/* Mahadev Book — mahadevbooks.it.com
   Palette taken from the Mahadev Book logo: black base, royal gold crown,
   white wordmark. King-of-online-world theme = deep black + gold. */

:root{
  --bg:#0a0a0b;
  --bg-2:#111013;
  --surface:#191519;
  --surface-2:#211b18;
  --line:#332a1e;
  --gold:#f5c542;
  --gold-d:#c9982b;
  --gold-l:#ffdd76;
  --amber:#e08a1e;
  --text:#f1ece1;
  --muted:#a99f8c;
  --white:#ffffff;
  --ok:#4ade80;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 0 0 1px rgba(245,197,66,.25),0 12px 34px rgba(245,197,66,.18);
  --wrap:1160px;
  --head:'Cinzel',Georgia,'Times New Roman',serif;
  --body:'Poppins',"Segoe UI",system-ui,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--body);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16.5px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--head);line-height:1.2;font-weight:700;color:var(--white);margin:0 0 .5em;letter-spacing:.4px}
h1{font-size:clamp(2rem,4.6vw,3.15rem)}
h2{font-size:clamp(1.5rem,3vw,2.15rem)}
h3{font-size:1.24rem}
p{margin:0 0 1.05rem}
a{color:var(--gold);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--gold-l)}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
section{padding:70px 0}
.muted{color:var(--muted)}
.center{text-align:center}
.gold{color:var(--gold)}
.lead{font-size:1.16rem;color:#ded6c6;max-width:720px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;justify-content:center;
  font-family:var(--body);font-weight:600;font-size:1rem;letter-spacing:.3px;
  padding:13px 28px;border-radius:var(--radius-sm);border:0;cursor:pointer;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold-l),var(--gold-d));color:#241a02}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,197,66,.36);color:#241a02}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--amber));color:#241800}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(224,138,30,.4);color:#241800}
.btn-ghost{background:transparent;color:var(--text);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--gold);color:var(--white)}
.btn-block{width:100%}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(10,10,11,.9);backdrop-filter:blur(11px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:44px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--body);font-weight:500;color:var(--text);padding:9px 15px;border-radius:8px;font-size:.96rem}
.nav-links a:hover,.nav-links a.active{background:var(--surface);color:var(--gold)}
.nav-links .cta-signup{background:linear-gradient(135deg,var(--gold-l),var(--gold-d));color:#241a02!important}
.nav-links .cta-signup:hover{box-shadow:0 8px 18px rgba(245,197,66,.34)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--gold);border-radius:3px;margin:5px 0;transition:.25s}

/* hero */
.hero{position:relative;overflow:hidden;padding:82px 0 68px;
  background:radial-gradient(1100px 460px at 78% -10%,rgba(245,197,66,.16),transparent 60%),
             radial-gradient(760px 420px at 6% 110%,rgba(224,138,30,.10),transparent 55%),
             linear-gradient(180deg,var(--bg-2),var(--bg));}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:.5rem;background:var(--surface);border:1px solid var(--line);
  color:var(--gold);font-family:var(--body);font-weight:600;font-size:.8rem;letter-spacing:1px;text-transform:uppercase;
  padding:7px 15px;border-radius:999px;margin-bottom:20px}
.hero h1 span{color:var(--gold)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-stats{display:flex;gap:32px;margin-top:36px;flex-wrap:wrap}
.hero-stats .num{font-family:var(--head);font-size:1.9rem;font-weight:700;color:var(--gold)}
.hero-stats .lbl{font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
.hero-art{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.hero-art img{width:100%;height:100%;object-fit:cover}

/* cards / games */
.grid{display:grid;gap:24px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .18s ease,border-color .18s ease}
.card:hover{transform:translateY(-4px);border-color:var(--gold)}
.card .ico{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(245,197,66,.14);color:var(--gold);font-size:1.5rem;margin-bottom:16px}
.card h3{margin-bottom:.4rem;color:var(--white)}
.card p{margin:0;color:var(--muted);font-size:.97rem}

.game-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease}
.game-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.game-card img{width:100%;height:160px;object-fit:cover}
.game-card .gc-body{padding:16px 18px}
.game-card h3{font-size:1.06rem;margin-bottom:.25rem}
.game-card p{margin:0;font-size:.89rem;color:var(--muted)}
.tag{display:inline-block;font-family:var(--body);font-size:.7rem;font-weight:600;letter-spacing:.6px;text-transform:uppercase;
  color:var(--gold);border:1px solid var(--gold-d);border-radius:6px;padding:2px 8px;margin-top:10px}

.section-head{max-width:680px;margin:0 auto 46px;text-align:center}
.section-head .kicker{font-family:var(--body);color:var(--gold);font-weight:600;letter-spacing:2px;text-transform:uppercase;font-size:.8rem}

/* steps */
.steps{counter-reset:s}
.step{position:relative;padding-left:64px}
.step::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:44px;height:44px;border-radius:12px;
  display:grid;place-items:center;font-family:var(--head);font-weight:700;font-size:1.15rem;color:#241a02;
  background:linear-gradient(135deg,var(--gold-l),var(--gold-d))}

