  <style>
    :root {
      --rh-bg: #f4f7fa;
      --rh-card: #ffffff;
      --rh-ink: #17212b;
      --rh-muted: #667788;
      --rh-line: #dbe3e9;
      --rh-blue: #173b57;
      --rh-blue-2: #245a7a;
      --rh-orange: #e87524;
      --rh-orange-soft: #fff2e8;
      --rh-green: #2e7d5b;
      --rh-red: #b43d3d;
      --rh-radius: 18px;
      --rh-shadow: 0 16px 45px rgba(22, 51, 72, 0.10);
    }

    * { box-sizing: border-box; }

    body {
      margin: 0;
      background: linear-gradient(180deg, #edf3f7 0, var(--rh-bg) 300px);
      color: var(--rh-ink);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.45;
    }

    .rh-app {
      width: min(1220px, calc(100% - 28px));
      margin: 28px auto 56px;
    }

    .rh-hero {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1.35fr 0.65fr;
      gap: 24px;
      padding: 34px;
      border-radius: 26px;
      color: #fff;
      background: linear-gradient(135deg, #102e44 0%, #1a4b69 62%, #23627f 100%);
      box-shadow: var(--rh-shadow);
    }

    .rh-hero::after {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      right: -85px;
      top: -120px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(232,117,36,.55), rgba(232,117,36,0) 70%);
      pointer-events: none;
    }

    .rh-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
      color: #ffd3b3;
      font-weight: 800;
      font-size: 0.82rem;
      letter-spacing: .07em;
      text-transform: uppercase;
    }

    .rh-kicker::before {
      content: "";
      width: 22px;
      height: 3px;
      border-radius: 99px;
      background: var(--rh-orange);
    }

    h1, h2, h3, p { margin-top: 0; }

    .rh-hero h1 {
      max-width: 760px;
      margin-bottom: 12px;
      font-size: clamp(2rem, 4vw, 3.65rem);
      line-height: 1.03;
      letter-spacing: -.04em;
    }

    .rh-hero p {
      max-width: 760px;
      margin-bottom: 0;
      color: rgba(255,255,255,.82);
      font-size: 1.02rem;
    }

    .rh-hero-badge {
      align-self: end;
      justify-self: end;
      width: min(100%, 270px);
      padding: 19px;
      border: 1px solid rgba(255,255,255,.20);
      border-radius: 18px;
      background: rgba(255,255,255,.10);
      backdrop-filter: blur(8px);
    }

    .rh-hero-badge strong {
      display: block;
      font-size: 1.1rem;
      margin-bottom: 5px;
    }

    .rh-hero-badge span {
      display: block;
      color: rgba(255,255,255,.74);
      font-size: .88rem;
    }

    .rh-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 380px;
      gap: 22px;
      margin-top: 22px;
      align-items: start;
    }

    .rh-stack { display: grid; gap: 18px; }

    .rh-card {
      background: var(--rh-card);
      border: 1px solid rgba(24, 61, 87, .08);
      border-radius: var(--rh-radius);
      box-shadow: 0 8px 28px rgba(22, 51, 72, .06);
    }

    .rh-card-head {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
      padding: 22px 24px 0;
    }

    .rh-card-body { padding: 20px 24px 24px; }

    .rh-step {
      display: inline-grid;
      place-items: center;
      flex: 0 0 auto;
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background: var(--rh-orange-soft);
      color: var(--rh-orange);
      font-weight: 900;
    }

    .rh-title-wrap {
      display: flex;
      gap: 12px;
      align-items: flex-start;
    }

    .rh-title-wrap h2 {
      margin: 1px 0 4px;
      font-size: 1.14rem;
    }

    .rh-help {
      margin: 0;
      color: var(--rh-muted);
      font-size: .88rem;
    }

    .rh-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .rh-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .rh-full { grid-column: 1 / -1; }

    .rh-field { min-width: 0; }

    .rh-field label,
    .rh-mini-label {
      display: block;
      margin-bottom: 7px;
      color: #314353;
      font-size: .84rem;
      font-weight: 750;
    }

