/* Sophia Genesis — premium system v2 · «Ethereal Glass» (OLED black, amber light, glass, grain)
   Fonts: Unbounded (display) · Spectral italic (accent) · Manrope (body) · JetBrains Mono (tags)
   Motion: cubic-bezier(.32,.72,0,1) everywhere. Transform/opacity only. */

:root{
  --bg:#050505; --bg-2:#0B0A09; --bg-3:#141210;
  --fg:#F3EFE7; --fg-2:rgba(243,239,231,.74); --fg-3:rgba(243,239,231,.48); --fg-4:rgba(243,239,231,.3);
  --hair:rgba(255,255,255,.10); --hair-2:rgba(255,255,255,.06); --hair-3:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.045); --glass-2:rgba(255,255,255,.07);
  --amber:#D9A441; --amber-2:#F2C56B; --ember:#8F5E1C; --ember-2:#5A3A10;
  --ink:#0B0A09;
  --display:'Unbounded',system-ui,sans-serif;
  --accent:'Spectral',Georgia,serif;
  --body:'Manrope',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.32,.72,0,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --r-xl:2rem; --r-lg:1.5rem; --r-md:1rem; --bez:6px;
  --max:1240px; --pad:32px;
  --z-nav:40; --z-overlay:45; --z-grain:50;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}
body{margin:0;min-height:100dvh;overflow-x:clip}
h1,h2,h3,h4{margin:0;font-family:var(--display);font-weight:400;letter-spacing:-.02em;text-wrap:balance}
p{margin:0;text-wrap:pretty}
a{color:inherit;text-decoration:none}
img,svg,canvas,video{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:4px;border-radius:4px}
::selection{background:rgba(217,164,65,.35)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.reveal{opacity:1!important;transform:none!important;filter:none!important}}

/* ---------- atmosphere ---------- */
.mesh{position:fixed;inset:-20%;z-index:0;pointer-events:none;
  background:
    radial-gradient(38% 34% at 18% 12%, rgba(217,164,65,.20), transparent 70%),
    radial-gradient(30% 28% at 84% 22%, rgba(143,94,28,.16), transparent 70%),
    radial-gradient(34% 30% at 70% 88%, rgba(96,128,110,.12), transparent 70%),
    radial-gradient(26% 24% at 8% 84%, rgba(217,164,65,.08), transparent 70%);
  animation:mesh 48s var(--ease) infinite alternate;will-change:transform}
@keyframes mesh{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-2%,1.5%,0) scale(1.06)}}
.grain{position:fixed;inset:0;z-index:var(--z-grain);pointer-events:none;opacity:.035;mix-blend-mode:screen;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size:180px 180px}
.wrap{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
@media (max-width:768px){:root{--pad:20px;--r-xl:1.5rem}}

