/* warum-ist-unser-sql-server-langsam.de – Prototyp.
   Farben, Schriften, Radien und Easing kommen aus /assets/psg/tokens.css (gemeinsam mit psg-stack.com).
   Komponenten (Kopfzeile, Buttons, Eyebrow, Footer) folgen psg-stack-web/assets/css/site.css. */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--text);color:var(--ink);background:var(--paper);font-size:17.5px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--blue)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
h1,h2,h3,.h1-like{font-family:var(--display);font-weight:600;line-height:1.05;letter-spacing:-.01em;margin:0 0 .45em}
h1,.h1-like{font-size:clamp(2.5rem,6.4vw,5.6rem)}
h2{font-size:clamp(2.1rem,4.6vw,4rem)}
h3{font-size:clamp(1.2rem,1.7vw,1.5rem)}
p{margin:0 0 1em}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:22px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange)}
.lead{font-size:clamp(1.08rem,1.4vw,1.28rem);color:var(--ink-2);max-width:40em}
.hl-o{color:var(--orange)}

.proto{position:fixed;left:16px;bottom:16px;z-index:60;background:#fff8e6;border:1px solid #f0dca8;color:#5c4400;border-radius:999px;padding:6px 14px;font-size:.78rem;box-shadow:0 8px 24px rgba(0,0,0,.12)}

/* Kopfzeile als schwebende Karte (wie psg-stack.com) */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:50;pointer-events:none}
.site-header .bar{pointer-events:auto;width:calc(100% - 32px);max-width:calc(var(--wrap) - 24px);margin:0 auto;height:66px;padding:0 12px 0 20px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:rgba(255,255,255,.92);backdrop-filter:blur(14px) saturate(1.4);border:1px solid rgba(255,255,255,.6);border-radius:20px;box-shadow:0 10px 30px rgba(5,28,44,.18)}
/* Deckend weiß: logo-psg-hq-white.png ist innen weiß gefüllt und soll mit der Leiste verschmelzen (wie auf psg-stack.com) */
.site-header .bar{background:#fff}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);min-width:0}
.brand img{height:36px;width:auto;flex:none}
.nav{display:flex;align-items:center;gap:4px}
.nav > a:not(.btn){color:var(--ink-2);text-decoration:none;font-weight:550;font-size:.93rem;padding:8px 12px;border-radius:10px;transition:background .2s,color .2s}
.nav > a:not(.btn):hover{background:var(--blue-50);color:var(--blue)}
.nav .btn{margin-left:8px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font-weight:650;font-size:.97rem;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:background .25s,color .25s,border-color .25s}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 10px 24px rgba(240,125,26,.28)}
.btn-orange:hover{background:var(--orange-600)}
.btn-line{border-color:currentColor;color:inherit;background:transparent}
.btn-sm{padding:10px 18px;font-size:.9rem}
.btn .arr{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.actions{display:flex;gap:12px;flex-wrap:wrap}

/* Hero: Chaos → Ordnung, per Scrollen */
.chaos{position:relative;height:300vh;background:var(--navy);color:#fff}
.chaos-sticky{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;background:
  radial-gradient(ellipse 60% 55% at 62% 42%, rgba(0,97,137,.42), transparent 70%),
  radial-gradient(ellipse 40% 35% at 20% 90%, rgba(240,125,26,.10), transparent 70%),
  var(--navy)}
.chaos-sticky::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 60% 45%,#000 20%,transparent 75%)}
.chaos-stage{position:absolute;inset:0}
.chaos-stage canvas{width:100%;height:100%;display:block}
.chaos-copy{position:absolute;left:0;right:0;bottom:clamp(40px,9vh,96px);pointer-events:none}
.chaos-copy > div{max-width:700px;transition:opacity .5s var(--ease),transform .6s var(--ease)}
.chaos-copy .actions{pointer-events:auto}
.chaos-copy .eyebrow{color:#cfe3f1}
.chaos-copy h1,.chaos-copy .h1-like{color:#fff;text-shadow:0 4px 40px rgba(0,0,0,.35)}
.chaos-copy .lead{color:#c9dbe8;margin-bottom:30px}
.copy-a h1{font-size:clamp(2.4rem,5.2vw,4.8rem)}
.copy-b{position:absolute;bottom:0;opacity:0;transform:translateY(24px);pointer-events:none}
.chaos.is-ordered .copy-a{opacity:0;transform:translateY(-24px);pointer-events:none}
.chaos.is-ordered .copy-a .actions{pointer-events:none}
.chaos.is-ordered .copy-b{opacity:1;transform:none}
.copy-b .actions{pointer-events:none}
.chaos.is-ordered .copy-b .actions{pointer-events:auto}
.chaos-copy > .copy-b{max-width:none;left:28px;right:28px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:0 56px;align-items:end}
.copy-b .eyebrow{grid-column:1/-1;margin-bottom:14px}
.copy-b .h1-like{font-size:clamp(2.2rem,4.4vw,4rem);margin:0}
.copy-b .lead{font-size:1.02rem;margin-bottom:18px}

