@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Variables ── */
:root {
  --bg:           #111111;
  --bg-surface:   #161618;
  --bg-raised:    #1C1E24;
  --border:       #1C1F28;
  --border-light: #272B36;
  --accent:       #1E4B9C;
  --accent-light: #2960C8;
  --accent-dim:   rgba(30,75,156,0.12);
  --text:         #E5E7E2;
  --text-mid:     #8C919B;
  --text-muted:   #4E535D;
  --white:        #FAFAFA;
  --font-display: 'Chakra Petch', sans-serif;
  --font-body:    'Chakra Petch', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --nav-h:        64px;
  --max-w:        1160px;
  --gutter:       clamp(20px, 5vw, 56px);
  --ease:         cubic-bezier(0.16,1,0.3,1);
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-body);font-weight:300;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit}

/* ── Layout ── */
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 var(--gutter)}

/* ── Grid texture ── */
.grid-bg{position:relative}
.grid-bg::before{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:64px 64px;opacity:0.35;pointer-events:none;z-index:0
}
.grid-bg>*{position:relative;z-index:1}

/* ── Nav ── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--nav-h);display:flex;align-items:center;
  border-bottom:1px solid var(--border);
  background:rgba(9,9,11,0.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)
}
.nav .container{display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:11px}
.nav-wordmark{display:flex;flex-direction:column;gap:2px}
.nav-name{font-family:var(--font-display);font-size:15px;font-weight:500;letter-spacing:0.14em;text-transform:uppercase;color:var(--white);line-height:1}
.nav-tag{font-family:var(--font-mono);font-size:9px;letter-spacing:0.22em;text-transform:uppercase;color:var(--accent);line-height:1}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:13px;font-weight:500;letter-spacing:0.04em;color:var(--text-mid);transition:color .2s;position:relative}
.nav-links a:not(.btn-nav)::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.nav-links a:not(.btn-nav):hover{color:var(--text)}
.nav-links a:not(.btn-nav):hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--text)}
.btn-nav{font-size:12px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--bg)!important;background:var(--accent);padding:9px 20px;border-radius:2px;transition:background .2s,transform .2s}
.btn-nav:hover{background:var(--accent-light);transform:translateY(-1px)}

.nav-hamburger{display:none;flex-direction:column;gap:5px;padding:6px}
.nav-hamburger span{display:block;width:22px;height:1.5px;background:var(--text-mid);transition:transform .3s,opacity .3s}
.nav-hamburger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-hamburger.open span:nth-child(2){opacity:0}
.nav-hamburger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.mobile-nav{
  display:none;position:fixed;top:var(--nav-h);left:0;right:0;z-index:99;
  background:var(--bg-surface);border-bottom:1px solid var(--border);
  padding:16px var(--gutter) 24px;flex-direction:column
}
.mobile-nav.open{display:flex}
.mobile-nav a{display:block;padding:13px 0;font-size:15px;font-weight:500;color:var(--text-mid);border-bottom:1px solid var(--border);transition:color .2s}
.mobile-nav a:last-child{border:none;margin-top:8px;color:var(--accent)}
.mobile-nav a:hover{color:var(--text)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-size:12px;font-weight:600;letter-spacing:0.09em;text-transform:uppercase;padding:14px 28px;border-radius:2px;transition:all .2s var(--ease)}
.btn-primary{background:var(--accent);color:var(--bg)}
.btn-primary:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,125,62,.28)}
.btn-ghost{background:transparent;color:var(--text-mid);border:1px solid var(--border-light)}
.btn-ghost:hover{color:var(--text);border-color:var(--text-muted);transform:translateY(-2px)}

/* ── Section anatomy ── */
.s-label{font-family:var(--font-mono);font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:flex;align-items:center;gap:12px}
.s-label::before{content:'';display:block;width:28px;height:1px;background:var(--accent)}
.s-title{font-family:var(--font-display);font-size:clamp(28px,4.5vw,52px);font-weight:300;line-height:1.08;color:var(--white);letter-spacing:-0.01em}
.s-title em{font-style:italic;color:var(--accent)}
.s-body{font-size:16px;color:var(--text-mid);line-height:1.78;max-width:580px}