    .rh-input-wrap { position: relative; }

    input, select, button {
      font: inherit;
    }

    input, select {
      width: 100%;
      min-height: 46px;
      border: 1px solid var(--rh-line);
      border-radius: 12px;
      background: #fff;
      color: var(--rh-ink);
      outline: none;
      padding: 10px 12px;
      transition: border-color .15s ease, box-shadow .15s ease;
    }

    input:focus, select:focus {
      border-color: var(--rh-blue-2);
      box-shadow: 0 0 0 4px rgba(36,90,122,.11);
    }

    input[type="number"] { padding-right: 50px; }

    .rh-unit {
      position: absolute;
      right: 12px;
      top: 50%;
      translate: 0 -50%;
      color: var(--rh-muted);
      font-size: .82rem;
      pointer-events: none;
    }

    .rh-note {
      padding: 12px 14px;
      border-radius: 12px;
      background: #f4f8fb;
      color: #526675;
      font-size: .84rem;
    }


    .rh-window-options {
      margin-top: 14px;
      padding: 16px;
      border: 1px solid var(--rh-line);
      border-radius: 14px;
      background: #f8fbfd;
    }

    .rh-window-options h3 {
      margin-bottom: 5px;
      font-size: .98rem;
    }

    .rh-window-options > p {
      margin-bottom: 14px;
      color: var(--rh-muted);
      font-size: .82rem;
    }

    .rh-window-estimate {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-top: 14px;
      padding: 12px 14px;
      border-radius: 12px;
      background: var(--rh-orange-soft);
      color: #71401d;
      font-size: .82rem;
    }

    .rh-window-estimate strong {
      color: #9a4b16;
      white-space: nowrap;
    }

    .rh-wall-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .rh-boundary-layout {
      display: grid;
      grid-template-columns: 1fr;
      gap: 18px;
      align-items: start;
    }

    .rh-boundary-controls {
      display: grid;
      gap: 14px;
    }

    .rh-room-visual {
      padding: 16px;
      border: 1px solid var(--rh-line);
      border-radius: 16px;
      background: linear-gradient(180deg, #f7fbfd 0%, #eef4f8 100%);
    }

    .rh-room-visual h3 {
      margin-bottom: 6px;
      font-size: 1rem;
    }

    .rh-room-visual p {
      margin-bottom: 0;
      color: var(--rh-muted);
      font-size: .82rem;
    }

    .rh-room-plan-wrap {
      position: relative;
      display: flex;
      justify-content: center;
      margin-top: 14px;
      padding: 56px 0 94px;
    }

    .rh-room-plan {
      position: relative;
      width: min(100%, 200px);
      min-height: 235px;
      border: 3px solid #7fa3bb;
      border-radius: 22px;
      background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
      box-shadow: inset 0 0 0 1px rgba(127,163,187,.18);
      overflow: visible;
    }

    .rh-room-center {
      position: absolute;
      left: 50%;
      top: 50%;
      translate: -50% -50%;
      width: calc(100% - 28px);
      max-width: 148px;
      padding: 12px 10px;
      border-radius: 16px;
      background: rgba(255,255,255,.96);
      box-shadow: 0 10px 24px rgba(22, 51, 72, .09);
      text-align: center;
    }

    .rh-room-center strong {
      display: block;
      margin-bottom: 4px;
      font-size: .96rem;
      line-height: 1.2;
    }

    .rh-room-center span {
      display: block;
      color: #476074;
      font-size: .78rem;
      font-weight: 700;
    }

    .rh-room-center #roomPlanArea {
      margin-top: 4px;
      color: #23485f;
      font-size: .9rem;
      font-weight: 900;
    }

    .rh-room-center small {
      display: inline-block;
      margin-top: 5px;
      color: var(--rh-muted);
      font-size: .7rem;
    }

