:root {
  color-scheme: light;
  --ink: #172d3a;
  --forest: #1f3a49;
  --forest-deep: #132a38;
  --paper: #f3efe7;
  --white: #fffcf6;
  --copper: #c47d54;
  --accent: #9a5737;
  --muted: #646c63;
  --line: rgba(23, 45, 58, .16);
  --body-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --display-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --section-space: clamp(72px, 7vw, 104px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body-font); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--copper); outline-offset: 4px; }
::selection { background: var(--copper); color: var(--ink); }
.page-width { width: min(1200px, calc(100% - 80px)); margin: 0 auto; }
.section-pad { padding: var(--section-space) 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 16px; transform: translateY(-160%); background: var(--copper); color: var(--ink); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: sticky; z-index: 20; top: 0; background: rgba(243, 239, 231, .96); border-bottom: 1px solid rgba(23, 45, 58, .08); backdrop-filter: blur(16px); }
.header-inner { width: min(1360px, calc(100% - 80px)); height: 82px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { width: 236px; display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand-logo { width: 100%; height: auto; display: block; }
.main-nav { display: flex; align-items: center; gap: clamp(17px, 2.4vw, 38px); }
.main-nav > a, .nav-services > a { font-size: 13px; font-weight: 600; transition: color .2s ease; }
.main-nav > a:hover, .nav-services > a:hover { color: #9a5737; }
.nav-services { position: relative; }
.nav-services > a { display: inline-flex; align-items: center; gap: 8px; }
.nav-chevron { width: 6px; height: 6px; display: inline-block; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .2s ease; }
.nav-submenu { min-width: 292px; position: absolute; z-index: 30; top: calc(100% + 27px); left: -25px; padding: 13px 0; background: rgba(19, 42, 56, .98); border: 0; box-shadow: 0 24px 55px rgba(19, 42, 56, .2); opacity: 0; visibility: hidden; transform: translateY(-7px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
.nav-submenu::before { height: 29px; position: absolute; right: 0; bottom: 100%; left: 0; content: ""; }
.nav-submenu a { position: relative; padding: 11px 22px; display: block; color: rgba(255, 254, 250, .76); font-size: 12px; font-weight: 600; white-space: nowrap; transition: padding-left .2s ease, background .2s ease, color .2s ease; }
.nav-submenu a::before { width: 0; height: 1px; position: absolute; top: 50%; left: 20px; background: var(--copper); content: ""; opacity: 0; transition: width .2s ease, opacity .2s ease; }
.nav-submenu a:hover, .nav-submenu a:focus-visible { padding-left: 38px; background: rgba(255, 255, 255, .055); color: var(--white); }
.nav-submenu a:hover::before, .nav-submenu a:focus-visible::before { width: 10px; opacity: 1; }
.nav-services:hover .nav-submenu, .nav-services:focus-within .nav-submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-services:hover .nav-chevron, .nav-services:focus-within .nav-chevron { transform: translateY(2px) rotate(225deg); }
.main-nav .nav-contact { padding: 12px 16px; border: 1px solid var(--ink); transition: background .2s ease, color .2s ease; }
.main-nav .nav-contact:hover { background: var(--ink); color: var(--paper); }
.nav-contact .link-arrow { margin-left: 8px; }
.menu-toggle { display: none; }

.hero { min-height: 690px; height: min(790px, calc(100svh - 82px)); max-height: 900px; position: relative; overflow: hidden; display: flex; align-items: center; background: var(--forest-deep); color: var(--white); }
.hero-photo, .hero-shade { position: absolute; inset: 0; }
.hero-photo { background-image: url("images/hero-haus.jpg"); background-size: cover; background-position: center 55%; }
.hero-shade { background: linear-gradient(90deg, rgba(19, 42, 56, .84) 0%, rgba(19, 42, 56, .61) 43%, rgba(19, 42, 56, .12) 100%), linear-gradient(0deg, rgba(19, 42, 56, .22), transparent 38%); }
.hero-content { position: relative; z-index: 1; padding-top: 4px; }
.eyebrow { margin: 0 0 24px; display: flex; align-items: center; gap: 11px; font-size: 11px; font-weight: 700; letter-spacing: .15em; line-height: 1.5; text-transform: uppercase; }
.eyebrow > span { width: 24px; height: 1px; background: #c47d54; }
