/* BITFORGE — Demo Design Showcase · gestaltet von loew.me */
:root{
  --bg:#0a0c12; --bg-2:#0d1020; --panel:#11162b; --panel-2:#0e1324;
  --line:#232a45; --line-soft:#1a2038;
  --text:#eef1fb; --muted:#9aa6c9; --muted-2:#6c789e;
  --accent-1:#5b8cff; --accent-2:#a06bff;
  --grad:linear-gradient(120deg,#5b8cff,#a06bff);
  --grad-soft:linear-gradient(120deg,rgba(91,140,255,.16),rgba(160,107,255,.16));
  --glow:0 0 0 1px rgba(91,140,255,.35),0 10px 40px -10px rgba(91,140,255,.45);
  --radius:16px; --maxw:1200px;
  --mono:"Space Grotesk",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 600px at 78% -5%,rgba(91,140,255,.12),transparent 60%),
    radial-gradient(700px 500px at 10% 8%,rgba(160,107,255,.10),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(91,140,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(91,140,255,.05) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(circle at 50% 0,#000,transparent 75%);
          mask-image:radial-gradient(circle at 50% 0,#000,transparent 75%);
}
h1,h2,h3{font-family:var(--mono);font-weight:700;line-height:1.1;letter-spacing:-.02em;margin:0 0 .4em}
h1{font-size:clamp(2.4rem,6vw,4.3rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.7rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem;color:var(--muted)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:.8rem;letter-spacing:.28em;text-transform:uppercase;color:var(--accent-1);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--grad)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,40px)}
section{padding:clamp(64px,9vw,120px) 0}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.center .lead{margin-inline:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--mono);font-weight:600;
  font-size:.98rem;padding:.85rem 1.5rem;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s;position:relative}
.btn-primary{background:var(--grad);color:#0a0c12}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px -10px rgba(120,120,255,.7)}
.btn-ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--accent-1);box-shadow:var(--glow);transform:translateY(-3px)}
.btn .arrow{transition:transform .25s}.btn:hover .arrow{transform:translateX(4px)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(10,12,18,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--mono);font-weight:700;font-size:1.25rem;letter-spacing:-.02em}
.brand .logo{width:30px;height:30px;border-radius:8px;background:var(--grad);position:relative;box-shadow:var(--glow)}
.brand .logo::after{content:"</>";position:absolute;inset:0;display:grid;place-items:center;font-size:.62rem;color:#0a0c12;font-weight:700}
.nav-links{display:flex;align-items:center;gap:.35rem;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--mono);font-size:.92rem;color:var(--muted);padding:.5rem .85rem;border-radius:8px;position:relative;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{content:"";position:absolute;left:.85rem;right:.85rem;bottom:.28rem;height:2px;background:var(--grad);border-radius:2px}
.nav-cta{margin-left:.6rem}
.hamburger{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:44px;height:40px;cursor:pointer;padding:0}
.hamburger span{display:block;width:20px;height:2px;margin:3px auto;background:var(--text);transition:.3s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* Hero */
.hero{position:relative;padding-top:clamp(48px,7vw,88px)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero h1{margin-top:.4rem}
.typed-wrap{font-family:var(--mono);color:var(--accent-1);min-height:1.4em;font-size:1.05rem;margin-bottom:.6rem}
.caret{display:inline-block;width:9px;background:var(--accent-2);margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.6rem}
.hero-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:0 30px 80px -30px rgba(91,140,255,.5);aspect-ratio:16/10}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(10,12,18,.55))}

/* Marquee / tech strip */
.strip{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--panel-2);
  overflow:hidden;padding:0}
.marquee{display:flex;gap:3rem;padding:18px 0;white-space:nowrap;width:max-content;animation:scroll 26s linear infinite}
.marquee span{font-family:var(--mono);color:var(--muted-2);font-size:1rem;letter-spacing:.04em;display:inline-flex;align-items:center;gap:3rem}
.marquee span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent-1)}
@keyframes scroll{to{transform:translateX(-50%)}}
.strip:hover .marquee{animation-play-state:paused}

