/* Aktiv24 UI – Startseite, Kontakt, Rechtliches, 404.
   Tokens und Regeln: AI_DESIGN_SYSTEM.md (Abschnitt „Aktiv24 UI“).
   Keine Abhängigkeit von Bootstrap oder style.css. */

@font-face {
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../webfonts/montserrat-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../webfonts/montserrat-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
    --navy: #0f2a47;
    --navy-line: #2a4a6e;
    --accent: #2f78c4;
    --accent-light: #7bb6f0;
    --accent-text: #2a6db4;
    --ink: #0c1c30;
    --ink-soft: #3a4b60;
    --muted: #64748b;
    --line: #dee2e6;
    --mist: #f3f7fc;
    --white: #fff;
    --on-navy: #c9d6e6;
    --field-line: #8093a8;
    --font: 'Montserrat', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
    --gutter: 20px;
    --max: 1200px;
    --header-h: 84px;
    --header-c: 60px;
    --logo-h: 68px;
    --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-c) + 16px);
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.65;
    font-weight: 400;
    color: var(--ink-soft);
    background: var(--white);
    padding-top: var(--header-h);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }

h1, h2, h3 {
    color: var(--ink);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.12;
    overflow-wrap: break-word;
    hyphens: manual;
    text-wrap: balance;
}

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.on-navy :focus-visible, .on-accent :focus-visible, .site-footer :focus-visible { outline-color: var(--accent-light); }
.on-accent :focus-visible { outline-color: #fff; }

.container {
    width: 100%;
    max-width: calc(var(--max) + var(--gutter) * 2);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.skip-link {
    position: absolute;
    left: var(--gutter);
    top: -100px;
    z-index: 100;
    padding: 12px 16px;
    background: var(--navy);
    color: #fff;
    font-weight: 600;
}
.skip-link:focus { top: 8px; }

/* ---------- Buttons und Links ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 28px;
    font: 700 0.8125rem/1.2 var(--font);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background-color .2s, color .2s, border-color .2s;
}
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--ink); }
.on-navy .btn--primary:hover { background: #fff; color: var(--navy); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--navy); color: #fff; }
.btn:disabled, .btn[disabled], .btn[aria-disabled="true"] { background: #b9c4d1; color: #33445a; cursor: not-allowed; }

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    border-bottom: 1px solid currentColor;
    padding-bottom: 2px;
}
.link-arrow:hover { border-bottom-width: 2px; padding-bottom: 1px; }

.eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-text);
}
.on-navy .eyebrow { color: var(--accent-light); }

@media (max-width: 480px) {
    .btn { padding: 0 14px; font-size: 0.75rem; letter-spacing: 0.04em; }
}

/* ---------- Header ---------- */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: #fff;
    border-bottom: 1px solid var(--line);
}
.site-header__bar {
    transition: min-height .25s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-h);
    flex-wrap: wrap;
}

.site-header.is-compact { --logo-h: 46px; }
.site-header.is-compact .site-header__bar { min-height: var(--header-c); }
.brand--logo { display: block; line-height: 0; }
.brand__logo { display: block; width: auto; height: var(--logo-h); transition: height .25s ease; }
@media (min-width: 1120px) { .site-header.is-compact { --logo-h: 56px; } }
@media (prefers-reduced-motion: reduce) { .brand__logo, .site-header__bar { transition: none; } }

.brand {
    display: inline-flex;
    flex-direction: column;
    line-height: 1;
    text-decoration: none;
    color: var(--navy);
}
.brand__name { font-weight: 800; font-size: 1.625rem; letter-spacing: -0.035em; }
.brand__name b { color: var(--accent); font-weight: 800; }
.brand__sub {
    margin-top: 5px;
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
}
.site-footer .brand { color: #fff; }
.site-footer .brand__name b { color: var(--accent-light); }
.site-footer .brand__sub { color: var(--on-navy); }