.eyebrow-light { color: rgba(255, 254, 250, .78); }
.eyebrow-light > span { background: var(--copper); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { margin-bottom: 0; font-family: var(--display-font); font-weight: 500; letter-spacing: -.06em; line-height: 1.08; }
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
h1 { max-width: 750px; font-size: clamp(54px, 7.6vw, 102px); }
.hero h1 { max-width: none; font-size: clamp(54px, 6.4vw, 92px); }
.hero h1 em { white-space: nowrap; }
h1 em, h2 em, .service-card-outline em { color: var(--copper); font-style: normal; }
.hero-copy { max-width: 490px; margin: 27px 0 0; color: rgba(255, 254, 250, .84); font-size: 15px; line-height: 1.8; }
.hero-actions { margin-top: 34px; display: flex; align-items: center; gap: 27px; }
.button { min-height: 51px; padding: 0 20px; display: inline-flex; justify-content: center; align-items: center; gap: 23px; border: 0; font-size: 12px; font-weight: 700; cursor: pointer; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--copper); color: var(--ink); }
.button-primary:hover { background: #d69a73; }
.link-arrow { --arrow-rotation: 0deg; width: 16px; height: 16px; position: relative; display: inline-block; flex: 0 0 auto; background: currentColor; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 13 13 3M5 3h8v8' fill='none' stroke='black' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 13 13 3M5 3h8v8' fill='none' stroke='black' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat; transform: rotate(var(--arrow-rotation)); }
.arrow-down { --arrow-rotation: 135deg; }
.arrow-up { --arrow-rotation: -45deg; }
.text-link { width: fit-content; padding: 0 0 5px; display: inline-flex; align-items: center; gap: 14px; border-bottom: 1px solid #b77b5d; font-size: 13px; font-weight: 700; }
.text-link .link-arrow { transition: transform .2s ease; }
.text-link:hover .link-arrow { transform: rotate(var(--arrow-rotation)) translate(3px, -3px); }
.text-link-light { border-color: rgba(255, 255, 255, .5); color: var(--white); }
.hero-note { position: absolute; z-index: 1; left: max(40px, calc((100vw - 1200px) / 2)); bottom: 34px; display: flex; align-items: center; gap: 14px; color: rgba(255, 254, 250, .88); font-size: 11px; line-height: 1.65; }
.hero-note strong { color: var(--white); font-size: 12px; font-weight: 600; }
.note-line { width: 32px; height: 1px; background: var(--copper); }
.hero-stamp { position: absolute; z-index: 1; right: max(5vw, calc((100vw - 1360px) / 2)); bottom: 68px; width: 125px; height: 125px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .45); border-radius: 50%; }
.stamp-ring { position: absolute; inset: 0; width: 100%; height: 100%; fill: var(--white); font-size: 7.3px; font-weight: 600; letter-spacing: 2px; }
.stamp-icon { width: 23px; height: 23px; color: var(--copper); }

.intro { background: var(--paper); }
.intro-grid { display: grid; grid-template-columns: 1fr 2fr; column-gap: 9%; row-gap: 50px; }
.intro-grid > .eyebrow { grid-column: 1; grid-row: 1; align-self: start; margin-top: 14px; }
.intro-copy { grid-column: 2; grid-row: 1 / span 2; }
.intro-copy h2, .section-heading h2, .about-copy h2, .process-section h2, .faq-grid h2 { max-width: 760px; font-size: clamp(40px, 5vw, 62px); }
.intro-copy h2 em, .about-copy h2 em, .faq-grid h2 em { color: var(--accent); }
.intro-bottom { margin: 38px 0 0 auto; max-width: 570px; }
.intro-bottom p { margin-bottom: 23px; color: #5e6c74; font-size: 16px; }
.intro-aside { grid-column: 1; grid-row: 2; padding-top: 22px; border-top: 1px solid var(--line); }
.aside-label { color: #9a5737; font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.intro-aside p { max-width: 260px; margin: 12px 0 0; color: #5e6c74; font-size: 13px; }

.services { background: var(--forest-deep); color: var(--white); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 57px; }
.section-heading h2 { font-size: clamp(43px, 5.5vw, 70px); }
.section-heading-copy { width: 310px; margin: 0 0 7px; color: #5e6c74; font-size: 14px; }
.section-heading-light .section-heading-copy { color: #b3c0c3; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid rgba(255, 255, 255, .22); border-left: 1px solid rgba(255, 255, 255, .22); }
.service-card { min-height: 475px; position: relative; padding: 25px 27px 30px; border-right: 1px solid rgba(255, 255, 255, .22); border-bottom: 1px solid rgba(255, 255, 255, .22); }
