/* ===========================================================
   kassandraduran.com — hoja de estilos compartida
   Paleta de marca personal: negro / blanco / turquesa / rosa / gris
   =========================================================== */
:root{
  --k-black:#111111;
  --k-white:#FAFAF7;
  --k-turq:#14B8B8;
  --k-turq-dark:#109e9e;
  --k-pink:#FF7BA7;
  --k-gray:#E5E5E5;
  --ink:#181c22;
  --muted:#666d78;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Segoe UI', Helvetica, Arial, sans-serif;
  color:var(--ink);
  background:var(--k-white);
  overflow-x:hidden;
}
.wrap{
  max-width:960px;
  margin:0 auto;
  padding:0 20px;
  position:relative;
}
img{max-width:100%;}

/* Reveal on scroll */
.reveal{opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* Blobs */
.blob{position:absolute; border-radius:50%; filter:blur(2px); opacity:.35; pointer-events:none; animation:float 7s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0) translateX(0);} 50%{transform:translateY(-18px) translateX(8px);}}
@keyframes pulseGlow{0%,100%{box-shadow:0 0 0 0 rgba(20,184,184,.45);} 50%{box-shadow:0 0 0 14px rgba(20,184,184,0);}}
@keyframes shimmer{0%{background-position:0% 50%;} 100%{background-position:200% 50%;}}
@keyframes marquee{0%{transform:translateX(0);} 100%{transform:translateX(-50%);}}

/* Buttons */
a.btn, button.btn{
  display:inline-block;
  background:var(--k-turq);
  color:#fff;
  text-decoration:none;
  font-weight:800;
  padding:16px 34px;
  border-radius:50px;
  font-size:15.5px;
  border:none;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease;
  animation:pulseGlow 2.5s infinite;
}
a.btn:hover{transform:translateY(-2px) scale(1.03);}
a.btn:active{transform:scale(.97);}
a.btn.ghost{
  background:transparent;
  color:#fff;
  border:2px solid rgba(255,255,255,.5);
  animation:none;
}
a.btn.ghost:hover{border-color:#fff;}
a.btn.outline{
  background:#fff;
  color:var(--k-black);
  border:2px solid var(--k-turq);
  animation:none;
}
.price-note{display:block; margin-top:10px; font-size:12.5px; color:var(--muted); font-weight:600;}
.cta-row{text-align:center; margin:30px 0 10px;}

/* ===== Nav ===== */
header.site-nav{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--k-black);
  padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
header.site-nav .wrap{display:flex; align-items:center; justify-content:space-between;}
.brand{
  color:#fff;
  font-weight:800;
  font-size:17px;
  text-decoration:none;
  letter-spacing:.2px;
}
.brand span{color:var(--k-turq);}
nav.main-links{display:flex; align-items:center; gap:22px;}
nav.main-links a{
  color:#d8dde3;
  text-decoration:none;
  font-size:14px;
  font-weight:600;
  transition:color .15s ease;
}
nav.main-links a:hover, nav.main-links a.active{color:var(--k-turq);}
nav.main-links a.nav-cta{
  background:var(--k-turq);
  color:#fff;
  padding:9px 18px;
  border-radius:50px;
  font-weight:800;
}
.nav-toggle{display:none; background:none; border:none; color:#fff; font-size:22px; cursor:pointer;}
@media (max-width:760px){
  nav.main-links{
    position:absolute;
    top:56px; left:0; right:0;
    background:var(--k-black);
    flex-direction:column;
    align-items:flex-start;
    padding:14px 20px 20px;
    gap:14px;
    display:none;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  nav.main-links.open{display:flex;}
  .nav-toggle{display:block;}
}

/* ===== Ribbon marquee ===== */
.ribbon{
  background:var(--k-turq);
  color:#062626;
  overflow:hidden;
  white-space:nowrap;
  padding:8px 0;
  font-weight:800;
  font-size:12.5px;
  letter-spacing:.3px;
  text-transform:uppercase;
}
.ribbon-track{
  display:inline-block;
  animation:marquee 22s linear infinite;
}
.ribbon-track span{padding:0 28px;}

/* ===== Section generic ===== */
section{padding:56px 0; position:relative; overflow:hidden;}
section.alt{background:#fff;}
section.dark{background:var(--k-black); color:#fff;}
h2.section-title{
  font-size:26px; font-weight:800; text-align:center; margin:0 0 8px;
  color:var(--k-black); max-width:640px; margin-left:auto; margin-right:auto; line-height:1.32;
}
section.dark h2.section-title{color:#fff;}
h2.section-title .hl{
  background:linear-gradient(90deg, var(--k-turq), var(--k-pink), var(--k-turq));
  background-size:200% auto; -webkit-background-clip:text; background-clip:text; color:transparent;
  animation:shimmer 4s linear infinite;
}
.center-sub{text-align:center; font-size:15.5px; color:var(--muted); max-width:560px; margin:0 auto 26px; line-height:1.6;}
section.dark .center-sub{color:#d8dde3;}