    .rh-side-tag,
    .rh-wall-state,
    .rh-boundary-chip,
    .rh-legend-dot {
      --state-bg: #f0f5f8;
      --state-line: #c6d6e1;
      --state-ink: #23485f;
    }

    .is-exterior {
      --state-bg: #fff1ee;
      --state-line: #f8b7a8;
      --state-ink: #a84427;
    }

    .is-unheated {
      --state-bg: #fff6e8;
      --state-line: #f0cf8b;
      --state-ink: #946420;
    }

    .is-moderate {
      --state-bg: #eef7f6;
      --state-line: #b7ddd7;
      --state-ink: #1f6b62;
    }

    .is-heated {
      --state-bg: #edf6ee;
      --state-line: #bbdfc0;
      --state-ink: #2d6c3f;
    }

    .rh-side-tag {
      position: absolute;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      min-width: 104px;
      max-width: 108px;
      padding: 8px 9px;
      border-radius: 14px;
      border: 1px solid var(--state-line);
      background: var(--state-bg);
      color: var(--state-ink);
      text-align: center;
      box-shadow: 0 10px 20px rgba(22, 51, 72, .07);
      line-height: 1.22;
    }

    .rh-side-tag strong {
      font-size: .78rem;
      font-weight: 900;
    }

    .rh-side-tag span {
      font-size: .71rem;
      font-weight: 700;
    }

    .rh-side-tag small {
      font-size: .66rem;
      opacity: .9;
    }

    .rh-side-top {
      left: 50%;
      top: -8px;
      translate: -50% -100%;
    }

    .rh-side-right {
      right: -6px;
      top: 50%;
      translate: 100% -50%;
    }

    .rh-side-bottom {
      left: 50%;
      bottom: -8px;
      translate: -50% 100%;
    }

    .rh-side-left {
      left: -6px;
      top: 50%;
      translate: -100% -50%;
    }

    .rh-boundary-meta {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      margin-top: 18px;
    }

    .rh-boundary-chip {
      padding: 12px 14px;
      border-radius: 14px;
      border: 1px solid var(--state-line);
      background: var(--state-bg);
      color: var(--state-ink);
      min-width: 0;
    }

    .rh-boundary-chip strong {
      display: block;
      margin-bottom: 3px;
      font-size: .82rem;
    }

    .rh-boundary-chip span {
      display: block;
      font-size: .77rem;
      font-weight: 700;
    }

    .rh-boundary-legend {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 12px;
      margin-top: 12px;
    }

    .rh-legend-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #516776;
      font-size: .76rem;
      font-weight: 700;
    }

    .rh-legend-dot {
      width: 12px;
      height: 12px;
      border-radius: 999px;
      border: 2px solid var(--state-line);
      background: var(--state-bg);
      flex: 0 0 auto;
    }


    .rh-wall {
      padding: 14px;
      border: 1px solid var(--rh-line);
      border-radius: 14px;
      background: #fbfcfd;
    }

    .rh-wall-top {
      display: flex;
      justify-content: space-between;
      gap: 8px;
      margin-bottom: 9px;
    }

    .rh-wall-name { font-weight: 850; }
    .rh-wall-position {
      display: inline-block;
      margin-left: 4px;
      color: var(--rh-muted);
      font-size: .73rem;
      font-weight: 750;
      text-transform: uppercase;
      letter-spacing: .03em;
    }

    .rh-wall-size { color: var(--rh-muted); font-size: .82rem; }

    .rh-wall-state {
      margin-top: 8px;
      padding: 8px 10px;
      border-radius: 12px;
      border: 1px solid var(--state-line);
      background: var(--state-bg);
      color: var(--state-ink);
      font-size: .78rem;
      font-weight: 800;
      line-height: 1.25;
    }

    details.rh-details {
      border: 1px dashed #cfdbe3;
      border-radius: 14px;
      overflow: hidden;
    }

    details.rh-details summary {
      cursor: pointer;
      padding: 14px 16px;
      color: var(--rh-blue);
      font-weight: 800;
      list-style: none;
      user-select: none;
    }

    details.rh-details summary::-webkit-details-marker { display: none; }
    details.rh-details summary::after { content: "+"; float: right; font-size: 1.2rem; }
    details.rh-details[open] summary::after { content: "–"; }
    details.rh-details .rh-details-inner { padding: 0 16px 16px; }

