/* ==========================================================================
   HK Heun · Landingpage Gitterroste · Stylesheet v1 (04.11.2026)
   Präfix: .hk-  · Tokens: --hk-*  · Kein globaler Reset (Kapselung)
   Stil (Orientierung batrea/Müller Safe): hell-dominant mit dunklen Drama-Flächen, große enge Headlines (Figtree),
   Soft-Shadows statt Linien, gerundete Tiles, Pill-Buttons. Akzent: Heun-Blau #0080c5, Zink-Silber für Metall.
   Struktur: 1 Tokens · 2 Basis · 3 Typografie · 4 Bausteine · 5 Header/Spy · 6 Hero (Scrollytelling) · 7 Kurzantwort
             8 Einsatz · 9 Prinzip · 10 Lagerprogramm · 11 Sonderanfertigung · 12 Zubehör · 13 Material/Lieferung
             14 Heun · 15 FAQ · 16 Anfrage · 17 Footer · 18 CTA-Bänder · 19 Motion/Reduced Motion
   ========================================================================== */

/* 1 · Tokens */
.hk-root{
  --hk-blue:#0080c5;--hk-blue-600:#006fac;--hk-blue-700:#005d90;--hk-blue-50:#e8f4fb;--hk-blue-100:#cfe8f6;
  --hk-zinc:#b8bec6;--hk-zinc-2:#8e959e;--hk-steel:#4a5058;--hk-ok:#3fae2a;--hk-warn:#d8261f;
  --hk-white:#fff;--hk-bg:#fff;--hk-soft:#f4f5f7;--hk-soft-2:#eceef1;
  --hk-ink-900:#08090b;--hk-ink-800:#0f1216;--hk-ink-700:#161a1f;--hk-ink-600:#1e232a;
  --hk-text:#1d1d1f;--hk-text-2:#5f6368;--hk-text-3:#80848a;--hk-on-dark:#f5f5f7;--hk-on-dark-2:#aab0b7;--hk-on-dark-3:#7b8088;--hk-line:#e6e8eb;
  --hk-fg:var(--hk-text);--hk-muted:var(--hk-text-2);
  --hk-font:'Figtree',system-ui,'Segoe UI',Helvetica,Arial,sans-serif;--hk-mono:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --hk-fs-eyebrow:clamp(.85rem,.8rem + .2vw,.98rem);--hk-fs-body:clamp(1rem,.96rem + .25vw,1.15rem);--hk-fs-lg:clamp(1.15rem,1rem + .6vw,1.45rem);
  --hk-fs-h3:clamp(1.35rem,1.1rem + 1.1vw,2rem);--hk-fs-h2:clamp(2.1rem,1.4rem + 3vw,4rem);--hk-fs-hero:clamp(2.5rem,1.4rem + 4.6vw,5.6rem);
  --hk-lh-tight:1.03;--hk-lh-snug:1.12;--hk-tr-tight:-.02em;--hk-tr-tighter:-.032em;
  --hk-maxw:1456px;--hk-maxw-narrow:1080px;--hk-gutter:clamp(1.25rem,.8rem + 2.8vw,3.5rem);--hk-sec:clamp(4.5rem,3rem + 5vw,8.5rem);--hk-block:clamp(2.5rem,1.6rem + 3vw,4.5rem);--hk-nav-h:68px;
  --hk-r:14px;--hk-r-lg:18px;--hk-r-tile:24px;--hk-r-tile-lg:32px;--hk-r-pill:999px;
  --hk-shadow-tile:0 1px 2px rgba(22,28,45,.025),0 10px 26px -16px rgba(22,28,45,.07),0 36px 64px -40px rgba(22,28,45,.10);
  --hk-shadow-card:-20px 24px 46px -32px rgba(22,28,45,.18),-6px 10px 18px -14px rgba(22,28,45,.10);
  --hk-shadow-card-hov:-28px 38px 64px -34px rgba(22,28,45,.26),-8px 14px 24px -14px rgba(22,28,45,.12);
  --hk-shadow-pop:0 2px 8px rgba(22,28,45,.04),0 28px 64px -32px rgba(22,28,45,.14);
  --hk-shadow-btn:0 8px 22px -12px rgba(0,128,197,.6);--hk-shadow-nav:0 1px 0 rgba(15,23,42,.04),0 12px 34px -22px rgba(15,23,42,.12);
  --hk-grad-tile-light:radial-gradient(130% 120% at 50% 0%,#fff 0%,#eef0f3 100%);
  --hk-grad-tile-dark:radial-gradient(130% 120% at 50% 0%,#1a1e24 0%,#0a0b0d 70%);
  --hk-grad-hero:radial-gradient(70% 60% at 72% 50%,rgba(0,128,197,.22) 0%,transparent 55%),radial-gradient(120% 120% at 50% 0%,#14181d 0%,#08090b 70%);
  --hk-grad-ink:linear-gradient(180deg,#34373c 0%,#0b0c0e 92%);--hk-grad-silver:linear-gradient(180deg,#fff 0%,#b9bdc4 130%);
  --hk-grad-blue:radial-gradient(120% 120% at 30% 0%,#2aa0e0 0%,var(--hk-blue) 60%,#005d90 100%);
  --hk-ease:cubic-bezier(.2,.7,.2,1);--hk-dur:.28s;--hk-dur-2:.6s;
  font-family:var(--hk-font);font-size:var(--hk-fs-body);line-height:1.55;color:var(--hk-text);background:var(--hk-bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;
}
.hk-root *,.hk-root *::before,.hk-root *::after{box-sizing:border-box}
.hk-root h1,.hk-root h2,.hk-root h3,.hk-root h4,.hk-root p,.hk-root ul,.hk-root ol,.hk-root dl,.hk-root dd,.hk-root figure{margin:0}
.hk-root ul,.hk-root ol{padding:0;list-style:none}
.hk-root a{color:inherit;text-decoration:none}
.hk-root img,.hk-root svg{display:block;max-width:100%}
.hk-root button,.hk-root input,.hk-root select,.hk-root textarea{font:inherit;color:inherit}
.hk-root :focus-visible{outline:3px solid var(--hk-blue);outline-offset:3px;border-radius:4px}
html{scroll-padding-top:calc(var(--hk-nav-h) + 1rem)}
body{margin:0}

/* 2 · Basis */
.hk-wrap{width:min(100% - 2*var(--hk-gutter),var(--hk-maxw));margin-inline:auto}
.hk-wrap--narrow{max-width:var(--hk-maxw-narrow)}
.hk-sec{padding-block:var(--hk-sec)}
.hk-sec--tight{padding-block:var(--hk-block)}
.hk-skip{position:absolute;left:-999px;top:0;background:var(--hk-blue);color:#fff;padding:.75rem 1rem;z-index:100;border-radius:var(--hk-r)}
.hk-skip:focus{left:1rem;top:1rem}
.hk-vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hk-dark{background:var(--hk-ink-900);color:var(--hk-on-dark);--hk-fg:var(--hk-on-dark);--hk-muted:var(--hk-on-dark-2);--hk-line:rgba(255,255,255,.1)}

