/* Review pages only; never restyle the production service routes. */
.service-preview{--ss-ink:#222734;--ss-muted:#616b79;--ss-line:#e0e4ea;--ss-accent:var(--brand,#b3003e);color:var(--ss-ink);background:#fff}
.service-preview *{box-sizing:border-box}
.service-preview .ss-preview-bar{display:flex;align-items:center;gap:24px;max-width:1440px;margin:auto;padding:17px 5%;border-bottom:1px solid var(--ss-line);font-size:12px}
.service-preview .ss-preview-bar>span{font-size:10px;letter-spacing:.14em;font-weight:800;color:var(--ss-muted)}
.service-preview .ss-preview-bar nav{display:flex;gap:18px;flex-wrap:wrap}
.service-preview .ss-preview-bar a{text-decoration:none;color:var(--ss-muted)}
.service-preview .ss-preview-bar a[aria-current]{color:var(--ss-accent);font-weight:800}
.service-preview .ss-preview-bar .ss-skip{margin-left:auto;color:var(--ss-ink)}
.service-preview .ss-story{--ss-header:90px;--ss-progress:0;position:relative;background:radial-gradient(ellipse at 79% 45%,#e8eaf0aa 0,transparent 55%),#fbfbfc}
.service-preview .ss-stage{position:relative;max-width:1440px;margin:0 auto;padding:70px 5% 100px;display:grid;grid-template-columns:1fr 1.2fr;gap:30px;align-items:center}
.service-preview .ss-copy{min-width:0;z-index:2}
.service-preview .ss-chapter{padding:0 0 90px}
.service-preview .ss-eyebrow{display:block;margin-bottom:20px;color:var(--ss-accent);font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.service-preview .ss-chapter :is(h1,h2){font-size:clamp(37px,4.1vw,64px);line-height:1.07;font-weight:650;letter-spacing:-.055em;margin:0 0 25px;color:var(--ss-ink)}
.service-preview .ss-chapter em{display:block;font-style:normal;color:var(--ss-accent)}
.service-preview .ss-lead{font-size:clamp(15px,1.25vw,18px);line-height:1.7;max-width:44ch;color:var(--ss-muted);margin:0 0 20px}
.service-preview .ss-detail{font-size:12px;line-height:1.6;max-width:50ch;padding-left:13px;border-left:2px solid #b3003e40;color:var(--ss-muted);margin:20px 0 27px}
.service-preview .ss-hero-price{display:flex;gap:15px;align-items:center;margin-top:24px}
.service-preview .ss-hero-price strong{font-size:39px;line-height:1.1;font-weight:650;letter-spacing:-.04em;white-space:nowrap}
.service-preview .ss-hero-price>span{font-size:11px;color:var(--ss-muted);line-height:1.5}
.service-preview .ss-terms{font-size:11px;line-height:1.5;color:var(--ss-muted);margin:9px 0 25px;max-width:45ch}
.service-preview .ss-terms a{color:var(--ss-accent);text-underline-offset:3px}
.service-preview .ss-actions{display:flex;align-items:center;gap:19px;flex-wrap:wrap}
.service-preview .ss-actions>a:not(.btn){font-size:12px;font-weight:650;color:var(--ss-ink);text-underline-offset:5px}
.service-preview .ss-actions .btn{font-size:13px;min-height:46px}
.service-preview .ss-visual{position:sticky;top:calc(var(--ss-header) + 24px);align-self:start;min-width:0;margin:0;z-index:1}
.service-preview .ss-visual-top{display:flex;align-items:center;justify-content:space-between;margin:0 18px;color:#657080;font-size:9px;letter-spacing:.18em;font-weight:750}
.service-preview .ss-live-dot{width:6px;height:6px;border-radius:50%;background:var(--ss-accent);box-shadow:0 0 0 5px #b3003e0b}
.service-preview .ss-diagram{display:block;width:100%;height:auto;overflow:visible}
.service-preview .ss-visual figcaption{text-align:center;font-size:10px;letter-spacing:.04em;color:var(--ss-muted);margin-top:7px}
