/* =====================================================================
   Compare/Cost cluster ("The Fair Comparison") shared stylesheet.
   Extracted from /modern-age-coders-vs-whitehat-jr-cuemath-codingal's
   inline system so all Tier 2 pages share one identity.
   Fonts: Source Serif 4 (display) + Inter (body) + JetBrains Mono (data).
   Per-page accent: override --accent/--accent-soft/--accent-line in a
   small inline <style> AFTER this sheet.
   ===================================================================== */

:root{
    --paper:#fbfaf7;
    --paper-2:#f3f1ea;
    --card:#ffffff;
    --ink:#16181d;
    --ink-soft:#515764;
    --ink-faint:#7c8290;
    --line:#e6e2d8;
    --line-2:#d8d3c6;
    --accent:#1f53d6;
    --accent-soft:#eef2fe;
    --accent-line:#c9d6fb;
    --shadow:0 18px 44px rgba(22,24,29,.08);
    --shadow-sm:0 8px 22px rgba(22,24,29,.06);
    --radius:16px;
    --radius-lg:22px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
    color:var(--ink);
    background:var(--paper);
    line-height:1.7;
    font-size:17px;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{font-family:"Source Serif 4","Inter",serif;line-height:1.18;margin:0 0 .5em;color:var(--ink);font-weight:600;letter-spacing:-.01em}
  h1{font-size:clamp(2rem,5vw,3.3rem);font-weight:700}
  h2{font-size:clamp(1.55rem,3.4vw,2.35rem)}
  h3{font-size:1.2rem;font-weight:600}
  p{margin:0 0 1rem}
  a{color:var(--accent);text-decoration:none}
  a:hover{text-decoration:underline}
  img{max-width:100%;display:block}
  .wrap{width:min(1140px,92vw);margin:0 auto}
  section{padding:64px 0}
  :focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:8px}

  /* Buttons */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:.45em;
    font-family:"Inter",sans-serif;font-weight:600;font-size:1rem;
    padding:14px 26px;border-radius:12px;border:1.5px solid transparent;
    cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease;text-decoration:none;
  }
  .btn:hover{text-decoration:none}
  .btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(31,83,214,.24)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(31,83,214,.32)}
  .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line-2)}
  .btn-secondary:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent)}
  .btn-light{background:#fff;color:var(--ink)}
  .btn-light:hover{transform:translateY(-2px)}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
  .btn-ghost:hover{transform:translateY(-2px);background:rgba(255,255,255,.12)}

  /* Nav */
  header.nav{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
  .brand{display:flex;align-items:center;gap:10px;font-family:"Source Serif 4",serif;font-weight:700;font-size:1.16rem;color:var(--ink)}
  .brand:hover{text-decoration:none}
  .brand img{width:36px;height:36px}
  .nav-links{display:flex;align-items:center;gap:26px}
  .nav-links a{color:var(--ink);font-weight:600;font-family:"Inter",sans-serif;font-size:.98rem}
  .nav-links a:hover{color:var(--accent);text-decoration:none}
  .nav-cta{margin-left:6px}
  .hamburger{display:none;background:none;border:1.5px solid var(--line-2);border-radius:10px;padding:9px 11px;cursor:pointer}
  .hamburger span{display:block;width:22px;height:2.5px;background:var(--ink);border-radius:2px;margin:4px 0}
  @media(max-width:860px){
    .nav-links{
      position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;
      gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:8px 0 16px;display:none;box-shadow:var(--shadow-sm);
    }
    .nav-links.open{display:flex}
    .nav-links a{padding:13px 6vw}
    .nav-cta{margin:10px 6vw 0}
    .hamburger{display:block}
  }

  /* Hero */
  .hero{background:
      radial-gradient(circle at 90% -10%,rgba(31,83,214,.07),transparent 46%),
      var(--paper);
    padding:62px 0 48px;border-bottom:1px solid var(--line)}
  .kicker{display:inline-flex;align-items:center;gap:.5em;font-family:"JetBrains Mono",monospace;font-weight:600;letter-spacing:.04em;
    font-size:.74rem;text-transform:uppercase;color:var(--accent);
    background:var(--accent-soft);border:1px solid var(--accent-line);padding:7px 14px;border-radius:50px;margin-bottom:22px}
  .hero h1{max-width:18ch}
  .hero .lead{font-size:1.18rem;color:var(--ink-soft);max-width:60ch;margin:18px 0 30px}
  .hero .lead strong{color:var(--ink);font-weight:600}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
  .trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:760px}
  .trust-strip .stat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 14px;text-align:center;box-shadow:var(--shadow-sm)}
  .trust-strip .num{font-family:"Source Serif 4",serif;font-weight:700;font-size:1.5rem;color:var(--ink)}
  .trust-strip .lbl{font-size:.8rem;color:var(--ink-soft);font-weight:500}
  @media(max-width:620px){.trust-strip{grid-template-columns:repeat(2,1fr)}}