/* Cards / grid */
.grid{display:grid;gap:22px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.card{background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;position:relative;overflow:hidden;transition:transform .3s,border-color .3s,box-shadow .3s}
.card::before{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:opacity .3s}
.card:hover{transform:translateY(-6px);border-color:rgba(91,140,255,.5);box-shadow:var(--glow)}
.card:hover::before{opacity:1}
.card>*{position:relative}
.card .num{font-family:var(--mono);color:var(--accent-2);font-size:.82rem;letter-spacing:.15em}
.card .ico{width:48px;height:48px;border-radius:12px;background:var(--grad-soft);border:1px solid var(--line);
  display:grid;place-items:center;font-size:1.5rem;margin-bottom:1rem}
.card h3{margin-bottom:.5rem}
.card p{margin:0;font-size:.98rem}
.card .tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1rem}
.tag{font-family:var(--mono);font-size:.72rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:.2rem .6rem}

/* section head */
.sec-head{max-width:64ch;margin-bottom:44px}
.sec-head.center{margin-inline:auto}

/* Counters */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:52px 0}
.stat{text-align:center}
.stat .val{font-family:var(--mono);font-weight:700;font-size:clamp(2.2rem,5vw,3.4rem);line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--muted);font-size:.92rem;margin-top:.5rem;font-family:var(--mono)}

/* Feature split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,60px);align-items:center}
.split .media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:5/4;box-shadow:0 24px 60px -30px rgba(160,107,255,.5)}
.split .media img{width:100%;height:100%;object-fit:cover}
.tick{list-style:none;padding:0;margin:1rem 0 0;display:grid;gap:.7rem}
.tick li{position:relative;padding-left:1.9rem;color:var(--muted)}
.tick li::before{content:"→";position:absolute;left:0;color:var(--accent-1);font-family:var(--mono)}

/* Detailed service rows */
.srv{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:start;padding:34px 0;border-top:1px solid var(--line-soft)}
.srv .idx{font-family:var(--mono);color:var(--accent-2);font-size:1.1rem}
.srv h3{font-size:1.5rem;margin-bottom:.4rem}
.srv .aside{font-family:var(--mono);color:var(--muted-2);font-size:.82rem;text-align:right;min-width:120px}

/* Case study grid */
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--panel)}
.case img{width:100%;height:100%;object-fit:cover;transition:transform .6s,filter .4s;filter:saturate(1.05)}
.case::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,12,18,.92))}
.case:hover img{transform:scale(1.06)}
.case .cap{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:24px;transition:transform .4s}
.case .cap .k{font-family:var(--mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-1)}
.case .cap h3{margin:.35rem 0 .1rem;font-size:1.35rem}
.case .cap p{margin:0;color:var(--muted);font-size:.92rem;max-height:0;opacity:0;overflow:hidden;transition:max-height .45s,opacity .35s,margin .35s}
.case:hover .cap p,.case:focus-within .cap p{max-height:120px;opacity:1;margin-top:.5rem}
.case .tags{position:absolute;top:16px;left:16px;z-index:2}

/* Team */
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.member{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .3s,border-color .3s,box-shadow .3s}
.member:hover{transform:translateY(-6px);border-color:rgba(160,107,255,.5);box-shadow:var(--glow)}
.avatar{width:64px;height:64px;border-radius:14px;background:var(--grad);display:grid;place-items:center;font-family:var(--mono);font-weight:700;font-size:1.4rem;color:#0a0c12;margin-bottom:1rem}
.member h3{font-size:1.15rem;margin-bottom:.15rem}
.member .role{font-family:var(--mono);color:var(--accent-1);font-size:.85rem;margin-bottom:.7rem}
.member p{font-size:.92rem;margin:0}