.nav-toggle {
    display: none;
    width: 48px;
    height: 48px;
    margin-right: -10px;
    padding: 0;
    align-items: center;
    justify-content: center;
    background: none;
    border: 0;
    cursor: pointer;
}
.js .nav-toggle { display: inline-flex; }
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy);
    transition: transform .25s, background-color .25s;
}
.nav-toggle__bars { position: relative; }
.nav-toggle__bars::before, .nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -7px; }
.nav-toggle__bars::after { top: 7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-7px) rotate(-45deg); }

.nav { display: flex; flex-direction: column; width: 100%; padding: 4px 0 20px; }
.js .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    width: auto;
    padding: 4px var(--gutter) 24px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px -16px rgba(15, 42, 71, .35);
}
.js .nav.is-open { display: flex; }
.nav a:not(.btn) {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
}
.nav a[aria-current="page"] { color: var(--accent-text); }
.nav .btn { margin-top: 20px; }
.nav__menu { display: none; }
.nav__item > a { display: block; }

@media (min-width: 1120px) {
    :root { --header-h: 116px; --header-c: 68px; --logo-h: 96px; --gutter: 32px; }
    .nav-toggle, .js .nav-toggle { display: none; }
    .nav, .js .nav {
        position: static;
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 26px;
        width: auto;
        padding: 0;
        background: none;
        border: 0;
        box-shadow: none;
    }
    .nav a:not(.btn) {
        padding: 6px 0;
        border-bottom: 2px solid transparent;
        font-size: 0.875rem;
    }
    .nav a:not(.btn):hover { border-bottom-color: var(--accent); }
    .nav a[aria-current="page"] { border-bottom-color: var(--accent); }
    .nav .btn { margin: 0 0 0 6px; min-height: 46px; padding: 0 22px; }
    .nav, .js .nav { align-self: stretch; }
    .nav__item { position: relative; display: flex; align-items: center; align-self: stretch; }
    .nav__menu {
        display: block;
        position: absolute;
        left: -20px;
        top: 100%;
        z-index: 60;
        min-width: 310px;
        padding: 10px 0;
        background: #fff;
        border: 1px solid var(--line);
        border-top: 2px solid var(--accent);
        box-shadow: 0 18px 32px -18px rgba(15, 42, 71, .4);
        opacity: 0;
        visibility: hidden;
        transform: translateY(6px);
        transition: opacity .18s, transform .18s, visibility .18s;
    }
    .nav__item:hover .nav__menu, .nav__item:focus-within .nav__menu { opacity: 1; visibility: visible; transform: none; }
    .nav .nav__menu a:not(.btn) { display: block; padding: 9px 22px; border: 0; font-size: 0.875rem; }
    .nav .nav__menu a:not(.btn):hover { background: var(--mist); color: var(--accent-text); }
    .nav .nav__menu .nav__menu-all { margin-top: 6px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--accent-text); }
}

/* ---------- Sektionen ---------- */

.section { padding-block: clamp(64px, 9vw, 128px); }
.section--mist { background: var(--mist); }
.on-navy { background: var(--navy); color: var(--on-navy); }
.on-navy h1, .on-navy h2, .on-navy h3 { color: #fff; }
.on-accent { background: var(--accent); color: #fff; }
.on-accent h2 { color: #fff; }

.section__head { max-width: 42rem; }
.section__head .eyebrow { display: block; margin-bottom: 16px; }
.section__head h2 { font-size: clamp(1.75rem, 1.2rem + 2.3vw, 2.75rem); }
.section__head p { margin-top: 20px; font-size: 1.0625rem; }
.on-navy .section__head p { color: var(--on-navy); }

/* ---------- Hero ---------- */

.hero { background: var(--white); }
.hero__top { display: grid; gap: 28px; padding-top: clamp(36px, 6vw, 88px); padding-bottom: clamp(32px, 5vw, 64px); }
@media (min-width: 900px) {
    .hero__top { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); column-gap: 72px; align-items: end; }
}
.hero h1 { font-size: clamp(2.125rem, 0.9rem + 5.1vw, 5rem); line-height: 1.03; letter-spacing: -0.035em; font-weight: 800; text-wrap: balance; }
.hero__strong { display: block; }
.hero__light { display: block; margin-top: 0.08em; font-weight: 300; letter-spacing: -0.03em; color: var(--ink-soft); }
.hero__lead { max-width: 26rem; font-size: 1.0625rem; }
.hero__aside .btn { margin-top: 28px; width: 100%; }
@media (min-width: 560px) { .hero__aside .btn { width: auto; } }
.hero__meta { max-width: 26rem; margin-top: 16px; font-size: 0.8125rem; color: var(--muted); }