.service-card-featured { background: rgba(255, 255, 255, .04); }
.service-topline { display: flex; justify-content: space-between; align-items: center; color: #b3c0c3; font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.service-arrow { color: var(--copper); }
.service-graphic { height: 146px; margin: 17px 0 9px; display: grid; place-items: center; }
.service-graphic::before { width: 86px; height: 86px; grid-area: 1 / 1; content: ""; border: 1px solid rgba(196, 125, 84, .32); border-radius: 50%; }
.service-graphic svg { width: 52px; height: 52px; grid-area: 1 / 1; display: block; overflow: visible; color: #dce5d9; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.service-graphic svg > * { transform-box: view-box; transform-origin: center; }
.graphic-plan svg > * { transform: translateY(.4px); }
.graphic-energy svg > * { transform: translateY(.5px); }
.graphic-heat svg > * { transform: translate(2px, .5px); }
.graphic-funding svg > * { transform: translateX(.5px); }
.graphic-assess svg > * { transform: translateY(.5px); }
.service-card h3 { max-width: 300px; margin: 0 0 12px; font-family: var(--display-font); font-size: 20px; font-weight: 500; letter-spacing: -.035em; line-height: 1.3; }
.service-card > p:not(.eyebrow) { margin: 0; color: #b3c0c3; font-size: 12px; line-height: 1.75; }
.service-points { margin: 15px 0 30px; padding: 0; list-style: none; color: #d9ded7; font-size: 11px; }
.service-points li { position: relative; padding-left: 15px; line-height: 1.9; }
.service-points li::before { position: absolute; left: 0; content: "—"; color: var(--copper); }
.card-link { position: absolute; left: 27px; bottom: 25px; display: inline-flex; align-items: center; gap: 12px; padding-bottom: 4px; border-bottom: 1px solid rgba(255, 255, 255, .38); font-size: 10px; font-weight: 700; }
.card-link .link-arrow { width: 14px; height: 14px; color: var(--copper); }
.service-card-outline { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 30px; background: #355463; }
.outline-mark { width: 46px; height: 46px; margin-bottom: 23px; display: grid; place-items: center; border: 1px solid var(--copper); border-radius: 50%; color: var(--copper); font-size: 25px; font-weight: 300; }
.service-card-outline .eyebrow { margin-bottom: 17px; font-size: 9px; }
.service-card-outline h3 { margin-bottom: 14px; font-size: 29px; }
.service-card-outline > p:not(.eyebrow) { max-width: 280px; margin-bottom: 24px; }
.service-card-outline .button { min-height: 45px; margin-top: 2px; font-size: 10px; }

.pricing-intro h2, .contact-intro h2 { margin-bottom: 25px; font-size: clamp(43px, 5.3vw, 67px); }

.about { background: var(--paper); }
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 11%; align-items: center; }
.about-photo-wrap { min-height: 430px; position: relative; background: #e0d5c4; }
/* Freigestelltes Porträt: Hemdkante (84,5 % der Bildhöhe) bündig auf die Rahmenunterkante setzen */
.about-photo { position: absolute; inset: 0 0 31px 31px; background: #fff url("images/simon.jpg") center top / auto 119% no-repeat; }
.photo-caption { position: absolute; left: 0; bottom: 0; padding: 12px 18px; background: var(--copper); color: var(--ink); font-size: 9px; font-weight: 700; letter-spacing: .14em; }
.photo-number { position: absolute; right: 19px; bottom: 48px; color: var(--ink); font-family: var(--display-font); font-size: 11px; font-weight: 700; line-height: 1.25; text-align: right; }
.about-copy h2 { margin-bottom: 25px; }
.about-copy > p:not(.eyebrow) { color: #5e6c74; font-size: 14px; }
.about-copy > .about-lead { margin-bottom: 20px; color: #2b4150; font-size: 15px; line-height: 1.8; }
.about-signature { margin-top: 30px; display: flex; align-items: center; gap: 15px; font-family: var(--display-font); font-size: 17px; font-style: italic; }
.signature-line { width: 43px; height: 1px; background: #9a5737; }
.about-signature small { display: block; color: #5e6c74; font-family: var(--body-font); font-size: 10px; font-style: normal; }

.process-section { background: var(--white); }
.process-section h2 { font-size: clamp(43px, 5.2vw, 65px); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.process-steps article { min-height: 210px; padding: 22px 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.step-no { color: #9a5737; font-family: var(--display-font); font-size: 11px; }