/* ---------- island nav ---------- */
.nav-island{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:var(--z-nav);
  display:flex;align-items:center;gap:6px;padding:6px 6px 6px 18px;border-radius:999px;
  background:rgba(8,8,8,.62);border:1px solid var(--hair);backdrop-filter:blur(24px) saturate(140%);-webkit-backdrop-filter:blur(24px) saturate(140%);
  box-shadow:0 20px 60px -20px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .7s var(--ease),background .4s var(--ease);max-width:calc(100vw - 32px)}
.nav-island .brand{font-family:var(--display);font-size:13px;letter-spacing:.02em;padding-right:14px;white-space:nowrap}
.nav-island .brand b{color:var(--amber);font-weight:400}
.nav-island .links{display:flex;gap:2px;padding:0 6px;border-left:1px solid var(--hair-2)}
.nav-island .links a{font-size:13px;color:var(--fg-2);padding:8px 12px;border-radius:999px;transition:color .4s var(--ease),background .4s var(--ease);white-space:nowrap}
.nav-island .links a:hover,.nav-island .links a[aria-current]{color:var(--fg);background:var(--glass-2)}
.nav-island .cta{margin-left:6px}
.burger{display:none;position:relative;width:42px;height:42px;border-radius:999px;border:1px solid var(--hair);background:var(--glass);cursor:pointer;padding:0;flex:none}
.burger span{position:absolute;left:13px;width:16px;height:1.5px;background:var(--fg);border-radius:2px;transition:transform .6s var(--ease),top .6s var(--ease),opacity .4s var(--ease)}
.burger span:nth-child(1){top:16px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:26px}
body.menu-open .burger span:nth-child(1){top:21px;transform:rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0;transform:scaleX(.2)}
body.menu-open .burger span:nth-child(3){top:21px;transform:rotate(-45deg)}
@media (max-width:1024px){.nav-island .links{display:none}.burger{display:block}.nav-island{padding-left:16px}}
@media (max-width:480px){.nav-island .cta{display:none}}
.overlay{position:fixed;inset:0;z-index:var(--z-overlay);background:rgba(5,5,5,.84);backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);
  display:grid;place-items:center;opacity:0;pointer-events:none;transition:opacity .6s var(--ease)}
body.menu-open .overlay{opacity:1;pointer-events:auto}
.overlay nav{display:grid;gap:10px;text-align:center;padding:0 24px}
.overlay a{font-family:var(--display);font-size:clamp(26px,5vw,44px);letter-spacing:-.02em;color:var(--fg);opacity:0;transform:translateY(48px);transition:transform .8s var(--ease),opacity .8s var(--ease)}
.overlay a small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--fg-3);margin-top:2px}
body.menu-open .overlay a{opacity:1;transform:translateY(0)}
.overlay a:nth-child(1){transition-delay:.05s}.overlay a:nth-child(2){transition-delay:.1s}.overlay a:nth-child(3){transition-delay:.15s}.overlay a:nth-child(4){transition-delay:.2s}.overlay a:nth-child(5){transition-delay:.25s}.overlay a:nth-child(6){transition-delay:.3s}.overlay a:nth-child(7){transition-delay:.35s}
.overlay .close{position:absolute;top:24px;right:24px}
body.menu-open{overflow:hidden}

/* ---------- typography ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--hair);border-radius:999px;padding:6px 12px;font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--fg-2);background:var(--glass)}
.eyebrow i{width:5px;height:5px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px var(--amber)}
.h1{font-size:clamp(40px,7vw,104px);line-height:.98;letter-spacing:-.03em;font-weight:400}
.h2{font-size:clamp(30px,4.3vw,58px);line-height:1.04;letter-spacing:-.025em}
.h3{font-size:clamp(20px,1.8vw,24px);line-height:1.2;letter-spacing:-.01em}
.acc{font-family:var(--accent);font-style:italic;font-weight:300;color:var(--amber-2);letter-spacing:0}
.lead{font-size:clamp(17px,1.4vw,21px);line-height:1.55;color:var(--fg-2);max-width:56ch}
.prose{max-width:64ch;color:var(--fg-2);line-height:1.75;font-size:17px}
.prose p + p{margin-top:20px}
.prose strong{color:var(--fg);font-weight:600}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--fg-3)}
.num{font-family:var(--display);font-size:clamp(40px,4vw,56px);line-height:1;color:var(--fg-4);letter-spacing:-.03em}