.hero__stage { position: relative; height: clamp(230px, 44vh, 520px); overflow: hidden; background: var(--mist); }
.hero__stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% 40%; }
@media (min-width: 900px) { .hero__stage img { object-position: 50% 45%; } }
.hero__credit { position: absolute; right: 0; bottom: 0; padding: 5px 12px; background: rgba(15, 42, 71, .88); color: #fff; font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; }

/* Takt: 24-Stunden-Achse (Gestaltungsmotiv, D-20) */
.takt { padding-block: 28px 30px; background: var(--navy); color: var(--on-navy); }
.takt__inner { display: grid; gap: 24px; }
.takt__inner > * { min-width: 0; }
@media (min-width: 900px) { .takt__inner { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); column-gap: 72px; align-items: center; padding-block: 8px; } }
.takt .eyebrow { display: block; margin-bottom: 8px; color: var(--accent-light); }
.takt__claim { max-width: 24rem; color: #fff; font-size: 1.0625rem; font-weight: 600; line-height: 1.45; }
.takt__bar { display: flex; gap: 3px; }
.takt__seg { display: flex; align-items: center; min-width: 0; min-height: 52px; padding: 6px 12px; font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; line-height: 1.3; transform-origin: left center; }
@media (max-width: 380px) { .takt__seg { padding: 6px 8px; font-size: 0.625rem; letter-spacing: 0.04em; } }
.takt__seg--open { background: var(--accent-light); color: var(--navy); }
.takt__seg--busy { border: 1px solid var(--navy-line); color: var(--on-navy); background: repeating-linear-gradient(135deg, transparent 0 6px, rgba(255, 255, 255, .08) 6px 7px); }
.takt__ticks { position: relative; height: 30px; margin-top: 8px; font-size: 0.6875rem; letter-spacing: 0.1em; color: var(--on-navy); }
.takt__ticks span { position: absolute; top: 0; padding-top: 10px; transform: translateX(-50%); white-space: nowrap; }
.takt__ticks span::before { content: ""; position: absolute; left: 50%; top: 0; width: 1px; height: 6px; background: var(--on-navy); }
.takt__ticks span:first-child { transform: none; }
.takt__ticks span:first-child::before { left: 0; }
.takt__ticks span:last-child { transform: none; }
.takt__ticks span:last-child::before { left: auto; right: 0; }
@media (prefers-reduced-motion: no-preference) {
    .reveal-ready .takt__seg { transform: scaleX(0); transition: transform .9s cubic-bezier(.2, .7, .2, 1); }
    .reveal-ready .takt__scale.is-visible .takt__seg { transform: none; }
    .reveal-ready .takt__scale.is-visible .takt__seg:nth-child(2) { transition-delay: .15s; }
    .reveal-ready .takt__scale.is-visible .takt__seg:nth-child(3) { transition-delay: .3s; }
}

