/* Sleeple 2.0 — problem hub template */
.problem-hub{--ink:#0A1020;--ink2:#111A2D;--paper:#FBFAF7;--ivory:#F4F1EA;--blue:#4467F2;--aqua:#66D9C8;--green:#4FBF9F;--peach:#F2B79B;--muted:#667187;--text:#3F4A60;--line:rgba(10,16,32,.11);background:var(--ivory);color:var(--ink);font-family:Manrope,Inter,sans-serif}
.problem-hub *{box-sizing:border-box}.problem-hub .container{width:min(1180px,calc(100% - 44px));margin-inline:auto}.problem-hub a:focus-visible,.problem-hub button:focus-visible{outline:3px solid rgba(102,217,200,.55);outline-offset:4px}
.problem-hub .hub-header{position:sticky;top:0;z-index:30;background:rgba(10,16,32,.93);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}
.problem-hub .hub-nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:22px}.problem-hub .hub-brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font:400 1.7rem "Instrument Serif",Georgia,serif}
.problem-hub .hub-mark{width:34px;height:34px;border:1px solid rgba(255,255,255,.12);border-radius:50%;display:grid;place-items:center}.problem-hub .hub-mark svg{width:22px;height:22px}
.problem-hub .hub-links{display:flex;gap:4px;align-items:center}.problem-hub .hub-links a{padding:9px 11px;border-radius:11px;color:#D6DEED;text-decoration:none;font-size:.84rem;font-weight:650}.problem-hub .hub-links a:hover{background:rgba(255,255,255,.07);color:#fff}
.problem-hub .hub-bilan{padding:10px 15px!important;border-radius:999px!important;background:#fff!important;color:var(--ink)!important}
.problem-hub .hub-hero{padding:92px 0 72px;background:radial-gradient(circle at 82% 18%,rgba(68,103,242,.20),transparent 30%),linear-gradient(145deg,#0A1020,#111C32);color:#fff}
.problem-hub .crumbs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px;color:#8E9DB9;font-size:.78rem}.problem-hub .crumbs a{color:#B5C3DD;text-decoration:none}.problem-hub .crumbs span{opacity:.55}
.problem-hub .hub-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:70px;align-items:end}.problem-hub .hub-kicker{color:#9CB3FF;font-size:.72rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.problem-hub h1{margin:16px 0 0;color:#F4F1EA;font:400 clamp(3.5rem,7vw,6.5rem)/.93 "Instrument Serif",Georgia,serif;letter-spacing:-.05em}.problem-hub .hub-lead{max-width:760px;margin:24px 0 0;color:#B8C4D9;font-size:1.08rem;line-height:1.72}
.problem-hub .hub-summary{padding:24px;border:1px solid rgba(255,255,255,.12);border-radius:24px;background:rgba(255,255,255,.045)}.problem-hub .hub-summary strong{display:block;font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--aqua)}.problem-hub .hub-summary p{margin:12px 0 0;color:#D1DAE8;line-height:1.6}
.problem-hub .hub-main{padding:82px 0 100px}.problem-hub .hub-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}.problem-hub .hub-content{min-width:0}.problem-hub .hub-section{padding:0 0 54px;margin-bottom:54px;border-bottom:1px solid var(--line)}.problem-hub .hub-section:last-child{border-bottom:0;margin-bottom:0}.problem-hub .hub-section h2{margin:0;font:400 clamp(2.25rem,4.5vw,3.6rem)/1 "Instrument Serif",Georgia,serif;letter-spacing:-.035em}.problem-hub .hub-section>p{max-width:760px;color:var(--text);line-height:1.75}
.problem-hub .path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.problem-hub .path-card{padding:22px;border:1px solid var(--line);border-radius:20px;background:#fff}.problem-hub .path-card span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#EEF2FF;color:var(--blue);font-weight:800}.problem-hub .path-card h3{margin:18px 0 0;font-size:1.05rem}.problem-hub .path-card p{margin:8px 0 0;color:var(--muted);font-size:.9rem;line-height:1.55}