/* ---------- buttons: pill + button-in-button ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:14px;padding:8px 8px 8px 24px;border-radius:999px;background:var(--amber);color:var(--ink);font-weight:600;font-size:15px;line-height:1;border:0;cursor:pointer;
  transition:transform .6s var(--ease),background .5s var(--ease),box-shadow .6s var(--ease);box-shadow:0 10px 30px -12px rgba(217,164,65,.45);will-change:transform;text-decoration:none;white-space:nowrap}
.btn .ic{width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.12);display:grid;place-items:center;transition:transform .6s var(--ease),background .5s var(--ease)}
.btn .ic svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.4;fill:none;stroke-linecap:round;stroke-linejoin:round}
.btn:hover{background:var(--amber-2);box-shadow:0 18px 40px -14px rgba(217,164,65,.55)}
.btn:hover .ic{transform:translate(2px,-1px) scale(1.06)}
.btn:active{transform:scale(.98)}
.btn.ghost{background:var(--glass);color:var(--fg);border:1px solid var(--hair);box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.btn.ghost .ic{background:rgba(255,255,255,.08)}
.btn.ghost:hover{background:var(--glass-2);border-color:var(--hair-3)}
.btn.sm{padding:6px 6px 6px 16px;font-size:13px;gap:10px}.btn.sm .ic{width:30px;height:30px}.btn.sm .ic svg{width:13px;height:13px}
.btn.lg{padding:10px 10px 10px 30px;font-size:17px}.btn.lg .ic{width:44px;height:44px}
.btn[disabled]{opacity:.4;pointer-events:none}
.link{display:inline-flex;align-items:center;gap:10px;color:var(--fg-2);font-size:15px;transition:color .4s var(--ease)}
.link .ic{width:28px;height:28px;border-radius:50%;border:1px solid var(--hair);display:grid;place-items:center;transition:transform .6s var(--ease),border-color .4s var(--ease),background .4s var(--ease)}
.link .ic svg{width:12px;height:12px;stroke:currentColor;stroke-width:1.4;fill:none;stroke-linecap:round;stroke-linejoin:round}
.link:hover{color:var(--fg)}.link:hover .ic{transform:translate(2px,-1px);border-color:var(--hair-3);background:var(--glass)}

/* ---------- double-bezel shells ---------- */
.shell{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);padding:var(--bez);border-radius:var(--r-xl);
  box-shadow:0 30px 80px -40px rgba(0,0,0,.8);transition:transform .8s var(--ease),border-color .6s var(--ease)}
.shell .core{background:var(--bg-2);border-radius:calc(var(--r-xl) - var(--bez));box-shadow:inset 0 1px 1px rgba(255,255,255,.12), inset 0 -1px 0 rgba(0,0,0,.4);padding:32px;height:100%;position:relative;overflow:hidden}
.shell .core.pad-lg{padding:44px}
.shell.glow{border-color:rgba(217,164,65,.28)}
.shell.glow .core{box-shadow:inset 0 1px 1px rgba(242,197,107,.25), inset 0 -1px 0 rgba(0,0,0,.4)}
.shell.glow .core::after{content:"";position:absolute;inset:auto -20% -40% auto;width:60%;height:70%;background:radial-gradient(closest-side,rgba(217,164,65,.22),transparent 70%);pointer-events:none}
.shell:hover{transform:translateY(-3px);border-color:rgba(255,255,255,.14)}
.shell.flat:hover{transform:none}
@media (max-width:768px){.shell .core{padding:24px}.shell .core.pad-lg{padding:28px}}

/* ---------- sections & grids ---------- */
.section{position:relative;padding:128px 0}
.section.tight{padding:96px 0}
.section-head{display:grid;gap:22px;max-width:900px;margin-bottom:64px}
.section-head .lead{margin-top:4px}
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.c12{grid-column:span 12}.c8{grid-column:span 8}.c7{grid-column:span 7}.c6{grid-column:span 6}.c5{grid-column:span 5}.c4{grid-column:span 4}.c3{grid-column:span 3}
.r2{grid-row:span 2}.r3{grid-row:span 3}
@media (max-width:1024px){.c8,.c7,.c6,.c5,.c4,.c3{grid-column:span 6}}
@media (max-width:768px){.section{padding:80px 0}.section.tight{padding:64px 0}.section-head{margin-bottom:40px}.bento{gap:12px}.c8,.c7,.c6,.c5,.c4,.c3{grid-column:span 12}.r2,.r3{grid-row:auto}}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.split > *,.bento > *,.two > *,.steps > *,.deck > *,.article > *{min-width:0}
@media (max-width:1024px){.split{grid-template-columns:1fr;gap:40px}}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--hair-3),transparent)}