.process-steps h3 { margin: 36px 0 10px; font-family: var(--display-font); font-size: 16px; font-weight: 600; }
.process-steps p { margin: 0; color: #5e6c74; font-size: 12px; line-height: 1.8; }

.pricing-section { background: var(--forest); color: var(--white); }
.pricing-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10%; }
.pricing-intro h2 { font-size: clamp(43px, 5vw, 62px); }
.pricing-intro > p:not(.eyebrow) { max-width: 380px; margin: 22px 0; color: #c3cbcb; font-size: 14px; }
.pricing-intro .text-link { margin-top: 6px; }
.price-table-wrap { padding-top: 3px; }
.price-table { width: 100%; border-collapse: collapse; text-align: left; }
.price-table caption { margin-bottom: 11px; color: #c3cbcb; font-size: 10px; text-align: left; }
.price-table tr { border-top: 1px solid rgba(255, 255, 255, .25); }
.price-table th, .price-table td { padding: 13px 0; font-size: 13px; font-weight: 500; }
.price-table th { color: #f4f4ed; }
.price-table td { color: var(--copper); text-align: right; white-space: nowrap; }
.price-note { margin: 14px 0 0; color: #c3cbcb; font-size: 11px; line-height: 1.8; }

.faq-section { background: #eee7dc; }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 12%; }
.faq-grid h2 { font-size: clamp(43px, 5vw, 62px); }
.faq-list { position: relative; isolation: isolate; border-top: 1px solid var(--line); }
.faq-list details { position: relative; border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; z-index: 2; min-height: 61px; padding: 19px 38px 19px 0; display: flex; align-items: center; list-style: none; cursor: pointer; touch-action: manipulation; user-select: none; -webkit-user-select: none; font-family: var(--display-font); font-size: 15px; font-weight: 600; line-height: 1.55; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; right: 4px; top: 50%; content: "+"; color: #9a5737; font-size: 20px; font-weight: 400; line-height: 1; pointer-events: none; transform: translateY(-50%); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 640px; position: relative; z-index: 1; margin: -3px 0 19px; color: #5e6c74; font-size: 13px; }

.contact-section { background: var(--forest-deep); color: var(--white); }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 10%; align-items: start; }
.contact-intro { padding-top: 5px; }
.contact-intro > p:not(.eyebrow) { max-width: 380px; color: #b3c0c3; font-size: 14px; }
.contact-details { margin-top: 43px; border-top: 1px solid rgba(255, 255, 255, .25); }
.contact-details > * { position: relative; margin: 0; padding: 15px 25px 15px 0; display: flex; flex-direction: column; gap: 4px; border-bottom: 1px solid rgba(255, 255, 255, .25); font-size: 12px; }
.contact-details span { color: #b3c0c3; font-size: 9px; font-weight: 700; letter-spacing: .14em; }
.contact-details a b { position: absolute; right: 1px; top: 22px; color: var(--copper); }
.contact-form { padding: 33px; background: #fffcf6; color: var(--ink); }
.contact-form h3 { margin-bottom: 6px; font-family: var(--display-font); font-size: 25px; font-weight: 600; letter-spacing: -.04em; }
.form-note { margin-bottom: 25px; color: #5e6c74; font-size: 11px; line-height: 1.7; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.contact-form label:not(.privacy-check) { margin-bottom: 17px; display: block; color: #53616a; font-size: 12px; font-weight: 600; }
.contact-form label > span { color: #9a5737; }
.contact-form input:not([type="checkbox"]), .contact-form select, .contact-form textarea { width: 100%; margin-top: 7px; padding: 12px 11px; display: block; border: 1px solid #e0d5c4; border-radius: 0; background: var(--white); color: var(--ink); font-size: 14px; }
.contact-form input:not([type="checkbox"]), .contact-form select { height: 45px; }
.contact-form textarea { min-height: 110px; resize: vertical; }
.privacy-check { margin: 4px 0 19px; display: flex; align-items: flex-start; gap: 10px; color: #5e6c74; font-size: 11px; line-height: 1.7; }
.privacy-check input { width: 15px; height: 15px; margin: 1px 0 0; flex: 0 0 auto; accent-color: #9a5737; }
.privacy-check a { color: #9a5737; text-decoration: underline; text-underline-offset: 2px; }
.form-submit { min-height: 47px; }
.form-submit:disabled { cursor: wait; opacity: .7; transform: none; }
.form-hp { width: 1px; height: 1px; position: absolute; left: -10000px; overflow: hidden; }
