/* ============================================================
   SuperGra review :: AURORA VOLT design system :: prefix sgr-
   Palette extracted from official brand assets (logo + UI)
   ============================================================ */

:root{
  /* brand palette (only corporate colours) */
  --c-bg:#1c1c28;
  --c-bg-2:#13131b;
  --c-surface:#252638;
  --c-surface-2:#2f3045;
  --c-accent:#da2e71;       /* magenta, primary CTA */
  --c-accent-strong:#ff4d8d;
  --c-accent-2:#604afa;     /* indigo */
  --c-mint:#89d9b4;         /* teal green, success */
  --c-mint-deep:#3fb98a;
  --c-gold:#f5c451;         /* highlight, used sparingly */
  --c-text:#f4f4fb;
  --c-text-muted:#a9aac6;
  --c-border:#37384f;
  --c-danger:#ff5b6e;
  --c-warning:#f5c451;
  --c-cta:var(--c-accent);
  --grad-volt:linear-gradient(115deg,#da2e71 0%,#604afa 100%);
  --grad-mint:linear-gradient(120deg,#89d9b4 0%,#3fb98a 100%);
  --grad-surface:linear-gradient(160deg,#2f3045 0%,#1c1c28 100%);

  /* type scale 1.25 */
  --fs-xs:.78rem; --fs-sm:.9rem; --fs-base:1rem; --fs-md:1.18rem;
  --fs-lg:1.46rem; --fs-xl:1.85rem; --fs-2xl:2.3rem; --fs-3xl:2.9rem; --fs-4xl:3.5rem;

  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:88px;
  --radius:14px; --radius-lg:22px; --radius-pill:999px;
  --shadow:0 18px 40px -22px rgba(0,0,0,.65);
  --shadow-glow:0 0 0 1px rgba(96,74,250,.25),0 22px 50px -26px rgba(218,46,113,.5);
  --container:1180px; --content:760px;
  --tr:.22s cubic-bezier(.4,0,.2,1);
  --z-header:60; --z-cta:55; --z-cookie:80;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:'Inter',system-ui,'Segoe UI',sans-serif;
  font-size:var(--fs-base);line-height:1.68;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,picture,video{display:block;max-width:100%;height:auto}
a{color:var(--c-mint);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-accent-strong)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--c-accent-2);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{font-family:'Rubik','Inter',sans-serif;line-height:1.15;font-weight:700;margin:0 0 .5em}
h1{font-size:var(--fs-4xl);letter-spacing:-.5px}
h2{font-size:var(--fs-2xl)}
h3{font-size:var(--fs-lg)}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.1em;padding-left:1.2em}
li{margin:.35em 0}
strong{color:#fff}
.sgr-skip{position:absolute;left:-999px;top:0;background:var(--c-accent);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:100}
.sgr-skip:focus{left:0}

/* layout */
.sgr-wrap{width:min(100% - 32px,var(--container));margin-inline:auto}
.sgr-narrow{max-width:var(--content)}
main{display:block}
section{padding-block:var(--sp-5)}
.sgr-eyebrow{display:inline-block;font-family:'Rubik';font-weight:600;font-size:var(--fs-sm);
  letter-spacing:.12em;text-transform:uppercase;color:var(--c-mint);margin-bottom:.6em}