.service-preview .ss-chapter-nav{grid-column:1/-1;display:flex;gap:30px;align-items:center;justify-content:center;margin:20px auto 0;z-index:4}
.service-preview .ss-chapter-nav a{display:flex;gap:9px;padding:16px 2px;text-decoration:none;color:var(--ss-muted);font-size:12px;border-top:2px solid transparent;white-space:nowrap}
.service-preview .ss-chapter-nav a span{font-size:10px;opacity:.65}
.service-preview .ss-chapter-nav a[aria-current]{color:var(--ss-accent);border-color:var(--ss-accent);font-weight:750}
.service-preview .ss-scroll-hint{display:none;color:#667180;font-size:9px;letter-spacing:.18em;position:absolute;left:5%;bottom:27px}
.service-preview .ss-scroll-hint span{margin-left:12px;font-size:16px}
.service-preview .ss-enhanced{height:340svh}
.service-preview [data-service-story="balance"].ss-enhanced{height:240svh}
.service-preview .ss-enhanced .ss-stage{position:sticky;top:var(--ss-header);height:calc(100svh - var(--ss-header));padding-top:30px;padding-bottom:110px;overflow:clip}
.service-preview .ss-enhanced .ss-copy{display:grid;align-items:center}
.service-preview .ss-enhanced .ss-chapter{grid-area:1/1;align-self:center;padding:0;opacity:0;transform:translateY(16px);visibility:hidden;pointer-events:none;transition:opacity .28s ease,transform .4s cubic-bezier(.2,.7,.2,1),visibility .28s}
.service-preview .ss-enhanced .ss-chapter.is-active{opacity:1;transform:none;visibility:visible;pointer-events:auto}
.service-preview .ss-enhanced .ss-visual{position:relative;top:auto;align-self:center}
.service-preview .ss-enhanced .ss-floorplan{max-height:calc(100svh - var(--ss-header) - 290px)}
.service-preview .ss-enhanced .ss-chapter-nav{position:absolute;bottom:20px;left:33%;right:5%;margin:0}
.service-preview .ss-enhanced .ss-scroll-hint{display:block}
.service-preview .ss-enhanced .ss-stage:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--ss-accent);transform-origin:left;transform:scaleX(var(--ss-progress))}
.service-preview .ss-model-disclaimer{display:grid;grid-template-columns:140px 1fr;gap:25px;padding-top:29px;padding-bottom:29px;border-bottom:1px solid var(--ss-line)}
.service-preview .ss-model-disclaimer>span{font-size:10px;letter-spacing:.12em;font-weight:750;color:var(--ss-accent);padding-top:3px}
.service-preview .ss-model-disclaimer p{font-size:11px;line-height:1.8;color:var(--ss-muted);margin:0;max-width:100ch}
.service-preview .ss-breadcrumbs{padding-top:30px}
.service-preview #ss-preise,.service-preview #leistungsumfang{scroll-margin-top:130px}
.service-preview .section .content-grid__media{border-radius:18px;overflow:hidden}
.service-preview .section :is(.feature-card,.availability-card){border-radius:16px}
.service-preview .section-heading>*{min-width:0}
.service-preview .section :is(h2,h3){overflow-wrap:anywhere;hyphens:auto}
.service-preview .section--warm{background:#f6f2f4}
.service-preview .ss-balance-controls{display:flex;justify-content:center;gap:5px;background:#e9ecf1;border:1px solid #dce1e8;border-radius:12px;padding:4px;width:max-content;margin:12px auto 0}
.service-preview .ss-balance-controls[hidden]{display:none}
.service-preview .ss-balance-controls button{font:inherit;font-size:12px;font-weight:700;color:#4e5a6c;border:0;border-radius:8px;padding:9px 20px;min-height:40px;background:transparent;cursor:pointer;transition:background .2s,color .2s,box-shadow .2s}
.service-preview .ss-balance-controls button[aria-pressed="true"]{background:#fff;color:var(--ss-accent);box-shadow:0 2px 5px #1824380f}