/* 3 · Typografie */
.hk-h1,.hk-h2,.hk-h3{font-family:var(--hk-font);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:var(--hk-lh-tight);text-wrap:balance}
.hk-h2{font-size:var(--hk-fs-h2);max-width:20ch}
.hk-h2--sm{font-size:clamp(1.7rem,1.3rem + 1.6vw,2.6rem);letter-spacing:var(--hk-tr-tight)}
.hk-h3{font-size:var(--hk-fs-h3);font-weight:600;line-height:var(--hk-lh-snug);letter-spacing:var(--hk-tr-tight)}
.hk-grad-ink{background:var(--hk-grad-ink);-webkit-background-clip:text;background-clip:text;color:transparent}
.hk-dark .hk-grad-ink{background:var(--hk-grad-silver);-webkit-background-clip:text;background-clip:text;color:transparent}
.hk-kicker{font-size:var(--hk-fs-eyebrow);font-weight:500;color:var(--hk-text-3);letter-spacing:.01em}
.hk-dark .hk-kicker{color:var(--hk-on-dark-3)}
.hk-mono{font-family:var(--hk-mono);font-weight:500;font-variant-numeric:tabular-nums}
.hk-lead{font-size:var(--hk-fs-lg);line-height:1.5;max-width:60ch;color:var(--hk-muted);margin-top:1rem}
.hk-def{font-size:var(--hk-fs-lg);line-height:1.5;max-width:62ch;padding-left:1.25rem;border-left:3px solid var(--hk-blue);margin-block:1.6rem}
.hk-note{font-size:.95rem;color:var(--hk-muted);max-width:62ch;line-height:1.55}
.hk-note span{font-weight:600;color:var(--hk-fg)}
.hk-list{padding-left:1.2em;list-style:disc;max-width:62ch}
.hk-list li{margin-block:.5rem}
.hk-link{font-weight:600;color:var(--hk-blue);display:inline-flex;align-items:center;gap:.35em}
.hk-link::after{content:"›";font-weight:700;transition:transform var(--hk-dur) var(--hk-ease)}
.hk-link:hover::after{transform:translateX(3px)}
.hk-dark .hk-link{color:#5cbdf0}
.hk-badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.02em;background:var(--hk-soft-2);color:var(--hk-text-2);padding:.25em .7em;border-radius:var(--hk-r-pill);vertical-align:middle;margin-left:.5rem}
.hk-dark .hk-badge{background:rgba(255,255,255,.1);color:var(--hk-on-dark-2)}
.hk-norm{display:inline-flex;align-items:center;font:600 .85rem/1 var(--hk-mono);letter-spacing:.02em;background:var(--hk-blue-50);color:var(--hk-blue-700);padding:.5em .8em;border-radius:var(--hk-r-pill)}
.hk-dark .hk-norm{background:rgba(0,128,197,.2);color:#7fd0ff}

/* 4 · Bausteine */
.hk-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;background:var(--hk-blue);color:#fff;border:0;border-radius:var(--hk-r-pill);padding:1rem 1.9rem;font:600 1.02rem/1.1 var(--hk-font);cursor:pointer;box-shadow:var(--hk-shadow-btn);transition:transform var(--hk-dur) var(--hk-ease),background var(--hk-dur) var(--hk-ease),box-shadow var(--hk-dur) var(--hk-ease);min-height:48px;white-space:nowrap}
.hk-btn:hover{background:var(--hk-blue-600);transform:translateY(-1px)}
.hk-btn--ghost{background:rgba(15,23,42,.06);color:var(--hk-fg);box-shadow:none}
.hk-btn--ghost:hover{background:rgba(15,23,42,.1)}
.hk-dark .hk-btn--ghost,.hk-on-dark .hk-btn--ghost{background:rgba(255,255,255,.12);color:#fff}
.hk-dark .hk-btn--ghost:hover,.hk-on-dark .hk-btn--ghost:hover{background:rgba(255,255,255,.2)}
.hk-btn--ink{background:var(--hk-ink-900);box-shadow:0 10px 24px -14px rgba(0,0,0,.5)}
.hk-btn--ink:hover{background:#000}
.hk-btn--sm{padding:.65rem 1.15rem;font-size:.92rem;min-height:40px}
.hk-tile{background:var(--hk-white);border-radius:var(--hk-r-tile);box-shadow:var(--hk-shadow-card);padding:clamp(1.4rem,1rem + 1.5vw,2.2rem);transition:box-shadow var(--hk-dur) var(--hk-ease),transform var(--hk-dur) var(--hk-ease)}
.hk-tile--soft{background:var(--hk-grad-tile-light)}
.hk-tile--dark{background:var(--hk-grad-tile-dark);color:var(--hk-on-dark);--hk-fg:var(--hk-on-dark);--hk-muted:var(--hk-on-dark-2);--hk-line:rgba(255,255,255,.1)}
.hk-tile--hover:hover{box-shadow:var(--hk-shadow-card-hov);transform:translateY(-3px)}
.hk-secno{display:flex;align-items:center;gap:.8rem;padding-top:var(--hk-sec);font-size:var(--hk-fs-eyebrow);font-weight:500;color:var(--hk-text-3)}
.hk-dark .hk-secno{color:var(--hk-on-dark-3)}
.hk-secno__n{font:600 .8rem/1 var(--hk-mono);color:var(--hk-blue);background:var(--hk-blue-50);padding:.45em .6em;border-radius:var(--hk-r-pill)}
.hk-dark .hk-secno__n{background:rgba(0,128,197,.18);color:#7fd0ff}
.hk-secno__act{font-weight:700;color:var(--hk-fg)}
.hk-secno__t{position:relative;padding-left:.9rem}
.hk-secno__t::before{content:"";position:absolute;left:0;top:50%;width:1px;height:1em;transform:translateY(-50%);background:currentColor;opacity:.45}
.hk-sec__head{padding-block:1.2rem var(--hk-block)}
/* Überleitung (Storytelling-Brücke) */
.hk-bridge{background:var(--hk-bg);padding-block:var(--hk-block)}
.hk-bridge .hk-wrap{display:grid;gap:1rem;justify-items:start;max-width:var(--hk-maxw-narrow)}
.hk-bridge__t{font:600 clamp(1.3rem,1.05rem + 1.2vw,2rem)/1.25 var(--hk-font);letter-spacing:var(--hk-tr-tight);max-width:38ch;text-wrap:balance;color:var(--hk-text)}
.hk-bridge__next{display:inline-flex;align-items:center;gap:.5em;font-size:.95rem;font-weight:600;color:var(--hk-blue);border-radius:var(--hk-r-pill);background:var(--hk-blue-50);padding:.55rem 1rem;min-height:40px}
.hk-bridge__next .hk-mono{font-size:.75rem}
.hk-bridge__arrow{transition:transform var(--hk-dur) var(--hk-ease)}
.hk-bridge__next:hover .hk-bridge__arrow{transform:translateY(3px)}
/* Vertiefung (<details>) */
.hk-deep{background:var(--hk-white);border:1px solid var(--hk-line);border-radius:var(--hk-r-tile);box-shadow:var(--hk-shadow-tile);margin-top:1.5rem;overflow:hidden}
.hk-dark .hk-deep{background:rgba(255,255,255,.04)}
.hk-deep summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:1rem;padding:1.2rem clamp(1.2rem,1rem + 1vw,1.8rem);font-weight:600;font-size:1.05rem}
.hk-deep summary::-webkit-details-marker{display:none}
.hk-deep summary .hk-mono{font-size:.75rem;color:var(--hk-blue)}
.hk-deep summary::after{content:"+";margin-left:auto;font:400 1.5rem/1 var(--hk-font);color:var(--hk-text-3);transition:transform var(--hk-dur) var(--hk-ease)}
.hk-deep[open] summary::after{transform:rotate(45deg)}
.hk-deep__body{padding:0 clamp(1.2rem,1rem + 1vw,1.8rem) clamp(1.2rem,1rem + 1vw,1.8rem);display:grid;gap:1.2rem}
/* Tabellen */
.hk-table{width:100%;border-collapse:collapse;font-size:.95rem}
.hk-table th,.hk-table td{text-align:left;padding:.7rem .8rem;border-bottom:1px solid var(--hk-line);vertical-align:top}
.hk-table th{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--hk-text-3)}
.hk-table td{color:var(--hk-text-2)}
.hk-table td:first-child{font-family:var(--hk-mono);font-weight:500;color:var(--hk-text);white-space:nowrap}
.hk-table--wrap{overflow-x:auto}
.hk-tablenote{font-size:.85rem;color:var(--hk-text-3);margin-top:.6rem}