/* header */
.sgr-header{position:sticky;top:0;z-index:var(--z-header);
  background:rgba(19,19,27,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-border)}
.sgr-nav{display:flex;align-items:center;gap:var(--sp-2);
  width:min(100% - 32px,var(--container));margin-inline:auto;min-height:64px}
.sgr-logo{display:flex;align-items:center;gap:10px;font-family:'Rubik';font-weight:800;
  font-size:1.15rem;color:#fff;flex:0 0 auto}
.sgr-logo img{height:34px;width:auto}
.sgr-menu{display:flex;align-items:center;gap:4px;margin-left:auto;list-style:none;padding:0;margin-block:0}
.sgr-menu a{color:var(--c-text);font-weight:500;padding:8px 12px;border-radius:10px;font-size:var(--fs-sm)}
.sgr-menu a:hover,.sgr-menu a[aria-current="page"]{color:#fff;background:var(--c-surface-2)}
.sgr-lang{display:flex;gap:4px;margin-left:6px}
.sgr-lang a{padding:6px 9px;border:1px solid var(--c-border);border-radius:9px;font-size:var(--fs-xs);font-weight:600;color:var(--c-text-muted)}
.sgr-lang a[aria-current="true"]{background:var(--grad-volt);color:#fff;border-color:transparent}
.sgr-burger{display:none;margin-left:auto;background:var(--c-surface-2);border:1px solid var(--c-border);
  width:46px;height:46px;border-radius:12px;cursor:pointer;align-items:center;justify-content:center}
.sgr-burger span{display:block;width:20px;height:2px;background:#fff;position:relative}
.sgr-burger span::before,.sgr-burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff}
.sgr-burger span::before{top:-6px}.sgr-burger span::after{top:6px}

/* hero */
.sgr-hero{position:relative;padding-block:var(--sp-6) var(--sp-5);
  background:radial-gradient(120% 120% at 80% 0%,rgba(96,74,250,.28),transparent 55%),
             radial-gradient(90% 90% at 0% 30%,rgba(218,46,113,.22),transparent 50%),var(--c-bg)}
.sgr-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:var(--sp-4);align-items:center}
.sgr-hero h1 span{background:var(--grad-volt);-webkit-background-clip:text;background-clip:text;color:transparent}
.sgr-hero-lead{font-size:var(--fs-md);color:var(--c-text-muted);max-width:46ch}
.sgr-hero-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-glow);border:1px solid var(--c-border)}
.sgr-hero-cta{display:flex;gap:var(--sp-2);flex-wrap:wrap;margin-top:var(--sp-3)}

/* buttons */
.sgr-cta{display:inline-flex;align-items:center;gap:8px;font-family:'Rubik';font-weight:600;
  padding:14px 26px;border-radius:var(--radius-pill);border:0;cursor:pointer;font-size:var(--fs-base);
  text-align:center;transition:transform var(--tr),box-shadow var(--tr)}
.sgr-cta--primary{background:var(--grad-volt);color:#fff;box-shadow:0 14px 30px -14px rgba(218,46,113,.7)}
.sgr-cta--ghost{background:transparent;color:var(--c-text);border:1px solid var(--c-border)}
.sgr-cta--mint{background:var(--grad-mint);color:#0c241b}
.sgr-cta--primary:hover,.sgr-cta--mint:hover{transform:translateY(-2px)}
@media (prefers-reduced-motion:reduce){.sgr-cta:hover{transform:none}}

/* quickfacts dl */
.sgr-quickfacts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;
  background:var(--grad-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);
  padding:var(--sp-3);margin:0}
.sgr-quickfacts div{padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.025)}
.sgr-quickfacts dt{font-size:var(--fs-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--c-mint);margin-bottom:3px}
.sgr-quickfacts dd{margin:0;font-weight:600;color:#fff}

/* generic card + grid */
.sgr-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:var(--sp-3)}
.sgr-grid{display:grid;gap:var(--sp-2)}
.sgr-grid--2{grid-template-columns:repeat(2,1fr)}
.sgr-grid--3{grid-template-columns:repeat(3,1fr)}
.sgr-grid--4{grid-template-columns:repeat(4,1fr)}

