/* ════════ CAIROS BLOG ════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#07056d;--navy2:#1a1670;--navy3:#0f0d3d;
  --violet:#6d5efc;--violet2:#a78bfa;
  --mint:#13c97d;--mint-d:#0ea968;
  --cream:#f6f4ef;--paper:#fff;
  --ink:#11112a;--mut:#5c5c75;--line:rgba(17,17,42,.09);
  --shadow:0 18px 50px -18px rgba(7,5,109,.22);
  --shadow-sm:0 8px 26px -12px rgba(7,5,109,.18);
}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);background:var(--paper);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,.display{font-family:'Space Grotesk','Inter',sans-serif;letter-spacing:-.02em;line-height:1.15;font-weight:700}
a{color:var(--violet);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--violet)}

/* ── NAV ── */
.bnav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.bnav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.bnav-logo{display:flex;align-items:center;gap:9px;font-family:'Space Grotesk';font-weight:700;font-size:20px;color:var(--ink)}
.bnav-logo img{height:26px}
.bnav-logo .tag{font-size:13px;font-weight:600;color:var(--violet);background:rgba(109,94,252,.1);padding:2px 9px;border-radius:50px;letter-spacing:.02em}
.bnav-links{display:flex;align-items:center;gap:28px}
.bnav-links a{font-size:15px;font-weight:500;color:var(--mut)}
.bnav-links a:hover{color:var(--ink);text-decoration:none}
.bnav-cta{background:var(--navy);color:#fff;padding:10px 20px;border-radius:50px;font-weight:600;font-size:15px;transition:.18s}
.bnav-cta:hover{background:#0b0aad;text-decoration:none;transform:translateY(-1px)}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:16px;padding:14px 26px;border-radius:50px;cursor:pointer;transition:.18s;border:none}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-navy{background:var(--navy);color:#fff}.btn-navy:hover{background:#0b0aad}
.btn-violet{background:var(--violet);color:#fff}.btn-violet:hover{background:#5b4bff}
.btn-outline{background:transparent;color:var(--navy);border:1.5px solid var(--line)}.btn-outline:hover{border-color:var(--navy);background:var(--cream)}

/* ── PLACEHOLDER IMG ── */
.ph-img{background:repeating-linear-gradient(45deg,#eef0f3,#eef0f3 12px,#e8eaee 12px,#e8eaee 24px);border:1px dashed #c7ccd4;border-radius:16px;display:flex;align-items:center;justify-content:center;text-align:center;color:#8a909c;font-size:13px;font-weight:600;padding:24px;min-height:240px;letter-spacing:.01em}
.ph-img.cover{min-height:380px;border-radius:20px;margin:24px 0}
.ph-img.small{min-height:200px}
.ph-img span{max-width:340px;line-height:1.5}

/* ── BLOG HOME ── */
.bhero{background:radial-gradient(120% 120% at 80% 0%,#241e8c,var(--navy) 50%,var(--navy3));color:#fff;padding:72px 0 64px;text-align:center}
.bhero h1{font-size:clamp(34px,5vw,54px);margin:14px auto 16px;max-width:760px}
.bhero p{font-size:19px;color:rgba(255,255,255,.8);max-width:560px;margin:0 auto}
.bhero .eyebrow{color:var(--violet2)}
.bsearch{margin-top:18px;font-size:14px;color:rgba(255,255,255,.55)}

.cats{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:40px 0 36px}
.cat{font-size:14px;font-weight:600;color:var(--mut);background:var(--cream);padding:9px 18px;border-radius:50px}
.cat.on,.cat:hover{background:var(--navy);color:#fff;text-decoration:none}

.feat-post{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden;margin-bottom:40px;transition:.25s}
.feat-post:hover{box-shadow:var(--shadow);text-decoration:none}
.feat-post .ph-img{border:none;border-radius:0;min-height:340px;height:100%}
.feat-post .fp-body{padding:14px 40px 14px 0}
.fp-cat{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--violet)}
.feat-post h2{font-size:30px;margin:12px 0;color:var(--ink)}
.feat-post p{color:var(--mut);font-size:16px;margin-bottom:16px}
.fp-meta{font-size:13px;color:var(--mut)}

.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.pcard{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.25s}
.pcard:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px);text-decoration:none}
.pcard .ph-img{border:none;border-radius:0;min-height:180px}
.pcard-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.pcard .pc-cat{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--violet);margin-bottom:8px}
.pcard h3{font-size:19px;color:var(--ink);margin-bottom:9px;line-height:1.25}
.pcard p{font-size:14px;color:var(--mut);flex:1;margin-bottom:14px}
.pcard .pc-meta{font-size:12.5px;color:var(--mut)}

