:root{
  --bg:#0A0E13;
  --panel:#10161D;
  --panel-alt:#141B23;
  --border:#1E2731;
  --border-soft:#171F28;
  --text:#E7ECF2;
  --text-muted:#9AA7B5;
  --text-dim:#657281;
  --dev:#55D6A7;
  --dev-dim:#12352D;
  --white:#F5F7FA;
  --radius:10px;
  --font-display:'Space Grotesk',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}


/* =========================
   RESET
========================= */

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
}

a{
  color:inherit;
  text-decoration:none;
}

button{
  font:inherit;
}


/* =========================
   COMMON
========================= */

.wrap{
  width:min(1120px,calc(100% - 40px));
  margin:auto;
}

.section{
  padding:92px 0;
}

.section-alt{
  background:#0D1218;
  border-top:1px solid var(--border-soft);
  border-bottom:1px solid var(--border-soft);
}


/* =========================
   NAV
========================= */

.nav{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(10,14,19,.88);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-soft);
}

.nav-inner{
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.logo{
  font-family:var(--font-display);
  font-weight:700;
  font-size:19px;
  letter-spacing:-.01em;
  white-space:nowrap;
}

.bracket{
  font-family:var(--font-mono);
  color:var(--dev);
  font-weight:500;
}

.nav-links{
  display:flex;
  align-items:center;
  gap:24px;
  font-size:13px;
  color:var(--text-dim);
}

.nav-links a:hover{
  color:var(--text);
}

.nav-cta{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--bg);
  background:var(--dev);
  padding:10px 14px;
  border-radius:6px;
  font-weight:600;
  white-space:nowrap;
}

.menu-toggle{
  display:none;
  background:none;
  border:0;
  color:var(--text);
  font-size:24px;
  cursor:pointer;
}


/* =========================
   HERO
========================= */

.hero{
  padding:88px 0 70px;
  border-bottom:1px solid var(--border-soft);
}

.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:64px;
  align-items:center;
}

.eyebrow,
.section-tag{
  font-family:var(--font-mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--text-dim);
}

.eyebrow{
  display:flex;
  align-items:center;
  gap:9px;
  margin-bottom:16px;
}

.status-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--dev);
  box-shadow:0 0 12px rgba(85,214,167,.5);
}

.hero h1{
  font-family:var(--font-display);
  font-size:52px;
  line-height:1.04;
  letter-spacing:-.03em;
  margin-bottom:20px;
}

.hl{
  color:var(--dev);
}

.sub{
  font-size:16px;
  color:var(--text-muted);
  max-width:620px;
  margin-bottom:28px;
}

.hero-ctas{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.hero-ctas.center{
  justify-content:center;
}

.btn-primary,
.btn-secondary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 18px;
  border-radius:6px;
  font-size:13px;
  font-weight:600;
  transition:.2s;
}

.btn-primary{
  background:var(--dev);
  color:#07100D;
  border:1px solid var(--dev);
}

.btn-primary:hover{
  transform:translateY(-2px);
  filter:brightness(1.06);
}

.btn-secondary{
  border:1px solid var(--border);
  background:var(--panel);
  color:var(--text);
}

.btn-secondary:hover{
  border-color:#33404e;
  background:var(--panel-alt);
}

.hero-stats{
  display:flex;
  gap:30px;
  padding-top:26px;
  margin-top:28px;
  border-top:1px solid var(--border-soft);
}

.hero-stats strong{
  display:block;
  font-family:var(--font-display);
  font-size:18px;
}

.hero-stats span{
  font-family:var(--font-mono);
  font-size:10px;
  color:var(--text-dim);
}


/* =========================
   TERMINAL
========================= */

.terminal-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.22);
}

.terminal-head{
  height:44px;
  padding:0 15px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid var(--border);
  font-family:var(--font-mono);
  font-size:10px;
  color:var(--text-dim);
}

.terminal-dots{
  display:flex;
  gap:5px;
}

.terminal-dots i{
  width:7px;
  height:7px;
  border-radius:50%;
  background:#36404B;
}

.terminal-body{
  padding:23px 22px;
}

.terminal-body pre{
  font:12px/1.85 var(--font-mono);
  color:#C9D3DD;
  white-space:pre-wrap;
}

.kw{
  color:var(--dev);
}

.comment{
  color:#596875;
}

.code-dim{
  color:#46515D;
}

.terminal-footer{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  padding:13px 16px;
  border-top:1px solid var(--border);
  font:10px var(--font-mono);
  color:var(--text-dim);
}


/* =========================
   QUICK FACTS
========================= */

.quick-facts{
  padding:0;
  background:var(--panel);
  border-bottom:1px solid var(--border);
}