/* Process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step .n{font-family:var(--mono);font-size:2rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.step h3{font-size:1.15rem;margin:.6rem 0 .4rem}
.step p{font-size:.92rem;margin:0}

/* CTA band */
.cta-band{position:relative;border:1px solid var(--line);border-radius:24px;padding:clamp(40px,6vw,72px);text-align:center;overflow:hidden;
  background:radial-gradient(120% 140% at 50% 0,rgba(91,140,255,.16),transparent 60%),var(--panel-2)}
.cta-band h2{margin-bottom:.5rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:clamp(28px,4vw,48px);align-items:start}
form{display:grid;gap:18px}
.field{display:grid;gap:.4rem}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{font-family:var(--mono);font-size:.85rem;color:var(--muted)}
input,select,textarea{width:100%;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;
  padding:.8rem 1rem;color:var(--text);font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent-1);box-shadow:0 0 0 3px rgba(91,140,255,.18)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239aa6c9' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center}
textarea{resize:vertical;min-height:130px}
.form-note{font-size:.82rem;color:var(--muted-2)}
.form-status{font-family:var(--mono);font-size:.9rem;color:var(--accent-1);min-height:1.2em}
.info-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:22px}
.info-card h3{font-size:1.1rem}
.info-card .row{display:flex;gap:.7rem;color:var(--muted);margin:.5rem 0;font-size:.95rem}
.info-card .row b{color:var(--text);font-weight:600}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;position:relative;
  background:radial-gradient(circle at 40% 40%,#141a30,#0b0e1c)}
.map .pin{position:absolute;top:45%;left:44%;width:18px;height:18px;border-radius:50% 50% 50% 0;background:var(--grad);transform:rotate(-45deg);box-shadow:0 0 0 6px rgba(91,140,255,.2)}
.map .lbl{position:absolute;bottom:14px;left:16px;font-family:var(--mono);font-size:.8rem;color:var(--muted)}
.map::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(91,140,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(91,140,255,.08) 1px,transparent 1px);background-size:34px 34px}

/* page hero (inner) */
.page-hero{padding:clamp(56px,8vw,96px) 0 clamp(20px,3vw,32px)}
.page-hero .lead{margin-top:.4rem}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.from-left{transform:translateX(-36px)}
.reveal.from-right{transform:translateX(36px)}
.reveal.from-left.in,.reveal.from-right.in{transform:none}
[data-delay="1"]{transition-delay:.08s}[data-delay="2"]{transition-delay:.16s}
[data-delay="3"]{transition-delay:.24s}[data-delay="4"]{transition-delay:.32s}

/* Footer */
.site-footer{border-top:1px solid var(--line-soft);background:var(--panel-2);padding:56px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:36px}
.foot-grid p{font-size:.95rem}
.foot-col h4{font-family:var(--mono);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin:0 0 1rem}
.foot-col a{display:block;color:var(--muted);padding:.28rem 0;font-size:.95rem;transition:color .2s}
.foot-col a:hover{color:var(--accent-1)}
.foot-bottom{border-top:1px solid var(--line-soft);padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted-2);font-size:.9rem;font-family:var(--mono)}

@media(max-width:920px){
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr}
  .hero-media{order:-1}
  .g-3,.team,.steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:34px}
  .cases{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(10,12,18,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
    padding:12px 20px 24px;transform:translateY(-140%);transition:transform .35s;z-index:40}
  .nav-links.open{transform:none}
  .nav-links a{padding:.9rem .4rem;border-bottom:1px solid var(--line-soft)}
  .nav-links a.active::after{display:none}
  .nav-cta{margin:12px 0 0}.hamburger{display:block}
  .srv{grid-template-columns:auto 1fr}.srv .aside{grid-column:2;text-align:left;margin-top:.4rem}
}
@media(max-width:560px){
  .g-2,.g-3,.row-2,.team,.steps,.foot-grid{grid-template-columns:1fr}
  body{font-size:16px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}