/* ===== Hero ===== */
.hero{position:relative; background:var(--k-black); color:#fff; text-align:center; padding:64px 20px 58px; overflow:hidden;}
.hero .blob-1{width:240px;height:240px;background:var(--k-turq);top:-70px;left:-70px;}
.hero .blob-2{width:170px;height:170px;background:var(--k-pink);bottom:-40px;right:-40px;animation-delay:1.5s;}
.hero .kicker{
  position:relative; display:inline-block; background:var(--k-turq); color:#062626;
  padding:7px 18px; border-radius:20px; font-size:12.5px; font-weight:800; letter-spacing:.4px;
  text-transform:uppercase; margin-bottom:22px;
}
.hero h1{position:relative; font-size:36px; line-height:1.28; margin:0 0 16px; font-weight:800; max-width:700px; margin-left:auto; margin-right:auto;}
.hero h1 .hl{
  background:linear-gradient(90deg, var(--k-turq), var(--k-pink), var(--k-turq));
  background-size:200% auto; -webkit-background-clip:text; background-clip:text; color:transparent;
  animation:shimmer 4s linear infinite;
}
.hero .sub{position:relative; font-size:16px; color:#d8dde3; max-width:560px; margin:0 auto 24px; line-height:1.6;}
@media (max-width:600px){.hero h1{font-size:27px;} h2.section-title{font-size:21px;}}

/* ===== Pirámide interactiva ===== */
.pyramid-wrap{max-width:460px; margin:0 auto;}
.p-layer{
  color:#fff; padding:18px 22px; border-radius:14px; margin:0 auto 10px; text-align:center;
  font-weight:800; font-size:16px; cursor:pointer; transition:transform .2s ease; position:relative;
}
.p-layer:hover{transform:scale(1.02);}
.p-layer small{display:block; font-weight:400; font-size:12.5px; margin-top:4px; opacity:.92;}
.p-layer .chev{position:absolute; right:18px; top:50%; transform:translateY(-50%) rotate(0deg); transition:transform .25s ease; font-size:14px;}
.p-layer.open .chev{transform:translateY(-50%) rotate(180deg);}
.p-r{background:var(--k-pink); width:60%;}
.p-c{background:#0f8f8f; width:80%;}
.p-v{background:var(--k-turq); width:100%;}
.p-panel{
  max-height:0; overflow:hidden; transition:max-height .35s ease;
  background:#fff; border-radius:14px; margin:-4px auto 12px; border:2px solid var(--k-gray);
}
.p-panel.open{max-height:400px;}
.p-panel-inner{padding:16px 18px;}
.p-mod{margin-bottom:12px;}
.p-mod:last-child{margin-bottom:0;}
.p-mod strong{display:block; font-size:13.5px; color:var(--k-black);}
.p-mod p{margin:2px 0 0; font-size:13px; color:#33394a; line-height:1.4;}

/* ===== Cards genéricas ===== */
.card-grid{display:grid; grid-template-columns:1fr 1fr; gap:20px;}
@media (max-width:700px){.card-grid{grid-template-columns:1fr;}}
.service-card{
  background:#fff; border-radius:18px; padding:28px 26px; border:2px solid var(--k-gray);
  transition:transform .2s ease, border-color .2s ease; display:flex; flex-direction:column;
}
.service-card:hover{transform:translateY(-4px); border-color:var(--k-turq);}
.service-card h3{margin:0 0 6px; font-size:19px; color:var(--k-black);}
.service-card .tag{
  display:inline-block; background:var(--k-gray); color:var(--k-black); font-size:11.5px; font-weight:800;
  padding:4px 12px; border-radius:14px; margin-bottom:14px; align-self:flex-start; text-transform:uppercase;
}
.service-card p{font-size:14.5px; line-height:1.6; color:#33394a; margin:0 0 14px;}
.service-card .price{font-weight:800; font-size:17px; color:var(--k-black); margin-bottom:4px;}
.service-card .price-sub{font-size:12.5px; color:var(--muted); margin-bottom:18px;}

