/* cybercourse.in — Threat Intelligence Design System */
/* Palette: Near-black + Electric Red + Terminal Green */
:root {
  --bg:          #0A0A0F;
  --bg-card:     #111118;
  --bg-elevated: #18181F;
  --red:         #E53E3E;
  --red-light:   #FC5F5F;
  --red-pale:    rgba(229,62,62,0.1);
  --red-border:  rgba(229,62,62,0.2);
  --green:       #22C55E;
  --green-pale:  rgba(34,197,94,0.08);
  --amber:       #F59E0B;
  --white:       #F0F4F8;
  --white-dim:   rgba(240,244,248,0.7);
  --white-muted: rgba(240,244,248,0.4);
  --white-faint: rgba(240,244,248,0.12);
  --border:      rgba(240,244,248,0.08);
  --border-card: rgba(240,244,248,0.1);
  --r:           6px;
  --r-lg:        12px;
  --font-head:   'Space Grotesk', system-ui, sans-serif;
  --font-body:   'Inter', system-ui, sans-serif;
  --font-mono:   'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--white); background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }

/* ── NAV ── */
.nav { position: sticky; top: 0; z-index: 200; background: rgba(10,10,15,0.96); backdrop-filter: blur(8px); height: 60px; display: flex; align-items: center; padding: 0 5%; gap: 2rem; border-bottom: 1px solid var(--red-border); }
.nav-logo { font-family: var(--font-mono); font-size: 0.95rem; font-weight: 700; color: var(--white); white-space: nowrap; letter-spacing: 0.05em; }
.nav-logo span { color: var(--red); }
.nav-links { display: flex; gap: 1.75rem; list-style: none; flex: 1; }
.nav-links a { font-size: 0.8rem; color: var(--white-muted); font-weight: 500; transition: color 0.2s; font-family: var(--font-mono); letter-spacing: 0.03em; }
.nav-links a:hover, .nav-links a.on { color: var(--green); }
.nav-cta { background: var(--red); color: var(--white); padding: 0.4rem 1rem; border-radius: var(--r); font-weight: 700; font-size: 0.78rem; transition: background 0.2s; font-family: var(--font-mono); letter-spacing: 0.04em; }
.nav-cta:hover { background: var(--red-light); }
.nav-ham { display: none; background: none; border: none; color: var(--white-dim); font-size: 1.3rem; cursor: pointer; margin-left: auto; }

/* ── INNER ── */
.inner { max-width: 1160px; margin: 0 auto; padding: 0 5%; }

/* ── THREAT TICKER ── */
.ticker { background: var(--red); padding: 0.35rem 0; overflow: hidden; }
.ticker-inner { display: flex; gap: 3rem; font-size: 0.68rem; font-weight: 700; font-family: var(--font-mono); color: var(--white); letter-spacing: 0.08em; text-transform: uppercase; white-space: nowrap; animation: scroll 30s linear infinite; }
@keyframes scroll { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* ── STATS ── */
.stats-band { background: var(--bg-elevated); display: flex; flex-wrap: wrap; justify-content: center; border-bottom: 1px solid var(--border); }
.sbi { padding: 1.5rem 3rem; text-align: center; border-right: 1px solid var(--border); }
.sbi:last-child { border-right: none; }
.sbi-n { font-family: var(--font-head); font-size: 1.7rem; font-weight: 700; color: var(--green); letter-spacing: -0.02em; line-height: 1; margin-bottom: 0.2rem; }
.sbi-l { font-size: 0.65rem; color: var(--white-muted); text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--font-mono); }

/* ── SECTIONS ── */
.section { padding: 72px 0; }
.section-dark { background: var(--bg); }
.section-elevated { background: var(--bg-elevated); }
.eyebrow { display: block; font-size: 0.62rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--green); font-family: var(--font-mono); margin-bottom: 0.6rem; }
.sec-title { font-family: var(--font-head); font-size: clamp(1.3rem,2.5vw,1.9rem); font-weight: 700; color: var(--white); letter-spacing: -0.025em; margin-bottom: 0.5rem; }

/* ── PROG GRID ── */
.prog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden; margin-top: 1.5rem; }
.prog-card { background: var(--bg-card); padding: 1.5rem; transition: background 0.2s; }
.prog-card:hover { background: var(--bg-elevated); }

/* ── BUTTONS ── */
.btn { display: inline-block; padding: 0.65rem 1.4rem; border-radius: var(--r); font-weight: 700; font-size: 0.82rem; transition: all 0.2s; cursor: pointer; border: none; font-family: var(--font-mono); letter-spacing: 0.04em; }
.btn-red { background: var(--red); color: var(--white); }
.btn-red:hover { background: var(--red-light); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--white-dim); border: 1px solid var(--border-card); }
.btn-outline:hover { border-color: var(--red); color: var(--red); }
.btn-lg { padding: 0.875rem 2rem; font-size: 0.9rem; }