/* 5 · Header / Kapitel / Scrollspy */
.hk-header{position:fixed;inset:0 0 auto 0;z-index:50;height:var(--hk-nav-h);display:flex;align-items:center;background:rgba(255,255,255,.9);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);box-shadow:var(--hk-shadow-nav);color:var(--hk-text);transition:background var(--hk-dur) var(--hk-ease),box-shadow var(--hk-dur) var(--hk-ease),color var(--hk-dur) var(--hk-ease)}
.hk-header--dark:not(.is-scrolled){background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none;color:#fff}
.hk-header__bar{width:min(100% - 2*var(--hk-gutter),var(--hk-maxw));margin-inline:auto;display:flex;align-items:center;gap:1rem}
.hk-header__brand{display:inline-flex;align-items:center;gap:.7em;white-space:nowrap}
.hk-header__logo{height:26px;width:auto;transition:filter var(--hk-dur) var(--hk-ease)}
.hk-header--dark:not(.is-scrolled) .hk-header__logo{filter:brightness(0) invert(1)}
.hk-header__brand-sub{font-weight:600;font-size:.95rem;padding-left:.7em;border-left:1px solid currentColor;opacity:.8;line-height:1}
@media (max-width:600px){.hk-header__brand-sub{display:none}.hk-header__logo{height:22px}}
.hk-chapters{margin-left:auto;position:relative}
.hk-chapters__toggle{background:rgba(15,23,42,.06);border:0;color:inherit;padding:.55rem 1rem;cursor:pointer;font-size:.92rem;font-weight:500;display:inline-flex;gap:.5em;align-items:center;min-height:40px;border-radius:var(--hk-r-pill)}
.hk-header--dark:not(.is-scrolled) .hk-chapters__toggle{background:rgba(255,255,255,.14)}
.hk-chapters__toggle-no{display:none;font-family:var(--hk-mono);font-size:.72rem;color:var(--hk-blue)}
.hk-header--dark:not(.is-scrolled) .hk-chapters__toggle-no{color:#7fd0ff}
@media (min-width:480px){.hk-chapters__toggle-no{display:inline}}
.hk-chapters__list{display:none;position:absolute;right:0;top:calc(100% + 10px);background:#fff;color:var(--hk-text);border-radius:var(--hk-r-lg);box-shadow:var(--hk-shadow-pop);min-width:280px;padding:.5rem;z-index:60}
.hk-chapters[data-open="true"] .hk-chapters__list{display:block}
.hk-chapters__list a{display:flex;gap:.8rem;align-items:baseline;padding:.6rem .8rem;font-size:.95rem;font-weight:500;border-radius:var(--hk-r)}
.hk-chapters__list a:hover,.hk-chapters__list a[aria-current="true"]{background:var(--hk-soft)}
.hk-chapters__no{font-family:var(--hk-mono);color:var(--hk-blue);font-size:.78rem;min-width:1.6em}
.hk-header__tools{display:flex;align-items:center;gap:.55rem}
.hk-header__cta{display:none}
@media (min-width:900px){.hk-header__cta{display:inline-flex}}
.hk-header__phone{display:none;flex-direction:column;line-height:1.15;text-align:right;padding-inline:.5rem}
@media (min-width:1100px){.hk-header__phone{display:flex}}
.hk-header__phone-no{font-family:var(--hk-mono);font-size:.9rem;font-weight:500}
.hk-header__phone-hours{font-size:.72rem;opacity:.7}
.hk-spy{display:none}
@media (min-width:1280px){
  .hk-spy{display:block;position:fixed;left:18px;top:50%;transform:translateY(-50%);z-index:40;mix-blend-mode:difference;color:#fff}
  .hk-spy a{display:flex;align-items:center;gap:.6em;padding:.3rem 0;opacity:.45;transition:opacity .3s;font-size:.8rem;font-weight:500}
  .hk-spy a:hover,.hk-spy a[aria-current="true"]{opacity:1}
  .hk-spy__no{font:600 .7rem/1 var(--hk-mono);width:1.7em;height:1.7em;display:grid;place-items:center;border:1px solid currentColor;border-radius:50%}
  .hk-spy a[aria-current="true"] .hk-spy__no{background:#fff;color:#000;border-color:#fff}
  .hk-spy__label{opacity:0;transform:translateX(-4px);transition:opacity .25s,transform .25s}
  .hk-spy:hover .hk-spy__label{opacity:1;transform:none}
}

