display:flex;align-items:center;gap:8px;font-weight:700;font-size:13px}
.wallet-head > span:first-child{margin-inline-end:auto}
.src{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:3px 7px;border-radius:6px;background:var(--ok-soft);color:var(--ok)}
.src::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}
.addr{font-family:var(--f-mono);font-size:11.5px;color:var(--muted);font-weight:500;direction:ltr}
.res-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.res{display:flex;flex-direction:column;gap:4px;min-width:0}
.res-label{display:flex;align-items:center;gap:5px;font-size:11px;font-weight:600;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.res-label svg{width:13px;height:13px;color:var(--blue);flex:none}
.res-val{font-weight:800;font-size:clamp(16px,2.6vh,20px);letter-spacing:-.02em;font-variant-numeric:tabular-nums;white-space:nowrap;line-height:1.2}
.res-sub{font-size:10.5px;color:var(--muted);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.meter{height:5px;border-radius:5px;background:var(--surface);overflow:hidden;position:relative}
.meter i{display:block;height:100%;width:0;border-radius:5px;background:linear-gradient(90deg,var(--blue-hi),var(--blue));transition:width 1.1s var(--ease);position:relative;overflow:hidden}
.meter i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.7),transparent);transform:translateX(-100%);animation:sheen 2.4s ease-in-out infinite}
@keyframes sheen{60%,100%{transform:translateX(100%)}}
.estimate{display:flex;align-items:center;gap:10px;padding:clamp(8px,1.2vh,11px) 12px;border-radius:14px;background:var(--surface)}
.est{flex:1;display:flex;flex-direction:column;gap:1px;min-width:0}
.est > span{font-size:11px;font-weight:600;color:var(--muted)}
.est b{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;display:inline-block;line-height:1.25}
.est b small{font-size:11px;color:var(--muted);font-weight:700;margin-inline-start:3px}
.est-after b{color:var(--blue)}
.est-after b.bump{animation:bump .28s var(--ease)}
.plus{font-style:normal;font-size:10.5px;font-weight:700;color:var(--blue);font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.est-arrow{color:var(--blue);width:18px;height:18px;flex:none}
.app[data-state="ready"] .est-arrow{animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{50%{transform:translateX(3px)}}
:root[dir="rtl"] .est-arrow{transform:scaleX(-1)}
:root[dir="rtl"] .app[data-state="ready"] .est-arrow{animation:none}
.warn{font-size:11.5px;font-weight:600;color:var(--warn);background:var(--warn-soft);padding:6px 10px;border-radius:10px;line-height:1.35}

/* CTA */
.cta{flex:none;transition:opacity .5s,filter .5s}
.btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:9px;height:clamp(50px,7vh,56px);padding-inline:22px;border-radius:16px;font-weight:800;font-size:15.5px;letter-spacing:-.005em;transition:transform .12s,background .2s,box-shadow .2s;text-decoration:none}
.btn svg{width:19px;height:19px;flex:none}
.primary{background:linear-gradient(135deg,var(--blue-hi),var(--blue) 45%,var(--blue-deep));color:var(--on-blue);box-shadow:0 10px 26px -10px rgba(26,86,240,.7)}
.primary::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.35) 50%,transparent 65%);transform:translateX(-120%);animation:shimmer 3.4s ease-in-out calc(var(--d) + 1s) infinite}
@keyframes shimmer{30%,100%{transform:translateX(120%)}}
.primary:hover{box-shadow:0 14px 30px -10px rgba(26,86,240,.85)}
.primary:active{transform:scale(.98)}
.primary:disabled{background:var(--track);color:var(--muted);box-shadow:none;cursor:not-allowed}
.primary:disabled::after{display:none}
.cta .btn,.sheet .btn{width:100%}
.btn.secondary{background:var(--surface);color:var(--ink)}

