/* =========================================================================
   JioPC.net — Design System
   Production stylesheet: responsive, accessible, mobile-first.
   ========================================================================= */

/* ---- Design tokens ------------------------------------------------------ */
:root{
  --brand:#2952e3;
  --brand-dark:#1b3aa8;
  --brand-light:#eef2ff;
  --ink-900:#0b1220;
  --ink-700:#2a3242;
  --ink-600:#525b6b;
  --ink-400:#828a99;
  --surface:#ffffff;
  --surface-alt:#f5f7fb;
  --surface-dim:#eef1f6;
  --border:#e2e6ee;
  --border-strong:#c8cee0;
  --good:#0f8a4b;
  --good-bg:#e9f8ef;
  --good-border:#a9dfc0;
  --bad:#c62828;
  --bad-bg:#fdecec;
  --bad-border:#f2b8b8;
  --warn:#9a6400;
  --warn-bg:#fff6e0;
  --warn-border:#f0d68a;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06),0 1px 1px rgba(15,23,42,.04);
  --shadow-md:0 8px 24px rgba(15,23,42,.08),0 2px 6px rgba(15,23,42,.06);
  --shadow-lg:0 20px 45px rgba(15,23,42,.14);
  --font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --container-w:1180px;
}

/* ---- Reset / base -------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--ink-900);
  background:var(--surface-alt);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-0.01em;color:var(--ink-900);font-weight:700}
h1{font-size:clamp(1.7rem,1.2rem + 2vw,2.6rem);margin:0 0 12px}
h2{font-size:clamp(1.3rem,1.1rem + 1vw,1.85rem);margin:0 0 10px}
h3{font-size:1.15rem;margin:0 0 8px}
p{margin:0 0 14px;color:var(--ink-700)}
ul{margin:0 0 14px;padding-left:20px}
code{background:var(--surface-dim);padding:2px 6px;border-radius:4px;font-size:.85em}
pre{white-space:pre-wrap;background:var(--surface-dim);padding:14px;border-radius:var(--radius-sm);overflow:auto}

.container{max-width:var(--container-w);margin:0 auto;padding:0 20px}

.skip-link{position:absolute;left:-999px;top:auto;background:var(--ink-900);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:1000}
.skip-link:focus{left:0;top:0}

/* ---- Header / navigation -------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.logo{
  font-weight:800;font-size:1.15rem;color:var(--ink-900);text-decoration:none;
  display:flex;align-items:center;gap:8px;letter-spacing:-0.02em;
}
.logo::before{content:"";width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--brand),#7c3aed);display:inline-block}
.logo span{color:var(--brand)}
.nav-toggle{
  display:none;appearance:none;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-sm);width:42px;height:38px;cursor:pointer;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:10px;right:10px;height:2px;background:var(--ink-900);border-radius:2px;
}
.nav-toggle span{top:18px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:6px;flex-wrap:wrap}
.nav-list a{
  color:var(--ink-700);text-decoration:none;font-size:.92rem;font-weight:600;
  padding:8px 12px;border-radius:8px;transition:background .15s,color .15s;
}
.nav-list a:hover,.nav-list a:focus-visible{background:var(--brand-light);color:var(--brand-dark)}
.nav-list a.active{background:var(--brand);color:#fff}

@media(max-width:780px){
  .nav-toggle{display:block}
  nav[aria-label="Primary"]{
    position:absolute;top:100%;left:0;right:0;background:var(--surface);
    border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);
    max-height:0;overflow:hidden;transition:max-height .2s ease;
  }
  .site-header.nav-open nav[aria-label="Primary"]{max-height:420px}
  .nav-list{flex-direction:column;padding:10px 20px 16px;gap:2px}
  .nav-list a{display:block;padding:12px 10px}
}

/* ---- Hero ----------------------------------------------------------------- */
.hero{
  padding:44px 0 36px;background:
    radial-gradient(1100px 320px at 15% -10%,rgba(41,82,227,.10),transparent 60%),
    radial-gradient(900px 300px at 90% -20%,rgba(124,58,237,.10),transparent 60%);
}
.hero .eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--brand-dark);background:var(--brand-light);padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.hero p.lead{font-size:1.08rem;color:var(--ink-600);max-width:60ch}
.hero .hindi{color:var(--ink-600);font-size:.95rem;max-width:65ch}