/* rows list inside a core */
.rows{display:grid}
.row{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:22px 0;border-top:1px solid var(--hair-2);align-items:start}
.row:first-child{border-top:0;padding-top:0}
.row:last-child{padding-bottom:0}
.row .n{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--amber);padding-top:6px}
.row .t{font-family:var(--display);font-size:17px;line-height:1.3;letter-spacing:-.01em}
.row .d{color:var(--fg-2);font-size:15px;line-height:1.6;margin-top:6px}
@media (max-width:768px){.row{grid-template-columns:44px 1fr;gap:12px}}

/* ---------- reveals ---------- */
/* hidden only when JS is present (html.js is set by sg.js); no-JS and print always show content */
.js .reveal{opacity:0;transform:translateY(40px);filter:blur(8px);transition:opacity 1s var(--ease),transform 1s var(--ease),filter 1s var(--ease);will-change:transform,opacity}
.js .reveal.in{opacity:1;transform:none;filter:none}
@media print{.reveal{opacity:1!important;transform:none!important;filter:none!important}.mesh,.grain,.nav-island,.overlay{display:none!important}}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100dvh;display:grid;align-content:start;padding:clamp(140px,18vh,220px) 0 96px}
.hero .split{grid-template-columns:1.25fr .75fr}
.hero .h1{font-size:clamp(36px,4.9vw,74px)}
@media (max-width:1024px){.hero .split{grid-template-columns:1fr}.hero{padding-top:120px}}
.hero .field{position:absolute;inset:0;z-index:0;pointer-events:none;
  -webkit-mask-image:radial-gradient(60% 70% at 72% 50%,#000 30%,transparent 75%);mask-image:radial-gradient(60% 70% at 72% 50%,#000 30%,transparent 75%)}
.hero .field canvas{width:100%;height:100%}
.hero .in{position:relative;z-index:1}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:40px}
.hero .lead{margin-top:32px}
.hero .eyebrow{margin-bottom:34px}

/* cascade (Z-axis) — cards on the right of the hero */
.cascade{position:relative;height:460px}
.cascade .card{position:absolute;width:min(360px,86%);transition:transform 1s var(--ease)}
.cascade .card:nth-child(1){left:6%;top:0;transform:rotate(-4deg)}
.cascade .card:nth-child(2){left:22%;top:150px;transform:rotate(2deg)}
.cascade .card:nth-child(3){left:0;top:300px;transform:rotate(-1.5deg)}
.cascade:hover .card:nth-child(1){transform:rotate(-6deg) translateY(-8px)}
.cascade:hover .card:nth-child(2){transform:rotate(3deg) translateY(-4px)}
.cascade:hover .card:nth-child(3){transform:rotate(-2.5deg) translateY(-6px)}
.cascade .card .core{padding:22px 24px}
.cascade .k{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--fg-3);margin-bottom:12px;display:flex;justify-content:space-between}
.cascade .k i{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px var(--amber);align-self:center}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.seg span{padding:10px 0;text-align:center;font-family:var(--mono);font-size:11px;letter-spacing:.1em;border:1px solid var(--hair-2);border-radius:10px;color:var(--fg-3)}
.seg span.on{border-color:rgba(217,164,65,.5);color:var(--amber-2);background:rgba(217,164,65,.08)}
.fake-input{margin-top:10px;border:1px solid var(--hair);border-radius:12px;padding:12px 14px;color:var(--fg-3);font-size:14px;display:flex;justify-content:space-between;align-items:center}
.fake-input b{width:7px;height:16px;background:var(--amber);animation:blink 1.2s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.formula{font-family:var(--mono);font-size:14px;color:var(--fg);line-height:1.8;letter-spacing:.02em}
.formula sub{font-size:.7em}
.formula .c{color:var(--fg-3);display:block;font-size:11px;letter-spacing:.06em;margin-top:8px;text-transform:none}
@media (max-width:1024px){.cascade{height:auto;display:grid;gap:12px}.cascade .card{position:static;width:100%;transform:none!important}}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--hair-2);border-bottom:1px solid var(--hair-2);padding:18px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee .track{display:flex;gap:56px;width:max-content;animation:marquee 46s linear infinite;font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--fg-3);white-space:nowrap}
.marquee .track span i{color:var(--amber);font-style:normal;margin-right:56px}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- evolution deck ---------- */
.deck{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;align-items:end}
.deck .shell{transition:transform .9s var(--ease),border-color .6s var(--ease)}
.deck .shell:nth-child(1){transform:translateY(40px) rotate(-1.5deg)}
.deck .shell:nth-child(2){transform:translateY(28px) rotate(-.7deg)}
.deck .shell:nth-child(3){transform:translateY(16px)}
.deck .shell:nth-child(4){transform:translateY(6px) rotate(.6deg)}
.deck .shell:nth-child(5){transform:translateY(-10px) scale(1.04)}
.deck .shell:hover{transform:translateY(-14px)}
.deck .v{font-family:var(--display);font-size:clamp(28px,3vw,40px);letter-spacing:-.03em;color:var(--fg-4);line-height:1}
.deck .glow .v{color:var(--amber)}
.deck .t{font-family:var(--display);font-size:15px;margin:22px 0 10px;line-height:1.3}
.deck .d{font-size:13.5px;color:var(--fg-2);line-height:1.55}
@media (max-width:1024px){.deck{grid-template-columns:1fr 1fr}.deck .shell{transform:none!important}}
@media (max-width:640px){.deck{grid-template-columns:1fr}}