  /* Answer-first box */
  .answer{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow-sm);max-width:880px}
  .answer .tag{font-family:"JetBrains Mono",monospace;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);font-weight:600;display:block;margin-bottom:8px}
  .answer p{margin-bottom:0;color:var(--ink-soft);font-size:1.06rem}
  .answer p strong{color:var(--ink);font-weight:600}

  /* Section headers */
  .sec-head{max-width:64ch;margin-bottom:30px}
  .sec-head .eyebrow{font-family:"JetBrains Mono",monospace;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.05em;font-size:.76rem;margin-bottom:10px;display:block}
  .sec-head p{color:var(--ink-soft);font-size:1.06rem}

  /* Comparison table */
  .cmp{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .cmp-scrollhint{display:none;font-family:"JetBrains Mono",monospace;font-size:.72rem;color:var(--ink-faint);margin-bottom:10px}
  .cmp-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line-2);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-sm)}
  table.cmp-table{border-collapse:collapse;width:100%;min-width:760px;font-size:.96rem}
  table.cmp-table th,table.cmp-table td{padding:16px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
  table.cmp-table thead th{position:sticky;top:0;background:var(--ink);color:#fff;font-family:"Inter",sans-serif;font-weight:600;font-size:.95rem;letter-spacing:.01em;z-index:2}
  table.cmp-table thead th:first-child{border-top-left-radius:0}
  table.cmp-table tbody th{font-family:"Source Serif 4",serif;font-weight:600;color:var(--ink);width:200px;background:var(--paper-2)}
  table.cmp-table td{color:var(--ink-soft)}
  .col-us{background:var(--accent);color:#fff !important}
  td.cell-us{background:var(--accent-soft);color:var(--ink) !important;font-weight:500;border-left:1px solid var(--accent-line);border-right:1px solid var(--accent-line)}
  td.cell-us strong{color:var(--accent)}
  .badge-best{display:inline-block;font-family:"JetBrains Mono",monospace;font-size:.62rem;text-transform:uppercase;letter-spacing:.06em;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.4);padding:3px 8px;border-radius:50px;margin-left:8px;vertical-align:middle}
  .verify{color:var(--ink-faint);font-style:italic}
  table.cmp-table tbody tr:last-child th,table.cmp-table tbody tr:last-child td{border-bottom:none}
  @media(max-width:820px){.cmp-scrollhint{display:block}}

  .disclaimer{display:flex;gap:14px;align-items:flex-start;margin-top:22px;background:var(--card);border:1px dashed var(--line-2);border-radius:14px;padding:18px 20px;max-width:880px}
  .disclaimer .mark{font-family:"Source Serif 4",serif;font-weight:700;color:var(--accent);font-size:1.1rem;line-height:1.4}
  .disclaimer p{margin:0;color:var(--ink-soft);font-size:.95rem}

  /* Wedge / why */
  .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  @media(max-width:860px){.feat-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:560px){.feat-grid{grid-template-columns:1fr}}
  .feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow-sm);transition:transform .16s ease,box-shadow .16s ease}
  .feat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
  .feat .dot{width:34px;height:34px;border-radius:9px;margin-bottom:14px;background:var(--accent-soft);border:1px solid var(--accent-line);display:grid;place-items:center;font-family:"JetBrains Mono",monospace;font-weight:600;color:var(--accent);font-size:.9rem}
  .feat h3{margin-bottom:6px}
  .feat p{color:var(--ink-soft);margin-bottom:0;font-size:.97rem}

  /* Pricing */
  .pricing{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
  @media(max-width:760px){.price-grid{grid-template-columns:1fr}}
  .price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow-sm);text-align:center}
  .price-card.feature{border-color:var(--accent-line);box-shadow:var(--shadow)}
  .price-card .plan{font-family:"JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.05em;font-size:.74rem;color:var(--accent);font-weight:600}
  .price-card .amt{font-family:"Source Serif 4",serif;font-weight:700;font-size:2rem;color:var(--ink);margin:8px 0 2px}
  .price-card .per{color:var(--ink-faint);font-size:.9rem}
  .price-card p{color:var(--ink-soft);font-size:.95rem;margin:10px 0 0}
  .price-note{text-align:center;color:var(--ink-faint);font-size:.92rem;margin-top:20px}

  /* FAQ */
  .faq-list{max-width:860px;margin:0 auto}
  details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 22px;margin-bottom:14px;box-shadow:var(--shadow-sm)}
  summary{font-family:"Source Serif 4",serif;font-weight:600;font-size:1.12rem;cursor:pointer;list-style:none;padding:18px 0;display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--ink)}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";font-size:1.5rem;color:var(--accent);transition:transform .2s ease;line-height:1}
  details[open] summary::after{transform:rotate(45deg)}
  details p{color:var(--ink-soft);padding:0 0 18px;margin:0}