/* 6 · Hero: Scrollytelling mit Einsatzszenen (gepinnt, 6 Akte, Crossfade + Ken Burns) */
.hk-hero{position:relative;background:var(--hk-ink-900);color:var(--hk-on-dark);--hk-fg:var(--hk-on-dark);--hk-muted:var(--hk-on-dark-2)}
.hk-js .hk-hero{height:620vh}
.hk-hero__pin{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;padding-top:var(--hk-nav-h)}
.hk-no-js .hk-hero__pin{position:relative;height:auto;padding-block:calc(var(--hk-nav-h) + 2rem) 3rem}
.hk-hero__media{position:absolute;inset:0;z-index:0;background:var(--hk-ink-900)}
.hk-hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.04);transition:opacity .9s var(--hk-ease);will-change:opacity,transform}
.hk-hero__img.is-active{opacity:1}
.hk-no-js .hk-hero__img:not(.is-active){display:none}
.hk-hero__shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,9,11,.94) 0%,rgba(8,9,11,.8) 32%,rgba(8,9,11,.38) 60%,rgba(8,9,11,.12) 100%),linear-gradient(180deg,rgba(8,9,11,.6) 0%,transparent 24%,transparent 68%,rgba(8,9,11,.88) 100%)}
.hk-hero__stage{position:relative;z-index:2;width:min(100% - 2*var(--hk-gutter),var(--hk-maxw));margin-inline:auto;display:grid;grid-template-columns:minmax(0,660px);align-items:center;height:100%;min-height:0;padding-bottom:4.5rem}
.hk-hero__copy{position:relative;min-height:0}
.hk-hero__kicker{color:var(--hk-on-dark-2);font-weight:500;font-size:var(--hk-fs-eyebrow);margin-bottom:.8rem;display:flex;align-items:center;gap:.6em}
.hk-hero__kicker .hk-mono{font-size:.72rem;color:#7fd0ff}
.hk-hero__acts{position:relative;display:grid}
.hk-hero__act{grid-area:1/1;display:flex;flex-direction:column;align-items:flex-start;gap:1rem;opacity:0;transform:translateY(14px);transition:opacity .45s var(--hk-ease),transform .45s var(--hk-ease);pointer-events:none}
.hk-hero__act.is-active{opacity:1;transform:none;pointer-events:auto}
.hk-no-js .hk-hero__act{opacity:1;transform:none;pointer-events:auto;position:static;margin-bottom:2rem}
.hk-hero__area{display:inline-flex;align-items:center;gap:.6em;font-size:var(--hk-fs-eyebrow);font-weight:600;color:#9fdcff;background:rgba(0,128,197,.22);padding:.4em .9em;border-radius:var(--hk-r-pill)}
.hk-hero__area .hk-mono{font-size:.72rem;color:#7fd0ff}
.hk-hero__h1{font-size:var(--hk-fs-hero);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:var(--hk-lh-tight);text-wrap:balance;max-width:14ch;text-shadow:0 2px 24px rgba(0,0,0,.35)}
.hk-hero__h1 .hk-silver{display:block;background:var(--hk-grad-silver);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600}
.hk-hero__h2{font-size:clamp(1.8rem,1.1rem + 3vw,4rem);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:var(--hk-lh-tight);text-wrap:balance;max-width:16ch;text-shadow:0 2px 24px rgba(0,0,0,.35)}
.hk-hero__lead{font-size:var(--hk-fs-lg);line-height:1.5;max-width:46ch;color:var(--hk-on-dark-2)}
.hk-hero__spec{display:flex;flex-wrap:wrap;gap:.5rem}
.hk-hero__spec span{font:500 .78rem/1 var(--hk-mono);color:var(--hk-on-dark);background:rgba(255,255,255,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:.55em .85em;border-radius:var(--hk-r-pill)}
.hk-hero__facts{display:grid;grid-template-columns:repeat(2,1fr);gap:.9rem 1.5rem;max-width:620px}
.hk-hero__fact{display:grid;gap:.1em}
.hk-hero__fact-v{font-size:clamp(1.05rem,.95rem + .6vw,1.5rem);font-weight:700;letter-spacing:var(--hk-tr-tight);line-height:1.1}
.hk-hero__fact-d{font-size:.8rem;color:var(--hk-on-dark-3)}
@media (min-width:600px){.hk-hero__facts{grid-template-columns:repeat(3,1fr)}}
.hk-hero__cta{display:flex;flex-wrap:wrap;gap:.7rem}
.hk-hero__caps{position:absolute;right:var(--hk-gutter);bottom:clamp(3.6rem,2.8rem + 2vw,4.8rem);z-index:3;display:none;max-width:36ch;text-align:right}
.hk-hero__cap{grid-area:1/1;display:grid;gap:.15em;font:500 .72rem/1.35 var(--hk-mono);color:var(--hk-on-dark-3);opacity:0;transition:opacity .4s}
.hk-hero__cap b{color:var(--hk-on-dark);font-weight:500}
.hk-hero__cap.is-active{opacity:1}
/* Fortschritt (Akte) */
.hk-hero__progress{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:0 var(--hk-gutter) clamp(.8rem,.5rem + 1vw,1.6rem)}
.hk-hero__steps{width:min(100%,var(--hk-maxw));margin-inline:auto;display:flex;align-items:center;gap:.4rem}
.hk-hero__step{flex:1;display:grid;gap:.45rem;color:var(--hk-on-dark-3);font-size:.72rem;font-weight:500;cursor:pointer;background:none;border:0;padding:0;text-align:left;min-width:0}
.hk-hero__step span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:600px){.hk-hero__step-l{display:none}.hk-hero__step .hk-mono{margin-right:0}}
.hk-hero__step i{display:block;height:3px;border-radius:2px;background:rgba(255,255,255,.18);overflow:hidden;position:relative}
.hk-hero__step i::after{content:"";position:absolute;inset:0;background:var(--hk-blue);transform:scaleX(var(--p,0));transform-origin:left;transition:transform .15s linear}
.hk-hero__step.is-active{color:var(--hk-on-dark)}
.hk-hero__step .hk-mono{color:#7fd0ff;margin-right:.4em}
.hk-no-js .hk-hero__progress{display:none}
.hk-hero__scrollhint{position:absolute;right:var(--hk-gutter);bottom:clamp(3.2rem,2.5rem + 2vw,4.4rem);z-index:3;display:none;align-items:center;gap:.5em;font-size:.8rem;color:var(--hk-on-dark-2);transition:opacity .4s}
.hk-hero__scrollhint::after{content:"↓";animation:hk-bob 1.6s infinite}
.hk-hero__scrollhint.is-hidden{opacity:0}
@keyframes hk-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}
@media (min-width:1024px){
  .hk-hero__caps{display:grid}
  .hk-hero__scrollhint{display:inline-flex;bottom:clamp(8.6rem,7.6rem + 2vw,10.2rem)}
  .hk-hero__step span{overflow:visible}
}
@media (max-width:1023px){
  .hk-hero__shade{background:linear-gradient(180deg,rgba(8,9,11,.5) 0%,rgba(8,9,11,.15) 26%,rgba(8,9,11,.82) 56%,rgba(8,9,11,.97) 100%)}
  .hk-hero__stage{align-items:end;padding-bottom:3.6rem}
  .hk-hero__h1,.hk-hero__h2{font-size:clamp(1.7rem,1.2rem + 3.6vw,3rem)}
  .hk-hero__lead{font-size:1rem;max-width:none}
  .hk-hero__facts{gap:.6rem 1rem}
  .hk-hero__fact-v{font-size:1rem}
  .hk-hero__act{gap:.8rem}
  .hk-hero__act[data-act="5"] .hk-btn--ghost{display:none}
}
/* Gitterrost-Grafik (SVG, vom Skript gezeichnet): .hk-g = Balken mit Front (f), Rechts (r), Oberseite (t) */
.hk-grate{color:var(--hk-on-dark)}
.hk-grate .hk-g{transition:none;will-change:transform,opacity}
.hk-grate .hk-g polygon{transition:fill .6s var(--hk-ease)}
.hk-g--beam .hk-g__t{fill:#3a414a}.hk-g--beam .hk-g__f{fill:#1f2429}.hk-g--beam .hk-g__r{fill:#292f36}
.hk-g--tb .hk-g__t{fill:#9aa3ad}.hk-g--tb .hk-g__f{fill:#4a5159}.hk-g--tb .hk-g__r{fill:#5a616a}
.hk-g--fb .hk-g__t{fill:#aeb6bf}.hk-g--fb .hk-g__f{fill:#5f666e}.hk-g--fb .hk-g__r{fill:#6d747c}
.hk-g--fr .hk-g__t{fill:#8e979f}.hk-g--fr .hk-g__f{fill:#3d434a}.hk-g--fr .hk-g__r{fill:#4a5057}
.hk-g--nose .hk-g__t{fill:#c3cad2}.hk-g--nose .hk-g__f{fill:#5c636b}.hk-g--nose .hk-g__r{fill:#6b727a}
.hk-grate.is-zinc .hk-g--tb .hk-g__t{fill:#c6cdd4}.hk-grate.is-zinc .hk-g--tb .hk-g__f{fill:#6a717a}.hk-grate.is-zinc .hk-g--tb .hk-g__r{fill:#7b838c}
.hk-grate.is-zinc .hk-g--fb .hk-g__t{fill:#dde2e7}.hk-grate.is-zinc .hk-g--fb .hk-g__f{fill:#7f868e}.hk-grate.is-zinc .hk-g--fb .hk-g__r{fill:#8d949c}
.hk-grate.is-zinc .hk-g--fr .hk-g__t{fill:#bcc3cb}.hk-grate.is-zinc .hk-g--fr .hk-g__f{fill:#5a6169}.hk-grate.is-zinc .hk-g--fr .hk-g__r{fill:#687078}
.hk-grate__holes ellipse{fill:#2a3038}
.hk-grate__lug polygon{fill:#8e979f}.hk-grate__lug ellipse{fill:#0a0b0d}
.hk-grate.is-zinc .hk-grate__lug polygon{fill:#b4bbc3}
.hk-grate__zinc{fill:url(#hk-zinc);mix-blend-mode:screen;opacity:0}
.hk-grate__dim line{stroke:#7fd0ff;stroke-width:1}.hk-grate__dim circle{fill:#7fd0ff}
.hk-grate__dim text{font:500 12px var(--hk-mono);fill:var(--hk-on-dark)}.hk-grate__dim .hk-grate__dim-sub{fill:var(--hk-on-dark-3);font-size:11px}
.hk-grate__press{fill:none;stroke:#7fd0ff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:0}
.hk-grate [data-nose],.hk-grate [data-lug],.hk-grate [data-fr],.hk-grate [data-fb]{opacity:0}