/* ── CTA ── */
.cta-band { background: var(--bg-elevated); border-top: 1px solid var(--red-border); border-bottom: 1px solid var(--red-border); padding: 72px 5%; text-align: center; }
.cta-band h2 { font-family: var(--font-head); font-size: clamp(1.4rem,3vw,2rem); font-weight: 700; color: var(--white); margin-bottom: 0.75rem; }
.cta-band p { font-size: 0.9rem; color: var(--white-muted); margin-bottom: 2rem; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; gap: 0.875rem; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ── */
.footer { background: var(--bg-card); padding: 56px 5% 28px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1.2fr 1fr 1.2fr; gap: 2.5rem; max-width: 1160px; margin: 0 auto 2.5rem; }
.footer-brand .footer-logo { font-family: var(--font-mono); font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 0.75rem; }
.footer-brand p { font-size: 0.78rem; color: var(--white-muted); line-height: 1.7; }
.fcol-title { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--white-faint); margin-bottom: 0.875rem; font-family: var(--font-mono); }
.fcol ul { list-style: none; }
.fcol li { margin-bottom: 0.45rem; }
.fcol a { font-size: 0.78rem; color: var(--white-muted); transition: color 0.15s; }
.fcol a:hover { color: var(--green); }
.footer-bottom { max-width: 1160px; margin: 0 auto; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.footer-bottom span { font-size: 0.7rem; color: var(--white-faint); font-family: var(--font-mono); }

/* ── STICKY MOB ── */
.sticky-mb { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 300; height: 52px; }
.smb-call { flex: 0 0 72px; display: flex; align-items: center; justify-content: center; background: var(--bg-elevated); color: var(--white-dim); font-size: 0.78rem; font-weight: 600; border-top: 1px solid var(--border); }
.smb-cta { flex: 1; display: flex; align-items: center; justify-content: center; background: var(--red); color: var(--white); font-size: 0.82rem; font-weight: 700; font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ── ARTICLE ── */
.awrap { max-width: 1020px; margin: 0 auto; padding: 52px 5%; display: grid; grid-template-columns: 1fr 240px; gap: 3rem; }
.art h2 { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; color: var(--white); margin: 1.75rem 0 0.65rem; padding-top: 1.4rem; border-top: 1px solid var(--border); }
.art h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.art p { font-size: 0.845rem; color: var(--white-muted); line-height: 1.85; margin-bottom: 0.75rem; }
.art a { color: var(--green); }
.art strong { color: var(--white); }

/* ── MOBILE ── */
@media(max-width:900px) { .footer-grid{grid-template-columns:1fr 1fr;} .prog-grid{grid-template-columns:1fr;} .stats-band{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;} .sbi{flex-shrink:0;padding:1.25rem 1.75rem;} }
@media(max-width:680px) { .nav-links{display:none;} .nav-ham{display:block;} .footer-grid{grid-template-columns:1fr;gap:1.5rem;} .awrap{grid-template-columns:1fr;} }
:root { --ac: #047857; }


/* ── BLOG GRID (universal) ── */
.blog-grid{max-width:1200px;margin:0 auto;padding:48px 4%;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;}
.blog-card{background:#fff;border-radius:12px;border:1px solid #e2e8f0;overflow:hidden;display:block;text-decoration:none;transition:box-shadow .18s,transform .18s;}
.blog-card:hover{box-shadow:0 4px 20px rgba(0,0,0,.1);transform:translateY(-2px);}
.blog-card-bar{height:4px;}
.blog-card-head{height:72px;background:linear-gradient(135deg,#0f172a,#1e293b);display:flex;align-items:flex-end;padding:.65rem .9rem;}
.blog-card-cat{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;}
.blog-card-body{padding:.9rem;}
.blog-card-title{font-weight:700;font-size:.85rem;line-height:1.4;margin-bottom:.25rem;color:#111;}
.blog-card-date{font-size:.7rem;color:#64748b;}

/* ── NAV HAMBURGER MENU ── */
.nav-mobile-menu{display:none;position:fixed;top:62px;left:0;right:0;bottom:0;z-index:298;background:rgba(0,0,0,.6);}
.nav-mobile-menu.open{display:block;}
.nav-mobile-panel{background:#0f172a;padding:1.25rem 4%;display:flex;flex-direction:column;gap:.15rem;}
.nav-mobile-panel a{font-size:.9rem;color:rgba(255,255,255,.65);padding:.65rem 0;border-bottom:1px solid rgba(255,255,255,.06);font-weight:500;transition:color .15s;}
.nav-mobile-panel a:last-child{border:none;}
.nav-mobile-panel a:hover{color:#fff;}

/* ── FOOTER LINKS fix ── */
.footer a,.fcol a{font-size:.76rem;color:rgba(255,255,255,.4);transition:color .15s;}
.footer a:hover,.fcol a:hover{color:rgba(255,255,255,.85);}

/* ── STICKY MOBILE BAR (universal) ── */
.sticky-mb{display:none;}
@media(max-width:960px){
  .nav-links{display:none;}
  .nav-ham{display:flex;align-items:center;justify-content:center;background:none;border:none;color:rgba(255,255,255,.7);font-size:1.35rem;cursor:pointer;padding:.3rem;margin-left:auto;}
  .blog-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));padding:32px 4%;}
  .sticky-mb{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:299;background:#0f172a;border-top:1px solid rgba(255,255,255,.08);padding:.65rem 4%;gap:.65rem;}
  .sticky-mb a,.smb-cta{flex:1;text-align:center;padding:.6rem;border-radius:6px;font-weight:700;font-size:.8rem;text-decoration:none;}
  .smb-call{background:rgba(255,255,255,.06);color:rgba(255,255,255,.6);border:none;cursor:pointer;}
  .smb-cta{background:var(--ac,#0f766e);color:#fff;}
  body{padding-bottom:60px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:600px){
  .blog-grid{grid-template-columns:1fr;}
  .footer-grid,.footer-grid>div{grid-template-columns:1fr;}
}