/* ---------- pull quote ---------- */
.quote{font-family:var(--accent);font-style:italic;font-weight:300;font-size:clamp(28px,4.4vw,62px);line-height:1.15;letter-spacing:-.01em;color:var(--fg);max-width:22ch}
.quote cite{display:block;font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--fg-3);margin-top:28px}

/* ---------- steps (route) ---------- */
.steps{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;align-items:stretch}
.steps .shell:nth-child(1){grid-column:span 4}.steps .shell:nth-child(2){grid-column:span 4}.steps .shell:nth-child(3){grid-column:span 4}
.steps .num{margin-bottom:56px}
.steps .price{position:absolute;top:24px;right:24px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;padding:6px 12px;border-radius:999px;border:1px solid var(--hair);color:var(--fg-2);background:var(--glass)}
.steps .price.on{border-color:rgba(217,164,65,.45);color:var(--amber-2)}
.steps .t{font-family:var(--display);font-size:22px;margin-bottom:12px;letter-spacing:-.01em}
.steps .d{color:var(--fg-2);font-size:15px;line-height:1.6}
@media (max-width:1024px){.steps .shell:nth-child(n){grid-column:span 12}}

/* ---------- placeholder ---------- */
.ph{display:grid;place-items:center;text-align:center;background:repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 10px,transparent 10px 20px);border:1px dashed var(--hair);border-radius:calc(var(--r-xl) - var(--bez));color:var(--fg-3);font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;line-height:1.9;padding:24px;min-height:200px}

/* ---------- article rows ---------- */
.arts{display:grid}
.art{display:grid;grid-template-columns:56px 1fr auto;gap:22px;align-items:center;padding:26px 0;border-top:1px solid var(--hair-2);transition:padding .6s var(--ease)}
.art:last-child{border-bottom:1px solid var(--hair-2)}
.art .n{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--fg-3)}
.art .t{font-family:var(--display);font-size:clamp(16px,1.5vw,20px);line-height:1.3;letter-spacing:-.01em;transition:color .4s var(--ease)}
.art .m{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--fg-3);margin-top:8px}
.art .ic{width:44px;height:44px;border-radius:50%;border:1px solid var(--hair);display:grid;place-items:center;transition:transform .6s var(--ease),background .4s var(--ease),border-color .4s var(--ease)}
.art .ic svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.3;fill:none;stroke-linecap:round;stroke-linejoin:round}
.art:hover .t{color:var(--amber-2)}.art:hover .ic{transform:translate(3px,-2px);background:var(--glass);border-color:var(--hair-3)}
@media (max-width:768px){.art{grid-template-columns:36px 1fr;gap:12px}.art .ic{display:none}}