/* 7 · Kurzantwort */
.hk-quick{background:var(--hk-soft);padding-block:var(--hk-sec)}
.hk-quick__grid{display:grid;gap:var(--hk-block)}
.hk-quick__q{font-size:clamp(1.6rem,1.2rem + 1.8vw,2.8rem);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:1.08;max-width:22ch;text-wrap:balance}
.hk-quick__a{margin-top:1.2rem;font-size:var(--hk-fs-lg);line-height:1.5;max-width:52ch;color:var(--hk-text-2)}
.hk-quick__a b{color:var(--hk-text);font-weight:600}
.hk-quick__alias{margin-top:1.4rem;font-size:.9rem;color:var(--hk-text-3);max-width:52ch}
.hk-facts{display:grid;gap:.9rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));align-content:start}
.hk-facts__k{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--hk-text-3)}
.hk-facts__v{font-size:clamp(1.15rem,1rem + .6vw,1.4rem);font-weight:700;letter-spacing:var(--hk-tr-tight);margin:.3em 0 .4em;line-height:1.15}
.hk-facts__d{font-size:.88rem;color:var(--hk-text-2);line-height:1.45}
.hk-facts .hk-tile{padding:1.3rem 1.4rem}
.hk-path{margin-top:var(--hk-block)}
.hk-path__t{font-size:.85rem;color:var(--hk-text-3);margin-bottom:.6rem}
.hk-path__list{display:flex;flex-wrap:wrap;gap:.4rem .6rem;align-items:center}
.hk-path__list li{display:flex;align-items:center;gap:.6rem}
.hk-path__list a{display:inline-flex;align-items:center;gap:.5em;background:#fff;border-radius:var(--hk-r-pill);padding:.5rem .9rem;font-size:.9rem;font-weight:500;box-shadow:var(--hk-shadow-tile)}
.hk-path__list a .hk-mono{font-size:.72rem;color:var(--hk-blue)}
.hk-path__list li+li::before{content:"→";color:var(--hk-text-3);font-size:.85rem}
.hk-quick__meta{margin-top:1.2rem;font:400 .8rem var(--hk-mono);color:var(--hk-text-3)}
@media (min-width:1000px){.hk-quick__grid{grid-template-columns:5fr 7fr;align-items:start}}

/* 8 · Einsatz: Bild-Tiles (Schiene mobil, Raster Desktop) */
.hk-use{background:var(--hk-bg);padding-bottom:var(--hk-sec)}
.hk-rail{position:relative;padding-left:var(--hk-gutter)}
.hk-rail__controls{display:flex;align-items:center;gap:.5rem;padding-right:var(--hk-gutter);margin-bottom:1rem}
.hk-rail__hint{font-size:.88rem;color:var(--hk-muted);margin-right:auto}
.hk-rail__btn{width:44px;height:44px;border:0;border-radius:50%;background:var(--hk-soft-2);cursor:pointer;font-size:1.1rem}
.hk-rail__btn:hover{background:var(--hk-ink-900);color:#fff}
.hk-rail__btn:disabled{opacity:.3;cursor:default}
.hk-no-js .hk-rail__btn{display:none}
.hk-rail__track{display:flex;gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory;padding:.5rem 0 2rem;padding-right:var(--hk-gutter);scrollbar-width:none}
.hk-rail__track::-webkit-scrollbar{display:none}
.hk-rail__card{flex:0 0 min(84vw,400px);scroll-snap-align:start;display:flex}
.hk-rail__card article{display:flex;flex-direction:column;width:100%;background:#fff;border-radius:var(--hk-r-tile);box-shadow:var(--hk-shadow-card);overflow:hidden;transition:box-shadow var(--hk-dur) var(--hk-ease),transform var(--hk-dur) var(--hk-ease)}
.hk-rail__card article:hover{box-shadow:var(--hk-shadow-card-hov);transform:translateY(-3px)}
.hk-rail__pic{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--hk-grad-tile-dark);display:grid;place-items:center}
.hk-rail__pic svg{width:72%;height:auto}
.hk-rail__pic img{width:100%;height:100%;object-fit:cover;transition:transform var(--hk-dur-2) var(--hk-ease)}
.hk-rail__card article:hover .hk-rail__pic img{transform:scale(1.04)}
.hk-rail__no{position:absolute;left:1rem;top:1rem;font:600 .72rem/1 var(--hk-mono);color:#fff;background:rgba(8,9,11,.55);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:.5em .7em;border-radius:var(--hk-r-pill)}
.hk-rail__body{display:flex;flex-direction:column;gap:.5rem;padding:1.4rem}
.hk-rail__tag{font-size:.78rem;font-weight:600;color:var(--hk-blue)}
.hk-rail__t{font:600 1.3rem/1.15 var(--hk-font);letter-spacing:var(--hk-tr-tight)}
.hk-rail__w{font-size:.88rem;color:var(--hk-text-3)}
.hk-rail__dl{display:grid;gap:.7rem;margin-top:.6rem;padding-top:.9rem;border-top:1px solid var(--hk-line)}
.hk-rail__dl dt{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--hk-text-3)}
.hk-rail__dl dd{font-size:.92rem;line-height:1.45;color:var(--hk-text-2)}
.hk-rail__need dt{color:var(--hk-warn)}
.hk-rail__fit dt{color:var(--hk-blue-700)}
.hk-rail__fit dd{color:var(--hk-text);font-weight:500}
.hk-rail__progress{height:3px;background:var(--hk-soft-2);margin-right:var(--hk-gutter);border-radius:2px;overflow:hidden}
.hk-rail__progress span{display:block;height:100%;width:25%;background:var(--hk-blue);border-radius:2px;transition:transform .2s}
@media (min-width:1100px){
  .hk-rail{padding-left:0;width:min(100% - 2*var(--hk-gutter),var(--hk-maxw));margin-inline:auto}
  .hk-rail__controls,.hk-rail__progress{display:none}
  .hk-rail__track{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;overflow:visible;padding:0}
  .hk-rail__card{flex:none;display:flex}
}
@media (min-width:1100px) and (max-width:1300px){.hk-rail__track{grid-template-columns:repeat(2,1fr)}}
.hk-rail__pic img{position:absolute;inset:0}
/* Piktogramme in den Einsatz-Tiles */
.hk-pict{color:#c9d0d7}
.hk-pict .hk-pict__bar{stroke:currentColor;stroke-width:3;stroke-linecap:round;fill:none}
.hk-pict .hk-pict__fill{fill:#2a3038;stroke:#5f6770;stroke-width:1.5}
.hk-pict .hk-pict__acc{fill:var(--hk-blue)}
.hk-pict .hk-pict__accline{stroke:#2aa0e0;stroke-width:3;stroke-linecap:round;fill:none}