/* tools */
.tools-wrap{background:var(--bg-2)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:26px}
.tab-btn{font-family:var(--body);font-weight:600;background:var(--surface);border:1px solid var(--line);color:var(--text);
  padding:11px 20px;border-radius:999px;cursor:pointer;transition:.16s;font-size:.93rem}
.tab-btn:hover{border-color:var(--gold)}
.tab-btn.active{background:linear-gradient(135deg,var(--gold-l),var(--gold-d));color:#241a02;border-color:transparent}
.tool-panel{display:none;max-width:640px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.tool-panel.active{display:block}
.tool-panel h3{text-align:center;margin-bottom:6px}
.tool-panel .sub{text-align:center;color:var(--muted);margin-bottom:22px;font-size:.94rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:.84rem;color:var(--muted);margin-bottom:6px;font-weight:600}
.field input,.field select{width:100%;padding:12px 14px;background:var(--bg);border:1px solid var(--line);border-radius:9px;color:var(--text);font-family:var(--body);font-size:1rem}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold)}
.tool-result{margin-top:18px;background:var(--bg);border:1px dashed var(--line);border-radius:10px;padding:18px;text-align:center}
.tool-result .big{font-family:var(--head);font-size:1.95rem;font-weight:700;color:var(--gold)}
.tool-result .rlabel{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.7px}
.result-split{display:flex;justify-content:space-around;flex-wrap:wrap;gap:12px}
.tool-rows{margin-top:6px}
.tool-rows .r{display:flex;gap:10px;margin-bottom:10px}
.tool-rows .r input{flex:1}
.mini-btn{background:var(--surface-2);border:1px solid var(--line);color:var(--gold);border-radius:8px;padding:0 14px;cursor:pointer;font-size:1.2rem;font-family:var(--body)}
.mini-btn:hover{border-color:var(--gold)}

/* forms / auth */
.auth-wrap{min-height:calc(100vh - 72px);display:grid;place-items:center;padding:48px 0;
  background:radial-gradient(900px 400px at 80% 0,rgba(245,197,66,.12),transparent 60%),var(--bg)}
.auth-card{width:100%;max-width:450px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.auth-card .crown{text-align:center;font-size:1.8rem;margin-bottom:8px}
.auth-card h1{font-size:1.65rem;text-align:center;margin-bottom:4px}
.auth-card .sub{text-align:center;color:var(--muted);margin-bottom:26px}
.auth-alt{text-align:center;margin-top:18px;color:var(--muted);font-size:.94rem}
.checkbox{display:flex;gap:9px;align-items:flex-start;font-size:.88rem;color:var(--muted);margin:6px 0 18px}
.checkbox input{margin-top:4px}
.form-note{background:rgba(245,197,66,.08);border:1px solid rgba(245,197,66,.28);border-radius:9px;padding:11px 14px;font-size:.84rem;color:#f0d79a;margin-top:18px}
.form-msg{display:none;background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.3);border-radius:9px;padding:11px 14px;font-size:.88rem;color:#a7f3c5;margin-top:16px}

/* content pages */
.page-hero{background:linear-gradient(180deg,var(--bg-2),var(--bg));padding:58px 0 42px;border-bottom:1px solid var(--line)}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:10px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--gold)}
.prose{max-width:820px}
.prose h2{margin-top:40px}
.prose h3{margin-top:28px;color:var(--gold)}
.prose ul{padding-left:22px}
.prose li{margin-bottom:8px}
.prose table{width:100%;border-collapse:collapse;margin:18px 0}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left;font-size:.95rem}
.prose th{background:var(--surface);font-family:var(--head);color:var(--gold)}
.callout{background:var(--surface);border-left:4px solid var(--gold);border-radius:10px;padding:18px 20px;margin:22px 0}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px 26px;margin:26px 0}
.toc h4{font-family:var(--head);color:var(--gold);margin:0 0 12px}
.toc ul{list-style:none;padding:0;margin:0;columns:2;column-gap:26px}
.toc li{margin-bottom:8px}

/* cta band */
.cta-band{background:linear-gradient(135deg,#3a2c0a,#1c1508);border:1px solid var(--gold-d);border-radius:var(--radius);padding:48px;text-align:center;margin:10px 0}
.cta-band h2{color:var(--gold)}
.cta-band p{color:#e7dcc4;max-width:560px;margin:0 auto 22px}

/* faq */
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:0;color:var(--text);font-family:var(--head);font-weight:600;font-size:1rem;padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-q .chev{color:var(--gold);transition:transform .2s}
.faq-q.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;color:var(--muted)}
.faq-a p{padding:0 20px 18px;margin:0}

/* footer */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:52px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.footer-grid img{height:42px;margin-bottom:14px}
.footer-grid p{color:var(--muted);font-size:.93rem}
.footer-col h4{font-family:var(--head);font-size:1rem;margin-bottom:14px;color:var(--gold)}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{color:var(--muted);font-size:.94rem}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:.85rem}
.age-badge{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 13px;color:var(--gold);font-weight:600;font-family:var(--body);font-size:.8rem}

/* whatsapp float */
.wa-float{position:fixed;right:20px;bottom:22px;z-index:60;width:56px;height:56px;border-radius:50%;
  background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .18s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* responsive */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-art{order:-1}
  .g-3,.g-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .toc ul{columns:1}
}
@media(max-width:680px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:12px 18px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .g-3,.g-4,.g-2,.field-row,.footer-grid{grid-template-columns:1fr}
  section{padding:52px 0}
  .cta-band{padding:34px 22px}
}