/* Locked state */
.app[data-state="locked"] .panels,.app[data-state="locked"] .cta{opacity:.38;filter:grayscale(1) blur(.8px);pointer-events:none;user-select:none}
.lock{position:absolute;inset:0;z-index:5;display:flex;align-items:center;justify-content:center;padding:16px;transition:opacity .45s,transform .45s}
.lock.gone{opacity:0;transform:scale(.96);pointer-events:none}
.lock-card{position:relative;width:100%;max-width:340px;border-radius:24px;padding:24px 22px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;
  border:1.5px solid transparent;
  background:linear-gradient(var(--bg),var(--bg)) padding-box,conic-gradient(from var(--ang),var(--line) 0 55%,var(--blue-hi) 72%,var(--blue) 80%,var(--line) 95%) border-box;
  box-shadow:0 30px 60px -24px rgba(10,22,51,.3),0 2px 6px rgba(10,22,51,.05);
  animation:riseIn .7s var(--ease) calc(var(--d) + .7s) both,spinAng 4s linear infinite}
@keyframes spinAng{to{--ang:360deg}}
.lock-icon{position:relative;width:54px;height:54px;border-radius:17px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;margin-bottom:4px}
.lock-icon svg{width:26px;height:26px}
.lock-icon::before,.lock-icon::after{content:"";position:absolute;inset:0;border-radius:inherit;border:1.5px solid var(--blue);opacity:0;animation:pulseRing 2.4s ease-out infinite}
.lock-icon::after{animation-delay:1.2s}
@keyframes pulseRing{0%{opacity:.5;transform:scale(1)}100%{opacity:0;transform:scale(1.6)}}
.lock-card .lock-h{display:block;margin:0;font-size:19px;font-weight:800;letter-spacing:-.02em;text-wrap:balance;line-height:1.25}
.lock-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.5;text-wrap:balance}
.lock-card .btn{width:100%;margin-top:8px}
.secure{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);font-weight:600}
.secure svg{width:13px;height:13px}
.steps{list-style:none;margin:6px 0 0;padding:0;width:100%;display:flex;flex-direction:column;gap:11px;text-align:start}
.lock .steps{display:none}
.steps li{display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:600;color:var(--muted);transition:color .3s}
.steps li i{width:20px;height:20px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center;transition:all .3s}
.steps li[data-s="run"]{color:var(--ink)}
.steps li[data-s="run"] i{border-color:var(--blue-soft);border-top-color:var(--blue);animation:spin .7s linear infinite}
.steps li[data-s="done"]{color:var(--ink)}
.steps li[data-s="done"] i{border-color:var(--ok);background:var(--ok);animation:pop .3s var(--ease)}
.steps li[data-s="done"] i::after{content:"";width:8px;height:4px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:translateY(-1px) rotate(-45deg)}
.steps li[data-s="bad"]{color:var(--bad)}
.steps li[data-s="bad"] i{border-color:var(--bad);background:var(--bad)}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pop{50%{transform:scale(1.25)}}
.lock[data-mode="analyzing"] .lock-card > p,.lock[data-mode="analyzing"] .lock-card > .btn,.lock[data-mode="analyzing"] .secure{display:none}
.lock[data-mode="analyzing"] .steps{display:flex}
.lock[data-mode="analyzing"] .lock-icon{animation:spin 1.4s linear infinite;border-radius:50%}

/* Sheets & drawer */
.backdrop{position:fixed;inset:0;z-index:40;background:rgba(10,22,51,.36);opacity:0;animation:fade .25s both;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.sheet{position:fixed;inset-inline:0;bottom:0;z-index:41;background:var(--bg);border-radius:24px 24px 0 0;
  padding-top:10px;padding-bottom:max(18px,calc(env(safe-area-inset-bottom,0px) + 12px));padding-left:max(18px,env(safe-area-inset-left,0px));padding-right:max(18px,env(safe-area-inset-right,0px));
  box-shadow:0 -20px 50px -20px rgba(10,22,51,.3);animation:sheetUp .36s var(--ease) both;max-height:88%;overflow:auto}
@keyframes sheetUp{from{transform:translateY(100%)}to{transform:none}}
.grab{width:38px;height:4px;border-radius:4px;background:var(--line);margin:0 auto 14px}
.sheet h3,.drawer h3{margin:0 0 12px;font-size:17px;font-weight:800;letter-spacing:-.01em}
.sheet p{margin:0 0 12px;color:var(--muted);font-size:13.5px}
.opt{display:flex;align-items:center;gap:12px;width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:16px;text-align:start;font-weight:700;font-size:15px;transition:border-color .2s,background .2s,transform .15s;animation:rise .4s var(--ease) both;text-decoration:none;color:var(--ink)}
.opt + .opt{margin-top:8px;animation-delay:.06s}
.opt:hover{border-color:var(--blue);background:var(--blue-soft)}
.opt:active{transform:scale(.98)}
.opt .w-ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--surface);color:var(--blue);flex:none}
.opt .w-ic svg{width:22px;height:22px}
.opt small{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:1px}
.opt .chev{margin-inline-start:auto;width:18px;height:18px;color:var(--muted)}
:root[dir="rtl"] .opt .chev{transform:scaleX(-1)}
.lang-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.lang-opt{padding:11px 13px;border:1px solid var(--line);border-radius:14px;text-align:start;font-weight:700;font-size:13.5px;display:flex;justify-content:space-between;align-items:center;gap:6px;transition:border-color .2s,background .2s;text-decoration:none;color:var(--ink)}
.lang-opt span{font-family:var(--f-mono);font-size:10.5px;color:var(--muted);font-weight:500;text-transform:uppercase}
.lang-opt:hover{border-color:var(--track)}
.lang-opt[aria-current="true"]{border-color:var(--blue);background:var(--blue-soft);color:var(--blue-deep)}
.ghost{width:100%;margin-top:12px;height:48px;border-radius:14px;background:var(--surface);font-weight:700}
.danger{color:var(--bad)}
.addr-full{font-family:var(--f-mono);font-size:12.5px;padding:12px 14px;border-radius:14px;background:var(--surface);word-break:break-all;margin-bottom:4px;direction:ltr}