.form-status { min-height: 19px; margin: 10px 0 0; color: #9a5737; font-size: 11px; }
.form-status.is-success { color: #9a5737; }
.form-status.is-error { color: #9b2c2c; }
.required-note { margin: 5px 0 0; color: #858a80; font-size: 10px; }

.legal-hero { padding: 58px 0 68px; background: var(--forest-deep); color: var(--white); }
.legal-hero .breadcrumb { margin-bottom: 42px; }
.legal-hero .eyebrow { margin-bottom: 18px; }
.legal-hero h1 { font-size: clamp(50px, 6vw, 78px); }
.legal-page { background: var(--paper); }
.legal-page-grid { display: grid; grid-template-columns: minmax(190px, .38fr) minmax(0, 1fr); gap: clamp(55px, 9vw, 125px); align-items: start; }
.legal-toc { position: sticky; top: 114px; padding: 23px 0; display: flex; flex-direction: column; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.legal-toc strong { margin-bottom: 13px; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.legal-toc a { padding: 7px 0; color: #5e6c74; font-size: 12px; line-height: 1.45; transition: color .2s ease; }
.legal-toc a:hover { color: #9a5737; }
.legal-content { max-width: 790px; }
.legal-content section { scroll-margin-top: 110px; }
.legal-content section + section { margin-top: 48px; padding-top: 43px; border-top: 1px solid var(--line); }
.legal-content h2 { margin-bottom: 18px; font-size: clamp(25px, 3vw, 34px); letter-spacing: -.045em; }
.legal-content p, .legal-content li, .legal-content address, .legal-content dd { color: #56656f; font-size: 14px; line-height: 1.8; }
.legal-content p { margin-bottom: 16px; }
.legal-content address { margin-bottom: 16px; font-style: normal; }
.legal-content strong { color: var(--ink); }
.legal-content a { color: #9a5737; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; overflow-wrap: anywhere; }
.legal-content ul { margin: 0 0 20px; padding-left: 21px; }
.legal-content li + li { margin-top: 5px; }
.legal-intro { margin: 0 0 50px; padding: 22px 25px; border-left: 3px solid #9a5737; background: #eee7dc; color: var(--ink) !important; font-size: 16px !important; }
.legal-data { margin: 0; }
.legal-data > div { padding: 13px 0; display: grid; grid-template-columns: minmax(150px, .35fr) minmax(0, .65fr); gap: 25px; border-top: 1px solid var(--line); }
.legal-data > div:last-child { border-bottom: 1px solid var(--line); }
.legal-data dt { color: #9a5737; font-size: 10px; font-weight: 700; letter-spacing: .1em; line-height: 1.7; text-transform: uppercase; }
.legal-data dd { margin: 0; }
.legal-note { margin: 25px 0; padding: 21px 23px; background: #eee7dc; border-left: 3px solid #9a5737; }
.legal-note p { margin: 7px 0 0; color: #53616a; }
.legal-note-strong { background: var(--forest); border-left-color: var(--copper); }
.legal-note-strong strong, .legal-note-strong p { color: var(--white); }
.legal-updated { margin-top: 55px !important; padding-top: 18px; border-top: 1px solid var(--line); color: #77838a !important; font-size: 11px !important; }

.site-footer { background: #102632; color: var(--white); }
.footer-main { min-height: 147px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand-footer { width: 300px; }
.brand-footer .brand-logo { filter: brightness(0) invert(1); opacity: .9; }
.footer-main > p { margin: 0; color: #b3c0c3; font-family: var(--display-font); font-size: 15px; line-height: 1.6; }
.footer-top { display: inline-flex; align-items: center; gap: 12px; padding-bottom: 4px; border-bottom: 1px solid rgba(255, 255, 255, .4); font-size: 11px; }
.footer-top .link-arrow { color: var(--copper); }
.footer-bottom { min-height: 53px; display: flex; align-items: center; gap: 25px; border-top: 1px solid rgba(255, 255, 255, .19); color: #b3c0c3; font-size: 10px; }
.footer-bottom a:hover { color: var(--copper); }
.footer-bottom > .footer-motto { margin-left: auto; }
.footer-love { color: #e0b291; letter-spacing: .035em; white-space: nowrap; }
.footer-love .heart { width: 1.15em; height: 1.15em; margin: 0 .1em; vertical-align: -.22em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; }

/* Leistungsseiten */
.subpage-hero { --subpage-shade: linear-gradient(90deg, rgba(19, 42, 56, .94) 0%, rgba(19, 42, 56, .86) 55%, rgba(19, 42, 56, .72) 100%); padding: 104px 0 100px; background-color: var(--forest-deep); background-position: center; background-size: cover; color: var(--white); }