.fact-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}

.fact{
  min-height:112px;
  padding:25px 20px;
  display:flex;
  gap:13px;
  align-items:center;
  border-right:1px solid var(--border);
}

.fact:last-child{
  border-right:0;
}

.fact-icon{
  font-family:var(--font-mono);
  font-size:17px;
  color:var(--dev);
}

.fact small,
.fact strong,
.fact em{
  display:block;
}

.fact small{
  font-size:11px;
  color:var(--text-dim);
}

.fact strong{
  font-family:var(--font-display);
  font-size:16px;
}

.fact em{
  font-style:normal;
  font-size:11px;
  color:var(--text-dim);
}


/* =========================
   SECTION HEAD
========================= */

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:40px;
  margin-bottom:42px;
}

.section-head h2{
  font-family:var(--font-display);
  font-size:32px;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-top:8px;
}

.section-head > p{
  max-width:420px;
  color:var(--text-muted);
  font-size:14px;
}

.section-head.centered{
  display:block;
  text-align:center;
}


/* =========================
   CAREER TRACKS
   Uses existing learn-card
========================= */

.learn-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}

.learn-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:25px;
  min-height:320px;
  display:flex;
  flex-direction:column;
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.learn-card:hover{
  border-color:#34424F;
  background:var(--panel-alt);
  transform:translateY(-2px);
}

.learn-card > span{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--dev);
}

.learn-card h3{
  font-family:var(--font-display);
  font-size:18px;
  margin:14px 0 8px;
}

.learn-card p{
  font-size:13px;
  color:var(--text-muted);
}


/* =========================
   TRACK LIST
========================= */

.track-list{
  list-style:none;
  margin-top:18px;
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:7px 12px;
}

.track-list li{
  font-family:var(--font-mono);
  font-size:10.5px;
  color:var(--text-muted);
  padding:7px 0;
  border-bottom:1px solid var(--border-soft);
}

.track-list li::before{
  content:"›";
  color:var(--dev);
  margin-right:7px;
}

.track-link{
  display:inline-flex;
  align-items:center;
  margin-top:auto;
  padding-top:20px;
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--dev);
  transition:.2s;
}

.track-link:hover{
  color:var(--white);
  transform:translateX(3px);
}


/* =========================
   SKILLS
========================= */

.skill-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.skill-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:25px;
  min-height:250px;
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.skill-card:hover{
  border-color:#34424F;
  background:var(--panel-alt);
  transform:translateY(-2px);
}

.skill-card > span{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--dev);
}

.skill-card h3{
  font-family:var(--font-display);
  font-size:18px;
  margin:14px 0 8px;
}

.skill-card p{
  font-size:13px;
  color:var(--text-muted);
}

.skill-list{
  list-style:none;
  margin-top:16px;
  display:grid;
  gap:7px;
}

.skill-list li{
  font-size:12px;
  color:var(--text-muted);
}

.skill-list li::before{
  content:"›";
  color:var(--dev);
  font-family:var(--font-mono);
  margin-right:8px;
}


/* =========================
   ACCORDION
========================= */

.curriculum{
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
}

.week{
  border-bottom:1px solid var(--border);
  opacity:0;
  transform:translateY(10px);
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.week:last-child{
  border-bottom:0;
}

.week.revealed{
  opacity:1;
  transform:none;
}

.week-head{
  width:100%;
  background:var(--panel);
  color:var(--text);
  border:0;
  display:grid;
  grid-template-columns:65px 1fr 30px;
  align-items:center;
  text-align:left;
  padding:20px;
  cursor:pointer;
}

.week-head:hover{
  background:var(--panel-alt);
}

.week-number{
  font-family:var(--font-mono);
  color:var(--dev);
  font-size:12px;
}

.week-title{
  font-family:var(--font-display);
  font-size:17px;
  font-weight:600;
}

.week-title small{
  display:block;
  font:10px var(--font-mono);
  color:var(--text-dim);
  margin-bottom:3px;
}

.week-toggle{
  font:18px var(--font-mono);
  color:var(--text-dim);
  text-align:right;
}

.week-body{
  display:none;
  padding:0 65px 24px 85px;
  background:var(--panel);
}

.week.open .week-body{
  display:block;
}

.week-body > p{
  color:var(--text-muted);
  font-size:13px;
  margin-bottom:14px;
}

.topic-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:8px;
}

.topic-grid span{
  border:1px solid var(--border);
  padding:9px 11px;
  font-size:11px;
  color:var(--text-muted);
  font-family:var(--font-mono);
  border-radius:5px;
}

.outcome{
  margin-top:14px;
  padding:12px;
  border-left:2px solid var(--dev);
  background:rgba(85,214,167,.05);
  font-size:12px;
  color:var(--text);
}


