:root{--sky:#2F78B7;--sky2:#1F5688;--skyl:#E6F0F9;--glove:#F5C518;--glovel:#FFF6D1;--red:#D1342A;--brown:#5A3A22;--ink:#1E2A33;--mute:#5F6B74;--paper:#FFFDF8;--line:#DCE4EB}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Source Sans 3',system-ui,Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-variation-settings:'opsz' 48;line-height:1.08;color:var(--sky2);letter-spacing:-.01em}
h1{font-size:clamp(34px,6vw,58px);font-weight:900;color:var(--ink)}
h1 em{font-style:normal;color:var(--sky)}
h2{font-size:clamp(28px,4.2vw,42px);font-weight:800;margin:6px 0 14px}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
.narrow{max-width:780px}
.center{text-align:center}
.kick{font:600 13px 'Oswald',sans-serif;letter-spacing:.24em;text-transform:uppercase;color:var(--sky)}
.kick.lt{color:#FFE27A}
.lead{font-size:20px;color:#33414b}
.lead.small{font-size:17px;margin-top:14px}
section{padding:64px 0}
.top{background:var(--sky2);color:#fff;text-align:center;font:600 12px 'Oswald',sans-serif;letter-spacing:.16em;text-transform:uppercase;padding:9px 10px}
.top i{opacity:.5;margin:0 8px;font-style:normal}
.hero{background:linear-gradient(180deg,#DDEBF8 0%,var(--paper) 100%);padding:34px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;grid-template-areas:"t b" "y b";gap:10px 48px;align-items:start}
.h-txt{grid-area:t}.h-book{grid-area:b}.h-buy{grid-area:y}
.pill{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:30px;padding:5px 14px 5px 5px;font:600 13px 'Oswald',sans-serif;letter-spacing:.06em;color:var(--sky2);margin-bottom:16px}
.pill img{width:28px;height:28px;border-radius:50%}
.sub{font-size:20px;margin:16px 0 4px;color:#33414b}
.book{width:100%;max-width:420px;margin:0 auto;border-radius:4px 10px 10px 4px;box-shadow:-8px 0 0 #ccd9e4,0 30px 60px -20px rgba(20,50,80,.45);transform:rotate(1.5deg)}
.wins{list-style:none;margin:8px 0 18px}
.wins li{position:relative;padding:6px 0 6px 34px;font-size:18px}
.wins li::before{content:"✓";position:absolute;left:0;top:6px;width:24px;height:24px;border-radius:50%;background:var(--glove);color:var(--ink);font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center}
.pricebox{display:flex;align-items:center;gap:16px;margin-bottom:14px}
.price{font:900 54px 'Fraunces',serif;color:var(--ink);line-height:1}
.pmeta{font-size:15px;color:var(--mute);line-height:1.3}
.pmeta b{color:var(--sky2)}
.btn{display:inline-block;text-decoration:none;text-align:center;border-radius:10px;font:700 21px 'Source Sans 3',sans-serif;padding:16px 26px;transition:transform .15s}
.btn small{display:block;font-weight:500;font-size:13px;opacity:.85;margin-top:2px}
.btn.go{background:var(--red);color:#fff;box-shadow:0 8px 22px -8px rgba(209,52,42,.7)}
.btn.go:hover{transform:translateY(-2px)}
.btn.big{font-size:23px;padding:18px 34px}
.h-buy .btn{width:100%}
.ticks{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:12px;font-size:14px;color:var(--mute)}
.ticks span::before{content:"• ";color:var(--glove)}
.cost-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.cc{background:#fff;border:1px solid var(--line);border-top:6px solid var(--glove);border-radius:10px;padding:20px}
.cc b{font:700 20px 'Fraunces',serif;color:var(--sky2);display:block;margin-bottom:6px}
.cc p{font-size:17px}
.diag{background:var(--sky2);color:#fff}
.diag h2{color:#fff}.diag .lead{color:#DCE9F5}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.opts button{font:600 18px 'Source Sans 3',sans-serif;padding:16px;border-radius:10px;border:2px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff;cursor:pointer;text-align:left}