/* Order sheet */
.rows{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;margin-bottom:12px}
.row{display:flex;justify-content:space-between;gap:12px;padding:11px 14px;font-size:13.5px}
.row + .row{border-top:1px solid var(--line)}
.row span{color:var(--muted);font-weight:600}
.row b{font-weight:800;text-align:end;font-variant-numeric:tabular-nums;min-width:0;overflow-wrap:anywhere}
.row.total b{font-size:18px;color:var(--blue-deep)}
.row .mono{font-family:var(--f-mono);font-weight:500;font-size:12px;direction:ltr}
.order-steps{margin:4px 0 16px}
.state-icon{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:4px auto 12px;animation:pop .5s var(--ease)}
.state-icon svg{width:32px;height:32px}
.state-icon.ok{background:var(--ok-soft);color:var(--ok)}
.state-icon.bad{background:#FDECEC;color:var(--bad)}
.center{text-align:center}
.spinner{width:28px;height:28px;border-radius:50%;border:3px solid var(--blue-soft);border-top-color:var(--blue);animation:spin .7s linear infinite;margin:18px auto}
.sheet .err{color:var(--bad);font-weight:600;font-size:13px;margin:0 0 12px}

.drawer{position:fixed;top:0;bottom:0;inset-inline-end:0;z-index:41;width:min(340px,88%);background:var(--bg);display:flex;flex-direction:column;gap:18px;overflow:auto;
  padding-top:max(18px,calc(env(safe-area-inset-top,0px) + 12px));padding-bottom:max(18px,calc(env(safe-area-inset-bottom,0px) + 12px));padding-inline-start:20px;padding-inline-end:max(20px,env(safe-area-inset-right,0px));
  box-shadow:-30px 0 60px -30px rgba(10,22,51,.35);animation:drawerIn .42s var(--ease) both}
:root[dir="rtl"] .drawer{padding-inline-end:max(20px,env(safe-area-inset-left,0px));box-shadow:30px 0 60px -30px rgba(10,22,51,.35);animation-name:drawerInR}
@keyframes drawerIn{from{transform:translateX(100%)}to{transform:none}}
@keyframes drawerInR{from{transform:translateX(-100%)}to{transform:none}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.drawer-head .brand{font-size:16px}
.nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.nav a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:14px;text-decoration:none;color:var(--ink);font-weight:700;font-size:15px;transition:background .2s}
.nav a:hover{background:var(--surface)}
.nav a[aria-current="page"]{background:var(--blue-soft);color:var(--blue-deep)}
.nav svg{width:19px;height:19px;flex:none}
.nav.small a{font-size:13.5px;font-weight:600;padding:8px 12px;color:var(--muted)}
.nav li{animation:rise .45s var(--ease) both}
.nav li:nth-child(2){animation-delay:.04s}.nav li:nth-child(3){animation-delay:.08s}.nav li:nth-child(4){animation-delay:.12s}.nav li:nth-child(5){animation-delay:.16s}
.drawer-sec{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.drawer-contact{display:flex;flex-direction:column;gap:6px;font-size:13.5px}
.drawer-contact a{color:var(--ink);text-decoration:none;font-weight:600;direction:ltr;unicode-bidi:isolate}
.drawer-foot{margin-top:auto;font-size:11.5px;color:var(--muted);font-family:var(--f-mono)}

.toast{position:fixed;left:50%;bottom:calc(max(16px,env(safe-area-inset-bottom,0px)) + 76px);transform:translateX(-50%);z-index:60;background:var(--ink);color:#fff;
  font-size:13px;font-weight:600;padding:11px 16px;border-radius:12px;max-width:calc(100% - 32px);width:max-content;text-align:center;box-shadow:0 12px 30px -10px rgba(10,22,51,.5);animation:rise .3s both}