    .rh-aside { min-width: 0; }

    .rh-aside-inner {
      position: sticky;
      top: 18px;
    }

    .rh-result-card {
      position: static;
      overflow: hidden;
      color: #fff;
      background: linear-gradient(155deg, #14364f 0%, #1c4c69 100%);
      box-shadow: var(--rh-shadow);
    }

    .rh-result-top { padding: 26px 24px 20px; }

    .rh-result-eyebrow {
      color: #bdd2df;
      text-transform: uppercase;
      letter-spacing: .08em;
      font-size: .76rem;
      font-weight: 850;
    }

    .rh-total {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin: 8px 0 2px;
    }

    .rh-total strong {
      font-size: clamp(2.7rem, 6vw, 4.1rem);
      line-height: 1;
      letter-spacing: -.05em;
    }

    .rh-total span { color: #d4e2ea; font-weight: 800; }

    .rh-specific { color: #c7d9e3; font-size: .93rem; }

    .rh-status {
      display: inline-flex;
      margin-top: 15px;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.11);
      font-size: .8rem;
      font-weight: 800;
    }

    .rh-breakdown {
      padding: 20px 24px 24px;
      background: rgba(5, 23, 36, .23);
      border-top: 1px solid rgba(255,255,255,.1);
    }

    .rh-breakdown h3 {
      margin-bottom: 14px;
      font-size: .95rem;
    }

    .rh-row {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 12px;
      align-items: center;
      margin: 12px 0;
    }

    .rh-row-label {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: #e7f0f5;
      font-size: .82rem;
    }

    .rh-row-value { font-weight: 850; font-size: .84rem; }

    .rh-bar {
      grid-column: 1 / -1;
      height: 6px;
      overflow: hidden;
      border-radius: 99px;
      background: rgba(255,255,255,.13);
    }

    .rh-bar > span {
      display: block;
      height: 100%;
      width: 0;
      border-radius: inherit;
      background: linear-gradient(90deg, #ffb47e, var(--rh-orange));
      transition: width .25s ease;
    }

    .rh-action-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-top: 18px;
    }

    .rh-btn {
      min-height: 44px;
      border: 0;
      border-radius: 12px;
      cursor: pointer;
      font-weight: 850;
      transition: transform .1s ease, opacity .15s ease;
    }

    .rh-btn:hover { transform: translateY(-1px); }
    .rh-btn:active { transform: translateY(0); }
    .rh-btn-primary { background: var(--rh-orange); color: #fff; }
    .rh-btn-secondary { background: rgba(255,255,255,.11); color: #fff; border: 1px solid rgba(255,255,255,.17); }

    .rh-warning {
      display: none;
      margin: 0 24px 20px;
      padding: 11px 13px;
      border-radius: 12px;
      background: #fff0f0;
      color: #8f2929;
      font-size: .82rem;
      font-weight: 700;
    }

    .rh-disclaimer {
      margin-top: 18px;
      padding: 16px 18px;
      border-left: 4px solid var(--rh-orange);
      border-radius: 10px;
      background: #fff;
      color: #556875;
      font-size: .86rem;
      box-shadow: 0 8px 28px rgba(22, 51, 72, .05);
    }

    .rh-disclaimer strong { color: var(--rh-ink); }

    .rh-toast {
      position: fixed;
      left: 50%;
      bottom: 24px;
      translate: -50% 15px;
      z-index: 20;
      padding: 11px 15px;
      border-radius: 999px;
      background: #102e44;
      color: #fff;
      box-shadow: var(--rh-shadow);
      opacity: 0;
      pointer-events: none;
      transition: opacity .2s ease, translate .2s ease;
      font-size: .86rem;
      font-weight: 800;
    }

