/* Tesis Sin Bloqueo — avanzatutesis.com — hoja de estilo principal */

:root{
  --primary:#122c47;
  --primary-dark:#0b1e33;
  --primary-mid:#1d456b;
  --primary-light:#3d6f9c;
  --primary-pale:#e8eef4;
  --accent:#c25327;          /* solo para botones de compra */
  --accent-dark:#a2411c;
  --gold:#b8912f;
  --sage:#5f7f6c;
  --ink:#1a1a1a;
  --muted:#54606c;
  --border:#ddd5c6;
  --white:#ffffff;
  --bg:#f8f4ea;
  --radius:10px;
  --shadow:0 10px 30px rgba(11,30,51,.12);
  --serif:Georgia,"Iowan Old Style","Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:18px;line-height:1.75;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary-mid)}

.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.narrow{max-width:760px;margin-left:auto;margin-right:auto}
section{padding:64px 0}
@media(max-width:700px){section{padding:46px 0}}

h1,h2,h3,h4{font-family:var(--serif);line-height:1.24;color:var(--primary-dark);margin:0 0 18px}
h1{font-size:2.45rem;letter-spacing:-.01em}
h2{font-size:1.95rem}
h3{font-size:1.3rem}
h4{font-size:1.08rem;font-family:var(--sans);font-weight:700}
p{margin:0 0 18px}
@media(max-width:700px){
  body{font-size:17px}
  h1{font-size:1.85rem}
  h2{font-size:1.5rem}
}

.eyebrow{
  font-family:var(--sans);font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gold);margin:0 0 14px
}
.lead{font-size:1.16rem;color:#2f3d4a}
.muted{color:var(--muted)}
.center{text-align:center}

/* ---------- barra superior ---------- */
.topbar{
  position:sticky;top:0;z-index:60;background:var(--primary-dark);
  color:#e9eef4;border-bottom:1px solid rgba(255,255,255,.12)
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px;gap:16px}
.brand{font-family:var(--serif);font-size:1.06rem;color:#fff;text-decoration:none;letter-spacing:.02em}
.brand span{display:block;font-family:var(--sans);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.topbar .btn{padding:10px 18px;font-size:.92rem}
@media(max-width:560px){.topbar .btn{padding:9px 14px;font-size:.84rem}}

/* ---------- botones ---------- */
.btn{
  display:inline-block;background:var(--accent);color:#fff;text-decoration:none;
  font-family:var(--sans);font-weight:700;font-size:1.05rem;line-height:1.3;
  padding:17px 32px;border-radius:var(--radius);border:0;cursor:pointer;
  box-shadow:0 6px 18px rgba(194,83,39,.28);transition:background .15s,transform .15s;
  text-align:center;min-height:44px
}
.btn:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.btn-lg{font-size:1.15rem;padding:20px 40px;width:100%;max-width:520px}
.btn-line{display:block;font-weight:400;font-size:.86rem;opacity:.92;margin-top:4px}
.cta-note{font-size:.92rem;color:var(--muted);margin-top:12px}
.cta-block{margin:30px 0}

/* ---------- hero ---------- */
.hero{background:var(--primary-dark);color:#eef2f7;padding:54px 0 60px}
.hero h1{color:#fff}
.hero .lead{color:#cbd7e4;font-size:1.2rem}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:30px}}
.hero-img{border-radius:14px;box-shadow:0 22px 50px rgba(0,0,0,.4)}
.hero .cta-note{color:#a9bccd}
.pricetag{
  display:inline-flex;align-items:baseline;gap:10px;margin:6px 0 20px;
  font-family:var(--serif);color:#fff
}
.pricetag b{font-size:2.1rem;line-height:1}
.pricetag small{font-family:var(--sans);font-size:.9rem;color:#b9c9d8;font-weight:600}

/* ---------- barra de confianza ---------- */
.trustbar{background:var(--primary);color:#dce6ef;padding:16px 0}
.trustbar ul{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 34px;margin:0;padding:0;
  font-size:.93rem;font-weight:600}
.trustbar li::before{content:"◆";color:var(--gold);margin-right:8px;font-size:.7em;vertical-align:middle}

