/* Strahlgut · Hallmark: macrostructure=technical data sheet (numbered sheets, pressure gauge, surface table, limits, water), nav=document header with sheet numbers, palette=paper/graphite/signal orange/steel blue, type=Barlow Condensed + Barlow */
:root{--bg:#F7F7F5;--bg2:#FFFFFF;--bg3:#ECECE8;--ink:#2B2F33;--ink2:#565B61;--ink3:#858A90;--orange:#E8541E;--orange2:#C4430F;--steel:#3E6E90;--steel2:#E3EDF4;--line:rgba(43,47,51,.16);--disp:"Barlow Condensed","Arial Narrow",sans-serif;--sans:"Barlow","Segoe UI",sans-serif;--w:1180px;
--cmp-bg:#FFFFFF;--cmp-ink:#2B2F33;--cmp-accent:#E8541E;--cmp-on-accent:#fff;--cmp-line:rgba(43,47,51,.2)}
*{box-sizing:border-box}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;overflow-x:clip}
img{max-width:100%;height:auto;display:block}a{color:var(--steel)}h1,h2,h3{font-family:var(--disp);font-weight:700;line-height:1.1;margin:0 0 .4em;text-transform:uppercase;letter-spacing:.01em}h2{font-size:clamp(1.9rem,3.6vw,2.8rem)}h3{font-size:1.35rem}
.sg-in{max-width:var(--w);margin:0 auto;padding:0 24px}
.sg-skip{position:absolute;left:-999px;top:8px;background:var(--orange);color:#fff;padding:.5rem 1rem;z-index:2000}.sg-skip:focus{left:8px}
.sg-eyebrow{font-family:var(--disp);font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--orange);margin:0 0 .5rem}.sg-lead{font-size:1.1rem;color:var(--ink2);max-width:62ch}
.sg-btn{display:inline-flex;align-items:center;min-height:48px;padding:0 1.5rem;background:var(--orange);color:#fff;text-decoration:none;font-family:var(--disp);font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;border:2px solid var(--orange)}.sg-btn:hover{background:var(--orange2);border-color:var(--orange2)}.sg-btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}.sg-btn--ghost:hover{background:var(--bg3)}
figure{margin:0}figure figcaption{font-size:.82rem;color:var(--ink3);margin-top:.5rem}
/* head */
.sg-head{background:var(--ink);color:#fff;position:sticky;top:0;z-index:900}.sg-head__in{max-width:var(--w);margin:0 auto;padding:.55rem 24px;display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap}
.sg-head__brand{margin:0;font-family:var(--disp);font-size:1.5rem;text-transform:uppercase;letter-spacing:.06em}.sg-head__brand a{display:inline-flex;align-items:center;gap:.5rem;color:#fff;text-decoration:none}
.sg-head__doc{margin:0;font-size:.78rem;color:#B8BDC3;font-family:var(--disp);letter-spacing:.04em;text-transform:uppercase}
.sg-head__nav{margin-left:auto;display:flex;gap:.1rem;flex-wrap:wrap}.sg-head__nav a{padding:.3rem .55rem;color:#D5D9DD;text-decoration:none;font-family:var(--disp);font-size:.95rem;text-transform:uppercase;letter-spacing:.03em;border-bottom:2px solid transparent}.sg-head__nav a:hover,.sg-head__nav a.is-current{color:#fff;border-bottom-color:var(--orange)}
/* sheets */
.sg-sheet{padding:3rem 0;border-bottom:2px solid var(--ink)}.sg-sheet--first{padding-top:3.5rem}.sg-sheet:nth-of-type(even){background:var(--bg2)}
.sg-sheet__no{margin:0 0 .3rem;font-family:var(--disp);font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);font-weight:600}.sg-sheet__lead{color:var(--ink2);max-width:70ch;margin-bottom:1.5rem}
.sg-over{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:3rem;align-items:center}
.sg-specs{margin:1.5rem 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem 1.5rem}.sg-specs div{border-top:1px solid var(--line);padding:.5rem 0}.sg-specs dt{font-family:var(--disp);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3)}.sg-specs dd{margin:0;font-weight:500}
.sg-over__cta{display:flex;gap:.8rem;flex-wrap:wrap}.sg-over__img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line)}
.sg-why{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}.sg-why div{background:var(--bg2);border:1px solid var(--line);border-left:5px solid var(--orange);padding:1.2rem 1.3rem}.sg-why p{margin:0;color:var(--ink2);font-size:.95rem}.sg-sheet:nth-of-type(even) .sg-why div{background:var(--bg)}
