/* ============================================================
   HYPATIA – Design-System
   Dunkles, futuristisches Interface für die Forschungsplattform
   ============================================================ */
:root{
  --bg:#06080f;            /* Tiefes Nachtblau */
  --bg-2:#0a0e1a;          /* Angehobene Fläche */
  --bg-3:#0f1526;          /* Karten */
  --ink:#eef1fa;           /* Primärtext */
  --ink-2:#aab4cf;         /* Sekundärtext */
  --muted:#67718c;         /* Gedämpft / Mono-Labels */
  --line:rgba(160,175,215,.14);
  --line-strong:rgba(160,175,215,.26);
  --violet:#8b7cff;        /* HYPATIA Primär */
  --violet-deep:#5f4b8b;   /* Brücke zur mathics-Familie */
  --cyan:#37d8c6;          /* Akzent */
  --magenta:#e87ba4;       /* Sparsamer Zweitakzent */
  --good:#4ade80;
  --warn:#fbbf24;
  --crit:#f87171;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.08);
  --radius:18px;
  --radius-s:12px;
  --maxw:1180px;
  --font-d:'Space Grotesk',sans-serif;
  --font-b:'IBM Plex Sans',system-ui,sans-serif;
  --font-m:'IBM Plex Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}
body{
  font-family:var(--font-b);
  background:var(--bg);
  color:var(--ink);
  line-height:1.65;
  font-size:16.5px;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--violet);color:#0a0e1a}
a{color:inherit}
:focus-visible{outline:2.5px solid var(--cyan);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.12;letter-spacing:-.015em;font-weight:700}
.mono{font-family:var(--font-m)}
.eyebrow{
  font-family:var(--font-m);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);display:block;margin-bottom:1rem;
}
.grad-text{
  background:linear-gradient(92deg,#c9c2ff 0%,var(--violet) 38%,var(--cyan) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.muted{color:var(--ink-2)}
code,kbd{font-family:var(--font-m);font-size:.86em;background:var(--glass);border:1px solid var(--line);border-radius:6px;padding:.08em .4em}

/* ---------- Hintergrund-Atmosphäre ---------- */
.sky{position:fixed;inset:0;z-index:-2;background:var(--bg);overflow:hidden;pointer-events:none}
.sky::before{
  content:"";position:absolute;inset:-20%;
  background:
    radial-gradient(38% 30% at 18% 8%,rgba(95,75,139,.42),transparent 70%),
    radial-gradient(30% 26% at 85% 12%,rgba(55,216,198,.13),transparent 70%),
    radial-gradient(45% 38% at 60% 95%,rgba(139,124,255,.14),transparent 70%);
  filter:blur(10px);
}
.sky::after{ /* feines Punktraster – Vermessungs-Metapher */
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(170,180,215,.16) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),rgba(0,0,0,.12) 45%,rgba(0,0,0,.35));
}

/* ---------- Navigation ---------- */
header.site{
  position:sticky;top:0;z-index:60;
  background:rgba(6,8,15,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;font-family:var(--font-d);font-weight:700;font-size:1.22rem;letter-spacing:.04em}
.brand img,.brand svg{display:block;width:34px;height:34px}
.brand .by{font-family:var(--font-m);font-weight:400;font-size:.66rem;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin-top:.35rem}
.nav-links{display:flex;gap:1.5rem;list-style:none;align-items:center}
.nav-links a{text-decoration:none;font-size:.92rem;font-weight:500;color:var(--ink-2);transition:color .15s}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--ink)}
.nav-cta{
  background:linear-gradient(92deg,var(--violet),var(--cyan));color:#06080f!important;
  padding:.55rem 1.15rem;border-radius:999px;font-weight:700;
  transition:transform .15s,box-shadow .15s;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(139,124,255,.35)}
.menu-btn{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--ink)}
@media(max-width:860px){
  .nav-links{
    display:none;position:absolute;top:66px;left:0;right:0;
    background:rgba(6,8,15,.97);border-bottom:1px solid var(--line);
    flex-direction:column;padding:1.2rem;gap:1rem;
  }
  .nav-links.open{display:flex}
  .menu-btn{display:block}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;text-decoration:none;font-weight:700;font-size:.97rem;
  padding:.8rem 1.6rem;border-radius:999px;border:0;cursor:pointer;font-family:var(--font-b);
  transition:transform .16s,box-shadow .16s,background .16s;
}
.btn.primary{background:linear-gradient(92deg,var(--violet),var(--cyan));color:#06080f}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(139,124,255,.4)}
.btn.ghost{border:1.5px solid var(--line-strong);color:var(--ink);background:transparent}
.btn.ghost:hover{border-color:var(--violet);background:var(--glass)}
.btn.small{padding:.5rem 1rem;font-size:.85rem}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btnrow{display:flex;gap:.9rem;flex-wrap:wrap;align-items:center}