/* 9 · Prinzip: Scrollytelling mit gepinnter Aufbau-Grafik (SVG-Gitterrost) */
.hk-scrolly{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-top:var(--hk-block)}
.hk-scrolly__stage{position:sticky;top:var(--hk-nav-h);z-index:2;background:var(--hk-grad-tile-dark);border-radius:var(--hk-r-tile);padding:1rem;box-shadow:var(--hk-shadow-card)}
.hk-scrolly__stage [data-grate]{width:100%}
.hk-scrolly__stage svg{width:100%;height:auto;max-height:34vh;overflow:visible}
.hk-scrolly__cap{margin-top:.6rem;font:400 .78rem/1.4 var(--hk-mono);color:var(--hk-on-dark-3)}
.hk-scrolly__cap .hk-mono{color:#7fd0ff;margin-right:.4em}
.hk-scrolly__steps{display:grid;gap:1.5rem}
.hk-scrolly__step{display:grid;gap:.5rem;padding:1.4rem;background:rgba(255,255,255,.04);border-radius:var(--hk-r-lg);max-width:52ch;transition:opacity .4s,background .4s}
.hk-scrolly__step p{color:var(--hk-on-dark-2);line-height:1.5}
.hk-scrolly__no .hk-mono{color:#7fd0ff;font-size:.78rem}
.hk-js .hk-scrolly__step{opacity:.4}
.hk-js .hk-scrolly__step.is-active{opacity:1;background:rgba(255,255,255,.07)}
@media (min-width:1024px){
  .hk-scrolly{grid-template-columns:7fr 5fr;gap:var(--hk-block)}
  .hk-scrolly__stage{top:calc(var(--hk-nav-h) + 1rem);height:calc(100vh - var(--hk-nav-h) - 2rem);display:grid;align-content:center;padding:1.5rem 2rem}
  .hk-scrolly__stage svg{max-height:calc(100vh - var(--hk-nav-h) - 9rem)}
  .hk-scrolly__steps{padding-block:18vh 28vh;gap:34vh}
}
.hk-principle .hk-deep{margin-top:var(--hk-block)}
.hk-principle .hk-deep .hk-principle__pic{padding:clamp(1rem,.8rem + 1vw,1.6rem);box-shadow:none}
/* 9 · Prinzip: Pressrost (dunkle Bühne) */
.hk-principle{padding-bottom:var(--hk-sec)}
.hk-principle__grid{display:grid;gap:var(--hk-block);align-items:center}
.hk-principle__pic{background:var(--hk-grad-tile-dark);border-radius:var(--hk-r-tile-lg);padding:clamp(1.2rem,1rem + 2vw,2.5rem);box-shadow:var(--hk-shadow-card)}
.hk-principle__pic svg{width:100%;height:auto}
.hk-principle__pic figcaption{margin-top:1rem;font:400 .78rem/1.4 var(--hk-mono);color:var(--hk-on-dark-3)}
.hk-steps{display:grid;gap:.8rem;margin-top:1.6rem}
.hk-steps li{display:grid;grid-template-columns:2.4em 1fr;gap:.9rem;padding:1.1rem 1.2rem;background:rgba(255,255,255,.04);border-radius:var(--hk-r-lg)}
.hk-steps__n{font:600 .78rem/1 var(--hk-mono);color:#7fd0ff;background:rgba(0,128,197,.18);width:2.4em;height:2.4em;display:grid;place-items:center;border-radius:50%}
.hk-steps__t{font-weight:600;margin-bottom:.2em}
.hk-steps__d{font-size:.95rem;color:var(--hk-on-dark-2);line-height:1.5}
.hk-types{display:grid;gap:1rem;margin-top:var(--hk-block)}
.hk-types__group{background:rgba(255,255,255,.04);border-radius:var(--hk-r-tile);padding:1.4rem}
.hk-types__group h4{font-size:1.05rem;font-weight:600;margin-bottom:.9rem}
.hk-types__row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.8rem}
.hk-types__row figure{display:grid;gap:.4rem}
.hk-types__row img{width:100%;height:auto;border-radius:10px;background:#fff}
.hk-types__row figcaption{font:400 .75rem/1.3 var(--hk-mono);color:var(--hk-on-dark-3)}
@media (min-width:1000px){.hk-principle__grid{grid-template-columns:6fr 6fr}.hk-types{grid-template-columns:1fr 1fr}}
/* Schnitt-Grafik Pressverbindung */
.hk-press__tb{fill:#9aa3ad}
.hk-press__tb-dark{fill:#6b737b}
.hk-press__slot{fill:#14171b}
.hk-press__fb{fill:#c9d0d7}
.hk-press__arrow{fill:none;stroke:#7fd0ff;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.hk-press__label{font:500 13px var(--hk-mono);fill:var(--hk-on-dark-2)}
.hk-press__dim{stroke:#7b8088;stroke-width:1;fill:none}
.hk-press__dimtext{font:500 12px var(--hk-mono);fill:var(--hk-on-dark-3)}

/* 10 · Lagerprogramm: Tabs */
.hk-stock{background:var(--hk-bg);padding-bottom:var(--hk-sec)}
.hk-tabs__list{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.4rem}
.hk-tabs__tab{background:var(--hk-soft-2);border:0;border-radius:var(--hk-r-pill);padding:.65rem 1.1rem;font-weight:500;font-size:.95rem;cursor:pointer;min-height:40px;transition:background var(--hk-dur) var(--hk-ease),color var(--hk-dur) var(--hk-ease)}
.hk-tabs__tab[aria-selected="true"]{background:var(--hk-ink-900);color:#fff}
.hk-tabs__panel{display:grid;gap:1.4rem}
.hk-js .hk-tabs__panel[hidden]{display:none}
.hk-no-js .hk-tabs__list{display:none}
.hk-stock__grid{display:grid;gap:1.4rem}
.hk-stock__aside{display:grid;gap:1rem;align-content:start}
.hk-stock__aside .hk-tile{display:grid;gap:.5rem}
.hk-stock__aside img{border-radius:12px;width:100%;height:auto}
.hk-stock__aside .hk-h3{font-size:1.15rem}
.hk-stock__aside p{font-size:.92rem;color:var(--hk-text-2);line-height:1.5}
.hk-stock__tables{display:grid;gap:1.6rem}
@media (min-width:1000px){.hk-stock__grid{grid-template-columns:8fr 4fr;align-items:start}}
.hk-mw{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-bottom:.6rem}
.hk-mw b{font-size:1rem;font-weight:600}

