/* Traxium Blog — visual system. Match landing energy. No framework. */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('/fonts/InterVariable.woff2') format('woff2-variations'),url('/fonts/InterVariable.woff2') format('woff2')}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --blue:#0057d9;--blue-2:#0070f3;--cyan:#0ea5e9;--green:#16a34a;--amber:#d97706;--purple:#9333ea;--coral:#ea580c;
  --ink:#0a1020;--ink2:#3f3f46;--ink3:#71717a;--ink4:#a1a1aa;
  --bg:#fafafa;--card:#fff;--border:#e7e7eb;--border-2:#f1f1f4;
  --f:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  --shadow-sm:0 1px 3px rgba(10,16,32,.04),0 2px 8px rgba(10,16,32,.04);
  --shadow-md:0 4px 16px rgba(10,16,32,.06),0 8px 32px rgba(10,16,32,.05);
  --shadow-lg:0 12px 32px rgba(0,87,217,.12),0 4px 16px rgba(10,16,32,.05);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--f);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}
::selection{background:rgba(0,87,217,.18);color:var(--ink)}

/* NAV — match landing */
.nav{position:sticky;top:0;left:0;right:0;z-index:100;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,4vw,50px);background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.06);font-size:13px}
.nav-logo{font-weight:800;letter-spacing:1.5px;font-size:15px;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:9px}
.nav-logo .logo-mark,.foot-logo .logo-mark{flex-shrink:0;width:22px;height:22px}
.nav-logo .logo-spin,.foot-logo .logo-spin{transform-origin:11px 11px;animation:spinslow 9s linear infinite}
@keyframes spinslow{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion: reduce){.nav-logo .logo-spin,.foot-logo .logo-spin{animation:none}}
.nav-r{display:flex;gap:28px;align-items:center}
.nav-r a{color:var(--ink2);text-decoration:none;font-weight:500;transition:color .2s}
.nav-r a:hover{color:var(--ink)}
.nav-r a.active{color:var(--blue)}
.nav-cta{color:#fff!important;background:linear-gradient(135deg,var(--blue),var(--blue-2));padding:9px 20px;border-radius:980px;box-shadow:0 2px 10px rgba(0,87,217,.25);transition:transform .2s,box-shadow .2s,filter .2s;font-weight:600}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,87,217,.35);filter:brightness(1.06)}
@media(max-width:680px){.nav-r{gap:14px;font-size:12px}.nav-r .hide-sm{display:none}}

/* CONTAINERS */
.wrap{max-width:760px;margin:0 auto;padding:48px clamp(20px,4vw,32px)}
.wrap-wide{max-width:1200px;margin:0 auto;padding:24px clamp(20px,4vw,32px) 80px}

/* BLOG HERO — gradient + decorative grid */
.blog-hero{position:relative;text-align:center;padding:96px 24px 88px;overflow:hidden;background:radial-gradient(ellipse 80% 60% at 50% 0%,#eef4ff 0%,transparent 60%),linear-gradient(180deg,#fff 0%,var(--bg) 100%);border-bottom:1px solid var(--border-2)}
.blog-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(0,87,217,.07) 1px,transparent 1px);background-size:28px 28px;mask-image:radial-gradient(ellipse 60% 50% at 50% 30%,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 60% 50% at 50% 30%,#000 30%,transparent 75%);pointer-events:none;z-index:0}
.blog-hero-inner{position:relative;z-index:1;max-width:720px;margin:0 auto}
.blog-hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;background:rgba(0,87,217,.08);color:var(--blue);font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:24px;border:1px solid rgba(0,87,217,.12)}
.blog-hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(22,163,74,.15);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.3)}}
.blog-hero h1{font-size:clamp(40px,6vw,72px);font-weight:900;letter-spacing:-.04em;line-height:1.02;color:var(--ink);margin-bottom:22px}
.blog-hero h1 .grad{background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 50%,var(--green) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.blog-hero p{font-size:clamp(16px,2vw,20px);color:var(--ink2);max-width:560px;margin:0 auto;line-height:1.55}

/* CATEGORY PILLS */
.cat-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.cat-pill{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--border);color:var(--ink2);font-size:13px;font-weight:600;text-decoration:none;transition:all .2s}
.cat-pill:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.cat-pill .dot{width:6px;height:6px;border-radius:50%}
.cat-pill .d-blue{background:var(--blue)}.cat-pill .d-green{background:var(--green)}.cat-pill .d-amber{background:var(--amber)}.cat-pill .d-purple{background:var(--purple)}