.diff-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px; max-width:700px; margin:0 auto;}
@media (max-width:600px){.diff-grid{grid-template-columns:1fr;}}
.diff-card{background:#fff; border-radius:14px; padding:20px 18px; text-align:center; box-shadow:0 4px 16px rgba(0,0,0,.06); transition:transform .2s ease;}
.diff-card:hover{transform:translateY(-4px);}
.diff-card .ic{font-size:26px; margin-bottom:8px;}
.diff-card p{margin:0; font-size:14px; line-height:1.5; color:#33394a; font-weight:600;}

/* ===== Blog cards ===== */
.blog-grid{display:grid; grid-template-columns:1fr 1fr 1fr; gap:20px;}
@media (max-width:800px){.blog-grid{grid-template-columns:1fr;}}
.blog-card{
  background:#fff; border-radius:16px; padding:22px 20px; border:2px solid var(--k-gray);
  text-decoration:none; color:inherit; display:block; transition:transform .2s ease, border-color .2s ease;
}
.blog-card:hover{transform:translateY(-4px); border-color:var(--k-turq);}
.blog-card .cat{color:var(--k-turq); font-size:11.5px; font-weight:800; text-transform:uppercase; letter-spacing:.3px;}
.blog-card h3{margin:8px 0 8px; font-size:17px; color:var(--k-black); line-height:1.35;}
.blog-card p{margin:0; font-size:13.5px; color:var(--muted); line-height:1.55;}
.blog-card .read-more{display:inline-block; margin-top:12px; font-size:13px; font-weight:800; color:var(--k-turq);}

/* ===== Article page ===== */
.article-body{max-width:680px; margin:0 auto; font-size:16px; line-height:1.75; color:#262b34;}
.article-body p{margin:0 0 18px;}
.article-body ul{margin:0 0 18px; padding-left:20px;}
.article-body li{margin-bottom:8px;}
.article-body strong{color:var(--k-black);}
.article-hero{padding:52px 20px 40px;}
.article-hero .cat{color:var(--k-turq); font-weight:800; font-size:12.5px; text-transform:uppercase; letter-spacing:.3px;}

/* ===== Recursos ===== */
.resource-card{
  background:#fff; border-radius:18px; padding:32px 28px; border:2px solid var(--k-turq);
  max-width:560px; margin:0 auto; text-align:center; box-shadow:0 10px 30px rgba(20,184,184,.12);
}
.resource-card .ic{font-size:38px; margin-bottom:12px;}
.resource-card h3{margin:0 0 10px; font-size:20px; color:var(--k-black);}
.resource-card p{margin:0 0 20px; font-size:14.5px; line-height:1.6; color:#33394a;}

/* ===== About/avatar ===== */
.about-wrap{max-width:640px; margin:0 auto; text-align:center;}
.avatar{
  width:84px; height:84px; border-radius:50%; background:linear-gradient(135deg,var(--k-turq),var(--k-pink));
  color:#fff; display:flex; align-items:center; justify-content:center; font-weight:800; font-size:26px; margin:0 auto 14px;
  overflow:hidden;
}
.avatar img{width:100%; height:100%; object-fit:cover; border-radius:50%;}
.logo-badge{
  display:inline-block; background:#fff; border-radius:16px; padding:14px 18px; margin-bottom:20px;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}
.logo-badge img{display:block; max-width:220px; width:100%; height:auto;}
.about-tags{display:flex; flex-wrap:wrap; justify-content:center; gap:8px; margin:14px 0 20px;}
.about-tags span{background:var(--k-gray); padding:6px 12px; border-radius:16px; font-size:12px; font-weight:700; color:var(--k-black);}

/* ===== Contacto / social ===== */
.social-row{display:flex; flex-wrap:wrap; justify-content:center; gap:14px; margin-top:22px;}
.social-pill{
  display:inline-flex; align-items:center; gap:8px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.2);
  color:#fff; padding:10px 18px; border-radius:50px; text-decoration:none; font-size:13.5px; font-weight:700;
  transition:background .15s ease, transform .15s ease;
}
.social-pill:hover{background:rgba(255,255,255,.16); transform:translateY(-2px);}
section.alt .social-pill{background:var(--k-gray); border-color:transparent; color:var(--k-black);}
section.alt .social-pill:hover{background:#dcdcdc;}

/* ===== Footer ===== */
footer.site-footer{background:var(--k-black); color:#9aa0ab; padding:36px 20px 26px; text-align:center;}
footer.site-footer .foot-links{display:flex; justify-content:center; gap:18px; flex-wrap:wrap; margin-bottom:16px;}
footer.site-footer .foot-links a{color:#d8dde3; text-decoration:none; font-size:13.5px; font-weight:600;}
footer.site-footer .foot-links a:hover{color:var(--k-turq);}
footer.site-footer .copy{font-size:12px;}