/* rating card + meter */
.sgr-rating{display:grid;grid-template-columns:auto 1fr;gap:var(--sp-3);align-items:center;
  background:var(--grad-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:var(--sp-3)}
.sgr-score{font-family:'Rubik';font-weight:800;font-size:3.4rem;line-height:1;
  background:var(--grad-volt);-webkit-background-clip:text;background-clip:text;color:transparent;text-align:center}
.sgr-score small{display:block;font-size:.9rem;color:var(--c-text-muted);-webkit-text-fill-color:var(--c-text-muted)}
.sgr-meter-row{display:grid;grid-template-columns:170px 1fr 44px;gap:10px;align-items:center;margin:.4em 0}
.sgr-meter-row span:first-child{color:var(--c-text-muted);font-size:var(--fs-sm)}
.sgr-meter-row meter{width:100%;height:10px}
.sgr-meter-row b{text-align:right;color:#fff}
meter{appearance:none;-webkit-appearance:none;border-radius:6px;background:var(--c-surface-2);overflow:hidden}
meter::-webkit-meter-bar{background:var(--c-surface-2);border-radius:6px;height:10px}
meter::-webkit-meter-optimum-value{background:var(--grad-volt);border-radius:6px}
meter::-moz-meter-bar{background:var(--c-accent);border-radius:6px}

/* badges / trust grid */
.sgr-badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0}
.sgr-badges li{display:flex;align-items:center;gap:8px;background:var(--c-surface-2);
  border:1px solid var(--c-border);border-radius:var(--radius-pill);padding:8px 14px;font-size:var(--fs-sm);font-weight:600}
.sgr-badges li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--c-mint)}

/* tables */
.sgr-table-wrap{overflow-x:auto;border:1px solid var(--c-border);border-radius:var(--radius-lg);margin:0 0 1.2em}
table.sgr-table{width:100%;border-collapse:collapse;min-width:520px}
.sgr-table caption{caption-side:top;text-align:left;color:var(--c-text-muted);font-size:var(--fs-sm);padding:10px 14px}
.sgr-table th,.sgr-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--c-border);font-size:var(--fs-sm)}
.sgr-table thead th{background:var(--c-surface-2);color:#fff;font-family:'Rubik';font-weight:600;position:sticky;top:0}
.sgr-table tbody tr:hover{background:rgba(96,74,250,.07)}
.sgr-table td:first-child{font-weight:600;color:#fff}

/* steps ol */
.sgr-steps{list-style:none;counter-reset:s;padding:0;display:grid;gap:14px}
.sgr-steps li{counter-increment:s;position:relative;background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius);padding:16px 18px 16px 64px}
.sgr-steps li::before{content:counter(s);position:absolute;left:16px;top:16px;width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--grad-volt);
  color:#fff;font-family:'Rubik';font-weight:700}

/* bonus card + vip */
.sgr-bonus{background:
  radial-gradient(90% 120% at 100% 0%,rgba(218,46,113,.3),transparent 55%),var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:var(--sp-4);position:relative;overflow:hidden}
.sgr-bonus .big{font-family:'Rubik';font-weight:800;font-size:var(--fs-3xl);
  background:var(--grad-volt);-webkit-background-clip:text;background-clip:text;color:transparent}

/* providers grid */
.sgr-providers{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;list-style:none;padding:0}
.sgr-providers li{background:var(--c-surface-2);border:1px solid var(--c-border);border-radius:12px;
  padding:12px;text-align:center;font-size:var(--fs-sm);font-weight:600;color:var(--c-text-muted)}

/* phone frame */
.sgr-phones{display:flex;gap:var(--sp-3);flex-wrap:wrap;justify-content:center}
.sgr-phone{flex:0 0 auto;width:230px;border:8px solid #2f3045;border-radius:34px;overflow:hidden;box-shadow:var(--shadow);background:#000}

/* pros / cons */
.sgr-procons{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-2)}
.sgr-pros,.sgr-cons{border-radius:var(--radius-lg);padding:var(--sp-3);border:1px solid var(--c-border)}
.sgr-pros{background:linear-gradient(160deg,rgba(137,217,180,.12),transparent)}
.sgr-cons{background:linear-gradient(160deg,rgba(255,91,110,.12),transparent)}
.sgr-pros h3::before{content:"+ ";color:var(--c-mint)}
.sgr-cons h3::before{content:"- ";color:var(--c-danger)}
.sgr-pros ul,.sgr-cons ul{list-style:none;padding:0}
.sgr-pros li,.sgr-cons li{padding-left:22px;position:relative}
.sgr-pros li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:10px;border-radius:50%;background:var(--c-mint)}
.sgr-cons li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:10px;border-radius:50%;background:var(--c-danger)}

