:root{
  --navy:#0D1B3D;--blue:#1D3F8C;--teal:#00A6B5;--aqua:#42C7D6;
  --ink:#13213f;--muted:#5F6F89;--soft:#F4F7FA;--white:#fff;
  --line:rgba(13,27,61,.11);--shadow:0 22px 55px rgba(13,27,61,.12);--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Poppins,system-ui,sans-serif;color:var(--ink);background:linear-gradient(180deg,#fff 0%,#f6f8fb 50%,#fff 100%);line-height:1.65}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
h1,h2,h3,.brand{font-family:"DM Sans",system-ui,sans-serif;color:var(--navy);letter-spacing:-.045em;line-height:1.04}h1{font-size:clamp(2.7rem,6.2vw,5.6rem);margin:0}h2{font-size:clamp(2rem,4vw,3.25rem);margin:0}h3{font-size:1.35rem;margin:0}p{margin:0}.lead{font-size:clamp(1.04rem,1.7vw,1.24rem);color:var(--muted)}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(18px);border-bottom:1px solid rgba(13,27,61,.08)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{display:flex;align-items:center;gap:12px}.logo svg{width:46px;height:46px}.brand{font-weight:900;font-size:1.55rem}.brand span{color:var(--teal)}.navlinks{display:flex;gap:25px;align-items:center;font-size:.92rem;font-weight:700;color:rgba(13,27,61,.76)}.navlinks a:hover{color:var(--teal)}.nav-cta{background:var(--navy);color:white!important;border-radius:999px;padding:10px 16px}.logo-svg .navy{fill:var(--navy)}.logo-svg .teal{fill:var(--teal)}.logo-svg .blue{fill:var(--blue)}.logo-svg .white{fill:white}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase;color:var(--teal);margin-bottom:18px}.eyebrow:before{content:"";width:34px;height:2px;border-radius:99px;background:var(--teal)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;font-size:.94rem;border:1px solid transparent;transition:.2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;box-shadow:0 14px 28px rgba(13,27,61,.20)}.btn-secondary{background:#fff;border-color:rgba(13,27,61,.16);color:var(--navy)}
.page-hero{padding:72px 0 58px;background:radial-gradient(circle at 82% 14%,rgba(66,199,214,.19),transparent 29rem)}.hero-grid{display:grid;grid-template-columns:1.15fr .7fr;gap:56px;align-items:end}.hero-copy .lead{max-width:760px;margin-top:24px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-aside{padding:28px;border-radius:25px;background:linear-gradient(145deg,var(--navy),#183c79);color:#fff;box-shadow:var(--shadow)}.hero-aside strong{display:block;font-family:"DM Sans";font-size:1.45rem;line-height:1.15;margin-bottom:12px}.hero-aside p{color:rgba(255,255,255,.78);font-size:.94rem}.hero-aside a{display:inline-flex;margin-top:18px;color:var(--aqua);font-weight:800}
.main{padding:72px 0 90px}.section-head{display:grid;grid-template-columns:1fr .8fr;gap:42px;align-items:end;margin-bottom:34px}.section-head .lead{justify-self:end;max-width:650px}.series-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.series-card{position:relative;overflow:hidden;padding:34px;border:1px solid var(--line);border-radius:28px;background:rgba(255,255,255,.92);box-shadow:0 14px 34px rgba(13,27,61,.08);display:flex;flex-direction:column;min-height:390px}.series-card:after{content:"";position:absolute;right:-65px;top:-65px;width:180px;height:180px;border-radius:50%;background:rgba(0,166,181,.08)}.series-card.sun{background:linear-gradient(145deg,#fffdf7,#fff)}.series-card.legal{background:linear-gradient(145deg,#f7fbff,#fff)}.series-card.eval{background:linear-gradient(145deg,#f8fbfa,#fff)}.series-card.design{background:linear-gradient(145deg,#fbf9ff,#fff)}.series-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:26px}.series-icon{width:54px;height:54px;border-radius:18px;background:rgba(0,166,181,.11);display:grid;place-items:center;font-size:1.55rem}.series-count{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--muted)}.series-card h3{font-size:clamp(1.55rem,2.5vw,2.1rem);max-width:520px}.series-card>p{color:var(--muted);margin-top:16px}.series-latest{margin-top:auto;padding-top:24px}.series-latest span{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.09em;color:var(--teal);font-weight:800;margin-bottom:7px}.series-latest strong{display:block;color:var(--navy);line-height:1.3}.series-link{display:inline-flex;margin-top:22px;color:var(--teal);font-weight:900}.series-link:hover{gap:7px}
.latest{margin-top:84px}.latest-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.article-card{padding:25px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(13,27,61,.07);display:flex;flex-direction:column;min-height:295px}.tag{display:inline-flex;align-self:flex-start;padding:7px 11px;border-radius:999px;background:rgba(0,166,181,.09);color:#087783;font-size:.7rem;text-transform:uppercase;letter-spacing:.07em;font-weight:900;margin-bottom:17px}.article-card h3{font-size:1.25rem;line-height:1.18}.article-card p{font-size:.9rem;color:var(--muted);margin-top:12px}.meta{font-size:.75rem;color:var(--muted);font-weight:700;margin-top:auto;padding-top:18px}.article-link{display:inline-flex;margin-top:14px;color:var(--teal);font-weight:900;font-size:.9rem}
.training-bridge{margin-top:84px;border-radius:30px;overflow:hidden;background:linear-gradient(135deg,var(--navy),var(--blue));box-shadow:var(--shadow);color:white;padding:clamp(32px,5vw,58px);display:grid;grid-template-columns:1.12fr .72fr;gap:44px;align-items:center}.training-bridge h2{color:white}.training-bridge p{color:rgba(255,255,255,.78);margin-top:18px;max-width:720px}.training-bridge .bridge-box{border:1px solid rgba(255,255,255,.18);border-radius:22px;padding:24px;background:rgba(255,255,255,.08)}.training-bridge .bridge-box strong{font-family:"DM Sans";display:block;font-size:1.22rem;line-height:1.2}.training-bridge .bridge-box a{margin-top:18px}.footer{padding:34px 0;border-top:1px solid var(--line);background:#fff}.footer-inner{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:.88rem}