/* ---------- Hero + content (SEO sections) ---------- */
.hero{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;padding:40px max(16px,env(safe-area-inset-right,0px)) 8px max(16px,env(safe-area-inset-left,0px));max-width:760px;margin:0 auto;width:100%}
.core-hero{display:none}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;color:var(--blue);text-transform:uppercase}
.hero h1{margin:0;font-size:clamp(30px,7vw,58px);line-height:1.06;letter-spacing:-.04em;font-weight:800;text-wrap:balance;max-width:16ch}
.hero p{margin:0;font-size:17px;line-height:1.6;color:var(--muted);max-width:54ch}
.points{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.points li{display:flex;align-items:center;gap:12px;font-weight:700;font-size:15px}
.points li i{width:32px;height:32px;border-radius:10px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;flex:none}
.points li i svg{width:16px;height:16px}
.formula{margin-top:6px;display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--f-mono);font-size:12px;color:var(--muted);padding-top:18px;border-top:1px solid var(--line)}
.formula b{color:var(--ink);font-weight:500}

.content{position:relative;z-index:1;max-width:760px;margin:0 auto;width:100%;padding:24px max(16px,env(safe-area-inset-right,0px)) 40px max(16px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:48px}
.section h2{margin:0 0 18px;font-size:clamp(24px,4.6vw,34px);letter-spacing:-.03em;line-height:1.15;text-wrap:balance}
.section > p{color:var(--muted);margin:0 0 16px;max-width:65ch}
.how{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:s}
.how li{position:relative;display:grid;grid-template-columns:44px 1fr;gap:4px 14px;padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--bg);counter-increment:s}
.how li::before{content:counter(s);grid-row:span 2;width:44px;height:44px;border-radius:14px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px}
.how h3,.why h3{margin:0;font-size:16px;font-weight:800;letter-spacing:-.01em}
.how p,.why p{margin:0;color:var(--muted);font-size:14.5px}
.why{display:grid;gap:12px}
.why > div{padding:18px;border-radius:18px;background:var(--surface);display:flex;flex-direction:column;gap:6px}
.compare{width:100%;border-collapse:collapse;font-size:14px}
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px}
.compare th,.compare td{padding:12px 14px;text-align:start;border-bottom:1px solid var(--line);white-space:nowrap}
.compare tr:last-child td{border-bottom:0}
.compare th{font-size:12px;color:var(--muted);font-weight:700;background:var(--surface)}
.compare td.b{font-weight:800;color:var(--blue-deep)}
.faq{display:flex;flex-direction:column;gap:8px}
.faq details{border:1px solid var(--line);border-radius:16px;background:var(--bg);transition:border-color .2s}
.faq details[open]{border-color:var(--track)}
.faq summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:700;font-size:15.5px;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:10px;height:10px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg) translateY(-3px);transition:transform .25s;flex:none}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq details > div{padding:0 18px 16px;color:var(--muted);font-size:14.5px}
.faq details > div p{margin:0 0 8px}
.cta-band{padding:28px;border-radius:24px;color:#fff;background:radial-gradient(120% 140% at 100% 0%,var(--blue-hi) 0%,transparent 55%),linear-gradient(135deg,var(--blue) 0%,var(--blue-deep) 100%);display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-band h2{margin:0;font-size:24px;letter-spacing:-.02em}
.cta-band p{margin:0;opacity:.9}
.cta-band .btn{background:#fff;color:var(--blue-deep);height:48px}