/* ── ARTICLE ── */
.crumb{font-size:13px;color:var(--mut);padding:22px 0 0}
.crumb a{color:var(--mut)}.crumb a:hover{color:var(--violet)}
.art-head{max-width:760px;margin:0 auto;padding:18px 0 8px;text-align:center}
.art-cat{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--violet)}
.art-head h1{font-size:clamp(30px,4.5vw,46px);margin:16px 0 18px}
.art-meta{display:flex;align-items:center;justify-content:center;gap:14px;font-size:14px;color:var(--mut);flex-wrap:wrap}
.art-meta .au{display:flex;align-items:center;gap:8px}
.art-meta .au-av{width:30px;height:30px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.art-body{max-width:740px;margin:0 auto;padding:10px 0 40px}
.art-body p{margin:0 0 20px;color:#262640;font-size:18px;line-height:1.75}
.art-body h2{font-size:28px;margin:42px 0 16px;scroll-margin-top:84px}
.art-body h3{font-size:21px;margin:30px 0 12px}
.art-body ul,.art-body ol{margin:0 0 22px;padding-left:24px}
.art-body li{margin-bottom:10px;font-size:17.5px;color:#262640;line-height:1.7}
.art-body strong{color:var(--ink)}
.art-body a{font-weight:600}
.art-body blockquote{border-left:4px solid var(--violet);background:var(--cream);padding:18px 24px;border-radius:0 12px 12px 0;margin:26px 0;font-size:18px;color:var(--ink);font-style:italic}
.lead{font-size:21px!important;color:var(--mut)!important;line-height:1.6!important}

.toc{background:var(--cream);border-radius:16px;padding:22px 26px;margin:8px 0 30px}
.toc-t{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--mut);margin-bottom:12px}
.toc ol{margin:0;padding-left:20px}
.toc li{margin-bottom:8px;font-size:15.5px}
.toc a{color:var(--ink);font-weight:500}.toc a:hover{color:var(--violet)}

.keybox{background:linear-gradient(160deg,#f1effe,#e8e3ff);border-radius:18px;padding:24px 28px;margin:28px 0}
.keybox h4{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:9px}
.keybox ul{margin:0;padding-left:20px}
.keybox li{font-size:16px;margin-bottom:8px}

.cta-box{background:linear-gradient(120deg,var(--navy),#3a2db5);color:#fff;border-radius:20px;padding:34px 36px;margin:36px 0;text-align:center}
.cta-box h3{color:#fff;font-size:24px;margin-bottom:8px}
.cta-box p{color:rgba(255,255,255,.78)!important;font-size:16px!important;margin-bottom:20px!important;max-width:480px;margin-left:auto;margin-right:auto}

.art-faq{max-width:740px;margin:0 auto;padding:0 0 20px}
.art-faq h2{font-size:26px;margin-bottom:18px}
.afq{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:18px 22px}
.afq h3{font-size:18px;margin:0 0 8px}
.afq p{font-size:16px!important;color:var(--mut)!important;margin:0!important}

.author-box{max-width:740px;margin:30px auto;background:var(--cream);border-radius:18px;padding:24px;display:flex;gap:16px;align-items:center}
.author-box .ab-av{width:54px;height:54px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;flex-shrink:0}
.author-box .ab-n{font-weight:700}.author-box .ab-d{font-size:14px;color:var(--mut)}

.related{background:var(--cream);padding:60px 0}
.related h2{text-align:center;font-size:28px;margin-bottom:34px}

/* ── FOOTER ── */
.bfoot{background:var(--navy3);color:rgba(255,255,255,.62);padding:54px 0 28px}
.bfoot-grid{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;margin-bottom:36px}
.bfoot-logo img{height:28px;margin-bottom:14px}
.bfoot-logo p{font-size:14px;max-width:280px}
.bfoot-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:14px}
.bfoot-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:5px 0}
.bfoot-col a:hover{color:#fff;text-decoration:none}
.bfoot-bot{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

.sec{padding:60px 0}
.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .bnav-links{display:none}
  .post-grid{grid-template-columns:1fr 1fr}
  .feat-post{grid-template-columns:1fr}.feat-post .fp-body{padding:24px 28px 28px}.feat-post .ph-img{min-height:240px}
}
@media(max-width:600px){
  .post-grid{grid-template-columns:1fr}
  body{font-size:16px}
  .art-body p,.art-body li{font-size:17px}
}