.search-form{margin-top:22px;max-width:560px;position:relative}
.search-form label{display:block;font-weight:600;font-size:.85rem;margin-bottom:6px;color:var(--ink-700)}
.search-form input{
  width:100%;padding:13px 16px;font-size:1rem;border:1.5px solid var(--border-strong);
  border-radius:var(--radius-sm);background:var(--surface);box-shadow:var(--shadow-sm);
}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-light)}
.suggestions{
  list-style:none;margin:6px 0 0;padding:0;position:absolute;left:0;right:0;top:100%;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-md);overflow:hidden;z-index:20;
}
.suggestions:empty{display:none}
.suggestions li a{display:block;padding:10px 14px;text-decoration:none;color:var(--ink-800,var(--ink-900));font-size:.92rem}
.suggestions li a:hover,.suggestions li a:focus-visible{background:var(--brand-light)}
.suggestions li small{color:var(--ink-400);display:block;font-size:.75rem}

/* ---- Popular links / chips -------------------------------------------------- */
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.chip{
  display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--border);
  color:var(--ink-700);text-decoration:none;padding:8px 14px;border-radius:999px;font-size:.87rem;font-weight:600;
  box-shadow:var(--shadow-sm);transition:transform .12s,border-color .12s;
}
.chip:hover{border-color:var(--brand);transform:translateY(-1px)}

/* ---- Section scaffolding -------------------------------------------------- */
section.block{padding:40px 0}
section.block.alt{background:var(--surface)}
.section-head{max-width:70ch;margin-bottom:22px}
.section-head .eyebrow{
  display:block;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin-bottom:6px;
}
.section-head p{color:var(--ink-600)}

/* ---- Category tag ---------------------------------------------------------- */
.category-tag{
  display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;
  padding:3px 9px;border-radius:6px;background:var(--surface-dim);color:var(--ink-600);border:1px solid var(--border);
}

/* ---- Comparison table -------------------------------------------------- */
.table-wrapper{
  overflow-x:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);-webkit-overflow-scrolling:touch;
}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;min-width:920px}
.compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top;font-size:.92rem}
.compare-table thead th{
  background:var(--ink-900);color:#fff;font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;
  position:sticky;top:0;z-index:2;
}
.compare-table tbody tr:hover{background:var(--surface-alt)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table th:first-child,.compare-table td:first-child{
  position:sticky;left:0;background:var(--surface);z-index:1;min-width:220px;box-shadow:2px 0 0 var(--border);
}
.compare-table thead th:first-child{background:var(--ink-900);z-index:3}
.compare-table tbody tr:hover td:first-child{background:var(--surface-alt)}
.compare-table .provider-name{font-weight:700;color:var(--ink-900);text-decoration:none;font-size:1rem}
.compare-table .provider-desc{color:var(--ink-600);font-size:.82rem;margin-top:2px}
.compare-table tr.jiopc-highlight td:first-child{box-shadow:2px 0 0 var(--bad)}
.compare-table tr.jiopc-highlight{background:var(--bad-bg)}
.compare-table tr.jiopc-highlight:hover{background:#fbdede}
.compare-table tr.jiopc-highlight td:first-child{background:var(--bad-bg)}

.stars{color:#f0a500;letter-spacing:1px}
.score-num{font-weight:700;color:var(--ink-900)}
.last-verified{color:var(--ink-400);font-size:.78rem}

/* ---- Provider cards (mobile-friendly alternative to table) --------------- */
.provider-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin:22px 0}
.provider-card{
  border-radius:var(--radius-md);padding:18px;background:var(--surface);border:1px solid var(--border);
  box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;gap:10px;
}
.provider-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.provider-card.jiopc{border-color:var(--bad-border);background:linear-gradient(180deg,var(--bad-bg),var(--surface) 55%)}
.provider-card .card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.provider-card h3{margin:0}
.provider-card .card-score{font-size:.85rem;color:var(--ink-600);white-space:nowrap}
.provider-card .spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;font-size:.85rem;color:var(--ink-700)}
.provider-card .spec-grid dt{color:var(--ink-400);font-weight:600}
.provider-card .spec-grid dd{margin:0}
.provider-card .card-cta{margin-top:auto}

/* ---- Buttons ------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;padding:11px 18px;background:var(--brand);color:#fff;
  border-radius:var(--radius-sm);text-decoration:none;font-weight:700;font-size:.9rem;border:1px solid transparent;
  transition:background .15s,transform .1s;
}
.btn:hover{background:var(--brand-dark)}
.btn:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn-outline:hover{background:var(--brand-light)}
.btn-sm{padding:8px 13px;font-size:.82rem}