.problem-hub .resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}.problem-hub .resource-card{display:block;padding:22px;border:1px solid var(--line);border-radius:20px;background:#fff;color:var(--ink);text-decoration:none;transition:.2s ease}.problem-hub .resource-card:hover{transform:translateY(-3px);box-shadow:0 18px 45px rgba(10,16,32,.08)}.problem-hub .resource-card small{color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.08em}.problem-hub .resource-card h3{margin:9px 0 0;font-size:1.08rem;line-height:1.3}.problem-hub .resource-card p{color:var(--muted);font-size:.88rem;line-height:1.55}
.problem-hub .solution-panel{margin-top:24px;padding:26px;border-radius:23px;background:linear-gradient(145deg,#EAF4F1,#F7F4EC);border:1px solid var(--line)}.problem-hub .solution-panel strong{display:block}.problem-hub .solution-panel p{color:var(--text);line-height:1.65}.problem-hub .solution-panel a{display:inline-flex;margin-top:4px;color:var(--blue);font-weight:750;text-decoration:none}
.problem-hub .hub-aside{position:sticky;top:96px;display:grid;gap:14px}.problem-hub .aside-card{padding:22px;border:1px solid var(--line);border-radius:21px;background:#fff}.problem-hub .aside-card.dark{background:var(--ink);color:#fff;border-color:rgba(255,255,255,.08)}.problem-hub .aside-card strong{display:block}.problem-hub .aside-card p{margin:8px 0 0;color:var(--muted);font-size:.9rem;line-height:1.55}.problem-hub .aside-card.dark p{color:#AEBBD2}.problem-hub .aside-card a{display:inline-flex;margin-top:16px;color:var(--blue);font-weight:750;text-decoration:none}.problem-hub .aside-card.dark a{color:var(--aqua)}
.problem-hub .hub-footer{padding:52px 0;background:#080F1D;color:#CAD3E2}.problem-hub .footer-mini{display:flex;align-items:center;justify-content:space-between;gap:24px}.problem-hub .footer-mini a{color:#CAD3E2;text-decoration:none;font-size:.82rem}.problem-hub .footer-links-mini{display:flex;gap:16px;flex-wrap:wrap}
.problem-hub .mobile-bottom-nav{display:none}
@media(max-width:900px){.problem-hub .hub-links a:not(.hub-bilan){display:none}.problem-hub .hub-hero-grid,.problem-hub .hub-layout{grid-template-columns:1fr}.problem-hub .hub-summary{max-width:540px}.problem-hub .hub-aside{position:static;grid-template-columns:1fr 1fr}.problem-hub .path-grid{grid-template-columns:1fr}.problem-hub .resource-grid{grid-template-columns:1fr}}
@media(max-width:640px){.problem-hub .container{width:min(100% - 30px,1180px)}.problem-hub .hub-hero{padding:64px 0 52px}.problem-hub h1{font-size:clamp(3rem,15vw,4.7rem)}.problem-hub .hub-main{padding:60px 0 90px}.problem-hub .hub-aside{grid-template-columns:1fr}.problem-hub .footer-mini{align-items:flex-start;flex-direction:column}.problem-hub .mobile-bottom-nav{position:fixed;z-index:50;left:10px;right:10px;bottom:10px;display:grid;grid-template-columns:repeat(5,1fr);padding:7px;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:rgba(10,16,32,.94);backdrop-filter:blur(18px);box-shadow:0 14px 42px rgba(0,0,0,.26)}.problem-hub .mobile-bottom-nav a{display:grid;place-items:center;min-height:48px;color:#D8E0EF;text-decoration:none;font-size:.62rem;font-weight:700}.problem-hub{padding-bottom:72px}}
@media(prefers-reduced-motion:reduce){.problem-hub *{transition-duration:.001ms!important;animation-duration:.001ms!important}}