  /* Helpful links */
  .links-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:18px}
  .link-pill{background:var(--card);border:1px solid var(--line-2);border-radius:50px;padding:11px 22px;font-weight:600;color:var(--ink);font-size:.96rem}
  .link-pill:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}

  /* Final CTA */
  .cta-band{background:var(--ink);color:#fff;text-align:center}
  .cta-band h2{color:#fff;max-width:22ch;margin:0 auto .6rem}
  .cta-band p{color:rgba(255,255,255,.85);max-width:56ch;margin:0 auto 26px;font-size:1.08rem}
  .cta-band .hero-cta{justify-content:center}

  /* Footer */
  footer{background:var(--ink);color:#cfd2da;padding:54px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
  .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:34px}
  @media(max-width:760px){.foot-grid{grid-template-columns:1fr;gap:26px}}
  .foot-brand{display:flex;align-items:center;gap:10px;font-family:"Source Serif 4",serif;font-weight:700;font-size:1.18rem;color:#fff;margin-bottom:12px}
  .foot-brand img{width:32px;height:32px}
  footer h4{color:#fff;font-size:1rem;margin-bottom:14px;font-family:"Source Serif 4",serif;font-weight:600}
  footer ul{list-style:none;margin:0;padding:0}
  footer li{margin-bottom:9px}
  footer a{color:#cfd2da}
  footer a:hover{color:#fff}
  .foot-tag{max-width:38ch;color:#969ba8;font-size:.95rem}
  .foot-small{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;color:#868c99;font-size:.86rem}

  .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
  .reveal.in{opacity:1;transform:none}
  @media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- Tier 2 additions ---------- */

/* Two-column honesty layout: where they win / where we win */
.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:820px){.split-grid{grid-template-columns:1fr}}
.split-col{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px;box-shadow:var(--shadow-sm)}
.split-col.theirs{border-top:4px solid var(--line-2)}
.split-col.ours{border-top:4px solid var(--accent)}
.split-col h3{margin-bottom:14px}
.split-col ul{margin:0;padding-left:20px;color:var(--ink-soft)}
.split-col li{margin-bottom:10px}
.split-col li strong{color:var(--ink)}

/* Per-class maths band */
.math-band{background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:34px 30px;box-shadow:var(--shadow)}
.math-band h3{color:#fff;font-size:1.35rem;margin-bottom:16px}
.math-row{display:flex;flex-wrap:wrap;gap:12px}
.math-chip{font-family:"JetBrains Mono",monospace;font-size:.88rem;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.22);border-radius:50px;padding:9px 16px;color:#e8eaf0}
.math-chip b{color:#fff}
.math-note{color:rgba(255,255,255,.65);font-size:.88rem;margin:16px 0 0}

/* Listicle rank cards */
.rank-card{display:flex;gap:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px;box-shadow:var(--shadow-sm);margin-bottom:18px}
.rank-card.ours{border:1.5px solid var(--accent-line);box-shadow:var(--shadow)}
.rank-num{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--accent-soft);border:1px solid var(--accent-line);display:grid;place-items:center;font-family:"Source Serif 4",serif;font-weight:700;font-size:1.25rem;color:var(--accent)}
.rank-body h3{margin-bottom:4px}
.rank-body .rank-meta{font-family:"JetBrains Mono",monospace;font-size:.76rem;color:var(--ink-faint);margin-bottom:10px}
.rank-body p{color:var(--ink-soft);font-size:.98rem;margin-bottom:8px}
.rank-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.rank-facts span{font-family:"JetBrains Mono",monospace;font-size:.74rem;background:var(--paper-2);border:1px solid var(--line);border-radius:50px;padding:5px 11px;color:var(--ink-soft)}
@media(max-width:620px){.rank-card{flex-direction:column;gap:12px}}

/* Self-disclosure box (listicles) */
.disclosure{background:var(--accent-soft);border:1.5px solid var(--accent-line);border-radius:14px;padding:16px 20px;margin:10px 0 4px}
.disclosure p{margin:0;font-size:.95rem;color:var(--ink)}
.disclosure strong{color:var(--accent)}

/* Cost-guide range banner */
.range-banner{display:flex;flex-wrap:wrap;gap:16px;margin:8px 0 4px}
.range-item{flex:1 1 180px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm)}
.range-item .rng{font-family:"Source Serif 4",serif;font-weight:700;font-size:1.45rem;color:var(--ink)}
.range-item .fmt{font-family:"JetBrains Mono",monospace;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);font-weight:600;display:block;margin-bottom:6px}
.range-item .sub{color:var(--ink-soft);font-size:.86rem}