/* SECTION LABEL */
.sec-label{display:flex;align-items:center;gap:14px;margin:48px 0 24px;font-size:11px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:var(--ink3)}
.sec-label::before{content:"";width:32px;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:2px}

/* FEATURED POST */
.post-featured{display:grid;grid-template-columns:1.05fr 1fr;gap:0;background:var(--card);border:1px solid var(--border);border-radius:24px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s,border-color .25s;margin-bottom:48px}
.post-featured:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(0,87,217,.25)}
.post-featured .visual{position:relative;min-height:380px;background:linear-gradient(135deg,#0a1f4f 0%,#0057d9 45%,#0ea5e9 100%);overflow:hidden;display:flex;align-items:flex-end;padding:36px}
.post-featured .visual::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 30% 20%,rgba(255,255,255,.18) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(14,165,233,.45) 0%,transparent 50%);pointer-events:none}
.post-featured .visual::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(135deg,#000,transparent 70%);-webkit-mask-image:linear-gradient(135deg,#000,transparent 70%);pointer-events:none}
.post-featured .visual-art{position:absolute;top:32px;right:32px;width:120px;height:120px;opacity:.9;z-index:1}
.post-featured .visual-quote{position:relative;z-index:1;color:rgba(255,255,255,.92);font-family:var(--f);font-weight:800;font-size:clamp(22px,2.6vw,32px);line-height:1.15;letter-spacing:-.02em;max-width:88%}
.post-featured .visual-quote em{font-style:normal;color:rgba(255,255,255,.55)}
.post-featured .body{padding:44px;display:flex;flex-direction:column;justify-content:center}
.post-featured .featured-tag{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;background:rgba(0,87,217,.08);color:var(--blue);font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;align-self:flex-start;margin-bottom:18px}
.post-featured .featured-tag::before{content:"★";font-size:10px}
.post-featured h2{font-size:clamp(26px,3vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--ink);margin-bottom:14px}
.post-featured .summary{font-size:16px;color:var(--ink2);line-height:1.6;margin-bottom:20px}
.post-featured .read-row{display:flex;gap:14px;font-size:13px;color:var(--ink3);align-items:center;padding-top:18px;border-top:1px solid var(--border-2)}
.post-featured .read-row .arrow{margin-left:auto;color:var(--blue);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:transform .25s}
.post-featured:hover .arrow{transform:translateX(4px)}
@media(max-width:840px){.post-featured{grid-template-columns:1fr}.post-featured .visual{min-height:240px}.post-featured .visual-quote{font-size:24px}.post-featured .body{padding:32px}}

/* POST GRID */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:24px}
.post-card{background:var(--card);border:1px solid var(--border);border-radius:20px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s,border-color .25s;display:flex;flex-direction:column;position:relative}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(0,87,217,.25)}
.post-card .strip{height:120px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;letter-spacing:-.01em;font-size:22px;text-align:center;padding:0 24px;line-height:1.15}
.post-card .strip::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 10%,rgba(255,255,255,.18) 0%,transparent 40%),radial-gradient(circle at 90% 90%,rgba(255,255,255,.12) 0%,transparent 50%);pointer-events:none}
.post-card .strip::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(180deg,#000,transparent);-webkit-mask-image:linear-gradient(180deg,#000,transparent);pointer-events:none}
.post-card .strip-text{position:relative;z-index:1}
.post-card .strip.s-blue{background:linear-gradient(135deg,#0057d9,#0ea5e9)}
.post-card .strip.s-green{background:linear-gradient(135deg,#0a7a3a,#16a34a 60%,#22c55e)}
.post-card .strip.s-amber{background:linear-gradient(135deg,#9a3412,#d97706 70%,#f59e0b)}
.post-card .strip.s-purple{background:linear-gradient(135deg,#5b21b6,#9333ea 70%,#c084fc)}
.post-card .body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.post-card .post-tag{display:inline-flex;align-items:center;font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;padding:4px 11px;border-radius:999px;background:rgba(0,87,217,.08);color:var(--blue);margin-bottom:14px;align-self:flex-start}
.post-card .post-tag.t-green{background:rgba(22,163,74,.1);color:#15803d}
.post-card .post-tag.t-amber{background:rgba(217,119,6,.1);color:#b45309}
.post-card .post-tag.t-purple{background:rgba(147,51,234,.1);color:#7e22ce}
.post-card h3{font-size:19px;font-weight:800;letter-spacing:-.015em;line-height:1.3;color:var(--ink);margin-bottom:10px}
.post-card .summary{color:var(--ink2);font-size:14px;line-height:1.6;flex:1}
.post-meta{display:flex;gap:12px;font-size:12px;color:var(--ink3);margin-top:18px;padding-top:14px;border-top:1px solid var(--border-2);align-items:center}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink4)}