/* gauge */
.sg-reg{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:2.5rem;align-items:start}
.sg-gauge{background:var(--ink);color:#fff;padding:1.3rem 1.4rem 1.5rem;border-top:6px solid var(--orange)}.sg-gauge__select{display:grid;gap:.4rem;font-family:var(--disp);text-transform:uppercase;letter-spacing:.06em;font-size:.9rem;color:#B8BDC3}.sg-gauge__select select{font:inherit;font-family:var(--sans);text-transform:none;letter-spacing:0;font-size:1rem;padding:.6rem .8rem;border-radius:4px;border:1px solid #555;background:#3A3F44;color:#fff;min-height:46px}
.sg-gauge__svg{width:100%;height:auto;margin:.8rem 0 .4rem}.sg-gauge__tick{font-family:var(--disp);font-size:13px;fill:#B8BDC3}.sg-gauge__unit{font-family:var(--disp);font-size:16px;fill:#fff;letter-spacing:.1em}[data-needle]{transition:transform .5s cubic-bezier(.2,.7,.2,1)}[data-arc]{transition:stroke-dasharray .5s,stroke-dashoffset .5s}
.sg-gauge__out{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem 1rem}.sg-gauge__out div{border-top:1px solid #555;padding-top:.4rem}.sg-gauge__out dt{font-family:var(--disp);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:#B8BDC3}.sg-gauge__out dd{margin:0;font-weight:600;font-size:.95rem}
.sg-gauge__hint{margin:1rem 0 0;font-size:.86rem;color:#E4E7EA;background:#3A3F44;padding:.7rem .9rem;border-left:3px solid var(--orange)}
.sg-table{width:100%;border-collapse:collapse}.sg-table th,.sg-table td{padding:.65rem .8rem;text-align:left;border-bottom:1px solid var(--line);font-size:.92rem;vertical-align:top}.sg-table th{font-family:var(--disp);text-transform:uppercase;letter-spacing:.05em;font-size:.85rem;background:var(--bg3)}.sg-table td b{font-family:var(--disp);font-size:1.15rem;color:var(--orange2)}
.sg-reg__table{border:1px solid var(--line);background:var(--bg2);overflow-x:auto}.sg-reg__table .sg-table{min-width:560px}
.sg-tablewrap{overflow-x:auto;border:1px solid var(--line);background:var(--bg2)}.sg-table--prices{min-width:640px}
.sg-prices{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:2rem;align-items:start}.sg-extras{background:var(--steel2);padding:1.2rem 1.4rem;border-top:4px solid var(--steel)}.sg-extras ul{margin:0;padding-left:1.1rem;font-size:.92rem;color:var(--ink2)}.sg-extras li{margin:.3rem 0}.sg-extras__ex{margin:1rem 0 0;font-size:.9rem;color:var(--ink2)}
/* limits */
.sg-limits{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:2.5rem;align-items:start}.sg-limits__list{margin:0;display:grid;gap:.9rem}.sg-limits__list div{display:grid;grid-template-columns:130px minmax(0,1fr);gap:1rem;border-top:1px solid var(--line);padding-top:.7rem}.sg-limits__list dt{font-family:var(--disp);font-size:1.15rem;text-transform:uppercase;color:var(--orange2)}.sg-limits__list dd{margin:0;color:var(--ink2);font-size:.95rem}
.sg-limits__figs{display:grid;gap:1rem}.sg-fig img{width:100%;aspect-ratio:3/2;object-fit:cover;border:1px solid var(--line)}
/* steps */
.sg-steps{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:2.5rem;align-items:start}.sg-steps__list{list-style:none;margin:0;padding:0;display:grid;gap:1.2rem}.sg-steps__list li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:1rem}.sg-steps__no{font-family:var(--disp);font-size:2.4rem;font-weight:700;color:var(--orange);line-height:1}.sg-steps__list h3{margin-bottom:.1rem}.sg-steps__time{margin:0 0 .3rem;font-family:var(--disp);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--steel)}.sg-steps__list p{margin:0;color:var(--ink2);font-size:.95rem}
.sg-steps__figs{display:grid;gap:1rem}
/* water */