    .rh-toast.show { opacity: 1; translate: -50% 0; }

    @media (max-width: 920px) {
      .rh-hero { grid-template-columns: 1fr; padding: 28px; }
      .rh-hero-badge { justify-self: stretch; width: 100%; }
      .rh-layout { grid-template-columns: 1fr; }
      .rh-aside-inner { position: static; }
      .rh-boundary-layout { grid-template-columns: 1fr; }
    }

    @media (max-width: 620px) {
      .rh-app { width: min(100% - 18px, 1220px); margin-top: 9px; }
      .rh-hero { padding: 23px 20px; border-radius: 19px; }
      .rh-card-head { padding: 19px 18px 0; }
      .rh-card-body { padding: 17px 18px 20px; }
      .rh-grid, .rh-grid-3, .rh-wall-grid, .rh-boundary-meta { grid-template-columns: 1fr; }
      .rh-full { grid-column: auto; }
      .rh-action-row { grid-template-columns: 1fr; }
      .rh-window-estimate { align-items: flex-start; flex-direction: column; gap: 4px; }
      .rh-room-plan-wrap { padding: 58px 0 88px; }
      .rh-room-plan { width: min(100%, 172px); }
      .rh-room-center { max-width: 126px; width: calc(100% - 22px); }
      .rh-side-tag { min-width: 88px; max-width: 92px; padding: 7px 7px; }
      .rh-side-tag strong { font-size: .72rem; }
      .rh-side-tag span { font-size: .64rem; }
      .rh-side-tag small { font-size: .6rem; }
      .rh-side-right { right: -4px; }
      .rh-side-left { left: -4px; }
    }

    @media print {
      body { background: #fff; }
      .rh-app { width: 100%; margin: 0; }
      .rh-hero { box-shadow: none; }
      .rh-layout { grid-template-columns: 1fr 340px; }
      .rh-card { box-shadow: none; }
      .rh-aside-inner { position: static; }
      .rh-btn, .rh-disclaimer { display: none; }
    }
  
    /* Drabnitzke.com – Gestaltung passend zum Förder- und Amortisationsrechner */
    :root {
      --rh-bg: #edf3f8;
      --rh-card: #ffffff;
      --rh-ink: #101b2b;
      --rh-muted: #5b697a;
      --rh-line: #d5e2ec;
      --rh-blue: #0077c8;
      --rh-blue-2: #005a99;
      --rh-orange: #0077c8;
      --rh-orange-soft: #edf6fc;
      --rh-green: #168468;
      --rh-red: #a63d40;
      --rh-radius: 20px;
      --rh-shadow: 0 20px 55px rgba(5, 28, 52, 0.12);
      --rh-accent: #11c5ef;
      --rh-navy: #050b13;
      --rh-navy-soft: #0b1725;
      --rh-surface-soft: #edf6fc;
    }

    html { scroll-behavior: smooth; }

    body {
      background:
        radial-gradient(circle at 88% 8%, rgba(17, 197, 239, 0.12), transparent 29rem),
        radial-gradient(circle at 10% 30%, rgba(0, 119, 200, 0.08), transparent 25rem),
        linear-gradient(180deg, #f8fbfe 0%, var(--rh-bg) 100%);
      color: var(--rh-ink);
    }

    .rh-app {
      width: min(1240px, calc(100% - 28px));
      margin: 28px auto 44px;
    }

    .rh-hero {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(230px, .34fr);
      gap: 28px;
      padding: clamp(26px, 5vw, 52px);
      border-radius: 26px;
      background:
        radial-gradient(circle at 90% 12%, rgba(17,197,239,.24), transparent 25rem),
        linear-gradient(135deg, #03070d 0%, #08131f 56%, #082b45 100%);
      box-shadow: var(--rh-shadow);
    }

    .rh-hero::after {
      width: 320px;
      height: 320px;
      right: -120px;
      top: -130px;
      background: linear-gradient(145deg, rgba(17,197,239,.24), rgba(0,119,200,.04));
    }