.service-preview [data-service-story="balance"] .ss-balance-controls button{min-height:44px}
.service-preview .ss-balance-status{min-height:2.8em;text-align:center;font-size:11px;line-height:1.5;color:#586374;max-width:50ch;margin:10px auto 2px}
.service-preview :is(button,a):focus-visible{outline:3px solid var(--ss-accent);outline-offset:4px}
/* Drawings use separate material layers; movement describes the part being discussed. */
.service-preview :is(.ss-oil-cover,.ss-oil-burner,.ss-hp-cover,.ss-hp-hydraulics,.ss-soot,.ss-callout,.ss-measure-card,.ss-hp-system-note){transition:transform .65s cubic-bezier(.2,.7,.2,1),opacity .45s ease}
.service-preview .ss-callout{fill:#556375;font-size:12px;font-weight:650;letter-spacing:1px;opacity:0}
.service-preview .ss-callout path{fill:none;stroke:#9aabbf;stroke-width:1.5}
.service-preview .ss-callout circle{fill:#b3003e}
.service-preview .ss-measure-card,.service-preview .ss-hp-system-note{opacity:0;transform:translateY(16px)}
.service-preview .ss-hp-hydraulics{opacity:.5;transform:translateY(14px)}
.service-preview .ss-fan{transform-origin:316px 324px;animation:ss-fan 10s linear infinite;animation-play-state:paused}
.service-preview .ss-flow{stroke-dasharray:3 21;stroke-linecap:round;animation:ss-flow 2.8s linear infinite;animation-play-state:paused}
.service-preview .ss-heat-flow{stroke:#e3a476;stroke-width:2;fill:none}
.service-preview .ss-air-paths{opacity:.65}
.service-preview .ss-story.is-visible:not(.ss-paused) :is(.ss-flow,.ss-fan){animation-play-state:running}
.service-preview [data-step="1"] .ss-oil-cover{transform:translate(-133px,12px);opacity:.38}
.service-preview [data-step="1"] .ss-oil-burner{transform:translate(-133px,12px);opacity:.4}
.service-preview [data-step="1"] .ss-soot{opacity:.08;transform:translateY(14px)}
.service-preview [data-step="1"] .ss-oil-callout{opacity:1;transform:translate(4px,-13px)}
.service-preview [data-step="2"] .ss-oil-cover{transform:translate(-70px,0);opacity:.12}
.service-preview [data-step="2"] .ss-oil-burner{transform:translate(-90px,34px)}
.service-preview [data-step="2"] :is(.ss-measure-card,.ss-burner-callout){opacity:1;transform:none}
.service-preview [data-step="1"] .ss-hp-cover{transform:translate(-80px,20px);opacity:.24}
.service-preview [data-step="1"] .ss-hp-callout{opacity:1;transform:translateY(-30px)}
.service-preview [data-step="2"] .ss-hp-hydraulics{opacity:1;transform:none}
.service-preview [data-step="2"] .ss-hp-system-note{opacity:1;transform:none}
.service-preview [data-step="2"] .ss-hp-cover{opacity:.8}
.service-preview .ss-room-fill{fill:var(--room-fill);transition:fill .65s}
.service-preview .ss-room--living{--room-fill:#dce8f3;--room-pipe:#82a7c9}
.service-preview .ss-room--kitchen{--room-fill:#efe4d8;--room-pipe:#c3996e}
.service-preview .ss-room--bath{--room-fill:#f1d2c5;--room-pipe:#cf7355}
.service-preview .ss-room--hall{--room-fill:#efddcd;--room-pipe:#c7865f}
.service-preview .ss-room-pipe{stroke:var(--room-pipe);stroke-width:6;fill:none;stroke-linejoin:round;transition:stroke .65s}
.service-preview .ss-room-flow{stroke:#fff;stroke-width:2;fill:none;stroke-linejoin:round}
.service-preview .ss-room--living .ss-flow{animation-duration:5s}
.service-preview .ss-room--bath .ss-flow{animation-duration:1.8s}
.service-preview .ss-room-label{font-size:16px;font-weight:650;fill:#526070}
.service-preview .ss-room-temp{font-size:27px;font-weight:750;fill:#293646;transition:opacity .3s}