.sg-water{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:2.5rem;align-items:start}.sg-water__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.sg-water__card{background:var(--bg2);border:1px solid var(--line);padding:1.1rem 1.2rem}.sg-water__card p{margin:0;color:var(--ink2);font-size:.92rem}.sg-water__figs{display:grid;gap:1rem}
/* faq */
.sg-faq{padding:3rem 0;border-bottom:2px solid var(--ink)}.sg-faq__list{max-width:820px;display:grid;gap:.5rem}.sg-faq__item{background:var(--bg2);border:1px solid var(--line);padding:0 1.2rem}.sg-faq__item summary{cursor:pointer;padding:.9rem 0;font-family:var(--disp);font-size:1.2rem;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:1rem}.sg-faq__item summary::-webkit-details-marker{display:none}.sg-faq__item summary::after{content:"+";color:var(--orange)}.sg-faq__item[open] summary::after{content:"−"}.sg-faq__item p{margin:0 0 1rem;color:var(--ink2)}
/* abo */
.sg-abo{padding:3.5rem 0;background:var(--ink);color:#fff}.sg-abo__in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:3rem;align-items:center}.sg-abo h2{color:#fff}.sg-abo__txt p{color:#D5D9DD}
.sg-form{background:var(--bg2);color:var(--ink);padding:1.5rem;min-width:0;border-top:6px solid var(--orange)}.sg-form__trap{position:absolute;left:-9999px}.sg-form__row{display:grid;grid-template-columns:minmax(0,1fr);gap:.5rem}.sg-form__label{font-family:var(--disp);font-size:.9rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3)}
.sg-form__input{min-width:0;width:100%;min-height:50px;border:1px solid var(--line);background:var(--bg);color:var(--ink);padding:0 1rem;font:inherit}.sg-form__input:focus{outline:2px solid var(--orange)}.sg-form__input[aria-invalid=true]{border-color:#B23A3A}
.sg-form__btn{min-height:50px;border:0;background:var(--orange);color:#fff;font:inherit;font-family:var(--disp);font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;cursor:pointer;margin-top:.3rem}.sg-form__btn:hover{background:var(--orange2)}.sg-form__btn[disabled]{opacity:.6;cursor:wait}
.sg-form__status{min-height:1.4em;font-size:.9rem;margin:.6rem 0 0}.sg-form__status[data-state=error]{color:#B23A3A}.sg-form__note{font-size:.82rem;color:var(--ink3);margin:.4rem 0 0}
/* foot */
.sg-foot{padding:3rem 0 2rem;background:var(--bg3)}.sg-foot__in{max-width:var(--w);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:3rem}.sg-foot h2{font-size:1.4rem}.sg-foot p{font-size:.92rem;color:var(--ink2)}
.sg-foot__brand{display:flex;align-items:center;gap:.5rem;font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink)!important;font-size:1.4rem!important}.sg-foot__legal{display:flex;flex-wrap:wrap;gap:.3rem 1rem;margin:1rem 0}.sg-foot__legal a,.sg-foot__legal button{color:var(--ink2);font:inherit;font-size:.9rem;background:none;border:0;padding:0;cursor:pointer;text-decoration:underline}.sg-foot__small{font-size:.8rem!important;color:var(--ink3)!important}
.sg-map{margin-top:1rem;aspect-ratio:16/10;background:var(--bg2);position:relative;overflow:hidden;border:1px solid var(--line)}.sg-map iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.sg-map [data-map-placeholder]{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;gap:.5rem;padding:1.2rem;font-size:.9rem}.sg-map [data-map-placeholder] p{margin:0}.sg-map button{align-self:flex-start;min-height:42px;padding:0 1rem;border:0;background:var(--orange);color:#fff;font:inherit;font-weight:600;cursor:pointer}.sg-map small{color:var(--ink3);font-size:.76rem}
/* doc/done */
.sg-doc{padding:3rem 0 4rem}.sg-doc__in{max-width:820px}.sg-doc h1{font-size:2.4rem}.sg-doc h2{font-size:1.6rem;margin-top:2rem}.sg-doc .lead{color:var(--ink2);font-size:1.05rem}.sg-doc table{width:100%;border-collapse:collapse;font-size:.92rem;margin:1rem 0;background:var(--bg2)}.sg-doc th,.sg-doc td{border:1px solid var(--line);padding:.6rem .8rem;text-align:left;vertical-align:top}.sg-doc th{background:var(--bg3)}.sg-doc .meta{color:var(--ink3);font-size:.85rem}.sg-doc code{background:var(--bg3);padding:.1em .4em}