/* ---- Badges: advantages / limitations / caution -------------------------- */
.badge-limit,.badge-advantage,.badge-tbd{
  display:inline-flex;align-items:flex-start;gap:6px;padding:7px 11px;border-radius:10px;font-size:.85rem;
  border:1px solid;margin:0 0 6px;line-height:1.4;
}
.badge-limit{background:var(--bad-bg);border-color:var(--bad-border);color:#7f1d1d}
.badge-limit::before{content:"⚠";flex:0 0 auto}
.badge-advantage{background:var(--good-bg);border-color:var(--good-border);color:#065f32}
.badge-advantage::before{content:"✓";flex:0 0 auto;font-weight:700}
.badge-tbd{background:var(--warn-bg);border-color:var(--warn-border);color:var(--warn)}
.badge-tbd::before{content:"?";flex:0 0 auto;font-weight:700}
ul.badge-list{list-style:none;padding:0;margin:0}

.jiopc-highlight{box-shadow:0 0 0 3px rgba(198,40,40,.08)}

/* ---- Callouts / panels ---------------------------------------------------- */
.panel{
  border-radius:var(--radius-md);padding:22px;border:1px solid var(--border);background:var(--surface);
  box-shadow:var(--shadow-sm);
}
.panel-warning{background:var(--bad-bg);border-color:var(--bad-border)}
.panel-warning h2,.panel-warning h3{color:#7f1d1d}
.panel-good{background:var(--good-bg);border-color:var(--good-border)}
.panel-good h2,.panel-good h3{color:#065f32}
.two-col{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:760px){.two-col{grid-template-columns:1fr 1fr}}

/* ---- Pricing policy box ---------------------------------------------------- */
.pricing-box dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:0}
.pricing-box dt{color:var(--ink-400);font-weight:600;font-size:.85rem}
.pricing-box dd{margin:0;font-weight:600}

/* ---- Score bars ------------------------------------------------------------ */
.score-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.score-row{display:grid;grid-template-columns:170px 1fr auto;align-items:center;gap:10px;font-size:.88rem}
.score-track{height:8px;border-radius:99px;background:var(--surface-dim);overflow:hidden}
.score-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),#7c3aed)}
.score-row .score-val{font-weight:700;color:var(--ink-900);width:40px;text-align:right}

/* ---- FAQ (native accordion) ------------------------------------------------ */
.faq details{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:10px;background:var(--surface);padding:2px 4px}
.faq summary{cursor:pointer;padding:14px 16px;font-weight:700;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--brand);font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 16px 14px;margin:0;color:var(--ink-600)}

/* ---- Breadcrumb ------------------------------------------------------------ */
.breadcrumb{font-size:.85rem;color:var(--ink-400);margin:18px 0}
.breadcrumb a{color:var(--ink-600);text-decoration:none}
.breadcrumb a:hover{color:var(--brand)}

/* ---- Sources list ------------------------------------------------------------ */
.sources-list{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.sources-list li{padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-alt);font-size:.87rem}
.sources-list a{font-weight:600}
.source-type{display:inline-block;font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-400);margin-left:6px}

/* ---- Empty state (videos / community pages, no fabricated data) ------------- */
.empty-state{
  text-align:center;padding:48px 20px;border:1px dashed var(--border-strong);border-radius:var(--radius-md);
  color:var(--ink-600);background:var(--surface);
}

/* ---- Footer ---------------------------------------------------------------- */
.footer{padding:40px 0 30px;color:var(--ink-600);background:var(--ink-900);margin-top:50px}
.footer .container{color:#c9d0de}
.footer-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:700px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}}
.footer h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer a{color:#c9d0de;text-decoration:none;font-size:.88rem}
.footer a:hover{color:#fff}
.footer .disclaimer{margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.78rem;color:#8f97a8}
.footer .logo{color:#fff}
.footer .logo span{color:#9db2ff}

/* ---- Misc ------------------------------------------------------------------ */
.hindi{color:var(--ink-600);font-size:.95rem}
.summary{color:var(--ink-600)}
.text-muted{color:var(--ink-400)}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
hr.rule{border:none;border-top:1px solid var(--border);margin:30px 0}

@media(max-width:600px){
  section.block{padding:28px 0}
  .compare-table{min-width:760px}
}