/* ---------- Leistungen (Index mit Bildvorschau) ---------- */

.service-index { display: grid; gap: 32px; margin-top: clamp(36px, 5vw, 64px); }
@media (min-width: 900px) { .service-index { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 88px; align-items: start; } }
.service-index__list { border-top: 1px solid var(--ink); }
.service-index__item { border-bottom: 1px solid var(--line); }
.service-index__item a {
    display: grid;
    grid-template-columns: 2.25rem minmax(0, 1fr) auto;
    grid-template-areas: "thumb thumb thumb" "num body arrow";
    gap: 16px 12px;
    padding: 22px 0 26px;
    color: inherit;
    text-decoration: none;
}
.service-index__thumb { grid-area: thumb; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--mist); }
.service-index__thumb img { width: 100%; height: 100%; object-fit: cover; }
.service-index__num { grid-area: num; padding-top: 0.6em; font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.1em; color: var(--accent-text); }
.service-index__body { grid-area: body; display: block; }
.service-index__title { display: block; font-size: clamp(1.375rem, 1rem + 1.4vw, 2.125rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.025em; color: var(--ink); transition: color .2s; }
@media (max-width: 899px) { .service-index__title { hyphens: auto; overflow-wrap: break-word; font-size: clamp(1.25rem, 1rem + 1.6vw, 1.5rem); } }
.service-index__teaser { display: block; max-width: 34rem; margin-top: 8px; color: var(--ink-soft); }
.service-index__arrow { grid-area: arrow; padding-top: 0.2em; font-size: 1.5rem; line-height: 1; color: var(--accent-text); transition: transform .25s ease; }
.service-index__preview { display: none; margin: 0; }
@media (min-width: 900px) {
    .service-index__item a { grid-template-columns: 3.5rem minmax(0, 1fr) auto; grid-template-areas: "num body arrow"; align-items: center; padding: 30px 0; }
    .service-index__thumb { display: none; }
    .service-index__preview { display: block; position: sticky; top: calc(var(--header-c) + 32px); }
    .service-index__stack { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--mist); }
    .service-index__stack img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .5s ease; }
    .service-index__stack img.is-active { opacity: 1; }
    .service-index__preview figcaption { position: absolute; right: 0; bottom: 0; padding: 5px 12px; background: rgba(15, 42, 71, .88); color: #fff; font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; }
}
@media (hover: hover) {
    .service-index__item a:hover .service-index__title, .service-index__item a:focus-visible .service-index__title { color: var(--accent-text); }
    .service-index__item a:hover .service-index__arrow, .service-index__item a:focus-visible .service-index__arrow { transform: translateX(6px); }
}
@media (prefers-reduced-motion: reduce) { .service-index__arrow, .service-index__stack img { transition: none; } }
.services-more { margin-top: 32px; font-size: 1rem; }
.services-more strong { color: var(--ink); font-weight: 700; }
.services-more a:not(.link-arrow) { color: var(--accent-text); font-weight: 600; text-underline-offset: 3px; }
.services-more .link-arrow { margin-left: 8px; color: var(--accent-text); }

/* ---------- Warum Aktiv24 (Statement-Layout) ---------- */

.why__layout { display: grid; gap: 40px; }
@media (min-width: 900px) { .why__layout { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); column-gap: 96px; align-items: start; } .why__intro { position: sticky; top: calc(var(--header-c) + 40px); } }
.why__intro .eyebrow { display: block; margin-bottom: 16px; }
.why__intro h2 { font-size: clamp(1.875rem, 1.1rem + 2.6vw, 3.25rem); line-height: 1.06; letter-spacing: -0.03em; font-weight: 800; }
.why__list { border-bottom: 1px solid var(--navy-line); }
.why__list li { padding: 32px 0 36px; border-top: 1px solid var(--navy-line); }
.why__list h3 { font-size: clamp(1.75rem, 1.1rem + 2.2vw, 2.75rem); line-height: 1.08; letter-spacing: -0.03em; }
.why__list p { max-width: 30rem; margin-top: 12px; color: var(--on-navy); font-size: 1.125rem; }