/* ---------- Hero ---------- */
.hero{position:relative;padding:6.5rem 0 5rem;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:3.5rem;align-items:center}
.hero h1{font-size:clamp(2.5rem,5.6vw,4.1rem);margin:.4rem 0 1.3rem}
.hero p.lead{font-size:1.16rem;color:var(--ink-2);max-width:35rem;margin-bottom:2rem}
.hero-badges{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:2.2rem}
.pill{
  font-family:var(--font-m);font-size:.7rem;letter-spacing:.08em;
  border:1px solid var(--line);background:var(--glass);border-radius:999px;
  padding:.32rem .85rem;color:var(--ink-2);
}
.pill b{color:var(--cyan);font-weight:500}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr}.hero{padding:4rem 0 3.5rem}}

/* ---------- Sektionen ---------- */
section{padding:5rem 0;position:relative}
section h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:1rem}
.section-intro{max-width:46rem;color:var(--ink-2);margin-bottom:2.6rem;font-size:1.05rem}
.divide{border-top:1px solid var(--line)}

/* ---------- Glaskarten ---------- */
.gcard{
  background:linear-gradient(165deg,var(--glass-2),var(--glass) 55%);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem 1.6rem;position:relative;
  transition:transform .2s,border-color .2s,box-shadow .2s;
}
.gcard:hover{transform:translateY(-4px);border-color:rgba(139,124,255,.45);box-shadow:0 18px 44px rgba(0,0,0,.45)}
.gcard h3{font-size:1.12rem;margin-bottom:.5rem}
.gcard p{font-size:.93rem;color:var(--ink-2)}
.gcard .gnum{font-family:var(--font-m);font-size:.7rem;color:var(--cyan);letter-spacing:.16em;display:block;margin-bottom:.7rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
@media(max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ---------- Phasen-Leiste (Landing) ---------- */
.phasen{counter-reset:phase}
.phase-row{
  display:grid;grid-template-columns:64px 1fr auto;gap:1.4rem;align-items:start;
  padding:1.5rem 1.4rem;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--glass);margin-bottom:.9rem;text-decoration:none;
  transition:border-color .2s,background .2s,transform .2s;
}
.phase-row:hover{border-color:rgba(55,216,198,.5);background:var(--glass-2);transform:translateX(6px)}
.phase-num{
  font-family:var(--font-m);font-size:1.25rem;color:var(--cyan);
  border:1px solid var(--line-strong);border-radius:12px;width:56px;height:56px;
  display:grid;place-items:center;background:var(--bg-2);
}
.phase-row h3{font-size:1.15rem;margin-bottom:.3rem}
.phase-row p{font-size:.92rem;color:var(--ink-2);max-width:44rem}
.phase-go{font-family:var(--font-m);font-size:.78rem;color:var(--cyan);align-self:center;white-space:nowrap}
@media(max-width:720px){.phase-row{grid-template-columns:48px 1fr}.phase-go{display:none}.phase-num{width:44px;height:44px;font-size:1rem}}