/* ── Divider ── */
.rule{border:none;border-top:1px solid var(--border);margin:80px 0}

/* ── Stats ── */
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--border);border:1px solid var(--border);border-radius:2px;overflow:hidden}
.stat{background:var(--bg-surface);padding:28px 24px}
.stat-n{font-family:var(--font-display);font-size:40px;font-weight:300;letter-spacing:-0.01em;color:var(--white);line-height:1;margin-bottom:4px}
.stat-n span{color:var(--accent)}
.stat-l{font-family:var(--font-mono);font-size:10px;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-muted)}

/* ── Cards ── */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1px;background:var(--border);border:1px solid var(--border);border-radius:2px;overflow:hidden}
.card{background:var(--bg-surface);padding:36px 30px;display:flex;flex-direction:column;position:relative;transition:background .25s}
.card:hover{background:var(--bg-raised)}
.card::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--accent);transition:width .3s var(--ease)}
.card:hover::after{width:100%}
.card-num{font-family:var(--font-mono);font-size:11px;letter-spacing:0.12em;color:var(--text-muted);margin-bottom:14px}
.card h3{font-family:var(--font-display);font-size:20px;font-weight:500;color:var(--white);margin-bottom:10px;line-height:1.2}
.card p{font-size:14px;color:var(--text-mid);line-height:1.68;flex:1}
.card-arrow{display:flex;align-items:center;gap:6px;margin-top:22px;font-family:var(--font-mono);font-size:10px;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent);transition:gap .2s}
.card:hover .card-arrow{gap:10px}

/* ── Page hero ── */
.page-hero{padding:calc(var(--nav-h) + 72px) 0 72px;border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-hero-coord{font-family:var(--font-mono);font-size:11px;letter-spacing:0.14em;color:var(--text-muted);margin-bottom:18px}

/* ── Two-col layout ── */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.two-col.align-center{align-items:center}
@media(max-width:768px){.two-col{grid-template-columns:1fr;gap:40px}}

/* ── Form ── */
.form-group{margin-bottom:22px}
.form-group label{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}
.form-group input,.form-group textarea,.form-group select{
  width:100%;background:var(--bg-surface);border:1px solid var(--border-light);border-radius:2px;
  padding:13px 15px;font-family:var(--font-body);font-size:15px;color:var(--text);outline:none;transition:border-color .2s;-webkit-appearance:none
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--accent)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted)}
.form-group textarea{min-height:130px;resize:vertical}
.form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234E535D' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:16px;cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}

/* ── Footer ── */
footer{border-top:1px solid var(--border);padding:56px 0 40px;margin-top:100px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;margin-bottom:44px}
.footer-brand-name{font-family:var(--font-display);font-size:17px;font-weight:500;letter-spacing:0.12em;text-transform:uppercase;color:var(--white);margin-bottom:10px}
.footer-brand p{font-size:13px;color:var(--text-muted);line-height:1.75;max-width:270px}
.footer-col h4{font-family:var(--font-mono);font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent);margin-bottom:16px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13px;color:var(--text-muted);transition:color .2s}
.footer-col a:hover{color:var(--text)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:28px;border-top:1px solid var(--border)}
.footer-bottom p,.footer-reg{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);line-height:1.6}
.footer-reg{text-align:right}

/* ── Animations ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
[data-anim]{opacity:0}
[data-anim].visible{animation:fadeUp .65s var(--ease) forwards}
[data-anim="1"].visible{animation-delay:.08s}
[data-anim="2"].visible{animation-delay:.18s}
[data-anim="3"].visible{animation-delay:.3s}
[data-anim="4"].visible{animation-delay:.44s}

/* ── Responsive ── */
@media(max-width:900px){.nav-links{gap:18px}}
@media(max-width:768px){
  .nav-links{display:none}
  .nav-hamburger{display:flex}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
  .footer-reg{text-align:center}
  .card-grid{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){.stat-row{grid-template-columns:1fr}}