/* ---------- bloques ---------- */
.bg-white{background:var(--white)}
.bg-pale{background:var(--primary-pale)}
.bg-dark{background:var(--primary-dark);color:#e6edf4}
.bg-dark h2,.bg-dark h3{color:#fff}
.bg-dark .lead{color:#c3d1de}

.pain{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:760px){.pain{grid-template-columns:1fr}}
.pain li{
  background:var(--white);border:1px solid var(--border);border-left:4px solid var(--gold);
  border-radius:8px;padding:16px 18px;font-size:1rem;line-height:1.6
}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.step .num{font-family:var(--serif);font-size:2rem;color:var(--gold);line-height:1;margin-bottom:8px}
.step h3{font-size:1.12rem;margin-bottom:8px}
.step p{font-size:.98rem;margin:0;color:#38434f}

.ruta{counter-reset:r;list-style:none;padding:0;margin:24px 0 0}
.ruta li{
  counter-increment:r;position:relative;padding:14px 0 14px 56px;border-bottom:1px solid rgba(255,255,255,.14)
}
.ruta li:last-child{border-bottom:0}
.ruta li::before{
  content:counter(r);position:absolute;left:0;top:12px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);font-family:var(--serif);
  display:flex;align-items:center;justify-content:center;font-size:1.05rem
}
.ruta b{color:#fff}

table.cmp{width:100%;border-collapse:collapse;margin:24px 0 0;font-size:.98rem;background:var(--white)}
table.cmp th,table.cmp td{border:1px solid var(--border);padding:12px 14px;text-align:left;vertical-align:top}
table.cmp thead th{background:var(--primary);color:#fff;font-family:var(--sans);font-size:.9rem;
  letter-spacing:.03em;text-transform:uppercase}
table.cmp tbody tr:nth-child(even){background:#faf7f0}

.pieces{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:26px}
@media(max-width:820px){.pieces{grid-template-columns:1fr}}
.piece{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.piece .tag{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sage)}
.piece.bonus .tag{color:var(--gold)}
.piece h3{font-size:1.14rem;margin:6px 0 8px}
.piece p{font-size:.97rem;margin:0;color:#38434f}
.piece .fmt{display:inline-block;margin-top:10px;font-size:.84rem;color:var(--muted);font-weight:600}

.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:26px}}
.split img{border-radius:12px;box-shadow:var(--shadow)}

.twocol{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:24px}
@media(max-width:760px){.twocol{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.card h3{font-size:1.15rem}
.card ul{margin:0;padding-left:20px}
.card li{margin-bottom:10px}
.card.yes{border-top:4px solid var(--sage)}
.card.no{border-top:4px solid #9a3f2c}

.modules{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:22px;font-size:.9rem}
@media(max-width:900px){.modules{grid-template-columns:repeat(2,1fr)}}
.modules div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:8px;padding:10px 12px}
.modules b{display:block;color:var(--gold);font-family:var(--sans);font-size:.76rem;letter-spacing:.08em}

.offer{
  background:var(--white);border:2px solid var(--primary);border-radius:14px;
  padding:34px;box-shadow:var(--shadow);max-width:720px;margin:0 auto
}
.offer ul{list-style:none;padding:0;margin:0 0 22px}
.offer li{padding:9px 0 9px 30px;position:relative;border-bottom:1px dashed var(--border)}
.offer li:last-child{border-bottom:0}
.offer li::before{content:"✓";position:absolute;left:0;top:9px;color:var(--sage);font-weight:700}
.price-row{text-align:center;margin:6px 0 20px}
.price-row .big{font-family:var(--serif);font-size:3rem;color:var(--primary-dark);line-height:1;display:block}
.price-row .sub{font-size:.95rem;color:var(--muted)}
.bump{background:var(--primary-pale);border-radius:8px;padding:16px 18px;font-size:.95rem;margin-top:20px}