/* ---------- Formulare ---------- */
fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem 1.5rem 1.6rem;margin-bottom:1.4rem;background:var(--glass)}
legend{font-family:var(--font-d);font-weight:700;font-size:1.02rem;padding:0 .6rem}
label{display:block;margin-top:.9rem;font-weight:600;font-size:.9rem}
input[type=text],input[type=email],input[type=number],select,textarea{
  width:100%;padding:.62rem .8rem;margin-top:.35rem;
  border:1px solid var(--line-strong);border-radius:10px;font-size:.95rem;
  background:var(--bg-2);color:var(--ink);font-family:var(--font-b);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--violet);outline-offset:0;border-color:transparent}
input[type=range]{width:100%;accent-color:var(--violet);margin-top:.5rem}
input[type=checkbox],input[type=radio]{accent-color:var(--violet);width:1.05rem;height:1.05rem}
.hint{font-weight:400;color:var(--muted);font-size:.8rem;margin-top:.25rem;line-height:1.5}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}
@media(max-width:720px){.row2,.row3{grid-template-columns:1fr}}
.choice{
  display:flex;gap:.7rem;align-items:flex-start;padding:.85rem 1rem;margin-top:.6rem;
  border:1px solid var(--line);border-radius:var(--radius-s);cursor:pointer;
  background:var(--bg-2);transition:border-color .15s,background .15s;font-weight:400;
}
.choice:hover{border-color:var(--violet)}
.choice:has(input:checked){border-color:var(--violet);background:rgba(139,124,255,.09)}
.choice b{display:block;font-size:.94rem;font-weight:600}
.choice span{font-size:.83rem;color:var(--ink-2)}
.choice .addon{font-family:var(--font-m);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--magenta);border:1px solid currentColor;border-radius:999px;padding:.1rem .5rem;margin-left:.4rem}
.choice .std{font-family:var(--font-m);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--good);border:1px solid currentColor;border-radius:999px;padding:.1rem .5rem;margin-left:.4rem}

/* ---------- Ausgabe-Panels ---------- */
.out{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.3rem 1.4rem;font-size:.9rem;white-space:pre-wrap;
  font-family:var(--font-m);line-height:1.7;max-height:520px;overflow:auto;
}
.result-tile{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:1rem 1.2rem;text-align:center;
}
.result-tile .v{font-family:var(--font-d);font-size:2rem;font-weight:700;color:var(--cyan);display:block;line-height:1.2}
.result-tile .l{font-family:var(--font-m);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ---------- Tabellen ---------- */
table{width:100%;border-collapse:collapse;font-size:.88rem}
th{font-family:var(--font-m);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:.55rem .7rem;border-bottom:1px solid var(--line-strong)}
td{padding:.55rem .7rem;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top}
td b,td strong{color:var(--ink)}
tr:hover td{background:var(--glass)}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--bg-2)}

/* ---------- Status ---------- */
.status{font-family:var(--font-m);font-size:.72rem;letter-spacing:.05em;border-radius:999px;padding:.16rem .6rem;white-space:nowrap}
.status.ok{color:var(--good);border:1px solid rgba(74,222,128,.4);background:rgba(74,222,128,.08)}
.status.warn{color:var(--warn);border:1px solid rgba(251,191,36,.4);background:rgba(251,191,36,.08)}
.status.crit{color:var(--crit);border:1px solid rgba(248,113,113,.4);background:rgba(248,113,113,.08)}