    .rh-kicker {
      width: fit-content;
      margin-bottom: 18px;
      padding: 7px 11px;
      border: 1px solid rgba(17,197,239,.46);
      border-radius: 999px;
      background: rgba(0,119,200,.18);
      color: #d7f7ff;
      font-size: 13px;
      letter-spacing: .07em;
    }

    .rh-kicker::before {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--rh-accent);
      box-shadow: 0 0 0 4px rgba(17,197,239,.13);
    }

    .rh-hero h1 {
      max-width: 820px;
      margin-bottom: 12px;
      font-size: clamp(30px, 5vw, 52px);
      line-height: 1.04;
    }

    .rh-hero p {
      max-width: 760px;
      color: rgba(255,255,255,.86);
      font-size: clamp(16px, 2vw, 19px);
      line-height: 1.55;
    }

    .rh-hero-badge {
      align-self: end;
      width: 100%;
      max-width: 280px;
      padding: 18px;
      border: 1px solid rgba(255,255,255,.10);
      border-radius: 15px;
      background: rgba(3,12,20,.56);
      backdrop-filter: blur(8px);
    }

    .rh-hero-badge strong { font-size: 1rem; }
    .rh-hero-badge span { color: rgba(255,255,255,.72); line-height: 1.5; }

    .rh-layout {
      grid-template-columns: minmax(0, 1.25fr) minmax(340px, .75fr);
      gap: 22px;
      margin-top: 22px;
    }

    /* Eingaben wie ein zusammenhängendes Formular-Panel */
    .rh-stack {
      position: relative;
      display: block;
      overflow: hidden;
      border: 1px solid rgba(213,226,236,.96);
      border-radius: var(--rh-radius);
      background: var(--rh-card);
      box-shadow: var(--rh-shadow);
    }

    .rh-stack::before,
    .rh-result-card::before {
      content: "";
      position: absolute;
      z-index: 3;
      inset: 0 0 auto;
      height: 3px;
      background: linear-gradient(90deg, var(--rh-blue), var(--rh-accent));
      opacity: .95;
    }

    .rh-stack > .rh-card {
      border: 0;
      border-radius: 0;
      box-shadow: none;
      background: transparent;
    }

    .rh-stack > .rh-card + .rh-card {
      border-top: 1px solid var(--rh-line);
    }

    .rh-card-head { padding: 30px 32px 0; }
    .rh-card-body { padding: 20px 32px 30px; }

    .rh-step {
      border-radius: 11px;
      background: var(--rh-surface-soft);
      color: var(--rh-blue);
      font-weight: 800;
    }

    .rh-title-wrap h2 { font-size: 1.3rem; color: var(--rh-ink); }
    .rh-help { color: var(--rh-muted); line-height: 1.45; }

    input, select {
      border-color: #cbd7e3;
      border-radius: 11px;
      color: var(--rh-ink);
    }

    input:focus, select:focus {
      border-color: var(--rh-blue);
      box-shadow: 0 0 0 4px rgba(0,119,200,.12);
    }

    .rh-field label, .rh-mini-label { color: #263b52; }

    .rh-note {
      border: 1px solid #d8e9f4;
      background: #f5faff;
      color: #486172;
    }

    .rh-window-options,
    .rh-wall,
    .rh-room-visual {
      border-color: var(--rh-line);
      background: #fafcfe;
    }

    .rh-window-estimate {
      background: #eaf6fd;
      color: #075e91;
    }

    .rh-window-estimate strong { color: var(--rh-blue-2); }

    details.rh-details {
      border: 1px solid var(--rh-line);
      background: #fafcfe;
    }

    details.rh-details summary { color: #263b52; }

    .rh-room-plan {
      border-color: #6ea7cb;
      background: linear-gradient(180deg, #ffffff 0%, #f2f8fc 100%);
      box-shadow: inset 0 0 0 1px rgba(0,119,200,.10);
    }