.opts button.on{background:var(--glove);color:var(--ink);border-color:var(--glove)}
.ans{margin-top:18px}
.ans .card{background:#fff;color:var(--ink);border-radius:12px;padding:22px}
.ans .card h3{font-size:24px;margin-bottom:8px}
.ans .card .pg{display:inline-block;background:var(--glove);font:700 14px 'Oswald',sans-serif;padding:3px 10px;border-radius:4px;margin-bottom:10px}
.ans .card .btn{margin-top:14px}
.fixcard{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 20px 40px -24px rgba(20,50,80,.35);margin-top:18px}
.fixcard img{width:100%;border-bottom:6px solid var(--glove)}
.fc-in{padding:22px 24px}
.fc-in h3{font-size:28px;margin-bottom:8px}
.fc-in h4{font:600 13px 'Oswald',sans-serif;letter-spacing:.2em;text-transform:uppercase;color:var(--sky);margin:16px 0 6px}
.amts{background:var(--glovel);border-radius:8px;padding:6px 14px}
.amts div{display:flex;gap:14px;padding:7px 0;border-bottom:1px solid #F0DE95;font-size:17px}
.amts div:last-child{border:0}
.amts b{min-width:42%;color:var(--sky2)}
.fc-in ol{margin-left:22px;font-size:17px}
.fc-in li{margin:6px 0}
.fc-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.fc-pair div{border-radius:8px;padding:12px 14px;font-size:16px}
.fc-pair .a{background:var(--skyl)}.fc-pair .b{background:#E8F4E4}
.fc-pair small{display:block;font:600 12px 'Oswald',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--sky2);margin-bottom:3px}
.fc-note{margin-top:12px;font-style:italic;color:var(--brown);border-left:3px solid var(--brown);padding-left:10px;font-size:16px}
.inside{background:#F2F6FA}
.pages{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px}
.pages figure{background:#fff;border-radius:6px;box-shadow:0 14px 30px -18px rgba(20,50,80,.45);overflow:hidden}
.pages figcaption{font-size:15px;padding:10px 12px;color:var(--mute)}
.fixlist{columns:2;column-gap:34px;margin:14px 0 0 22px;font-size:18px}
.fixlist li{break-inside:avoid;margin:5px 0}
.fixlist li span{color:var(--mute);font-size:14px}
.offer{background:linear-gradient(180deg,var(--paper),#E6F0F9)}
.stack{background:#fff;border:2px solid var(--sky2);border-radius:14px;padding:6px 20px;margin-top:20px}
.stack .row{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);font-size:18px}
.stack .row:last-child{border:0}
.stack .row b{color:#2E6B2A;white-space:nowrap;font-family:'Oswald',sans-serif;letter-spacing:.06em}
.stack .row.opt span{display:flex;align-items:center;gap:12px;color:var(--mute)}
.stack .row.opt b{color:var(--sky2)}
.stack .row.opt img{width:46px;border-radius:3px}
.total{display:flex;align-items:center;justify-content:center;gap:26px;margin-top:22px;flex-wrap:wrap}
.total small{display:block;font:600 12px 'Oswald',sans-serif;letter-spacing:.2em;color:var(--mute);text-transform:uppercase}
.total b{font:900 52px 'Fraunces',serif}
.cmp{width:100%;border-collapse:collapse;margin-top:16px;font-size:17px;background:#fff}
.cmp th{background:var(--sky2);color:#fff;font:600 13px 'Oswald',sans-serif;letter-spacing:.12em;text-transform:uppercase;padding:10px;text-align:left}
.cmp td{padding:11px 10px;border-bottom:1px solid var(--line)}
.cmp td:nth-child(2){color:var(--mute)}
.cmp td:nth-child(3){color:#2E6B2A;font-weight:700}
.me-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
.me-grid img{border-radius:12px;box-shadow:0 24px 50px -24px rgba(20,50,80,.5)}
.me p{margin:10px 0;font-size:18px}
.hand{font:600 34px 'Caveat',cursive;color:var(--sky)}