.hero-sanierungsfahrplan { background-image: var(--subpage-shade), url("images/leistung-sanierungsfahrplan.jpg"); }
.hero-energieausweis { background-image: var(--subpage-shade), url("images/leistung-energieausweis.jpg"); }
.hero-heizlastberechnung { background-image: var(--subpage-shade), url("images/leistung-heizlastberechnung.jpg"); }
.hero-foerdermittel { background-image: var(--subpage-shade), url("images/leistung-foerdermittel.jpg"); }
.hero-gutachten-thermografie { background-image: var(--subpage-shade), url("images/leistung-gutachten-thermografie.jpg"); }
.breadcrumb { margin: 0 0 54px; display: flex; align-items: center; gap: 9px; color: #b3c0c3; font-size: 11px; }
.breadcrumb a:hover { color: var(--copper); }
.breadcrumb span { color: #849199; }
.subpage-hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); gap: 9%; align-items: end; }
.subpage-number { margin-bottom: 20px; display: block; color: var(--copper); font-size: 10px; font-weight: 700; letter-spacing: .16em; }
.subpage-hero h1 { max-width: 820px; font-size: clamp(50px, 6vw, 82px); }
.subpage-hero h1 em { color: var(--copper); }
.subpage-intro { margin: 0; padding: 24px 0 3px 27px; border-left: 1px solid rgba(255,255,255,.28); color: #c3cbcb; font-size: 15px; line-height: 1.8; }
.service-overview { background: var(--white); }
.service-content-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 10%; align-items: start; }
.service-prose h2, .service-process h2, .service-faq h2 { margin-bottom: 28px; font-size: clamp(39px, 4.6vw, 58px); }
.service-prose h2 em, .service-process h2 em, .service-faq h2 em { color: var(--accent); font-style: normal; }
.service-prose > p { color: #5e6c74; font-size: 15px; }
.service-prose .lead { color: #2b4150; font-size: 17px; line-height: 1.8; }
.service-checklist { margin: 34px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.service-checklist li { position: relative; padding: 14px 10px 14px 30px; border-bottom: 1px solid var(--line); color: #405463; font-size: 13px; }
.service-checklist li::before { position: absolute; left: 4px; content: "✓"; color: #9a5737; font-weight: 800; }
.service-factbox { padding: 30px; background: #eee7dc; border-top: 3px solid #9a5737; }
.service-factbox h2 { margin-bottom: 21px; font-size: 24px; }
.service-factbox dl { margin: 0; }
.service-factbox div { padding: 13px 0; border-bottom: 1px solid var(--line); }
.service-factbox div:last-child { border-bottom: 0; }
.service-factbox dt { color: #9a5737; font-size: 9px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.service-factbox dd { margin: 4px 0 0; color: #2b4150; font-size: 13px; line-height: 1.6; }
.service-process { background: var(--paper); }
.service-process-head { max-width: 760px; margin-bottom: 43px; }
.service-process-head > p:not(.eyebrow) { color: #5e6c74; }
.service-page-steps { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-page-steps article { min-height: 210px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.service-page-steps span { color: #9a5737; font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.service-page-steps h3 { margin: 32px 0 10px; font-family: var(--display-font); font-size: 18px; }
.service-page-steps p { margin: 0; color: #5e6c74; font-size: 12px; }
.service-faq { background: #eee7dc; }
.service-faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 12%; }
.service-cta { background: var(--forest); color: var(--white); }
.service-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 50px; }
.service-cta h2 { max-width: 750px; font-size: clamp(38px, 4.7vw, 60px); }
.service-cta h2 em { color: var(--copper); font-style: normal; }
.service-cta p { max-width: 600px; margin: 20px 0 0; color: #c3cbcb; }
.service-cta .button { flex: 0 0 auto; }
.related-services { padding: 34px 0; background: #102632; color: var(--white); }
.related-services-inner { display: flex; align-items: center; gap: 24px; }
.related-services strong { margin-right: auto; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.related-services a { padding-bottom: 3px; border-bottom: 1px solid rgba(255,255,255,.35); color: #c3cbcb; font-size: 11px; }
.related-services a:hover { color: var(--copper); }

@media (max-width: 1020px) {
  .header-inner { width: calc(100% - 48px); }
  .page-width { width: calc(100% - 64px); }
  .main-nav { gap: 15px; }