    .rh-room-center { box-shadow: 0 12px 28px rgba(5,28,52,.11); }

    /* Ergebnis-Panel wie beim Förderrechner */
    .rh-result-card {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(213,226,236,.96);
      border-radius: var(--rh-radius);
      background: #fff;
      color: var(--rh-ink);
      box-shadow: var(--rh-shadow);
    }

    .rh-result-top {
      margin: 22px 22px 0;
      padding: 22px 20px;
      border-radius: 15px;
      background: linear-gradient(135deg, #005a99 0%, #0077c8 62%, #11aada 100%);
      color: #fff;
    }

    .rh-result-eyebrow { color: rgba(255,255,255,.78); }
    .rh-total span, .rh-specific { color: rgba(255,255,255,.82); }
    .rh-status { background: rgba(255,255,255,.14); color: #fff; }

    .rh-breakdown {
      margin: 17px 22px 22px;
      padding: 16px;
      border: 0;
      border-radius: 14px;
      background: var(--rh-surface-soft);
    }

    .rh-breakdown h3 { color: var(--rh-ink); }
    .rh-row { padding: 3px 0 10px; border-bottom: 1px solid rgba(120,145,165,.18); }
    .rh-row:last-of-type { border-bottom: 0; }
    .rh-row-label { color: var(--rh-muted); }
    .rh-row-value { color: var(--rh-ink); }
    .rh-bar { background: rgba(0,119,200,.12); }
    .rh-bar > span { background: linear-gradient(90deg, var(--rh-blue), var(--rh-accent)); }

    .rh-btn { border-radius: 11px; }
    .rh-btn-primary { background: var(--rh-blue); color: #fff; }
    .rh-btn-primary:hover { background: var(--rh-blue-2); }
    .rh-btn-secondary {
      border: 0;
      background: #dcecf6;
      color: var(--rh-blue-2);
    }

    .rh-warning { margin: 0 22px 22px; }

    .rh-disclaimer {
      margin-top: 16px;
      padding: 16px 18px;
      border: 1px solid var(--rh-line);
      border-left: 3px solid var(--rh-blue);
      background: rgba(255,255,255,.92);
      color: var(--rh-muted);
      box-shadow: 0 12px 30px rgba(5,28,52,.07);
    }

    .rh-disclaimer strong { color: var(--rh-ink); }
    .rh-toast { background: var(--rh-navy-soft); }

    @media (max-width: 980px) {
      .rh-layout { grid-template-columns: 1fr; }
      .rh-aside-inner { position: static; }
    }

    @media (max-width: 640px) {
      .rh-app { width: min(100% - 18px, 1240px); margin: 10px auto 24px; }
      .rh-hero { grid-template-columns: 1fr; border-radius: 18px; }
      .rh-hero-badge { max-width: none; }
      .rh-stack, .rh-result-card { border-radius: 16px; }
      .rh-card-head { padding: 24px 18px 0; }
      .rh-card-body { padding: 17px 18px 24px; }
      .rh-result-top { margin: 18px 16px 0; }
      .rh-breakdown { margin: 15px 16px 18px; }
    }

/* Einbindung in das gemeinsame Seitenlayout */
.room-heat-load-page .rh-app {
  margin: 0 auto 44px;
  padding-top: 102px;
}

.room-heat-load-page .rh-hero-logo {
  display: block;
  width: min(340px, 68vw);
  height: auto;
  margin-bottom: 24px;
  filter: drop-shadow(0 10px 28px rgba(0,119,200,.18));
}

@media (max-width: 720px) {
  .room-heat-load-page .rh-app {
    width: calc(100% - 18px);
    margin-top: 0;
    padding-top: 82px;
  }
}

@media print {
  .room-heat-load-page .site-nav,
  .room-heat-load-page footer,
  .room-heat-load-page .cookie-banner,
  .room-heat-load-page .scroll-progress { display: none !important; }
  .room-heat-load-page .rh-app { padding-top: 0; }
}