/* ---------- Ablauf ---------- */

.steps { display: grid; margin-top: clamp(40px, 6vw, 72px); }
.step { position: relative; padding: 0 0 40px 68px; }
.step:last-child { padding-bottom: 0; }
.step__num { position: absolute; left: 0; top: -0.1em; font-size: 1.75rem; font-weight: 300; letter-spacing: -0.03em; line-height: 1.2; color: var(--navy); }
.step::before {
    content: "";
    position: absolute;
    left: 17px;
    top: 2.6rem;
    bottom: .5rem;
    width: 1px;
    background: var(--navy);
    transform-origin: top;
}
.step:last-child::before { display: none; }
.step h3 { font-size: 1.375rem; margin-bottom: 6px; }
@media (min-width: 900px) {
    .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); column-gap: 0; }
    .step { padding: 0 32px 0 0; }
    .step__num { position: static; display: flex; align-items: center; gap: 20px; margin-bottom: 28px; font-size: clamp(3rem, 2rem + 3vw, 4.75rem); line-height: 1; }
    .step__num::after { content: ""; flex: 1; height: 1px; background: var(--navy); transform-origin: left; }
    .step:last-child .step__num::after { display: none; }
    .step::before { display: none; }
    .step h3 { font-size: 1.375rem; }
    .step p { max-width: 16rem; }
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-ready [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; transition-delay: var(--d, 0s); }
    .reveal-ready [data-reveal].is-visible { opacity: 1; transform: none; }
    .reveal-ready .step::before { transform: scaleY(0); transition: transform .8s ease; transition-delay: calc(var(--d, 0s) + .3s); }
    .reveal-ready .step.is-visible::before { transform: scaleY(1); }
    @media (min-width: 900px) {
        .reveal-ready .step__num::after { transform: scaleX(0); transition: transform .9s ease; transition-delay: calc(var(--d, 0s) + .3s); }
        .reveal-ready .step.is-visible .step__num::after { transform: scaleX(1); }
    }
}

/* ---------- Einsatzgebiet ---------- */

.area { display: grid; gap: 48px; align-items: center; }
@media (min-width: 900px) { .area { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 80px; } }
.area__map { width: 100%; max-width: 460px; margin-inline: auto; }
.area__map figcaption { margin-top: 12px; font-size: 0.8125rem; text-align: center; color: var(--ink-soft); }
.area__map text { font-family: var(--font); }

/* ---------- Referenzen ---------- */

.refs__inner { display: grid; gap: 28px; }
@media (min-width: 900px) { .refs__inner { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); column-gap: 96px; align-items: end; } }
.refs .eyebrow { display: block; }
.refs h2 { margin-top: 14px; font-size: clamp(2rem, 1.2rem + 3vw, 3.5rem); line-height: 1.05; letter-spacing: -0.03em; font-weight: 800; }
.refs p { max-width: 34rem; color: var(--ink-soft); font-size: 1.125rem; }
.refs p + p { margin-top: 20px; }
.refs .link-arrow { color: var(--accent-text); font-size: 1rem; }

/* ---------- Abschluss-CTA ---------- */

.cta__inner { display: grid; gap: 28px; }
@media (min-width: 900px) { .cta__inner { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 96px; align-items: end; } }
.cta h2 { max-width: 12ch; font-size: clamp(2.25rem, 1.2rem + 4.6vw, 5rem); line-height: 1.02; letter-spacing: -0.035em; font-weight: 800; }
.cta p { max-width: 30rem; font-size: 1.0625rem; }
.cta .btn { width: 100%; margin-top: 28px; }
@media (min-width: 560px) { .cta .btn { width: auto; } }
.notice {
    margin-top: 24px;
    max-width: 34rem;
    padding: 16px 20px;
    border-left: 3px solid var(--accent);
    background: var(--mist);
    color: var(--ink);
    font-size: 0.9375rem;
}
.on-accent .notice { border-left-color: #fff; background: rgba(15, 42, 71, .32); color: #fff; }