/* ---------- final CTA ---------- */
.cta-final .core{padding:72px 56px;text-align:center;display:grid;justify-items:center;gap:26px}
.cta-final .core::before{content:"";position:absolute;inset:-40% -10% auto;height:120%;background:radial-gradient(50% 60% at 50% 0%,rgba(217,164,65,.22),transparent 70%);pointer-events:none}
.cta-final .h2{max-width:18ch;position:relative}
@media (max-width:768px){.cta-final .core{padding:48px 24px}}

/* ---------- footer ---------- */
.footer{padding:64px 0 40px;border-top:1px solid var(--hair-2);display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;font-size:14px;color:var(--fg-2)}
.footer .brand{font-family:var(--display);font-size:16px;color:var(--fg);margin-bottom:12px}
.footer .brand b{color:var(--amber);font-weight:400}
.footer .col a{display:block;padding:5px 0;transition:color .4s var(--ease)}
.footer .col a:hover{color:var(--amber-2)}
.footer .mono{margin-bottom:10px}
.footer .legal{grid-column:1/-1;margin-top:24px;padding-top:20px;border-top:1px solid var(--hair-2);font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-4);line-height:1.9}
@media (max-width:768px){.footer{grid-template-columns:1fr 1fr;gap:28px}.footer .col:first-child{grid-column:1/-1}}

/* ---------- article page ---------- */
.article-hero{padding:160px 0 56px}
.article-hero .h1{font-size:clamp(30px,4.4vw,60px);max-width:20ch;margin:26px 0 22px}
.article{display:grid;grid-template-columns:220px 1fr;gap:64px;padding-bottom:128px}
.article .toc{position:sticky;top:110px;align-self:start;display:grid;gap:8px;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3)}
.article .toc a{padding:6px 0;border-top:1px solid var(--hair-2);transition:color .4s var(--ease)}
.article .toc a:hover{color:var(--amber-2)}
.article .text{max-width:66ch;font-size:18px;line-height:1.78;color:var(--fg-2)}
.article .text p + p{margin-top:22px}
.article .text .lead-in{font-family:var(--accent);font-style:italic;font-weight:300;font-size:clamp(22px,2.2vw,28px);line-height:1.4;color:var(--fg);margin-bottom:32px}
.article .text h2{font-size:clamp(24px,2.4vw,32px);color:var(--fg);margin:64px 0 20px;letter-spacing:-.02em}
.article .text h3{font-size:19px;color:var(--fg);margin:36px 0 12px;font-family:var(--body);font-weight:600}
.article .text strong{color:var(--fg);font-weight:600}
.article .text .quote{margin:48px 0;font-size:clamp(24px,3vw,40px)}
.article .text ol,.article .text ul{padding-left:1.2em;margin:16px 0}.article .text li + li{margin-top:10px}
.article .end{margin-top:56px;padding-top:24px;border-top:1px solid var(--hair-2);display:flex;gap:24px;flex-wrap:wrap}
@media (max-width:900px){.article{grid-template-columns:1fr;gap:32px}.article .toc{position:static}.article-hero{padding:132px 0 40px}}
.math{font-family:var(--mono);font-size:15px;line-height:1.8;color:var(--fg);background:var(--glass);border:1px solid var(--hair-2);border-radius:var(--r-md);padding:20px 24px;margin:26px 0;overflow-x:auto;white-space:nowrap;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.math small{display:block;font-size:11.5px;color:var(--fg-3);white-space:normal;margin-top:8px;letter-spacing:.03em;line-height:1.6}
.math sub,.math sup{font-size:.7em}

/* ---------- «простыми словами» ---------- */
details.plain{margin-top:24px;border-radius:var(--r-md);border:1px solid var(--hair-2);background:var(--glass);overflow:hidden}
details.plain summary{list-style:none;cursor:pointer;padding:14px 18px;font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--amber-2);display:flex;justify-content:space-between;align-items:center}
details.plain summary::-webkit-details-marker{display:none}
details.plain summary::after{content:"+";font-size:16px;color:var(--fg-3);transition:transform .5s var(--ease)}
details.plain[open] summary::after{transform:rotate(45deg)}
details.plain .in{padding:0 18px 18px;font-size:15.5px;line-height:1.65;color:var(--fg-2);max-width:60ch}
details.plain .in .who{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-4);margin-bottom:8px}