/* NEWSLETTER STRIP */
.news{margin:64px 0 0;background:linear-gradient(135deg,#0a1f4f 0%,#0057d9 60%,#0ea5e9 100%);border-radius:24px;padding:48px clamp(28px,5vw,56px);color:#fff;text-align:center;position:relative;overflow:hidden}
.news::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 10% 30%,rgba(255,255,255,.12) 0%,transparent 40%),radial-gradient(circle at 90% 70%,rgba(14,165,233,.4) 0%,transparent 50%);pointer-events:none}
.news-inner{position:relative;z-index:1;max-width:560px;margin:0 auto}
.news h3{font-size:clamp(22px,2.8vw,30px);font-weight:800;letter-spacing:-.02em;margin-bottom:10px;color:#fff}
.news p{color:rgba(255,255,255,.8);font-size:15px;margin-bottom:24px}
.news .news-cta{display:inline-block;background:#fff;color:var(--blue);padding:13px 30px;border-radius:999px;text-decoration:none;font-weight:700;font-size:15px;transition:transform .2s,box-shadow .2s}
.news .news-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.2)}

/* ───────── POST PAGES ───────── */

.breadcrumb{display:flex;gap:8px;font-size:12px;color:var(--ink3);margin-bottom:24px;flex-wrap:wrap;align-items:center}
.breadcrumb a{color:var(--ink3);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .sep{color:var(--ink4)}

.post-header{padding:24px 0 36px;margin-bottom:40px;border-bottom:1px solid var(--border-2);position:relative}
.post-header .post-tag{display:inline-flex;align-items:center;font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;padding:5px 14px;border-radius:999px;background:rgba(0,87,217,.08);color:var(--blue);margin-bottom:20px}
.post-header .post-tag.t-green{background:rgba(22,163,74,.1);color:#15803d}
.post-header .post-tag.t-amber{background:rgba(217,119,6,.1);color:#b45309}
.post-header .post-tag.t-purple{background:rgba(147,51,234,.1);color:#7e22ce}
.post-header h1{font-size:clamp(32px,5.2vw,52px);font-weight:900;letter-spacing:-.035em;line-height:1.08;color:var(--ink);margin-bottom:22px}
.post-header .lede{font-size:clamp(17px,2vw,21px);color:var(--ink2);line-height:1.55;margin-bottom:28px;font-weight:400}
.post-header-meta{display:flex;gap:16px;font-size:13px;color:var(--ink3);align-items:center;flex-wrap:wrap}
.post-header-meta strong{color:var(--ink);font-weight:600}
.post-header-meta .sep{color:var(--border)}

.toc{background:linear-gradient(180deg,#fff,#fafafa);border:1px solid var(--border);border-radius:14px;padding:22px 26px;margin:32px 0 40px;font-size:14px;box-shadow:var(--shadow-sm)}
.toc-title{font-size:11px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--ink3);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.toc-title::before{content:"";width:20px;height:2px;background:var(--blue);border-radius:2px}
.toc ol{list-style:none;counter-reset:t}
.toc ol li{counter-increment:t;padding:6px 0;color:var(--ink2);display:flex;align-items:baseline;gap:10px}
.toc ol li::before{content:counter(t,decimal-leading-zero);color:var(--blue);font-weight:700;font-size:12px;font-variant-numeric:tabular-nums;min-width:28px}
.toc ol li a{color:inherit;text-decoration:none;transition:color .2s}
.toc ol li a:hover{color:var(--blue)}