  .main-nav > a, .nav-services > a { font-size: 11px; }
  .hero { min-height: 620px; }
  .service-card { padding-right: 21px; padding-left: 21px; }
  .service-card h3 { font-size: 18px; }
  .card-link { left: 21px; }
  .about-grid { gap: 7%; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 72px; }
  .section-pad { padding: 56px 0; }
  .page-width { width: calc(100% - 36px); }
  .header-inner { width: calc(100% - 36px); height: 72px; }
  .brand { width: 214px; }
  .menu-toggle { width: 44px; height: 44px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid var(--ink); background: var(--ink); color: var(--white); cursor: pointer; }
  .menu-icon, .menu-icon::before, .menu-icon::after { width: 18px; height: 1px; display: block; position: relative; background: currentColor; transition: transform .2s ease; }
  .menu-icon::before, .menu-icon::after { position: absolute; left: 0; content: ""; }
  .menu-icon::before { top: -6px; }
  .menu-icon::after { top: 6px; }
  .menu-toggle[aria-expanded="true"] .menu-icon { background: transparent; }
  .menu-toggle[aria-expanded="true"] .menu-icon::before { top: 0; transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-icon::after { top: 0; transform: rotate(-45deg); }
  .main-nav { position: fixed; z-index: 19; inset: 72px 0 0; height: calc(100vh - 72px); height: calc(100svh - 72px); padding: 35px 25px 50px; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; overflow-y: auto; background: var(--paper); opacity: 0; visibility: hidden; transform: translateY(-9px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .main-nav > a, .nav-services > a { padding: 15px 0; border-bottom: 1px solid var(--line); font-family: var(--display-font); font-size: 17px; }
  .nav-services { width: 100%; }
  .nav-services > a { display: flex; justify-content: space-between; }
  .nav-chevron { margin-right: 5px; }
  .nav-services:hover .nav-chevron, .nav-services:focus-within .nav-chevron { transform: translateY(-2px) rotate(45deg); }
  .nav-submenu { min-width: 0; position: static; padding: 3px 0 10px 14px; background: transparent; border: 0; border-bottom: 1px solid var(--line); box-shadow: none; opacity: 1; visibility: visible; transform: none; }
  .nav-submenu::before { display: none; }
  .nav-submenu a { padding: 8px 0; border: 0; color: #56656f; font-size: 13px; white-space: normal; transition: color .2s ease; }
  .nav-submenu a::before { display: none; }
  .nav-submenu a:hover, .nav-submenu a:focus-visible { padding-left: 0; background: transparent; color: #9a5737; }
  .main-nav .nav-contact { margin-top: 22px; padding: 14px; border: 1px solid var(--ink); text-align: center; }
  .hero { height: auto; min-height: 610px; max-height: none; align-items: center; }
  .hero-photo { background-position: 60% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(19, 42, 56, .83), rgba(19, 42, 56, .48)), linear-gradient(0deg, rgba(19, 42, 56, .36), transparent 58%); }
  .hero-content { padding-top: 0; padding-bottom: 0; }
  .hero-content .eyebrow { max-width: 300px; font-size: 10px; }
  .hero h1 { font-size: clamp(36px, 10.5vw, 49px); line-height: 1.05; }
  .hero h1 em { white-space: normal; }
  .hero-copy { width: 100%; max-width: 430px; margin-top: 21px; font-size: 14px; line-height: 1.65; }
  .hero-actions { margin-top: 27px; align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-actions .button { width: min(100%, 270px); }
  .hero-note, .hero-stamp { display: none; }
  .intro-grid { display: flex; flex-direction: column; gap: 26px; }
  .intro-grid > .eyebrow { margin: 0; }
  .intro-copy h2, .section-heading h2, .about-copy h2, .process-section h2, .faq-grid h2 { font-size: clamp(32px, 8.2vw, 43px); line-height: 1.1; overflow-wrap: break-word; }
  .intro-bottom { margin: 25px 0 0; }
  .intro-aside { width: 100%; padding-top: 17px; }
  .intro-aside p { max-width: 370px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 21px; margin-bottom: 37px; }
  .section-heading-copy { max-width: 390px; width: auto; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; padding: 22px; }
  .service-card h3 { max-width: none; font-size: 19px; }
  .service-graphic { height: 98px; margin: 10px 0 8px; }
  .service-graphic::before { width: 68px; height: 68px; }
  .service-graphic svg { width: 42px; height: 42px; }
  .service-card > p:not(.eyebrow) { font-size: 12px; }
