/* Cero Apuestas - site styles. Palette matches the ebook covers. */
:root{
  --navy:#111a2e; --navy-2:#0b1220; --ink:#1a2233;
  --cream:#f6f2ea; --paper:#fbf9f4; --amber:#e0a24a; --amber-d:#c8873060;
  --text:#26303f; --muted:#5f6b7a; --line:#e6e0d4;
  --sky:#5aa0e0; --clay:#d9694e; --sage:#57b894; --peri:#8a86e0;
  --maxw:1080px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);
  font:17px/1.65 Georgia,'Times New Roman',serif;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
a{color:#b06f1e;text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:Georgia,serif;color:var(--ink);line-height:1.2;font-weight:700}
h1{font-size:2.3rem;margin:.2em 0 .4em}
h2{font-size:1.6rem;margin:1.6em 0 .5em}
h3{font-size:1.2rem;margin:1.4em 0 .4em}
p{margin:0 0 1em}
img{max-width:100%;height:auto}
.muted{color:var(--muted)}
.small{font-size:.86rem}
.plain{list-style:none;padding:0;margin:0}
.plain li{margin:.3em 0}
.skip{position:absolute;left:-999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:10}

/* header */
.site-header{background:var(--navy);color:var(--cream);position:sticky;top:0;z-index:5;
  border-bottom:2px solid var(--amber-d)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:12px;padding-bottom:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--cream)}
.brand:hover{text-decoration:none}
.brand-mark{width:16px;height:16px;border-radius:50%;
  background:radial-gradient(circle at 40% 35%, var(--amber), #a8722080);box-shadow:0 0 0 4px #ffffff10}
.brand-text{font-size:1.35rem;font-weight:700;letter-spacing:.3px}
.nav{display:flex;gap:18px;flex-wrap:wrap}
.nav a{color:#d9dfea;font-size:.98rem}
.nav a:hover{color:#fff;text-decoration:none}

/* hero */
.hero{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:var(--cream);
  padding:64px 0 56px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero h1{color:#fff;font-size:2.7rem;margin-top:0}
.hero p.lead{font-size:1.2rem;color:#d7dce6}
.hero .kicker{color:var(--amber);letter-spacing:2px;text-transform:uppercase;font-size:.8rem;
  font-family:Georgia,serif}
.hero-art{text-align:center}
.hero-art img{max-height:420px;filter:drop-shadow(0 24px 40px #0006)}

/* buttons */
.btn{display:inline-block;background:var(--amber);color:#241a08;font-weight:700;
  padding:12px 22px;border-radius:8px;border:1px solid #00000010;font-family:Georgia,serif}
.btn:hover{background:#eab55f;text-decoration:none}
.btn-ghost{background:transparent;color:var(--cream);border:1px solid #ffffff40}
.btn-ghost:hover{background:#ffffff12}
.btn-lg{padding:15px 30px;font-size:1.08rem}
.btn-block{display:block;text-align:center}

/* sections */
section{padding:16px 0}
.section-pad{padding:44px 0}
.lede{font-size:1.15rem;color:#3a4658;max-width:720px}
.grid{display:grid;gap:24px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;
  box-shadow:0 1px 2px #0000000a}
.card h3{margin-top:0}
.pill{display:inline-block;background:#f0ece2;color:#6a5b3e;border-radius:999px;
  padding:3px 12px;font-size:.78rem;font-family:Georgia,serif;margin-bottom:8px}

/* book listing */
.book-row{display:grid;grid-template-columns:230px 1fr;gap:28px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:22px}
.book-row img{width:100%;filter:drop-shadow(0 14px 24px #0003)}
.book-row .kind{color:var(--amber);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:1px}
.book-hero{display:grid;grid-template-columns:340px 1fr;gap:40px;align-items:start}
.book-hero img{width:100%;filter:drop-shadow(0 20px 34px #0004)}

/* cta band */
.cta-band{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:var(--cream);
  text-align:center;padding:52px 0;margin-top:20px}
.cta-band h2{color:#fff}
.cta-band p{color:#d7dce6;max-width:640px;margin:0 auto 22px}

/* posts */
.post-list{display:grid;gap:20px}
.post-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.post-item h2{margin:.1em 0 .3em;font-size:1.35rem}
.post-meta{color:var(--muted);font-size:.85rem;margin-bottom:.4em}
.article{max-width:760px;margin:0 auto}
.article .post-meta{margin-bottom:1.2em}
.article h2{border-bottom:1px solid var(--line);padding-bottom:.2em}
.article a{text-decoration:underline}
.pagination{display:flex;gap:10px;justify-content:center;margin:30px 0;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 14px;border:1px solid var(--line);border-radius:8px;background:#fff}
.pagination .cur{background:var(--navy);color:#fff;border-color:var(--navy)}
.cat-list{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 26px}
.cat-list a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.9rem}

/* tools */
.tool{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin:22px 0}
.tool h3{margin-top:0}
.tool label{display:block;font-size:.95rem;margin:12px 0 4px;color:#3a4658}
.tool input[type=number],.tool input[type=date],.tool input[type=text]{
  width:100%;max-width:280px;padding:10px;border:1px solid #cfc8ba;border-radius:8px;font:inherit}
.tool .q{padding:10px 0;border-bottom:1px solid var(--line)}
.tool .q label{display:flex;gap:10px;align-items:flex-start;margin:0;cursor:pointer}
.result{margin-top:16px;padding:16px;border-radius:10px;background:#f3efe6;border:1px solid var(--line);
  display:none}
.result.show{display:block}
.result.warn{background:#fbeee6;border-color:#e9c3a8}
.result.ok{background:#eaf4ee;border-color:#bfe0cd}
.worksheet ol{margin:0;padding-left:20px}
.worksheet .line{border-bottom:1px solid #d7d0c2;height:1.6em;margin:.4em 0}

/* disclaimer / help */
.notice{background:#fbeee6;border:1px solid #e9c3a8;border-left:5px solid var(--clay);
  border-radius:10px;padding:18px 20px;margin:18px 0}
.help-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.help-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}
.help-card .num{font-size:1.3rem;font-weight:700;color:var(--ink)}

/* footer */
.site-footer{background:var(--navy);color:#c7cedb;margin-top:40px;padding:40px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.site-footer h4{color:#fff;font-size:1rem;margin:0 0 10px}
.site-footer a{color:#c7cedb}
.site-footer a:hover{color:#fff}
.footer-brand{color:#fff;font-size:1.2rem;margin-bottom:8px}
.footer-legal{border-top:1px solid #ffffff1a;margin-top:24px;padding-top:16px}

@media(max-width:860px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero-art{order:-1}
  .cards-3,.cards-2,.help-grid{grid-template-columns:1fr}
  .book-row{grid-template-columns:120px 1fr;gap:16px}
  .book-hero{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .nav{gap:12px;font-size:.92rem}
}