/* ---------- Footer ---------- */

.site-footer { padding-top: clamp(56px, 8vw, 96px); overflow: hidden; background: var(--navy); color: var(--on-navy); font-size: 0.9375rem; }
.site-footer__top { display: grid; gap: 28px; padding-bottom: clamp(40px, 6vw, 72px); border-bottom: 1px solid var(--navy-line); }
@media (min-width: 900px) { .site-footer__top { grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 48px; } }
.site-footer__claim { max-width: 20ch; color: #fff; font-size: clamp(1.75rem, 1rem + 2.6vw, 3rem); font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; }
.site-footer__grid { display: grid; gap: 40px; padding-block: clamp(40px, 6vw, 64px); }
@media (min-width: 900px) { .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 64px; } }
.site-footer__grid p { max-width: 24rem; margin-top: 20px; }
.footer-title { margin-bottom: 16px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent-light); }
.site-footer li + li { margin-top: 10px; }
.site-footer a:not(.brand):not(.btn) { text-decoration: none; }
.site-footer a:not(.brand):not(.btn):hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.site-footer__mark { margin: 0 0 -0.1em -0.04em; font-size: clamp(3rem, 20.5vw, 16.5rem); font-weight: 800; letter-spacing: -0.06em; line-height: 0.8; white-space: nowrap; color: var(--navy-line); opacity: .5; user-select: none; }
.site-footer__bottom { padding-block: 20px 28px; border-top: 1px solid var(--navy-line); font-size: 0.8125rem; }
.site-footer__bottom p { margin: 0; }
@media (max-width: 899px) { .site-footer__bottom { padding-bottom: 96px; } }

/* ---------- Mobile CTA-Leiste ---------- */

.cta-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom, 0px));
    background: #fff;
    border-top: 1px solid var(--line);
    transform: translateY(110%);
    transition: transform .3s ease;
    visibility: hidden;
}
.cta-bar.is-shown { transform: none; visibility: visible; }
.cta-bar .btn { width: 100%; }
@media (min-width: 900px) { .cta-bar { display: none; } }

/* ---------- Unterseiten ---------- */

.page-head { padding-block: 32px clamp(40px, 6vw, 72px); background: var(--mist); border-bottom: 1px solid var(--line); }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 4px 0; font-size: 0.8125rem; color: var(--ink-soft); }
.crumbs li:not(:last-child)::after { content: "/"; margin: 0 10px; color: var(--muted); }
.crumbs a { text-decoration: none; border-bottom: 1px solid var(--line); }
.crumbs a:hover { border-bottom-color: var(--accent); color: var(--accent-text); }
.page-head h1 { margin-top: 28px; max-width: 18ch; font-size: clamp(2rem, 1.2rem + 3.6vw, 3.5rem); line-height: 1.06; letter-spacing: -0.03em; font-weight: 800; }
.page-head__lead { margin-top: 20px; max-width: 36rem; font-size: 1.0625rem; }

.contact-grid { display: grid; gap: 56px; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 96px; } }
.contact-grid h2 { font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem); margin-bottom: 24px; }
.needs { counter-reset: n; border-top: 1px solid var(--line); }
.needs li { counter-increment: n; position: relative; padding: 18px 0 18px 48px; border-bottom: 1px solid var(--line); }
.needs li::before { content: counter(n, decimal-leading-zero); position: absolute; left: 0; top: 20px; font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.1em; color: var(--accent-text); }
.needs strong { display: block; color: var(--ink); font-weight: 700; }

.form-card { padding: clamp(24px, 4vw, 40px); border: 1px solid var(--line); background: #fff; }
.form-card fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.form-card .notice { margin: 0 0 28px; max-width: none; }
.form-row { display: grid; gap: 20px; }
@media (min-width: 640px) { .form-row--2 { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; margin-bottom: 20px; }
.field label { margin-bottom: 8px; font-size: 0.875rem; font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea {
    width: 100%;
    min-height: 48px;
    padding: 12px 14px;
    font: inherit;
    color: var(--ink);
    background: #fff;
    border: 1px solid var(--field-line);
    border-radius: var(--radius);
}
.field textarea { min-height: 128px; resize: vertical; }
.field input:disabled, .field select:disabled, .field textarea:disabled { background: var(--mist); color: #4a5b70; cursor: not-allowed; }
.consent { display: flex; gap: 12px; align-items: flex-start; margin: 4px 0 24px; font-size: 0.875rem; }
.consent input { flex: none; width: 20px; height: 20px; margin-top: 2px; }