/* timeline */
.sgr-timeline{list-style:none;padding:0;border-left:2px solid var(--c-border);margin-left:8px}
.sgr-timeline li{position:relative;padding:0 0 var(--sp-3) var(--sp-3)}
.sgr-timeline li::before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--c-accent)}
.sgr-timeline time{display:block;font-size:var(--fs-xs);color:var(--c-mint);font-weight:600}

/* tag cloud */
.sgr-legend{display:flex;flex-wrap:wrap;gap:12px;list-style:none;padding:0;margin-bottom:var(--sp-2);font-size:var(--fs-sm)}
.sgr-legend li{display:flex;align-items:center;gap:7px}
.sgr-legend i{width:12px;height:12px;border-radius:4px;display:inline-block}
.sgr-tags{display:flex;flex-wrap:wrap;gap:9px;list-style:none;padding:0}
.sgr-tags li{padding:7px 14px;border-radius:var(--radius-pill);font-size:var(--fs-sm);font-weight:600;
  border:1px solid var(--c-border);background:var(--c-surface-2)}
.sgr-tags li[data-cat="cyr"]{border-color:var(--c-accent);color:#fff}
.sgr-tags li[data-cat="lat"]{border-color:var(--c-accent-2);color:#fff}
.sgr-tags li[data-cat="mod"]{border-color:var(--c-mint);color:#fff}
.sgr-tags li[data-cat="nospace"]{border-color:var(--c-gold);color:#fff}
.sgr-tags li[data-cat="typo"]{border-color:var(--c-text-muted);color:var(--c-text-muted)}

/* verdict + audience + author */
.sgr-verdict{background:var(--grad-surface);border:1px solid var(--c-accent-2);border-radius:var(--radius-lg);padding:var(--sp-4)}
.sgr-author{display:grid;grid-template-columns:auto 1fr;gap:var(--sp-3);align-items:center;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:var(--sp-3)}
.sgr-author img{width:84px;height:84px;border-radius:50%;border:2px solid var(--c-accent-2)}

/* faq accordion */
.sgr-faq details{border:1px solid var(--c-border);border-radius:var(--radius);margin-bottom:10px;background:var(--c-surface);overflow:hidden}
.sgr-faq summary{cursor:pointer;padding:16px 18px;font-family:'Rubik';font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
.sgr-faq summary::-webkit-details-marker{display:none}
.sgr-faq summary::after{content:"+";color:var(--c-accent);font-size:1.4rem;line-height:1}
.sgr-faq details[open] summary::after{content:"\2212"}
.sgr-faq details>div{padding:0 18px 16px;color:var(--c-text-muted)}

/* callouts */
.sgr-note{border-left:4px solid var(--c-accent-2);background:var(--c-surface);border-radius:0 12px 12px 0;padding:14px 18px;margin:0 0 1.2em}
.sgr-note--warn{border-left-color:var(--c-warning)}
.sgr-note--neg{border-left-color:var(--c-danger)}

/* sticky mobile cta */
.sgr-sticky{position:fixed;left:0;right:0;bottom:0;z-index:var(--z-cta);
  display:none;padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(19,19,27,.96);backdrop-filter:blur(10px);border-top:1px solid var(--c-border)}
.sgr-sticky .sgr-cta{width:100%}

/* disclosure / footer */
.sgr-disclosure{background:var(--c-surface-2);border:1px dashed var(--c-border);border-radius:12px;
  padding:12px 16px;font-size:var(--fs-sm);color:var(--c-text-muted);margin:var(--sp-2) 0}
.sgr-footer{background:var(--c-bg-2);border-top:1px solid var(--c-border);padding-block:var(--sp-4);margin-top:var(--sp-5)}
.sgr-footer a{color:var(--c-mint)}
.sgr-compliance{font-size:var(--fs-sm);color:var(--c-text-muted)}
.sgr-compliance strong{color:var(--c-warning)}
.sgr-foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:var(--sp-3)}
.sgr-foot-grid h4{font-size:var(--fs-base);color:#fff}
.sgr-foot-grid ul{list-style:none;padding:0}
.sgr-rg-icons{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}
.sgr-rg-icons span{font-size:var(--fs-xs);font-weight:700;color:var(--c-text-muted);border:1px solid var(--c-border);border-radius:8px;padding:5px 8px}