/* 11 · Sonderanfertigung */
.hk-custom{background:var(--hk-soft);padding-bottom:var(--hk-sec)}
.hk-custom__grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.hk-custom__card{background:#fff;border-radius:var(--hk-r-tile);box-shadow:var(--hk-shadow-card);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow var(--hk-dur) var(--hk-ease),transform var(--hk-dur) var(--hk-ease)}
.hk-custom__card:hover{box-shadow:var(--hk-shadow-card-hov);transform:translateY(-3px)}
.hk-custom__pic{height:clamp(170px,14vw,210px);background:#fff;display:flex;align-items:center;justify-content:center;padding:1rem;border-bottom:1px solid var(--hk-line);overflow:hidden}
.hk-custom__pic img{max-height:100%;max-width:100%;width:auto;height:auto;object-fit:contain}
.hk-custom__body{padding:1.3rem 1.4rem 1.5rem;display:grid;gap:.4rem}
.hk-custom__t{font:600 1.15rem/1.2 var(--hk-font);letter-spacing:var(--hk-tr-tight)}
.hk-custom__d{font-size:.92rem;color:var(--hk-text-2);line-height:1.5}

/* 12 · Zubehör: Befestigung + Leitersprossen */
.hk-acc{background:var(--hk-bg);padding-bottom:var(--hk-sec)}
.hk-acc__grid{display:grid;gap:var(--hk-block)}
.hk-fix{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.8rem}
.hk-fix figure{background:#fff;border-radius:var(--hk-r-lg);box-shadow:var(--hk-shadow-tile);overflow:hidden;display:grid}
.hk-fix img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.hk-fix figcaption{padding:.6rem .8rem .8rem;font-size:.82rem;font-weight:500;line-height:1.3}
.hk-rungs{display:grid;gap:1rem;align-content:start}
.hk-rungs img{border-radius:var(--hk-r-lg);width:100%;height:auto;background:#fff;box-shadow:var(--hk-shadow-tile)}
@media (min-width:1000px){.hk-acc__grid{grid-template-columns:7fr 5fr;align-items:start}}

/* 13 · Material & Lieferung */
.hk-mat{padding-bottom:var(--hk-sec)}
.hk-mat__grid{display:grid;gap:1rem}
.hk-mat__tile{display:grid;gap:.6rem;align-content:start}
.hk-mat__tile .hk-mono{font-size:.75rem;color:#7fd0ff}
.hk-mat__tile .hk-h3{font-size:1.25rem}
.hk-mat__tile p{font-size:.95rem;color:var(--hk-on-dark-2);line-height:1.5}
.hk-mat__swatch{height:8px;border-radius:4px;margin-bottom:.4rem}
.hk-mat__swatch--zn{background:linear-gradient(90deg,#d6dbe0,#8e959e 60%,#c6ccd2)}
.hk-mat__swatch--va{background:linear-gradient(90deg,#f0f2f4,#b8bec6 60%,#e3e6ea)}
.hk-mat__swatch--va2{background:linear-gradient(90deg,#e6e9ec,#a7adb5 60%,#d8dce0)}
.hk-ship{margin-top:var(--hk-block);display:grid;gap:1rem}
.hk-ship__big{font-size:clamp(1.6rem,1.2rem + 1.8vw,2.8rem);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:1.08;max-width:18ch;text-wrap:balance}
.hk-ship__list{display:grid;gap:.6rem}
.hk-ship__list li{display:grid;grid-template-columns:1.8em 1fr;gap:.5rem;padding:.7rem 0;border-top:1px solid var(--hk-line);font-size:1rem;line-height:1.4}
.hk-ship__list li::before{content:"✓";font:700 .95rem/1.5 var(--hk-mono);color:#8fd86e}
@media (min-width:900px){.hk-mat__grid{grid-template-columns:repeat(3,1fr)}.hk-ship{grid-template-columns:5fr 7fr;align-items:start}}

/* 14 · HK Heun */
.hk-trust{background:var(--hk-bg);padding-bottom:var(--hk-sec)}
.hk-trust__grid{display:grid;gap:var(--hk-block)}
.hk-trust__kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.hk-trust__kpi{display:grid;gap:.2em;padding:1.3rem 1.4rem}
.hk-trust__kpi-v{font-size:clamp(1.8rem,1.3rem + 2vw,3rem);font-weight:700;letter-spacing:var(--hk-tr-tighter);line-height:1}
.hk-trust__kpi-d{font-size:.88rem;color:var(--hk-text-2)}
.hk-trust__mmm{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.4rem}
.hk-trust__mmm span{display:inline-flex;align-items:center;gap:.4em;background:var(--hk-ink-900);color:#fff;font-weight:600;padding:.6rem 1rem;border-radius:var(--hk-r)}
.hk-trust__mmm span::before{content:"#";color:#7fd0ff;font-family:var(--hk-mono)}
.hk-trust__certs{display:grid;gap:.6rem;margin-top:1.4rem}
.hk-trust__certs li{display:grid;grid-template-columns:auto 1fr;gap:.8rem;align-items:center;font-size:.95rem;color:var(--hk-text-2)}
@media (min-width:1000px){.hk-trust__grid{grid-template-columns:6fr 6fr;align-items:start}}

/* 15 · FAQ */
.hk-faq{background:var(--hk-soft);padding-bottom:var(--hk-sec)}
.hk-faq__list{display:grid;gap:.8rem;max-width:var(--hk-maxw-narrow)}
.hk-faq__item{background:#fff;border-radius:var(--hk-r-lg);box-shadow:var(--hk-shadow-tile)}
.hk-faq__item summary{list-style:none;cursor:pointer;display:flex;gap:1rem;align-items:center;padding:1.1rem 1.3rem;font-weight:600;font-size:1.05rem}
.hk-faq__item summary::-webkit-details-marker{display:none}
.hk-faq__item summary::after{content:"+";margin-left:auto;font:400 1.4rem/1 var(--hk-font);color:var(--hk-text-3);transition:transform var(--hk-dur) var(--hk-ease)}
.hk-faq__item[open] summary::after{transform:rotate(45deg)}
.hk-faq__item p{padding:0 1.3rem 1.3rem;color:var(--hk-text-2);line-height:1.55;max-width:70ch}