.honest{font-size:14px!important;color:var(--mute)}
.guar{background:var(--glovel)}
.seal{width:120px;height:120px;border-radius:50%;background:var(--glove);border:5px solid #fff;box-shadow:0 10px 24px -10px rgba(0,0,0,.35);margin:0 auto 16px;display:flex;flex-direction:column;align-items:center;justify-content:center;font:900 44px 'Fraunces',serif;line-height:1}
.seal small{font:600 12px 'Oswald',sans-serif;letter-spacing:.2em}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;margin:10px 0;padding:14px 18px}
.faq summary{font-weight:700;font-size:19px;cursor:pointer;color:var(--sky2)}
.faq p{margin-top:8px;font-size:17px}
.final{background:var(--sky2)}
.final h2{color:#fff;margin-bottom:22px}
footer{padding:26px 0 90px;font-size:14px;color:var(--mute);text-align:center}
.sticky{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -10px 30px -12px rgba(0,0,0,.25);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 18px;transform:translateY(110%);transition:transform .3s;z-index:20}
.sticky.show{transform:none}
.sticky .btn{padding:11px 20px;font-size:18px}
.reveal{opacity:1}
@media (max-width:820px){
 body{font-size:17px}
 section{padding:46px 0}
 .hero{padding:18px 0 34px}
 .hero-grid{grid-template-columns:1fr;grid-template-areas:"t" "b" "y";gap:12px}
 .book{max-width:160px;transform:none}
 .h-txt h1{font-size:31px}
 .pill{margin-bottom:10px;font-size:11.5px}
 .sub{font-size:15.5px;line-height:1.45;margin-top:10px}
 .h-buy{display:flex;flex-direction:column}
 .pricebox{order:0;margin-bottom:10px}
 .h-buy .btn{order:1}
 .ticks,.trust{order:2}
 .wins{order:3;margin-top:16px}
 .price{font-size:44px}
 .sub{font-size:18px}
 .cost-grid,.pages{grid-template-columns:1fr 1fr}
 .cost-grid{grid-template-columns:1fr}
 .opts{grid-template-columns:1fr}
 .fc-pair{grid-template-columns:1fr}
 .fixlist{columns:1}
 .me-grid{grid-template-columns:1fr;gap:20px}
 .me-grid img{max-width:320px;margin:0 auto}
 .sticky span{font-size:14px}
 .top{font-size:10.5px;letter-spacing:.1em}
}

/* badge del canal (foto + nombre + YouTube) y fila de confianza con íconos */
.chan{display:inline-flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:40px;padding:6px 18px 6px 6px;margin-bottom:16px;text-decoration:none;box-shadow:0 6px 18px -10px rgba(31,86,136,.45)}
.chan img{width:52px;height:52px;border-radius:50%;object-fit:cover;border:2px solid var(--glove)}
.chan .cn{display:flex;flex-direction:column;line-height:1.15}
.chan b{font:700 17px 'Fraunces',serif;color:var(--ink)}
.chan small{display:inline-flex;align-items:center;gap:6px;font:600 12px 'Oswald',sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.chan .yt{width:20px;height:14px;flex:0 0 auto}
.trust{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.trust span{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:14px;font-weight:600;color:var(--ink)}
.trust svg{width:22px;height:22px;flex:0 0 22px;color:var(--sky)}
.trust span:nth-child(3) svg{color:#1E8E3E}
.trust .hm b{font-family:Arial,Helvetica,sans-serif;font-weight:800;color:#F04E23;letter-spacing:-.02em}

.fromvid{display:block;background:#F2C230;color:#1B2433;text-align:center;font:500 15px/1.35 'Source Sans 3',system-ui,sans-serif;padding:11px 16px;text-decoration:none}
.fromvid b{font-weight:800}.fromvid span{display:inline-block;margin-left:6px;font-weight:800;animation:fvb 1.2s ease-in-out infinite}
@keyframes fvb{0%,100%{transform:translateY(0)}50%{transform:translateY(3px)}}
#s-img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}