.guarantee{border:1px solid var(--gold);background:#fffdf6;border-radius:12px;padding:26px;margin-top:30px}
.guarantee h3{margin-top:0}

.author{display:grid;grid-template-columns:220px 1fr;gap:30px;align-items:start}
@media(max-width:700px){.author{grid-template-columns:1fr}}
.author-badge{background:var(--primary-dark);color:#e9eef4;border-radius:12px;padding:24px;text-align:center}
.author-badge .ini{font-family:var(--serif);font-size:2.4rem;color:var(--gold);line-height:1}
.author-badge p{font-size:.9rem;margin:10px 0 0;color:#bccbd8}

details.faq{background:var(--white);border:1px solid var(--border);border-radius:8px;margin-bottom:12px}
details.faq summary{
  cursor:pointer;padding:16px 20px;font-weight:700;font-size:1.02rem;color:var(--primary-dark);
  list-style:none;position:relative;padding-right:46px
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";position:absolute;right:20px;top:14px;font-size:1.4rem;color:var(--gold)}
details.faq[open] summary::after{content:"–"}
details.faq .a{padding:0 20px 18px;font-size:1rem;color:#38434f}
details.faq .a p:last-child{margin-bottom:0}

.notice{background:#fff8ee;border:1px solid #e3cfa8;border-radius:10px;padding:24px;font-size:.97rem}
.notice h3{margin-top:0;font-size:1.12rem}
.notice p:last-child{margin-bottom:0}

/* ---------- barra fija de compra ---------- */
.stickybar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--primary-dark);
  color:#fff;padding:12px 16px;display:none;align-items:center;justify-content:center;gap:16px;
  box-shadow:0 -6px 22px rgba(0,0,0,.28);flex-wrap:wrap
}
.stickybar.on{display:flex}
.stickybar .txt{font-size:.95rem}
.stickybar .txt b{color:var(--gold)}
.stickybar .btn{padding:12px 24px;font-size:.98rem;box-shadow:none}
.stickybar .close{
  position:absolute;right:8px;top:6px;background:none;border:0;color:#8fa4b8;font-size:1.3rem;
  cursor:pointer;line-height:1;padding:4px 8px
}
@media(max-width:620px){.stickybar .txt{font-size:.86rem;width:100%;text-align:center}}

/* ---------- pie ---------- */
footer.site{background:var(--primary-dark);color:#a9bccd;padding:44px 0 90px;font-size:.92rem}
footer.site a{color:#d7e2ec;text-decoration:none}
footer.site a:hover{text-decoration:underline}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:26px}
@media(max-width:760px){footer.site .cols{grid-template-columns:1fr}}
footer.site .ftlabel{color:#fff;font-family:var(--sans);font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:8px}
footer.site .fine{border-top:1px solid rgba(255,255,255,.14);margin-top:28px;padding-top:20px;font-size:.85rem;line-height:1.6}

/* ---------- consentimiento ---------- */
.consent{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:90;background:#fff;border:1px solid var(--border);
  border-radius:12px;padding:18px 20px;box-shadow:0 14px 40px rgba(0,0,0,.22);display:none;
  max-width:620px;margin:0 auto;font-size:.92rem
}
.consent.on{display:block}
.consent .row{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.consent button{
  font-family:var(--sans);font-weight:700;font-size:.92rem;padding:11px 20px;border-radius:8px;cursor:pointer;
  border:1px solid var(--primary);background:var(--primary);color:#fff;min-height:44px
}
.consent button.ghost{background:#fff;color:var(--primary)}

/* ---------- aviso de configuración (solo si falta el enlace de pago) ---------- */
.setup{background:#8a2b12;color:#fff;padding:12px 16px;text-align:center;font-size:.92rem;font-weight:600}

/* ---------- páginas de texto ---------- */
.doc{background:var(--white);padding:52px 0}
.doc h2{margin-top:34px}
.doc ul{padding-left:22px}
.doc li{margin-bottom:10px}
.doc .updated{font-size:.9rem;color:var(--muted)}