/* 16 · Anfrage */
.hk-contact{padding-bottom:var(--hk-sec)}
.hk-contact__grid{display:grid;gap:var(--hk-block)}
.hk-form{display:grid;gap:1.4rem;background:var(--hk-grad-tile-dark);border-radius:var(--hk-r-tile-lg);padding:clamp(1.4rem,1rem + 1.8vw,2.6rem);min-width:0;box-shadow:var(--hk-shadow-card)}
.hk-fieldset{border:0;padding:0;margin:0;display:grid;gap:.9rem;min-inline-size:0}
.hk-fieldset legend{font-size:.9rem;color:var(--hk-on-dark-2);margin-bottom:.6rem;padding:0}
.hk-fieldset--2{grid-template-columns:1fr}
@media (min-width:640px){.hk-fieldset--2{grid-template-columns:1fr 1fr}}
.hk-field{display:grid;gap:.35em;min-width:0}
.hk-field label{font-size:.9rem;color:var(--hk-on-dark-2)}
.hk-field input:not([type="checkbox"]):not([type="radio"]),.hk-field select,.hk-field textarea{width:100%;background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.12);border-radius:var(--hk-r);padding:.75rem .9rem;min-height:46px;transition:border-color var(--hk-dur) var(--hk-ease),background var(--hk-dur) var(--hk-ease)}
.hk-field select option{color:#000}
.hk-field input:focus,.hk-field select:focus,.hk-field textarea:focus{border-color:var(--hk-blue);outline:none;background:rgba(255,255,255,.09);box-shadow:0 0 0 3px rgba(0,128,197,.3)}
.hk-field textarea{min-height:120px;resize:vertical}
.hk-way{display:grid;gap:.2em;padding:1rem 1.1rem 1rem 2.8em;background:rgba(255,255,255,.05);border-radius:var(--hk-r-lg);cursor:pointer;position:relative}
.hk-way input{position:absolute;left:1rem;top:1.15em;accent-color:var(--hk-blue)}
.hk-way:has(input:checked){background:rgba(0,128,197,.16);box-shadow:inset 0 0 0 1.5px var(--hk-blue)}
.hk-way__t{font:600 1.02rem var(--hk-font)}
.hk-way__d{font-size:.85rem;color:var(--hk-on-dark-2)}
.hk-check{display:grid;grid-template-columns:auto 1fr;gap:.6rem;align-items:start;font-size:.88rem;color:var(--hk-on-dark-2)}
.hk-check input{margin-top:.3em;accent-color:var(--hk-blue)}
.hk-form__actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center}
.hk-form__hint{font-size:.85rem;color:var(--hk-on-dark-3)}
.hk-form__ok{display:none;padding:1.2rem 1.4rem;background:rgba(63,174,42,.15);border-radius:var(--hk-r-lg);color:#b9f0a8;font-weight:500}
.hk-form.is-sent .hk-form__ok{display:block}
.hk-form.is-sent .hk-form__actions{display:none}
.hk-contact__aside{display:grid;gap:1rem;align-content:start}
.hk-contact__aside .hk-tile{display:grid;gap:.6rem}
.hk-contact__aside .hk-h3{font-size:1.2rem}
.hk-contact__aside p{color:var(--hk-muted);font-size:.95rem;line-height:1.55}
.hk-contact__aside a.hk-mono{color:var(--hk-fg);font-size:1.05rem}
.hk-contact__need{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:1.4rem}
.hk-contact__need .hk-kicker{flex-basis:100%;color:var(--hk-on-dark-3)}
.hk-contact__need-item{font-size:.85rem;font-weight:500;background:rgba(255,255,255,.08);padding:.4em .9em;border-radius:var(--hk-r-pill)}
@media (min-width:1000px){.hk-contact__grid{grid-template-columns:7fr 5fr;align-items:start}}

/* 17 · Footer */
.hk-footer{background:var(--hk-ink-900);color:var(--hk-on-dark);padding:var(--hk-block) var(--hk-gutter) 2rem;font-size:.92rem}
.hk-draft{width:min(100%,var(--hk-maxw));margin:0 auto 2rem;padding:.8rem 1rem;border:1px dashed rgba(255,255,255,.25);border-radius:var(--hk-r);font-size:.82rem;color:var(--hk-on-dark-3)}
.hk-footer__grid{display:grid;gap:2rem;width:min(100%,var(--hk-maxw));margin-inline:auto}
.hk-footer__company{font:700 1.1rem var(--hk-font)}
.hk-footer__links{display:grid;gap:.5rem}
.hk-footer__links a:hover{color:#7fd0ff}
.hk-footer__note{color:var(--hk-on-dark-3);max-width:52ch}
.hk-footer__updated{margin-top:.8rem;font-size:.8rem;color:var(--hk-on-dark-3)}
.hk-footer__top{display:inline-block;margin-top:2.5rem;font-size:.85rem;font-weight:600;background:rgba(255,255,255,.08);padding:.6rem 1rem;border-radius:var(--hk-r-pill)}
@media (min-width:800px){.hk-footer__grid{grid-template-columns:1fr 1fr 1.4fr}}

/* 18 · CTA-Bänder */
.hk-cta{padding-block:var(--hk-block)}
.hk-cta__grid{width:min(100% - 2*var(--hk-gutter),var(--hk-maxw));margin-inline:auto;border-radius:var(--hk-r-tile-lg);padding:clamp(2.5rem,2rem + 3vw,4.5rem) clamp(1.5rem,1rem + 2vw,3rem);display:grid;gap:1.5rem;align-items:center;text-align:center;justify-items:center;box-shadow:var(--hk-shadow-card)}
.hk-cta--grey .hk-cta__grid{background:var(--hk-grad-tile-light);color:var(--hk-text);--hk-muted:var(--hk-text-2)}
.hk-cta--dark .hk-cta__grid{background:var(--hk-grad-tile-dark);color:var(--hk-on-dark);--hk-muted:var(--hk-on-dark-2)}
.hk-cta--blue .hk-cta__grid{background:var(--hk-grad-blue);color:#fff;--hk-muted:rgba(255,255,255,.85)}
.hk-cta__t{font:700 clamp(1.6rem,1.2rem + 2vw,2.8rem)/1.05 var(--hk-font);letter-spacing:var(--hk-tr-tighter);max-width:22ch}
.hk-cta__d{margin-top:.6rem;max-width:52ch;color:var(--hk-muted);font-size:var(--hk-fs-lg)}
.hk-cta__actions{display:flex;flex-wrap:wrap;gap:.8rem 1.4rem;align-items:center;justify-content:center}
.hk-cta__phone{font-size:.95rem;color:var(--hk-muted)}
.hk-cta__phone a{color:inherit;font-weight:600}
.hk-cta--blue .hk-btn--ink:hover{background:#fff;color:var(--hk-ink-900)}
.hk-cta--blue .hk-btn--ghost{background:rgba(255,255,255,.18);color:#fff}

/* 19 · Motion / Reveal / Reduced Motion */
.hk-js [data-reveal]>*{opacity:0;transform:translateY(18px)}
.hk-js [data-reveal].is-in>*{opacity:1;transform:none;transition:opacity .7s var(--hk-ease),transform .7s var(--hk-ease)}
.hk-js [data-reveal].is-in>*:nth-child(2){transition-delay:.06s}.hk-js [data-reveal].is-in>*:nth-child(3){transition-delay:.12s}.hk-js [data-reveal].is-in>*:nth-child(4){transition-delay:.18s}.hk-js [data-reveal].is-in>*:nth-child(5){transition-delay:.24s}.hk-js [data-reveal].is-in>*:nth-child(6){transition-delay:.3s}.hk-js [data-reveal].is-in>*:nth-child(7){transition-delay:.36s}.hk-js [data-reveal].is-in>*:nth-child(8){transition-delay:.42s}
@media (prefers-reduced-motion:reduce){
  .hk-root *{transition-duration:.01ms!important;animation-duration:.01ms!important;scroll-behavior:auto!important}
  .hk-js [data-reveal]>*{opacity:1;transform:none}
}
@media (prefers-reduced-motion:no-preference){.hk-root{scroll-behavior:smooth}}
@media print{.hk-header,.hk-spy,.hk-hero__progress,.hk-hero__scrollhint{display:none!important}.hk-js .hk-hero{height:auto}.hk-hero__pin{position:static;height:auto}.hk-hero__act{opacity:1!important;transform:none!important;position:static}}