/* HUD: Balken wächst mit der Zahl der offenen Fragen, ein Segment je Befund */
.chaos-hud{position:absolute;top:104px;left:0;right:0;display:flex;align-items:flex-end;gap:28px;transition:opacity .4s}
.hud-bar{flex:1;height:8px;margin-bottom:11px;background:rgba(255,255,255,.07);-webkit-mask-image:repeating-linear-gradient(90deg,#000 0 calc(100% / var(--n,48) - 3px),transparent 0 calc(100% / var(--n,48)));mask-image:repeating-linear-gradient(90deg,#000 0 calc(100% / var(--n,48) - 3px),transparent 0 calc(100% / var(--n,48)))}
.hud-bar{transition:opacity .4s}
.chaos.is-ordered .hud-bar{opacity:0}
.hud-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--orange-600),var(--orange));box-shadow:0 0 18px rgba(240,125,26,.6);transition:width .3s var(--ease)}
.hud-num{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:#7fa3bd;text-align:right;display:flex;flex-direction:column;gap:4px;min-width:9.5em}
.hud-v{font-size:1.9rem;letter-spacing:0;color:var(--orange);font-weight:600;transition:color .4s}
.chaos.is-ordered .hud-v{color:var(--blue-300)}
.scroll-hint{position:absolute;right:max(28px,calc((100vw - var(--wrap))/2 + 28px));bottom:clamp(40px,9vh,96px);font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:#7fa3bd;display:flex;align-items:center;gap:10px;transition:opacity .4s}
.scroll-hint span{width:1px;height:38px;background:linear-gradient(#7fa3bd,transparent);animation:hint 2s var(--ease) infinite}
@keyframes hint{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
.chaos.is-ordered .scroll-hint{opacity:0}
.order-anchor{position:absolute;top:calc(300vh - 115vh);height:1px;width:1px}

/* Tooltip für Beschriftungen in der Szene */
.chaos-tip{position:fixed;z-index:40;max-width:320px;padding:14px 16px;border-radius:var(--radius-sm);background:rgba(255,255,255,.97);color:var(--ink);box-shadow:0 18px 40px rgba(0,0,0,.35);font-size:.9rem;line-height:1.45;pointer-events:none;opacity:0;transform:translateY(6px);transition:opacity .18s,transform .18s}
.chaos-tip.on{opacity:1;transform:none}
.chaos-tip .k{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:4px}
.chaos-tip b{display:block;font-family:var(--display);font-weight:600;font-size:1.08rem;margin-bottom:4px}
.chaos-stage canvas.hovering{cursor:help}

/* Inhalt */
.sec{padding:clamp(80px,11vw,150px) 0}
.sec h2{max-width:14em}
.kat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:56px}
.kat{border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px 18px;background:#fff;position:relative;overflow:hidden}
.kat::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--kc,var(--blue))}
.kat[data-kat="konfig"]{--kc:var(--orange)}
.kat[data-kat="waits"]{--kc:var(--blue-300)}
.kat[data-kat="plaene"]{--kc:var(--blue)}
.kat[data-kat="indizes"]{--kc:var(--navy-2)}
.kat[data-kat="storage"]{--kc:#7fa3bd}
.kat[data-kat="zeit"]{--kc:var(--orange-600)}
.kat h3{margin-bottom:16px}
.kat ul{list-style:none;margin:0;padding:0}
.kat li{padding:12px 0;border-top:1px solid var(--line);font-size:.93rem;line-height:1.5;color:var(--ink-2)}
.kat li b{display:block;color:var(--ink);font-weight:650;margin-bottom:2px}
.kat li span{display:block}
.kat li.flash{animation:flash 1.6s var(--ease)}
@keyframes flash{0%,30%{background:var(--orange-100)}100%{background:transparent}}

.sec-dark{background:var(--navy);color:#fff}
.sec-dark .eyebrow{color:#cfe3f1}
.sec-dark h2{color:#fff}
.steps{list-style:none;margin:56px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.steps li{border-top:1px solid rgba(255,255,255,.18);padding-top:22px}
.steps .n{font-family:var(--mono);font-size:.8rem;color:var(--orange)}
.steps h3{color:#fff;margin:10px 0 8px}
.steps p{color:#b9cddb;font-size:.95rem;line-height:1.55;margin:0}
.cta{margin-top:72px;padding:36px;border-radius:var(--radius);background:var(--navy-2);display:flex;flex-direction:column;align-items:flex-start;gap:24px}
.cta p{margin:0;color:#c9dbe8;font-size:1.05rem}
.cta p a{color:#fff;text-decoration-color:var(--orange);text-underline-offset:3px}
.cta p a:hover{color:var(--orange-100)}

.narrow{max-width:900px}

/* Unterseiten (Impressum, Datenschutz, 404) */
.page-head{background:var(--navy);color:#fff;padding:150px 0 64px}
.page-head .eyebrow{color:#cfe3f1}
.page-head h1{color:#fff;font-size:clamp(2.4rem,5vw,4rem)}
.page-head p{color:#c9dbe8;margin:0;max-width:40em}
.legal{padding:64px 0 96px}
.legal h2{font-size:clamp(1.3rem,2vw,1.6rem);margin:40px 0 12px}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{color:var(--ink-2);max-width:46em}
.legal ul{padding-left:1.2em}
.site-footer.plain{padding-top:40px}
.site-footer{background:var(--navy);color:#7fa3bd;padding:0 0 40px;font-size:.8rem}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.imprint{border-top:1px solid rgba(255,255,255,.1);padding-top:26px;line-height:1.6;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}

@media (max-width:960px){
  .kat-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .nav > a:not(.btn){display:none}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .site-header .bar{width:calc(100% - 20px);padding:0 8px 0 14px;height:58px}
  .kat-grid,.steps{grid-template-columns:1fr}
  .chaos-hud{top:88px;gap:16px}
  .hud-num{min-width:0}
  .chaos.is-ordered .chaos-hud{opacity:0}
  .scroll-hint{display:none}
  .chaos-copy > .copy-b{left:16px;right:16px;grid-template-columns:1fr}
  .copy-b .h1-like{margin-bottom:18px}
  .copy-b .lead{display:none}
  .cta{padding:26px}
}