/* ============================================================
   ChennaiCentral.com — shared styles for content pages
   (about, privacy, terms, contact, advertise, guides)
   Matches the homepage "Tamil heritage editorial" theme.
   ============================================================ */
:root{
  --bg:#f6f1e9;--surface:rgba(255,255,255,0.86);--surf-hard:#ffffff;
  --navy:#0f2034;--crimson:#b52d1e;--gold:#c8920a;--goldlt:#f0c442;
  --text:#1a1a2e;--muted:#5c5c6a;--border:rgba(15,32,52,0.10);
  --sh:0 4px 24px rgba(15,32,52,0.08);--sh-hov:0 12px 40px rgba(15,32,52,0.16);
  --r:18px;--max:1220px;--readable:760px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'DM Sans',system-ui,sans-serif;
  background:radial-gradient(ellipse at 80% 0%,rgba(200,146,10,.15),transparent 40%),
    radial-gradient(ellipse at 10% 30%,rgba(181,45,30,.10),transparent 35%),var(--bg);
  color:var(--text);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{color:var(--crimson);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}

/* NAV (shared with homepage look) */
.topbar{position:sticky;top:0;z-index:200;background:rgba(246,241,233,.92);
  border-bottom:1px solid var(--border);backdrop-filter:blur(16px);}
.nav{max-width:var(--max);margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:8px;}
.brand{display:flex;align-items:center;gap:11px;padding:12px 0;flex-shrink:0;}
.brand:hover{text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--crimson),#8c1d18 55%,var(--gold));
  box-shadow:0 6px 18px rgba(181,45,30,.28);}
.brand-name{font-family:'Cormorant Garamond',serif;font-size:1.25rem;font-weight:700;
  letter-spacing:-.3px;line-height:1.1;color:var(--navy)}
.brand-sub{font-size:.72rem;color:var(--muted);font-weight:500;letter-spacing:.5px}
.nav-links{display:flex;flex-wrap:wrap;gap:0;list-style:none;flex:1;margin-left:8px;}
.nav-links a{font-size:.78rem;font-weight:600;color:var(--muted);padding:13px 9px;
  display:block;white-space:nowrap;transition:color .2s;}
.nav-links a:hover{color:var(--navy);text-decoration:none}
.nav-yt{margin-left:auto;flex-shrink:0;background:#ff0000;color:#fff;border-radius:7px;
  padding:7px 14px;font-size:.76rem;font-weight:700;transition:background .2s;}
.nav-yt:hover{background:#cc0000;text-decoration:none}

/* PAGE SHELL */
.page{max-width:var(--max);margin:0 auto;padding:0 20px}
.reading{max-width:var(--readable);margin:0 auto;padding:0 20px}
.crumbs{font-size:.8rem;color:var(--muted);padding:20px 0 0}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--crimson)}

/* PAGE HEADER */
.phead{padding:26px 0 8px}
.eyebrow{color:var(--crimson);font-size:.74rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.14em;margin-bottom:12px;}
.ptitle{font-family:'Cormorant Garamond',serif;font-size:clamp(2.1rem,4.4vw,3.4rem);
  font-weight:700;line-height:1.02;letter-spacing:-.03em;color:var(--navy);margin-bottom:12px}
.plede{color:var(--muted);font-size:1.05rem;max-width:62ch}
.pmeta{font-size:.82rem;color:var(--muted);margin-top:14px}
.pmeta strong{color:var(--navy)}

/* ARTICLE / PROSE */
.prose{padding:8px 0 10px}
.prose h2{font-family:'Cormorant Garamond',serif;font-size:1.9rem;font-weight:700;
  color:var(--navy);letter-spacing:-.02em;margin:34px 0 12px;line-height:1.15;}
.prose h3{font-family:'Cormorant Garamond',serif;font-size:1.4rem;font-weight:700;
  color:var(--navy);margin:24px 0 8px;}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin:0 0 8px}
.prose strong{color:var(--navy)}
.prose blockquote{border-left:3px solid var(--gold);background:var(--surface);
  padding:14px 18px;border-radius:0 12px 12px 0;margin:0 0 18px;color:var(--text);font-style:italic}
.prose a{font-weight:600}
.prose hr{border:none;border-top:1px solid var(--border);margin:30px 0}
.lead{font-size:1.12rem;color:var(--text);margin-bottom:22px}
.prose table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:.92rem;
  background:var(--surf-hard);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.prose th,.prose td{padding:10px 13px;text-align:left;border-bottom:1px solid var(--border)}
.prose th{background:rgba(15,32,52,.04);font-weight:700;color:var(--navy)}
.prose tr:last-child td{border-bottom:none}

/* CALLOUT / TIP BOX */
.callout{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--gold);
  border-radius:12px;padding:16px 18px;margin:0 0 22px;box-shadow:var(--sh)}
.callout strong{color:var(--navy)}
.callout.crimson{border-left-color:var(--crimson)}

/* TABLE OF CONTENTS */
.toc{background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:18px 20px;margin:0 0 26px;box-shadow:var(--sh)}
.toc h4{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:10px}
.toc ol{margin:0 0 0 18px}
.toc li{margin:5px 0}
.toc a{color:var(--navy);font-weight:600}