/* series page */
.series-hero{padding:68px 0 52px}.series-breadcrumb{display:flex;gap:8px;align-items:center;color:var(--teal);font-weight:800;font-size:.88rem;margin-bottom:26px}.series-hero-grid{display:grid;grid-template-columns:1.08fr .72fr;gap:48px;align-items:center}.series-hero h1{font-size:clamp(2.6rem,5.4vw,5rem)}.series-hero .lead{margin-top:22px;max-width:780px}.series-summary{padding:28px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.series-summary .stat{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--line)}.series-summary .stat:last-child{border-bottom:0}.series-summary span{color:var(--muted)}.series-summary strong{color:var(--navy)}
.series-intro{padding:56px 0 34px}.series-intro-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px}.series-intro h2{font-size:clamp(1.8rem,3.5vw,2.8rem)}.series-intro p{color:#33415c;margin-bottom:1em}.series-articles{padding:38px 0 84px}.series-list{display:grid;gap:18px}.series-item{display:grid;grid-template-columns:72px 1fr auto;gap:24px;align-items:center;padding:25px 27px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 9px 24px rgba(13,27,61,.06)}.series-number{width:52px;height:52px;border-radius:17px;background:rgba(0,166,181,.10);display:grid;place-items:center;color:var(--teal);font-family:"DM Sans";font-weight:900}.series-item h3{font-size:1.27rem;line-height:1.18}.series-item p{color:var(--muted);font-size:.9rem;margin-top:7px}.series-item .read{white-space:nowrap;color:var(--teal);font-weight:900}.series-item.featured{border-color:rgba(0,166,181,.3);background:linear-gradient(135deg,rgba(0,166,181,.05),#fff)}
@media(max-width:980px){.navlinks{display:none}.hero-grid,.section-head,.training-bridge,.series-hero-grid,.series-intro-grid{grid-template-columns:1fr}.section-head .lead{justify-self:start}.latest-grid{grid-template-columns:repeat(2,1fr)}.series-grid{grid-template-columns:1fr}.series-item{grid-template-columns:64px 1fr}.series-item .read{grid-column:2}}
@media(max-width:650px){.container{width:min(100% - 28px,var(--max))}.page-hero,.series-hero{padding-top:48px}.latest-grid{grid-template-columns:1fr}.series-card{padding:27px;min-height:auto}.series-item{grid-template-columns:1fr;padding:23px}.series-number{width:44px;height:44px}.series-item .read{grid-column:1}.footer-inner{flex-direction:column}}

/* PedagoIA v13.6: coherent, accessible editorial navigation */
.series-card h3 a,.series-start,.series-item h3 a{position:relative;z-index:2;transition:color .18s ease}
.series-card h3 a:hover,.series-start:hover,.series-item h3 a:hover{color:var(--teal)}
.series-start{display:block;color:var(--navy);font-weight:800;line-height:1.3}
.series-card{transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.series-card:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(13,27,61,.12);border-color:rgba(0,166,181,.24)}
.series-link{align-items:center;gap:5px}
.series-item{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.series-item:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(13,27,61,.09);border-color:rgba(0,166,181,.22)}
.series-item.featured{position:relative;padding-top:35px}
.start-badge{position:absolute;left:27px;top:10px;font-size:.68rem;text-transform:uppercase;letter-spacing:.09em;font-weight:900;color:#087783}
.menu-toggle{display:none;width:46px;height:42px;border:1px solid rgba(13,27,61,.12);background:#fff;border-radius:13px;padding:10px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:var(--navy);margin:4px 0;border-radius:999px}
.article-series-navigation{margin:48px 0 30px;padding:20px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 30px rgba(13,27,61,.07);display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch}
.article-series-navigation a{min-height:74px;padding:14px 16px;border-radius:16px;background:var(--soft);display:flex;flex-direction:column;justify-content:center;color:var(--navy);font-weight:800;line-height:1.2;transition:.18s}
.article-series-navigation a:hover{background:rgba(0,166,181,.1);transform:translateY(-2px)}
.article-series-navigation .series-home{align-items:center;text-align:center;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;min-width:175px}
.article-series-navigation .next{text-align:right;align-items:flex-end}
.article-series-navigation small{display:block;color:var(--muted);font-weight:700;margin-bottom:6px}
.article-series-navigation .series-home small{color:rgba(255,255,255,.7)}
@media(max-width:980px){
 .menu-toggle{display:block;margin-left:auto}.nav{position:relative}.navlinks{display:none;position:absolute;top:68px;left:0;right:0;padding:16px;background:rgba(255,255,255,.99);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:4px}.navlinks.is-open{display:flex}.navlinks a{padding:10px 12px;border-radius:10px}.navlinks a:hover{background:rgba(0,166,181,.08)}.nav-cta{text-align:center;margin-top:4px}
}
@media(max-width:700px){.article-series-navigation{grid-template-columns:1fr}.article-series-navigation .series-home{order:-1}.article-series-navigation .next{text-align:left;align-items:flex-start}.start-badge{left:23px}}