.sg-done{padding:5rem 0}.sg-done__in{max-width:640px}
@media(max-width:1000px){.sg-over,.sg-reg,.sg-prices,.sg-limits,.sg-steps,.sg-water,.sg-abo__in,.sg-foot__in{grid-template-columns:minmax(0,1fr)}.sg-why{grid-template-columns:repeat(2,minmax(0,1fr))}.sg-limits__figs,.sg-steps__figs,.sg-water__figs{grid-template-columns:repeat(2,minmax(0,1fr))}.sg-head__doc{display:none}.sg-head{position:static}}
@media(max-width:700px){body{font-size:16px}.sg-head__nav{margin-left:0}.sg-head__nav a{font-size:.85rem;padding:.25rem .4rem}.sg-sheet{padding:2rem 0}.sg-why,.sg-specs,.sg-water__grid,.sg-limits__figs,.sg-steps__figs,.sg-water__figs,.sg-gauge__out{grid-template-columns:minmax(0,1fr)}.sg-limits__list div{grid-template-columns:minmax(0,1fr);gap:.2rem}}

/* consent manager */
.sg-sum{position:fixed;inset:0;z-index:1300;background:rgba(8,10,14,.62);display:flex;align-items:center;justify-content:center;padding:1rem}.sg-sum[hidden]{display:none}
.sg-sum__card{width:min(620px,100%);max-height:92svh;display:flex;flex-direction:column;background:var(--cmp-bg,#fff);color:var(--cmp-ink,#111);border-radius:16px;overflow:hidden;box-shadow:0 40px 80px -40px rgba(0,0,0,.7);font-size:.92rem;line-height:1.65}
.sg-sum__top{padding:1.3rem 1.5rem .8rem;border-bottom:1px solid var(--cmp-line,rgba(0,0,0,.14))}.sg-sum__top p{margin:0 0 .2rem;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;opacity:.65}.sg-sum__top h2{margin:0;font-size:1.25rem}
.sg-sum__body{padding:1.1rem 1.5rem;overflow:auto}.sg-sum__lead{margin:0 0 1rem}.sg-sum a{color:inherit}
.sg-sum__row{display:flex;justify-content:space-between;align-items:flex-start;gap:1.2rem;padding:.9rem 0;border-bottom:1px solid var(--cmp-line,rgba(0,0,0,.12))}.sg-sum__row b{display:block;margin-bottom:.2rem}.sg-sum__row p{margin:0;font-size:.83rem;opacity:.82}
.sg-sum__fixed{font-size:.74rem;opacity:.7;white-space:nowrap;padding-top:.2rem}
.sg-sum__tg{position:relative;display:inline-block;width:48px;height:27px;flex:none;cursor:pointer;margin-top:.2rem}.sg-sum__tg input{position:absolute;opacity:0;width:1px;height:1px}.sg-sum__tg i{position:absolute;inset:0;border-radius:14px;background:rgba(0,0,0,.25);transition:background .2s}.sg-sum__tg i::after{content:"";position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;transition:transform .2s}.sg-sum__tg input:checked+i{background:var(--cmp-accent,#111)}.sg-sum__tg input:checked+i::after{transform:translateX(21px)}.sg-sum__tg input:focus-visible+i{outline:2px solid var(--cmp-accent,#111);outline-offset:2px}.sg-sum__tg u{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.sg-sum__meta{font-size:.76rem;opacity:.65;margin:.9rem 0 0}
.sg-sum__bar{position:sticky;bottom:0;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding:.9rem 1.5rem;background:rgba(127,127,127,.1);border-top:1px solid var(--cmp-line,rgba(0,0,0,.14))}.sg-sum__bar p{margin:0;font-size:.84rem;font-weight:700}
.sg-sum__bar div{display:flex;gap:.45rem;flex-wrap:wrap}.sg-sum__bar button{min-height:44px;padding:0 1rem;border-radius:8px;border:2px solid var(--cmp-accent,#111);background:transparent;color:var(--cmp-ink,#111);font:inherit;font-weight:700;cursor:pointer}.sg-sum__bar button:nth-child(2){background:var(--cmp-accent,#111);color:var(--cmp-on-accent,#fff)}
.sg-sum__links{display:flex;gap:1.2rem;justify-content:center;padding:.7rem 1.5rem 1rem;font-size:.82rem}.sg-sum__links button{background:none;border:0;padding:0;font:inherit;text-decoration:underline;cursor:pointer;color:inherit;min-height:34px}
@media(max-width:600px){.sg-sum__row{flex-direction:column;gap:.5rem}.sg-sum__bar{flex-direction:column;align-items:stretch}.sg-sum__bar div{display:grid;grid-template-columns:1fr}}