.post-body h2{font-size:clamp(26px,3.2vw,34px);font-weight:800;letter-spacing:-.025em;color:var(--ink);margin:56px 0 18px;line-height:1.18;scroll-margin-top:80px;position:relative;padding-top:8px}
.post-body h2::before{content:"";display:block;width:36px;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:2px;margin-bottom:18px}
.post-body h3{font-size:21px;font-weight:700;color:var(--ink);margin:36px 0 12px;line-height:1.3;letter-spacing:-.01em}
.post-body p{font-size:17px;color:var(--ink2);margin-bottom:20px;line-height:1.75}
.post-body p strong{color:var(--ink);font-weight:600}
.post-body ul,.post-body ol{margin:0 0 22px 24px;color:var(--ink2);font-size:17px;line-height:1.75}
.post-body ul li,.post-body ol li{margin-bottom:10px;padding-left:4px}
.post-body ul li::marker{color:var(--blue)}
.post-body ol li::marker{color:var(--blue);font-weight:700}
.post-body a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px;transition:color .2s}
.post-body a:hover{color:#003fa1}
.post-body blockquote{border-left:3px solid var(--blue);padding:12px 26px;margin:28px 0;color:var(--ink2);font-style:italic;background:linear-gradient(90deg,rgba(0,87,217,.05),transparent);border-radius:0 12px 12px 0}
.post-body table{width:100%;border-collapse:separate;border-spacing:0;margin:28px 0;font-size:15px;border:1px solid var(--border);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm)}
.post-body table th,.post-body table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border-2)}
.post-body table th{background:#f8f8fb;font-weight:700;color:var(--ink);font-size:13px;letter-spacing:.3px;text-transform:uppercase}
.post-body table td{color:var(--ink2)}
.post-body table tbody tr:last-child td{border-bottom:none}
.post-body table tbody tr:hover{background:#fafafd}

.callout{background:linear-gradient(135deg,#f0f7ff 0%,#f0fdf4 100%);border:1px solid rgba(0,87,217,.18);border-radius:14px;padding:22px 26px;margin:32px 0;position:relative;box-shadow:var(--shadow-sm)}
.callout strong{color:var(--blue);display:block;margin-bottom:8px;font-size:11px;letter-spacing:1.4px;text-transform:uppercase;font-weight:700}
.callout p{margin:0;font-size:16px;color:var(--ink)}

.cta-box{background:linear-gradient(135deg,#0a1f4f 0%,#0057d9 50%,#0ea5e9 100%);color:#fff;border-radius:20px;padding:40px clamp(28px,4vw,44px);margin:48px 0;text-align:center;position:relative;overflow:hidden;box-shadow:0 16px 40px rgba(0,87,217,.18)}
.cta-box::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 30%,rgba(255,255,255,.12) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(14,165,233,.4) 0%,transparent 50%);pointer-events:none}
.cta-box-inner{position:relative;z-index:1}
.cta-box h3{color:#fff;font-size:clamp(22px,2.6vw,28px);font-weight:800;margin-bottom:10px;letter-spacing:-.02em}
.cta-box p{color:rgba(255,255,255,.85);margin-bottom:24px;font-size:16px;max-width:540px;margin-left:auto;margin-right:auto}
.cta-btn{display:inline-block;background:#fff;color:var(--blue);padding:13px 32px;border-radius:999px;text-decoration:none;font-weight:700;font-size:15px;transition:transform .2s,box-shadow .2s}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.22)}

.faq{margin:56px 0}
.faq h2{margin-bottom:24px}
.faq details{border:1px solid var(--border);border-radius:14px;padding:18px 22px;margin-bottom:12px;background:var(--card);transition:border-color .2s,box-shadow .2s}
.faq details:hover{border-color:rgba(0,87,217,.2)}
.faq details[open]{border-color:rgba(0,87,217,.3);box-shadow:var(--shadow-sm)}
.faq summary{font-weight:600;cursor:pointer;font-size:16px;color:var(--ink);list-style:none;position:relative;padding-right:32px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:24px;font-weight:300;color:var(--blue);transition:transform .25s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{color:var(--ink2);font-size:15px;line-height:1.7;margin-top:14px}

.related{margin:72px 0 24px;padding-top:48px;border-top:1px solid var(--border-2)}
.related h2{font-size:24px;font-weight:800;margin-bottom:24px;color:var(--ink);letter-spacing:-.02em}
.related h2::before{display:none}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.related a{display:block;padding:20px 22px;border:1px solid var(--border);border-radius:14px;text-decoration:none;color:inherit;transition:border-color .2s,transform .2s,box-shadow .2s;background:var(--card)}
.related a:hover{border-color:rgba(0,87,217,.3);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.related a strong{display:block;color:var(--ink);font-size:15px;font-weight:700;margin-bottom:6px;line-height:1.35}
.related a span{color:var(--ink3);font-size:13px}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:56px 24px 40px;background:#fff;margin-top:80px;text-align:center;font-size:13px;color:var(--ink3)}
footer .foot-logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;letter-spacing:1.5px;color:var(--ink);text-decoration:none;font-size:15px;margin-bottom:20px}
/* Foot-logo + nav-logo share .logo-mark / .logo-spin rules defined above. */
footer .links{margin:20px 0 24px}
footer .links a{color:var(--ink2);text-decoration:none;margin:0 14px;font-weight:500;transition:color .2s}
footer .links a:hover{color:var(--blue)}
footer .copy{color:var(--ink3);font-size:12px}