/* ---------- app surface ---------- */
.app-shell{max-width:760px;margin:0 auto;padding:120px var(--pad) 80px;position:relative;z-index:1;min-height:100dvh;display:grid;grid-template-rows:auto 1fr auto;gap:32px}
.app-head{display:flex;justify-content:space-between;align-items:center}
.progress{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;margin-bottom:36px}
.progress .bar{height:2px;background:var(--hair-2);border-radius:2px;overflow:hidden}
.progress .bar i{display:block;height:100%;background:var(--amber);transform-origin:left;transition:transform .8s var(--ease);box-shadow:0 0 12px var(--amber)}
.q{font-family:var(--display);font-size:clamp(22px,2.6vw,32px);line-height:1.25;letter-spacing:-.02em;margin-bottom:28px}
.opts{display:grid;gap:10px}
.opt{display:grid;grid-template-columns:36px 1fr;gap:14px;align-items:center;text-align:left;padding:16px 18px;border-radius:var(--r-md);border:1px solid var(--hair-2);background:var(--glass);cursor:pointer;transition:border-color .5s var(--ease),background .5s var(--ease),transform .6s var(--ease)}
.opt .l{width:32px;height:32px;border-radius:50%;border:1px solid var(--hair);display:grid;place-items:center;font-family:var(--mono);font-size:11px;color:var(--fg-3)}
.opt:hover{border-color:var(--hair-3);background:var(--glass-2)}
.opt[aria-checked="true"]{border-color:rgba(217,164,65,.5);background:rgba(217,164,65,.08)}
.opt[aria-checked="true"] .l{border-color:var(--amber);color:var(--amber-2)}
.opt:active{transform:scale(.99)}
.app-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:32px;flex-wrap:wrap}
.field{display:grid;gap:8px;margin-bottom:18px}
.field label{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3)}
.field input,.field select,.field textarea{background:var(--glass);border:1px solid var(--hair-2);border-radius:var(--r-md);padding:0 16px;height:52px;color:var(--fg);transition:border-color .5s var(--ease),background .5s var(--ease)}
.field textarea{height:auto;padding:14px 16px;min-height:100px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:rgba(217,164,65,.5);background:var(--glass-2)}
.code{font-family:var(--display);font-size:clamp(44px,7vw,84px);letter-spacing:-.04em;line-height:1;color:var(--fg)}
.code em{font-style:normal;color:var(--amber)}
.app-foot{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-4);line-height:1.9}
[hidden]{display:none!important}

/* ---------- inner-page hero + priced rows ---------- */
.hero.short{min-height:auto;padding:clamp(150px,18vh,200px) 0 80px}
.hero.short .split{grid-template-columns:1.15fr .85fr}
@media (max-width:1024px){.hero.short .split{grid-template-columns:1fr}.hero.short{padding-top:120px}}
.row.priced{grid-template-columns:110px 1fr auto;align-items:center}
.row .pill{font-family:var(--mono);font-size:11px;letter-spacing:.14em;padding:6px 12px;border-radius:999px;border:1px solid var(--hair);color:var(--fg-2);background:var(--glass);white-space:nowrap}
.row .pill.on{border-color:rgba(217,164,65,.45);color:var(--amber-2)}
.row .t.big{font-size:19px}
@media (max-width:768px){.row.priced{grid-template-columns:1fr;gap:8px}.row.priced .n{padding-top:0}}
.laws .split{align-items:start}
.laws .split + .split{margin-top:96px;padding-top:96px;border-top:1px solid var(--hair-2)}
@media (max-width:768px){.laws .split + .split{margin-top:64px;padding-top:64px}}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:768px){.two{grid-template-columns:1fr}}
.list{margin:14px 0 0;padding-left:1.1em;color:var(--fg-2);font-size:14.5px;line-height:1.6}
.list li + li{margin-top:8px}
.list strong{color:var(--fg);font-weight:600}