/* ---------- Studio-Shell ---------- */
.studio-layout{display:grid;grid-template-columns:250px 1fr;gap:2.4rem;padding:2.6rem 0 4rem}
.studio-nav{position:sticky;top:92px;align-self:start;display:flex;flex-direction:column;gap:.3rem}
.studio-nav a{
  display:flex;gap:.7rem;align-items:baseline;text-decoration:none;
  padding:.62rem .85rem;border-radius:10px;font-size:.92rem;color:var(--ink-2);
  border:1px solid transparent;transition:background .15s,color .15s;
}
.studio-nav a:hover{background:var(--glass);color:var(--ink)}
.studio-nav a[aria-current="page"]{background:rgba(139,124,255,.12);border-color:rgba(139,124,255,.35);color:var(--ink)}
.studio-nav .n{font-family:var(--font-m);font-size:.68rem;color:var(--cyan)}
.studio-nav .cap{font-family:var(--font-m);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:.9rem .85rem .4rem}
.studio-head h1{font-size:clamp(1.7rem,3.4vw,2.4rem);margin:.3rem 0 .7rem}
.studio-head p{color:var(--ink-2);max-width:46rem}
.demo-note{
  display:flex;gap:.6rem;align-items:flex-start;margin:1.4rem 0 0;
  border:1px dashed rgba(55,216,198,.45);border-radius:var(--radius-s);
  background:rgba(55,216,198,.06);padding:.8rem 1rem;font-size:.83rem;color:var(--ink-2);
}
@media(max-width:900px){.studio-layout{grid-template-columns:1fr}.studio-nav{position:static;flex-direction:row;flex-wrap:wrap}.studio-nav .cap{display:none}}

/* ---------- KPI / Dashboard ---------- */
.kpi{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem 1.3rem}
.kpi .l{font-family:var(--font-m);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.kpi .v{font-family:var(--font-d);font-size:2.1rem;font-weight:700;line-height:1.25;display:block;margin:.15rem 0}
.kpi .d{font-size:.8rem;color:var(--ink-2)}
.bar{height:8px;border-radius:99px;background:rgba(170,180,215,.14);overflow:hidden;margin-top:.55rem}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--violet),var(--cyan))}
.panel{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem 1.5rem}
.panel h3{font-size:1.05rem;margin-bottom:.9rem}
.legend{display:flex;gap:1.1rem;flex-wrap:wrap;font-size:.78rem;color:var(--ink-2);font-family:var(--font-m)}
.legend i{display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:.4rem;vertical-align:middle}

/* ---------- Copy-Button & Toast ---------- */
.copybtn{
  font-family:var(--font-m);font-size:.74rem;border:1px solid var(--line-strong);
  background:var(--glass);color:var(--ink-2);border-radius:8px;padding:.35rem .8rem;cursor:pointer;
}
.copybtn:hover{border-color:var(--cyan);color:var(--cyan)}
.toolhead{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.7rem;flex-wrap:wrap}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--line);padding:2.6rem 0 3rem;color:var(--muted);font-size:.86rem;margin-top:2rem}
footer.site .wrap{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;align-items:center}
footer.site nav{display:flex;gap:1.4rem;flex-wrap:wrap}
footer.site a{text-decoration:none;color:var(--muted)}
footer.site a:hover{color:var(--ink)}

/* ---------- Landing-Spezifisches ---------- */
.orbit-viz svg{width:100%;height:auto;display:block}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spinrev{to{transform:rotate(-360deg)}}
.ring1{transform-origin:center;animation:spin 46s linear infinite}
.ring2{transform-origin:center;animation:spinrev 70s linear infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.floaty{animation:floaty 7s ease-in-out infinite}
.big-claim{font-size:clamp(1.5rem,3.2vw,2.3rem);font-family:var(--font-d);font-weight:700;max-width:56rem;line-height:1.3}
.big-claim em{font-style:normal;color:var(--cyan)}
.price-band{
  border:1px solid var(--line);border-radius:calc(var(--radius) + 6px);
  background:linear-gradient(150deg,rgba(95,75,139,.28),rgba(10,14,26,.6) 60%);
  padding:2.6rem 2.5rem;
}
.steplist{list-style:none;display:flex;flex-direction:column;gap:.85rem;margin-top:1.4rem}
.steplist li{display:flex;gap:.85rem;align-items:baseline;font-size:.95rem;color:var(--ink-2)}
.steplist .sn{font-family:var(--font-m);color:var(--cyan);font-size:.78rem;min-width:2rem}