  .service-points { display: none; }
  .card-link { position: static; margin-top: 18px; font-size: 10px; }
  .service-card-outline { min-height: 320px; padding: 27px 22px; }
  .service-card-outline h3 { font-size: 25px; }
  .service-card-outline .button { padding: 0 13px; gap: 12px; font-size: 10px; }
  .pricing-intro h2, .contact-intro h2 { font-size: clamp(35px, 9vw, 47px); line-height: 1.1; }
  .about-grid { grid-template-columns: 1fr; gap: 46px; }
  .about-photo-wrap { min-height: 340px; }
  .about-photo { inset: 0 0 24px 20px; }
  .process-steps { grid-template-columns: 1fr 1fr; margin-bottom: 50px; }
  .process-steps article { min-height: 185px; padding: 17px; }
  .process-steps h3 { margin-top: 27px; }
  .pricing-grid { grid-template-columns: 1fr; gap: 40px; }
  .pricing-intro > p:not(.eyebrow) { max-width: 440px; }
  .price-table th, .price-table td { padding: 11px 0; font-size: 11px; }
  .price-table { table-layout: fixed; }
  .price-table th { width: 64%; padding-right: 12px; }
  .price-table td { width: 36%; white-space: normal; }
  .faq-grid { grid-template-columns: 1fr; gap: 34px; }
  .faq-grid h2 br { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 37px; }
  .contact-details { margin-top: 30px; }
  .contact-details > * { overflow-wrap: anywhere; }
  .contact-form { padding: 25px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .legal-hero { padding: 40px 0 48px; }
  .legal-hero .breadcrumb { margin-bottom: 31px; }
  .legal-hero h1 { font-size: clamp(42px, 13vw, 58px); }
  .legal-page-grid { grid-template-columns: 1fr; gap: 36px; }
  .legal-toc { position: static; top: auto; padding: 18px 0; }
  .legal-toc a { padding: 6px 0; }
  .legal-content section + section { margin-top: 37px; padding-top: 33px; }
  .legal-content h2 { font-size: clamp(25px, 7.4vw, 32px); }
  .legal-content p, .legal-content li, .legal-content address, .legal-content dd { font-size: 13px; }
  .legal-intro { margin-bottom: 39px; padding: 19px 20px; font-size: 14px !important; }
  .legal-data > div { grid-template-columns: 1fr; gap: 5px; }
  .legal-note { padding: 19px 20px; }
  .footer-main { min-height: 190px; padding-top: 30px; padding-bottom: 25px; align-items: flex-start; flex-wrap: wrap; }
  .brand-footer { width: 214px; }
  .footer-main > p { order: 2; width: calc(100% - 150px); font-size: 12px; }
  .footer-top { order: 3; }
  .footer-bottom { padding-top: 15px; padding-bottom: 15px; flex-wrap: wrap; gap: 9px 17px; font-size: 9px; }
  .footer-bottom > .footer-motto { margin-left: 0; }
  .footer-love { width: 100%; }
  .subpage-hero { --subpage-shade: linear-gradient(rgba(19, 42, 56, .8), rgba(19, 42, 56, .92)); padding: 45px 0 58px; }
  .breadcrumb { margin-bottom: 35px; }
  .subpage-hero-grid, .service-content-grid, .service-faq-grid { grid-template-columns: 1fr; gap: 35px; }
  .subpage-hero h1 { font-size: clamp(39px, 11vw, 54px); }
  .subpage-intro { padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,.25); border-left: 0; font-size: 14px; }
  .service-prose h2, .service-process h2, .service-faq h2 { font-size: clamp(33px, 8.5vw, 44px); }
  .service-factbox { padding: 24px 21px; }
  .service-page-steps { grid-template-columns: 1fr; }
  .service-page-steps article { min-height: 0; }
  .service-page-steps h3 { margin-top: 20px; }
  .service-cta-inner { align-items: flex-start; flex-direction: column; gap: 28px; }
  .service-cta h2 { font-size: clamp(34px, 9vw, 46px); }
  .related-services-inner { align-items: flex-start; flex-direction: column; gap: 13px; }
  .related-services strong { margin: 0 0 4px; }
}

@media (max-width: 420px) {
  .page-width { width: calc(100% - 34px); }
  .header-inner { width: calc(100% - 34px); }
  .brand { width: 196px; }
  .brand-footer { width: 196px; }
  .hero { min-height: 580px; }
  .hero h1 { font-size: clamp(34px, 9vw, 38px); overflow-wrap: break-word; }
  .hero h1 em { width: 100%; display: block; }
  .intro-aside { display: none; }
  .service-card { min-height: 0; }
  .service-card-outline { min-height: 300px; }
  .process-steps { grid-template-columns: 1fr; }
  .process-steps article { min-height: 0; padding: 20px; }
  .process-steps h3 { margin-top: 18px; }
  .price-table th, .price-table td { font-size: 10px; }
  .price-table td { padding-left: 8px; }
  .footer-main > p { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}