/* =========================
   READINESS
========================= */

.readiness-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}

.readiness-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:24px;
  min-height:190px;
  opacity:0;
  transform:translateY(10px);
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.readiness-card.revealed{
  opacity:1;
  transform:none;
}

.readiness-card:hover{
  border-color:#34424F;
  background:var(--panel-alt);
  transform:translateY(-2px);
}

.readiness-card > span{
  font-family:var(--font-mono);
  color:var(--dev);
  font-size:11px;
}

.readiness-card h3{
  font-family:var(--font-display);
  font-size:17px;
  margin:12px 0 7px;
}

.readiness-card p{
  font-size:12.5px;
  color:var(--text-muted);
}


/* =========================
   PROJECT
========================= */

.project-panel{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:center;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:52px;
}

.project-copy h2{
  font-family:var(--font-display);
  font-size:32px;
  line-height:1.15;
  margin:10px 0 16px;
}

.project-copy > p{
  font-size:14px;
  color:var(--text-muted);
  max-width:530px;
}

.check-list{
  list-style:none;
  margin-top:22px;
  display:grid;
  gap:10px;
}

.check-list li{
  font-size:13px;
  color:var(--text-muted);
}

.check-list li::before{
  content:"✓";
  color:var(--dev);
  font-family:var(--font-mono);
  margin-right:10px;
}


/* =========================
   ARCHITECTURE
========================= */

.architecture{
  font-family:var(--font-mono);
  font-size:12px;
  background:#0B1015;
  border:1px solid var(--border);
  border-radius:8px;
  padding:28px;
}

.arch-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:13px 0;
}

.arch-row span{
  border:1px solid var(--border);
  padding:10px 12px;
  border-radius:5px;
  color:var(--text-muted);
  background:var(--panel);
  width:42%;
  text-align:center;
}

.arch-row b{
  color:var(--dev);
}

.arch-line{
  height:1px;
  background:var(--border);
  margin:0 15%;
}

.arch-tag{
  margin-top:20px;
  color:var(--dev);
  font-size:10px;
}


/* =========================
   AUDIENCE
========================= */

.audience-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}

.audience-grid article{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  opacity:0;
  transform:translateY(10px);
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.audience-grid article.revealed{
  opacity:1;
  transform:none;
}

.audience-grid article:hover{
  border-color:#34424F;
  background:var(--panel-alt);
  transform:translateY(-2px);
}

.audience-grid article > span{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--dev);
}

.audience-grid h3{
  font-family:var(--font-display);
  font-size:17px;
  margin:12px 0 7px;
}

.audience-grid p{
  font-size:12.5px;
  color:var(--text-muted);
}


/* =========================
   PROCESS
========================= */

.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--border);
  border:1px solid var(--border);
}

.process-grid > div{
  background:var(--panel);
  padding:28px;
  opacity:0;
  transform:translateY(10px);
  transition:
    opacity .45s ease,
    transform .45s ease,
    border-color .2s ease,
    background .2s ease;
}

.process-grid > div.revealed{
  opacity:1;
  transform:none;
}

.process-grid > div:hover{
  background:var(--panel-alt);
}

.process-grid strong{
  font:11px var(--font-mono);
  color:var(--dev);
}

.process-grid h3{
  font-family:var(--font-display);
  font-size:18px;
  margin:10px 0 5px;
}

.process-grid p{
  font-size:12.5px;
  color:var(--text-muted);
}


/* =========================
   FAQ
========================= */

.narrow{
  max-width:820px;
}

.faq{
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
}

.faq article{
  border-bottom:1px solid var(--border);
}

.faq article:last-child{
  border-bottom:0;
}

.faq button{
  width:100%;
  border:0;
  background:var(--panel);
  color:var(--text);
  padding:19px 20px;
  text-align:left;
  display:flex;
  justify-content:space-between;
  cursor:pointer;
  font-size:13px;
}

.faq button:hover{
  background:var(--panel-alt);
}

.faq button span{
  font-family:var(--font-mono);
  color:var(--dev);
}

.faq article > div{
  display:none;
  padding:0 20px 19px;
  background:var(--panel);
}

.faq article.open > div{
  display:block;
}

.faq p{
  font-size:12.5px;
  color:var(--text-muted);
}


/* =========================
   FINAL CTA
========================= */

.final-cta{
  text-align:center;
  padding:105px 0 90px;
}

.final-cta h2{
  font-family:var(--font-display);
  font-size:38px;
  line-height:1.15;
  letter-spacing:-.025em;
  margin:10px auto 15px;
  max-width:760px;
}