.prose { max-width: 42rem; }
.prose p + p { margin-top: 1em; }

.notfound { padding-block: clamp(72px, 12vw, 160px); }
.notfound .notfound__code { font-size: clamp(5rem, 3rem + 12vw, 11rem); font-weight: 800; line-height: .9; letter-spacing: -0.05em; color: var(--accent); }
.notfound h1 { margin-top: 24px; font-size: clamp(1.75rem, 1.2rem + 2vw, 2.5rem); }
.notfound p:not(.notfound__code) { margin-top: 16px; max-width: 32rem; font-size: 1.0625rem; }
.notfound__links { display: flex; flex-wrap: wrap; gap: 16px 32px; margin-top: 36px; }

@media print {
    .site-header, .cta-bar, .nav-toggle { display: none; }
    .on-navy, .on-accent { background: none; color: #000; }
}

/* ---------- Leistungsseiten ---------- */

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.h1-light { font-weight: 300; letter-spacing: -0.03em; color: var(--ink-soft); }
.page-head h1 { max-width: 22ch; }
.page-head--service h1 { max-width: none; font-size: clamp(1.75rem, 1.2rem + 3vw, 3.25rem); hyphens: auto; }
.service-head__text { min-width: 0; }
.service-head { display: grid; gap: 32px; }
@media (min-width: 900px) { .service-head { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 64px; align-items: center; } }
.service-head__actions { margin-top: 32px; }
.service-head__actions .btn { width: 100%; }
@media (min-width: 560px) { .service-head__actions .btn { width: auto; } }
.service-head__media { position: relative; margin: 0; }
.service-head__media img { width: 100%; height: auto; background: var(--white); }
.service-head__media figcaption {
    position: absolute;
    right: 0;
    bottom: 0;
    padding: 5px 12px;
    background: rgba(15, 42, 71, .88);
    color: #fff;
    font-size: 0.6875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.service-body { display: grid; gap: 48px; }
@media (min-width: 900px) {
    .service-body { grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: 96px; align-items: start; }
    .service-facts { position: sticky; top: calc(var(--header-c) + 24px); }
}
.service-facts dl { margin-top: 16px; border-top: 1px solid var(--line); }
.service-facts dl > div { padding: 16px 0; border-bottom: 1px solid var(--line); }
.service-facts dt { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.service-facts dd { margin-top: 4px; color: var(--ink); font-weight: 600; }
.service-prose { max-width: 42rem; }
.service-prose h2 { margin-top: 56px; font-size: clamp(1.375rem, 1.1rem + 1vw, 1.75rem); }
.service-prose h2:first-child { margin-top: 0; }
.service-prose h2 + p { margin-top: 12px; }
.service-prose .needs { margin-top: 20px; }
.checklist { margin-top: 20px; border-top: 1px solid var(--line); }
.checklist li { position: relative; padding: 12px 0 12px 34px; border-bottom: 1px solid var(--line); color: var(--ink); }
.checklist li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 1.1em;
    width: 12px;
    height: 7px;
    border-left: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
    transform: rotate(-45deg);
}

.related { margin-top: clamp(24px, 4vw, 40px); border-top: 1px solid var(--line); }
.related__item {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
}
.related__item:hover { color: var(--accent-text); }
.related__item--all { color: var(--accent-text); }
@media (min-width: 900px) { .related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 64px; } }

/* ---------- Einsatzgebiet: Ring baut sich von innen nach außen auf ---------- */
@media (min-width: 900px) { .area__map { max-width: 600px; } }
@media (prefers-reduced-motion: no-preference) {
    .reveal-ready .area__map .ring-city, .reveal-ready .area__map .ring-outer { transform-box: fill-box; transform-origin: center; transform: scale(.4); opacity: 0; transition: transform 1s cubic-bezier(.2, .7, .2, 1), opacity .8s ease; }
    .reveal-ready .area__map.is-visible .ring-city, .reveal-ready .area__map.is-visible .ring-outer { transform: none; opacity: 1; }
    .reveal-ready .area__map.is-visible .ring-outer { transition-delay: .25s; }
    .reveal-ready .area__map .ring-places { opacity: 0; transition: opacity .8s ease .9s; }
    .reveal-ready .area__map.is-visible .ring-places { opacity: 1; }
}