/* Article pages */
.doc-page{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column}
.doc-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
body.doc::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.doc-head .top{max-width:1000px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.article{max-width:760px;margin:0 auto;width:100%;padding:28px max(16px,env(safe-area-inset-right,0px)) 56px max(16px,env(safe-area-inset-left,0px));animation:rise .5s var(--ease) both}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:14px;display:flex;gap:6px;flex-wrap:wrap}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--blue)}
.article h1{font-size:clamp(28px,5.4vw,44px);line-height:1.1;letter-spacing:-.035em;margin:0 0 14px;text-wrap:balance}
.article .lead{font-size:18px;color:var(--muted);margin:0 0 28px;max-width:62ch}
.article h2{font-size:22px;letter-spacing:-.02em;margin:34px 0 10px;line-height:1.25}
.article h3{font-size:17px;margin:22px 0 8px}
.article p,.article li{max-width:68ch}
.article ul,.article ol{padding-inline-start:22px}
.article li{margin:4px 0}
.article .meta{font-size:13px;color:var(--muted);font-family:var(--f-mono);margin-bottom:24px}
.article .note{padding:14px 16px;border-radius:14px;background:var(--surface);font-size:14px;color:var(--muted);margin:0 0 24px}
.contact-cards{display:grid;gap:12px;margin:8px 0 24px}
.contact-cards a{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:18px;text-decoration:none;color:var(--ink);transition:border-color .2s,transform .2s}
.contact-cards a:hover{border-color:var(--blue);transform:translateY(-2px)}
.contact-cards i{width:44px;height:44px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;flex:none}
.contact-cards i svg{width:20px;height:20px}
.contact-cards small{display:block;color:var(--muted);font-size:12.5px;font-weight:600}
.contact-cards b{direction:ltr;unicode-bidi:isolate;display:inline-block}

/* Footer */
.foot{position:relative;z-index:1;border-top:1px solid var(--line);background:var(--surface);margin-top:auto}
.foot-in{max-width:1000px;margin:0 auto;padding:32px max(16px,env(safe-area-inset-right,0px)) max(28px,calc(env(safe-area-inset-bottom,0px) + 20px)) max(16px,env(safe-area-inset-left,0px));display:grid;gap:24px}
.foot h4{margin:0 0 10px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
.foot a{color:var(--ink);text-decoration:none;font-size:14px}
.foot a:hover{color:var(--blue)}
.foot .langs{flex-direction:row;flex-wrap:wrap;gap:6px 12px}
.foot .langs a{font-size:13px;color:var(--muted)}
.foot .langs a[aria-current="true"]{color:var(--blue-deep);font-weight:700}
.foot .copy{font-size:12.5px;color:var(--muted);display:flex;flex-direction:column;gap:6px}
.ltr{direction:ltr;unicode-bidi:isolate}

/* ---------- Desktop ---------- */
@media (min-width:720px){
  .how{grid-template-columns:repeat(3,1fr)}
  .how li{grid-template-columns:1fr;align-content:start}
  .how li::before{grid-row:auto;margin-bottom:8px}
  .why{grid-template-columns:repeat(3,1fr)}
  .foot-in{grid-template-columns:1.4fr 1fr 1fr 1.2fr}
  .contact-cards{grid-template-columns:repeat(3,1fr)}
  .contact-cards a{flex-direction:column;align-items:flex-start}
}
@media (min-width:960px){
  .page{display:grid;grid-template-columns:minmax(0,1fr) 440px;grid-template-areas:"hero app";align-items:center;gap:64px;max-width:1200px;margin:0 auto;width:100%;
    min-height:100vh;padding-left:max(40px,env(safe-area-inset-left,0px));padding-right:max(40px,env(safe-area-inset-right,0px));padding-block:32px}
  .hero{grid-area:hero;padding:0;margin:0;max-width:none;animation:rise .8s var(--ease) calc(var(--d) + .3s) both}
  .core-hero{display:block;width:min(340px,100%);aspect-ratio:1;max-width:100%;margin:-30px 0 -20px -40px}
  :root[dir="rtl"] .core-hero{margin:-30px -40px -20px 0}
  .core-hero canvas{width:100%;height:100%;display:block}
  .app{grid-area:app;height:min(800px,calc(100vh - 64px));min-height:700px;background:var(--bg);border:1px solid var(--line);border-radius:30px;padding-inline:20px;padding-block:4px 20px;
    box-shadow:0 60px 120px -50px rgba(10,22,51,.35),0 4px 14px rgba(10,22,51,.04);animation:appIn 1s var(--ease) calc(var(--d) + .15s) both}
  @keyframes appIn{from{opacity:0;transform:perspective(1400px) rotateY(-14deg) rotateX(6deg) translateY(30px)}to{opacity:1;transform:none}}
  .content{max-width:1000px}
  .sheet{left:50%;right:auto;bottom:auto;top:50%;width:440px;border-radius:24px;transform:translate(-50%,-50%);animation:fade .2s both;opacity:0;padding:22px}
  .grab{display:none}
  .toast{bottom:40px}
}
@media (max-height:700px) and (max-width:959px){
  .field-head label small{display:none}
  .price-sub{display:none}
  :root{--gap:7px}
}
@media (max-height:600px) and (max-width:959px){
  .price-save{display:none}
}
@media (prefers-reduced-motion:reduce){
  .loader{display:none}
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}