.service-preview [data-service-story="balance"] .ss-room-label{font-size:20px}
.service-preview [data-service-story="balance"] .ss-tech-label{font-size:16px}
.service-preview [data-service-story="balance"] .ss-room-temp{font-size:30px}
.service-preview .ss-after{opacity:0}
.service-preview .ss-meter-float{transition:transform .65s cubic-bezier(.2,.7,.2,1)}
.service-preview .ss-meter--0 .ss-meter-float{transform:translateY(26px)}
.service-preview .ss-meter--1 .ss-meter-float{transform:translateY(17px)}
.service-preview .ss-meter--2 .ss-meter-float{transform:translateY(0)}
.service-preview .ss-meter--3 .ss-meter-float{transform:translateY(5px)}
.service-preview [data-balanced="true"] .ss-room{--room-fill:#f2e4e9;--room-pipe:#bc6b88}
.service-preview [data-balanced="true"] .ss-room--bath{--room-fill:#efddd9;--room-pipe:#c48b7a}
.service-preview [data-balanced="true"] .ss-before{opacity:0}
.service-preview [data-balanced="true"] .ss-after{opacity:1}
.service-preview [data-balanced="true"] .ss-meter--0 .ss-meter-float{transform:translateY(11px)}
.service-preview [data-balanced="true"] .ss-meter--1 .ss-meter-float{transform:translateY(20px)}
.service-preview [data-balanced="true"] .ss-meter--2 .ss-meter-float{transform:translateY(16px)}
.service-preview [data-balanced="true"] .ss-meter--3 .ss-meter-float{transform:translateY(28px)}
.service-preview [data-balanced="true"] .ss-room--living .ss-flow{animation-duration:2.9s}
.service-preview [data-balanced="true"] .ss-room--bath .ss-flow{animation-duration:3.4s}
@keyframes ss-fan{to{transform:rotate(360deg)}}
@keyframes ss-flow{to{stroke-dashoffset:-48}}
/* Short screens, mobile and zoom: ordinary content flow, with a smaller sticky drawing. */
.service-preview .ss-compact .ss-stage{display:flex;flex-direction:column;gap:0;padding-top:38px;padding-bottom:20px;overflow:visible;max-width:820px}
.service-preview .ss-compact .ss-copy{display:contents}
.service-preview .ss-compact .ss-chapter{order:2;width:100%;padding:40px 0 60px}
.service-preview .ss-compact .ss-chapter:first-child{order:0;padding:0 0 30px}
.service-preview .ss-compact .ss-visual{order:1;position:relative;top:auto;width:100%;max-width:570px;align-self:center;margin:0 auto 20px;background:#fafbfc;border:1px solid #e1e5eb;border-radius:18px;padding:20px 8px}
.service-preview .ss-compact .ss-chapter:not(:first-child){border-top:1px solid var(--ss-line)}
.service-preview .ss-compact .ss-chapter-nav{order:3;gap:19px;flex-wrap:wrap;margin:0}
.service-preview .ss-compact .ss-lead{max-width:60ch}
.service-preview .ss-compact.ss-mobile-motion .ss-visual{position:sticky;top:var(--ss-header);z-index:3;padding:13px 8px 9px;box-shadow:0 12px 24px #17203008}
.service-preview .ss-compact.ss-mobile-motion .ss-diagram{max-height:36svh}
.service-preview .ss-compact.ss-mobile-motion .ss-visual-top{font-size:8px}
.service-preview .ss-compact.ss-mobile-motion .ss-balance-controls{margin-top:3px}
.service-preview .ss-compact.ss-mobile-motion .ss-balance-controls button{padding:5px 20px;min-height:34px}
.service-preview .ss-compact.ss-mobile-motion .ss-balance-status{font-size:10px;min-height:0;margin:7px auto 0}
.service-preview .ss-compact.ss-mobile-motion .ss-visual figcaption{font-size:9px;margin-top:4px}
.service-preview .ss-compact.ss-mobile-motion .ss-chapter:not(:first-child){min-height:55svh;padding:45px 0 100px;scroll-margin-top:calc(var(--ss-header) + 46svh)}
/* The balancing comparison stays in the reading flow on compact screens. */