/* GUIDE INDEX CARDS */
.gcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin:8px 0 10px}
.gcard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r);padding:22px;box-shadow:var(--sh);transition:transform .25s,box-shadow .25s}
.gcard:hover{transform:translateY(-4px);box-shadow:var(--sh-hov);text-decoration:none}
.gcard .tag{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--crimson);margin-bottom:8px}
.gcard h3{font-family:'Cormorant Garamond',serif;font-size:1.45rem;color:var(--navy);line-height:1.15;margin-bottom:8px}
.gcard p{font-size:.9rem;color:var(--muted);flex:1}
.gcard .read{margin-top:14px;font-size:.8rem;font-weight:700;color:var(--crimson)}

/* RELATED / NEXT */
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:10px 0}
.related a{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px;
  box-shadow:var(--sh);color:var(--navy);font-weight:700;font-family:'Cormorant Garamond',serif;font-size:1.1rem}
.related a:hover{box-shadow:var(--sh-hov);text-decoration:none}
.related a span{display:block;font-family:'DM Sans',sans-serif;font-size:.74rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.1em;color:var(--crimson);margin-bottom:6px}

/* FORMS */
.form{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);
  padding:26px;box-shadow:var(--sh);max-width:560px}
.form label{display:block;font-size:.82rem;font-weight:700;color:var(--navy);margin:0 0 6px}
.form .row{margin-bottom:16px}
.form input,.form textarea,.form select{width:100%;padding:11px 14px;border-radius:10px;
  border:1px solid var(--border);font-family:'DM Sans',sans-serif;font-size:.95rem;
  background:#fff;color:var(--text);outline:none;transition:border-color .2s}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--crimson)}
.form textarea{min-height:130px;resize:vertical}
.btn-primary{background:var(--crimson);color:#fff;border:none;border-radius:10px;padding:12px 26px;
  font-family:'DM Sans',sans-serif;font-size:.95rem;font-weight:700;cursor:pointer;transition:background .2s}
.btn-primary:hover{background:#8c1d18;text-decoration:none;color:#fff}
.formnote{font-size:.82rem;color:var(--muted);margin-top:12px}
.formmsg{margin-top:12px;font-size:.9rem;font-weight:600;min-height:20px}

/* PRICING (advertise) */
.tiers{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin:8px 0 24px}
.tier{background:var(--surf-hard);border:1px solid var(--border);border-radius:var(--r);padding:24px;box-shadow:var(--sh)}
.tier.feature{border:2px solid var(--gold)}
.tier h3{font-family:'Cormorant Garamond',serif;font-size:1.4rem;color:var(--navy);margin-bottom:4px}
.tier .price{font-size:1.7rem;font-weight:800;color:var(--crimson);margin:8px 0}
.tier .price span{font-size:.82rem;font-weight:600;color:var(--muted)}
.tier ul{list-style:none;margin:14px 0 0}
.tier li{padding:6px 0 6px 24px;position:relative;font-size:.9rem;color:var(--text)}
.tier li::before{content:"\2713";position:absolute;left:0;color:var(--gold);font-weight:800}

/* AD SLOT — renders nothing until configured */
.ad-slot{display:none}
.ad-slot--live{display:block;margin:26px auto;text-align:center;min-height:90px}
.ad-label{font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);opacity:.6;margin-bottom:4px;display:block}

/* AFFILIATE DISCLOSURE */
.disclosure{font-size:.8rem;color:var(--muted);background:var(--surface);border:1px solid var(--border);
  border-radius:10px;padding:10px 14px;margin:6px 0 18px}
.disclosure strong{color:var(--navy)}

/* FOOTER */
.site-footer{background:var(--navy);color:rgba(255,255,255,.5);margin-top:44px;
  padding:34px 20px;font-size:.82rem;line-height:1.9}
.site-footer .fwrap{max-width:var(--max);margin:0 auto;display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between}
.site-footer a{color:rgba(255,255,255,.72)}
.site-footer a:hover{color:#fff}
.fcol h5{color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}
.fcol a{display:block;padding:3px 0}
.fbottom{max-width:var(--max);margin:22px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  font-size:.76rem;color:rgba(255,255,255,.4)}

@media(max-width:640px){
  body{font-size:15px}
  .site-footer .fwrap{gap:18px}
}

/* MOBILE NAV — pure-CSS hamburger (checkbox toggle, iOS Safari-safe) */
.nav-toggle{display:none}
.nav-checkbox{position:absolute;width:1px;height:1px;margin:0;padding:0;border:0;opacity:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media(max-width:760px){
  .nav{flex-wrap:wrap;align-items:center}
  .nav-toggle{display:flex;flex-direction:column;justify-content:center;gap:4px;
    width:44px;height:38px;margin-left:auto;padding:8px 10px;flex-shrink:0;
    background:#fff;border:1px solid var(--border);border-radius:9px;cursor:pointer}
  .nav-toggle span{display:block;height:2px;width:100%;background:var(--navy);border-radius:2px;transition:transform .2s,opacity .2s}
  .nav-checkbox:checked ~ .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  .nav-checkbox:checked ~ .nav-toggle span:nth-child(2){opacity:0}
  .nav-checkbox:checked ~ .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
  .nav-links{order:5;flex-basis:100%;display:none;flex-direction:column;margin:4px 0 8px}
  .nav-checkbox:checked ~ .nav-links{display:flex}
  .nav-links a{padding:13px 4px;font-size:.95rem;border-bottom:1px solid var(--border);white-space:normal}
  .nav-yt{order:6;display:none;margin:2px 0 10px}
  .nav-checkbox:checked ~ .nav-yt{display:inline-block}
}