/* cookie */
.sgr-cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:var(--z-cookie);
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);
  padding:16px 18px;display:flex;gap:var(--sp-2);align-items:center;justify-content:space-between;
  flex-wrap:wrap;box-shadow:var(--shadow)}
.sgr-cookie p{margin:0;font-size:var(--fs-sm);color:var(--c-text-muted);max-width:60ch}

/* toc */
.sgr-toc{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:var(--sp-3)}
.sgr-toc ol{columns:2;column-gap:var(--sp-4);font-size:var(--fs-sm)}
.sgr-toc a{color:var(--c-text)}

/* utility */
.sgr-center{text-align:center}
.sgr-mx-auto{margin-inline:auto}
.sgr-jc-center{justify-content:center}
.sgr-fig{margin:0 0 24px}
.sgr-fig--y{margin:24px 0}
.sgr-mt{margin-top:24px}
.sgr-legend i.sw-cyr{background:var(--c-accent)}
.sgr-legend i.sw-lat{background:var(--c-accent-2)}
.sgr-legend i.sw-mod{background:var(--c-mint)}
.sgr-legend i.sw-nospace{background:var(--c-gold)}
.sgr-legend i.sw-typo{background:var(--c-text-muted)}

/* mobile nav panel */
.sgr-mobnav{display:none}

/* responsive */
@media (max-width:980px){
  :root{--fs-4xl:2.6rem;--fs-3xl:2.2rem;--fs-2xl:1.85rem}
  .sgr-hero-grid{grid-template-columns:1fr}
  .sgr-foot-grid{grid-template-columns:1fr 1fr}
  .sgr-rating{grid-template-columns:1fr;text-align:center}
}
@media (max-width:768px){
  .sgr-menu,.sgr-lang{display:none}
  .sgr-burger{display:inline-flex}
  .sgr-sticky{display:block}
  body{padding-bottom:74px}
  .sgr-grid--3,.sgr-grid--4,.sgr-procons{grid-template-columns:1fr}
  .sgr-foot-grid{grid-template-columns:1fr}
  .sgr-toc ol{columns:1}
  .sgr-meter-row{grid-template-columns:120px 1fr 40px}
  /* mobile nav drawer */
  .sgr-mobnav{display:block;position:fixed;inset:0;z-index:90;background:rgba(19,19,27,.98);
    transform:translateX(100%);transition:transform var(--tr);padding:var(--sp-4) var(--sp-3)}
  .sgr-mobnav[data-open="true"]{transform:translateX(0)}
  .sgr-mobnav ul{list-style:none;padding:0}
  .sgr-mobnav a{display:block;padding:14px 12px;border-bottom:1px solid var(--c-border);color:#fff;font-family:'Rubik';font-weight:600}
  .sgr-mobnav .sgr-lang{display:flex;margin-top:var(--sp-3)}
  .sgr-mobnav-close{position:absolute;top:18px;right:18px;background:var(--c-surface-2);border:0;color:#fff;
    width:44px;height:44px;border-radius:12px;font-size:1.4rem;cursor:pointer}
}
@media (max-width:480px){
  :root{--fs-4xl:2.15rem;--fs-2xl:1.6rem;--sp-5:36px;--sp-6:44px}
  .sgr-phone{width:170px}
  section{padding-block:var(--sp-4)}
}

@media print{
  .sgr-header,.sgr-sticky,.sgr-cookie,.sgr-cta,.sgr-mobnav{display:none!important}
  body{background:#fff;color:#000}
}