.service-preview [data-service-story="balance"].ss-compact .ss-chapter:not(:first-child){min-height:0;padding:28px 0 32px;scroll-margin-top:calc(var(--ss-header) + 20px)}
.service-preview [data-service-story="balance"].ss-compact .ss-chapter-nav{display:none}
@media(max-width:999px){
    .service-preview [data-service-story="balance"] .ss-chapter:not(:first-child){padding:28px 0 32px;scroll-margin-top:calc(var(--ss-header) + 20px)}
    .service-preview [data-service-story="balance"] .ss-chapter-nav{display:none}
}
@media(min-width:1000px) and (max-height:850px){
    .service-preview .ss-enhanced .ss-stage{gap:20px;padding-top:20px;padding-bottom:85px}
    .service-preview .ss-enhanced .ss-chapter :is(h1,h2){font-size:45px;margin-bottom:17px}
    .service-preview .ss-enhanced .ss-eyebrow{margin-bottom:14px}
    .service-preview .ss-enhanced .ss-detail{margin:12px 0 18px}
    .service-preview .ss-enhanced .ss-lead{font-size:15px;line-height:1.6;margin-bottom:14px}
    .service-preview .ss-enhanced .ss-hero-price{margin-top:15px}
    .service-preview .ss-enhanced .ss-terms{margin-bottom:17px}
    .service-preview .ss-enhanced .ss-diagram{max-height:calc(100svh - var(--ss-header) - 200px)}
    .service-preview .ss-enhanced .ss-visual:has(.ss-balance-controls) .ss-diagram{max-height:calc(100svh - var(--ss-header) - 260px)}
}
@media(max-width:999px){
    .service-preview .ss-preview-bar{gap:16px;padding:13px 5%;font-size:11px}
    .service-preview .ss-preview-bar nav{gap:14px}
    .service-preview .ss-preview-bar .ss-skip{display:none}
    .service-preview .ss-stage{display:flex;flex-direction:column;padding:38px 6% 35px;gap:0}
    .service-preview .ss-copy{display:contents}
    .service-preview .ss-chapter{order:2;width:100%;padding:40px 0}
    .service-preview .ss-chapter:first-child{order:0;padding:0 0 30px}
    .service-preview .ss-visual{order:1;position:relative;top:auto;align-self:center;width:100%;max-width:570px;padding:15px 0;margin:0 0 20px}
    .service-preview .ss-chapter-nav{order:3;gap:17px;flex-wrap:wrap}
    .service-preview .ss-chapter :is(h1,h2){font-size:clamp(36px,7vw,53px);margin-bottom:19px}
    .service-preview .ss-lead{font-size:15px;line-height:1.65;max-width:60ch}
    .service-preview .ss-detail{margin:17px 0 20px}
    .service-preview .ss-eyebrow{font-size:10px;margin-bottom:17px}
    .service-preview .ss-hero-price strong{font-size:35px}
    .service-preview .ss-model-disclaimer{grid-template-columns:1fr;gap:10px}
    .service-preview .ss-actions{gap:14px}
    .service-preview .ss-actions>a:not(.btn){font-size:11px}
}
@media(prefers-reduced-motion:reduce){
    .service-preview *, .service-preview *:before, .service-preview *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
@media(prefers-contrast:more){.service-preview{--ss-muted:#303a49;--ss-line:#7b8491}.service-preview .ss-diagram text{fill:#202832}}
@media print{
    .service-preview .ss-story{height:auto!important}
    .service-preview .ss-stage{position:static!important;height:auto!important;display:block!important;overflow:visible!important;padding:20px!important}
    .service-preview .ss-copy{display:block!important}
    .service-preview .ss-chapter{visibility:visible!important;opacity:1!important;transform:none!important;padding:15px 0!important}
    .service-preview .ss-visual{position:static!important;max-width:450px}
    .service-preview :is(.ss-chapter-nav,.ss-scroll-hint,.ss-balance-controls){display:none!important}
}