.final-cta p{
  color:var(--text-muted);
  font-size:14px;
  max-width:620px;
  margin:0 auto 28px;
}


/* =========================
   FOOTER
========================= */

footer{
  border-top:1px solid var(--border-soft);
  padding:35px 0;
}

.footer-inner{
  display:grid;
  grid-template-columns:1fr auto;
  gap:15px;
}

.footer-brand{
  font:12px var(--font-mono);
  color:var(--text-dim);
}

.footer-links{
  display:flex;
  gap:20px;
  font-size:12px;
  color:var(--text-dim);
}

.footer-links a:hover{
  color:var(--text);
}

.copyright{
  grid-column:1/-1;
  font-size:11px;
  color:#4E5A66;
}


/* =========================
   TABLET
========================= */

@media(max-width:900px){

  .nav-links{
    gap:13px;
    font-size:11px;
  }

  .nav-cta{
    display:none;
  }

  .hero-grid,
  .project-panel{
    grid-template-columns:1fr;
  }

  .hero{
    padding-top:65px;
  }

  .learn-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .skill-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .readiness-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .audience-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .process-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .fact-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .fact:nth-child(2){
    border-right:0;
  }

  .fact:nth-child(-n+2){
    border-bottom:1px solid var(--border);
  }

}


/* =========================
   MOBILE
========================= */

@media(max-width:700px){

  .wrap{
    width:min(100% - 28px,1120px);
  }

  .nav-inner{
    height:62px;
  }

  .menu-toggle{
    display:block;
    margin-left:auto;
  }

  .nav-links{
    display:none;
    position:absolute;
    top:62px;
    left:0;
    right:0;
    background:var(--panel);
    border-bottom:1px solid var(--border);
    padding:15px;
    flex-direction:column;
    align-items:flex-start;
  }

  .nav-links.open{
    display:flex;
  }

  .nav-links a{
    font-size:13px;
    padding:7px 0;
  }

  .logo{
    font-size:17px;
  }

  .hero h1{
    font-size:39px;
  }

  .hero-stats{
    gap:16px;
    flex-wrap:wrap;
  }

  .hero-stats div{
    min-width:70px;
  }

  .terminal-card{
    margin-top:5px;
  }

  .section{
    padding:68px 0;
  }

  .section-head{
    display:block;
  }

  .section-head > p{
    margin-top:14px;
  }

  .section-head h2{
    font-size:27px;
  }

  .learn-grid,
  .skill-grid,
  .readiness-grid,
  .audience-grid,
  .process-grid{
    grid-template-columns:1fr;
  }

  .track-list{
    grid-template-columns:1fr;
    gap:0;
  }

  .track-list li{
    padding:8px 0;
  }

  .week-head{
    grid-template-columns:45px 1fr 25px;
    padding:17px 13px;
  }

  .week-body{
    padding:0 18px 20px 58px;
  }

  .topic-grid{
    grid-template-columns:1fr;
  }

  .project-panel{
    padding:28px 22px;
  }

  .project-copy h2{
    font-size:27px;
  }

  .fact-grid{
    grid-template-columns:1fr;
  }

  .fact{
    border-right:0!important;
    border-bottom:1px solid var(--border);
  }

  .fact:last-child{
    border-bottom:0;
  }

  .footer-inner{
    grid-template-columns:1fr;
  }

  .footer-links{
    flex-wrap:wrap;
  }

  .copyright{
    grid-column:1;
  }

  .final-cta h2{
    font-size:30px;
  }

  .terminal-body{
    padding:18px 15px;
  }

  .terminal-body pre{
    font-size:11px;
  }

}


/* =========================
   VERY SMALL DEVICES
========================= */

@media(max-width:420px){

  .hero h1{
    font-size:34px;
  }

  .sub{
    font-size:14px;
  }

  .hero-ctas{
    flex-direction:column;
  }

  .hero-ctas a{
    width:100%;
  }

  .hero-stats{
    display:grid;
    grid-template-columns:repeat(2,1fr);
  }

  .learn-card,
  .skill-card,
  .readiness-card{
    padding:21px;
  }

  .terminal-footer{
    gap:9px;
  }

}


/* =========================
   ACCESSIBILITY
========================= */

:focus-visible{
  outline:2px solid var(--dev);
  outline-offset:3px;
}

@media(prefers-reduced-motion:reduce){

  html{
    scroll-behavior:auto;
  }

  *,
  *::before,
  *::after{
    animation:none!important;
    transition:none!important;
  }

  .learn-card,
  .skill-card,
  .readiness-card,
  .audience-grid article,
  .process-grid > div,
  .fact,
  .week{
    opacity:1;
    transform:none;
  }

}